github/repmgr
1
0
Fork 0
mirror of https://github.com/EnterpriseDB/repmgr.git synced 2026-03-22 22:56:29 +00:00
Code Issues Packages Projects Releases 1 Wiki Activity

Count witness and zero-priority nodes in visibility check

Browse Source
This commit is contained in:
Ian Barwick
2019-03-14 11:17:51 +09:00
parent 56d9f5b856
commit 19bf4d7434
5 changed files with 41 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
repmgrd-physical.c
View File

@@ -2381,7 +2381,7 @@ update_monitoring_history(void)
init_replication_info(&replication_info);
if (get_replication_info(local_conn, &replication_info) == false)
if (get_replication_info(local_conn, STANDBY, &replication_info) == false)
{
log_warning(_("unable to retrieve replication status information, unable to update monitoring history"));
return;
@@ -3376,7 +3376,7 @@ do_election(NodeInfoList *sibling_nodes)
}
/* get our lsn */
if (get_replication_info(local_conn, &local_replication_info) == false)
if (get_replication_info(local_conn, STANDBY, &local_replication_info) == false)
{
log_error(_("unable to retrieve replication information for local node"));
return ELECTION_LOST;
@@ -3444,24 +3444,6 @@ do_election(NodeInfoList *sibling_nodes)
}
}
/* don't interrogate a witness server */
if (cell->node_info->type == WITNESS)
{
log_debug("node %i is witness, not querying state", cell->node_info->node_id);
continue;
}
/* don't check 0-priority nodes */
if (cell->node_info->priority <= 0)
{
log_info(_("node %i has priority of %i, skipping"),
cell->node_info->node_id,
cell->node_info->priority);
continue;
}
/*
* check if repmgrd running - skip if not
*
@@ -3478,7 +3460,7 @@ do_election(NodeInfoList *sibling_nodes)
continue;
}
if (get_replication_info(cell->node_info->conn, &sibling_replication_info) == false)
if (get_replication_info(cell->node_info->conn, cell->node_info->type, &sibling_replication_info) == false)
{
log_warning(_("unable to retrieve replication information for node \"%s\" (ID: %i), skipping"),
cell->node_info->node_name,
@@ -3527,6 +3509,24 @@ do_election(NodeInfoList *sibling_nodes)
sibling_replication_info.upstream_last_seen);
}
/* don't interrogate a witness server */
if (cell->node_info->type == WITNESS)
{
log_debug("node %i is witness, not querying state", cell->node_info->node_id);
continue;
}
/* don't check 0-priority nodes */
if (cell->node_info->priority <= 0)
{
log_info(_("node %i has priority of %i, skipping"),
cell->node_info->node_id,
cell->node_info->priority);
continue;
}
/* get node's last receive LSN - if "higher" than current winner, current node is candidate */
cell->node_info->last_wal_receive_lsn = sibling_replication_info.last_wal_receive_lsn;