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No longer update both pgsql & redis

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This commit is contained in:
Grant Limberg 2020-05-28 19:22:07 -07:00
parent 06de25a680
commit 135a547889
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GPG Key ID: 2BA62CCABBB4095A
2 changed files with 24 additions and 60 deletions
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82
controller/PostgreSQL.cpp
View File

@ -1558,6 +1558,15 @@ void PostgreSQL::onlineNotificationThread()
{
waitForReady();
if (_rc != NULL) {
onlineNotification_Redis();
} else {
onlineNotification_Postgres();
}
}
void PostgreSQL::onlineNotification_Postgres()
{
PGconn *conn = getPgConn();
if (PQstatus(conn) == CONNECTION_BAD) {
fprintf(stderr, "Connection to database failed: %s\n", PQerrorMessage(conn));
@ -1566,64 +1575,19 @@ void PostgreSQL::onlineNotificationThread()
}
_connected = 1;
while (_run == 1) {
std::unordered_map< std::pair<uint64_t,uint64_t>,std::pair<int64_t,InetAddress>,_PairHasher > lastOnline;
{
std::lock_guard<std::mutex> l(_lastOnline_l);
lastOnline.swap(_lastOnline);
}
onlineNotification_Postgres(conn, lastOnline);
try {
if (!lastOnline.empty()) {
if (_rc->clusterMode) {
auto tx = _cluster->transaction(_myAddressStr, true);
_doRedisUpdate(tx, _myAddressStr, lastOnline);
} else {
auto tx = _redis->transaction(true);
_doRedisUpdate(tx, _myAddressStr, lastOnline);
}
}
} catch (sw::redis::Error &e) {
#ifdef ZT_TRACE
fprintf(stderr, "Error in online notification thread (redis): %s\n", e.what());
#endif
}
std::this_thread::sleep_for(std::chrono::milliseconds(100));
}
fprintf(stderr, "%s: Fell out of run loop in onlineNotificationThread\n", _myAddressStr.c_str());
PQfinish(conn);
if (_run == 1) {
fprintf(stderr, "ERROR: %s onlineNotificationThread should still be running! Exiting Controller.\n", _myAddressStr.c_str());
exit(6);
}
// if (_rc != NULL) {
// onlineNotification_Redis();
// } else {
// onlineNotification_Postgres();
// }
}
void PostgreSQL::onlineNotification_Postgres(PGconn *conn, std::unordered_map< std::pair<uint64_t,uint64_t>,std::pair<int64_t,InetAddress>,_PairHasher > &lastOnline)
{
nlohmann::json jtmp1, jtmp2;
// while (_run == 1) {
while (_run == 1) {
if (PQstatus(conn) != CONNECTION_OK) {
fprintf(stderr, "ERROR: Online Notification thread lost connection to Postgres.");
PQfinish(conn);
exit(5);
}
// std::unordered_map< std::pair<uint64_t,uint64_t>,std::pair<int64_t,InetAddress>,_PairHasher > lastOnline;
// {
// std::lock_guard<std::mutex> l(_lastOnline_l);
// lastOnline.swap(_lastOnline);
// }
std::unordered_map< std::pair<uint64_t,uint64_t>,std::pair<int64_t,InetAddress>,_PairHasher > lastOnline;
{
std::lock_guard<std::mutex> l(_lastOnline_l);
lastOnline.swap(_lastOnline);
}
PGresult *res = NULL;
@ -1705,14 +1669,14 @@ void PostgreSQL::onlineNotification_Postgres(PGconn *conn, std::unordered_map< s
PQclear(res);
}
// std::this_thread::sleep_for(std::chrono::milliseconds(100));
// }
// fprintf(stderr, "%s: Fell out of run loop in onlineNotificationThread\n", _myAddressStr.c_str());
// PQfinish(conn);
// if (_run == 1) {
// fprintf(stderr, "ERROR: %s onlineNotificationThread should still be running! Exiting Controller.\n", _myAddressStr.c_str());
// exit(6);
// }
std::this_thread::sleep_for(std::chrono::milliseconds(100));
}
fprintf(stderr, "%s: Fell out of run loop in onlineNotificationThread\n", _myAddressStr.c_str());
PQfinish(conn);
if (_run == 1) {
fprintf(stderr, "ERROR: %s onlineNotificationThread should still be running! Exiting Controller.\n", _myAddressStr.c_str());
exit(6);
}
}
void PostgreSQL::onlineNotification_Redis()

2
controller/PostgreSQL.hpp
View File

@ -70,7 +70,7 @@ private:
void commitThread();
void onlineNotificationThread();
void onlineNotification_Postgres(PGconn *conn, std::unordered_map< std::pair<uint64_t,uint64_t>,std::pair<int64_t,InetAddress>,_PairHasher > &lastOnline);
void onlineNotification_Postgres();
void onlineNotification_Redis();
void _doRedisUpdate(sw::redis::Transaction &tx, std::string &controllerId,
std::unordered_map< std::pair<uint64_t,uint64_t>,std::pair<int64_t,InetAddress>,_PairHasher > &lastOnline);