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misc.cpp
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misc.cpp
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#ifdef _WIN32
#define _CRT_SECURE_NO_WARNINGS
#endif
#include <regex>
#include <thread>
#include <vector>
#include <cassert>
#include "misc.hpp"
#include "output.hpp"
extern char g_miner_address[];
extern std::uint32_t g_pool_shares_limit;
extern std::uint32_t g_pool_threads_count;
extern std::vector<pool_specs_t> g_mining_pools;
extern char g_binding_address[];
extern CLogLevel g_logging_level;
inline
bool is_valid_address( std::string const & address ) {
if ( address.length() < 30 || address.length() > 31 ) return false;
return true;
}
inline
bool is_valid_threads( std::uint32_t count ) {
if ( count < 1 ) return false;
return true;
}
inline
bool is_valid_ipv4addr( std::string const & ipv4_address ) {
const std::regex re_ipv4 {
"("
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])\\."
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])\\."
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])\\."
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])"
")" };
if ( std::regex_match( ipv4_address, re_ipv4) ) return true;
return false;
}
inline
std::vector<pool_specs_t> parse_pools_argv( std::string const & poolstr ) {
const std::regex re_pool1 { ";|[[:space:]]" };
const std::regex re_pool2 {
"^"
"("
"[a-zA-Z][a-zA-Z0-9\\-]*[a-zA-Z0-9]"
")"
"(\\:"
"("
"("
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])\\."
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])\\."
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])\\."
"(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])"
")"
"|"
"("
"([a-zA-Z0-9]+(\\-[a-zA-Z0-9]+)*\\.)*[a-zA-Z]{2,}"
")"
")"
"(\\:"
"("
"6553[0-5]|655[0-2][0-9]|65[0-4][0-9]{2}|6[0-4][0-9]{3}|[1-5][0-9]{4}|[0-5]{0,5}|[0-9]{1,4}"
")$"
")?"
")?"
"$"
};
std::vector<pool_specs_t> mining_pools;
std::for_each(
std::sregex_token_iterator { poolstr.begin(), poolstr.end(), re_pool1 , -1 },
std::sregex_token_iterator {}, [&]( const auto &tok ) {
std::string pls { tok.str() };
std::for_each(
std::sregex_iterator { pls.begin(), pls.end(), re_pool2 },
std::sregex_iterator {}, [&]( const auto &sm0 ) {
std::string name { sm0[1].str() };
std::string host { sm0[3].str() };
std::string port { sm0[13].str() };
if ( name.length() <= 0 ) return;
if ( host.length() <= 0 ) return;
if ( port.length() <= 0 ) port = std::string { "8082" };
mining_pools.push_back( { name, host, port } );
}
);
}
);
return mining_pools;
}
struct _mining_options_t {
int shares;
int threads;
std::string address;
std::string pools;
std::string filename;
std::string logging;
std::string binding;
} _g_arg_options = {
.shares = DEFAULT_POOL_SHARES_LIMIT,
.threads = DEFAULT_POOL_THREADS_COUNT,
.logging = DEFAULT_LOGGING_LEVEL,
.binding = DEFAULT_BINDING_IPV4ADDR,
},
_g_cfg_options = {
.shares = DEFAULT_POOL_SHARES_LIMIT,
.threads = DEFAULT_POOL_THREADS_COUNT,
.logging = DEFAULT_LOGGING_LEVEL,
.binding = DEFAULT_BINDING_IPV4ADDR,
};
inline
void process_arg_options( cxxopts::ParseResult const & parsed_options ) {
try {
_g_arg_options.address = parsed_options["address"].as<std::string>();
if ( !is_valid_address( _g_arg_options.address ) )
throw std::invalid_argument( "Invalid miner address argument" );
_g_arg_options.threads = parsed_options["threads"].as<std::uint32_t>();
if ( !is_valid_threads( _g_arg_options.threads ) )
throw std::invalid_argument( "Invalid threads count argument" );
_g_arg_options.shares = parsed_options["shares"].as<std::uint32_t>();
auto pools = parsed_options["pools"].as<std::vector<std::string>>();
std::string pools_str;
for ( auto e : pools ) {
if ( e.empty() ) continue;
if ( !pools_str.empty() ) pools_str += ";";
pools_str += e;
}
_g_arg_options.pools = pools_str;
_g_arg_options.logging = parsed_options["logging"].as<std::string>();
if ( _g_arg_options.logging != "info"
&& _g_arg_options.logging != "debug" )
throw std::invalid_argument( "Invalid logging level argument" );
_g_arg_options.binding = parsed_options["binding"].as<std::string>();
if ( !( _g_arg_options.binding == "none" )
&& !is_valid_ipv4addr( _g_arg_options.binding ) )
throw std::invalid_argument( "Invalid binding argument (an IPv4 address)" );
} catch( const std::invalid_argument& e ) {
std::string msg { e.what() };
NOSO_LOG_FATAL << msg << std::endl;
NOSO_TUI_OutputHistPad( msg.c_str() );
throw std::bad_exception();
}
}
inline
void process_cfg_options( cxxopts::ParseResult const & parsed_options ) {
_g_cfg_options.filename = parsed_options["config"].as<std::string>();
std::ifstream cfg_istream( _g_cfg_options.filename );
if( !cfg_istream.good() ) {
std::string msg { "Config file '" + _g_cfg_options.filename + "' not found!" };
NOSO_LOG_WARN << msg << std::endl;
NOSO_TUI_OutputHistPad( msg.c_str() );
if ( _g_cfg_options.filename != DEFAULT_CONFIG_FILENAME ) throw std::bad_exception();
msg = "Use default options";
NOSO_LOG_INFO << msg << std::endl;
NOSO_TUI_OutputHistPad( msg.c_str() );
NOSO_TUI_OutputHistWin();
} else {
std::string msg { "Load config file '" + _g_cfg_options.filename + "'" };
NOSO_LOG_INFO << msg << std::endl;
NOSO_TUI_OutputHistPad( msg.c_str() );
NOSO_TUI_OutputHistWin();
int line_no { 0 };
std::string line_str;
try {
while ( std::getline( cfg_istream, line_str ) ) {
line_no++;
if ( line_str.rfind( "address ", 0 ) == 0 ) {
_g_cfg_options.address = line_str.substr( 8 );
if ( !is_valid_address( _g_cfg_options.address ) )
throw std::invalid_argument( "Invalid address config" );
} else if ( line_str.rfind( "threads ", 0 ) == 0 ) {
_g_cfg_options.threads = std::stoul( line_str.substr( 8 ) );
if ( !is_valid_threads( _g_cfg_options.threads ) )
throw std::invalid_argument( "Invalid threads count config" );
} else if ( line_str.rfind( "shares ", 0 ) == 0 ) {
_g_cfg_options.shares = std::stoul( line_str.substr( 7 ) );
} else if ( line_str.rfind( "pools ", 0 ) == 0 ) {
if ( _g_cfg_options.pools.size() > 0 ) _g_cfg_options.pools += ";";
_g_cfg_options.pools += line_str.substr( 6 );
} else if ( line_str.rfind( "logging ", 0 ) == 0 ) {
_g_cfg_options.logging = line_str.substr( 8 );
if ( _g_cfg_options.logging != "info"
&& _g_cfg_options.logging != "debug" )
throw std::invalid_argument( "Invalid logging level config" );
} else if ( line_str.rfind( "binding ", 0 ) == 0 ) {
_g_cfg_options.binding = line_str.substr( 8 );
if ( !( _g_cfg_options.binding == "none" )
&& !is_valid_ipv4addr( _g_cfg_options.binding ) )
throw std::invalid_argument( "Invalid binding config (an IPv4 address)" );
}
}
} catch( const std::invalid_argument& e ) {
std::string msg { std::string( e.what() ) + " in file '" + _g_cfg_options.filename + "'" };
NOSO_LOG_FATAL << msg << " line#" << line_no << "[" << line_str << "]" << std::endl;
NOSO_TUI_OutputHistPad( msg.c_str() );
throw std::bad_exception();
}
}
}
void process_options( cxxopts::ParseResult const & parsed_options ) {
process_cfg_options( parsed_options );
process_arg_options( parsed_options );
std::string sel_address {
_g_arg_options.address != DEFAULT_MINER_ADDRESS ? _g_arg_options.address
: _g_cfg_options.address.length() > 0 ? _g_cfg_options.address : DEFAULT_MINER_ADDRESS };
std::string sel_logging {
_g_arg_options.logging != DEFAULT_LOGGING_LEVEL ? _g_arg_options.logging
: _g_cfg_options.logging.length() > 0 ? _g_cfg_options.logging : DEFAULT_LOGGING_LEVEL };
std::string sel_pools {
_g_arg_options.pools != DEFAULT_POOL_URL_LIST ? _g_arg_options.pools
: _g_cfg_options.pools.length() > 0 ? _g_cfg_options.pools : DEFAULT_POOL_URL_LIST };
std::string sel_binding {
_g_arg_options.binding != DEFAULT_BINDING_IPV4ADDR ? _g_arg_options.binding
: _g_cfg_options.binding.length() > 0 ? _g_cfg_options.binding : DEFAULT_BINDING_IPV4ADDR };
std::strncpy( g_miner_address, sel_address.c_str(), 32 );
g_pool_shares_limit = _g_arg_options.shares != DEFAULT_POOL_SHARES_LIMIT ? _g_arg_options.shares
: _g_cfg_options.shares != DEFAULT_POOL_SHARES_LIMIT ? _g_cfg_options.shares : DEFAULT_POOL_SHARES_LIMIT;
g_pool_threads_count = _g_arg_options.threads != DEFAULT_POOL_THREADS_COUNT ? _g_arg_options.threads
: _g_cfg_options.threads != DEFAULT_POOL_THREADS_COUNT ? _g_cfg_options.threads : DEFAULT_POOL_THREADS_COUNT;
g_logging_level = sel_logging == "info" ? CLogLevel::INFO : CLogLevel::DEBUG;
if ( sel_binding == "none" ) {
g_binding_address[0] = '\0';
} else {
std::strncpy( g_binding_address, sel_binding.c_str(), 16 );
}
g_mining_pools = parse_pools_argv( sel_pools );
}
bool awaiting_threads_handle(
std::shared_ptr<std::condition_variable> const & condv,
std::thread::id thread_id, awaiting_threads_t & awaiting_threads ) {
std::size_t key = std::hash<std::thread::id>()( thread_id );
std::unique_lock<std::mutex> const lock( awaiting_threads.mutex );
auto const & end_itor = std::cend( awaiting_threads.awaits );
auto const & key_itor = awaiting_threads.awaits.find( key );
assert ( key_itor == end_itor );
if ( key_itor == end_itor ) {
awaiting_threads.awaits[key] = condv;
return true;
}
return false;
}
bool awaiting_threads_release(
std::thread::id thread_id, awaiting_threads_t & awaiting_threads ) {
std::size_t key = std::hash<std::thread::id>()( thread_id );
std::unique_lock<std::mutex> const lock( awaiting_threads.mutex );
auto const & end_itor = std::cend( awaiting_threads.awaits );
auto const & key_itor = awaiting_threads.awaits.find( key );
assert ( key_itor != end_itor );
if ( key_itor != end_itor ) {
awaiting_threads.awaits.erase( key_itor );
return true;
}
return false;
}
void awaiting_threads_notify( awaiting_threads_t & awaiting_threads ) {
std::unique_lock<std::mutex> const lock( awaiting_threads.mutex );
std::for_each(
std::begin( awaiting_threads.awaits ),
std::end( awaiting_threads.awaits ),
[]( std::pair<std::size_t, std::shared_ptr<std::condition_variable>> element ){
element.second->notify_all(); } );
}
void awaiting_threads_wait(
std::thread::id thread_id, awaiting_threads_t & awaiting_threads,
bool ( * awake )() ) {
auto condv = std::make_shared<std::condition_variable>();
auto result = awaiting_threads_handle( condv, thread_id, awaiting_threads );
assert( result );
if ( result ) {
std::mutex mutex;
std::unique_lock<std::mutex> lock( mutex );
condv->wait( lock, awake );
awaiting_threads_release( thread_id, awaiting_threads );
}
}
void awaiting_threads_wait_for( double seconds,
std::thread::id thread_id, awaiting_threads_t & awaiting_threads,
bool ( * awake )() ) {
if ( seconds < 0 ) return;
auto msec = std::chrono::milliseconds( static_cast<long>( 1'000 * seconds ) );
auto condv = std::make_shared<std::condition_variable>();
auto result = awaiting_threads_handle( condv, thread_id, awaiting_threads );
assert( result );
if ( result ) {
std::mutex mutex;
std::unique_lock<std::mutex> lock( mutex );
condv->wait_for( lock, msec, awake );
awaiting_threads_release( thread_id, awaiting_threads );
}
}