MDEV-13921 Audit log writes invalid SQL if single-line comments are

present.

        thread_pool_server_audit.test fixed.
        plugin version updated.

mysql-test/suite/plugins/r/thread_pool_server_audit.result

@@ -47,6 +47,7 @@ alter table t1 rename renamed_t1;
 set global server_audit_events='connect,query';
 select 1,
 2,
+# comment
 3;
 1	2	3
 1	2	3
@@ -161,7 +162,9 @@ id
 2
 CREATE USER u1 IDENTIFIED BY 'pwd-123';
 GRANT ALL ON sa_db TO u2 IDENTIFIED BY "pwd-321";
-SET PASSWORD FOR u1 = PASSWORD('pwd 098');
+SET PASSWORD
+# comment
+FOR u1 = PASSWORD('pwd 098');
 SET PASSWORD FOR u1=<secret>;
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '<secret>' at line 1
 CREATE USER u3 IDENTIFIED BY '';
@@ -253,7 +256,7 @@ TIME,HOSTNAME,root,localhost,ID,ID,WRITE,mysql,index_stats,
 TIME,HOSTNAME,root,localhost,ID,ID,RENAME,test,t1|test.renamed_t1,
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,test,'alter table t1 rename renamed_t1',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,test,'set global server_audit_events=\'connect,query\'',0
-TIME,HOSTNAME,root,localhost,ID,ID,QUERY,test,'select 1, 2, 3',0
+TIME,HOSTNAME,root,localhost,ID,ID,QUERY,test,'select 1,\n2,\n# comment\n3',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,test,'insert into t2 values (1), (2)',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,test,'select * from t2',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,test,'select * from t_doesnt_exist',ID
@@ -336,7 +339,7 @@ TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'/*! select 2*/',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'/*comment*/ select 2',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'CREATE USER u1 IDENTIFIED BY *****',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'GRANT ALL ON sa_db TO u2 IDENTIFIED BY *****',0
-TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'SET PASSWORD FOR u1 = PASSWORD(*****)',0
+TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'SET PASSWORD\n# comment\nFOR u1 = PASSWORD(*****)',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'SET PASSWORD FOR u1=<secret>',ID
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'CREATE USER u3 IDENTIFIED BY *****',0
 TIME,HOSTNAME,root,localhost,ID,ID,QUERY,sa_db,'drop user u1, u2, u3',0

mysql-test/suite/plugins/t/thread_pool_server_audit.test

@@ -38,6 +38,7 @@ alter table t1 rename renamed_t1;
 set global server_audit_events='connect,query';
 select 1,
         2,
+# comment
         3;
 insert into t2 values (1), (2);
 select * from t2;
@@ -106,7 +107,9 @@ insert into t1 values (1), (2);
 select * from t1;
 CREATE USER u1 IDENTIFIED BY 'pwd-123';
 GRANT ALL ON sa_db TO u2 IDENTIFIED BY "pwd-321";
-SET PASSWORD FOR u1 = PASSWORD('pwd 098');
+SET PASSWORD
+# comment
+FOR u1 = PASSWORD('pwd 098');
 --error 1064
 SET PASSWORD FOR u1=<secret>;
 CREATE USER u3 IDENTIFIED BY '';

plugin/server_audit/server_audit.c

@@ -15,7 +15,7 @@
 
 
 #define PLUGIN_VERSION 0x104
-#define PLUGIN_STR_VERSION "1.4.2"
+#define PLUGIN_STR_VERSION "1.4.3"
 
 #define _my_thread_var loc_thread_var