diff options
| -rw-r--r-- | CMakeLists.txt | 15 | ||||
| -rw-r--r-- | src/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | src/debug_utilities/CMakeLists.txt | 22 | ||||
| -rw-r--r-- | src/debug_utilities/dns_checks.cpp | 149 |
4 files changed, 187 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index f40021764..860de5f7d 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -246,6 +246,12 @@ enable_testing() option(BUILD_DOCUMENTATION "Build the Doxygen documentation." ON) option(BUILD_TESTS "Build tests." OFF) +if (CMAKE_BUILD_TYPE STREQUAL "Debug") + set(DEFAULT_BUILD_DEBUG_UTILITIES ON) +else() + set(DEFAULT_BUILD_DEBUG_UTILITIES OFF) +endif() +option(BUILD_DEBUG_UTILITIES "Build debug utilities." DEFAULT_BUILD_DEBUG_UTILITIES) # Check whether we're on a 32-bit or 64-bit system if(CMAKE_SIZEOF_VOID_P EQUAL "8") @@ -994,7 +1000,16 @@ add_subdirectory(contrib) add_subdirectory(src) if(BUILD_TESTS) + message(STATUS "Building tests") add_subdirectory(tests) +else() + message(STATUS "Not building tests") +endif() + +if(BUILD_DEBUG_UTILITIES) + message(STATUS "Building debug utilities") +else() + message(STATUS "Not building debug utilities") endif() if(BUILD_DOCUMENTATION) diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index da6d76d97..8a21763c8 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -133,7 +133,7 @@ if(NOT IOS) add_subdirectory(blockchain_utilities) endif() -if(CMAKE_BUILD_TYPE STREQUAL Debug) +if(BUILD_DEBUG_UTILITIES) add_subdirectory(debug_utilities) endif() diff --git a/src/debug_utilities/CMakeLists.txt b/src/debug_utilities/CMakeLists.txt index 7bc2c324f..03c2b3e20 100644 --- a/src/debug_utilities/CMakeLists.txt +++ b/src/debug_utilities/CMakeLists.txt @@ -69,3 +69,25 @@ set_property(TARGET object_sizes PROPERTY OUTPUT_NAME "monero-utils-object-sizes") + +set(dns_checks_sources + dns_checks.cpp + ) + +monero_add_executable(dns_checks + ${dns_checks_sources} + ${dns_checks_private_headers}) + +target_link_libraries(dns_checks + LINK_PRIVATE + common + epee + version + ${Boost_PROGRAM_OPTIONS_LIBRARY} + ${Boost_SYSTEM_LIBRARY} + ${CMAKE_THREAD_LIBS_INIT}) + +set_property(TARGET dns_checks + PROPERTY + OUTPUT_NAME "monero-utils-dns-checks") + diff --git a/src/debug_utilities/dns_checks.cpp b/src/debug_utilities/dns_checks.cpp new file mode 100644 index 000000000..3c9daa769 --- /dev/null +++ b/src/debug_utilities/dns_checks.cpp @@ -0,0 +1,149 @@ +// Copyright (c) 2019, The Monero Project +// +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without modification, are +// permitted provided that the following conditions are met: +// +// 1. Redistributions of source code must retain the above copyright notice, this list of +// conditions and the following disclaimer. +// +// 2. Redistributions in binary form must reproduce the above copyright notice, this list +// of conditions and the following disclaimer in the documentation and/or other +// materials provided with the distribution. +// +// 3. Neither the name of the copyright holder nor the names of its contributors may be +// used to endorse or promote products derived from this software without specific +// prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY +// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL +// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, +// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF +// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#include <string> +#include <vector> +#include <map> +#include <algorithm> +#include <boost/program_options.hpp> +#include "misc_log_ex.h" +#include "common/util.h" +#include "common/command_line.h" +#include "common/dns_utils.h" +#include "version.h" + +#undef MONERO_DEFAULT_LOG_CATEGORY +#define MONERO_DEFAULT_LOG_CATEGORY "debugtools.dnschecks" + +namespace po = boost::program_options; + +enum lookup_t { LOOKUP_A, LOOKUP_TXT }; + +static std::vector<std::string> lookup(lookup_t type, const char *hostname) +{ + bool dnssec_available = false, dnssec_valid = false; + std::vector<std::string> res; + switch (type) + { + case LOOKUP_A: res = tools::DNSResolver::instance().get_ipv4(hostname, dnssec_available, dnssec_valid); break; + case LOOKUP_TXT: res = tools::DNSResolver::instance().get_txt_record(hostname, dnssec_available, dnssec_valid); break; + default: MERROR("Invalid lookup type: " << (int)type); return {}; + } + if (!dnssec_available) + { + MWARNING("No DNSSEC for " << hostname); + return {}; + } + if (!dnssec_valid) + { + MWARNING("Invalid DNSSEC check for " << hostname); + return {}; + } + MINFO(res.size() << " valid signed result(s) for " << hostname); + return res; +} + +static void lookup(lookup_t type, const std::vector<std::string> hostnames) +{ + std::vector<std::vector<std::string>> results; + for (const std::string &hostname: hostnames) + { + auto res = lookup(type, hostname.c_str()); + if (!res.empty()) + { + std::sort(res.begin(), res.end()); + results.push_back(res); + } + } + std::map<std::vector<std::string>, size_t> counter; + for (const auto &e: results) + counter[e]++; + size_t count = 0; + for (const auto &e: counter) + count = std::max(count, e.second); + if (results.size() > 1) + { + if (count < results.size()) + MERROR("Only " << count << "/" << results.size() << " records match"); + else + MINFO(count << "/" << results.size() << " records match"); + } +} + +int main(int argc, char* argv[]) +{ + TRY_ENTRY(); + + tools::on_startup(); + + po::options_description desc_cmd_only("Command line options"); + po::options_description desc_cmd_sett("Command line options and settings options"); + + command_line::add_arg(desc_cmd_only, command_line::arg_help); + + po::options_description desc_options("Allowed options"); + desc_options.add(desc_cmd_only).add(desc_cmd_sett); + + po::variables_map vm; + bool r = command_line::handle_error_helper(desc_options, [&]() + { + po::store(po::parse_command_line(argc, argv, desc_options), vm); + po::notify(vm); + return true; + }); + if (! r) + return 1; + + if (command_line::get_arg(vm, command_line::arg_help)) + { + std::cout << "Monero '" << MONERO_RELEASE_NAME << "' (v" << MONERO_VERSION_FULL << ")" << ENDL << ENDL; + std::cout << desc_options << std::endl; + return 1; + } + + mlog_configure("", true); + mlog_set_categories("+" MONERO_DEFAULT_LOG_CATEGORY ":INFO"); + + lookup(LOOKUP_A, {"seeds.moneroseeds.se", "seeds.moneroseeds.ae.org", "seeds.moneroseeds.ch", "seeds.moneroseeds.li"}); + + lookup(LOOKUP_TXT, {"updates.moneropulse.org", "updates.moneropulse.net", "updates.moneropulse.co", "updates.moneropulse.se"}); + + lookup(LOOKUP_TXT, {"checkpoints.moneropulse.org", "checkpoints.moneropulse.net", "checkpoints.moneropulse.co", "checkpoints.moneropulse.se"}); + + // those are in the code, but don't seem to actually exist +#if 0 + lookup(LOOKUP_TXT, {"testpoints.moneropulse.org", "testpoints.moneropulse.net", "testpoints.moneropulse.co", "testpoints.moneropulse.se"); + + lookup(LOOKUP_TXT, {"stagenetpoints.moneropulse.org", "stagenetpoints.moneropulse.net", "stagenetpoints.moneropulse.co", "stagenetpoints.moneropulse.se"}); +#endif + + lookup(LOOKUP_TXT, {"segheights.moneropulse.org", "segheights.moneropulse.net", "segheights.moneropulse.co", "segheights.moneropulse.se"}); + + return 0; + CATCH_ENTRY_L0("main", 1); +} |