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authorMichael Paquier <michael@paquier.xyz>2019-10-18 14:27:00 +0900
committerMichael Paquier <michael@paquier.xyz>2019-10-18 14:27:00 +0900
commitfeed5ee4753afa1b53e441271cc3e28345bcae0b (patch)
tree81d1743137fa0f44db4e1ce7fa948de002beac7e
parent45e4067c05b116bf2b22245361e748939778cc0b (diff)
Fix timeout handling in logical replication worker
The timestamp tracking the last moment a message is received in a logical replication worker was initialized in each loop checking if a message was received or not, causing wal_receiver_timeout to be ignored in basically any logical replication deployments. This also broke the ping sent to the server when reaching half of wal_receiver_timeout. This simply moves the initialization of the timestamp out of the apply loop to the beginning of LogicalRepApplyLoop(). Reported-by: Jehan-Guillaume De Rorthais Author: Julien Rouhaud Discussion: https://postgr.es/m/CAOBaU_ZHESFcWva8jLjtZdCLspMj7vqaB2k++rjHLY897ZxbYw@mail.gmail.com Backpatch-through: 10
-rw-r--r--src/backend/replication/logical/worker.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/replication/logical/worker.c b/src/backend/replication/logical/worker.c
index ea75cdd3fc3..397d6375523 100644
--- a/src/backend/replication/logical/worker.c
+++ b/src/backend/replication/logical/worker.c
@@ -1103,6 +1103,8 @@ UpdateWorkerStats(XLogRecPtr last_lsn, TimestampTz send_time, bool reply)
static void
LogicalRepApplyLoop(XLogRecPtr last_received)
{
+ TimestampTz last_recv_timestamp = GetCurrentTimestamp();
+
/*
* Init the ApplyMessageContext which we clean up after each replication
* protocol message.
@@ -1121,7 +1123,6 @@ LogicalRepApplyLoop(XLogRecPtr last_received)
int len;
char *buf = NULL;
bool endofstream = false;
- TimestampTz last_recv_timestamp = GetCurrentTimestamp();
bool ping_sent = false;
long wait_time;