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-rw-r--r--src/backend/replication/logical/launcher.c4
-rw-r--r--src/backend/replication/logical/tablesync.c23
-rw-r--r--src/backend/replication/logical/worker.c22
-rw-r--r--src/include/replication/worker_internal.h2
4 files changed, 27 insertions, 24 deletions
diff --git a/src/backend/replication/logical/launcher.c b/src/backend/replication/logical/launcher.c
index ada16adb67b..7484f6cc0b5 100644
--- a/src/backend/replication/logical/launcher.c
+++ b/src/backend/replication/logical/launcher.c
@@ -727,8 +727,8 @@ static void
logicalrep_worker_onexit(int code, Datum arg)
{
/* Disconnect gracefully from the remote side. */
- if (wrconn)
- walrcv_disconnect(wrconn);
+ if (LogRepWorkerWalRcvConn)
+ walrcv_disconnect(LogRepWorkerWalRcvConn);
logicalrep_worker_detach();
diff --git a/src/backend/replication/logical/tablesync.c b/src/backend/replication/logical/tablesync.c
index acc6498567d..14f69a6338e 100644
--- a/src/backend/replication/logical/tablesync.c
+++ b/src/backend/replication/logical/tablesync.c
@@ -303,7 +303,7 @@ process_syncing_tables_for_sync(XLogRecPtr current_lsn)
MyLogicalRepWorker->relstate,
MyLogicalRepWorker->relstate_lsn);
- walrcv_endstreaming(wrconn, &tli);
+ walrcv_endstreaming(LogRepWorkerWalRcvConn, &tli);
finish_sync_worker();
}
else
@@ -600,7 +600,7 @@ copy_read_data(void *outbuf, int minread, int maxread)
for (;;)
{
/* Try read the data. */
- len = walrcv_receive(wrconn, &buf, &fd);
+ len = walrcv_receive(LogRepWorkerWalRcvConn, &buf, &fd);
CHECK_FOR_INTERRUPTS();
@@ -678,7 +678,8 @@ fetch_remote_table_info(char *nspname, char *relname,
" AND c.relkind = 'r'",
quote_literal_cstr(nspname),
quote_literal_cstr(relname));
- res = walrcv_exec(wrconn, cmd.data, 2, tableRow);
+ res = walrcv_exec(LogRepWorkerWalRcvConn, cmd.data,
+ lengthof(tableRow), tableRow);
if (res->status != WALRCV_OK_TUPLES)
ereport(ERROR,
@@ -714,7 +715,8 @@ fetch_remote_table_info(char *nspname, char *relname,
" AND a.attrelid = %u"
" ORDER BY a.attnum",
lrel->remoteid, lrel->remoteid);
- res = walrcv_exec(wrconn, cmd.data, 4, attrRow);
+ res = walrcv_exec(LogRepWorkerWalRcvConn, cmd.data,
+ lengthof(attrRow), attrRow);
if (res->status != WALRCV_OK_TUPLES)
ereport(ERROR,
@@ -784,7 +786,7 @@ copy_table(Relation rel)
initStringInfo(&cmd);
appendStringInfo(&cmd, "COPY %s TO STDOUT",
quote_qualified_identifier(lrel.nspname, lrel.relname));
- res = walrcv_exec(wrconn, cmd.data, 0, NULL);
+ res = walrcv_exec(LogRepWorkerWalRcvConn, cmd.data, 0, NULL);
pfree(cmd.data);
if (res->status != WALRCV_OK_COPY_OUT)
ereport(ERROR,
@@ -850,8 +852,9 @@ LogicalRepSyncTableStart(XLogRecPtr *origin_startpos)
* application_name, so that it is different from the main apply worker,
* so that synchronous replication can distinguish them.
*/
- wrconn = walrcv_connect(MySubscription->conninfo, true, slotname, &err);
- if (wrconn == NULL)
+ LogRepWorkerWalRcvConn = walrcv_connect(MySubscription->conninfo, true,
+ slotname, &err);
+ if (LogRepWorkerWalRcvConn == NULL)
ereport(ERROR,
(errmsg("could not connect to the publisher: %s", err)));
@@ -896,7 +899,7 @@ LogicalRepSyncTableStart(XLogRecPtr *origin_startpos)
* inside the transaction so that we can use the snapshot made
* by the slot to get existing data.
*/
- res = walrcv_exec(wrconn,
+ res = walrcv_exec(LogRepWorkerWalRcvConn,
"BEGIN READ ONLY ISOLATION LEVEL "
"REPEATABLE READ", 0, NULL);
if (res->status != WALRCV_OK_COMMAND)
@@ -913,14 +916,14 @@ LogicalRepSyncTableStart(XLogRecPtr *origin_startpos)
* that is consistent with the lsn used by the slot to start
* decoding.
*/
- walrcv_create_slot(wrconn, slotname, true,
+ walrcv_create_slot(LogRepWorkerWalRcvConn, slotname, true,
CRS_USE_SNAPSHOT, origin_startpos);
PushActiveSnapshot(GetTransactionSnapshot());
copy_table(rel);
PopActiveSnapshot();
- res = walrcv_exec(wrconn, "COMMIT", 0, NULL);
+ res = walrcv_exec(LogRepWorkerWalRcvConn, "COMMIT", 0, NULL);
if (res->status != WALRCV_OK_COMMAND)
ereport(ERROR,
(errmsg("table copy could not finish transaction on publisher"),
diff --git a/src/backend/replication/logical/worker.c b/src/backend/replication/logical/worker.c
index 55eecc30359..bd27ef3b851 100644
--- a/src/backend/replication/logical/worker.c
+++ b/src/backend/replication/logical/worker.c
@@ -112,7 +112,7 @@ typedef struct SlotErrCallbackArg
static MemoryContext ApplyMessageContext = NULL;
MemoryContext ApplyContext = NULL;
-WalReceiverConn *wrconn = NULL;
+WalReceiverConn *LogRepWorkerWalRcvConn = NULL;
Subscription *MySubscription = NULL;
bool MySubscriptionValid = false;
@@ -1172,7 +1172,7 @@ LogicalRepApplyLoop(XLogRecPtr last_received)
MemoryContextSwitchTo(ApplyMessageContext);
- len = walrcv_receive(wrconn, &buf, &fd);
+ len = walrcv_receive(LogRepWorkerWalRcvConn, &buf, &fd);
if (len != 0)
{
@@ -1252,7 +1252,7 @@ LogicalRepApplyLoop(XLogRecPtr last_received)
MemoryContextReset(ApplyMessageContext);
}
- len = walrcv_receive(wrconn, &buf, &fd);
+ len = walrcv_receive(LogRepWorkerWalRcvConn, &buf, &fd);
}
}
@@ -1282,7 +1282,7 @@ LogicalRepApplyLoop(XLogRecPtr last_received)
{
TimeLineID tli;
- walrcv_endstreaming(wrconn, &tli);
+ walrcv_endstreaming(LogRepWorkerWalRcvConn, &tli);
break;
}
@@ -1449,7 +1449,8 @@ send_feedback(XLogRecPtr recvpos, bool force, bool requestReply)
(uint32) (flushpos >> 32), (uint32) flushpos
);
- walrcv_send(wrconn, reply_message->data, reply_message->len);
+ walrcv_send(LogRepWorkerWalRcvConn,
+ reply_message->data, reply_message->len);
if (recvpos > last_recvpos)
last_recvpos = recvpos;
@@ -1761,9 +1762,9 @@ ApplyWorkerMain(Datum main_arg)
origin_startpos = replorigin_session_get_progress(false);
CommitTransactionCommand();
- wrconn = walrcv_connect(MySubscription->conninfo, true, MySubscription->name,
- &err);
- if (wrconn == NULL)
+ LogRepWorkerWalRcvConn = walrcv_connect(MySubscription->conninfo, true,
+ MySubscription->name, &err);
+ if (LogRepWorkerWalRcvConn == NULL)
ereport(ERROR,
(errmsg("could not connect to the publisher: %s", err)));
@@ -1771,9 +1772,8 @@ ApplyWorkerMain(Datum main_arg)
* We don't really use the output identify_system for anything but it
* does some initializations on the upstream so let's still call it.
*/
- (void) walrcv_identify_system(wrconn, &startpointTLI,
+ (void) walrcv_identify_system(LogRepWorkerWalRcvConn, &startpointTLI,
&server_version);
-
}
/*
@@ -1792,7 +1792,7 @@ ApplyWorkerMain(Datum main_arg)
options.proto.logical.publication_names = MySubscription->publications;
/* Start normal logical streaming replication. */
- walrcv_startstreaming(wrconn, &options);
+ walrcv_startstreaming(LogRepWorkerWalRcvConn, &options);
/* Run the main loop. */
LogicalRepApplyLoop(origin_startpos);
diff --git a/src/include/replication/worker_internal.h b/src/include/replication/worker_internal.h
index 1ce3b6b0587..5ea7fd2bd6a 100644
--- a/src/include/replication/worker_internal.h
+++ b/src/include/replication/worker_internal.h
@@ -60,7 +60,7 @@ typedef struct LogicalRepWorker
extern MemoryContext ApplyContext;
/* libpqreceiver connection */
-extern struct WalReceiverConn *wrconn;
+extern struct WalReceiverConn *LogRepWorkerWalRcvConn;
/* Worker and subscription objects. */
extern Subscription *MySubscription;