*: Support the MySQL 8.0 #176

[acekingke]

What type of PR is this?

/enhancement

Which issue(s) this PR fixes?

Fixes #176

What this PR does?

Summary:

Special notes for your reviewer?

[andyli029]

Notice: xtrabackup 8.0 is different to xtrabackup 2.4

[acekingke]

Notice: xtrabackup 8.0 is different to xtrabackup 2.4

Use the following build image：
docker build --build-arg XTRABACKUP_PKG=percona-xtrabackup-80 -f Dockerfile.sidecar -t ${SIDECAR_IMG} .

@andyli029 @runkecheng

[runkecheng]

Remove parameters of tokudb

 mysql57_conf = """
            "mysql": {
                    "version": "mysql57",
                    "admin": "root",
                    "passwd": "",
                    "host": "localhost",
                    "port": %s,
                    "basedir": "%s",
                    "defaults-file": "%s",
                    "master-sysvars": "tokudb_fsync_log_period=default;sync_binlog=default;innodb_flush_log_at_trx_commit=default",
                    "slave-sysvars":  "tokudb_fsync_log_period=1000;sync_binlog=1000;innodb_flush_log_at_trx_commit=1",
                    "ping-timeout": %s,
                    "admit-defeat-ping-count": 3,
                    "semi-sync-timeout-for-two-nodes": %s
            },
              ......

        mysql80_conf = """
            "mysql": {
                    "version": "mysql80",
                    "admin": "root",
                    "passwd": "",
                    "host": "localhost",
                    "port": %s,
                    "basedir": "%s",
                    "defaults-file": "%s",
                    "master-sysvars": "sync_binlog=default;innodb_flush_log_at_trx_commit=default",
                    "slave-sysvars":  "sync_binlog=1000;innodb_flush_log_at_trx_commit=1",
                    "ping-timeout": %s,
                    "admit-defeat-ping-count": 3,
                    "semi-sync-timeout-for-two-nodes": %s
            },
           ......

[acekingke]

Remove parameters of tokudb

 mysql57_conf = """
            "mysql": {
                    "version": "mysql57",
                    "admin": "root",
                    "passwd": "",
                    "host": "localhost",
                    "port": %s,
                    "basedir": "%s",
                    "defaults-file": "%s",
                    "master-sysvars": "tokudb_fsync_log_period=default;sync_binlog=default;innodb_flush_log_at_trx_commit=default",
                    "slave-sysvars":  "tokudb_fsync_log_period=1000;sync_binlog=1000;innodb_flush_log_at_trx_commit=1",
                    "ping-timeout": %s,
                    "admit-defeat-ping-count": 3,
                    "semi-sync-timeout-for-two-nodes": %s
            },
              ......

        mysql80_conf = """
            "mysql": {
                    "version": "mysql80",
                    "admin": "root",
                    "passwd": "",
                    "host": "localhost",
                    "port": %s,
                    "basedir": "%s",
                    "defaults-file": "%s",
                    "master-sysvars": "sync_binlog=default;innodb_flush_log_at_trx_commit=default",
                    "slave-sysvars":  "sync_binlog=1000;innodb_flush_log_at_trx_commit=1",
                    "ping-timeout": %s,
                    "admit-defeat-ping-count": 3,
                    "semi-sync-timeout-for-two-nodes": %s
            },
           ......

MySQL8 initTokoDB must be false

[acekingke]

After add data, then clone int, sacle out from 2 to 3, then got error:

2022-01-20T13:51:23.689045+08:00 14 [ERROR] [MY-010584] [Repl] Slave I/O for channel '': error connecting to 
plugin 'caching_sha2_password' reported error: Authentication requires secure connection. Error_code: MY-002061

2022-01-20T13:52:23.690476+08:00 14 [ERROR] [MY-010584] [Repl] Slave I/O for channel '': error connecting to master 'radondb_repl@sample-mysql-1.sample-mysql.default:3306' - retry-time: 60 retries: 2 message: Authentication plugin 'caching_sha2_password' reported error: Authentication requires secure connection. Error_code: MY-002061

change the config file
"default-authentication-plugin": "mysql_native_password",
can fixed

[andyli029]

Reference:
https://www.percona.com/doc/percona-server/8.0/release-notes/Percona-Server-8.0.25-15.html
https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-25.html
https://hub.docker.com/r/percona/percona-server/tags

[runkecheng]

cluster,config,sidecar,utils -> *

[runkecheng]

Add a tutorial and sample yaml for mysql 8.

[GuishengZhou]

[mysqld]
default_authentication_plugin=mysql_native_password
port = 3306
basedir = /opt/mysql
datadir =/data/mysql/
socket = /tmp/mysql.sock
log-error =error.txt

server_id=50165
binlog_format = row
log-bin=mysql-bin
open_files_limit=65536
max_connections=1024
core-file

##semi-sync
#plugin-load="semisync_master.so;semisync_slave.so"
#rpl_semi_sync_master_enabled=OFF
#rpl_semi_sync_slave_enabled=ON
#rpl_semi_sync_master_wait_no_slave=ON
#rpl_semi_sync_master_timeout=1000000000000000000

use file to init default-file
##repl
skip-slave-start
gtid-mode = ON
enforce-gtid-consistency = ON
slave_parallel_type = LOGICAL_CLOCK
slave_parallel_workers=128
log-slave-updates

#innodb
innodb_buffer_pool_size=4G

sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
slave_rows_search_algorithms=INDEX_SCAN,HASH_SCAN
lower_case_table_names=1

[andyli029]

First merged to v2.2.0