Bug#20166 mysql-test-run.pl does not test system privilege tables creation

- Add test of bootstrap mode
 - Make mysqld return error if bootstrap failed

mysql-test/mysql-test-run.pl

@@ -2890,8 +2890,6 @@ sub install_db ($$) {
 
   mtr_add_arg($args, "--no-defaults");
   mtr_add_arg($args, "--bootstrap");
-  mtr_add_arg($args, "--console");
-  mtr_add_arg($args, "--skip-grant-tables");
   mtr_add_arg($args, "--basedir=%s", $path_my_basedir);
   mtr_add_arg($args, "--datadir=%s", $data_dir);
   mtr_add_arg($args, "--skip-innodb");
@@ -2918,6 +2916,11 @@ sub install_db ($$) {
   # --bootstrap, to accommodate this.
   my $exe_mysqld_bootstrap = $ENV{'MYSQLD_BOOTSTRAP'} || $exe_mysqld;
 
+  # ----------------------------------------------------------------------
+  # export MYSQLD_BOOTSTRAP_CMD variable containing <path>/mysqld <args>
+  # ----------------------------------------------------------------------
+  $ENV{'MYSQLD_BOOTSTRAP_CMD'}= "$exe_mysqld_bootstrap " . join(" ", @$args);
+
   # Log bootstrap command
   my $path_bootstrap_log= "$opt_vardir/log/bootstrap.log";
   mtr_tofile($path_bootstrap_log,

mysql-test/r/bootstrap.result

@@ -0,0 +1,8 @@
+drop table if exists t1;
+drop table t1;
+drop table t1;
+ERROR 42S02: Unknown table 't1'
+set @my_max_allowed_packet= @@max_allowed_packet;
+set global max_allowed_packet=100*@@max_allowed_packet;
+set global max_allowed_packet=@my_max_allowed_packet;
+drop table t1;

mysql-test/t/bootstrap.test

@@ -0,0 +1,46 @@
+#
+# test mysqld in bootstrap mode
+#
+--disable_warnings
+drop table if exists t1;
+--enable_warnings
+
+
+#
+# Check that --bootstrap reads from stdin
+#
+--write_file $MYSQLTEST_VARDIR/tmp/bootstrap.sql
+use test;
+CREATE TABLE t1(a int);
+EOF
+--exec $MYSQLD_BOOTSTRAP_CMD < $MYSQLTEST_VARDIR/tmp/bootstrap.sql >> $MYSQLTEST_VARDIR/tmp/bootstrap.log 2>&1
+drop table t1;
+
+#
+# Check that --bootstrap of file with SQL error returns error
+#
+--write_file $MYSQLTEST_VARDIR/tmp/bootstrap_error.sql
+use test;
+CREATE TABLE t1;
+EOF
+--error 1
+--exec $MYSQLD_BOOTSTRAP_CMD  < $MYSQLTEST_VARDIR/tmp/bootstrap_error.sql >> $MYSQLTEST_VARDIR/tmp/bootstrap.log 2>&1
+# Table t1 should not exists
+--error 1051
+drop table t1;
+
+#
+# Bootstrap with a query larger than 2*thd->net.max_packet
+#
+set @my_max_allowed_packet= @@max_allowed_packet;
+set global max_allowed_packet=100*@@max_allowed_packet;
+--disable_query_log
+create table t1 select 2 as a, concat(repeat('MySQL', @@max_allowed_packet/10), ';') as b;
+eval select * into outfile '$MYSQLTEST_VARDIR/tmp/long_query.sql' from t1;
+--enable_query_log
+--error 1
+--exec $MYSQLD_BOOTSTRAP_CMD < $MYSQLTEST_VARDIR/tmp/long_query.sql >> $MYSQLTEST_VARDIR/tmp/bootstrap.log 2>&1
+
+set global max_allowed_packet=@my_max_allowed_packet;
+drop table t1;
+

sql/sql_parse.cc

@@ -1308,6 +1308,7 @@ pthread_handler_t handle_bootstrap(void *arg)
     thd->query= thd->memdup_w_gap(buff, length+1, 
 				  thd->db_length+1+QUERY_CACHE_FLAGS_SIZE);
     thd->query[length] = '\0';
+    DBUG_PRINT("query",("%-.4096s",thd->query));
     /*
       We don't need to obtain LOCK_thread_count here because in bootstrap
       mode we have only one thread.
@@ -1315,16 +1316,26 @@ pthread_handler_t handle_bootstrap(void *arg)
     thd->query_id=next_query_id();
     mysql_parse(thd,thd->query,length);
     close_thread_tables(thd);			// Free tables
+
     if (thd->is_fatal_error)
       break;
+
+    if (thd->net.report_error)
+    {
+      /* The query failed, send error to log and abort bootstrap */
+      net_send_error(thd);
+      thd->fatal_error();
+      break;
+    }
+
     free_root(thd->mem_root,MYF(MY_KEEP_PREALLOC));
 #ifdef USING_TRANSACTIONS
     free_root(&thd->transaction.mem_root,MYF(MY_KEEP_PREALLOC));
 #endif
   }
 
-  /* thd->fatal_error should be set in case something went wrong */
 end:
+  /* Remember the exit code of bootstrap */
   bootstrap_error= thd->is_fatal_error;
 
   net_end(&thd->net);