MySQL8.0.11 组复制配置

 my.cnf

[mysql]
prompt='node2 [\h] {\u} (\d) > '
#
[client]
user               = sa
password           = cc.123
port               = 22113
socket             = /tmp/mysql_sandbox22113.sock

[mysqld]
user               = root
port               = 22113
socket             = /tmp/mysql_sandbox22113.sock
basedir            = /usr/local/8.0.11
datadir            = /home/data/group_sp_msb_8_0_11/node2/data
tmpdir             = /home/data/group_sp_msb_8_0_11/node2/tmp
pid-file           = /home/data/group_sp_msb_8_0_11/node2/data/mysql_sandbox22113.pid
bind-address       = 0.0.0.0

report-port=22113
log-error=msandbox.err
server-id=200

relay-log-index=mysql-relay
relay-log=mysql-relay
log-bin=mysql-bin
log-error=msandbox.err

binlog_checksum=NONE
log_slave_updates=ON
plugin-load=group_replication.so
group_replication=FORCE_PLUS_PERMANENT
group_replication_start_on_boot=OFF
group_replication_bootstrap_group=OFF
transaction_write_set_extraction=XXHASH64
report-host=127.0.0.1
loose-group_replication_group_name="aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee"

loose-group-replication-single-primary-mode=on

master-info-repository=table
relay-log-info-repository=table
gtid_mode=ON
log-slave-updates
enforce-gtid-consistency

loose-group-replication-local-address=127.0.0.1:22238

loose-group-replication-group-seeds=127.0.0.1:22237,127.0.0.1:22238,127.0.0.1:22239,127.0.0.1:22240


mysqlx-port=32113
mysqlx-socket=/tmp/mysqlx-32113.sock

PRIMARY MEMBER_ROLE

change master to 
        master_user='rpl_user',
        master_password='123456'
        for channel 'group_replication_recovery';

-- install plugin group_replication soname 'group_replication.so';

set global group_replication_bootstrap_group=on;
start group_replication;
set global group_replication_bootstrap_group=off;

其他节点

change master to 
        master_user='rpl_user',
        master_password='123456'
        for channel 'group_replication_recovery';

-- install plugin group_replication soname 'group_replication.so';

#非seed结点直接start group_replication 就行
start group_replication;