Clean controller circuit test memory.

This commit is contained in:
Adam Ierymenko 2016-02-22 15:48:27 -08:00
parent 43fff1a87e
commit 9b59bcd995
2 changed files with 23 additions and 6 deletions

View File

@ -1059,7 +1059,27 @@ void SqliteNetworkController::threadMain()
throw()
{
uint64_t lastBackupTime = OSUtils::now();
uint64_t lastCleanupTime = OSUtils::now();
while (_backupThreadRun) {
if ((OSUtils::now() - lastCleanupTime) >= 5000) {
const uint64_t now = OSUtils::now();
lastCleanupTime = now;
Mutex::Lock _l(_lock);
// Clean out really old circuit tests to prevent memory build-up
for(std::map< uint64_t,_CircuitTestEntry >::iterator ct(_circuitTests.begin());ct!=_circuitTests.end();) {
if (!ct->second.test) {
_circuitTests.erase(ct++);
} else if ((now - ct->second.test->timestamp) >= ZT_SQLITENETWORKCONTROLLER_CIRCUIT_TEST_TIMEOUT) {
_node->circuitTestEnd(ct->second.test);
::free((void *)ct->second.test);
_circuitTests.erase(ct++);
} else ++ct;
}
}
if ((OSUtils::now() - lastBackupTime) >= ZT_NETCONF_BACKUP_PERIOD) {
lastBackupTime = OSUtils::now();
@ -1104,6 +1124,7 @@ void SqliteNetworkController::threadMain()
OSUtils::rm(backupPath2);
::rename(backupPath,backupPath2);
}
Thread::sleep(250);
}
}
@ -1319,10 +1340,6 @@ unsigned int SqliteNetworkController::_doCPGet(
responseBody.push_back(']');
responseContentType = "application/json";
_node->circuitTestEnd(cte->second.test);
::free((void *)cte->second.test);
_circuitTests.erase(cte);
return 200;
} // else 404

View File

@ -44,8 +44,8 @@
// Number of in-memory last log entries to maintain per user
#define ZT_SQLITENETWORKCONTROLLER_IN_MEMORY_LOG_SIZE 32
// How long do circuit tests "live"? This is just to prevent buildup in memory.
#define ZT_SQLITENETWORKCONTROLLER_CIRCUIT_TEST_TIMEOUT 300000
// How long do circuit tests last before they're forgotten?
#define ZT_SQLITENETWORKCONTROLLER_CIRCUIT_TEST_TIMEOUT 60000
namespace ZeroTier {