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use a function for duplicate code in connection state machine (#3209)

pull/3262/head
SaitTalhaNisanci 2019-12-12 17:55:38 +03:00 committed by GitHub
parent a0fe8646e0
commit 2c040d2c8f
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1 changed files with 22 additions and 16 deletions
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38
src/backend/distributed/executor/adaptive_executor.c
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@ -581,6 +581,7 @@ static TaskPlacementExecution * PopUnassignedPlacementExecution(WorkerPool *work
static bool StartPlacementExecutionOnSession(TaskPlacementExecution *placementExecution,
WorkerSession *session);
static void ConnectionStateMachine(WorkerSession *session);
static void HandleMultiConnectionSuccess(WorkerSession *session);
static void Activate2PCIfModifyingTransactionExpandsToNewNode(WorkerSession *session);
static bool TransactionModifiedDistributedTable(DistributedExecution *execution);
static void TransactionStateMachine(WorkerSession *session);
@ -2334,14 +2335,7 @@ ConnectionStateMachine(WorkerSession *session)
ConnStatusType status = PQstatus(connection->pgConn);
if (status == CONNECTION_OK)
{
ereport(DEBUG4, (errmsg("established connection to %s:%d for "
"session %ld",
connection->hostname, connection->port,
session->sessionId)));
workerPool->activeConnectionCount++;
workerPool->idleConnectionCount++;
HandleMultiConnectionSuccess(session);
UpdateConnectionWaitFlags(session,
WL_SOCKET_READABLE | WL_SOCKET_WRITEABLE);
@ -2369,14 +2363,7 @@ ConnectionStateMachine(WorkerSession *session)
}
else
{
ereport(DEBUG4, (errmsg("established connection to %s:%d for "
"session %ld",
connection->hostname, connection->port,
session->sessionId)));
workerPool->activeConnectionCount++;
workerPool->idleConnectionCount++;
HandleMultiConnectionSuccess(session);
UpdateConnectionWaitFlags(session,
WL_SOCKET_READABLE | WL_SOCKET_WRITEABLE);
@ -2489,6 +2476,25 @@ ConnectionStateMachine(WorkerSession *session)
}
/*
* HandleMultiConnectionSuccess logs the established connection and updates connection's state.
*/
static void
HandleMultiConnectionSuccess(WorkerSession *session)
{
MultiConnection *connection = session->connection;
WorkerPool *workerPool = session->workerPool;
ereport(DEBUG4, (errmsg("established connection to %s:%d for "
"session %ld",
connection->hostname, connection->port,
session->sessionId)));
workerPool->activeConnectionCount++;
workerPool->idleConnectionCount++;
}
/*
* Activate2PCIfModifyingTransactionExpandsToNewNode sets the coordinated
* transaction to use 2PC under the following circumstances: