/*
* Called when the backend exits with a running non-exclusive base backup,
* to clean up state.
*/
static void
nonexclusive_base_backup_cleanup(int code, Datum arg)
{
do_pg_abort_backup();
ereport(WARNING,
(errmsg("aborting backup due to backend exiting before pg_stop_backup was called")));
}
/*
* pgespresso_abort_backup: abort a running backup
*
* This does just the most basic steps of pgespresso_stop_backup(), by taking
* the system out of backup mode, thus making it a lot more safe to call from
* an error handler.
*/
Datum
pgespresso_abort_backup(PG_FUNCTION_ARGS)
{
if (!superuser() && !has_rolreplication(GetUserId()))
ereport(ERROR,
(errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
(errmsg("must be superuser or replication role to run a backup"))));
do_pg_abort_backup();
PG_RETURN_VOID();
}
/*
* Called when ERROR or FATAL happens in perform_base_backup() after
* we have started the backup - make sure we end it!
*/
static void
base_backup_cleanup(int code, Datum arg)
{
do_pg_abort_backup();
}