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repmgr: add "--node-id" option to "cluster cleanup"

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Implements GitHub #493.
This commit is contained in:
Ian Barwick
2018-09-25 15:54:22 +09:00
parent b660cb9fe4
commit 688337dec3
7 changed files with 74 additions and 19 deletions
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21
dbutils.c
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@@ -4167,7 +4167,7 @@ add_monitoring_record(PGconn *primary_conn,
int
get_number_of_monitoring_records_to_delete(PGconn *primary_conn, int keep_history)
get_number_of_monitoring_records_to_delete(PGconn *primary_conn, int keep_history, int node_id)
{
PQExpBufferData query;
int record_count = -1;
@@ -4181,8 +4181,15 @@ get_number_of_monitoring_records_to_delete(PGconn *primary_conn, int keep_histor
" WHERE pg_catalog.age(pg_catalog.now(), last_monitor_time) >= '%d days'::interval",
keep_history);
res = PQexec(primary_conn, query.data);
if (node_id != UNKNOWN_NODE_ID)
{
appendPQExpBuffer(&query,
" AND standby_node_id = %i", node_id);
}
log_verbose(LOG_DEBUG, "get_number_of_monitoring_records_to_delete():\n %s", query.data);
res = PQexec(primary_conn, query.data);
if (PQresultStatus(res) != PGRES_TUPLES_OK)
{
@@ -4202,7 +4209,7 @@ get_number_of_monitoring_records_to_delete(PGconn *primary_conn, int keep_histor
bool
delete_monitoring_records(PGconn *primary_conn, int keep_history)
delete_monitoring_records(PGconn *primary_conn, int keep_history, int node_id)
{
PQExpBufferData query;
bool success = true;
@@ -4210,12 +4217,18 @@ delete_monitoring_records(PGconn *primary_conn, int keep_history)
initPQExpBuffer(&query);
if (keep_history > 0)
if (keep_history > 0 || node_id != UNKNOWN_NODE_ID)
{
appendPQExpBuffer(&query,
"DELETE FROM repmgr.monitoring_history "
" WHERE pg_catalog.age(pg_catalog.now(), last_monitor_time) >= '%d days'::INTERVAL ",
keep_history);
if (node_id != UNKNOWN_NODE_ID)
{
appendPQExpBuffer(&query,
" AND standby_node_id = %i", node_id);
}
}
else
{