/usr/bin/masterha_manager 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 | #!/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 English qw(-no_match_vars);
use Getopt::Long qw(:config pass_through);
use Pod::Usage;
use MHA::MasterMonitor;
use MHA::MasterFailover;
use MHA::ManagerConst;
my $help;
my $version;
$| = 1;
GetOptions(
'help' => \$help,
'version' => \$version,
);
if ($version) {
print "masterha_manager version $MHA::ManagerConst::VERSION.\n";
exit 0;
}
if ($help) {
pod2usage(0);
}
my @ORIG_ARGV = @ARGV;
my ( $exit_code, $dead_master, $ssh_reachable ) =
MHA::MasterMonitor::main( "--interactive=0", @ARGV );
if ( $exit_code && $exit_code != $MHA::ManagerConst::MASTER_DEAD_RC ) {
exit $exit_code;
}
if ( !$dead_master->{hostname}
|| !$dead_master->{ip}
|| !$dead_master->{port}
|| !defined($ssh_reachable) )
{
exit 1;
}
@ARGV = @ORIG_ARGV;
$exit_code = MHA::MasterFailover::main(
"--master_state=dead",
"--interactive=0",
"--dead_master_host=$dead_master->{hostname}",
"--dead_master_ip=$dead_master->{ip}",
"--dead_master_port=$dead_master->{port}",
"--ssh_reachable=$ssh_reachable",
@ARGV
);
exit $exit_code;
# ############################################################################
# Documentation
# ############################################################################
=pod
=head1 NAME
masterha_manager - Monitoring MySQL master server availability and do failover if it detects master failure
=head1 SYNOPSIS
masterha_manager --global_conf=/etc/masterha_default.cnf --conf=/usr/local/masterha/conf/app1.cnf
See online reference (http://code.google.com/p/mysql-master-ha/wiki/masterha_manager) for details.
=head1 DESCRIPTION
See online reference (http://code.google.com/p/mysql-master-ha/wiki/masterha_manager) for details.
|