wallet: make the segregation height settable

via user setting first, then DNS TXT record, hardcoded fallback

2 files changed, 24 insertions, 1 deletions

diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp
index 54132d9ca..b5a568a14 100644
--- a/src/simplewallet/simplewallet.cpp
+++ b/src/simplewallet/simplewallet.cpp
@@ -1968,6 +1968,23 @@ bool simple_wallet::set_subaddress_lookahead(const std::vector<std::string> &arg
   return true;
 }
 
+bool simple_wallet::set_segregation_height(const std::vector<std::string> &args/* = std::vector<std::string>()*/)
+{
+  const auto pwd_container = get_and_verify_password();
+  if (pwd_container)
+  {
+    uint64_t height;
+    if (!epee::string_tools::get_xtype_from_string(height, args[1]))
+    {
+      fail_msg_writer() << tr("Invalid height");
+      return true;
+    }
+    m_wallet->segregation_height(height);
+    m_wallet->rewrite(m_wallet_file, pwd_container->password());
+  }
+  return true;
+}
+
 bool simple_wallet::help(const std::vector<std::string> &args/* = std::vector<std::string>()*/)
 {
   if(args.empty())
@@ -2148,7 +2165,10 @@ simple_wallet::simple_wallet()
                                   "key-reuse-mitigation2 <1|0>\n "
                                   "  Set this if you are not sure whether you will spend on a key reusing Monero fork later.\n"
                                   "subaddress-lookahead <major>:<minor>\n "
-                                  "  Set the lookahead sizes for the subaddress hash table."));
+                                  "  Set the lookahead sizes for the subaddress hash table.\n "
+                                  "  Set this if you are not sure whether you will spend on a key reusing Monero fork later.\n "
+                                  "segregation-height <n>\n "
+                                  "  Set to the height of a key reusing fork you want to use, 0 to use default."));
   m_cmd_binder.set_handler("encrypted_seed",
                            boost::bind(&simple_wallet::encrypted_seed, this, _1),
                            tr("Display the encrypted Electrum-style mnemonic seed."));
@@ -2344,6 +2364,7 @@ bool simple_wallet::set_variable(const std::vector<std::string> &args)
     success_msg_writer() << "key-reuse-mitigation2 = " << m_wallet->key_reuse_mitigation2();
     const std::pair<size_t, size_t> lookahead = m_wallet->get_subaddress_lookahead();
     success_msg_writer() << "subaddress-lookahead = " << lookahead.first << ":" << lookahead.second;
+    success_msg_writer() << "segregation-height = " << m_wallet->segregation_height();
     return true;
   }
   else
@@ -2397,6 +2418,7 @@ bool simple_wallet::set_variable(const std::vector<std::string> &args)
     CHECK_SIMPLE_VARIABLE("segregate-pre-fork-outputs", set_segregate_pre_fork_outputs, tr("0 or 1"));
     CHECK_SIMPLE_VARIABLE("key-reuse-mitigation2", set_key_reuse_mitigation2, tr("0 or 1"));
     CHECK_SIMPLE_VARIABLE("subaddress-lookahead", set_subaddress_lookahead, tr("<major>:<minor>"));
+    CHECK_SIMPLE_VARIABLE("segregation-height", set_segregation_height, tr("unsigned integer"));
   }
   fail_msg_writer() << tr("set: unrecognized argument(s)");
   return true;
diff --git a/src/simplewallet/simplewallet.h b/src/simplewallet/simplewallet.h
index b2630c75e..f45018b60 100644
--- a/src/simplewallet/simplewallet.h
+++ b/src/simplewallet/simplewallet.h
@@ -136,6 +136,7 @@ namespace cryptonote
     bool set_segregate_pre_fork_outputs(const std::vector<std::string> &args = std::vector<std::string>());
     bool set_key_reuse_mitigation2(const std::vector<std::string> &args = std::vector<std::string>());
     bool set_subaddress_lookahead(const std::vector<std::string> &args = std::vector<std::string>());
+    bool set_segregation_height(const std::vector<std::string> &args = std::vector<std::string>());
     bool help(const std::vector<std::string> &args = std::vector<std::string>());
     bool start_mining(const std::vector<std::string> &args);
     bool stop_mining(const std::vector<std::string> &args);