MYSQL應(yīng)用
          ssh-keyger -t rsa
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.50
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.51
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.52
          ssh 192.168.216.50 date
          ssh 192.168.216.51 date
          ssh 192.168.216.52 date

MYSQL應(yīng)用
          ssh-keyger -t rsa
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.50
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.51
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.52
          ssh 192.168.216.50 date
          ssh 192.168.216.51 date
          ssh 192.168.216.52 date

MYSQL應(yīng)用
          ssh-keyger -t rsa
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.50
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.51
          ssh-coyp-id -i /root/.ssh/id_rsa.pub root@192.168.216.52
          ssh 192.168.216.50 date
          ssh 192.168.216.51 date
          ssh 192.168.216.52 date

MYSQL應(yīng)用
    groupadd mysql
     useradd -g mysql -s /bin/nologin -M mysql
     mkdir -pv /data/mysql
     tar -zxvf mysql-5.6.16-linux-glibc2.5-x86_64.tar.gz
     mv mysql-5.6.16-linux-glibc2.5-x86_64 /usr/local/mysql
     cd /usr/local/mysql/script
     ./ mysql_install_db Cuser=mysql Cbasedir=/usr/local/mysql Cdatadair=/data/mysql

MYSQL應(yīng)用
     vim /usr/local/mysql/my.cnf

MYSQL應(yīng)用
    [mysql]
     # CLIENT #
     port              = 3306
     socket             = /tmp/mysql.sock
 
     [mysqld]
     # GENERAL #
     user              = mysql
     default-storage-engine     = InnoDB
     socket             = /tmp/mysql.sock
     pid-file            = /data/mysql/mysql.pid
 
     # MyISAM #
     key-buffer-size        = 32M
     myisam-recover         = FORCE,BACKUP
 
     # SAFETY #
     max-allowed-packet       = 16M
     max-connect-errors       = 1000000
    
     # DATA STORAGE #
     datadir            = /data/mysql/
 
     # BINARY LOGGING #
     server_id                        = 1      #不同服務(wù)器不一樣
     log-bin            = /data/mysql/mysql-bin
     expire-logs-days        = 14
     sync-binlog          = 1
 
     # CACHES AND LIMITS #
     tmp-table-size         = 32M
     max-heap-table-size      = 32M
     query-cache-type        = 0
     query-cache-size        = 0
     max-connections        = 500
     thread-cache-size       = 50
     open-files-limit        = 65535
     table-definition-cache     = 1024
     table-open-cache        = 2048
 
     # INNODB #
     innodb-flush-method      = O_DIRECT
     innodb-log-files-in-group   = 2
     innodb-log-file-size      = 64M
     innodb-flush-log-at-trx-commit = 1
     innodb-file-per-table     = 1
     innodb-buffer-pool-size    = 592M
 
     # LOGGING #
     log-error           = /data/mysql/mysql-error.log
     log-queries-not-using-indexes = 1
     slow-query-log         = 1
     slow-query-log-file      = /data/mysql/mysql-slow.log

MYSQL應(yīng)用
          grant all privileges on *.* to root@'127.0.0.1' identified by 'root';
          grant all privileges on *.* to root@'localhost' identified by 'root';
          grant all privileges on *.* to root@'192.168.216.50' identified by 'root';
          grant replication slave on *.* to slave@'192.168.216.50' identified by 'slave';
          grant replication slave on *.* to slave@'192.168.216.51' identified by 'slave';
          grant replication slave on *.* to slave@'192.168.216.52' identified by 'slave';

MYSQL應(yīng)用
          grant all privileges on *.* to root@'127.0.0.1' identified by 'root';
          grant all privileges on *.* to root@'localhost' identified by 'root';
          grant all privileges on *.* to root@'192.168.216.50' identified by 'root';
          grant replication slave on *.* to slave@'192.168.216.50' identified by 'slave';
          grant replication slave on *.* to slave@'192.168.216.51' identified by 'slave';
          grant replication slave on *.* to slave@'192.168.216.52' identified by 'slave';

MYSQL應(yīng)用
          grant all privileges on *.* to root@'127.0.0.1' identified by 'root';
          grant all privileges on *.* to root@'localhost' identified by 'root';
          grant all privileges on *.* to root@'192.168.216.50' identified by 'root';
          grant all privileges on *.* to root@'192.168.216.51' identified by 'root';
          grant replication slave on *.* to slave@'192.168.216.50' identified by 'slave';
          grant replication slave on *.* to slave@'192.168.216.51' identified by 'slave';
          grant replication slave on *.* to slave@'192.168.216.52' identified by 'slave';

MYSQL應(yīng)用
perl-Config-Tiny
perl-Params-Validate
perl-Parallel-ForkManager
perl-Log-Dispatch
|- perl-MIME-Lite-3.027-2.el6.noarch.rpm
     |- perl-MIME-Types-1.28-2.el6.noarch.rpm
     |- perl-Email-Date-Format-1.002-5.el6.noarch.rpm
     |- perl-MailTools-2.04-4.el6.noarch.rpm
          |- perl-TimeDate-1.16-11.1.el6.noarch.rpm
          |- perl-Data-ShowTable-3.3-3.4.noarch.rpm
|- perl-Mail-Sender-0.8.22-21.1.noarch.rpm
     |- perl-IO-Socket-SSL-1.31-2.el6.noarch.rpm
          |- perl-Net-LibIDN-0.12-3.el6.x86_64.rpm
          |- perl-Net-SSLeay-1.35-9.el6.x86_64.rpm
     |-perl-Win32API-Registry
|- perl-Mail-Sendmail-0.79_16-4.2.noarch.rpm

MYSQL應(yīng)用
     rpm -ivh ncftp-debuginfo-3.2.3-1.3.x86_64.rpm
     rpm -ivh perl-Parallel-ForkManager-0.7.5-2.2.el6.rf.noarch.rpm
     rpm -ivh perl-Params-Validate-0.91-2.4.x86_64.rpm
     rpm -ivh perl-Config-Tiny-2.12-7.1.el6.noarch.rpm
     rpm -ivh perl-MIME-Types-1.28-2.el6.noarch.rpm
     rpm -ivh perl-Email-Date-Format-1.002-5.el6.noarch.rpm
     rpm -ivh perl-TimeDate-1.16-11.1.el6.noarch.rpm
     rpm -ivh perl-Data-ShowTable-3.3-3.4.noarch.rpm
     rpm -ivh perl-MailTools-2.04-4.el6.noarch.rpm
     rpm -ivh perl-MIME-Lite-3.027-2.el6.noarch.rpm
     rpm -ivh perl-Net-LibIDN-0.12-3.el6.x86_64.rpm
     rpm -ivh perl-Net-SSLeay-1.35-9.el6.x86_64.rpm
     rpm -ivh perl-IO-Socket-SSL-1.31-2.el6.noarch.rpm
     rpm -ivh perl-Mail-Sendmail-0.79_16-4.2.noarch.rpm
     rpm -ivh perl-Mail-Sender-0.8.22-21.1.noarch.rpm
     rpm -ivh perl-Log-Dispatch-2.22-7.3.noarch.rpm

MYSQL應(yīng)用
     tar -zxvf DBD-mysql-4.027.tar.gz
     cd DBD-mysql-4.0.27
     perl Makefile.PL
     make && make install

MYSQL應(yīng)用
     rpm -ivh ncftp-debuginfo-3.2.3-1.3.x86_64.rpm
     rpm -ivh perl-DBD-MySQL-4.013-3.el6.x86_64.rpm

MYSQL應(yīng)用
     ln -s /usr/local/mysql/bin/mysqlbinlog /usr/bin/mysqlbinlog
     ln -s /usr/local/mysql/bin/mysql /usr/bin/mysql

MYSQL應(yīng)用
     vim /etc/ld.so.conf.d/mysql-x86_64.conf
       /usr/local/mysql/lib
     ldconfig

MYSQL應(yīng)用
     tar -zxvf mha4mysql-node-0.54.tar.gz
     cd mha4mysql-node-0.54
     perl Makefile.PL
     make && make install

MYSQL應(yīng)用
     tar -zxvf mha4mysql-manager-0.54.tar.gz
     cd mha4mysql-manager-0.54
     perl Makefile.PL
     make && make install
     mkdir -pv /etc/masterha
     mkdir -pv /masterha/app1
     cp samples/conf/* /etc/masterha
     cp samples/scripts/* /usr/local/bin

MYSQL應(yīng)用
     vim /etc/masterha/app1.cnf

MYSQL應(yīng)用
     [server default]
     manager_workdir=/masterha/app1
     manager_log=/masterha/app1/manager.log
 
     user=root
     password=root
 
     ssh_user=root
     repl_user=slave
     repl_password=slave
     shutdown_script=""
     #master_ip_failover_script="/usr/local/bin/masterha_ip_failover"
     master_ip_online_change_script="/usr/local/bin/masterha_ip_failover "
     report_script=""
 
     [server1]
     hostname=192.168.216.50
     master_binlog_dir="/data/mysql/"
     candidate_master=1
 
     [server2]
     hostname=192.168.216.51
     master_binlog_dir="/data/mysql/"
     candidate_master=1
 
     [server3]
     hostname=192.168.216.52
     master_binlog_dir="/data/mysql/"
     candidate_master=1

MYSQL應(yīng)用
     masterha_check_ssh Cconf=/etc/masterha/app1.cnf

MYSQL應(yīng)用
    masterha_check_repl Cconf=/etc/masterha/app1.cnf

MYSQL應(yīng)用
   masterha_manager Cconf=/etc/masterha/app1.cnf

MYSQL應(yīng)用
     vim /etc/masterha/app1.cnf

MYSQL應(yīng)用
          master_ip_failover_script="/usr/local/bin/masterha_ip_failover "
          master_ip_online_change_script="/usr/local/bin/masterha_ip_failover "

MYSQL應(yīng)用
     vim /usr/local/bin/masterha_ip_failover

MYSQL應(yīng)用
#!/usr/bin/env perl
use strict;
use warnings FATAL => 'all';
 
use Getopt::Long;
 
my (
  $command,     $ssh_user,    $orig_master_host, $orig_master_ip,
  $orig_master_port, $new_master_host, $new_master_ip,  $new_master_port
);
 
# my $vip = '172.16.21.119/24'; # Virtual IP
my $vip = '192.168.216.100/24'; # Virtual IP
my $key = "1";
my $ssh_start_vip = "/sbin/ifconfig eth0:$key $vip";
my $ssh_stop_vip = "/sbin/ifconfig eth0:$key down";
 
GetOptions(
  'command=s'     => \$command,
  'ssh_user=s'     => \$ssh_user,
  'orig_master_host=s' => \$orig_master_host,
  'orig_master_ip=s'  => \$orig_master_ip,
  'orig_master_port=i' => \$orig_master_port,
  'new_master_host=s' => \$new_master_host,
  'new_master_ip=s'  => \$new_master_ip,
  'new_master_port=i' => \$new_master_port,
);
 
exit &main();
 
sub main {
 
  print "\n\nIN SCRIPT TEST====$ssh_stop_vip==$ssh_start_vip===\n\n";
 
  if ( $command eq "stop" || $command eq "stopssh" ) {
 
    # $orig_master_host, $orig_master_ip, $orig_master_port are passed.
    # If you manage master ip address at global catalog database,
    # invalidate orig_master_ip here.
    my $exit_code = 1;
    eval {
      print "Disabling the VIP on old master: $orig_master_host \n";
      &stop_vip();
      $exit_code = 0;
    };
    if ($@) {
      warn "Got Error: $@\n";
      exit $exit_code;
    }
    exit $exit_code;
  }
  elsif ( $command eq "start" ) {
 
    # all arguments are passed.
    # If you manage master ip address at global catalog database,
    # activate new_master_ip here.
    # You can also grant write access (create user, set read_only=0, etc) here.
    my $exit_code = 10;
    eval {
      print "Enabling the VIP C $vip on the new master C $new_master_host \n";
      &start_vip();
      $exit_code = 0;
    };
    if ($@) {
      warn $@;
      exit $exit_code;
    }
    exit $exit_code;
  }
  elsif ( $command eq "status" ) {
    print "Checking the Status of the script.. OK \n";
    `ssh $ssh_user\@cluster1 \" $ssh_start_vip \"`;
    exit 0;
  }
  else {
    &usage();
    exit 1;
  }
}
 
# A simple system call that enable the VIP on the new master
sub start_vip() {
  `ssh $ssh_user\@$new_master_host \" $ssh_start_vip \"`;
}
# A simple system call that disable the VIP on the old_master
sub stop_vip() {
  `ssh $ssh_user\@$orig_master_host \" $ssh_stop_vip \"`;
}
 
sub usage {
  print
  "Usage: master_ip_failover Ccommand=start|stop|stopssh|status Corig_master_host=host Corig_master_ip=ip Corig_master_port=port Cnew_master_host=host Cnew_master_ip=ip Cnew_master_port=port\n";
}

MYSQL應(yīng)用
/usr/local/bin/masterha_ip_failover Ccommand=status Cssh_user=root Corig_master_host=192.168.216.51 Corig_master_ip=192.168.216.51 Corig_master_port=3306

MYSQL應(yīng)用
/usr/local/bin/masterha_ip_failover Ccommand=start Cssh_user=root Corig_master_host=192.168.216.51 Corig_master_ip=192.168.216.51 Corig_master_port=3306 Cnew_master_host=192.168.216.51