/usr/share/perl5/MMM/Agent/Role.pm is in mysql-mmm-agent 2.2.1-1.1.
This file is owned by root:root, with mode 0o644.
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 | package MMM::Agent::Role;
use base 'MMM::Common::Role';
use strict;
use warnings FATAL => 'all';
use Log::Log4perl qw(:easy);
use MMM::Agent::Helpers;
our $VERSION = '0.01';
=head1 NAME
MMM::Agent::Role - role class (agent)
=cut
=head1 METHODS
=over 4
=item check()
Check (=assure) that the role is configured on the local host.
=cut
sub check($) {
my $self = shift;
my $res;
if ($self->name eq $main::agent->writer_role) {
$res = MMM::Agent::Helpers::allow_write();
if (!defined($res) || $res !~ /^OK/) {
FATAL sprintf("Couldn't allow writes: %s", defined($res) ? $res : 'undef');
return;
}
}
$res = MMM::Agent::Helpers::configure_ip($main::agent->interface, $self->ip);
if (!defined($res) || $res !~ /^OK/) {
FATAL sprintf("Couldn't configure IP '%s' on interface '%s': %s", $self->ip, $main::agent->interface, defined($res) ? $res : 'undef');
return;
}
}
=item add()
Add a role to the local host.
=cut
sub add($) {
my $self = shift;
my $res;
if ($self->name eq $main::agent->writer_role) {
$res = MMM::Agent::Helpers::sync_with_master();
if (!defined($res) || $res !~ /^OK/) {
FATAL sprintf("Couldn't sync with master: %s", defined($res) ? $res : 'undef');
return;
}
$res = MMM::Agent::Helpers::allow_write();
if (!defined($res) || $res !~ /^OK/) {
FATAL sprintf("Couldn't allow writes: %s", defined($res) ? $res : 'undef');
return;
}
}
$res = MMM::Agent::Helpers::configure_ip($main::agent->interface, $self->ip);
if (!defined($res) || $res !~ /^OK/) {
FATAL sprintf("Couldn't configure IP '%s' on interface '%s': %s", $self->ip, $main::agent->interface, defined($res) ? $res : 'undef');
return;
}
}
=item del()
Delete a role from the local host.
=cut
sub del($) {
my $self = shift;
my $res;
if ($self->name eq $main::agent->writer_role) {
$res = MMM::Agent::Helpers::deny_write();
if (!defined($res) || $res !~ /^OK/) {
FATAL sprintf("Couldn't deny writes: %s", defined($res) ? $res : 'undef');
}
}
$res = MMM::Agent::Helpers::clear_ip($main::agent->interface, $self->ip);
if (!defined($res) || $res !~ /^OK/) {
FATAL sprintf("Couldn't clear IP '%s' from interface '%s': %s", $self->ip, $main::agent->interface, defined($res) ? $res : 'undef');
}
}
1;
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