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include/group_replication.inc [rpl_server_count=3]
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.
[connection server1]
#
# Setup a new 2 member group
#
include/start_and_bootstrap_group_replication.inc
CREATE TABLE t1 (c1 INT NOT NULL PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1);
SET SESSION sql_log_bin= 0;
call mtr.add_suppression("The member is leaving a group without being on one");
SET SESSION sql_log_bin= 1;
include/start_group_replication.inc
STOP SLAVE SQL_THREAD FOR CHANNEL "group_replication_applier";
STOP SLAVE SQL_THREAD FOR CHANNEL "group_replication_applier";
#
# Phase 1:
# Start recovery on a new member and kill both donors
#
SET SESSION sql_log_bin= 0;
call mtr.add_suppression("No suitable donor found, group replication recovery aborting.");
call mtr.add_suppression("Fatal error during the Recovery process of Group Replication. The server will leave the group.");
call mtr.add_suppression("All donors left. Aborting group replication recovery.");
call mtr.add_suppression("Maximum number of retries when trying to connect to a donor reached. Aborting group replication recovery.");
call mtr.add_suppression("The member is leaving a group without being on one");
call mtr.add_suppression("The member is already leaving or joining a group.");
call mtr.add_suppression("Error leaving the group");
call mtr.add_suppression("Skipping leave operation: concurrent attempt to leave the group is on-going.");
SET SESSION sql_log_bin= 1;
include/start_group_replication.inc
# Find if server 1 or 2 is the donor
# Stop group replication on the donor making it leave the group
include/stop_group_replication.inc
# Stop group replication on the failover donor making it leave the group
include/stop_group_replication.inc
# Recovery should fail on the joiner
include/gr_wait_for_member_state.inc
include/stop_group_replication.inc
#
# Phase 2
# Have 2 members on recovery and kill the donor
#
include/start_and_bootstrap_group_replication.inc
STOP SLAVE SQL_THREAD FOR CHANNEL "group_replication_applier";
# Start recovery on the other 2 members
SET SESSION sql_log_bin= 0;
call mtr.add_suppression("No suitable donor found, group replication recovery aborting.");
call mtr.add_suppression("Fatal error during the Recovery process of Group Replication. The server will leave the group.");
call mtr.add_suppression("Maximum number of retries when trying to connect to a donor reached. Aborting group replication recovery.");
call mtr.add_suppression("The member is leaving a group without being on one");
call mtr.add_suppression("The member is already leaving or joining a group.");
call mtr.add_suppression("Error leaving the group");
call mtr.add_suppression("Skipping leave operation: concurrent attempt to leave the group is on-going.");
SET SESSION sql_log_bin= 1;
SET GLOBAL group_replication_recovery_reconnect_interval= 1;
SET GLOBAL group_replication_recovery_retry_count= 2;
include/start_group_replication.inc
SET @debug_save= @@GLOBAL.DEBUG;
SET @@GLOBAL.DEBUG='d,recovery_thread_wait_before_finish';
SET GLOBAL group_replication_recovery_reconnect_interval= 1;
SET GLOBAL group_replication_recovery_retry_count= 2;
include/start_group_replication.inc
# Stop group replication on the donor making it leave the group
include/stop_group_replication.inc
# Recovery should fail on both joiners
include/gr_wait_for_member_state.inc
include/stop_group_replication.inc
SET DEBUG_SYNC= "now SIGNAL signal.recovery_end";
include/gr_wait_for_member_state.inc
include/stop_group_replication.inc
#
# Cleaning up
#
include/start_and_bootstrap_group_replication.inc
include/start_group_replication.inc
include/assert.inc [On the recovered member, the table should exist and have 1 elements]
SET @@GLOBAL.DEBUG= @debug_save;
include/start_group_replication.inc
include/assert.inc [On the recovered member, the table should exist and have 1 elements]
DROP TABLE t1;
include/group_replication_end.inc