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46 lines
775 B
46 lines
775 B
#!/usr/bin/perl -w
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use strict;
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use File::Which;
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use Getopt::Long;
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my $what = 'cstate';
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my $resource = undef;
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my @supported = qw(cstate dstate role);
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GetOptions(
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"what=s" => \$what,
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"resource=s" => \$resource
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);
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my $drbdadm = which('drbdadm');
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unless($drbdadm){
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die 'ZBX_NOTSUPPORTED';
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}
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sub usage(){
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my $supp = join('|', @supported);
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print <<"EOF";
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usage: $0 --what=[$supp] --resource=<drbd resource name>
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EOF
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}
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unless ((grep { $_ eq $what } @supported) && $resource){
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usage();
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exit 1;
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}
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open RES, '-|', $drbdadm, $what, $resource || die "Can't open pipe: $!";
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my $out = join "", <RES>;
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close RES || die "An error occured: $!\n";
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chomp($out);
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# We only want the state of the local node
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if ($out =~ m{(.*)/.*}){
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$out = $1;
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}
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print $out;
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exit 0;
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