2025-08-10 01:34:16 +02:00

257 lines
9.8 KiB
C++

#include <common/toolkit/StringTk.h>
#include <common/toolkit/UnitTk.h>
#include "Config.h"
#define CONFIG_DEFAULT_CFGFILENAME "/etc/beegfs/beegfs-storage.conf"
#define CONFIG_STORAGETARGETS_DELIMITER ','
Config::Config(int argc, char** argv) :
AbstractConfig(argc, argv)
{
initConfig(argc, argv, true);
}
/**
* Sets the default values for each configurable in the configMap.
*
* @param addDashes currently unused
*/
void Config::loadDefaults(bool addDashes)
{
AbstractConfig::loadDefaults();
// re-definitions
configMapRedefine("cfgFile", "");
// own definitions
configMapRedefine("connInterfacesFile", "");
configMapRedefine("connInterfacesList", "");
configMapRedefine("storeStorageDirectory", "");
configMapRedefine("storeFsUUID", "");
configMapRedefine("storeAllowFirstRunInit", "true");
configMapRedefine("tuneNumStreamListeners", "1");
configMapRedefine("tuneNumWorkers", "8");
configMapRedefine("tuneWorkerBufSize", "4m");
configMapRedefine("tuneProcessFDLimit", "50000");
configMapRedefine("tuneWorkerNumaAffinity", "false");
configMapRedefine("tuneListenerNumaAffinity", "false");
configMapRedefine("tuneListenerPrioShift", "-1");
configMapRedefine("tuneBindToNumaZone", "");
configMapRedefine("tuneFileReadSize", "32k");
configMapRedefine("tuneFileReadAheadTriggerSize", "4m");
configMapRedefine("tuneFileReadAheadSize", "0");
configMapRedefine("tuneFileWriteSize", "64k");
configMapRedefine("tuneFileWriteSyncSize", "0");
configMapRedefine("tuneUsePerUserMsgQueues", "false");
configMapRedefine("tuneDirCacheLimit", "1024");
configMapRedefine("tuneEarlyStat", "false");
configMapRedefine("tuneNumResyncSlaves", "12");
configMapRedefine("tuneNumResyncGatherSlaves", "6");
configMapRedefine("tuneUseAggressiveStreamPoll", "false");
configMapRedefine("tuneUsePerTargetWorkers", "true");
configMapRedefine("quotaEnableEnforcement", "false");
configMapRedefine("quotaDisableZfsSupport", "false");
configMapRedefine("sysResyncSafetyThresholdMins", "10");
configMapRedefine("sysTargetOfflineTimeoutSecs", "180");
configMapRedefine("runDaemonized", "false");
configMapRedefine("pidFile", "");
}
/**
* @param addDashes currently usused
*/
void Config::applyConfigMap(bool enableException, bool addDashes)
{
AbstractConfig::applyConfigMap(false);
for (StringMapIter iter = configMap.begin(); iter != configMap.end();)
{
bool unknownElement = false;
if (iter->first == std::string("logType"))
{
if (iter->second == "syslog")
{
logType = LogType_SYSLOG;
}
else if (iter->second == "logfile")
{
logType = LogType_LOGFILE;
}
else
{
throw InvalidConfigException("The value of config argument logType is invalid.");
}
}
else if (iter->first == std::string("connInterfacesFile"))
connInterfacesFile = iter->second;
else if (iter->first == std::string("connInterfacesList"))
connInterfacesList = iter->second;
else if (iter->first == std::string("storeStorageDirectory"))
{
storageDirectories.clear();
std::list<std::string> split;
StringTk::explode(iter->second, CONFIG_STORAGETARGETS_DELIMITER, &split);
std::transform(
split.begin(), split.end(),
std::back_inserter(storageDirectories),
[] (const std::string& p) {
return Path(StringTk::trim(p));
});
storageDirectories.remove_if(std::mem_fn(&Path::empty));
}
else if (iter->first == std::string("storeFsUUID"))
{
storeFsUUID.clear();
std::list<std::string> split;
StringTk::explode(iter->second, CONFIG_STORAGETARGETS_DELIMITER, &split);
std::transform(
split.begin(), split.end(),
std::back_inserter(storeFsUUID),
[] (const std::string& p) {
return StringTk::trim(p);
});
storeFsUUID.remove_if(std::mem_fn(&std::string::empty));
}
else if (iter->first == std::string("storeAllowFirstRunInit"))
storeAllowFirstRunInit = StringTk::strToBool(iter->second);
else if (iter->first == std::string("tuneNumStreamListeners"))
tuneNumStreamListeners = StringTk::strToUInt(iter->second);
else if (iter->first == std::string("tuneNumWorkers"))
tuneNumWorkers = StringTk::strToUInt(iter->second);
else if (iter->first == std::string("tuneWorkerBufSize"))
tuneWorkerBufSize = UnitTk::strHumanToInt64(iter->second);
else if (iter->first == std::string("tuneProcessFDLimit"))
tuneProcessFDLimit = StringTk::strToUInt(iter->second);
else if (iter->first == std::string("tuneWorkerNumaAffinity"))
tuneWorkerNumaAffinity = StringTk::strToBool(iter->second);
else if (iter->first == std::string("tuneListenerNumaAffinity"))
tuneListenerNumaAffinity = StringTk::strToBool(iter->second);
else if (iter->first == std::string("tuneBindToNumaZone"))
{
if (iter->second.empty()) // not defined => disable
tuneBindToNumaZone = -1; // -1 means disable binding
else
tuneBindToNumaZone = StringTk::strToInt(iter->second);
}
else if (iter->first == std::string("tuneListenerPrioShift"))
tuneListenerPrioShift = StringTk::strToInt(iter->second);
else if (iter->first == std::string("tuneFileReadSize"))
tuneFileReadSize = UnitTk::strHumanToInt64(iter->second);
else if (iter->first == std::string("tuneFileReadAheadTriggerSize"))
tuneFileReadAheadTriggerSize = UnitTk::strHumanToInt64(iter->second);
else if (iter->first == std::string("tuneFileReadAheadSize"))
tuneFileReadAheadSize = UnitTk::strHumanToInt64(iter->second);
else if (iter->first == std::string("tuneFileWriteSize"))
tuneFileWriteSize = UnitTk::strHumanToInt64(iter->second);
else if (iter->first == std::string("tuneFileWriteSyncSize"))
tuneFileWriteSyncSize = UnitTk::strHumanToInt64(iter->second);
else if (iter->first == std::string("tuneUsePerUserMsgQueues"))
tuneUsePerUserMsgQueues = StringTk::strToBool(iter->second);
else if (iter->first == std::string("tuneDirCacheLimit"))
tuneDirCacheLimit = StringTk::strToUInt(iter->second);
else if (iter->first == std::string("tuneEarlyStat"))
this->tuneEarlyStat = StringTk::strToBool(iter->second);
else if (iter->first == std::string("tuneNumResyncGatherSlaves"))
this->tuneNumResyncGatherSlaves = StringTk::strToUInt(iter->second);
else if (iter->first == std::string("tuneNumResyncSlaves"))
this->tuneNumResyncSlaves = StringTk::strToUInt(iter->second);
else if (iter->first == std::string("tuneUseAggressiveStreamPoll"))
tuneUseAggressiveStreamPoll = StringTk::strToBool(iter->second);
else if (iter->first == std::string("tuneUsePerTargetWorkers"))
tuneUsePerTargetWorkers = StringTk::strToBool(iter->second);
else if (iter->first == std::string("quotaEnableEnforcement"))
quotaEnableEnforcement = StringTk::strToBool(iter->second);
else if (iter->first == std::string("quotaDisableZfsSupport"))
quotaDisableZfsSupport = StringTk::strToBool(iter->second);
else if (iter->first == std::string("sysResyncSafetyThresholdMins"))
sysResyncSafetyThresholdMins = StringTk::strToInt64(iter->second);
else if (iter->first == std::string("sysTargetOfflineTimeoutSecs"))
{
sysTargetOfflineTimeoutSecs = StringTk::strToUInt(iter->second);
if (sysTargetOfflineTimeoutSecs < 30)
{
throw InvalidConfigException("Invalid sysTargetOfflineTimeoutSecs value "
+ iter->second + " (must be at least 30)");
}
}
else if (iter->first == std::string("runDaemonized"))
runDaemonized = StringTk::strToBool(iter->second);
else if (iter->first == std::string("pidFile"))
pidFile = iter->second;
else
{
// unknown element occurred
unknownElement = true;
if (enableException)
{
throw InvalidConfigException("The config argument '" + iter->first + "' is invalid");
}
}
if (unknownElement)
{
// just skip the unknown element
iter++;
}
else
{
// remove this element from the map
iter = eraseFromConfigMap(iter);
}
}
}
void Config::initImplicitVals()
{
// tuneFileReadAheadTriggerSize (should be ">= tuneFileReadAheadSize")
if(tuneFileReadAheadTriggerSize < tuneFileReadAheadSize)
tuneFileReadAheadTriggerSize = tuneFileReadAheadSize;
// connInterfacesList(/File)
AbstractConfig::initInterfacesList(connInterfacesFile, connInterfacesList);
AbstractConfig::initSocketBufferSizes();
// check if sync_file_range was enabled on a distro that doesn't support it
#ifndef CONFIG_DISTRO_HAS_SYNC_FILE_RANGE
if(tuneFileWriteSyncSize)
{
throw InvalidConfigException(
"Config option is not supported for this distribution: 'tuneFileWriteSyncSize'");
}
#endif
// connAuthHash
AbstractConfig::initConnAuthHash(connAuthFile, &connAuthHash);
}
std::string Config::createDefaultCfgFilename() const
{
struct stat statBuf;
const int statRes = stat(CONFIG_DEFAULT_CFGFILENAME, &statBuf);
if(!statRes && S_ISREG(statBuf.st_mode) )
return CONFIG_DEFAULT_CFGFILENAME; // there appears to be a config file
return ""; // no default file otherwise
}