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MXS-1075: added blr_fetch_mariadb_gtid() routine

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Added generic blr_fetch_mariadb_gtid() routine

inst->binlog_name is now stored into MARIADB_GTID_INFO struct. (it was
missing)
This commit is contained in:
MassimilianoPinto
2017-03-08 09:06:10 +01:00
parent 656a38096c
commit 670150c1c9
3 changed files with 28 additions and 2 deletions
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3
server/modules/routing/binlogrouter/blr.c
View File

@ -2734,6 +2734,7 @@ static void mariadb_gtid_info_free(MARIADB_GTID_INFO *in)
if (in)
{
MXS_FREE(in->gtid);
MXS_FREE(in->file);
MXS_FREE(in);
}
}
@ -2753,9 +2754,11 @@ static MARIADB_GTID_INFO *mariadb_gtid_info_dup(const MARIADB_GTID_INFO *in)
{
MXS_FREE(rval);
MXS_FREE(gtid);
MXS_FREE(file);
return NULL;
}
rval->gtid = gtid;
rval->file = file;
rval->start = in-> start;
rval->end = in->end;

21
server/modules/routing/binlogrouter/blr_file.c
View File

@ -3311,6 +3311,7 @@ bool blr_save_mariadb_gtid(ROUTER_INSTANCE *inst)
MARIADB_GTID_INFO gtid_info;
gtid_info.gtid = inst->pending_transaction.gtid;
gtid_info.file = inst->binlog_name;
gtid_info.start = inst->pending_transaction.start_pos;
gtid_info.end = inst->pending_transaction.end_pos;
@ -3333,3 +3334,23 @@ bool blr_save_mariadb_gtid(ROUTER_INSTANCE *inst)
return true;
}
/**
* Get MariaDB GTID frim repo
*
* @param inst The router instance
* @return Found data or NULL
*/
MARIADB_GTID_INFO *blr_fetch_mariadb_gtid(ROUTER_INSTANCE *inst, char *gtid)
{
if (!gtid)
{
return NULL;
}
else
{
return (MARIADB_GTID_INFO *)hashtable_fetch(inst->gtid_repo,
gtid);
}
}

6
server/modules/routing/binlogrouter/blr_slave.c
View File

@ -166,6 +166,7 @@ static int blr_slave_send_heartbeat(ROUTER_INSTANCE *router, ROUTER_SLAVE *slave
static int blr_set_master_ssl(ROUTER_INSTANCE *router, CHANGE_MASTER_OPTIONS config, char *error_message);
static int blr_slave_read_ste(ROUTER_INSTANCE *router, ROUTER_SLAVE *slave, uint32_t fde_end_pos);
static GWBUF *blr_slave_read_fde(ROUTER_INSTANCE *router, ROUTER_SLAVE *slave);
extern MARIADB_GTID_INFO *blr_fetch_mariadb_gtid(ROUTER_INSTANCE *inst, char *gtid);
void poll_fake_write_event(DCB *dcb);
@ -2297,8 +2298,9 @@ blr_slave_binlog_dump(ROUTER_INSTANCE *router, ROUTER_SLAVE *slave, GWBUF *queue
/* Shall we avoid the lookup if file & pos is set? */
/* Fetch the GTID from the storage */
MARIADB_GTID_INFO *f_gtid = hashtable_fetch(router->gtid_repo,
slave->mariadb_gtid);
MARIADB_GTID_INFO *f_gtid = blr_fetch_mariadb_gtid(router,
slave->mariadb_gtid);
/* Not Found */
if (!f_gtid)
{