diff options
Diffstat (limited to 'src/backend/replication/logical/logical.c')
| -rw-r--r-- | src/backend/replication/logical/logical.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/backend/replication/logical/logical.c b/src/backend/replication/logical/logical.c index c3ec97a0a62..6082d222d5d 100644 --- a/src/backend/replication/logical/logical.c +++ b/src/backend/replication/logical/logical.c @@ -518,6 +518,22 @@ CreateDecodingContext(XLogRecPtr start_lsn, errmsg("replication slot \"%s\" was not created in this database", NameStr(slot->data.name)))); + /* + * Check if slot has been invalidated due to max_slot_wal_keep_size. Avoid + * "cannot get changes" wording in this errmsg because that'd be + * confusingly ambiguous about no changes being available when called from + * pg_logical_slot_get_changes_guts(). + */ + if (MyReplicationSlot->data.invalidated == RS_INVAL_WAL_REMOVED) + ereport(ERROR, + (errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE), + errmsg("can no longer get changes from replication slot \"%s\"", + NameStr(MyReplicationSlot->data.name)), + errdetail("This slot has been invalidated because it exceeded the maximum reserved size."))); + + Assert(MyReplicationSlot->data.invalidated == RS_INVAL_NONE); + Assert(MyReplicationSlot->data.restart_lsn != InvalidXLogRecPtr); + if (start_lsn == InvalidXLogRecPtr) { /* continue from last position */ |