Allow background workers to bypass datallowconn

THis adds a "flags" field to the BackgroundWorkerInitializeConnection()
and BackgroundWorkerInitializeConnectionByOid(). For now only one flag,
BGWORKER_BYPASS_ALLOWCONN, is defined, which allows the worker to ignore
datallowconn.

1 files changed, 5 insertions, 2 deletions

diff --git a/src/include/postmaster/bgworker.h b/src/include/postmaster/bgworker.h
index a8753df8d16..9c49bb7f4b0 100644
--- a/src/include/postmaster/bgworker.h
+++ b/src/include/postmaster/bgworker.h
@@ -140,10 +140,13 @@ extern PGDLLIMPORT BackgroundWorker *MyBgworkerEntry;
  * If dbname is NULL, connection is made to no specific database;
  * only shared catalogs can be accessed.
  */
-extern void BackgroundWorkerInitializeConnection(const char *dbname, const char *username);
+extern void BackgroundWorkerInitializeConnection(const char *dbname, const char *username, uint32 flags);
 
 /* Just like the above, but specifying database and user by OID. */
-extern void BackgroundWorkerInitializeConnectionByOid(Oid dboid, Oid useroid);
+extern void BackgroundWorkerInitializeConnectionByOid(Oid dboid, Oid useroid, uint32 flags);
+
+/* Flags to BackgroundWorkerInitializeConnection et al */
+#define BGWORKER_BYPASS_ALLOWCONN 1
 
 /* Block/unblock signals in a background worker process */
 extern void BackgroundWorkerBlockSignals(void);