diff options
Diffstat (limited to 'src/util')
| -rw-r--r-- | src/util/getuniquepath.cpp | 10 | ||||
| -rw-r--r-- | src/util/getuniquepath.h | 19 | ||||
| -rw-r--r-- | src/util/macros.h | 7 | ||||
| -rw-r--r-- | src/util/system.cpp | 60 | ||||
| -rw-r--r-- | src/util/system.h | 31 | ||||
| -rw-r--r-- | src/util/time.cpp | 5 | ||||
| -rw-r--r-- | src/util/trace.h | 45 |
7 files changed, 163 insertions, 14 deletions
diff --git a/src/util/getuniquepath.cpp b/src/util/getuniquepath.cpp new file mode 100644 index 0000000000..9839d2f624 --- /dev/null +++ b/src/util/getuniquepath.cpp @@ -0,0 +1,10 @@ +#include <random.h> +#include <fs.h> +#include <util/strencodings.h> + +fs::path GetUniquePath(const fs::path& base) +{ + FastRandomContext rnd; + fs::path tmpFile = base / HexStr(rnd.randbytes(8)); + return tmpFile; +}
\ No newline at end of file diff --git a/src/util/getuniquepath.h b/src/util/getuniquepath.h new file mode 100644 index 0000000000..e0c6147876 --- /dev/null +++ b/src/util/getuniquepath.h @@ -0,0 +1,19 @@ +// Copyright (c) 2021 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_UTIL_GETUNIQUEPATH_H +#define BITCOIN_UTIL_GETUNIQUEPATH_H + +#include <fs.h> + +/** + * Helper function for getting a unique path + * + * @param[in] base Base path + * @returns base joined with a random 8-character long string. + * @post Returned path is unique with high probability. + */ +fs::path GetUniquePath(const fs::path& base); + +#endif // BITCOIN_UTIL_GETUNIQUEPATH_H
\ No newline at end of file diff --git a/src/util/macros.h b/src/util/macros.h index 36ea87c0fe..0887c80fd7 100644 --- a/src/util/macros.h +++ b/src/util/macros.h @@ -8,4 +8,11 @@ #define PASTE(x, y) x ## y #define PASTE2(x, y) PASTE(x, y) +/** + * Converts the parameter X to a string after macro replacement on X has been performed. + * Don't merge these into one macro! + */ +#define STRINGIZE(X) DO_STRINGIZE(X) +#define DO_STRINGIZE(X) #X + #endif // BITCOIN_UTIL_MACROS_H diff --git a/src/util/system.cpp b/src/util/system.cpp index 917d37ccc7..9a2e719bbc 100644 --- a/src/util/system.cpp +++ b/src/util/system.cpp @@ -3,7 +3,6 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include <sync.h> #include <util/system.h> #ifdef HAVE_BOOST_PROCESS @@ -11,6 +10,9 @@ #endif // HAVE_BOOST_PROCESS #include <chainparamsbase.h> +#include <sync.h> +#include <util/check.h> +#include <util/getuniquepath.h> #include <util/strencodings.h> #include <util/string.h> #include <util/translation.h> @@ -123,7 +125,7 @@ void ReleaseDirectoryLocks() bool DirIsWritable(const fs::path& directory) { - fs::path tmpFile = directory / fs::unique_path(); + fs::path tmpFile = GetUniquePath(directory); FILE* file = fsbridge::fopen(tmpFile, "a"); if (!file) return false; @@ -310,8 +312,22 @@ bool ArgsManager::ParseParameters(int argc, const char* const argv[], std::strin key[0] = '-'; #endif - if (key[0] != '-') + if (key[0] != '-') { + if (!m_accept_any_command && m_command.empty()) { + // The first non-dash arg is a registered command + Optional<unsigned int> flags = GetArgFlags(key); + if (!flags || !(*flags & ArgsManager::COMMAND)) { + error = strprintf("Invalid command '%s'", argv[i]); + return false; + } + } + m_command.push_back(key); + while (++i < argc) { + // The remaining args are command args + m_command.push_back(argv[i]); + } break; + } // Transform --foo to -foo if (key.length() > 1 && key[1] == '-') @@ -359,6 +375,26 @@ Optional<unsigned int> ArgsManager::GetArgFlags(const std::string& name) const return nullopt; } +std::optional<const ArgsManager::Command> ArgsManager::GetCommand() const +{ + Command ret; + LOCK(cs_args); + auto it = m_command.begin(); + if (it == m_command.end()) { + // No command was passed + return std::nullopt; + } + if (!m_accept_any_command) { + // The registered command + ret.command = *(it++); + } + while (it != m_command.end()) { + // The unregistered command and args (if any) + ret.args.push_back(*(it++)); + } + return ret; +} + std::vector<std::string> ArgsManager::GetArgs(const std::string& strArg) const { std::vector<std::string> result; @@ -398,7 +434,7 @@ bool ArgsManager::GetSettingsPath(fs::path* filepath, bool temp) const } if (filepath) { std::string settings = GetArg("-settings", BITCOIN_SETTINGS_FILENAME); - *filepath = fs::absolute(temp ? settings + ".tmp" : settings, GetDataDir(/* net_specific= */ true)); + *filepath = fsbridge::AbsPathJoin(GetDataDir(/* net_specific= */ true), temp ? settings + ".tmp" : settings); } return true; } @@ -504,8 +540,22 @@ void ArgsManager::ForceSetArg(const std::string& strArg, const std::string& strV m_settings.forced_settings[SettingName(strArg)] = strValue; } +void ArgsManager::AddCommand(const std::string& cmd, const std::string& help, const OptionsCategory& cat) +{ + Assert(cmd.find('=') == std::string::npos); + Assert(cmd.at(0) != '-'); + + LOCK(cs_args); + m_accept_any_command = false; // latch to false + std::map<std::string, Arg>& arg_map = m_available_args[cat]; + auto ret = arg_map.emplace(cmd, Arg{"", help, ArgsManager::COMMAND}); + Assert(ret.second); // Fail on duplicate commands +} + void ArgsManager::AddArg(const std::string& name, const std::string& help, unsigned int flags, const OptionsCategory& cat) { + Assert((flags & ArgsManager::COMMAND) == 0); // use AddCommand + // Split arg name from its help param size_t eq_index = name.find('='); if (eq_index == std::string::npos) { @@ -1311,7 +1361,7 @@ fs::path AbsPathForConfigVal(const fs::path& path, bool net_specific) if (path.is_absolute()) { return path; } - return fs::absolute(path, GetDataDir(net_specific)); + return fsbridge::AbsPathJoin(GetDataDir(net_specific), path); } void ScheduleBatchPriority() diff --git a/src/util/system.h b/src/util/system.h index 010fc5b49f..5959bc4196 100644 --- a/src/util/system.h +++ b/src/util/system.h @@ -35,8 +35,6 @@ #include <utility> #include <vector> -#include <boost/thread/condition_variable.hpp> // for boost::thread_interrupted - class UniValue; // Application startup time (used for uptime calculation) @@ -168,7 +166,7 @@ struct SectionInfo class ArgsManager { public: - enum Flags { + enum Flags : uint32_t { // Boolean options can accept negation syntax -noOPTION or -noOPTION=1 ALLOW_BOOL = 0x01, ALLOW_INT = 0x02, @@ -183,6 +181,7 @@ public: NETWORK_ONLY = 0x200, // This argument's value is sensitive (such as a password). SENSITIVE = 0x400, + COMMAND = 0x800, }; protected: @@ -195,9 +194,11 @@ protected: mutable RecursiveMutex cs_args; util::Settings m_settings GUARDED_BY(cs_args); + std::vector<std::string> m_command GUARDED_BY(cs_args); std::string m_network GUARDED_BY(cs_args); std::set<std::string> m_network_only_args GUARDED_BY(cs_args); std::map<OptionsCategory, std::map<std::string, Arg>> m_available_args GUARDED_BY(cs_args); + bool m_accept_any_command GUARDED_BY(cs_args){true}; std::list<SectionInfo> m_config_sections GUARDED_BY(cs_args); [[nodiscard]] bool ReadConfigStream(std::istream& stream, const std::string& filepath, std::string& error, bool ignore_invalid_keys = false); @@ -248,6 +249,20 @@ public: */ const std::list<SectionInfo> GetUnrecognizedSections() const; + struct Command { + /** The command (if one has been registered with AddCommand), or empty */ + std::string command; + /** + * If command is non-empty: Any args that followed it + * If command is empty: The unregistered command and any args that followed it + */ + std::vector<std::string> args; + }; + /** + * Get the command and command args (returns std::nullopt if no command provided) + */ + std::optional<const Command> GetCommand() const; + /** * Return a vector of strings of the given argument * @@ -334,6 +349,11 @@ public: void AddArg(const std::string& name, const std::string& help, unsigned int flags, const OptionsCategory& cat); /** + * Add subcommand + */ + void AddCommand(const std::string& cmd, const std::string& help, const OptionsCategory& cat); + + /** * Add many hidden arguments */ void AddHiddenArgs(const std::vector<std::string>& args); @@ -450,11 +470,6 @@ template <typename Callable> void TraceThread(const char* name, Callable func) func(); LogPrintf("%s thread exit\n", name); } - catch (const boost::thread_interrupted&) - { - LogPrintf("%s thread interrupt\n", name); - throw; - } catch (const std::exception& e) { PrintExceptionContinue(&e, name); throw; diff --git a/src/util/time.cpp b/src/util/time.cpp index 4aed9f60b0..295806c54a 100644 --- a/src/util/time.cpp +++ b/src/util/time.cpp @@ -10,6 +10,8 @@ #include <compat.h> #include <util/time.h> +#include <util/check.h> + #include <atomic> #include <boost/date_time/posix_time/posix_time.hpp> #include <ctime> @@ -19,7 +21,7 @@ void UninterruptibleSleep(const std::chrono::microseconds& n) { std::this_thread::sleep_for(n); } -static std::atomic<int64_t> nMockTime(0); //!< For unit testing +static std::atomic<int64_t> nMockTime(0); //!< For testing int64_t GetTime() { @@ -47,6 +49,7 @@ template std::chrono::microseconds GetTime(); void SetMockTime(int64_t nMockTimeIn) { + Assert(nMockTimeIn >= 0); nMockTime.store(nMockTimeIn, std::memory_order_relaxed); } diff --git a/src/util/trace.h b/src/util/trace.h new file mode 100644 index 0000000000..9c92cb10e7 --- /dev/null +++ b/src/util/trace.h @@ -0,0 +1,45 @@ +// Copyright (c) 2020 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_UTIL_TRACE_H +#define BITCOIN_UTIL_TRACE_H + +#ifdef ENABLE_TRACING + +#include <sys/sdt.h> + +#define TRACE(context, event) DTRACE_PROBE(context, event) +#define TRACE1(context, event, a) DTRACE_PROBE1(context, event, a) +#define TRACE2(context, event, a, b) DTRACE_PROBE2(context, event, a, b) +#define TRACE3(context, event, a, b, c) DTRACE_PROBE3(context, event, a, b, c) +#define TRACE4(context, event, a, b, c, d) DTRACE_PROBE4(context, event, a, b, c, d) +#define TRACE5(context, event, a, b, c, d, e) DTRACE_PROBE5(context, event, a, b, c, d, e) +#define TRACE6(context, event, a, b, c, d, e, f) DTRACE_PROBE6(context, event, a, b, c, d, e, f) +#define TRACE7(context, event, a, b, c, d, e, f, g) DTRACE_PROBE7(context, event, a, b, c, d, e, f, g) +#define TRACE8(context, event, a, b, c, d, e, f, g, h) DTRACE_PROBE8(context, event, a, b, c, d, e, f, g, h) +#define TRACE9(context, event, a, b, c, d, e, f, g, h, i) DTRACE_PROBE9(context, event, a, b, c, d, e, f, g, h, i) +#define TRACE10(context, event, a, b, c, d, e, f, g, h, i, j) DTRACE_PROBE10(context, event, a, b, c, d, e, f, g, h, i, j) +#define TRACE11(context, event, a, b, c, d, e, f, g, h, i, j, k) DTRACE_PROBE11(context, event, a, b, c, d, e, f, g, h, i, j, k) +#define TRACE12(context, event, a, b, c, d, e, f, g, h, i, j, k, l) DTRACE_PROBE12(context, event, a, b, c, d, e, f, g, h, i, j, k, l) + +#else + +#define TRACE(context, event) +#define TRACE1(context, event, a) +#define TRACE2(context, event, a, b) +#define TRACE3(context, event, a, b, c) +#define TRACE4(context, event, a, b, c, d) +#define TRACE5(context, event, a, b, c, d, e) +#define TRACE6(context, event, a, b, c, d, e, f) +#define TRACE7(context, event, a, b, c, d, e, f, g) +#define TRACE8(context, event, a, b, c, d, e, f, g, h) +#define TRACE9(context, event, a, b, c, d, e, f, g, h, i) +#define TRACE10(context, event, a, b, c, d, e, f, g, h, i, j) +#define TRACE11(context, event, a, b, c, d, e, f, g, h, i, j, k) +#define TRACE12(context, event, a, b, c, d, e, f, g, h, i, j, k, l) + +#endif + + +#endif /* BITCOIN_UTIL_TRACE_H */ |