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https://github.com/ranl/monitor-utils.git
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132 lines
3.0 KiB
Perl
Executable File
132 lines
3.0 KiB
Perl
Executable File
#!/usr/bin/env perl
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#####################################
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#####################################
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### ______ _ =) ###
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### | ___ \ | | ###
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### | |_/ / __ _ _ __ | | ###
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### | / / _` || '_ \ | | ###
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### | |\ \| (_| || | | || |____ ###
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### \_| \_|\__,_||_| |_|\_____/ ###
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#####################################
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#####################################
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# Info
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# Checks AVTECH Room alert devices tempeture via SNMP
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use strict;
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use Net::SNMP;
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use Getopt::Long; Getopt::Long::Configure('bundling');
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my $stat = 0;
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my $msg = "RoomAlert";
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my $perf;
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my $script_name = "check-roomalert.pl";
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### SNMP OIDs
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###############
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my $s_internal = '.1.3.6.1.4.1.20916.1.6.1.1.1.2.0';
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my $s_external = '.1.3.6.1.4.1.20916.1.6.1.2.1.1.0';
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### Functions
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###############
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sub _create_session {
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my ($server, $comm) = @_;
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my $version = 1;
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my ($sess, $err) = Net::SNMP->session( -hostname => $server, -version => $version, -community => $comm);
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if (!defined($sess)) {
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print "Can't create SNMP session to $server\n";
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exit(1);
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}
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return $sess;
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}
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sub _get_oid_value(@) {
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my $sess = shift;
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my $local_oid = shift;
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my $r_return = $sess->get_request(-varbindlist => [$local_oid]);
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return($r_return->{$local_oid});
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}
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sub FSyntaxError($) {
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my $err = shift;
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print <<EOU;
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$err
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-H = Ip/Dns Name of the FW
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-C = SNMP Community
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-w = Warning Value -> internal,external
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-c = Critical Value -> internal,external
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EOU
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exit(1);
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}
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my %opt;
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my $result = GetOptions(\%opt,
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'host|H=s',
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'com|C=s',
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'warn|w=s',
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'crit|c=s',
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);
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FSyntaxError("Missing -H") unless defined $opt{'host'};
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FSyntaxError("Missing -C") unless defined $opt{'com'};
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FSyntaxError("Missing -w") unless defined $opt{'warn'};
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FSyntaxError("Missing -c") unless defined $opt{'crit'};
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# Validate Warning
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my @warn = split(",",$opt{'warn'});
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my @crit = split(",",$opt{'crit'});
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if($warn[0] > $crit[0]) {
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FSyntaxError("Warning can't be larger then Critical: $warn[0] > $crit[0]");
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}
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if($warn[1] > $crit[1]) {
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FSyntaxError("Warning can't be larger then Critical: $warn[1] > $crit[1]");
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}
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# Establish SNMP Session
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our $snmp_session = _create_session($opt{'host'},$opt{'com'});
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my $internal = _get_oid_value($snmp_session,$s_internal);
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my $external = _get_oid_value($snmp_session,$s_external);
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$internal = int(substr($internal,0,2) . "." . substr($internal,2,2));
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$external = int(substr($external,0,2) . "." . substr($external,2,2));
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my $istat = 0;
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my $estat = 0;
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# Check Internal
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if($internal >= $crit[0]) {
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$istat=2;
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} elsif($internal >= $warn[0] and $internal < $crit[0]) {
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$istat=1;
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} else {
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$istat=0;
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}
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# Check External
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if($external >= $crit[1]) {
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$estat=2;
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} elsif($external >= $warn[1] and $external < $crit[1]) {
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$estat=1;
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} else {
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$estat=0;
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}
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if($istat == 2 or $estat == 2) {
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$stat = 2;
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$msg = "CRIT: $msg";
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} elsif($istat == 1 or $estat == 1) {
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$stat = 1;
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$msg = "WARN: $msg";
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} else {
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$stat = 0;
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$msg = "OK: $msg";
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}
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# Perf Data
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$perf="internal=$internal external=$external";
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print "$msg | $perf\n";
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exit($stat);
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