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After standby promotion, ensure metadata is updated by repmgr

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Previously this was handled by repmgrd but if a standby is promoted
directly this will leave the metadata in an incorrect state.
This commit is contained in:
Ian Barwick
2015-04-14 13:39:48 +09:00
parent 34eaf94b2b
commit a01fefa7d0
2 changed files with 109 additions and 21 deletions
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20
repmgrd.c
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@@ -91,7 +91,6 @@ static void witness_monitor(void);
static bool check_connection(PGconn *conn, const char *type);
static bool set_local_node_failed(void);
static bool update_node_record_set_master(PGconn *conn, int this_node_id, int old_master_node_id);
static bool update_node_record_set_upstream(PGconn *conn, int this_node_id, int new_upstream_node_id);
static void update_shared_memory(char *last_wal_standby_applied);
@@ -1442,25 +1441,6 @@ do_master_failover(void)
/* and reconnect to the local database */
my_local_conn = establish_db_connection(local_options.conninfo, true);
/* update node information to reflect new status */
if(update_node_record_set_master(my_local_conn, node_info.node_id, failed_master.node_id) == false)
{
appendPQExpBuffer(&event_details,
_("unable to update node record for node %i (promoted to master following failure of node %i)"),
node_info.node_id,
failed_master.node_id);
log_err("%s\n", event_details.data);
create_event_record(NULL,
&local_options,
node_info.node_id,
"repmgrd_failover_promote",
false,
event_details.data);
terminate(ERR_DB_QUERY);
}
/* update internal record for this node */
node_info = get_node_info(my_local_conn, local_options.cluster_name, local_options.node);