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repmgr: support further renamed WAL function for PostreSQL 10

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pg_xlogfile_name() -> pg_walfile_name()
This commit is contained in:
Ian Barwick
2017-03-01 10:12:05 +09:00
parent 892e3b93d1
commit 90638811c8
3 changed files with 39 additions and 11 deletions
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31
dbutils.c
View File

@@ -1132,15 +1132,25 @@ drop_replication_slot(PGconn *conn, char *slot_name)
bool
start_backup(PGconn *conn, char *first_wal_segment, bool fast_checkpoint)
start_backup(PGconn *conn, char *first_wal_segment, bool fast_checkpoint, int server_version_num)
{
char sqlquery[QUERY_STR_LEN];
PGresult *res;
sqlquery_snprintf(sqlquery,
"SELECT pg_catalog.pg_xlogfile_name(pg_catalog.pg_start_backup('repmgr_standby_clone_%ld', %s))",
time(NULL),
fast_checkpoint ? "TRUE" : "FALSE");
if (server_version_num >= 100000)
{
sqlquery_snprintf(sqlquery,
"SELECT pg_catalog.pg_walfile_name(pg_catalog.pg_start_backup('repmgr_standby_clone_%ld', %s))",
time(NULL),
fast_checkpoint ? "TRUE" : "FALSE");
}
else
{
sqlquery_snprintf(sqlquery,
"SELECT pg_catalog.pg_xlogfile_name(pg_catalog.pg_start_backup('repmgr_standby_clone_%ld', %s))",
time(NULL),
fast_checkpoint ? "TRUE" : "FALSE");
}
log_verbose(LOG_DEBUG, "start_backup():\n%s\n", sqlquery);
@@ -1168,12 +1178,19 @@ start_backup(PGconn *conn, char *first_wal_segment, bool fast_checkpoint)
bool
stop_backup(PGconn *conn, char *last_wal_segment)
stop_backup(PGconn *conn, char *last_wal_segment, int server_version_num)
{
char sqlquery[QUERY_STR_LEN];
PGresult *res;
sqlquery_snprintf(sqlquery, "SELECT pg_catalog.pg_xlogfile_name(pg_catalog.pg_stop_backup())");
if (server_version_num >= 100000)
{
sqlquery_snprintf(sqlquery, "SELECT pg_catalog.pg_walfile_name(pg_catalog.pg_stop_backup())");
}
else
{
sqlquery_snprintf(sqlquery, "SELECT pg_catalog.pg_xlogfile_name(pg_catalog.pg_stop_backup())");
}
res = PQexec(conn, sqlquery);
if (PQresultStatus(res) != PGRES_TUPLES_OK)

4
dbutils.h
View File

@@ -122,8 +122,8 @@ char *get_repmgr_schema_quoted(PGconn *conn);
bool create_replication_slot(PGconn *conn, char *slot_name, int server_version_num, PQExpBufferData *error_msg);
int get_slot_record(PGconn *conn, char *slot_name, t_replication_slot *record);
bool drop_replication_slot(PGconn *conn, char *slot_name);
bool start_backup(PGconn *conn, char *first_wal_segment, bool fast_checkpoint);
bool stop_backup(PGconn *conn, char *last_wal_segment);
bool start_backup(PGconn *conn, char *first_wal_segment, bool fast_checkpoint, int server_version_num);
bool stop_backup(PGconn *conn, char *last_wal_segment, int server_version_num);
bool set_config(PGconn *conn, const char *config_param, const char *config_value);
bool set_config_bool(PGconn *conn, const char *config_param, bool state);
bool witness_copy_node_records(PGconn *masterconn, PGconn *witnessconn, char *cluster_name);

15
repmgr.c
View File

@@ -3643,7 +3643,18 @@ do_standby_clone(void)
initPQExpBuffer(&tablespace_map);
}
if (start_backup(source_conn, first_wal_segment, runtime_options.fast_checkpoint) == false)
/*
* From 9.1 default is to wait for a sync standby to ack, avoid that by
* turning off sync rep for this session
*/
if (set_config_bool(source_conn, "synchronous_commit", false) == false)
{
r = ERR_BAD_CONFIG;
retval = ERR_BAD_CONFIG;
goto stop_backup;
}
if (start_backup(source_conn, first_wal_segment, runtime_options.fast_checkpoint, server_version_num) == false)
{
r = ERR_BAD_BASEBACKUP;
retval = ERR_BAD_BASEBACKUP;
@@ -3989,7 +4000,7 @@ stop_backup:
if (mode == rsync && pg_start_backup_executed)
{
log_notice(_("notifying master about backup completion...\n"));
if (stop_backup(source_conn, last_wal_segment) == false)
if (stop_backup(source_conn, last_wal_segment, server_version_num) == false)
{
r = ERR_BAD_BASEBACKUP;
retval = ERR_BAD_BASEBACKUP;