diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/replication/libpqwalreceiver/libpqwalreceiver.c | 11 | ||||
| -rw-r--r-- | src/include/replication/walreceiver.h | 4 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c index 658af71fec9..b731d3fd04e 100644 --- a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c +++ b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c @@ -74,6 +74,7 @@ static char *libpqrcv_create_slot(WalReceiverConn *conn, bool temporary, CRSSnapshotAction snapshot_action, XLogRecPtr *lsn); +static pid_t libpqrcv_get_backend_pid(WalReceiverConn *conn); static WalRcvExecResult *libpqrcv_exec(WalReceiverConn *conn, const char *query, const int nRetTypes, @@ -93,6 +94,7 @@ static WalReceiverFunctionsType PQWalReceiverFunctions = { libpqrcv_receive, libpqrcv_send, libpqrcv_create_slot, + libpqrcv_get_backend_pid, libpqrcv_exec, libpqrcv_disconnect }; @@ -859,6 +861,15 @@ libpqrcv_create_slot(WalReceiverConn *conn, const char *slotname, } /* + * Return PID of remote backend process. + */ +static pid_t +libpqrcv_get_backend_pid(WalReceiverConn *conn) +{ + return PQbackendPID(conn->streamConn); +} + +/* * Convert tuple query result to tuplestore. */ static void diff --git a/src/include/replication/walreceiver.h b/src/include/replication/walreceiver.h index a2762374776..172cfa28629 100644 --- a/src/include/replication/walreceiver.h +++ b/src/include/replication/walreceiver.h @@ -226,6 +226,7 @@ typedef char *(*walrcv_create_slot_fn) (WalReceiverConn *conn, const char *slotname, bool temporary, CRSSnapshotAction snapshot_action, XLogRecPtr *lsn); +typedef pid_t (*walrcv_get_backend_pid_fn) (WalReceiverConn *conn); typedef WalRcvExecResult *(*walrcv_exec_fn) (WalReceiverConn *conn, const char *query, const int nRetTypes, @@ -246,6 +247,7 @@ typedef struct WalReceiverFunctionsType walrcv_receive_fn walrcv_receive; walrcv_send_fn walrcv_send; walrcv_create_slot_fn walrcv_create_slot; + walrcv_get_backend_pid_fn walrcv_get_backend_pid; walrcv_exec_fn walrcv_exec; walrcv_disconnect_fn walrcv_disconnect; } WalReceiverFunctionsType; @@ -276,6 +278,8 @@ extern PGDLLIMPORT WalReceiverFunctionsType *WalReceiverFunctions; WalReceiverFunctions->walrcv_send(conn, buffer, nbytes) #define walrcv_create_slot(conn, slotname, temporary, snapshot_action, lsn) \ WalReceiverFunctions->walrcv_create_slot(conn, slotname, temporary, snapshot_action, lsn) +#define walrcv_get_backend_pid(conn) \ + WalReceiverFunctions->walrcv_get_backend_pid(conn) #define walrcv_exec(conn, exec, nRetTypes, retTypes) \ WalReceiverFunctions->walrcv_exec(conn, exec, nRetTypes, retTypes) #define walrcv_disconnect(conn) \ |