aboutsummaryrefslogtreecommitdiff
path: root/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/backend/replication/libpqwalreceiver/libpqwalreceiver.c')
-rw-r--r--src/backend/replication/libpqwalreceiver/libpqwalreceiver.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
index 7027737e67c..7123d4169d9 100644
--- a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
+++ b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
@@ -56,8 +56,8 @@ static char *libpqrcv_get_conninfo(WalReceiverConn *conn);
static void libpqrcv_get_senderinfo(WalReceiverConn *conn,
char **sender_host, int *sender_port);
static char *libpqrcv_identify_system(WalReceiverConn *conn,
- TimeLineID *primary_tli,
- int *server_version);
+ TimeLineID *primary_tli);
+static int libpqrcv_server_version(WalReceiverConn *conn);
static void libpqrcv_readtimelinehistoryfile(WalReceiverConn *conn,
TimeLineID tli, char **filename,
char **content, int *len);
@@ -86,6 +86,7 @@ static WalReceiverFunctionsType PQWalReceiverFunctions = {
libpqrcv_get_conninfo,
libpqrcv_get_senderinfo,
libpqrcv_identify_system,
+ libpqrcv_server_version,
libpqrcv_readtimelinehistoryfile,
libpqrcv_startstreaming,
libpqrcv_endstreaming,
@@ -309,8 +310,7 @@ libpqrcv_get_senderinfo(WalReceiverConn *conn, char **sender_host,
* timeline ID of the primary.
*/
static char *
-libpqrcv_identify_system(WalReceiverConn *conn, TimeLineID *primary_tli,
- int *server_version)
+libpqrcv_identify_system(WalReceiverConn *conn, TimeLineID *primary_tli)
{
PGresult *res;
char *primary_sysid;
@@ -343,12 +343,19 @@ libpqrcv_identify_system(WalReceiverConn *conn, TimeLineID *primary_tli,
*primary_tli = pg_strtoint32(PQgetvalue(res, 0, 1));
PQclear(res);
- *server_version = PQserverVersion(conn->streamConn);
-
return primary_sysid;
}
/*
+ * Thin wrapper around libpq to obtain server version.
+ */
+static int
+libpqrcv_server_version(WalReceiverConn *conn)
+{
+ return PQserverVersion(conn->streamConn);
+}
+
+/*
* Start streaming WAL data from given streaming options.
*
* Returns true if we switched successfully to copy-both mode. False