MHA架构online_change和failover脚本
免费下载
编辑
failover
脚本：
vim /usr/local/scripts/master_ip_failover
#!/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 = "192.168.56.111/24";
my $key = '0';
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" ) {
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" ) {
my $exit_code = 10;
eval {
print "Enabling the VIP-$vip on the new master-$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";
exit 0;
}
else {
&usage();
exit 1;
}
}
sub start_vip() {
`ssh $ssh_user\@$new_master_host \"$ssh_start_vip \"`;
}
sub stop_vip() {
return 0 unless ($ssh_user);
`ssh $ssh_user\@$orig_master_host \"$ssh_stop_vip \"`;
}
sub usage {
print
"Usage:master_ip_failover --command=start|stop|stopssh|status --orig_master_host=host
--orig_master_ip=ip --orig_master_port=port --new_master_host=host --new_master_ip=ip
--new_master_port=port\n";
}
编辑
online_change
的脚本：
cd /usr/local/scripts/
vim master_ip_online_change
#!/usr/bin/env perl
use strict;
use warnings FATAL => 'all';
use Getopt::Long;
use MHA::DBHelper;
use MHA::NodeUtil;
use Time::HiRes qw( sleep gettimeofday tv_interval );
use Data::Dumper;
my $_tstart;
my $_running_interval = 0.1;
my $vip = "192.168.56.111";
my $if = "eth0";
my (
$command, $orig_master_is_new_slave, $orig_master_host,
$orig_master_ip, $orig_master_port, $orig_master_user,
$orig_master_password, $orig_master_ssh_user, $new_master_host,
$new_master_ip, $new_master_port, $new_master_user,
$new_master_password, $new_master_ssh_user,
);
GetOptions(
'command=s' => \$command,
'orig_master_is_new_slave' => \$orig_master_is_new_slave,
'orig_master_host=s' => \$orig_master_host,
'orig_master_ip=s' => \$orig_master_ip,
'orig_master_port=i' => \$orig_master_port,
'orig_master_user=s' => \$orig_master_user,
'orig_master_password=s' => \$orig_master_password,
'orig_master_ssh_user=s' => \$orig_master_ssh_user,
'new_master_host=s' => \$new_master_host,
'new_master_ip=s' => \$new_master_ip,
of 9
免费下载
【版权声明】本文为墨天轮用户原创内容，转载时必须标注文档的来源（墨天轮），文档链接，文档作者等基本信息，否则作者和墨天轮有权追究责任。如果您发现墨天轮中有涉嫌抄袭或者侵权的内容，欢迎发送邮件至：contact@modb.pro进行举报，并提供相关证据，一经查实，墨天轮将立刻删除相关内容。
下载排行榜
1
2
9-数据库人的进阶之路：从PG分区、SQL优化到拥抱AI未来（罗敏）.pptx
3
1-PG版本兼容性案例（彭冲）.pptx
4
2-TDSQL PG在复杂查询场景中的挑战与实践-opensource.pdf
5
6-PostgreSQL 哈希索引原理浅析（文一）.pdf
6
8-基于PG向量和RAG技术的开源知识库问答系统MaxKB.pptx
7
3-AI时代的变革者-面向机器的接口语言(MOQL)_吕海波.pptx
8
4-IvorySQL V4：双解析器架构下的兼容性创新实践.pptx
9
7-拉起PG好伙伴DifySupaOdoo.pdf
10
《云原生安全攻防启示录》李帅臻.pdf
文档被以下合辑收录
相关文档
评论