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repmgr: add --dry-run option to "standby promote"

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Implements GitHub #522.
This commit is contained in:
Ian Barwick
2019-01-10 12:36:33 +09:00
parent e191a32eac
commit b3c2831bd3
5 changed files with 37 additions and 1 deletions
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16
repmgr-action-standby.c
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@@ -1982,13 +1982,17 @@ do_standby_promote(void)
exit(ERR_DB_CONN);
}
}
else if (runtime_options.dry_run == true)
{
log_info(_("node is a standby"));
}
/* check that there's no existing primary */
current_primary_conn = get_primary_connection_quiet(conn, &existing_primary_id, NULL);
if (PQstatus(current_primary_conn) == CONNECTION_OK)
{
log_error(_("this cluster already has an active primary server"));
log_error(_("this replication cluster already has an active primary server"));
if (existing_primary_id != UNKNOWN_NODE_ID)
{
@@ -2005,9 +2009,19 @@ do_standby_promote(void)
PQfinish(conn);
exit(ERR_PROMOTION_FAIL);
}
else if (runtime_options.dry_run == true)
{
log_info(_("no active primary server found in this replication cluster"));
}
PQfinish(current_primary_conn);
if (runtime_options.dry_run == true)
{
log_info(_("prerequisites for executing STANDBY PROMOTE are met"));
exit(SUCCESS);
}
_do_standby_promote_internal(conn, server_version_num);
}