Merge pull request #3277

0e7ad2e2 Wallet API: generalize 'bool testnet' to 'NetworkType nettype' (stoffu)
af773211 Stagenet (stoffu)
cc9a0bee command_line: allow args to depend on more than one args (stoffu)
55f8d917 command_line::get_arg: remove 'required' for dependent args as they're always optional (stoffu)
450306a0 command line: allow has_arg to handle arg_descriptor<bool,false,true> #3318 (stoffu)
9f9e095a Use `genesis_tx` parameter in `generate_genesis_block`. #3261 (Jean Pierre Dudey)

52 files changed, 688 insertions, 379 deletions

diff --git a/src/blockchain_utilities/blockchain_export.cpp b/src/blockchain_utilities/blockchain_export.cpp
index b3e11605d..5a49f3478 100644
--- a/src/blockchain_utilities/blockchain_export.cpp
+++ b/src/blockchain_utilities/blockchain_export.cpp
@@ -58,7 +58,6 @@ int main(int argc, char* argv[])
 
   tools::on_startup();
 
-  boost::filesystem::path default_data_path {tools::get_default_data_dir()};
   boost::filesystem::path output_file_path;
 
   po::options_description desc_cmd_only("Command line options");
@@ -75,6 +74,7 @@ int main(int argc, char* argv[])
   command_line::add_arg(desc_cmd_sett, cryptonote::arg_data_dir);
   command_line::add_arg(desc_cmd_sett, arg_output_file);
   command_line::add_arg(desc_cmd_sett, cryptonote::arg_testnet_on);
+  command_line::add_arg(desc_cmd_sett, cryptonote::arg_stagenet_on);
   command_line::add_arg(desc_cmd_sett, arg_log_level);
   command_line::add_arg(desc_cmd_sett, arg_database);
   command_line::add_arg(desc_cmd_sett, arg_block_stop);
@@ -112,6 +112,12 @@ int main(int argc, char* argv[])
   LOG_PRINT_L0("Starting...");
 
   bool opt_testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
+  bool opt_stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on);
+  if (opt_testnet && opt_stagenet)
+  {
+    std::cerr << "Can't specify more than one of --testnet and --stagenet" << std::endl;
+    return 1;
+  }
   bool opt_blocks_dat = command_line::get_arg(vm, arg_blocks_dat);
 
   std::string m_config_folder;
@@ -169,7 +175,7 @@ int main(int argc, char* argv[])
     LOG_PRINT_L0("Error opening database: " << e.what());
     return 1;
   }
-  r = core_storage->init(db, opt_testnet);
+  r = core_storage->init(db, opt_testnet ? cryptonote::TESTNET : opt_stagenet ? cryptonote::STAGENET : cryptonote::MAINNET);
 
   CHECK_AND_ASSERT_MES(r, 1, "Failed to initialize source blockchain storage");
   LOG_PRINT_L0("Source blockchain storage initialized OK");
diff --git a/src/blockchain_utilities/blockchain_import.cpp b/src/blockchain_utilities/blockchain_import.cpp
index 6195e47e7..caa549c13 100644
--- a/src/blockchain_utilities/blockchain_import.cpp
+++ b/src/blockchain_utilities/blockchain_import.cpp
@@ -53,6 +53,7 @@ bool opt_batch   = true;
 bool opt_verify  = true; // use add_new_block, which does verification before calling add_block
 bool opt_resume  = true;
 bool opt_testnet = true;
+bool opt_stagenet = true;
 
 // number of blocks per batch transaction
 // adjustable through command-line argument according to available RAM
@@ -574,8 +575,6 @@ int main(int argc, char* argv[])
 
   tools::on_startup();
 
-  boost::filesystem::path default_data_path {tools::get_default_data_dir()};
-  boost::filesystem::path default_testnet_data_path {default_data_path / "testnet"};
   std::string import_file_path;
 
   po::options_description desc_cmd_only("Command line options");
@@ -671,6 +670,12 @@ int main(int argc, char* argv[])
   }
 
   opt_testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
+  opt_stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on);
+  if (opt_testnet && opt_stagenet)
+  {
+    std::cerr << "Error: Can't specify more than one of --testnet and --stagenet" << ENDL;
+    return 1;
+  }
   m_config_folder = command_line::get_arg(vm, cryptonote::arg_data_dir);
   db_arg_str = command_line::get_arg(vm, arg_database);
 
@@ -728,7 +733,7 @@ int main(int argc, char* argv[])
     MINFO("batch:   " << std::boolalpha << opt_batch << std::noboolalpha);
   }
   MINFO("resume:  " << std::boolalpha << opt_resume  << std::noboolalpha);
-  MINFO("testnet: " << std::boolalpha << opt_testnet << std::noboolalpha);
+  MINFO("nettype: " << (opt_testnet ? "testnet" : opt_stagenet ? "stagenet" : "mainnet"));
 
   MINFO("bootstrap file path: " << import_file_path);
   MINFO("database path:       " << m_config_folder);
diff --git a/src/blocks/CMakeLists.txt b/src/blocks/CMakeLists.txt
index 079c59fb5..cf3f0b354 100644
--- a/src/blocks/CMakeLists.txt
+++ b/src/blocks/CMakeLists.txt
@@ -32,7 +32,8 @@ if(APPLE)
 else()
     add_custom_command(OUTPUT blocks.o MAIN_DEPENDENCY blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/blocks.o blocks.dat)
     add_custom_command(OUTPUT testnet_blocks.o MAIN_DEPENDENCY testnet_blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/testnet_blocks.o testnet_blocks.dat)
-    add_library(blocks STATIC blocks.o testnet_blocks.o blockexports.c)
+    add_custom_command(OUTPUT stagenet_blocks.o MAIN_DEPENDENCY stagenet_blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/stagenet_blocks.o stagenet_blocks.dat)
+    add_library(blocks STATIC blocks.o testnet_blocks.o stagenet_blocks.o blockexports.c)
     set_target_properties(blocks PROPERTIES LINKER_LANGUAGE C)
 endif()
 
diff --git a/src/blocks/blockexports.c b/src/blocks/blockexports.c
index 477167a12..0154b0413 100644
--- a/src/blocks/blockexports.c
+++ b/src/blocks/blockexports.c
@@ -16,20 +16,24 @@ extern const struct mach_header_64 _mh_execute_header;
 #endif
 #endif
 
-const unsigned char *get_blocks_dat_start(int testnet)
+const unsigned char *get_blocks_dat_start(int testnet, int stagenet)
 {
     size_t size;
     if (testnet)
         return getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
+    else if (stagenet)
+        return getsectiondata(&_mh_execute_header, "__DATA", "__stagenet_blocks_dat", &size);
     else
         return getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
 }
 
-size_t get_blocks_dat_size(int testnet)
+size_t get_blocks_dat_size(int testnet, int stagenet)
 {
     size_t size;
     if (testnet)
         getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
+    else if (stagenet)
+        getsectiondata(&_mh_execute_header, "__DATA", "__stagenet_blocks_dat", &size);
     else
         getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
     return size;
@@ -42,30 +46,40 @@ size_t get_blocks_dat_size(int testnet)
 #define _binary_blocks_end binary_blocks_dat_end
 #define _binary_testnet_blocks_start binary_testnet_blocks_dat_start
 #define _binary_testnet_blocks_end binary_testnet_blocks_dat_end
+#define _binary_stagenet_blocks_start binary_stagenet_blocks_dat_start
+#define _binary_stagenet_blocks_end binary_stagenet_blocks_dat_end
 #else
 #define _binary_blocks_start _binary_blocks_dat_start
 #define _binary_blocks_end _binary_blocks_dat_end
 #define _binary_testnet_blocks_start _binary_testnet_blocks_dat_start
 #define _binary_testnet_blocks_end _binary_testnet_blocks_dat_end
+#define _binary_stagenet_blocks_start _binary_stagenet_blocks_dat_start
+#define _binary_stagenet_blocks_end _binary_stagenet_blocks_dat_end
 #endif
 
 extern const unsigned char _binary_blocks_start[];
 extern const unsigned char _binary_blocks_end[];
 extern const unsigned char _binary_testnet_blocks_start[];
 extern const unsigned char _binary_testnet_blocks_end[];
+extern const unsigned char _binary_stagenet_blocks_start[];
+extern const unsigned char _binary_stagenet_blocks_end[];
 
-const unsigned char *get_blocks_dat_start(int testnet)
+const unsigned char *get_blocks_dat_start(int testnet, int stagenet)
 {
   if (testnet)
     return _binary_testnet_blocks_start;
+  else if (stagenet)
+    return _binary_stagenet_blocks_start;
   else
     return _binary_blocks_start;
 }
 
-size_t get_blocks_dat_size(int testnet)
+size_t get_blocks_dat_size(int testnet, int stagenet)
 {
   if (testnet)
     return (size_t) (_binary_testnet_blocks_end - _binary_testnet_blocks_start);
+  else if (stagenet)
+    return (size_t) (_binary_stagenet_blocks_end - _binary_stagenet_blocks_start);
   else
     return (size_t) (_binary_blocks_end - _binary_blocks_start);
 }
diff --git a/src/blocks/blocks.h b/src/blocks/blocks.h
index b842009a4..ec683f47e 100644
--- a/src/blocks/blocks.h
+++ b/src/blocks/blocks.h
@@ -5,8 +5,8 @@
 extern "C" {
 #endif
 
-const unsigned char *get_blocks_dat_start(int testnet);
-size_t get_blocks_dat_size(int testnet);
+const unsigned char *get_blocks_dat_start(int testnet, int stagenet);
+size_t get_blocks_dat_size(int testnet, int stagenet);
 
 #ifdef __cplusplus
 }
diff --git a/src/blocks/stagenet_blocks.dat b/src/blocks/stagenet_blocks.dat
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/src/blocks/stagenet_blocks.dat
diff --git a/src/checkpoints/checkpoints.cpp b/src/checkpoints/checkpoints.cpp
index eadfb4df7..f709465c8 100644
--- a/src/checkpoints/checkpoints.cpp
+++ b/src/checkpoints/checkpoints.cpp
@@ -159,14 +159,20 @@ namespace cryptonote
     return true;
   }
 
-  bool checkpoints::init_default_checkpoints(bool testnet)
+  bool checkpoints::init_default_checkpoints(network_type nettype)
   {
-    if (testnet)
+    if (nettype == TESTNET)
     {
       ADD_CHECKPOINT(0,     "48ca7cd3c8de5b6a4d53d2861fbdaedca141553559f9be9520068053cda8430b");
       ADD_CHECKPOINT(1000000, "46b690b710a07ea051bc4a6b6842ac37be691089c0f7758cfeec4d5fc0b4a258");
       return true;
     }
+    if (nettype == STAGENET)
+    {
+      ADD_CHECKPOINT(0,       "76ee3cc98646292206cd3e86f74d88b4dcc1d937088645e9b0cbca84b7ce74eb");
+      ADD_CHECKPOINT(10000,   "1f8b0ce313f8b9ba9a46108bfd285c45ad7c2176871fd41c3a690d4830ce2fd5");
+      return true;
+    }
     ADD_CHECKPOINT(1,     "771fbcd656ec1464d3a02ead5e18644030007a0fc664c0a964d30922821a8148");
     ADD_CHECKPOINT(10,    "c0e3b387e47042f72d8ccdca88071ff96bff1ac7cde09ae113dbb7ad3fe92381");
     ADD_CHECKPOINT(100,   "ac3e11ca545e57c49fca2b4e8c48c03c23be047c43e471e1394528b1f9f80b2d");
@@ -240,7 +246,7 @@ namespace cryptonote
     return true;
   }
 
-  bool checkpoints::load_checkpoints_from_dns(bool testnet)
+  bool checkpoints::load_checkpoints_from_dns(network_type nettype)
   {
     std::vector<std::string> records;
 
@@ -257,7 +263,13 @@ namespace cryptonote
 							     , "testpoints.moneropulse.co"
     };
 
-    if (!tools::dns_utils::load_txt_records_from_dns(records, testnet ? testnet_dns_urls : dns_urls))
+    static const std::vector<std::string> stagenet_dns_urls = { "stagenetpoints.moneropulse.se"
+                   , "stagenetpoints.moneropulse.org"
+                   , "stagenetpoints.moneropulse.net"
+                   , "stagenetpoints.moneropulse.co"
+    };
+
+    if (!tools::dns_utils::load_txt_records_from_dns(records, nettype == TESTNET ? testnet_dns_urls : nettype == STAGENET ? stagenet_dns_urls : dns_urls))
       return true; // why true ?
 
     for (const auto& record : records)
@@ -290,14 +302,14 @@ namespace cryptonote
     return true;
   }
 
-  bool checkpoints::load_new_checkpoints(const std::string &json_hashfile_fullpath, bool testnet, bool dns)
+  bool checkpoints::load_new_checkpoints(const std::string &json_hashfile_fullpath, network_type nettype, bool dns)
   {
     bool result;
 
     result = load_checkpoints_from_json(json_hashfile_fullpath);
     if (dns)
     {
-      result &= load_checkpoints_from_dns(testnet);
+      result &= load_checkpoints_from_dns(nettype);
     }
 
     return result;
diff --git a/src/checkpoints/checkpoints.h b/src/checkpoints/checkpoints.h
index e71861c44..61be2c27a 100644
--- a/src/checkpoints/checkpoints.h
+++ b/src/checkpoints/checkpoints.h
@@ -33,6 +33,7 @@
 #include <vector>
 #include "misc_log_ex.h"
 #include "crypto/hash.h"
+#include "cryptonote_config.h"
 
 #define ADD_CHECKPOINT(h, hash)  CHECK_AND_ASSERT(add_checkpoint(h,  hash), false);
 #define JSON_HASH_FILE_NAME "checkpoints.json"
@@ -147,11 +148,11 @@ namespace cryptonote
 
     /**
      * @brief loads the default main chain checkpoints
-     * @param testnet whether to load testnet checkpoints or mainnet
+     * @param nettype network type
      *
      * @return true unless adding a checkpoint fails
      */
-    bool init_default_checkpoints(bool testnet);
+    bool init_default_checkpoints(network_type nettype);
 
     /**
      * @brief load new checkpoints
@@ -160,12 +161,12 @@ namespace cryptonote
      * (optionally) from DNS.
      *
      * @param json_hashfile_fullpath path to the json checkpoints file
-     * @param testnet whether to load testnet checkpoints or mainnet
+     * @param nettype network type
      * @param dns whether or not to load DNS checkpoints
      *
      * @return true if loading successful and no conflicts
      */
-    bool load_new_checkpoints(const std::string &json_hashfile_fullpath, bool testnet=false, bool dns=true);
+    bool load_new_checkpoints(const std::string &json_hashfile_fullpath, network_type nettype=MAINNET, bool dns=true);
 
     /**
      * @brief load new checkpoints from json
@@ -179,11 +180,11 @@ namespace cryptonote
     /**
      * @brief load new checkpoints from DNS
      *
-     * @param testnet whether to load testnet checkpoints or mainnet
+     * @param nettype network type
      *
      * @return true if loading successful and no conflicts
      */
-    bool load_checkpoints_from_dns(bool testnet = false);
+    bool load_checkpoints_from_dns(network_type nettype = MAINNET);
 
   private:
     std::map<uint64_t, crypto::hash> m_points; //!< the checkpoints container
diff --git a/src/common/command_line.h b/src/common/command_line.h
index f67efcf86..3a869bb26 100644
--- a/src/common/command_line.h
+++ b/src/common/command_line.h
@@ -33,6 +33,7 @@
 #include <functional>
 #include <iostream>
 #include <sstream>
+#include <array>
 #include <type_traits>
 
 #include <boost/program_options/parsers.hpp>
@@ -48,7 +49,7 @@ namespace command_line
   //! \return True if `str` is `is_iequal("n" || "no" || `tr("no"))`.
   bool is_no(const std::string& str);
 
-  template<typename T, bool required = false, bool dependent = false>
+  template<typename T, bool required = false, bool dependent = false, int NUM_DEPS = 1>
   struct arg_descriptor;
 
   template<typename T>
@@ -98,6 +99,22 @@ namespace command_line
     bool not_use_default;
   };
 
+  template<typename T, int NUM_DEPS>
+  struct arg_descriptor<T, false, true, NUM_DEPS>
+  {
+    typedef T value_type;
+
+    const char* name;
+    const char* description;
+
+    T default_value;
+
+    std::array<const arg_descriptor<bool, false> *, NUM_DEPS> ref;
+    std::function<T(std::array<bool, NUM_DEPS>, bool, T)> depf;
+
+    bool not_use_default;
+  };
+
   template<typename T>
   boost::program_options::typed_value<T, char>* make_semantic(const arg_descriptor<T, true>& /*arg*/)
   {
@@ -127,6 +144,28 @@ namespace command_line
     return semantic;
   }
 
+  template<typename T, int NUM_DEPS>
+  boost::program_options::typed_value<T, char>* make_semantic(const arg_descriptor<T, false, true, NUM_DEPS>& arg)
+  {
+    auto semantic = boost::program_options::value<T>();
+    if (!arg.not_use_default) {
+      std::array<bool, NUM_DEPS> depval;
+      depval.fill(false);
+      std::ostringstream format;
+      format << arg.depf(depval, true, arg.default_value);
+      for (size_t i = 0; i < depval.size(); ++i)
+      {
+        depval.fill(false);
+        depval[i] = true;
+        format << ", " << arg.depf(depval, true, arg.default_value) << " if '" << arg.ref[i]->name << "'";
+      }
+      for (size_t i = 0; i < depval.size(); ++i)
+        depval[i] = arg.ref[i]->default_value;
+      semantic->default_value(arg.depf(depval, true, arg.default_value), format.str());
+    }
+    return semantic;
+  }
+
   template<typename T>
   boost::program_options::typed_value<T, char>* make_semantic(const arg_descriptor<T, false>& arg, const T& def)
   {
@@ -144,8 +183,8 @@ namespace command_line
     return semantic;
   }
 
-  template<typename T, bool required, bool dependent>
-  void add_arg(boost::program_options::options_description& description, const arg_descriptor<T, required, dependent>& arg, bool unique = true)
+  template<typename T, bool required, bool dependent, int NUM_DEPS>
+  void add_arg(boost::program_options::options_description& description, const arg_descriptor<T, required, dependent, NUM_DEPS>& arg, bool unique = true)
   {
     if (0 != description.find_nothrow(arg.name, false))
     {
@@ -214,35 +253,44 @@ namespace command_line
     }
   }
 
-  template<typename T, bool required>
-  bool has_arg(const boost::program_options::variables_map& vm, const arg_descriptor<T, required>& arg)
+  template<typename T, bool required, bool dependent, int NUM_DEPS>
+  typename std::enable_if<!std::is_same<T, bool>::value, bool>::type has_arg(const boost::program_options::variables_map& vm, const arg_descriptor<T, required, dependent, NUM_DEPS>& arg)
   {
     auto value = vm[arg.name];
     return !value.empty();
   }
 
-  template<typename T, bool required, bool dependent>
-  bool is_arg_defaulted(const boost::program_options::variables_map& vm, const arg_descriptor<T, required, dependent>& arg)
+  template<typename T, bool required, bool dependent, int NUM_DEPS>
+  bool is_arg_defaulted(const boost::program_options::variables_map& vm, const arg_descriptor<T, required, dependent, NUM_DEPS>& arg)
   {
     return vm[arg.name].defaulted();
   }
 
-  template<typename T, bool required>
-  T get_arg(const boost::program_options::variables_map& vm, const arg_descriptor<T, required, true>& arg)
+  template<typename T>
+  T get_arg(const boost::program_options::variables_map& vm, const arg_descriptor<T, false, true>& arg)
   {
     return arg.depf(get_arg(vm, arg.ref), is_arg_defaulted(vm, arg), vm[arg.name].template as<T>());
   }
 
+  template<typename T, int NUM_DEPS>
+  T get_arg(const boost::program_options::variables_map& vm, const arg_descriptor<T, false, true, NUM_DEPS>& arg)
+  {
+    std::array<bool, NUM_DEPS> depval;
+    for (size_t i = 0; i < depval.size(); ++i)
+      depval[i] = get_arg(vm, *arg.ref[i]);
+    return arg.depf(depval, is_arg_defaulted(vm, arg), vm[arg.name].template as<T>());
+  }
+
   template<typename T, bool required>
   T get_arg(const boost::program_options::variables_map& vm, const arg_descriptor<T, required>& arg)
   {
     return vm[arg.name].template as<T>();
   }
  
-  template<>
-  inline bool has_arg<bool, false>(const boost::program_options::variables_map& vm, const arg_descriptor<bool, false>& arg)
+  template<bool dependent, int NUM_DEPS>
+  inline bool has_arg(const boost::program_options::variables_map& vm, const arg_descriptor<bool, false, dependent, NUM_DEPS>& arg)
   {
-    return get_arg<bool, false>(vm, arg);
+    return get_arg(vm, arg);
   }
 
 
diff --git a/src/cryptonote_basic/account.cpp b/src/cryptonote_basic/account.cpp
index 26c823c2a..375b17389 100644
--- a/src/cryptonote_basic/account.cpp
+++ b/src/cryptonote_basic/account.cpp
@@ -183,16 +183,16 @@ DISABLE_VS_WARNINGS(4244 4345)
     return m_keys;
   }
   //-----------------------------------------------------------------
-  std::string account_base::get_public_address_str(bool testnet) const
+  std::string account_base::get_public_address_str(network_type nettype) const
   {
     //TODO: change this code into base 58
-    return get_account_address_as_str(testnet, false, m_keys.m_account_address);
+    return get_account_address_as_str(nettype, false, m_keys.m_account_address);
   }
   //-----------------------------------------------------------------
-  std::string account_base::get_public_integrated_address_str(const crypto::hash8 &payment_id, bool testnet) const
+  std::string account_base::get_public_integrated_address_str(const crypto::hash8 &payment_id, network_type nettype) const
   {
     //TODO: change this code into base 58
-    return get_account_integrated_address_as_str(testnet, m_keys.m_account_address, payment_id);
+    return get_account_integrated_address_as_str(nettype, m_keys.m_account_address, payment_id);
   }
   //-----------------------------------------------------------------
 }
diff --git a/src/cryptonote_basic/account.h b/src/cryptonote_basic/account.h
index d734599a3..b5d6ed85d 100644
--- a/src/cryptonote_basic/account.h
+++ b/src/cryptonote_basic/account.h
@@ -73,8 +73,8 @@ namespace cryptonote
     bool make_multisig(const crypto::secret_key &view_secret_key, const crypto::secret_key &spend_secret_key, const crypto::public_key &spend_public_key, const std::vector<crypto::secret_key> &multisig_keys);
     void finalize_multisig(const crypto::public_key &spend_public_key);
     const account_keys& get_keys() const;
-    std::string get_public_address_str(bool testnet) const;
-    std::string get_public_integrated_address_str(const crypto::hash8 &payment_id, bool testnet) const;
+    std::string get_public_address_str(network_type nettype) const;
+    std::string get_public_integrated_address_str(const crypto::hash8 &payment_id, network_type nettype) const;
 
     hw::device& get_device() const  {return m_keys.get_device();}
     void set_device( hw::device &hwdev) {m_keys.set_device(hwdev);}
diff --git a/src/cryptonote_basic/cryptonote_basic_impl.cpp b/src/cryptonote_basic/cryptonote_basic_impl.cpp
index dbf4d4045..08a95d2e9 100644
--- a/src/cryptonote_basic/cryptonote_basic_impl.cpp
+++ b/src/cryptonote_basic/cryptonote_basic_impl.cpp
@@ -157,25 +157,26 @@ namespace cryptonote {
   }
   //-----------------------------------------------------------------------
   std::string get_account_address_as_str(
-      bool testnet
+      network_type nettype
     , bool subaddress
     , account_public_address const & adr
     )
   {
-    uint64_t address_prefix = testnet ?
-      (subaddress ? config::testnet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::testnet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX) :
+    uint64_t address_prefix = nettype == TESTNET ?
+      (subaddress ? config::testnet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::testnet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX) : nettype == STAGENET ?
+      (subaddress ? config::stagenet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::stagenet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX) :
       (subaddress ? config::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX);
 
     return tools::base58::encode_addr(address_prefix, t_serializable_object_to_blob(adr));
   }
   //-----------------------------------------------------------------------
   std::string get_account_integrated_address_as_str(
-      bool testnet
+      network_type nettype
     , account_public_address const & adr
     , crypto::hash8 const & payment_id
     )
   {
-    uint64_t integrated_address_prefix = testnet ? config::testnet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
+    uint64_t integrated_address_prefix = nettype == TESTNET ? config::testnet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : nettype == STAGENET ? config::stagenet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
 
     integrated_address iadr = {
       adr, payment_id
@@ -196,16 +197,19 @@ namespace cryptonote {
   //-----------------------------------------------------------------------
   bool get_account_address_from_str(
       address_parse_info& info
-    , bool testnet
+    , network_type nettype
     , std::string const & str
     )
   {
-    uint64_t address_prefix = testnet ?
-      config::testnet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX;
-    uint64_t integrated_address_prefix = testnet ?
-      config::testnet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
-    uint64_t subaddress_prefix = testnet ?
-      config::testnet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX;
+    uint64_t address_prefix = nettype == TESTNET ?
+      config::testnet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX : nettype == STAGENET ?
+      config::stagenet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX;
+    uint64_t integrated_address_prefix = nettype == TESTNET ?
+      config::testnet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : nettype == STAGENET ?
+      config::stagenet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
+    uint64_t subaddress_prefix = nettype == TESTNET ?
+      config::testnet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : nettype == STAGENET ?
+      config::stagenet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX;
 
     if (2 * sizeof(public_address_outer_blob) != str.size())
     {
@@ -304,17 +308,17 @@ namespace cryptonote {
   //--------------------------------------------------------------------------------
   bool get_account_address_from_str_or_url(
       address_parse_info& info
-    , bool testnet
+    , network_type nettype
     , const std::string& str_or_url
     , std::function<std::string(const std::string&, const std::vector<std::string>&, bool)> dns_confirm
     )
   {
-    if (get_account_address_from_str(info, testnet, str_or_url))
+    if (get_account_address_from_str(info, nettype, str_or_url))
       return true;
     bool dnssec_valid;
     std::string address_str = tools::dns_utils::get_account_address_as_str_from_url(str_or_url, dnssec_valid, dns_confirm);
     return !address_str.empty() &&
-      get_account_address_from_str(info, testnet, address_str);
+      get_account_address_from_str(info, nettype, address_str);
   }
   //--------------------------------------------------------------------------------
   bool operator ==(const cryptonote::transaction& a, const cryptonote::transaction& b) {
diff --git a/src/cryptonote_basic/cryptonote_basic_impl.h b/src/cryptonote_basic/cryptonote_basic_impl.h
index 8943d93ea..f59785021 100644
--- a/src/cryptonote_basic/cryptonote_basic_impl.h
+++ b/src/cryptonote_basic/cryptonote_basic_impl.h
@@ -94,26 +94,26 @@ namespace cryptonote {
   uint8_t get_account_integrated_address_checksum(const public_integrated_address_outer_blob& bl);
 
   std::string get_account_address_as_str(
-      bool testnet
+      network_type nettype
     , bool subaddress
     , const account_public_address& adr
     );
 
   std::string get_account_integrated_address_as_str(
-      bool testnet
+      network_type nettype
     , const account_public_address& adr
     , const crypto::hash8& payment_id
     );
 
   bool get_account_address_from_str(
       address_parse_info& info
-    , bool testnet
+    , network_type nettype
     , const std::string& str
     );
 
   bool get_account_address_from_str_or_url(
       address_parse_info& info
-    , bool testnet
+    , network_type nettype
     , const std::string& str_or_url
     , std::function<std::string(const std::string&, const std::vector<std::string>&, bool)> dns_confirm = return_first_address
     );
diff --git a/src/cryptonote_basic/miner.cpp b/src/cryptonote_basic/miner.cpp
index 7af9b3487..f949bbd2b 100644
--- a/src/cryptonote_basic/miner.cpp
+++ b/src/cryptonote_basic/miner.cpp
@@ -218,7 +218,7 @@ namespace cryptonote
     command_line::add_arg(desc, arg_bg_mining_miner_target_percentage);
   }
   //-----------------------------------------------------------------------------------------------------
-  bool miner::init(const boost::program_options::variables_map& vm, bool testnet)
+  bool miner::init(const boost::program_options::variables_map& vm, network_type nettype)
   {
     if(command_line::has_arg(vm, arg_extra_messages))
     {
@@ -246,7 +246,7 @@ namespace cryptonote
     if(command_line::has_arg(vm, arg_start_mining))
     {
       address_parse_info info;
-      if(!cryptonote::get_account_address_from_str(info, testnet, command_line::get_arg(vm, arg_start_mining)) || info.is_subaddress)
+      if(!cryptonote::get_account_address_from_str(info, nettype, command_line::get_arg(vm, arg_start_mining)) || info.is_subaddress)
       {
         LOG_ERROR("Target account address " << command_line::get_arg(vm, arg_start_mining) << " has wrong format, starting daemon canceled");
         return false;
diff --git a/src/cryptonote_basic/miner.h b/src/cryptonote_basic/miner.h
index 7bf5dc372..2bff784c7 100644
--- a/src/cryptonote_basic/miner.h
+++ b/src/cryptonote_basic/miner.h
@@ -64,7 +64,7 @@ namespace cryptonote
   public: 
     miner(i_miner_handler* phandler);
     ~miner();
-    bool init(const boost::program_options::variables_map& vm, bool testnet);
+    bool init(const boost::program_options::variables_map& vm, network_type nettype);
     static void init_options(boost::program_options::options_description& desc);
     bool set_block_template(const block& bl, const difficulty_type& diffic, uint64_t height);
     bool on_block_chain_update();
diff --git a/src/cryptonote_config.h b/src/cryptonote_config.h
index f9460e7db..171fc194a 100644
--- a/src/cryptonote_config.h
+++ b/src/cryptonote_config.h
@@ -172,7 +172,33 @@ namespace config
     boost::uuids::uuid const NETWORK_ID = { {
         0x12 ,0x30, 0xF1, 0x71 , 0x61, 0x04 , 0x41, 0x61, 0x17, 0x31, 0x00, 0x82, 0x16, 0xA1, 0xA1, 0x11
       } }; // Bender's daydream
-    std::string const GENESIS_TX = "013c01ff0001ffffffffffff0f029b2e4c0281c0b02e7c53291a94d1d0cbff8883f8024f5142ee494ffbbd0880712101168d0c4ca86fb55a4cf6a36d31431be1c53a3bd7411bb24e8832410289fa6f3b";
+    std::string const GENESIS_TX = "013c01ff0001ffffffffffff03029b2e4c0281c0b02e7c53291a94d1d0cbff8883f8024f5142ee494ffbbd08807121017767aafcde9be00dcfd098715ebcf7f410daebc582fda69d24a28e9d0bc890d1";
     uint32_t const GENESIS_NONCE = 10001;
   }
+
+  namespace stagenet
+  {
+    uint64_t const CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX = 24;
+    uint64_t const CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX = 25;
+    uint64_t const CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX = 36;
+    uint16_t const P2P_DEFAULT_PORT = 38080;
+    uint16_t const RPC_DEFAULT_PORT = 38081;
+    uint16_t const ZMQ_RPC_DEFAULT_PORT = 38082;
+    boost::uuids::uuid const NETWORK_ID = { {
+        0x12 ,0x30, 0xF1, 0x71 , 0x61, 0x04 , 0x41, 0x61, 0x17, 0x31, 0x00, 0x82, 0x16, 0xA1, 0xA1, 0x12
+      } }; // Bender's daydream
+    std::string const GENESIS_TX = "013c01ff0001ffffffffffff0302df5d56da0c7d643ddd1ce61901c7bdc5fb1738bfe39fbe69c28a3a7032729c0f2101168d0c4ca86fb55a4cf6a36d31431be1c53a3bd7411bb24e8832410289fa6f3b";
+    uint32_t const GENESIS_NONCE = 10002;
+  }
+}
+
+namespace cryptonote
+{
+  enum network_type : uint8_t
+  {
+    MAINNET = 0,
+    TESTNET,
+    STAGENET,
+    FAKECHAIN
+  };
 }
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 376f9ca5e..88ed409bf 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -132,6 +132,16 @@ static const struct {
 };
 static const uint64_t testnet_hard_fork_version_1_till = 624633;
 
+static const struct {
+  uint8_t version;
+  uint64_t height;
+  uint8_t threshold;
+  time_t time;
+} stagenet_hard_forks[] = {
+  // version 1 from the start of the blockchain
+  { 1, 1, 0, 1341378000 },
+};
+
 //------------------------------------------------------------------
 Blockchain::Blockchain(tx_memory_pool& tx_pool) :
   m_db(), m_tx_pool(tx_pool), m_hardfork(NULL), m_timestamps_and_difficulties_height(0), m_current_block_cumul_sz_limit(0), m_current_block_cumul_sz_median(0),
@@ -306,14 +316,12 @@ uint64_t Blockchain::get_current_blockchain_height() const
 //------------------------------------------------------------------
 //FIXME: possibly move this into the constructor, to avoid accidentally
 //       dereferencing a null BlockchainDB pointer
-bool Blockchain::init(BlockchainDB* db, const bool testnet, bool offline, const cryptonote::test_options *test_options)
+bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline, const cryptonote::test_options *test_options)
 {
   LOG_PRINT_L3("Blockchain::" << __func__);
   CRITICAL_REGION_LOCAL(m_tx_pool);
   CRITICAL_REGION_LOCAL1(m_blockchain_lock);
 
-  bool fakechain = test_options != NULL;
-
   if (db == nullptr)
   {
     LOG_ERROR("Attempted to init Blockchain with null DB");
@@ -328,27 +336,32 @@ bool Blockchain::init(BlockchainDB* db, const bool testnet, bool offline, const
 
   m_db = db;
 
-  m_testnet = testnet;
+  m_nettype = test_options != NULL ? FAKECHAIN : nettype;
   m_offline = offline;
   if (m_hardfork == nullptr)
   {
-    if (fakechain)
+    if (m_nettype ==  FAKECHAIN || m_nettype == STAGENET)
       m_hardfork = new HardFork(*db, 1, 0);
-    else if (m_testnet)
+    else if (m_nettype == TESTNET)
       m_hardfork = new HardFork(*db, 1, testnet_hard_fork_version_1_till);
     else
       m_hardfork = new HardFork(*db, 1, mainnet_hard_fork_version_1_till);
   }
-  if (fakechain)
+  if (m_nettype == FAKECHAIN)
   {
     for (size_t n = 0; test_options->hard_forks[n].first; ++n)
       m_hardfork->add_fork(test_options->hard_forks[n].first, test_options->hard_forks[n].second, 0, n + 1);
   }
-  else if (m_testnet)
+  else if (m_nettype == TESTNET)
   {
     for (size_t n = 0; n < sizeof(testnet_hard_forks) / sizeof(testnet_hard_forks[0]); ++n)
       m_hardfork->add_fork(testnet_hard_forks[n].version, testnet_hard_forks[n].height, testnet_hard_forks[n].threshold, testnet_hard_forks[n].time);
   }
+  else if (m_nettype == STAGENET)
+  {
+    for (size_t n = 0; n < sizeof(stagenet_hard_forks) / sizeof(stagenet_hard_forks[0]); ++n)
+      m_hardfork->add_fork(stagenet_hard_forks[n].version, stagenet_hard_forks[n].height, stagenet_hard_forks[n].threshold, stagenet_hard_forks[n].time);
+  }
   else
   {
     for (size_t n = 0; n < sizeof(mainnet_hard_forks) / sizeof(mainnet_hard_forks[0]); ++n)
@@ -367,10 +380,14 @@ bool Blockchain::init(BlockchainDB* db, const bool testnet, bool offline, const
     MINFO("Blockchain not loaded, generating genesis block.");
     block bl = boost::value_initialized<block>();
     block_verification_context bvc = boost::value_initialized<block_verification_context>();
-    if (m_testnet)
+    if (m_nettype == TESTNET)
     {
       generate_genesis_block(bl, config::testnet::GENESIS_TX, config::testnet::GENESIS_NONCE);
     }
+    else if (m_nettype == STAGENET)
+    {
+      generate_genesis_block(bl, config::stagenet::GENESIS_TX, config::stagenet::GENESIS_NONCE);
+    }
     else
     {
       generate_genesis_block(bl, config::GENESIS_TX, config::GENESIS_NONCE);
@@ -384,7 +401,7 @@ bool Blockchain::init(BlockchainDB* db, const bool testnet, bool offline, const
   {
   }
 
-  if (!fakechain)
+  if (m_nettype != FAKECHAIN)
   {
     // ensure we fixup anything we found and fix in the future
     m_db->fixup();
@@ -406,7 +423,7 @@ bool Blockchain::init(BlockchainDB* db, const bool testnet, bool offline, const
   m_async_pool.create_thread(boost::bind(&boost::asio::io_service::run, &m_async_service));
 
 #if defined(PER_BLOCK_CHECKPOINT)
-  if (!fakechain)
+  if (m_nettype != FAKECHAIN)
     load_compiled_in_block_hashes();
 #endif
 
@@ -417,11 +434,11 @@ bool Blockchain::init(BlockchainDB* db, const bool testnet, bool offline, const
   return true;
 }
 //------------------------------------------------------------------
-bool Blockchain::init(BlockchainDB* db, HardFork*& hf, const bool testnet, bool offline)
+bool Blockchain::init(BlockchainDB* db, HardFork*& hf, const network_type nettype, bool offline)
 {
   if (hf != nullptr)
     m_hardfork = hf;
-  bool res = init(db, testnet, offline, NULL);
+  bool res = init(db, nettype, offline, NULL);
   if (hf == nullptr)
     hf = m_hardfork;
   return res;
@@ -4316,15 +4333,17 @@ void Blockchain::cancel()
 static const char expected_block_hashes_hash[] = "4b553162ee4e7af3c53666506591489c68560b9175e6e941dc96c89f96f0e35c";
 void Blockchain::load_compiled_in_block_hashes()
 {
-  if (m_fast_sync && get_blocks_dat_start(m_testnet) != nullptr && get_blocks_dat_size(m_testnet) > 0)
+  const bool testnet = m_nettype == TESTNET;
+  const bool stagenet = m_nettype == STAGENET;
+  if (m_fast_sync && get_blocks_dat_start(testnet, stagenet) != nullptr && get_blocks_dat_size(testnet, stagenet) > 0)
   {
-    MINFO("Loading precomputed blocks (" << get_blocks_dat_size(m_testnet) << " bytes)");
+    MINFO("Loading precomputed blocks (" << get_blocks_dat_size(testnet, stagenet) << " bytes)");
 
-    if (!m_testnet)
+    if (m_nettype == MAINNET)
     {
       // first check hash
       crypto::hash hash;
-      if (!tools::sha256sum(get_blocks_dat_start(m_testnet), get_blocks_dat_size(m_testnet), hash))
+      if (!tools::sha256sum(get_blocks_dat_start(testnet, stagenet), get_blocks_dat_size(testnet, stagenet), hash))
       {
         MERROR("Failed to hash precomputed blocks data");
         return;
@@ -4344,9 +4363,9 @@ void Blockchain::load_compiled_in_block_hashes()
       }
     }
 
-    if (get_blocks_dat_size(m_testnet) > 4)
+    if (get_blocks_dat_size(testnet, stagenet) > 4)
     {
-      const unsigned char *p = get_blocks_dat_start(m_testnet);
+      const unsigned char *p = get_blocks_dat_start(testnet, stagenet);
       const uint32_t nblocks = *p | ((*(p+1))<<8) | ((*(p+2))<<16) | ((*(p+3))<<24);
       if (nblocks > (std::numeric_limits<uint32_t>::max() - 4) / sizeof(hash))
       {
@@ -4354,7 +4373,7 @@ void Blockchain::load_compiled_in_block_hashes()
         return;
       }
       const size_t size_needed = 4 + nblocks * sizeof(crypto::hash);
-      if(nblocks > 0 && nblocks > (m_db->height() + HASH_OF_HASHES_STEP - 1) / HASH_OF_HASHES_STEP && get_blocks_dat_size(m_testnet) >= size_needed)
+      if(nblocks > 0 && nblocks > (m_db->height() + HASH_OF_HASHES_STEP - 1) / HASH_OF_HASHES_STEP && get_blocks_dat_size(testnet, stagenet) >= size_needed)
       {
         p += sizeof(uint32_t);
         m_blocks_hash_of_hashes.reserve(nblocks);
diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h
index b2bbff488..dd490cdd5 100644
--- a/src/cryptonote_core/blockchain.h
+++ b/src/cryptonote_core/blockchain.h
@@ -111,25 +111,25 @@ namespace cryptonote
      * @brief Initialize the Blockchain state
      *
      * @param db a pointer to the backing store to use for the blockchain
-     * @param testnet true if on testnet, else false
+     * @param nettype network type
      * @param offline true if running offline, else false
      * @param test_options test parameters
      *
      * @return true on success, false if any initialization steps fail
      */
-    bool init(BlockchainDB* db, const bool testnet = false, bool offline = false, const cryptonote::test_options *test_options = NULL);
+    bool init(BlockchainDB* db, const network_type nettype = MAINNET, bool offline = false, const cryptonote::test_options *test_options = NULL);
 
     /**
      * @brief Initialize the Blockchain state
      *
      * @param db a pointer to the backing store to use for the blockchain
      * @param hf a structure containing hardfork information
-     * @param testnet true if on testnet, else false
+     * @param nettype network type
      * @param offline true if running offline, else false
      *
      * @return true on success, false if any initialization steps fail
      */
-    bool init(BlockchainDB* db, HardFork*& hf, const bool testnet = false, bool offline = false);
+    bool init(BlockchainDB* db, HardFork*& hf, const network_type nettype = MAINNET, bool offline = false);
 
     /**
      * @brief Uninitializes the blockchain state
@@ -1010,7 +1010,7 @@ namespace cryptonote
 
     HardFork *m_hardfork;
 
-    bool m_testnet;
+    network_type m_nettype;
     bool m_offline;
 
     std::atomic<bool> m_cancel;
diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp
index 8b837f2e4..8c0118803 100644
--- a/src/cryptonote_core/cryptonote_core.cpp
+++ b/src/cryptonote_core/cryptonote_core.cpp
@@ -71,14 +71,21 @@ namespace cryptonote
   , "Run on testnet. The wallet must be launched with --testnet flag."
   , false
   };
-  const command_line::arg_descriptor<std::string, false, true> arg_data_dir = {
+  const command_line::arg_descriptor<bool, false> arg_stagenet_on  = {
+    "stagenet"
+  , "Run on stagenet. The wallet must be launched with --stagenet flag."
+  , false
+  };
+  const command_line::arg_descriptor<std::string, false, true, 2> arg_data_dir = {
     "data-dir"
   , "Specify data directory"
   , tools::get_default_data_dir()
-  , arg_testnet_on
-  , [](bool testnet, bool defaulted, std::string val) {
-      if (testnet)
+  , {{ &arg_testnet_on, &arg_stagenet_on }}
+  , [](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val) {
+      if (testnet_stagenet[0])
         return (boost::filesystem::path(val) / "testnet").string();
+      else if (testnet_stagenet[1])
+        return (boost::filesystem::path(val) / "stagenet").string();
       return val;
     }
   };
@@ -194,7 +201,7 @@ namespace cryptonote
   //-----------------------------------------------------------------------------------------------
   bool core::update_checkpoints()
   {
-    if (m_testnet || m_fakechain || m_disable_dns_checkpoints) return true;
+    if (m_nettype != MAINNET || m_disable_dns_checkpoints) return true;
 
     if (m_checkpoints_updating.test_and_set()) return true;
 
@@ -243,6 +250,7 @@ namespace cryptonote
     command_line::add_arg(desc, arg_test_drop_download_height);
 
     command_line::add_arg(desc, arg_testnet_on);
+    command_line::add_arg(desc, arg_stagenet_on);
     command_line::add_arg(desc, arg_dns_checkpoints);
     command_line::add_arg(desc, arg_prep_blocks_threads);
     command_line::add_arg(desc, arg_fast_block_sync);
@@ -262,16 +270,21 @@ namespace cryptonote
   //-----------------------------------------------------------------------------------------------
   bool core::handle_command_line(const boost::program_options::variables_map& vm)
   {
-    m_testnet = command_line::get_arg(vm, arg_testnet_on);
+    if (m_nettype != FAKECHAIN)
+    {
+      const bool testnet = command_line::get_arg(vm, arg_testnet_on);
+      const bool stagenet = command_line::get_arg(vm, arg_stagenet_on);
+      m_nettype = testnet ? TESTNET : stagenet ? STAGENET : MAINNET;
+    }
 
     m_config_folder = command_line::get_arg(vm, arg_data_dir);
 
     auto data_dir = boost::filesystem::path(m_config_folder);
 
-    if (!m_testnet && !m_fakechain)
+    if (m_nettype == MAINNET)
     {
       cryptonote::checkpoints checkpoints;
-      if (!checkpoints.init_default_checkpoints(m_testnet))
+      if (!checkpoints.init_default_checkpoints(m_nettype))
       {
         throw std::runtime_error("Failed to initialize checkpoints");
       }
@@ -360,9 +373,11 @@ namespace cryptonote
   {
     start_time = std::time(nullptr);
 
-    m_fakechain = test_options != NULL;
+    if (test_options != NULL)
+    {
+      m_nettype = FAKECHAIN;
+    }
     bool r = handle_command_line(vm);
-    bool testnet = command_line::get_arg(vm, arg_testnet_on);
     std::string m_config_folder_mempool = m_config_folder;
 
     if (config_subdir)
@@ -377,7 +392,7 @@ namespace cryptonote
     size_t max_txpool_size = command_line::get_arg(vm, arg_max_txpool_size);
 
     boost::filesystem::path folder(m_config_folder);
-    if (m_fakechain)
+    if (m_nettype == FAKECHAIN)
       folder /= "fake";
 
     // make sure the data directory exists, and try to lock it
@@ -491,7 +506,7 @@ namespace cryptonote
     m_blockchain_storage.set_user_options(blocks_threads,
         blocks_per_sync, sync_mode, fast_sync);
 
-    r = m_blockchain_storage.init(db.release(), m_testnet, m_offline, test_options);
+    r = m_blockchain_storage.init(db.release(), m_nettype, m_offline, test_options);
 
     r = m_mempool.init(max_txpool_size);
     CHECK_AND_ASSERT_MES(r, false, "Failed to initialize memory pool");
@@ -526,7 +541,7 @@ namespace cryptonote
       return false;
     }
 
-    r = m_miner.init(vm, m_testnet);
+    r = m_miner.init(vm, m_nettype);
     CHECK_AND_ASSERT_MES(r, false, "Failed to initialize miner instance");
 
     return load_state_data();
@@ -909,7 +924,7 @@ namespace cryptonote
   //-----------------------------------------------------------------------------------------------
   size_t core::get_block_sync_size(uint64_t height) const
   {
-    static const uint64_t quick_height = m_testnet ? 801219 : 1220516;
+    static const uint64_t quick_height = m_nettype == TESTNET ? 801219 : m_nettype == MAINNET ? 1220516 : 0;
     if (block_sync_size > 0)
       return block_sync_size;
     if (height >= quick_height)
diff --git a/src/cryptonote_core/cryptonote_core.h b/src/cryptonote_core/cryptonote_core.h
index ce39aaddf..e1e430516 100644
--- a/src/cryptonote_core/cryptonote_core.h
+++ b/src/cryptonote_core/cryptonote_core.h
@@ -58,8 +58,9 @@ namespace cryptonote
      const std::pair<uint8_t, uint64_t> *hard_forks;
    };
 
-  extern const command_line::arg_descriptor<std::string, false, true> arg_data_dir;
+  extern const command_line::arg_descriptor<std::string, false, true, 2> arg_data_dir;
   extern const command_line::arg_descriptor<bool, false> arg_testnet_on;
+  extern const command_line::arg_descriptor<bool, false> arg_stagenet_on;
   extern const command_line::arg_descriptor<bool> arg_offline;
 
   /************************************************************************/
@@ -725,11 +726,11 @@ namespace cryptonote
      std::pair<uint64_t, uint64_t> get_coinbase_tx_sum(const uint64_t start_offset, const size_t count);
      
      /**
-      * @brief get whether we're on testnet or not
+      * @brief get the network type we're on
       *
-      * @return are we on testnet?
+      * @return which network are we on?
       */     
-     bool get_testnet() const { return m_testnet; };
+     network_type get_nettype() const { return m_nettype; };
 
      /**
       * @brief get whether fluffy blocks are enabled
@@ -954,9 +955,7 @@ namespace cryptonote
 
      uint64_t m_target_blockchain_height; //!< blockchain height target
 
-     bool m_testnet; //!< are we on testnet?
-
-     bool m_fakechain; //!< are we using a fake chain (for testing purposes)?
+     network_type m_nettype; //!< which network are we on?
 
      std::string m_checkpoints_path; //!< path to json checkpoints file
      time_t m_last_dns_checkpoints_update; //!< time when dns checkpoints were last updated
diff --git a/src/cryptonote_core/cryptonote_tx_utils.cpp b/src/cryptonote_core/cryptonote_tx_utils.cpp
index d641caf80..77f69615b 100644
--- a/src/cryptonote_core/cryptonote_tx_utils.cpp
+++ b/src/cryptonote_core/cryptonote_tx_utils.cpp
@@ -639,17 +639,8 @@ namespace cryptonote
     //genesis block
     bl = boost::value_initialized<block>();
 
-
-    account_public_address ac = boost::value_initialized<account_public_address>();
-    std::vector<size_t> sz;
-    construct_miner_tx(0, 0, 0, 0, 0, ac, bl.miner_tx); // zero fee in genesis
-    blobdata txb = tx_to_blob(bl.miner_tx);
-    std::string hex_tx_represent = string_tools::buff_to_hex_nodelimer(txb);
-
-    std::string genesis_coinbase_tx_hex = config::GENESIS_TX;
-
     blobdata tx_bl;
-    bool r = string_tools::parse_hexstr_to_binbuff(genesis_coinbase_tx_hex, tx_bl);
+    bool r = string_tools::parse_hexstr_to_binbuff(genesis_tx, tx_bl);
     CHECK_AND_ASSERT_MES(r, false, "failed to parse coinbase tx from hard coded blob");
     r = parse_and_validate_tx_from_blob(tx_bl, bl.miner_tx);
     CHECK_AND_ASSERT_MES(r, false, "failed to parse coinbase tx from hard coded blob");
diff --git a/src/cryptonote_protocol/cryptonote_protocol_handler.inl b/src/cryptonote_protocol/cryptonote_protocol_handler.inl
index 14c3fb298..7c4f16c77 100644
--- a/src/cryptonote_protocol/cryptonote_protocol_handler.inl
+++ b/src/cryptonote_protocol/cryptonote_protocol_handler.inl
@@ -302,7 +302,7 @@ namespace cryptonote
     int64_t diff = static_cast<int64_t>(hshd.current_height) - static_cast<int64_t>(m_core.get_current_blockchain_height());
     uint64_t abs_diff = std::abs(diff);
     uint64_t max_block_height = std::max(hshd.current_height,m_core.get_current_blockchain_height());
-    uint64_t last_block_v1 = m_core.get_testnet() ? 624633 : 1009826;
+    uint64_t last_block_v1 = m_core.get_nettype() == TESTNET ? 624633 : m_core.get_nettype() == MAINNET ? 1009826 : (uint64_t)-1;
     uint64_t diff_v2 = max_block_height > last_block_v1 ? std::min(abs_diff, max_block_height - last_block_v1) : 0;
     MCLOG(is_inital ? el::Level::Info : el::Level::Debug, "global", context <<  "Sync data returned a new top block candidate: " << m_core.get_current_blockchain_height() << " -> " << hshd.current_height
       << " [Your node is " << abs_diff << " blocks (" << ((abs_diff - diff_v2) / (24 * 60 * 60 / DIFFICULTY_TARGET_V1)) + (diff_v2 / (24 * 60 * 60 / DIFFICULTY_TARGET_V2)) << " days) "
diff --git a/src/daemon/command_line_args.h b/src/daemon/command_line_args.h
index efbae488c..add752029 100644
--- a/src/daemon/command_line_args.h
+++ b/src/daemon/command_line_args.h
@@ -37,27 +37,33 @@ namespace daemon_args
 {
   std::string const WINDOWS_SERVICE_NAME = "Monero Daemon";
 
-  const command_line::arg_descriptor<std::string, false, true> arg_config_file = {
+  const command_line::arg_descriptor<std::string, false, true, 2> arg_config_file = {
     "config-file"
   , "Specify configuration file"
   , (daemonizer::get_default_data_dir() / std::string(CRYPTONOTE_NAME ".conf")).string()
-  , cryptonote::arg_testnet_on
-  , [](bool testnet, bool defaulted, std::string val) {
-      if (testnet && defaulted)
+  , {{ &cryptonote::arg_testnet_on, &cryptonote::arg_stagenet_on }}
+  , [](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val) {
+      if (testnet_stagenet[0] && defaulted)
         return (daemonizer::get_default_data_dir() / "testnet" /
                 std::string(CRYPTONOTE_NAME ".conf")).string();
+      else if (testnet_stagenet[1] && defaulted)
+        return (daemonizer::get_default_data_dir() / "stagenet" /
+                std::string(CRYPTONOTE_NAME ".conf")).string();
       return val;
     }
   };
-  const command_line::arg_descriptor<std::string, false, true> arg_log_file = {
+  const command_line::arg_descriptor<std::string, false, true, 2> arg_log_file = {
     "log-file"
   , "Specify log file"
   , (daemonizer::get_default_data_dir() / std::string(CRYPTONOTE_NAME ".log")).string()
-  , cryptonote::arg_testnet_on
-  , [](bool testnet, bool defaulted, std::string val) {
-      if (testnet && defaulted)
+  , {{ &cryptonote::arg_testnet_on, &cryptonote::arg_stagenet_on }}
+  , [](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val) {
+      if (testnet_stagenet[0] && defaulted)
         return (daemonizer::get_default_data_dir() / "testnet" /
                 std::string(CRYPTONOTE_NAME ".log")).string();
+      else if (testnet_stagenet[1] && defaulted)
+        return (daemonizer::get_default_data_dir() / "stagenet" /
+                std::string(CRYPTONOTE_NAME ".log")).string();
       return val;
     }
   };
@@ -91,14 +97,16 @@ namespace daemon_args
       , "127.0.0.1"
   };
 
-  const command_line::arg_descriptor<std::string, false, true> arg_zmq_rpc_bind_port = {
+  const command_line::arg_descriptor<std::string, false, true, 2> arg_zmq_rpc_bind_port = {
     "zmq-rpc-bind-port"
   , "Port for ZMQ RPC server to listen on"
   , std::to_string(config::ZMQ_RPC_DEFAULT_PORT)
-  , cryptonote::arg_testnet_on
-  , [](bool testnet, bool defaulted, std::string val) {
-      if (testnet && defaulted)
+  , {{ &cryptonote::arg_testnet_on, &cryptonote::arg_stagenet_on }}
+  , [](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val) {
+      if (testnet_stagenet[0] && defaulted)
         return std::to_string(config::testnet::ZMQ_RPC_DEFAULT_PORT);
+      if (testnet_stagenet[1] && defaulted)
+        return std::to_string(config::stagenet::ZMQ_RPC_DEFAULT_PORT);
       return val;
     }
   };
diff --git a/src/daemon/command_parser_executor.cpp b/src/daemon/command_parser_executor.cpp
index 09e425dd1..7a89ebc0c 100644
--- a/src/daemon/command_parser_executor.cpp
+++ b/src/daemon/command_parser_executor.cpp
@@ -268,30 +268,44 @@ bool t_command_parser_executor::start_mining(const std::vector<std::string>& arg
   }
 
   cryptonote::address_parse_info info;
-  bool testnet = false;
-  if(!cryptonote::get_account_address_from_str(info, false, args.front()))
+  cryptonote::network_type nettype = cryptonote::MAINNET;
+  if(!cryptonote::get_account_address_from_str(info, cryptonote::MAINNET, args.front()))
   {
-    if(!cryptonote::get_account_address_from_str(info, true, args.front()))
+    if(!cryptonote::get_account_address_from_str(info, cryptonote::TESTNET, args.front()))
     {
-      bool dnssec_valid;
-      std::string address_str = tools::dns_utils::get_account_address_as_str_from_url(args.front(), dnssec_valid,
-          [](const std::string &url, const std::vector<std::string> &addresses, bool dnssec_valid){return addresses[0];});
-      if(!cryptonote::get_account_address_from_str(info, false, address_str))
+      if(!cryptonote::get_account_address_from_str(info, cryptonote::STAGENET, args.front()))
       {
-        if(!cryptonote::get_account_address_from_str(info, true, address_str))
+        bool dnssec_valid;
+        std::string address_str = tools::dns_utils::get_account_address_as_str_from_url(args.front(), dnssec_valid,
+            [](const std::string &url, const std::vector<std::string> &addresses, bool dnssec_valid){return addresses[0];});
+        if(!cryptonote::get_account_address_from_str(info, cryptonote::MAINNET, address_str))
         {
-          std::cout << "target account address has wrong format" << std::endl;
-          return true;
-        }
-        else
-        {
-          testnet = true;
+          if(!cryptonote::get_account_address_from_str(info, cryptonote::TESTNET, address_str))
+          {
+            if(!cryptonote::get_account_address_from_str(info, cryptonote::STAGENET, address_str))
+            {
+              std::cout << "target account address has wrong format" << std::endl;
+              return true;
+            }
+            else
+            {
+              nettype = cryptonote::STAGENET;
+            }
+          }
+          else
+          {
+            nettype = cryptonote::TESTNET;
+          }
         }
       }
+      else
+      {
+        nettype = cryptonote::STAGENET;
+      }
     }
     else
     {
-      testnet = true;
+      nettype = cryptonote::TESTNET;
     }
   }
   if (info.is_subaddress)
@@ -299,8 +313,8 @@ bool t_command_parser_executor::start_mining(const std::vector<std::string>& arg
     tools::fail_msg_writer() << "subaddress for mining reward is not yet supported!" << std::endl;
     return true;
   }
-  if(testnet)
-    std::cout << "Mining to a testnet address, make sure this is intentional!" << std::endl;
+  if(nettype != cryptonote::MAINNET)
+    std::cout << "Mining to a " << (nettype == cryptonote::TESTNET ? "testnet" : "stagenet") << "address, make sure this is intentional!" << std::endl;
   uint64_t threads_count = 1;
   bool do_background_mining = false;  
   bool ignore_battery = false;  
@@ -325,7 +339,7 @@ bool t_command_parser_executor::start_mining(const std::vector<std::string>& arg
     threads_count = (ok && 0 < threads_count) ? threads_count : 1;
   }
 
-  m_executor.start_mining(info.address, threads_count, testnet, do_background_mining, ignore_battery);
+  m_executor.start_mining(info.address, threads_count, nettype, do_background_mining, ignore_battery);
 
   return true;
 }
diff --git a/src/daemon/core.h b/src/daemon/core.h
index 1ff696bef..475f418d6 100644
--- a/src/daemon/core.h
+++ b/src/daemon/core.h
@@ -69,9 +69,12 @@ public:
   std::string get_config_subdir() const
   {
     bool testnet = command_line::get_arg(m_vm_HACK, cryptonote::arg_testnet_on);
+    bool stagenet = command_line::get_arg(m_vm_HACK, cryptonote::arg_stagenet_on);
+    bool mainnet = !testnet && !stagenet;
     std::string port = command_line::get_arg(m_vm_HACK, nodetool::arg_p2p_bind_port);
-    if ((!testnet && port != std::to_string(::config::P2P_DEFAULT_PORT))
-        || (testnet && port != std::to_string(::config::testnet::P2P_DEFAULT_PORT))) {
+    if ((mainnet && port != std::to_string(::config::P2P_DEFAULT_PORT))
+        || (testnet && port != std::to_string(::config::testnet::P2P_DEFAULT_PORT))
+        || (stagenet && port != std::to_string(::config::stagenet::P2P_DEFAULT_PORT))) {
       return port;
     }
     return std::string();
diff --git a/src/daemon/daemon.cpp b/src/daemon/daemon.cpp
index 8053932fe..48671f190 100644
--- a/src/daemon/daemon.cpp
+++ b/src/daemon/daemon.cpp
@@ -76,15 +76,16 @@ public:
     core.set_protocol(protocol.get());
 
     const auto testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
+    const auto stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on);
     const auto restricted = command_line::get_arg(vm, cryptonote::core_rpc_server::arg_restricted_rpc);
     const auto main_rpc_port = command_line::get_arg(vm, cryptonote::core_rpc_server::arg_rpc_bind_port);
-    rpcs.emplace_back(new t_rpc{vm, core, p2p, restricted, testnet, main_rpc_port, "core"});
+    rpcs.emplace_back(new t_rpc{vm, core, p2p, restricted, testnet ? cryptonote::TESTNET : stagenet ? cryptonote::STAGENET : cryptonote::MAINNET, main_rpc_port, "core"});
 
     auto restricted_rpc_port_arg = cryptonote::core_rpc_server::arg_rpc_restricted_bind_port;
     if(!command_line::is_arg_defaulted(vm, restricted_rpc_port_arg))
     {
       auto restricted_rpc_port = command_line::get_arg(vm, restricted_rpc_port_arg);
-      rpcs.emplace_back(new t_rpc{vm, core, p2p, true, testnet, restricted_rpc_port, "restricted"});
+      rpcs.emplace_back(new t_rpc{vm, core, p2p, true, testnet ? cryptonote::TESTNET : stagenet ? cryptonote::STAGENET : cryptonote::MAINNET, restricted_rpc_port, "restricted"});
     }
   }
 };
diff --git a/src/daemon/main.cpp b/src/daemon/main.cpp
index 752a92ba4..50384b2a6 100644
--- a/src/daemon/main.cpp
+++ b/src/daemon/main.cpp
@@ -138,6 +138,14 @@ int main(int argc, char const * argv[])
       return 0;
     }
 
+    const bool testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
+    const bool stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on);
+    if (testnet && stagenet)
+    {
+      std::cerr << "Can't specify more than one of --tesnet and --stagenet" << ENDL;
+      return 1;
+    }
+
     std::string db_type = command_line::get_arg(vm, cryptonote::arg_db_type);
 
     // verify that blockchaindb type is valid
diff --git a/src/daemon/rpc.h b/src/daemon/rpc.h
index 17f6c7f67..9621b0d01 100644
--- a/src/daemon/rpc.h
+++ b/src/daemon/rpc.h
@@ -54,7 +54,7 @@ public:
     , t_core & core
     , t_p2p & p2p
     , const bool restricted
-    , const bool testnet
+    , const cryptonote::network_type nettype
     , const std::string & port
     , const std::string & description
     )
@@ -62,7 +62,7 @@ public:
   {
     MGINFO("Initializing " << m_description << " RPC server...");
 
-    if (!m_server.init(vm, restricted, testnet, port))
+    if (!m_server.init(vm, restricted, nettype, port))
     {
       throw std::runtime_error("Failed to initialize " + m_description + " RPC server.");
     }
diff --git a/src/daemon/rpc_command_executor.cpp b/src/daemon/rpc_command_executor.cpp
index 5ef799d40..73b8d1a18 100644
--- a/src/daemon/rpc_command_executor.cpp
+++ b/src/daemon/rpc_command_executor.cpp
@@ -442,7 +442,7 @@ bool t_rpc_command_executor::show_status() {
     % (unsigned long long)ires.height
     % (unsigned long long)net_height
     % get_sync_percentage(ires)
-    % (ires.testnet ? "testnet" : "mainnet")
+    % (ires.testnet ? "testnet" : ires.stagenet ? "stagenet" : "mainnet")
     % bootstrap_msg
     % (!has_mining_info ? "mining info unavailable" : mining_busy ? "syncing" : mres.active ? ( ( mres.is_background_mining_enabled ? "smart " : "" ) + std::string("mining at ") + get_mining_speed(mres.speed) ) : "not mining")
     % get_mining_speed(ires.difficulty / ires.target)
@@ -1036,10 +1036,10 @@ bool t_rpc_command_executor::print_transaction_pool_stats() {
   return true;
 }
 
-bool t_rpc_command_executor::start_mining(cryptonote::account_public_address address, uint64_t num_threads, bool testnet, bool do_background_mining, bool ignore_battery) {
+bool t_rpc_command_executor::start_mining(cryptonote::account_public_address address, uint64_t num_threads, cryptonote::network_type nettype, bool do_background_mining, bool ignore_battery) {
   cryptonote::COMMAND_RPC_START_MINING::request req;
   cryptonote::COMMAND_RPC_START_MINING::response res;
-  req.miner_address = cryptonote::get_account_address_as_str(testnet, false, address);
+  req.miner_address = cryptonote::get_account_address_as_str(nettype, false, address);
   req.threads_count = num_threads;
   req.do_background_mining = do_background_mining;
   req.ignore_battery = ignore_battery;
diff --git a/src/daemon/rpc_command_executor.h b/src/daemon/rpc_command_executor.h
index fa83d8988..46168c93b 100644
--- a/src/daemon/rpc_command_executor.h
+++ b/src/daemon/rpc_command_executor.h
@@ -105,7 +105,7 @@ public:
 
   bool print_transaction_pool_stats();
 
-  bool start_mining(cryptonote::account_public_address address, uint64_t num_threads, bool testnet, bool do_background_mining = false, bool ignore_battery = false);
+  bool start_mining(cryptonote::account_public_address address, uint64_t num_threads, cryptonote::network_type nettype, bool do_background_mining = false, bool ignore_battery = false);
 
   bool stop_mining();
 
diff --git a/src/gen_multisig/gen_multisig.cpp b/src/gen_multisig/gen_multisig.cpp
index 64204d8b9..9bcf4495c 100644
--- a/src/gen_multisig/gen_multisig.cpp
+++ b/src/gen_multisig/gen_multisig.cpp
@@ -72,11 +72,12 @@ namespace
   const command_line::arg_descriptor<uint32_t> arg_participants = {"participants", genms::tr("How many participants wil share parts of the multisig wallet"), 0};
   const command_line::arg_descriptor<uint32_t> arg_threshold = {"threshold", genms::tr("How many signers are required to sign a valid transaction"), 0};
   const command_line::arg_descriptor<bool, false> arg_testnet = {"testnet", genms::tr("Create testnet multisig wallets"), false};
+  const command_line::arg_descriptor<bool, false> arg_stagenet = {"stagenet", genms::tr("Create stagenet multisig wallets"), false};
 
   const command_line::arg_descriptor< std::vector<std::string> > arg_command = {"command", ""};
 }
 
-static bool generate_multisig(uint32_t threshold, uint32_t total, const std::string &basename, bool testnet)
+static bool generate_multisig(uint32_t threshold, uint32_t total, const std::string &basename, network_type nettype)
 {
   tools::msg_writer() << (boost::format(genms::tr("Generating %u %u/%u multisig wallets")) % total % threshold % total).str();
 
@@ -89,7 +90,7 @@ static bool generate_multisig(uint32_t threshold, uint32_t total, const std::str
     for (size_t n = 0; n < total; ++n)
     {
       std::string name = basename + "-" + std::to_string(n + 1);
-      wallets[n].reset(new tools::wallet2(testnet));
+      wallets[n].reset(new tools::wallet2(nettype));
       wallets[n]->init("");
       wallets[n]->generate(name, pwd_container->password(), rct::rct2sk(rct::skGen()), false, false);
     }
@@ -149,7 +150,7 @@ static bool generate_multisig(uint32_t threshold, uint32_t total, const std::str
       }
     }
 
-    std::string address = wallets[0]->get_account().get_public_address_str(wallets[0]->testnet());
+    std::string address = wallets[0]->get_account().get_public_address_str(wallets[0]->nettype());
     tools::success_msg_writer() << genms::tr("Generated multisig wallets for address ") << address << std::endl << ss.str();
   }
   catch (const std::exception &e)
@@ -169,10 +170,11 @@ int main(int argc, char* argv[])
   command_line::add_arg(desc_params, arg_threshold);
   command_line::add_arg(desc_params, arg_participants);
   command_line::add_arg(desc_params, arg_testnet);
+  command_line::add_arg(desc_params, arg_stagenet);
 
   const auto vm = wallet_args::main(
    argc, argv,
-   "monero-gen-multisig [--testnet] [--filename-base=<filename>] [--scheme=M/N] [--threshold=M] [--participants=N]",
+   "monero-gen-multisig [(--testnet|--stagenet)] [--filename-base=<filename>] [--scheme=M/N] [--threshold=M] [--participants=N]",
     genms::tr("This program generates a set of multisig wallets - use this simpler scheme only if all the participants trust each other"),
     desc_params,
     boost::program_options::positional_options_description(),
@@ -182,11 +184,17 @@ int main(int argc, char* argv[])
   if (!vm)
     return 1;
 
-  bool testnet;
+  bool testnet, stagenet;
   uint32_t threshold = 0, total = 0;
   std::string basename;
 
   testnet = command_line::get_arg(*vm, arg_testnet);
+  stagenet = command_line::get_arg(*vm, arg_stagenet);
+  if (testnet && stagenet)
+  {
+    tools::fail_msg_writer() << genms::tr("Error: Can't specify more than one of --testnet and --stagenet");
+    return 1;
+  }
   if (command_line::has_arg(*vm, arg_scheme))
   {
     if (sscanf(command_line::get_arg(*vm, arg_scheme).c_str(), "%u/%u", &threshold, &total) != 2)
@@ -233,7 +241,7 @@ int main(int argc, char* argv[])
     tools::fail_msg_writer() << genms::tr("Error: unsupported scheme: only N/N and N-1/N are supported");
     return 1;
   }
-  if (!generate_multisig(threshold, total, basename, testnet))
+  if (!generate_multisig(threshold, total, basename, testnet ? TESTNET : stagenet ? STAGENET : MAINNET))
     return 1;
 
   return 0;
diff --git a/src/p2p/net_node.cpp b/src/p2p/net_node.cpp
index 170b79984..bde6fc88e 100644
--- a/src/p2p/net_node.cpp
+++ b/src/p2p/net_node.cpp
@@ -34,14 +34,16 @@
 namespace nodetool
 {
     const command_line::arg_descriptor<std::string> arg_p2p_bind_ip        = {"p2p-bind-ip", "Interface for p2p network protocol", "0.0.0.0"};
-    const command_line::arg_descriptor<std::string, false, true> arg_p2p_bind_port = {
+    const command_line::arg_descriptor<std::string, false, true, 2> arg_p2p_bind_port = {
         "p2p-bind-port"
       , "Port for p2p network protocol"
       , std::to_string(config::P2P_DEFAULT_PORT)
-      , cryptonote::arg_testnet_on
-      , [](bool testnet, bool defaulted, std::string val) {
-          if (testnet && defaulted)
+      , {{ &cryptonote::arg_testnet_on, &cryptonote::arg_stagenet_on }}
+      , [](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val) {
+          if (testnet_stagenet[0] && defaulted)
             return std::to_string(config::testnet::P2P_DEFAULT_PORT);
+          else if (testnet_stagenet[1] && defaulted)
+            return std::to_string(config::stagenet::P2P_DEFAULT_PORT);
           return val;
         }
       };
diff --git a/src/p2p/net_node.h b/src/p2p/net_node.h
index 54c474665..3010b43ad 100644
--- a/src/p2p/net_node.h
+++ b/src/p2p/net_node.h
@@ -223,7 +223,7 @@ namespace nodetool
     void cache_connect_fail_info(const epee::net_utils::network_address& addr);
     bool is_addr_recently_failed(const epee::net_utils::network_address& addr);
     bool is_priority_node(const epee::net_utils::network_address& na);
-    std::set<std::string> get_seed_nodes(bool testnet) const;
+    std::set<std::string> get_seed_nodes(cryptonote::network_type nettype) const;
     bool connect_to_seed();
 
     template <class Container>
@@ -331,13 +331,13 @@ namespace nodetool
     epee::critical_section m_host_fails_score_lock;
     std::map<std::string, uint64_t> m_host_fails_score;
 
-    bool m_testnet;
+    cryptonote::network_type m_nettype;
   };
 
     const int64_t default_limit_up = 2048;
     const int64_t default_limit_down = 8192;
     extern const command_line::arg_descriptor<std::string> arg_p2p_bind_ip;
-    extern const command_line::arg_descriptor<std::string, false, true> arg_p2p_bind_port;
+    extern const command_line::arg_descriptor<std::string, false, true, 2> arg_p2p_bind_port;
     extern const command_line::arg_descriptor<uint32_t>    arg_p2p_external_port;
     extern const command_line::arg_descriptor<bool>        arg_p2p_allow_local_ip;
     extern const command_line::arg_descriptor<std::vector<std::string> > arg_p2p_add_peer;
diff --git a/src/p2p/net_node.inl b/src/p2p/net_node.inl
index 59b417d90..8ef240326 100644
--- a/src/p2p/net_node.inl
+++ b/src/p2p/net_node.inl
@@ -262,7 +262,10 @@ namespace nodetool
       const boost::program_options::variables_map& vm
     )
   {
-    m_testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
+    bool testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
+    bool stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on);
+    m_nettype = testnet ? cryptonote::TESTNET : stagenet ? cryptonote::STAGENET : cryptonote::MAINNET;
+
     m_bind_ip = command_line::get_arg(vm, arg_p2p_bind_ip);
     m_port = command_line::get_arg(vm, arg_p2p_bind_port);
     m_external_port = command_line::get_arg(vm, arg_p2p_external_port);
@@ -277,7 +280,7 @@ namespace nodetool
       {
         nodetool::peerlist_entry pe = AUTO_VAL_INIT(pe);
         pe.id = crypto::rand<uint64_t>();
-        const uint16_t default_port = m_testnet ? ::config::testnet::P2P_DEFAULT_PORT : ::config::P2P_DEFAULT_PORT;
+        const uint16_t default_port = testnet ? ::config::testnet::P2P_DEFAULT_PORT : stagenet ? ::config::stagenet::P2P_DEFAULT_PORT : ::config::P2P_DEFAULT_PORT;
         bool r = parse_peer_from_string(pe.adr, pr_str, default_port);
         CHECK_AND_ASSERT_MES(r, false, "Failed to parse address from string: " << pr_str);
         m_command_line_peers.push_back(pe);
@@ -370,10 +373,10 @@ namespace nodetool
 
   //-----------------------------------------------------------------------------------
   template<class t_payload_net_handler>
-  std::set<std::string> node_server<t_payload_net_handler>::get_seed_nodes(bool testnet) const
+  std::set<std::string> node_server<t_payload_net_handler>::get_seed_nodes(cryptonote::network_type nettype) const
   {
     std::set<std::string> full_addrs;
-    if (testnet)
+    if (nettype == cryptonote::TESTNET)
     {
       full_addrs.insert("212.83.175.67:28080");
       full_addrs.insert("5.9.100.248:28080");
@@ -381,6 +384,11 @@ namespace nodetool
       full_addrs.insert("195.154.123.123:28080");
       full_addrs.insert("212.83.172.165:28080");
     }
+    else if (nettype == cryptonote::STAGENET)
+    {
+      full_addrs.insert("162.210.173.150:38080");
+      full_addrs.insert("162.210.173.151:38080");
+    }
     else
     {
       full_addrs.insert("107.152.130.98:18080");
@@ -404,10 +412,15 @@ namespace nodetool
     bool res = handle_command_line(vm);
     CHECK_AND_ASSERT_MES(res, false, "Failed to handle command line");
 
-    if (m_testnet)
+    if (m_nettype == cryptonote::TESTNET)
     {
       memcpy(&m_network_id, &::config::testnet::NETWORK_ID, 16);
-      full_addrs = get_seed_nodes(true);
+      full_addrs = get_seed_nodes(cryptonote::TESTNET);
+    }
+    else if (m_nettype == cryptonote::STAGENET)
+    {
+      memcpy(&m_network_id, &::config::stagenet::NETWORK_ID, 16);
+      full_addrs = get_seed_nodes(cryptonote::STAGENET);
     }
     else if (m_exclusive_peers.empty())
     {
@@ -488,7 +501,7 @@ namespace nodetool
         else
           MINFO("Not enough DNS seed nodes found, using fallback defaults too");
 
-        for (const auto &peer: get_seed_nodes(false))
+        for (const auto &peer: get_seed_nodes(cryptonote::MAINNET))
           full_addrs.insert(peer);
       }
     }
@@ -502,8 +515,9 @@ namespace nodetool
 
     m_config_folder = command_line::get_arg(vm, cryptonote::arg_data_dir);
 
-    if ((!m_testnet && m_port != std::to_string(::config::P2P_DEFAULT_PORT))
-        || (m_testnet && m_port != std::to_string(::config::testnet::P2P_DEFAULT_PORT))) {
+    if ((m_nettype == cryptonote::MAINNET && m_port != std::to_string(::config::P2P_DEFAULT_PORT))
+        || (m_nettype == cryptonote::TESTNET && m_port != std::to_string(::config::testnet::P2P_DEFAULT_PORT))
+        || (m_nettype == cryptonote::STAGENET && m_port != std::to_string(::config::stagenet::P2P_DEFAULT_PORT))) {
       m_config_folder = m_config_folder + "/" + m_port;
     }
 
@@ -1137,7 +1151,7 @@ namespace nodetool
           if (!fallback_nodes_added)
           {
             MWARNING("Failed to connect to any of seed peers, trying fallback seeds");
-            for (const auto &peer: get_seed_nodes(m_testnet))
+            for (const auto &peer: get_seed_nodes(m_nettype))
             {
               MDEBUG("Fallback seed node: " << peer);
               append_net_address(m_seed_nodes, peer);
@@ -1797,7 +1811,7 @@ namespace nodetool
     for(const std::string& pr_str: perrs)
     {
       epee::net_utils::network_address na = AUTO_VAL_INIT(na);
-      const uint16_t default_port = m_testnet ? ::config::testnet::P2P_DEFAULT_PORT : ::config::P2P_DEFAULT_PORT;
+      const uint16_t default_port = m_nettype == cryptonote::TESTNET ? ::config::testnet::P2P_DEFAULT_PORT : m_nettype == cryptonote::STAGENET ? ::config::stagenet::P2P_DEFAULT_PORT : ::config::P2P_DEFAULT_PORT;
       bool r = parse_peer_from_string(na, pr_str, default_port);
       CHECK_AND_ASSERT_MES(r, false, "Failed to parse address from string: " << pr_str);
       container.push_back(na);
diff --git a/src/rpc/core_rpc_server.cpp b/src/rpc/core_rpc_server.cpp
index a8d801ac7..0e3e6757b 100644
--- a/src/rpc/core_rpc_server.cpp
+++ b/src/rpc/core_rpc_server.cpp
@@ -90,12 +90,12 @@ namespace cryptonote
   bool core_rpc_server::init(
       const boost::program_options::variables_map& vm
       , const bool restricted
-      , const bool testnet
+      , const network_type nettype
       , const std::string& port
     )
   {
     m_restricted = restricted;
-    m_testnet = testnet;
+    m_nettype = nettype;
     m_net_server.set_threads_prefix("RPC");
 
     auto rpc_config = cryptonote::rpc_args::process(vm);
@@ -190,7 +190,9 @@ namespace cryptonote
     res.rpc_connections_count = get_connections_count();
     res.white_peerlist_size = m_p2p.get_peerlist_manager().get_white_peers_count();
     res.grey_peerlist_size = m_p2p.get_peerlist_manager().get_gray_peers_count();
-    res.testnet = m_testnet;
+    res.mainnet = m_nettype == MAINNET;
+    res.testnet = m_nettype == TESTNET;
+    res.stagenet = m_nettype == STAGENET;
     res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1);
     res.block_size_limit = m_core.get_blockchain_storage().get_current_cumulative_blocksize_limit();
     res.block_size_median = m_core.get_blockchain_storage().get_current_cumulative_blocksize_median();
@@ -823,7 +825,7 @@ namespace cryptonote
     PERF_TIMER(on_start_mining);
     CHECK_CORE_READY();
     cryptonote::address_parse_info info;
-    if(!get_account_address_from_str(info, m_testnet, req.miner_address))
+    if(!get_account_address_from_str(info, m_nettype, req.miner_address))
     {
       res.status = "Failed, wrong address";
       LOG_PRINT_L0(res.status);
@@ -891,7 +893,7 @@ namespace cryptonote
       res.speed = lMiner.get_speed();
       res.threads_count = lMiner.get_threads_count();
       const account_public_address& lMiningAdr = lMiner.get_mining_address();
-      res.address = get_account_address_as_str(m_testnet, false, lMiningAdr);
+      res.address = get_account_address_as_str(m_nettype, false, lMiningAdr);
     }
 
     res.status = CORE_RPC_STATUS_OK;
@@ -1106,7 +1108,7 @@ namespace cryptonote
 
     cryptonote::address_parse_info info;
 
-    if(!req.wallet_address.size() || !cryptonote::get_account_address_from_str(info, m_testnet, req.wallet_address))
+    if(!req.wallet_address.size() || !cryptonote::get_account_address_from_str(info, m_nettype, req.wallet_address))
     {
       error_resp.code = CORE_RPC_ERROR_CODE_WRONG_WALLET_ADDRESS;
       error_resp.message = "Failed to parse wallet address";
@@ -1568,7 +1570,9 @@ namespace cryptonote
     res.rpc_connections_count = get_connections_count();
     res.white_peerlist_size = m_p2p.get_peerlist_manager().get_white_peers_count();
     res.grey_peerlist_size = m_p2p.get_peerlist_manager().get_gray_peers_count();
-    res.testnet = m_testnet;
+    res.mainnet = m_nettype == MAINNET;
+    res.testnet = m_nettype == TESTNET;
+    res.stagenet = m_nettype == STAGENET;
     res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1);
     res.block_size_limit = m_core.get_blockchain_storage().get_current_cumulative_blocksize_limit();
     res.block_size_median = m_core.get_blockchain_storage().get_current_cumulative_blocksize_median();
@@ -2073,14 +2077,16 @@ namespace cryptonote
   }
   //------------------------------------------------------------------------------------------------------------------------------
 
-  const command_line::arg_descriptor<std::string, false, true> core_rpc_server::arg_rpc_bind_port = {
+  const command_line::arg_descriptor<std::string, false, true, 2> core_rpc_server::arg_rpc_bind_port = {
       "rpc-bind-port"
     , "Port for RPC server"
     , std::to_string(config::RPC_DEFAULT_PORT)
-    , cryptonote::arg_testnet_on
-    , [](bool testnet, bool defaulted, std::string val) {
-        if (testnet && defaulted)
+    , {{ &cryptonote::arg_testnet_on, &cryptonote::arg_stagenet_on }}
+    , [](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val) {
+        if (testnet_stagenet[0] && defaulted)
           return std::to_string(config::testnet::RPC_DEFAULT_PORT);
+        else if (testnet_stagenet[1] && defaulted)
+          return std::to_string(config::stagenet::RPC_DEFAULT_PORT);
         return val;
       }
     };
diff --git a/src/rpc/core_rpc_server.h b/src/rpc/core_rpc_server.h
index 3c57a6016..4754a5d5f 100644
--- a/src/rpc/core_rpc_server.h
+++ b/src/rpc/core_rpc_server.h
@@ -53,7 +53,7 @@ namespace cryptonote
   {
   public:
 
-    static const command_line::arg_descriptor<std::string, false, true> arg_rpc_bind_port;
+    static const command_line::arg_descriptor<std::string, false, true, 2> arg_rpc_bind_port;
     static const command_line::arg_descriptor<std::string> arg_rpc_restricted_bind_port;
     static const command_line::arg_descriptor<bool> arg_restricted_rpc;
     static const command_line::arg_descriptor<std::string> arg_bootstrap_daemon_address;
@@ -70,10 +70,10 @@ namespace cryptonote
     bool init(
         const boost::program_options::variables_map& vm,
         const bool restricted,
-        const bool testnet,
+        const network_type nettype,
         const std::string& port
       );
-    bool is_testnet() const { return m_testnet; }
+    network_type nettype() const { return m_nettype; }
 
     CHAIN_HTTP_TO_MAP2(connection_context); //forward http requests to uri map
 
@@ -235,7 +235,7 @@ private:
     bool m_should_use_bootstrap_daemon;
     std::chrono::system_clock::time_point m_bootstrap_height_check_time;
     bool m_was_bootstrap_ever_used;
-    bool m_testnet;
+    network_type m_nettype;
     bool m_restricted;
   };
 }
diff --git a/src/rpc/core_rpc_server_commands_defs.h b/src/rpc/core_rpc_server_commands_defs.h
index 64a97f8a3..a2c780376 100644
--- a/src/rpc/core_rpc_server_commands_defs.h
+++ b/src/rpc/core_rpc_server_commands_defs.h
@@ -948,7 +948,9 @@ namespace cryptonote
       uint64_t rpc_connections_count;
       uint64_t white_peerlist_size;
       uint64_t grey_peerlist_size;
+      bool mainnet;
       bool testnet;
+      bool stagenet;
       std::string top_block_hash;
       uint64_t cumulative_difficulty;
       uint64_t block_size_limit;
@@ -975,7 +977,9 @@ namespace cryptonote
         KV_SERIALIZE(rpc_connections_count)
         KV_SERIALIZE(white_peerlist_size)
         KV_SERIALIZE(grey_peerlist_size)
+        KV_SERIALIZE(mainnet)
         KV_SERIALIZE(testnet)
+        KV_SERIALIZE(stagenet)
         KV_SERIALIZE(top_block_hash)
         KV_SERIALIZE(cumulative_difficulty)
         KV_SERIALIZE(block_size_limit)
diff --git a/src/rpc/daemon_handler.cpp b/src/rpc/daemon_handler.cpp
index 2f3f336a4..29020aa57 100644
--- a/src/rpc/daemon_handler.cpp
+++ b/src/rpc/daemon_handler.cpp
@@ -413,7 +413,7 @@ namespace rpc
   void DaemonHandler::handle(const StartMining::Request& req, StartMining::Response& res)
   {
     cryptonote::address_parse_info info;
-    if(!get_account_address_from_str(info, m_core.get_testnet(), req.miner_address))
+    if(!get_account_address_from_str(info, m_core.get_nettype(), req.miner_address))
     {
       res.error_details = "Failed, wrong address";
       LOG_PRINT_L0(res.error_details);
@@ -492,7 +492,9 @@ namespace rpc
 
     res.info.grey_peerlist_size = m_p2p.get_peerlist_manager().get_gray_peers_count();
 
-    res.info.testnet = m_core.get_testnet();
+    res.info.mainnet = m_core.get_nettype() == MAINNET;
+    res.info.testnet = m_core.get_nettype() == TESTNET;
+    res.info.stagenet = m_core.get_nettype() == STAGENET;
     res.info.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.info.height - 1);
     res.info.block_size_limit = m_core.get_blockchain_storage().get_current_cumulative_blocksize_limit();
     res.info.start_time = (uint64_t)m_core.get_start_time();
@@ -525,7 +527,7 @@ namespace rpc
       res.speed = lMiner.get_speed();
       res.threads_count = lMiner.get_threads_count();
       const account_public_address& lMiningAdr = lMiner.get_mining_address();
-      res.address = get_account_address_as_str(m_core.get_testnet(), false, lMiningAdr);
+      res.address = get_account_address_as_str(m_core.get_nettype(), false, lMiningAdr);
     }
 
     res.status = Message::STATUS_OK;
diff --git a/src/rpc/message_data_structs.h b/src/rpc/message_data_structs.h
index 9ba311976..17ae9629f 100644
--- a/src/rpc/message_data_structs.h
+++ b/src/rpc/message_data_structs.h
@@ -178,7 +178,9 @@ namespace rpc
     uint64_t incoming_connections_count;
     uint64_t white_peerlist_size;
     uint64_t grey_peerlist_size;
+    bool mainnet;
     bool testnet;
+    bool stagenet;
     crypto::hash top_block_hash;
     uint64_t cumulative_difficulty;
     uint64_t block_size_limit;
diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp
index 3c940bfef..b74097306 100644
--- a/src/simplewallet/simplewallet.cpp
+++ b/src/simplewallet/simplewallet.cpp
@@ -855,7 +855,7 @@ bool simple_wallet::make_multisig(const std::vector<std::string> &args)
     return true;
   }
   success_msg_writer() << std::to_string(threshold) << "/" << total << tr(" multisig address: ")
-      << m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+      << m_wallet->get_account().get_public_address_str(m_wallet->nettype());
 
   return true;
 }
@@ -2120,6 +2120,15 @@ static bool might_be_partial_seed(std::string words)
 //----------------------------------------------------------------------------------------------------
 bool simple_wallet::init(const boost::program_options::variables_map& vm)
 {
+  const bool testnet = tools::wallet2::has_testnet_option(vm);
+  const bool stagenet = tools::wallet2::has_stagenet_option(vm);
+  if (testnet && stagenet)
+  {
+    fail_msg_writer() << tr("Can't specify more than one of --testnet and --stagenet");
+    return false;
+  }
+  const network_type nettype = testnet ? TESTNET : stagenet ? STAGENET : MAINNET;
+
   std::string multisig_keys;
 
   if (!handle_command_line(vm))
@@ -2237,7 +2246,7 @@ bool simple_wallet::init(const boost::program_options::variables_map& vm)
         return false;
       }
       cryptonote::address_parse_info info;
-      if(!get_account_address_from_str(info, tools::wallet2::has_testnet_option(vm), address_string))
+      if(!get_account_address_from_str(info, nettype, address_string))
       {
           fail_msg_writer() << tr("failed to parse address");
           return false;
@@ -2311,7 +2320,7 @@ bool simple_wallet::init(const boost::program_options::variables_map& vm)
         return false;
       }
       cryptonote::address_parse_info info;
-      if(!get_account_address_from_str(info, tools::wallet2::has_testnet_option(vm), address_string))
+      if(!get_account_address_from_str(info, nettype, address_string))
       {
           fail_msg_writer() << tr("failed to parse address");
           return false;
@@ -2420,7 +2429,7 @@ bool simple_wallet::init(const boost::program_options::variables_map& vm)
         return false;
       }
       cryptonote::address_parse_info info;
-      if(!get_account_address_from_str(info, tools::wallet2::has_testnet_option(vm), address_string))
+      if(!get_account_address_from_str(info, nettype, address_string))
       {
           fail_msg_writer() << tr("failed to parse address");
           return false;
@@ -2820,7 +2829,7 @@ bool simple_wallet::new_wallet(const boost::program_options::variables_map& vm,
   {
     recovery_val = m_wallet->generate(m_wallet_file, std::move(rc.second).password(), recovery_key, recover, two_random);
     message_writer(console_color_white, true) << tr("Generated new wallet: ")
-      << m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+      << m_wallet->get_account().get_public_address_str(m_wallet->nettype());
     std::cout << tr("View key: ") << string_tools::pod_to_hex(m_wallet->get_account().get_keys().m_view_secret_key) << ENDL;
   }
   catch (const std::exception& e)
@@ -2878,7 +2887,7 @@ bool simple_wallet::new_wallet(const boost::program_options::variables_map& vm,
       m_wallet->generate(m_wallet_file, std::move(rc.second).password(), address, viewkey);
     }
     message_writer(console_color_white, true) << tr("Generated new wallet: ")
-      << m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+      << m_wallet->get_account().get_public_address_str(m_wallet->nettype());
   }
   catch (const std::exception& e)
   {
@@ -2906,7 +2915,7 @@ bool simple_wallet::new_wallet(const boost::program_options::variables_map& vm,
   {
     m_wallet->restore(m_wallet_file, std::move(rc.second).password(), device_name);
     message_writer(console_color_white, true) << tr("Generated new on device wallet: ")
-      << m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+      << m_wallet->get_account().get_public_address_str(m_wallet->nettype());
   }
   catch (const std::exception& e)
   {
@@ -2949,7 +2958,7 @@ bool simple_wallet::new_wallet(const boost::program_options::variables_map& vm,
       return false;
     }
     message_writer(console_color_white, true) << boost::format(tr("Generated new %u/%u multisig wallet: ")) % threshold % total
-      << m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+      << m_wallet->get_account().get_public_address_str(m_wallet->nettype());
   }
   catch (const std::exception& e)
   {
@@ -2988,7 +2997,7 @@ bool simple_wallet::open_wallet(const boost::program_options::variables_map& vm)
     else
       prefix = tr("Opened wallet");
     message_writer(console_color_white, true) <<
-      prefix << ": " << m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+      prefix << ": " << m_wallet->get_account().get_public_address_str(m_wallet->nettype());
     if (m_wallet->get_account().get_device()) {
        message_writer(console_color_white, true) << "Wallet is on device: " << m_wallet->get_account().get_device().get_name();
     }
@@ -3132,7 +3141,7 @@ bool simple_wallet::start_mining(const std::vector<std::string>& args)
     return true;
   }
   COMMAND_RPC_START_MINING::request req = AUTO_VAL_INIT(req); 
-  req.miner_address = m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+  req.miner_address = m_wallet->get_account().get_public_address_str(m_wallet->nettype());
 
   bool ok = true;
   size_t max_mining_threads_count = (std::max)(tools::get_max_concurrency(), static_cast<unsigned>(2));
@@ -3221,7 +3230,7 @@ bool simple_wallet::set_daemon(const std::vector<std::string>& args)
     // If no port has been provided, use the default from config
     if (!match[3].length())
     {
-      int daemon_port = m_wallet->testnet() ? config::testnet::RPC_DEFAULT_PORT : config::RPC_DEFAULT_PORT;
+      int daemon_port = m_wallet->nettype() == cryptonote::TESTNET ? config::testnet::RPC_DEFAULT_PORT : m_wallet->nettype() == cryptonote::STAGENET ? config::stagenet::RPC_DEFAULT_PORT : config::RPC_DEFAULT_PORT;
       daemon_url = match[1] + match[2] + std::string(":") + std::to_string(daemon_port);
     } else {
       daemon_url = args[0];
@@ -3880,7 +3889,7 @@ bool simple_wallet::transfer_main(int transfer_type, const std::vector<std::stri
   {
     cryptonote::address_parse_info info;
     cryptonote::tx_destination_entry de;
-    if (!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), local_args[i], oa_prompter))
+    if (!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), local_args[i], oa_prompter))
     {
       fail_msg_writer() << tr("failed to parse address");
       return true;
@@ -4329,7 +4338,7 @@ bool simple_wallet::sweep_main(uint64_t below, const std::vector<std::string> &a
   }
 
   cryptonote::address_parse_info info;
-  if (!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), local_args[0], oa_prompter))
+  if (!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), local_args[0], oa_prompter))
   {
     fail_msg_writer() << tr("failed to parse address");
     return true;
@@ -4543,7 +4552,7 @@ bool simple_wallet::sweep_single(const std::vector<std::string> &args_)
   }
 
   cryptonote::address_parse_info info;
-  if (!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), local_args[1], oa_prompter))
+  if (!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), local_args[1], oa_prompter))
   {
     fail_msg_writer() << tr("failed to parse address");
     return true;
@@ -4690,9 +4699,9 @@ bool simple_wallet::sweep_below(const std::vector<std::string> &args_)
 //----------------------------------------------------------------------------------------------------
 bool simple_wallet::donate(const std::vector<std::string> &args_)
 {
-  if(m_wallet->testnet())
+  if(m_wallet->nettype() != cryptonote::MAINNET)
   {
-    fail_msg_writer() << tr("donations are not enabled on the testnet");
+    fail_msg_writer() << tr("donations are not enabled on the testnet or on the stagenet");
     return true;
   }
 
@@ -4773,10 +4782,10 @@ bool simple_wallet::accept_loaded_tx(const std::function<size_t()> get_num_txes,
     for (size_t d = 0; d < cd.splitted_dsts.size(); ++d)
     {
       const tx_destination_entry &entry = cd.splitted_dsts[d];
-      std::string address, standard_address = get_account_address_as_str(m_wallet->testnet(), entry.is_subaddress, entry.addr);
+      std::string address, standard_address = get_account_address_as_str(m_wallet->nettype(), entry.is_subaddress, entry.addr);
       if (has_encrypted_payment_id && !entry.is_subaddress)
       {
-        address = get_account_integrated_address_as_str(m_wallet->testnet(), entry.addr, payment_id8);
+        address = get_account_integrated_address_as_str(m_wallet->nettype(), entry.addr, payment_id8);
         address += std::string(" (" + standard_address + " with encrypted payment id " + epee::string_tools::pod_to_hex(payment_id8) + ")");
       }
       else
@@ -4847,7 +4856,7 @@ bool simple_wallet::accept_loaded_tx(const std::function<size_t()> get_num_txes,
   std::string change_string;
   if (change > 0)
   {
-    std::string address = get_account_address_as_str(m_wallet->testnet(), get_tx(0).subaddr_account > 0, get_tx(0).change_dts.addr);
+    std::string address = get_account_address_as_str(m_wallet->nettype(), get_tx(0).subaddr_account > 0, get_tx(0).change_dts.addr);
     change_string += (boost::format(tr("%s change to %s")) % print_money(change) % address).str();
   }
   else
@@ -5035,7 +5044,7 @@ bool simple_wallet::get_tx_proof(const std::vector<std::string> &args)
   }
 
   cryptonote::address_parse_info info;
-  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), args[1], oa_prompter))
+  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), args[1], oa_prompter))
   {
     fail_msg_writer() << tr("failed to parse address");
     return true;
@@ -5103,7 +5112,7 @@ bool simple_wallet::check_tx_key(const std::vector<std::string> &args_)
   }
 
   cryptonote::address_parse_info info;
-  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), local_args[2], oa_prompter))
+  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), local_args[2], oa_prompter))
   {
     fail_msg_writer() << tr("failed to parse address");
     return true;
@@ -5118,7 +5127,7 @@ bool simple_wallet::check_tx_key(const std::vector<std::string> &args_)
 
     if (received > 0)
     {
-      success_msg_writer() << get_account_address_as_str(m_wallet->testnet(), info.is_subaddress, info.address) << " " << tr("received") << " " << print_money(received) << " " << tr("in txid") << " " << txid;
+      success_msg_writer() << get_account_address_as_str(m_wallet->nettype(), info.is_subaddress, info.address) << " " << tr("received") << " " << print_money(received) << " " << tr("in txid") << " " << txid;
       if (in_pool)
       {
         success_msg_writer() << tr("WARNING: this transaction is not yet included in the blockchain!");
@@ -5137,7 +5146,7 @@ bool simple_wallet::check_tx_key(const std::vector<std::string> &args_)
     }
     else
     {
-      fail_msg_writer() << get_account_address_as_str(m_wallet->testnet(), info.is_subaddress, info.address) << " " << tr("received nothing in txid") << " " << txid;
+      fail_msg_writer() << get_account_address_as_str(m_wallet->nettype(), info.is_subaddress, info.address) << " " << tr("received nothing in txid") << " " << txid;
     }
   }
   catch (const std::exception &e)
@@ -5167,7 +5176,7 @@ bool simple_wallet::check_tx_proof(const std::vector<std::string> &args)
 
   // parse address
   cryptonote::address_parse_info info;
-  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), args[1], oa_prompter))
+  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), args[1], oa_prompter))
   {
     fail_msg_writer() << tr("failed to parse address");
     return true;
@@ -5191,7 +5200,7 @@ bool simple_wallet::check_tx_proof(const std::vector<std::string> &args)
       success_msg_writer() << tr("Good signature");
       if (received > 0)
       {
-        success_msg_writer() << get_account_address_as_str(m_wallet->testnet(), info.is_subaddress, info.address) << " " << tr("received") << " " << print_money(received) << " " << tr("in txid") << " " << txid;
+        success_msg_writer() << get_account_address_as_str(m_wallet->nettype(), info.is_subaddress, info.address) << " " << tr("received") << " " << print_money(received) << " " << tr("in txid") << " " << txid;
         if (in_pool)
         {
           success_msg_writer() << tr("WARNING: this transaction is not yet included in the blockchain!");
@@ -5210,7 +5219,7 @@ bool simple_wallet::check_tx_proof(const std::vector<std::string> &args)
       }
       else
       {
-        fail_msg_writer() << get_account_address_as_str(m_wallet->testnet(), info.is_subaddress, info.address) << " " << tr("received nothing in txid") << " " << txid;
+        fail_msg_writer() << get_account_address_as_str(m_wallet->nettype(), info.is_subaddress, info.address) << " " << tr("received nothing in txid") << " " << txid;
       }
     }
     else
@@ -5385,7 +5394,7 @@ bool simple_wallet::check_reserve_proof(const std::vector<std::string> &args)
   }
 
   cryptonote::address_parse_info info;
-  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), args[0], oa_prompter))
+  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), args[0], oa_prompter))
   {
     fail_msg_writer() << tr("failed to parse address");
     return true;
@@ -5580,7 +5589,7 @@ bool simple_wallet::show_transfers(const std::vector<std::string> &args_)
       for (const auto &d: pd.m_dests) {
         if (!dests.empty())
           dests += ", ";
-        dests +=  get_account_address_as_str(m_wallet->testnet(), d.is_subaddress, d.addr) + ": " + print_money(d.amount);
+        dests +=  get_account_address_as_str(m_wallet->nettype(), d.is_subaddress, d.addr) + ": " + print_money(d.amount);
       }
       std::string payment_id = string_tools::pod_to_hex(i->second.m_payment_id);
       if (payment_id.substr(16).find_first_not_of('0') == std::string::npos)
@@ -6179,7 +6188,7 @@ bool simple_wallet::print_integrated_address(const std::vector<std::string> &arg
     }
     payment_id = crypto::rand<crypto::hash8>();
     success_msg_writer() << tr("Random payment ID: ") << payment_id;
-    success_msg_writer() << tr("Matching integrated address: ") << m_wallet->get_account().get_public_integrated_address_str(payment_id, m_wallet->testnet());
+    success_msg_writer() << tr("Matching integrated address: ") << m_wallet->get_account().get_public_integrated_address_str(payment_id, m_wallet->nettype());
     return true;
   }
   if(tools::wallet2::parse_short_payment_id(args.back(), payment_id))
@@ -6189,21 +6198,21 @@ bool simple_wallet::print_integrated_address(const std::vector<std::string> &arg
       fail_msg_writer() << tr("Integrated addresses can only be created for account 0");
       return true;
     }
-    success_msg_writer() << m_wallet->get_account().get_public_integrated_address_str(payment_id, m_wallet->testnet());
+    success_msg_writer() << m_wallet->get_account().get_public_integrated_address_str(payment_id, m_wallet->nettype());
     return true;
   }
   else {
     address_parse_info info;
-    if(get_account_address_from_str(info, m_wallet->testnet(), args.back()))
+    if(get_account_address_from_str(info, m_wallet->nettype(), args.back()))
     {
       if (info.has_payment_id)
       {
         success_msg_writer() << boost::format(tr("Integrated address: %s, payment ID: %s")) %
-          get_account_address_as_str(m_wallet->testnet(), false, info.address) % epee::string_tools::pod_to_hex(info.payment_id);
+          get_account_address_as_str(m_wallet->nettype(), false, info.address) % epee::string_tools::pod_to_hex(info.payment_id);
       }
       else
       {
-        success_msg_writer() << (info.is_subaddress ? tr("Subaddress: ") : tr("Standard address: ")) << get_account_address_as_str(m_wallet->testnet(), info.is_subaddress, info.address);
+        success_msg_writer() << (info.is_subaddress ? tr("Subaddress: ") : tr("Standard address: ")) << get_account_address_as_str(m_wallet->nettype(), info.is_subaddress, info.address);
       }
       return true;
     }
@@ -6225,7 +6234,7 @@ bool simple_wallet::address_book(const std::vector<std::string> &args/* = std::v
   else if (args[0] == "add")
   {
     cryptonote::address_parse_info info;
-    if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), args[1], oa_prompter))
+    if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), args[1], oa_prompter))
     {
       fail_msg_writer() << tr("failed to parse address");
       return true;
@@ -6282,7 +6291,7 @@ bool simple_wallet::address_book(const std::vector<std::string> &args/* = std::v
     for (size_t i = 0; i < address_book.size(); ++i) {
       auto& row = address_book[i];
       success_msg_writer() << tr("Index: ") << i;
-      success_msg_writer() << tr("Address: ") << get_account_address_as_str(m_wallet->testnet(), row.m_is_subaddress, row.m_address);
+      success_msg_writer() << tr("Address: ") << get_account_address_as_str(m_wallet->nettype(), row.m_is_subaddress, row.m_address);
       success_msg_writer() << tr("Payment ID: ") << row.m_payment_id;
       success_msg_writer() << tr("Description: ") << row.m_description << "\n";
     }
@@ -6408,7 +6417,7 @@ bool simple_wallet::wallet_info(const std::vector<std::string> &args)
 
   message_writer() << tr("Filename: ") << m_wallet->get_wallet_file();
   message_writer() << tr("Description: ") << m_wallet->get_description();
-  message_writer() << tr("Address: ") << m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+  message_writer() << tr("Address: ") << m_wallet->get_account().get_public_address_str(m_wallet->nettype());
   std::string type;
   if (m_wallet->watch_only())
     type = tr("Watch only");
@@ -6417,7 +6426,9 @@ bool simple_wallet::wallet_info(const std::vector<std::string> &args)
   else
     type = tr("Normal");
   message_writer() << tr("Type: ") << type;
-  message_writer() << tr("Testnet: ") << (m_wallet->testnet() ? tr("Yes") : tr("No"));
+  message_writer() << tr("Network type: ") << (
+    m_wallet->nettype() == cryptonote::TESTNET ? tr("Testnet") :
+    m_wallet->nettype() == cryptonote::STAGENET ? tr("Stagenet") : tr("Mainnet"));
   return true;
 }
 //----------------------------------------------------------------------------------------------------
@@ -6477,7 +6488,7 @@ bool simple_wallet::verify(const std::vector<std::string> &args)
   }
 
   cryptonote::address_parse_info info;
-  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->testnet(), address_string, oa_prompter))
+  if(!cryptonote::get_account_address_from_str_or_url(info, m_wallet->nettype(), address_string, oa_prompter))
   {
     fail_msg_writer() << tr("failed to parse address");
     return true;
@@ -6780,7 +6791,7 @@ bool simple_wallet::show_transfer(const std::vector<std::string> &args)
       for (const auto &d: pd.m_dests) {
         if (!dests.empty())
           dests += ", ";
-        dests +=  get_account_address_as_str(m_wallet->testnet(), d.is_subaddress, d.addr) + ": " + print_money(d.amount);
+        dests +=  get_account_address_as_str(m_wallet->nettype(), d.is_subaddress, d.addr) + ": " + print_money(d.amount);
       }
       std::string payment_id = string_tools::pod_to_hex(i->second.m_payment_id);
       if (payment_id.substr(16).find_first_not_of('0') == std::string::npos)
diff --git a/src/wallet/api/address_book.cpp b/src/wallet/api/address_book.cpp
index 38c34a912..7ef011e06 100644
--- a/src/wallet/api/address_book.cpp
+++ b/src/wallet/api/address_book.cpp
@@ -49,7 +49,7 @@ bool AddressBookImpl::addRow(const std::string &dst_addr , const std::string &pa
   clearStatus();
   
   cryptonote::address_parse_info info;
-  if(!cryptonote::get_account_address_from_str(info, m_wallet->m_wallet->testnet(), dst_addr)) {
+  if(!cryptonote::get_account_address_from_str(info, m_wallet->m_wallet->nettype(), dst_addr)) {
     m_errorString = tr("Invalid destination address");
     m_errorCode = Invalid_Address;
     return false;
@@ -105,13 +105,13 @@ void AddressBookImpl::refresh()
     tools::wallet2::address_book_row * row = &rows.at(i);
     
     std::string payment_id = (row->m_payment_id == crypto::null_hash)? "" : epee::string_tools::pod_to_hex(row->m_payment_id);
-    std::string address = cryptonote::get_account_address_as_str(m_wallet->m_wallet->testnet(), row->m_is_subaddress, row->m_address);
+    std::string address = cryptonote::get_account_address_as_str(m_wallet->m_wallet->nettype(), row->m_is_subaddress, row->m_address);
     // convert the zero padded short payment id to integrated address
     if (!row->m_is_subaddress && payment_id.length() > 16 && payment_id.substr(16).find_first_not_of('0') == std::string::npos) {
         payment_id = payment_id.substr(0,16);
         crypto::hash8 payment_id_short;
         if(tools::wallet2::parse_short_payment_id(payment_id, payment_id_short)) {
-          address = cryptonote::get_account_integrated_address_as_str(m_wallet->m_wallet->testnet(), row->m_address, payment_id_short);
+          address = cryptonote::get_account_integrated_address_as_str(m_wallet->m_wallet->nettype(), row->m_address, payment_id_short);
           // Don't show payment id when integrated address is used
           payment_id = "";
         }
diff --git a/src/wallet/api/transaction_history.cpp b/src/wallet/api/transaction_history.cpp
index 95a055f8f..ba46a6904 100644
--- a/src/wallet/api/transaction_history.cpp
+++ b/src/wallet/api/transaction_history.cpp
@@ -181,7 +181,7 @@ void TransactionHistoryImpl::refresh()
 
         // single output transaction might contain multiple transfers
         for (const auto &d: pd.m_dests) {
-            ti->m_transfers.push_back({d.amount, get_account_address_as_str(m_wallet->m_wallet->testnet(), d.is_subaddress, d.addr)});
+            ti->m_transfers.push_back({d.amount, get_account_address_as_str(m_wallet->m_wallet->nettype(), d.is_subaddress, d.addr)});
         }
         m_history.push_back(ti);
     }
diff --git a/src/wallet/api/unsigned_transaction.cpp b/src/wallet/api/unsigned_transaction.cpp
index c6ebcb009..29910a3b6 100644
--- a/src/wallet/api/unsigned_transaction.cpp
+++ b/src/wallet/api/unsigned_transaction.cpp
@@ -144,10 +144,10 @@ bool UnsignedTransactionImpl::checkLoadedTx(const std::function<size_t()> get_nu
     for (size_t d = 0; d < cd.splitted_dsts.size(); ++d)
     {
       const cryptonote::tx_destination_entry &entry = cd.splitted_dsts[d];
-      std::string address, standard_address = get_account_address_as_str(m_wallet.testnet(), entry.is_subaddress, entry.addr);
+      std::string address, standard_address = get_account_address_as_str(m_wallet.m_wallet->nettype(), entry.is_subaddress, entry.addr);
       if (has_encrypted_payment_id && !entry.is_subaddress)
       {
-        address = get_account_integrated_address_as_str(m_wallet.testnet(), entry.addr, payment_id8);
+        address = get_account_integrated_address_as_str(m_wallet.m_wallet->nettype(), entry.addr, payment_id8);
         address += std::string(" (" + standard_address + " with encrypted payment id " + epee::string_tools::pod_to_hex(payment_id8) + ")");
       }
       else
@@ -205,7 +205,7 @@ bool UnsignedTransactionImpl::checkLoadedTx(const std::function<size_t()> get_nu
   std::string change_string;
   if (change > 0)
   {
-    std::string address = get_account_address_as_str(m_wallet.m_wallet->testnet(), get_tx(0).subaddr_account > 0, get_tx(0).change_dts.addr);
+    std::string address = get_account_address_as_str(m_wallet.m_wallet->nettype(), get_tx(0).subaddr_account > 0, get_tx(0).change_dts.addr);
     change_string += (boost::format(tr("%s change to %s")) % cryptonote::print_money(change) % address).str();
   }
   else
@@ -297,7 +297,7 @@ std::vector<std::string> UnsignedTransactionImpl::recipientAddress() const
           MERROR("empty destinations, skipped");
           continue;
         }
-        result.push_back(cryptonote::get_account_address_as_str(m_wallet.m_wallet->testnet(), utx.dests[0].is_subaddress, utx.dests[0].addr));
+        result.push_back(cryptonote::get_account_address_as_str(m_wallet.m_wallet->nettype(), utx.dests[0].is_subaddress, utx.dests[0].addr));
     }
     return result;
 }
diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index 7f8144129..0ed6601af 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -233,16 +233,16 @@ bool Wallet::paymentIdValid(const string &paiment_id)
     return false;
 }
 
-bool Wallet::addressValid(const std::string &str, bool testnet)
+bool Wallet::addressValid(const std::string &str, NetworkType nettype)
 {
   cryptonote::address_parse_info info;
-  return get_account_address_from_str(info, testnet, str);
+  return get_account_address_from_str(info, static_cast<cryptonote::network_type>(nettype), str);
 }
 
-bool Wallet::keyValid(const std::string &secret_key_string, const std::string &address_string, bool isViewKey, bool testnet, std::string &error)
+bool Wallet::keyValid(const std::string &secret_key_string, const std::string &address_string, bool isViewKey, NetworkType nettype, std::string &error)
 {
   cryptonote::address_parse_info info;
-  if(!get_account_address_from_str(info, testnet, address_string)) {
+  if(!get_account_address_from_str(info, static_cast<cryptonote::network_type>(nettype), address_string)) {
       error = tr("Failed to parse address");
       return false;
   }
@@ -275,10 +275,10 @@ bool Wallet::keyValid(const std::string &secret_key_string, const std::string &a
   return true;
 }
 
-std::string Wallet::paymentIdFromAddress(const std::string &str, bool testnet)
+std::string Wallet::paymentIdFromAddress(const std::string &str, NetworkType nettype)
 {
   cryptonote::address_parse_info info;
-  if (!get_account_address_from_str(info, testnet, str))
+  if (!get_account_address_from_str(info, static_cast<cryptonote::network_type>(nettype), str))
     return "";
   if (!info.has_payment_id)
     return "";
@@ -300,7 +300,7 @@ void Wallet::debug(const std::string &str) {
 }
 
 ///////////////////////// WalletImpl implementation ////////////////////////
-WalletImpl::WalletImpl(bool testnet)
+WalletImpl::WalletImpl(NetworkType nettype)
     :m_wallet(nullptr)
     , m_status(Wallet::Status_Ok)
     , m_trustedDaemon(false)
@@ -310,7 +310,7 @@ WalletImpl::WalletImpl(bool testnet)
     , m_rebuildWalletCache(false)
     , m_is_connected(false)
 {
-    m_wallet = new tools::wallet2(testnet);
+    m_wallet = new tools::wallet2(static_cast<cryptonote::network_type>(nettype));
     m_history = new TransactionHistoryImpl(this);
     m_wallet2Callback = new Wallet2CallbackImpl(this);
     m_wallet->callback(m_wallet2Callback);
@@ -388,7 +388,7 @@ bool WalletImpl::create(const std::string &path, const std::string &password, co
 bool WalletImpl::createWatchOnly(const std::string &path, const std::string &password, const std::string &language) const
 {
     clearStatus();
-    std::unique_ptr<tools::wallet2> view_wallet(new tools::wallet2(m_wallet->testnet()));
+    std::unique_ptr<tools::wallet2> view_wallet(new tools::wallet2(m_wallet->nettype()));
 
     // Store same refresh height as original wallet
     view_wallet->set_refresh_from_block_height(m_wallet->get_refresh_from_block_height());
@@ -469,7 +469,7 @@ bool WalletImpl::recoverFromKeysWithPassword(const std::string &path,
                                  const std::string &spendkey_string)
 {
     cryptonote::address_parse_info info;
-    if(!get_account_address_from_str(info, m_wallet->testnet(), address_string))
+    if(!get_account_address_from_str(info, m_wallet->nettype(), address_string))
     {
         m_errorString = tr("failed to parse address");
         m_status = Status_Error;
@@ -1079,7 +1079,7 @@ PendingTransaction *WalletImpl::createTransaction(const string &dst_addr, const
     PendingTransactionImpl * transaction = new PendingTransactionImpl(*this);
 
     do {
-        if(!cryptonote::get_account_address_from_str(info, m_wallet->testnet(), dst_addr)) {
+        if(!cryptonote::get_account_address_from_str(info, m_wallet->nettype(), dst_addr)) {
             // TODO: copy-paste 'if treating as an address fails, try as url' from simplewallet.cpp:1982
             m_status = Status_Error;
             m_errorString = "Invalid destination address";
@@ -1464,7 +1464,7 @@ bool WalletImpl::checkTxKey(const std::string &txid_str, std::string tx_key_str,
     }
 
     cryptonote::address_parse_info info;
-    if (!cryptonote::get_account_address_from_str(info, m_wallet->testnet(), address_str))
+    if (!cryptonote::get_account_address_from_str(info, m_wallet->nettype(), address_str))
     {
         m_status = Status_Error;
         m_errorString = tr("Failed to parse address");
@@ -1496,7 +1496,7 @@ std::string WalletImpl::getTxProof(const std::string &txid_str, const std::strin
     }
 
     cryptonote::address_parse_info info;
-    if (!cryptonote::get_account_address_from_str(info, m_wallet->testnet(), address_str))
+    if (!cryptonote::get_account_address_from_str(info, m_wallet->nettype(), address_str))
     {
         m_status = Status_Error;
         m_errorString = tr("Failed to parse address");
@@ -1527,7 +1527,7 @@ bool WalletImpl::checkTxProof(const std::string &txid_str, const std::string &ad
     }
 
     cryptonote::address_parse_info info;
-    if (!cryptonote::get_account_address_from_str(info, m_wallet->testnet(), address_str))
+    if (!cryptonote::get_account_address_from_str(info, m_wallet->nettype(), address_str))
     {
         m_status = Status_Error;
         m_errorString = tr("Failed to parse address");
@@ -1615,7 +1615,7 @@ std::string WalletImpl::getReserveProof(bool all, uint32_t account_index, uint64
 
 bool WalletImpl::checkReserveProof(const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &total, uint64_t &spent) const {
     cryptonote::address_parse_info info;
-    if (!cryptonote::get_account_address_from_str(info, m_wallet->testnet(), address))
+    if (!cryptonote::get_account_address_from_str(info, m_wallet->nettype(), address))
     {
         m_status = Status_Error;
         m_errorString = tr("Failed to parse address");
@@ -1652,7 +1652,7 @@ bool WalletImpl::verifySignedMessage(const std::string &message, const std::stri
 {
   cryptonote::address_parse_info info;
 
-  if (!cryptonote::get_account_address_from_str(info, m_wallet->testnet(), address))
+  if (!cryptonote::get_account_address_from_str(info, m_wallet->nettype(), address))
     return false;
 
   return m_wallet->verify(message, info.address, signature);
diff --git a/src/wallet/api/wallet.h b/src/wallet/api/wallet.h
index fcd53c3f8..9b4a0cc12 100644
--- a/src/wallet/api/wallet.h
+++ b/src/wallet/api/wallet.h
@@ -52,7 +52,7 @@ struct Wallet2CallbackImpl;
 class WalletImpl : public Wallet
 {
 public:
-    WalletImpl(bool testnet = false);
+    WalletImpl(NetworkType nettype = MAINNET);
     ~WalletImpl();
     bool create(const std::string &path, const std::string &password,
                 const std::string &language);
@@ -115,7 +115,7 @@ public:
     void setRecoveringFromSeed(bool recoveringFromSeed);
     bool watchOnly() const;
     bool rescanSpent();
-    bool testnet() const {return m_wallet->testnet();}
+    NetworkType nettype() const {return static_cast<NetworkType>(m_wallet->nettype());}
     void hardForkInfo(uint8_t &version, uint64_t &earliest_height) const;
     bool useForkRules(uint8_t version, int64_t early_blocks) const;
 
diff --git a/src/wallet/api/wallet2_api.h b/src/wallet/api/wallet2_api.h
index 1c4545a25..a6320545e 100644
--- a/src/wallet/api/wallet2_api.h
+++ b/src/wallet/api/wallet2_api.h
@@ -40,6 +40,12 @@
 //  Public interface for libwallet library
 namespace Monero {
 
+enum NetworkType : uint8_t {
+    MAINNET = 0,
+    TESTNET,
+    STAGENET
+};
+
     namespace Utils {
         bool isAddressLocal(const std::string &hostaddr);
         void onStartup();
@@ -358,7 +364,10 @@ struct Wallet
     virtual std::string address(uint32_t accountIndex = 0, uint32_t addressIndex = 0) const = 0;
     std::string mainAddress() const { return address(0, 0); }
     virtual std::string path() const = 0;
-    virtual bool testnet() const = 0;
+    virtual NetworkType nettype() const = 0;
+    bool mainnet() const { return nettype() == MAINNET; }
+    bool testnet() const { return nettype() == TESTNET; }
+    bool stagenet() const { return nettype() == STAGENET; }
     //! returns current hard fork info
     virtual void hardForkInfo(uint8_t &version, uint64_t &earliest_height) const = 0;
     //! check if hard fork rules should be used
@@ -529,9 +538,21 @@ struct Wallet
     static uint64_t amountFromDouble(double amount);
     static std::string genPaymentId();
     static bool paymentIdValid(const std::string &paiment_id);
-    static bool addressValid(const std::string &str, bool testnet);
-    static bool keyValid(const std::string &secret_key_string, const std::string &address_string, bool isViewKey, bool testnet, std::string &error);
-    static std::string paymentIdFromAddress(const std::string &str, bool testnet);
+    static bool addressValid(const std::string &str, NetworkType nettype);
+    static bool addressValid(const std::string &str, bool testnet)          // deprecated
+    {
+        return addressValid(str, testnet ? MAINNET : TESTNET);
+    }
+    static bool keyValid(const std::string &secret_key_string, const std::string &address_string, bool isViewKey, NetworkType nettype, std::string &error);
+    static bool keyValid(const std::string &secret_key_string, const std::string &address_string, bool isViewKey, bool testnet, std::string &error)     // deprecated
+    {
+        return keyValid(secret_key_string, address_string, isViewKey, testnet ? TESTNET : MAINNET, error);
+    }
+    static std::string paymentIdFromAddress(const std::string &str, NetworkType nettype);
+    static std::string paymentIdFromAddress(const std::string &str, bool testnet)       // deprecated
+    {
+        return paymentIdFromAddress(str, testnet ? TESTNET : MAINNET);
+    }
     static uint64_t maximumAllowedAmount();
     // Easylogger wrapper
     static void init(const char *argv0, const char *default_log_base_name);
@@ -750,47 +771,66 @@ struct WalletManager
      * \param  path           Name of wallet file
      * \param  password       Password of wallet file
      * \param  language       Language to be used to generate electrum seed mnemonic
+     * \param  nettype        Network type
      * \return                Wallet instance (Wallet::status() needs to be called to check if created successfully)
      */
-    virtual Wallet * createWallet(const std::string &path, const std::string &password, const std::string &language, bool testnet = false) = 0;
+    virtual Wallet * createWallet(const std::string &path, const std::string &password, const std::string &language, NetworkType nettype = MAINNET) = 0;
+    Wallet * createWallet(const std::string &path, const std::string &password, const std::string &language, bool testnet = false)      // deprecated
+    {
+        return createWallet(path, password, language, testnet ? TESTNET : MAINNET);
+    }
 
     /*!
      * \brief  Opens existing wallet
      * \param  path           Name of wallet file
      * \param  password       Password of wallet file
+     * \param  nettype        Network type
      * \return                Wallet instance (Wallet::status() needs to be called to check if opened successfully)
      */
-    virtual Wallet * openWallet(const std::string &path, const std::string &password, bool testnet = false) = 0;
+    virtual Wallet * openWallet(const std::string &path, const std::string &password, NetworkType nettype = MAINNET) = 0;
+    Wallet * openWallet(const std::string &path, const std::string &password, bool testnet = false)     // deprecated
+    {
+        return openWallet(path, password, testnet ? TESTNET : MAINNET);
+    }
 
     /*!
      * \brief  recovers existing wallet using mnemonic (electrum seed)
      * \param  path           Name of wallet file to be created
      * \param  password       Password of wallet file
      * \param  mnemonic       mnemonic (25 words electrum seed)
-     * \param  testnet        testnet
+     * \param  nettype        Network type
      * \param  restoreHeight  restore from start height
      * \return                Wallet instance (Wallet::status() needs to be called to check if recovered successfully)
      */
     virtual Wallet * recoveryWallet(const std::string &path, const std::string &password, const std::string &mnemonic,
-                                    bool testnet = false, uint64_t restoreHeight = 0) = 0;
+                                    NetworkType nettype = MAINNET, uint64_t restoreHeight = 0) = 0;
+    Wallet * recoveryWallet(const std::string &path, const std::string &password, const std::string &mnemonic,
+                                    bool testnet = false, uint64_t restoreHeight = 0)           // deprecated
+    {
+        return recoveryWallet(path, password, mnemonic, testnet ? TESTNET : MAINNET, restoreHeight);
+    }
 
     /*!
      * \deprecated this method creates a wallet WITHOUT a passphrase, use the alternate recoverWallet() method
      * \brief  recovers existing wallet using mnemonic (electrum seed)
      * \param  path           Name of wallet file to be created
      * \param  mnemonic       mnemonic (25 words electrum seed)
-     * \param  testnet        testnet
+     * \param  nettype        Network type
      * \param  restoreHeight  restore from start height
      * \return                Wallet instance (Wallet::status() needs to be called to check if recovered successfully)
      */
-    virtual Wallet * recoveryWallet(const std::string &path, const std::string &mnemonic, bool testnet = false, uint64_t restoreHeight = 0) = 0;
+    virtual Wallet * recoveryWallet(const std::string &path, const std::string &mnemonic, NetworkType nettype = MAINNET, uint64_t restoreHeight = 0) = 0;
+    Wallet * recoveryWallet(const std::string &path, const std::string &mnemonic, bool testnet = false, uint64_t restoreHeight = 0)         // deprecated
+    {
+        return recoveryWallet(path, mnemonic, testnet ? TESTNET : MAINNET, restoreHeight);
+    }
 
     /*!
      * \brief  recovers existing wallet using keys. Creates a view only wallet if spend key is omitted
      * \param  path           Name of wallet file to be created
      * \param  password       Password of wallet file
      * \param  language       language
-     * \param  testnet        testnet
+     * \param  nettype        Network type
      * \param  restoreHeight  restore from start height
      * \param  addressString  public address
      * \param  viewKeyString  view key
@@ -800,18 +840,29 @@ struct WalletManager
     virtual Wallet * createWalletFromKeys(const std::string &path,
                                                     const std::string &password,
                                                     const std::string &language,
-                                                    bool testnet,
+                                                    NetworkType nettype,
                                                     uint64_t restoreHeight,
                                                     const std::string &addressString,
                                                     const std::string &viewKeyString,
                                                     const std::string &spendKeyString = "") = 0;
+    Wallet * createWalletFromKeys(const std::string &path,
+                                  const std::string &password,
+                                  const std::string &language,
+                                  bool testnet,
+                                  uint64_t restoreHeight,
+                                  const std::string &addressString,
+                                  const std::string &viewKeyString,
+                                  const std::string &spendKeyString = "")       // deprecated
+    {
+        return createWalletFromKeys(path, password, language, testnet ? TESTNET : MAINNET, restoreHeight, addressString, viewKeyString, spendKeyString);
+    }
 
    /*!
     * \deprecated this method creates a wallet WITHOUT a passphrase, use createWalletFromKeys(..., password, ...) instead
     * \brief  recovers existing wallet using keys. Creates a view only wallet if spend key is omitted
     * \param  path           Name of wallet file to be created
     * \param  language       language
-    * \param  testnet        testnet
+    * \param  nettype        Network type
     * \param  restoreHeight  restore from start height
     * \param  addressString  public address
     * \param  viewKeyString  view key
@@ -820,11 +871,21 @@ struct WalletManager
     */
     virtual Wallet * createWalletFromKeys(const std::string &path, 
                                                     const std::string &language,
-                                                    bool testnet, 
+                                                    NetworkType nettype, 
                                                     uint64_t restoreHeight,
                                                     const std::string &addressString,
                                                     const std::string &viewKeyString,
                                                     const std::string &spendKeyString = "") = 0;
+    Wallet * createWalletFromKeys(const std::string &path, 
+                                  const std::string &language,
+                                  bool testnet, 
+                                  uint64_t restoreHeight,
+                                  const std::string &addressString,
+                                  const std::string &viewKeyString,
+                                  const std::string &spendKeyString = "")           // deprecated
+    {
+        return createWalletFromKeys(path, language, testnet ? TESTNET : MAINNET, restoreHeight, addressString, viewKeyString, spendKeyString);
+    }
 
     /*!
      * \brief Closes wallet. In case operation succeeded, wallet object deleted. in case operation failed, wallet object not deleted
diff --git a/src/wallet/api/wallet_manager.cpp b/src/wallet/api/wallet_manager.cpp
index 22bc343fb..5b6df8a9c 100644
--- a/src/wallet/api/wallet_manager.cpp
+++ b/src/wallet/api/wallet_manager.cpp
@@ -60,46 +60,46 @@ namespace {
 namespace Monero {
 
 Wallet *WalletManagerImpl::createWallet(const std::string &path, const std::string &password,
-                                    const std::string &language, bool testnet)
+                                    const std::string &language, NetworkType nettype)
 {
-    WalletImpl * wallet = new WalletImpl(testnet);
+    WalletImpl * wallet = new WalletImpl(nettype);
     wallet->create(path, password, language);
     return wallet;
 }
 
-Wallet *WalletManagerImpl::openWallet(const std::string &path, const std::string &password, bool testnet)
+Wallet *WalletManagerImpl::openWallet(const std::string &path, const std::string &password, NetworkType nettype)
 {
-    WalletImpl * wallet = new WalletImpl(testnet);
+    WalletImpl * wallet = new WalletImpl(nettype);
     wallet->open(path, password);
     //Refresh addressBook
     wallet->addressBook()->refresh(); 
     return wallet;
 }
 
-Wallet *WalletManagerImpl::recoveryWallet(const std::string &path, const std::string &mnemonic, bool testnet, uint64_t restoreHeight)
+Wallet *WalletManagerImpl::recoveryWallet(const std::string &path, const std::string &mnemonic, NetworkType nettype, uint64_t restoreHeight)
 {
-    return recoveryWallet(path, "", mnemonic, testnet, restoreHeight);
+    return recoveryWallet(path, "", mnemonic, nettype, restoreHeight);
 }
 
 Wallet *WalletManagerImpl::createWalletFromKeys(const std::string &path,
                                                 const std::string &language,
-                                                bool testnet,
+                                                NetworkType nettype,
                                                 uint64_t restoreHeight,
                                                 const std::string &addressString,
                                                 const std::string &viewKeyString,
                                                 const std::string &spendKeyString)
 {
-    return createWalletFromKeys(path, "", language, testnet, restoreHeight,
+    return createWalletFromKeys(path, "", language, nettype, restoreHeight,
                                 addressString, viewKeyString, spendKeyString);
 }
 
 Wallet *WalletManagerImpl::recoveryWallet(const std::string &path,
                                                 const std::string &password,
                                                 const std::string &mnemonic,
-                                                bool testnet,
+                                                NetworkType nettype,
                                                 uint64_t restoreHeight)
 {
-    WalletImpl * wallet = new WalletImpl(testnet);
+    WalletImpl * wallet = new WalletImpl(nettype);
     if(restoreHeight > 0){
         wallet->setRefreshFromBlockHeight(restoreHeight);
     }
@@ -110,13 +110,13 @@ Wallet *WalletManagerImpl::recoveryWallet(const std::string &path,
 Wallet *WalletManagerImpl::createWalletFromKeys(const std::string &path,
                                                 const std::string &password,
                                                 const std::string &language,
-                                                bool testnet, 
+                                                NetworkType nettype, 
                                                 uint64_t restoreHeight,
                                                 const std::string &addressString,
                                                 const std::string &viewKeyString,
                                                 const std::string &spendKeyString)
 {
-    WalletImpl * wallet = new WalletImpl(testnet);
+    WalletImpl * wallet = new WalletImpl(nettype);
     if(restoreHeight > 0){
         wallet->setRefreshFromBlockHeight(restoreHeight);
     }
diff --git a/src/wallet/api/wallet_manager.h b/src/wallet/api/wallet_manager.h
index 6a4d9de2e..409a6d499 100644
--- a/src/wallet/api/wallet_manager.h
+++ b/src/wallet/api/wallet_manager.h
@@ -38,27 +38,27 @@ class WalletManagerImpl : public WalletManager
 {
 public:
     Wallet * createWallet(const std::string &path, const std::string &password,
-                          const std::string &language, bool testnet);
-    Wallet * openWallet(const std::string &path, const std::string &password, bool testnet);
+                          const std::string &language, NetworkType nettype);
+    Wallet * openWallet(const std::string &path, const std::string &password, NetworkType nettype);
     virtual Wallet * recoveryWallet(const std::string &path,
                                        const std::string &password,
                                        const std::string &mnemonic,
-                                       bool testnet,
+                                       NetworkType nettype,
                                        uint64_t restoreHeight);
     virtual Wallet * createWalletFromKeys(const std::string &path,
                                              const std::string &password,
                                              const std::string &language,
-                                             bool testnet,
+                                             NetworkType nettype,
                                              uint64_t restoreHeight,
                                              const std::string &addressString,
                                              const std::string &viewKeyString,
                                              const std::string &spendKeyString = "");
     // next two methods are deprecated - use the above version which allow setting of a password
-    virtual Wallet * recoveryWallet(const std::string &path, const std::string &mnemonic, bool testnet, uint64_t restoreHeight);
+    virtual Wallet * recoveryWallet(const std::string &path, const std::string &mnemonic, NetworkType nettype, uint64_t restoreHeight);
     // deprecated: use createWalletFromKeys(..., password, ...) instead
     virtual Wallet * createWalletFromKeys(const std::string &path, 
                                                     const std::string &language,
-                                                    bool testnet, 
+                                                    NetworkType nettype, 
                                                     uint64_t restoreHeight,
                                                     const std::string &addressString,
                                                     const std::string &viewKeyString,
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index 08924fffa..9b2595716 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -118,6 +118,7 @@ struct options {
   const command_line::arg_descriptor<int> daemon_port = {"daemon-port", tools::wallet2::tr("Use daemon instance at port <arg> instead of 18081"), 0};
   const command_line::arg_descriptor<std::string> daemon_login = {"daemon-login", tools::wallet2::tr("Specify username[:password] for daemon RPC client"), "", true};
   const command_line::arg_descriptor<bool> testnet = {"testnet", tools::wallet2::tr("For testnet. Daemon must also be launched with --testnet flag"), false};
+  const command_line::arg_descriptor<bool> stagenet = {"stagenet", tools::wallet2::tr("For stagenet. Daemon must also be launched with --stagenet flag"), false};
   const command_line::arg_descriptor<bool> restricted = {"restricted-rpc", tools::wallet2::tr("Restricts to view-only commands"), false};
 };
 
@@ -159,6 +160,7 @@ std::string get_size_string(const cryptonote::blobdata &tx)
 std::unique_ptr<tools::wallet2> make_basic(const boost::program_options::variables_map& vm, const options& opts, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
 {
   const bool testnet = command_line::get_arg(vm, opts.testnet);
+  const bool stagenet = command_line::get_arg(vm, opts.stagenet);
   const bool restricted = command_line::get_arg(vm, opts.restricted);
 
   auto daemon_address = command_line::get_arg(vm, opts.daemon_address);
@@ -187,13 +189,13 @@ std::unique_ptr<tools::wallet2> make_basic(const boost::program_options::variabl
 
   if (!daemon_port)
   {
-    daemon_port = testnet ? config::testnet::RPC_DEFAULT_PORT : config::RPC_DEFAULT_PORT;
+    daemon_port = testnet ? config::testnet::RPC_DEFAULT_PORT : stagenet ? config::stagenet::RPC_DEFAULT_PORT : config::RPC_DEFAULT_PORT;
   }
 
   if (daemon_address.empty())
     daemon_address = std::string("http://") + daemon_host + ":" + std::to_string(daemon_port);
 
-  std::unique_ptr<tools::wallet2> wallet(new tools::wallet2(testnet, restricted));
+  std::unique_ptr<tools::wallet2> wallet(new tools::wallet2(testnet ? TESTNET : stagenet ? STAGENET : MAINNET, restricted));
   wallet->init(std::move(daemon_address), std::move(login));
   return wallet;
 }
@@ -230,6 +232,8 @@ boost::optional<tools::password_container> get_password(const boost::program_opt
 std::unique_ptr<tools::wallet2> generate_from_json(const std::string& json_file, const boost::program_options::variables_map& vm, const options& opts, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
 {
   const bool testnet = command_line::get_arg(vm, opts.testnet);
+  const bool stagenet = command_line::get_arg(vm, opts.stagenet);
+  const network_type nettype = testnet ? TESTNET : stagenet ? STAGENET : MAINNET;
 
   /* GET_FIELD_FROM_JSON_RETURN_ON_ERROR Is a generic macro that can return
   false. Gcc will coerce this into unique_ptr(nullptr), but clang correctly
@@ -329,7 +333,7 @@ std::unique_ptr<tools::wallet2> generate_from_json(const std::string& json_file,
     if (field_address_found)
     {
       cryptonote::address_parse_info info;
-      if(!get_account_address_from_str(info, testnet, field_address))
+      if(!get_account_address_from_str(info, nettype, field_address))
       {
         THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("invalid address"));
       }
@@ -388,7 +392,7 @@ std::unique_ptr<tools::wallet2> generate_from_json(const std::string& json_file,
           if (field_address_found)
           {
             cryptonote::address_parse_info info;
-            if(!get_account_address_from_str(info, testnet, field_address))
+            if(!get_account_address_from_str(info, nettype, field_address))
             {
               THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, std::string(tools::wallet2::tr("failed to parse address: ")) + field_address);
             }
@@ -589,12 +593,12 @@ const size_t MAX_SPLIT_ATTEMPTS = 30;
 constexpr const std::chrono::seconds wallet2::rpc_timeout;
 const char* wallet2::tr(const char* str) { return i18n_translate(str, "tools::wallet2"); }
 
-wallet2::wallet2(bool testnet, bool restricted):
+wallet2::wallet2(network_type nettype, bool restricted):
   m_multisig_rescan_info(NULL),
   m_multisig_rescan_k(NULL),
   m_run(true),
   m_callback(0),
-  m_testnet(testnet),
+  m_nettype(nettype),
   m_always_confirm_transfers(true),
   m_print_ring_members(false),
   m_store_tx_info(true),
@@ -634,6 +638,11 @@ bool wallet2::has_testnet_option(const boost::program_options::variables_map& vm
   return command_line::get_arg(vm, options().testnet);
 }
 
+bool wallet2::has_stagenet_option(const boost::program_options::variables_map& vm)
+{
+  return command_line::get_arg(vm, options().stagenet);
+}
+
 void wallet2::init_options(boost::program_options::options_description& desc_params)
 {
   const options opts{};
@@ -644,6 +653,7 @@ void wallet2::init_options(boost::program_options::options_description& desc_par
   command_line::add_arg(desc_params, opts.daemon_port);
   command_line::add_arg(desc_params, opts.daemon_login);
   command_line::add_arg(desc_params, opts.testnet);
+  command_line::add_arg(desc_params, opts.stagenet);
   command_line::add_arg(desc_params, opts.restricted);
 }
 
@@ -690,7 +700,7 @@ std::unique_ptr<wallet2> wallet2::make_dummy(const boost::program_options::varia
 //----------------------------------------------------------------------------------------------------
 bool wallet2::init(std::string daemon_address, boost::optional<epee::net_utils::http::login> daemon_login, uint64_t upper_transaction_size_limit, bool ssl)
 {
-  m_checkpoints.init_default_checkpoints(m_testnet);
+  m_checkpoints.init_default_checkpoints(m_nettype);
   if(m_http_client.is_connected())
     m_http_client.disconnect();
   m_is_initialized = true;
@@ -836,12 +846,12 @@ crypto::public_key wallet2::get_subaddress_spend_public_key(const cryptonote::su
 std::string wallet2::get_subaddress_as_str(const cryptonote::subaddress_index& index) const
 {
   cryptonote::account_public_address address = get_subaddress(index);
-  return cryptonote::get_account_address_as_str(m_testnet, !index.is_zero(), address);
+  return cryptonote::get_account_address_as_str(m_nettype, !index.is_zero(), address);
 }
 //----------------------------------------------------------------------------------------------------
 std::string wallet2::get_integrated_address_as_str(const crypto::hash8& payment_id) const
 {
-  return cryptonote::get_account_integrated_address_as_str(m_testnet, get_address(), payment_id);
+  return cryptonote::get_account_integrated_address_as_str(m_nettype, get_address(), payment_id);
 }
 //----------------------------------------------------------------------------------------------------
 void wallet2::add_subaddress_account(const std::string& label)
@@ -2441,8 +2451,8 @@ bool wallet2::store_keys(const std::string& keys_file_name, const epee::wipeable
   value2.SetInt(m_auto_low_priority ? 1 : 0);
   json.AddMember("auto_low_priority", value2, json.GetAllocator());
 
-  value2.SetInt(m_testnet ? 1 :0);
-  json.AddMember("testnet", value2, json.GetAllocator());
+  value2.SetUint(m_nettype);
+  json.AddMember("nettype", value2, json.GetAllocator());
 
   // Serialize the JSON object
   rapidjson::StringBuffer buffer;
@@ -2624,11 +2634,12 @@ bool wallet2::load_keys(const std::string& keys_file_name, const epee::wipeable_
     m_confirm_export_overwrite = field_confirm_export_overwrite;
     GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, auto_low_priority, int, Int, false, true);
     m_auto_low_priority = field_auto_low_priority;
-    GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, testnet, int, Int, false, m_testnet);
-    // Wallet is being opened with testnet flag, but is saved as a mainnet wallet
-    THROW_WALLET_EXCEPTION_IF(m_testnet && !field_testnet, error::wallet_internal_error, "Mainnet wallet can not be opened as testnet wallet");
-    // Wallet is being opened without testnet flag but is saved as a testnet wallet.
-    THROW_WALLET_EXCEPTION_IF(!m_testnet && field_testnet, error::wallet_internal_error, "Testnet wallet can not be opened as mainnet wallet");
+    GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, nettype, uint8_t, Uint, false, static_cast<uint8_t>(m_nettype));
+    // The network type given in the program argument is inconsistent with the network type saved in the wallet
+    THROW_WALLET_EXCEPTION_IF(static_cast<uint8_t>(m_nettype) != field_nettype, error::wallet_internal_error,
+      (boost::format("%s wallet can not be opened as %s wallet")
+        % (field_nettype == 0 ? "Mainnet" : field_nettype == 1 ? "Testnet" : "Stagenet")
+        % (m_nettype == MAINNET ? "mainnet" : m_nettype == TESTNET ? "testnet" : "stagenet")).str());
   }
   else
   {
@@ -2801,7 +2812,7 @@ void wallet2::generate(const std::string& wallet_, const epee::wipeable_string&
     bool r = store_keys(m_keys_file, password, false);
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
 
-    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
     if(!r) MERROR("String with address text not saved");
   }
 
@@ -2855,7 +2866,7 @@ crypto::secret_key wallet2::generate(const std::string& wallet_, const epee::wip
     bool r = store_keys(m_keys_file, password, false);
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
 
-    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
     if(!r) MERROR("String with address text not saved");
   }
 
@@ -2945,7 +2956,7 @@ void wallet2::generate(const std::string& wallet_, const epee::wipeable_string&
     bool r = store_keys(m_keys_file, password, true);
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
 
-    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
     if(!r) MERROR("String with address text not saved");
   }
 
@@ -2992,7 +3003,7 @@ void wallet2::generate(const std::string& wallet_, const epee::wipeable_string&
     bool r = store_keys(m_keys_file, password, false);
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
 
-    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
     if(!r) MERROR("String with address text not saved");
   }
 
@@ -3033,7 +3044,7 @@ void wallet2::restore(const std::string& wallet_, const epee::wipeable_string& p
     bool r = store_keys(m_keys_file, password, false);
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
 
-    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
     if(!r) MERROR("String with address text not saved");
   }
   cryptonote::block b;
@@ -3125,7 +3136,7 @@ std::string wallet2::make_multisig(const epee::wipeable_string &password,
     bool r = store_keys(m_keys_file, password, false);
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
 
-    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
     if(!r) MERROR("String with address text not saved");
   }
 
@@ -3225,7 +3236,7 @@ bool wallet2::finalize_multisig(const epee::wipeable_string &password, std::unor
     bool r = store_keys(m_keys_file, password, false);
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
 
-    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
     if(!r) MERROR("String with address text not saved");
   }
 
@@ -3535,7 +3546,7 @@ void wallet2::load(const std::string& wallet_, const epee::wipeable_string& pass
   {
     THROW_WALLET_EXCEPTION_IF(true, error::file_read_error, m_keys_file);
   }
-  LOG_PRINT_L0("Loaded wallet keys file, with public address: " << m_account.get_public_address_str(m_testnet));
+  LOG_PRINT_L0("Loaded wallet keys file, with public address: " << m_account.get_public_address_str(m_nettype));
 
   //keys loaded ok!
   //try to load wallet file. but even if we failed, it is not big problem
@@ -3674,7 +3685,7 @@ void wallet2::trim_hashchain()
 }
 //----------------------------------------------------------------------------------------------------
 void wallet2::check_genesis(const crypto::hash& genesis_hash) const {
-  std::string what("Genesis block mismatch. You probably use wallet without testnet flag with blockchain from test network or vice versa");
+  std::string what("Genesis block mismatch. You probably use wallet without testnet (or stagenet) flag with blockchain from test (or stage) network or vice versa");
 
   THROW_WALLET_EXCEPTION_IF(genesis_hash != m_blockchain.genesis(), error::wallet_internal_error, what);
 }
@@ -3751,7 +3762,7 @@ void wallet2::store_to(const std::string &path, const epee::wipeable_string &pas
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
     // save address to the new file
     const std::string address_file = m_wallet_file + ".address.txt";
-    r = file_io_utils::save_string_to_file(address_file, m_account.get_public_address_str(m_testnet));
+    r = file_io_utils::save_string_to_file(address_file, m_account.get_public_address_str(m_nettype));
     THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_wallet_file);
     // remove old wallet file
     r = boost::filesystem::remove(old_file);
@@ -4028,7 +4039,7 @@ bool wallet2::is_tx_spendtime_unlocked(uint64_t unlock_time, uint64_t block_heig
     uint64_t current_time = static_cast<uint64_t>(time(NULL));
     // XXX: this needs to be fast, so we'd need to get the starting heights
     // from the daemon to be correct once voting kicks in
-    uint64_t v2height = m_testnet ? 624634 : 1009827;
+    uint64_t v2height = m_nettype == TESTNET ? 624634 : m_nettype == STAGENET ? (uint64_t)-1/*TODO*/ : 1009827;
     uint64_t leeway = block_height < v2height ? CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS_V1 : CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS_V2;
     if(current_time + leeway >= unlock_time)
       return true;
@@ -4316,7 +4327,7 @@ void wallet2::commit_tx(pending_tx& ptx)
   {
     cryptonote::COMMAND_RPC_SUBMIT_RAW_TX::request oreq;
     cryptonote::COMMAND_RPC_SUBMIT_RAW_TX::response ores;
-    oreq.address = get_account().get_public_address_str(m_testnet);
+    oreq.address = get_account().get_public_address_str(m_nettype);
     oreq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
     oreq.tx = epee::string_tools::buff_to_hex_nodelimer(tx_to_blob(ptx.tx));
     m_daemon_rpc_mutex.lock();
@@ -4526,7 +4537,7 @@ bool wallet2::sign_tx(unsigned_tx_set &exported_txs, const std::string &signed_f
     std::vector<crypto::secret_key> additional_tx_keys;
     rct::multisig_out msout;
     bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), m_subaddresses, sd.sources, sd.splitted_dsts, sd.change_dts.addr, sd.extra, ptx.tx, sd.unlock_time, tx_key, additional_tx_keys, sd.use_rct, bulletproof, m_multisig ? &msout : NULL);
-    THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sd.sources, sd.splitted_dsts, sd.unlock_time, m_testnet);
+    THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sd.sources, sd.splitted_dsts, sd.unlock_time, m_nettype);
     // we don't test tx size, because we don't know the current limit, due to not having a blockchain,
     // and it's a bit pointless to fail there anyway, since it'd be a (good) guess only. We sign anyway,
     // and if we really go over limit, the daemon will reject when it gets submitted. Chances are it's
@@ -4899,7 +4910,7 @@ bool wallet2::sign_multisig_tx(multisig_tx_set &exported_txs, std::vector<crypto
     auto sources = sd.sources;
     const bool bulletproof = sd.use_rct && (ptx.tx.rct_signatures.type == rct::RCTTypeFullBulletproof || ptx.tx.rct_signatures.type == rct::RCTTypeSimpleBulletproof);
     bool r = cryptonote::construct_tx_with_tx_key(m_account.get_keys(), m_subaddresses, sources, sd.splitted_dsts, ptx.change_dts.addr, sd.extra, tx, sd.unlock_time, ptx.tx_key, ptx.additional_tx_keys, sd.use_rct, bulletproof, &msout);
-    THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sd.sources, sd.splitted_dsts, sd.unlock_time, m_testnet);
+    THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sd.sources, sd.splitted_dsts, sd.unlock_time, m_nettype);
 
     THROW_WALLET_EXCEPTION_IF(get_transaction_prefix_hash (tx) != get_transaction_prefix_hash(ptx.tx),
         error::wallet_internal_error, "Transaction prefix does not match data");
@@ -5645,7 +5656,7 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
     THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
     needed_money += dt.amount;
     LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
-    THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_testnet);
+    THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_nettype);
   }
 
   uint64_t found_money = 0;
@@ -5738,7 +5749,7 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
   LOG_PRINT_L2("constructing tx");
   bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), m_subaddresses, sources, splitted_dsts, change_dts.addr, extra, tx, unlock_time, tx_key, additional_tx_keys, false, false, m_multisig ? &msout : NULL);
   LOG_PRINT_L2("constructed tx, r="<<r);
-  THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_testnet);
+  THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_nettype);
   THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
 
   std::string key_images;
@@ -5802,7 +5813,7 @@ void wallet2::transfer_selected_rct(std::vector<cryptonote::tx_destination_entry
     THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
     needed_money += dt.amount;
     LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
-    THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_testnet);
+    THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_nettype);
   }
 
   // if this is a multisig wallet, create a list of multisig signers we can use
@@ -5942,7 +5953,7 @@ void wallet2::transfer_selected_rct(std::vector<cryptonote::tx_destination_entry
   auto sources_copy = sources;
   bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), m_subaddresses, sources, splitted_dsts, change_dts.addr, extra, tx, unlock_time, tx_key, additional_tx_keys, true, bulletproof, m_multisig ? &msout : NULL);
   LOG_PRINT_L2("constructed tx, r="<<r);
-  THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, dsts, unlock_time, m_testnet);
+  THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, dsts, unlock_time, m_nettype);
   THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
 
   // work out the permutation done on sources
@@ -5987,7 +5998,7 @@ void wallet2::transfer_selected_rct(std::vector<cryptonote::tx_destination_entry
         auto sources_copy_copy = sources_copy;
         bool r = cryptonote::construct_tx_with_tx_key(m_account.get_keys(), m_subaddresses, sources_copy_copy, splitted_dsts, change_dts.addr, extra, ms_tx, unlock_time,tx_key, additional_tx_keys, true, bulletproof, &msout);
         LOG_PRINT_L2("constructed tx, r="<<r);
-        THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_testnet);
+        THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_nettype);
         THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
         THROW_WALLET_EXCEPTION_IF(cryptonote::get_transaction_prefix_hash(ms_tx) != prefix_hash, error::wallet_internal_error, "Multisig txes do not share prefix");
         multisig_sigs.push_back({ms_tx.rct_signatures, multisig_signers[signer_index], new_used_L, std::unordered_set<crypto::public_key>(), msout});
@@ -6157,7 +6168,7 @@ bool wallet2::light_wallet_login(bool &new_address)
   m_light_wallet_connected = false;
   cryptonote::COMMAND_RPC_LOGIN::request request;
   cryptonote::COMMAND_RPC_LOGIN::response response;
-  request.address = get_account().get_public_address_str(m_testnet);
+  request.address = get_account().get_public_address_str(m_nettype);
   request.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
   // Always create account if it doesn't exist.
   request.create_account = true;
@@ -6184,7 +6195,7 @@ bool wallet2::light_wallet_import_wallet_request(cryptonote::COMMAND_RPC_IMPORT_
 {
   MDEBUG("Light wallet import wallet request");
   cryptonote::COMMAND_RPC_IMPORT_WALLET_REQUEST::request oreq;
-  oreq.address = get_account().get_public_address_str(m_testnet);
+  oreq.address = get_account().get_public_address_str(m_nettype);
   oreq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
   m_daemon_rpc_mutex.lock();
   bool r = epee::net_utils::invoke_http_json("/import_wallet_request", oreq, response, m_http_client, rpc_timeout, "POST");
@@ -6203,7 +6214,7 @@ void wallet2::light_wallet_get_unspent_outs()
   cryptonote::COMMAND_RPC_GET_UNSPENT_OUTS::response ores;
   
   oreq.amount = "0";
-  oreq.address = get_account().get_public_address_str(m_testnet);
+  oreq.address = get_account().get_public_address_str(m_nettype);
   oreq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
   // openMonero specific
   oreq.dust_threshold = boost::lexical_cast<std::string>(::config::DEFAULT_DUST_THRESHOLD);
@@ -6353,7 +6364,7 @@ bool wallet2::light_wallet_get_address_info(cryptonote::COMMAND_RPC_GET_ADDRESS_
   
   cryptonote::COMMAND_RPC_GET_ADDRESS_INFO::request request;
   
-  request.address = get_account().get_public_address_str(m_testnet);
+  request.address = get_account().get_public_address_str(m_nettype);
   request.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
   m_daemon_rpc_mutex.lock();
   bool r = epee::net_utils::invoke_http_json("/get_address_info", request, response, m_http_client, rpc_timeout, "POST");
@@ -6370,7 +6381,7 @@ void wallet2::light_wallet_get_address_txs()
   cryptonote::COMMAND_RPC_GET_ADDRESS_TXS::request ireq;
   cryptonote::COMMAND_RPC_GET_ADDRESS_TXS::response ires;
   
-  ireq.address = get_account().get_public_address_str(m_testnet);
+  ireq.address = get_account().get_public_address_str(m_nettype);
   ireq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
   m_daemon_rpc_mutex.lock();
   bool r = epee::net_utils::invoke_http_json("/get_address_txs", ireq, ires, m_http_client, rpc_timeout, "POST");
@@ -6695,7 +6706,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
     THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
     needed_money += dt.amount;
     LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
-    THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, 0, m_testnet);
+    THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, 0, m_nettype);
   }
 
   // throw if attempting a transaction with no money
@@ -6923,7 +6934,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
       while (!dsts.empty() && dsts[0].amount <= available_amount && estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size(), extra.size(), bulletproof) < TX_SIZE_TARGET(upper_transaction_size_limit))
       {
         // we can fully pay that destination
-        LOG_PRINT_L2("We can fully pay " << get_account_address_as_str(m_testnet, dsts[0].is_subaddress, dsts[0].addr) <<
+        LOG_PRINT_L2("We can fully pay " << get_account_address_as_str(m_nettype, dsts[0].is_subaddress, dsts[0].addr) <<
           " for " << print_money(dsts[0].amount));
         tx.add(dsts[0].addr, dsts[0].is_subaddress, dsts[0].amount, original_output_index, m_merge_destinations);
         available_amount -= dsts[0].amount;
@@ -6934,7 +6945,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
 
       if (available_amount > 0 && !dsts.empty() && estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size(), extra.size(), bulletproof) < TX_SIZE_TARGET(upper_transaction_size_limit)) {
         // we can partially fill that destination
-        LOG_PRINT_L2("We can partially pay " << get_account_address_as_str(m_testnet, dsts[0].is_subaddress, dsts[0].addr) <<
+        LOG_PRINT_L2("We can partially pay " << get_account_address_as_str(m_nettype, dsts[0].is_subaddress, dsts[0].addr) <<
           " for " << print_money(available_amount) << "/" << print_money(dsts[0].amount));
         tx.add(dsts[0].addr, dsts[0].is_subaddress, available_amount, original_output_index, m_merge_destinations);
         dsts[0].amount -= available_amount;
@@ -7004,7 +7015,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
         if (i->amount > needed_fee)
         {
           uint64_t new_paid_amount = i->amount /*+ test_ptx.fee*/ - needed_fee;
-          LOG_PRINT_L2("Adjusting amount paid to " << get_account_address_as_str(m_testnet, i->is_subaddress, i->addr) << " from " <<
+          LOG_PRINT_L2("Adjusting amount paid to " << get_account_address_as_str(m_nettype, i->is_subaddress, i->addr) << " from " <<
             print_money(i->amount) << " to " << print_money(new_paid_amount) << " to accommodate " <<
             print_money(needed_fee) << " fee");
           dsts[0].amount += i->amount - new_paid_amount;
@@ -8431,16 +8442,16 @@ uint64_t wallet2::get_daemon_blockchain_target_height(string &err)
 uint64_t wallet2::get_approximate_blockchain_height() const
 {
   // time of v2 fork
-  const time_t fork_time = m_testnet ? 1448285909 : 1458748658;
+  const time_t fork_time = m_nettype == TESTNET ? 1448285909 : m_nettype == STAGENET ? (time_t)-1/*TODO*/ : 1458748658;
   // v2 fork block
-  const uint64_t fork_block = m_testnet ? 624634 : 1009827;
+  const uint64_t fork_block = m_nettype == TESTNET ? 624634 : m_nettype == STAGENET ? (uint64_t)-1/*TODO*/ : 1009827;
   // avg seconds per block
   const int seconds_per_block = DIFFICULTY_TARGET_V2;
   // Calculated blockchain height
   uint64_t approx_blockchain_height = fork_block + (time(NULL) - fork_time)/seconds_per_block;
   // testnet got some huge rollbacks, so the estimation is way off
   static const uint64_t approximate_testnet_rolled_back_blocks = 148540;
-  if (m_testnet && approx_blockchain_height > approximate_testnet_rolled_back_blocks)
+  if (m_nettype == TESTNET && approx_blockchain_height > approximate_testnet_rolled_back_blocks)
     approx_blockchain_height -= approximate_testnet_rolled_back_blocks;
   LOG_PRINT_L2("Calculated blockchain height: " << approx_blockchain_height);
   return approx_blockchain_height;
@@ -9421,7 +9432,7 @@ std::string wallet2::decrypt_with_view_secret_key(const std::string &ciphertext,
 std::string wallet2::make_uri(const std::string &address, const std::string &payment_id, uint64_t amount, const std::string &tx_description, const std::string &recipient_name, std::string &error) const
 {
   cryptonote::address_parse_info info;
-  if(!get_account_address_from_str(info, testnet(), address))
+  if(!get_account_address_from_str(info, nettype(), address))
   {
     error = std::string("wrong address: ") + address;
     return std::string();
@@ -9485,7 +9496,7 @@ bool wallet2::parse_uri(const std::string &uri, std::string &address, std::strin
   address = ptr ? remainder.substr(0, ptr-remainder.c_str()) : remainder;
 
   cryptonote::address_parse_info info;
-  if(!get_account_address_from_str(info, testnet(), address))
+  if(!get_account_address_from_str(info, nettype(), address))
   {
     error = std::string("URI has wrong address: ") + address;
     return false;
@@ -9734,10 +9745,14 @@ std::vector<std::pair<uint64_t, uint64_t>> wallet2::estimate_backlog(uint64_t mi
 }
 //----------------------------------------------------------------------------------------------------
 void wallet2::generate_genesis(cryptonote::block& b) const {
-  if (m_testnet)
+  if (m_nettype == TESTNET)
   {
     cryptonote::generate_genesis_block(b, config::testnet::GENESIS_TX, config::testnet::GENESIS_NONCE);
   }
+  else if (m_nettype == STAGENET)
+  {
+    cryptonote::generate_genesis_block(b, config::stagenet::GENESIS_TX, config::stagenet::GENESIS_NONCE);
+  }
   else
   {
     cryptonote::generate_genesis_block(b, config::GENESIS_TX, config::GENESIS_NONCE);
diff --git a/src/wallet/wallet2.h b/src/wallet/wallet2.h
index 127e70a26..57a61cb9d 100644
--- a/src/wallet/wallet2.h
+++ b/src/wallet/wallet2.h
@@ -147,6 +147,7 @@ namespace tools
     static const char* tr(const char* str);
 
     static bool has_testnet_option(const boost::program_options::variables_map& vm);
+    static bool has_stagenet_option(const boost::program_options::variables_map& vm);
     static void init_options(boost::program_options::options_description& desc_params);
 
     //! Uses stdin and stdout. Returns a wallet2 if no errors.
@@ -164,7 +165,7 @@ namespace tools
 
     static bool verify_password(const std::string& keys_file_name, const epee::wipeable_string& password, bool no_spend_key, hw::device &hwdev);
 
-    wallet2(bool testnet = false, bool restricted = false);
+    wallet2(cryptonote::network_type nettype = cryptonote::MAINNET, bool restricted = false);
 
     struct multisig_info
     {
@@ -637,7 +638,7 @@ namespace tools
     void set_refresh_type(RefreshType refresh_type) { m_refresh_type = refresh_type; }
     RefreshType get_refresh_type() const { return m_refresh_type; }
 
-    bool testnet() const { return m_testnet; }
+    cryptonote::network_type nettype() const { return m_nettype; }
     bool restricted() const { return m_restricted; }
     bool watch_only() const { return m_watch_only; }
     bool multisig(bool *ready = NULL, uint32_t *threshold = NULL, uint32_t *total = NULL) const;
@@ -1115,7 +1116,7 @@ namespace tools
 
     i_wallet2_callback* m_callback;
     bool m_key_on_device;
-    bool m_testnet;
+    cryptonote::network_type m_nettype;
     bool m_restricted;
     std::string seed_language; /*!< Language of the mnemonics (seed). */
     bool is_old_file_format; /*!< Whether the wallet file is of an old file format */
@@ -1646,7 +1647,7 @@ namespace tools
     {
       THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
       needed_money += dt.amount;
-      THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_testnet);
+      THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_nettype);
     }
 
     // randomly select inputs for transaction
@@ -1768,7 +1769,7 @@ namespace tools
     std::vector<crypto::secret_key> additional_tx_keys;
     rct::multisig_out msout;
     bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), m_subaddresses, sources, splitted_dsts, change_dts.addr, extra, tx, unlock_time, tx_key, additional_tx_keys, false, false, m_multisig ? &msout : NULL);
-    THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_testnet);
+    THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_nettype);
     THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
 
     std::string key_images;
diff --git a/src/wallet/wallet_errors.h b/src/wallet/wallet_errors.h
index 5c1c49d5d..32a0231b1 100644
--- a/src/wallet/wallet_errors.h
+++ b/src/wallet/wallet_errors.h
@@ -529,13 +529,13 @@ namespace tools
         , sources_t const & sources
         , destinations_t const & destinations
         , uint64_t unlock_time
-        , bool testnet
+        , cryptonote::network_type nettype
         )
         : transfer_error(std::move(loc), "transaction was not constructed")
         , m_sources(sources)
         , m_destinations(destinations)
         , m_unlock_time(unlock_time)
-        , m_testnet(testnet)
+        , m_nettype(nettype)
       {
       }
 
@@ -569,7 +569,7 @@ namespace tools
         for (size_t i = 0; i < m_destinations.size(); ++i)
         {
           const cryptonote::tx_destination_entry& dst = m_destinations[i];
-          ss << "\n  " << i << ": " << cryptonote::get_account_address_as_str(m_testnet, dst.is_subaddress, dst.addr) << " " <<
+          ss << "\n  " << i << ": " << cryptonote::get_account_address_as_str(m_nettype, dst.is_subaddress, dst.addr) << " " <<
             cryptonote::print_money(dst.amount);
         }
 
@@ -582,7 +582,7 @@ namespace tools
       sources_t m_sources;
       destinations_t m_destinations;
       uint64_t m_unlock_time;
-      bool m_testnet;
+      cryptonote::network_type m_nettype;
     };
     //----------------------------------------------------------------------------------------------------
     struct tx_rejected : public transfer_error
@@ -624,12 +624,12 @@ namespace tools
           std::string && loc
         , const std::vector<cryptonote::tx_destination_entry>& destinations
         , uint64_t fee
-        , bool testnet
+        , cryptonote::network_type nettype
         )
         : transfer_error(std::move(loc), "transaction sum + fee exceeds " + cryptonote::print_money(std::numeric_limits<uint64_t>::max()))
         , m_destinations(destinations)
         , m_fee(fee)
-        , m_testnet(testnet)
+        , m_nettype(nettype)
       {
       }
 
@@ -644,7 +644,7 @@ namespace tools
           ", destinations:";
         for (const auto& dst : m_destinations)
         {
-          ss << '\n' << cryptonote::print_money(dst.amount) << " -> " << cryptonote::get_account_address_as_str(m_testnet, dst.is_subaddress, dst.addr);
+          ss << '\n' << cryptonote::print_money(dst.amount) << " -> " << cryptonote::get_account_address_as_str(m_nettype, dst.is_subaddress, dst.addr);
         }
         return ss.str();
       }
@@ -652,7 +652,7 @@ namespace tools
     private:
       std::vector<cryptonote::tx_destination_entry> m_destinations;
       uint64_t m_fee;
-      bool m_testnet;
+      cryptonote::network_type m_nettype;
     };
     //----------------------------------------------------------------------------------------------------
     struct tx_too_big : public transfer_error
diff --git a/src/wallet/wallet_rpc_server.cpp b/src/wallet/wallet_rpc_server.cpp
index 6d5419521..b50133e4a 100644
--- a/src/wallet/wallet_rpc_server.cpp
+++ b/src/wallet/wallet_rpc_server.cpp
@@ -280,7 +280,7 @@ namespace tools
       entry.destinations.push_back(wallet_rpc::transfer_destination());
       wallet_rpc::transfer_destination &td = entry.destinations.back();
       td.amount = d.amount;
-      td.address = get_account_address_as_str(m_wallet->testnet(), d.is_subaddress, d.addr);
+      td.address = get_account_address_as_str(m_wallet->nettype(), d.is_subaddress, d.addr);
     }
 
     entry.type = "out";
@@ -584,7 +584,7 @@ namespace tools
       cryptonote::address_parse_info info;
       cryptonote::tx_destination_entry de;
       er.message = "";
-      if(!get_account_address_from_str_or_url(info, m_wallet->testnet(), it->address,
+      if(!get_account_address_from_str_or_url(info, m_wallet->nettype(), it->address,
         [&er](const std::string &url, const std::vector<std::string> &addresses, bool dnssec_valid)->std::string {
           if (!dnssec_valid)
           {
@@ -1075,7 +1075,7 @@ namespace tools
     {
       cryptonote::address_parse_info info;
 
-      if(!get_account_address_from_str(info, m_wallet->testnet(), req.integrated_address))
+      if(!get_account_address_from_str(info, m_wallet->nettype(), req.integrated_address))
       {
         er.code = WALLET_RPC_ERROR_CODE_WRONG_ADDRESS;
         er.message = "Invalid address";
@@ -1087,7 +1087,7 @@ namespace tools
         er.message = "Address is not an integrated address";
         return false;
       }
-      res.standard_address = get_account_address_as_str(m_wallet->testnet(), info.is_subaddress, info.address);
+      res.standard_address = get_account_address_as_str(m_wallet->nettype(), info.is_subaddress, info.address);
       res.payment_id = epee::string_tools::pod_to_hex(info.payment_id);
       return true;
     }
@@ -1385,7 +1385,7 @@ namespace tools
 
     cryptonote::address_parse_info info;
     er.message = "";
-    if(!get_account_address_from_str_or_url(info, m_wallet->testnet(), req.address,
+    if(!get_account_address_from_str_or_url(info, m_wallet->nettype(), req.address,
       [&er](const std::string &url, const std::vector<std::string> &addresses, bool dnssec_valid)->std::string {
         if (!dnssec_valid)
         {
@@ -1595,7 +1595,7 @@ namespace tools
     }
 
     cryptonote::address_parse_info info;
-    if(!get_account_address_from_str(info, m_wallet->testnet(), req.address))
+    if(!get_account_address_from_str(info, m_wallet->nettype(), req.address))
     {
       er.code = WALLET_RPC_ERROR_CODE_WRONG_ADDRESS;
       er.message = "Invalid address";
@@ -1628,7 +1628,7 @@ namespace tools
     }
 
     cryptonote::address_parse_info info;
-    if(!get_account_address_from_str(info, m_wallet->testnet(), req.address))
+    if(!get_account_address_from_str(info, m_wallet->nettype(), req.address))
     {
       er.code = WALLET_RPC_ERROR_CODE_WRONG_ADDRESS;
       er.message = "Invalid address";
@@ -1661,7 +1661,7 @@ namespace tools
     }
 
     cryptonote::address_parse_info info;
-    if(!get_account_address_from_str(info, m_wallet->testnet(), req.address))
+    if(!get_account_address_from_str(info, m_wallet->nettype(), req.address))
     {
       er.code = WALLET_RPC_ERROR_CODE_WRONG_ADDRESS;
       er.message = "Invalid address";
@@ -1768,7 +1768,7 @@ namespace tools
     if (!m_wallet) return not_open(er);
 
     cryptonote::address_parse_info info;
-    if (!get_account_address_from_str(info, m_wallet->testnet(), req.address))
+    if (!get_account_address_from_str(info, m_wallet->nettype(), req.address))
     {
       er.code = WALLET_RPC_ERROR_CODE_WRONG_ADDRESS;
       er.message = "Invalid address";
@@ -2058,7 +2058,7 @@ namespace tools
     {
       uint64_t idx = 0;
       for (const auto &entry: ab)
-        res.entries.push_back(wallet_rpc::COMMAND_RPC_GET_ADDRESS_BOOK_ENTRY::entry{idx++, get_account_address_as_str(m_wallet->testnet(), entry.m_is_subaddress, entry.m_address), epee::string_tools::pod_to_hex(entry.m_payment_id), entry.m_description});
+        res.entries.push_back(wallet_rpc::COMMAND_RPC_GET_ADDRESS_BOOK_ENTRY::entry{idx++, get_account_address_as_str(m_wallet->nettype(), entry.m_is_subaddress, entry.m_address), epee::string_tools::pod_to_hex(entry.m_payment_id), entry.m_description});
     }
     else
     {
@@ -2071,7 +2071,7 @@ namespace tools
           return false;
         }
         const auto &entry = ab[idx];
-        res.entries.push_back(wallet_rpc::COMMAND_RPC_GET_ADDRESS_BOOK_ENTRY::entry{idx, get_account_address_as_str(m_wallet->testnet(), entry.m_is_subaddress, entry.m_address), epee::string_tools::pod_to_hex(entry.m_payment_id), entry.m_description});
+        res.entries.push_back(wallet_rpc::COMMAND_RPC_GET_ADDRESS_BOOK_ENTRY::entry{idx, get_account_address_as_str(m_wallet->nettype(), entry.m_is_subaddress, entry.m_address), epee::string_tools::pod_to_hex(entry.m_payment_id), entry.m_description});
       }
     }
     return true;
@@ -2090,7 +2090,7 @@ namespace tools
     cryptonote::address_parse_info info;
     crypto::hash payment_id = crypto::null_hash;
     er.message = "";
-    if(!get_account_address_from_str_or_url(info, m_wallet->testnet(), req.address,
+    if(!get_account_address_from_str_or_url(info, m_wallet->nettype(), req.address,
       [&er](const std::string &url, const std::vector<std::string> &addresses, bool dnssec_valid)->std::string {
         if (!dnssec_valid)
         {
@@ -2219,7 +2219,7 @@ namespace tools
     }
 
     cryptonote::COMMAND_RPC_START_MINING::request daemon_req = AUTO_VAL_INIT(daemon_req); 
-    daemon_req.miner_address = m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+    daemon_req.miner_address = m_wallet->get_account().get_public_address_str(m_wallet->nettype());
     daemon_req.threads_count        = req.threads_count;
     daemon_req.do_background_mining = req.do_background_mining;
     daemon_req.ignore_battery       = req.ignore_battery;
@@ -2535,7 +2535,7 @@ namespace tools
     try
     {
       res.multisig_info = m_wallet->make_multisig(req.password, req.multisig_info, req.threshold);
-      res.address = m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+      res.address = m_wallet->get_account().get_public_address_str(m_wallet->nettype());
     }
     catch (const std::exception &e)
     {
@@ -2706,7 +2706,7 @@ namespace tools
       er.message = std::string("Error calling finalize_multisig: ") + e.what();
       return false;
     }
-    res.address = m_wallet->get_account().get_public_address_str(m_wallet->testnet());
+    res.address = m_wallet->get_account().get_public_address_str(m_wallet->nettype());
 
     return true;
   }
@@ -2883,6 +2883,14 @@ int main(int argc, char** argv) {
   std::unique_ptr<tools::wallet2> wal;
   try
   {
+    const bool testnet = tools::wallet2::has_testnet_option(*vm);
+    const bool stagenet = tools::wallet2::has_stagenet_option(*vm);
+    if (testnet && stagenet)
+    {
+      MERROR(tools::wallet_rpc_server::tr("Can't specify more than one of --testnet and --stagenet"));
+      return 1;
+    }
+
     const auto wallet_file = command_line::get_arg(*vm, arg_wallet_file);
     const auto from_json = command_line::get_arg(*vm, arg_from_json);
     const auto wallet_dir = command_line::get_arg(*vm, arg_wallet_dir);