注意 [server default] [server1] [server2] 这些默认的区域名称不要随意改动,否则就会报错
使用masterha_check_ssh -conf=/etc/masterha/app1.cnf测试ssh无密码认证是出现的报错
[root@localhost ~]# masterha_check_ssh -conf=/etc/masterha/app1.cnf Sat Sep 19 00:33:19 2020 - [warning] Global configuration file /etc/masterha_default.cnf not found. Skipping. Sat Sep 19 00:33:19 2020 - [info] Reading application default configuration from /etc/masterha/app1.cnf.. Sat Sep 19 00:33:19 2020 - [info] Reading server configuration from /etc/masterha/app1.cnf.. Sat Sep 19 00:33:19 2020 - [error][/usr/local/share/perl5/MHA/Config.pm, ln383] Block name "_" is invalid. Block name must be "server default" or start from "server"(+ non-whitespace characters). Block name "_" is invalid. Block name must be "server default" or start from "server"(+ non-whitespace characters). at /usr/local/share/perl5/MHA/SSHCheck.pm line 148. 报错原因
/etc/masterha/app1.cnf文件配置中区域名称错误
示例
错误配置
manager_log=/var/log/masterha/app1/manager.log manager_workdir=/var/log/masterha/app1 master_binlog_dir=/usr/local/mysql/data master_ip_failover_script=/usr/local/bin/master_ip_failover ……省略部分 [master] hostname=20.0.0.12 port=3306 [slave] hostname=20.0.0.18 port=3306 正确配置
[server default] manager_log=/var/log/masterha/app1/manager.log manager_workdir=/var/log/masterha/app1 master_binlog_dir=/usr/local/mysql/data master_ip_failover_script=/usr/local/bin/master_ip_failover master_ip_online_change_script=/usr/local/bin/master_ip_online_change password=manager ping_interval=1 remote_workdir=/tmp repl_password=123456 repl_user=myslave secondary_check_script=/usr/local/bin/masterha_secondary_check -s 20.0.0.18 -s 20.0.0.19 shutdown_script="" ssh_user=root user=mha [server1] hostname=20.0.0.12 port=3306 [server2] hostname=20.0.0.18 port=3306
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