/usr/bin/masterha_conf_host is in mha4mysql-manager 0.55-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 | #!/usr/bin/env perl
# Copyright (C) 2011 DeNA Co.,Ltd.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
use strict;
use warnings FATAL => 'all';
use Getopt::Long;
use Pod::Usage;
use MHA::Config;
my $help;
my $version;
my $command;
my $conf;
my $block;
my $hostname;
my $params;
GetOptions(
'help' => \$help,
'version' => \$version,
'command=s' => \$command,
'conf=s' => \$conf,
'block=s' => \$block,
'hostname=s' => \$hostname,
'params=s' => \$params,
);
if ($version) {
print "masterha_conf_host version $MHA::ManagerConst::VERSION.\n";
exit 0;
}
if ($help) {
pod2usage(0);
}
if ( !$command ) {
die "--command=<add|remove> must be set.\n";
}
if ( !$conf ) {
die "--conf=<target_conf_file> must be set.\n";
}
if ( !-f $conf ) {
die "$conf does not exist!\n";
}
if ($block) {
if ( $block !~ m/^server/ ) {
$block = "server" . $block;
}
}
else {
$block = "server_" . $hostname if ($hostname);
}
unless ($block) {
die "--block=<block_name> must be set.\n";
}
if ( $command eq "add" ) {
unless ($hostname) {
die "--hostname=<new_host_name> must be set.\n";
}
my @param_array;
if ($params) {
@param_array = split( /;/, $params );
}
MHA::Config::add_block_and_save( $conf, $block, $hostname, \@param_array );
}
elsif ( $command eq "delete" || $command eq "remove" ) {
MHA::Config::delete_block_and_save( $conf, $block );
}
else {
pod2usage(1);
}
# ############################################################################
# Documentation
# ############################################################################
=pod
=head1 NAME
masterha_conf_host - Adding new host entry to, or removing existing host entry from a config file
=head1 SYNOPSIS
masterha_conf_host --command=add --conf=/etc/conf/masterha/app1.cnf --hostname=db101
The following lines will be added to the conf file.
[server_db101]
hostname=db101
masterha_conf_host --command=add --conf=/etc/conf/masterha/app1.cnf --hostname=db101 --block=100 --params="no_master=1;ignore_fail=1"
The following lines will be added to the conf file.
[server_100]
hostname=db101
no_master=1
ignore_fail=1
masterha_conf_host --command=delete --conf=/etc/conf/masterha/app1.cnf --block=server100
Then entire block [server100] will be removed.
See online reference (http://code.google.com/p/mysql-master-ha/wiki/masterha_conf_host) for details.
=head1 DESCRIPTION
See online reference (http://code.google.com/p/mysql-master-ha/wiki/masterha_conf_host) for details.
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