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Report standby location as last apply location when in archive recovery

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Otherwise the monitoring table's 'last_wal_standby_location' will stay at
the location of the last streaming WAL received.

This complements the bugfix applied in e814c1120e.
This commit is contained in:
Ian Barwick
2016-06-15 15:41:10 +09:00
parent 66fd003ab4
commit 1ade1acb22
1 changed files with 10 additions and 4 deletions
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14
repmgrd.c
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@@ -695,7 +695,7 @@ standby_monitor(void)
{
PGresult *res;
char monitor_standby_timestamp[MAXLEN];
char last_wal_master_location[MAXLEN];
char last_wal_primary_location[MAXLEN];
char last_xlog_receive_location[MAXLEN];
char last_xlog_replay_location[MAXLEN];
char last_xact_replay_timestamp[MAXLEN];
@@ -1048,17 +1048,23 @@ standby_monitor(void)
return;
}
strncpy(last_wal_master_location, PQgetvalue(res, 0, 0), MAXLEN);
strncpy(last_wal_primary_location, PQgetvalue(res, 0, 0), MAXLEN);
PQclear(res);
/* Calculate the lag */
lsn_master_current_xlog_location = lsn_to_xlogrecptr(last_wal_master_location, NULL);
lsn_master_current_xlog_location = lsn_to_xlogrecptr(last_wal_primary_location, NULL);
lsn_last_xlog_replay_location = lsn_to_xlogrecptr(last_xlog_replay_location, NULL);
if (last_xlog_receive_location_gte_replayed == false)
{
/*
* We're not receiving streaming WAL - in this case the receive location
* equals the last replayed location
*/
lsn_last_xlog_receive_location = lsn_last_xlog_replay_location;
strncpy(last_xlog_receive_location, last_xlog_replay_location, MAXLEN);
}
else
{
@@ -1091,7 +1097,7 @@ standby_monitor(void)
local_options.node,
monitor_standby_timestamp,
last_xact_replay_timestamp,
last_wal_master_location,
last_wal_primary_location,
last_xlog_receive_location,
(long long unsigned int)(lsn_master_current_xlog_location - lsn_last_xlog_receive_location),
(long long unsigned int)(lsn_last_xlog_receive_location - lsn_last_xlog_replay_location));