Server IP : 104.21.38.3 / Your IP : 162.158.190.98 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /www/server/mysql/mysql-test/suite/group_replication/t/ |
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################################################################################ # Validate that when a member is expelled from a group, its state is properly # updated. # # Test: # 0. The test requires three servers. # 1. Suspend server 1 by sending a signal SIGSTOP to it. # This will make server 1 to not answer to "I am alive" # GCS messages and it will be expelled from the group. # 2. Wait until group expel server 1. # 3. Resume server 1 by sending a signal SIGCONT to it. # Server will notice that was expelled from the group, # will change to ERROR state and enabled super_read_only # mode. # 4. Stop and start server 1, it will be back to normal. # 5. Check data. # 6. Clean up. ################################################################################ # Test involves sending SIGSTOP and SIGCONT signals using kill Linux command. --source include/not_valgrind.inc --source include/linux.inc --source include/big_test.inc --source include/force_restart.inc --source ../inc/have_group_replication_plugin.inc --let $rpl_server_count= 3 --source ../inc/group_replication.inc --echo --echo ############################################################ --echo # 0. Error suppressions. --let $rpl_connection_name= server1 --source include/rpl_connection.inc SET SESSION sql_log_bin= 0; call mtr.add_suppression("Member was expelled from the group due to network failures, changing member status to ERROR."); SET SESSION sql_log_bin= 1; --echo --echo ############################################################ --echo # 1. Suspend server 1 by sending a signal SIGSTOP to it. --echo # This will make server 1 to not answer to "I am alive" --echo # GCS messages and it will be expelled from the group. --let $rpl_connection_name= server1 --source include/rpl_connection.inc --echo # Get server pid. SET SESSION sql_log_bin= 0; CREATE TABLE pid_table(pid_no INT); --let $pid_file= `SELECT @@GLOBAL.pid_file` --replace_result $pid_file pid_file --eval LOAD DATA LOCAL INFILE '$pid_file' INTO TABLE pid_table --let $server_pid=`SELECT pid_no FROM pid_table` DROP TABLE pid_table; SET SESSION sql_log_bin= 1; --echo # Send signal SIGSTOP to server 1. --exec kill -19 $server_pid --echo --echo ############################################################ --echo # 2. Wait until group expel server 1. --let $rpl_connection_name= server2 --source include/rpl_connection.inc --let $group_replication_number_of_members= 2 --source ../inc/gr_wait_for_number_of_members.inc --let $rpl_connection_name= server3 --source include/rpl_connection.inc --let $group_replication_number_of_members= 2 --source ../inc/gr_wait_for_number_of_members.inc --echo --echo ############################################################ --echo # 3. Resume server 1 by sending a signal SIGCONT to it. --echo # Server will notice that was expelled from the group, --echo # will change to ERROR state and enabled super_read_only --echo # mode. --let $rpl_connection_name= server1 --source include/rpl_connection.inc --echo # Send signal SIGCONT to server 1. --exec kill -18 $server_pid --let $group_replication_member_state= ERROR --source ../inc/gr_wait_for_member_state.inc --let $group_replication_number_of_members= 1 --source ../inc/gr_wait_for_number_of_members.inc --let $wait_condition= SELECT @@GLOBAL.super_read_only = '1' --source include/wait_condition.inc --error ER_OPTION_PREVENTS_STATEMENT CREATE TABLE te (c1 INT NOT NULL PRIMARY KEY); --echo --echo ############################################################ --echo # 4. Stop and start server 1, it will be back to normal. --source include/stop_group_replication.inc --source include/start_group_replication.inc CREATE TABLE t1 (c1 INT NOT NULL PRIMARY KEY); INSERT INTO t1 VALUES (1); --source include/rpl_sync.inc --echo --echo ############################################################ --echo # 5. Check data. --let $assert_text= 'There is a value 1 in table t1' --let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 1, count, 1] = 1 --source include/assert.inc --let $diff_tables= server1:test.t1, server2:test.t1, server3:test.t1 --source include/diff_tables.inc --echo --echo ############################################################ --echo # 6. Clean up. DROP TABLE t1; --source ../inc/group_replication_end.inc