MDEV-30542 Fixing spider/bugfix.self_reference_multi

The server needs to have a unique name

storage/spider/mysql-test/spider/bugfix/r/self_reference_multi.result

@@ -4,11 +4,11 @@ for child3
 
 MDEV-6268 SPIDER table with no COMMENT clause causes queries to wait forever
 
-CREATE SERVER srv FOREIGN DATA WRAPPER MYSQL OPTIONS (SOCKET "$MASTER_1_MYSOCK", DATABASE 'test',user 'root');
+CREATE SERVER $srv FOREIGN DATA WRAPPER MYSQL OPTIONS (SOCKET "$MASTER_1_MYSOCK", DATABASE 'test',user 'root');
 create table t2 (c int);
-create table t1 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv",TABLE "t2"';
-create table t0 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv",TABLE "t1"';
-alter table t2 ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv",TABLE "t0"';
+create table t1 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv_self_reference_multi",TABLE "t2"';
+create table t0 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv_self_reference_multi",TABLE "t1"';
+alter table t2 ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv_self_reference_multi",TABLE "t0"';
 select * from t0;
 ERROR HY000: An infinite loop is detected when opening table test.t0
 select * from t1;

storage/spider/mysql-test/spider/bugfix/t/self_reference_multi.test

@@ -8,12 +8,12 @@
 --echo MDEV-6268 SPIDER table with no COMMENT clause causes queries to wait forever
 --echo
 
---replace_regex /SOCKET ".*"/SOCKET "$MASTER_1_MYSOCK"/
-eval CREATE SERVER srv FOREIGN DATA WRAPPER MYSQL OPTIONS (SOCKET "$MASTER_1_MYSOCK", DATABASE 'test',user 'root');
+--let $srv=srv_self_reference_multi
+evalp CREATE SERVER $srv FOREIGN DATA WRAPPER MYSQL OPTIONS (SOCKET "$MASTER_1_MYSOCK", DATABASE 'test',user 'root');
 create table t2 (c int);
-create table t1 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv",TABLE "t2"';
-create table t0 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv",TABLE "t1"';
-alter table t2 ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv",TABLE "t0"';
+eval create table t1 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "$srv",TABLE "t2"';
+eval create table t0 (c int) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "$srv",TABLE "t1"';
+eval alter table t2 ENGINE=Spider COMMENT='WRAPPER "mysql", srv "$srv",TABLE "t0"';
 --error 12719
 select * from t0;
 --error 12719