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#! /usr/bin/perl -w -I ..
#
# Simple Network Management Protocol (SNMP) Test via check_snmp
#
#
use strict;
use Test::More;
use NPTest;
BEGIN {
plan skip_all => 'check_snmp is not compiled' unless -x "./check_snmp";
plan tests => 63;
}
my $res;
my $host_snmp = getTestParameter("NP_HOST_SNMP", "A host providing an SNMP Service", "localhost");
my $snmp_community = getTestParameter("NP_SNMP_COMMUNITY", "The SNMP Community string for SNMP Testing (assumes snmp v1)", "public");
my $host_nonresponsive = getTestParameter("NP_HOST_NONRESPONSIVE", "The hostname of system not responsive to network requests", "10.0.0.1");
my $hostname_invalid = getTestParameter("NP_HOSTNAME_INVALID", "An invalid (not known to DNS) hostname", "nosuchhost");
my $user_snmp = getTestParameter("NP_SNMP_USER", "An SNMP user", "auth_md5");
$res = NPTest->testCmd( "./check_snmp -t 1" );
is( $res->return_code, 3, "No host name" );
is( $res->output, "No host specified" );
$res = NPTest->testCmd( "./check_snmp -H fakehostname" );
is( $res->return_code, 3, "No OIDs specified" );
is( $res->output, "No OIDs specified" );
$res = NPTest->testCmd( "./check_snmp -H fakehost -o oids -P 3 -U not_a_user --seclevel=rubbish" );
is( $res->return_code, 3, "Invalid seclevel" );
like( $res->output, "/check_snmp: Invalid seclevel - rubbish/" );
$res = NPTest->testCmd( "./check_snmp -H fakehost -o oids -P 3c" );
is( $res->return_code, 3, "Invalid protocol" );
like( $res->output, "/check_snmp: Invalid SNMP version - 3c/" );
SKIP: {
skip "no snmp host defined", 50 if ( ! $host_snmp );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -w 1: -c 1:");
cmp_ok( $res->return_code, '==', 0, "Exit OK when querying uptime" );
like($res->output, '/^SNMP OK - (\d+)/', "String contains SNMP OK");
$res->output =~ /^SNMP OK - (\d+)/;
my $value = $1;
cmp_ok( $value, ">", 0, "Got a time value" );
like($res->perf_output, "/sysUpTime.*$1/", "Got perfdata with value '$1' in it");
# some more threshold tests
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -c 1");
cmp_ok( $res->return_code, '==', 2, "Threshold test -c 1" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -c 1:");
cmp_ok( $res->return_code, '==', 0, "Threshold test -c 1:" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -c ~:1");
cmp_ok( $res->return_code, '==', 2, "Threshold test -c ~:1" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -c 1:10");
cmp_ok( $res->return_code, '==', 2, "Threshold test -c 1:10" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -c \@1:10");
cmp_ok( $res->return_code, '==', 0, "Threshold test -c \@1:10" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -c 10:1");
cmp_ok( $res->return_code, '==', 0, "Threshold test -c 10:1" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o .1.3.6.1.2.1.1.3.0 -w 1: -c 1:");
cmp_ok( $res->return_code, '==', 0, "Test with numeric OID (no mibs loaded)" );
like($res->output, '/^SNMP OK - \d+/', "String contains SNMP OK");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysDescr.0");
cmp_ok( $res->return_code, '==', 0, "Exit OK when querying sysDescr" );
unlike($res->perf_output, '/sysDescr/', "Perfdata doesn't contain string values");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysDescr.0,system.sysDescr.0");
cmp_ok( $res->return_code, '==', 0, "Exit OK when querying two string OIDs, comma-separated" );
like($res->output, '/^SNMP OK - /', "String contains SNMP OK");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysDescr.0 -o system.sysDescr.0");
cmp_ok( $res->return_code, '==', 0, "Exit OK when querying two string OIDs, repeated option" );
like($res->output, '/^SNMP OK - /', "String contains SNMP OK");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrSWRun.hrSWRunTable.hrSWRunEntry.hrSWRunIndex.1 -w 1:1 -c 1:1");
cmp_ok( $res->return_code, '==', 0, "Exit OK when querying hrSWRunIndex.1" );
like($res->output, '/^SNMP OK - 1\s.*$/', "String fits SNMP OK and output format");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrSWRun.hrSWRunTable.hrSWRunEntry.hrSWRunIndex.1 -w 0 -c 1:");
cmp_ok( $res->return_code, '==', 1, "Exit WARNING when querying hrSWRunIndex.1 and warn-th doesn't apply " );
like($res->output, '/^SNMP WARNING - \*1\*\s.*$/', "String matches SNMP WARNING and output format");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrSWRun.hrSWRunTable.hrSWRunEntry.hrSWRunIndex.1 -w :0 -c 0");
cmp_ok( $res->return_code, '==', 2, "Exit CRITICAL when querying hrSWRunIndex.1 and crit-th doesn't apply" );
like($res->output, '/^SNMP CRITICAL - \*1\*\s.*$/', "String matches SNMP CRITICAL and output format");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o ifIndex.2,ifIndex.1 -w 1:2 -c 1:2");
cmp_ok( $res->return_code, '==', 0, "Checking two OIDs at once" );
like($res->output, "/^SNMP OK - 2 1/", "Got two values back" );
like( $res->perf_output, "/ifIndex.2=2/", "Got 1st perf data" );
like( $res->perf_output, "/ifIndex.1=1/", "Got 2nd perf data" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o ifIndex.2,ifIndex.1 -w 1:2,1:2 -c 2:2,2:2");
cmp_ok( $res->return_code, '==', 2, "Checking critical threshold is passed if any one value crosses" );
like($res->output, "/^SNMP CRITICAL - 2 *1*/", "Got two values back" );
like( $res->perf_output, "/ifIndex.2=2/", "Got 1st perf data" );
like( $res->perf_output, "/ifIndex.1=1/", "Got 2nd perf data" );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrStorage.hrMemorySize.0,host.hrSystem.hrSystemProcesses.0 -w 1:,1: -c 1:,1:");
cmp_ok( $res->return_code, '==', 0, "Exit OK when querying hrMemorySize and hrSystemProcesses");
like($res->output, '/^SNMP OK - \d+ \d+/', "String contains hrMemorySize and hrSystemProcesses");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrSWRun.hrSWRunTable.hrSWRunEntry.hrSWRunIndex.1 -w \@:0 -c \@0");
cmp_ok( $res->return_code, '==', 0, "Exit OK with inside-range thresholds");
like($res->output, '/^SNMP OK - 1\s.*$/', "String matches SNMP OK and output format");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o enterprises.ucdavis.laTable.laEntry.laLoad.3");
$res->output =~ m/^SNMP OK - (\d+\.\d{2})\s.*$/;
my $lower = $1 - 0.05;
my $higher = $1 + 0.05;
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o enterprises.ucdavis.laTable.laEntry.laLoad.3 -w $lower -c $higher");
cmp_ok( $res->return_code, '==', 1, "Exit WARNING with fractionnal arguments");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0,host.hrSWRun.hrSWRunTable.hrSWRunEntry.hrSWRunIndex.1 -w ,:0 -c ,:2");
cmp_ok( $res->return_code, '==', 1, "Exit WARNING on 2nd threshold");
like($res->output, '/^SNMP WARNING - Timeticks:\s\(\d+\)\s+(?:\d+ days?,\s+)?\d+:\d+:\d+\.\d+\s+\*1\*\s.*$/', "First OID returned as string, 2nd checked for thresholds");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrSWRun.hrSWRunTable.hrSWRunEntry.hrSWRunIndex.1 -w '' -c ''");
cmp_ok( $res->return_code, '==', 0, "Empty thresholds doesn't crash");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrStorage.hrMemorySize.0,host.hrSystem.hrSystemProcesses.0 -w ,,1 -c ,,2");
cmp_ok( $res->return_code, '==', 0, "Skipping first two thresholds on 2 OID check");
like($res->output, '/^SNMP OK - \d+ \w+ \d+\s.*$/', "Skipping first two thresholds, result printed rather than parsed");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o host.hrStorage.hrMemorySize.0,host.hrSystem.hrSystemProcesses.0 -w ,, -c ,,");
cmp_ok( $res->return_code, '==', 0, "Skipping all thresholds");
like($res->output, '/^SNMP OK - \d+ \w+ \d+\s.*$/', "Skipping all thresholds, result printed rather than parsed");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0 -c 1000000000000: -u '1/100 sec'");
cmp_ok( $res->return_code, '==', 2, "Timetick used as a threshold");
like($res->output, '/^SNMP CRITICAL - \*\d+\* 1\/100 sec.*$/', "Timetick used as a threshold, parsed as numeric");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o system.sysUpTime.0");
cmp_ok( $res->return_code, '==', 0, "Timetick used as a string");
like($res->output, '/^SNMP OK - Timeticks:\s\(\d+\)\s+(?:\d+ days?,\s+)?\d+:\d+:\d+\.\d+\s.*$/', "Timetick used as a string, result printed rather than parsed");
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -C $snmp_community -o HOST-RESOURCES-MIB::hrSWRunName.1");
cmp_ok( $res->return_code, '==', 0, "snmp response without datatype");
like( $res->output, '/^SNMP OK - "(systemd|init)" \| $/', "snmp response without datatype" );
}
SKIP: {
skip "no SNMP user defined", 1 if ( ! $user_snmp );
$res = NPTest->testCmd( "./check_snmp -H $host_snmp -o HOST-RESOURCES-MIB::hrSystemUptime.0 -P 3 -U $user_snmp -L noAuthNoPriv");
like( $res->output, '/^SNMP OK - Timeticks:\s\(\d+\)\s+(?:\d+ days?,\s+)?\d+:\d+:\d+\.\d+\s.*$/', "noAuthNoPriv security level works properly" );
}
# These checks need a complete command line. An invalid community is used so
# the tests can run on hosts w/o snmp host/community in NPTest.cache. Execution will fail anyway
SKIP: {
skip "no non responsive host defined", 2 if ( ! $host_nonresponsive );
$res = NPTest->testCmd( "./check_snmp -H $host_nonresponsive -C np_foobar -o system.sysUpTime.0 -w 1: -c 1:");
cmp_ok( $res->return_code, '==', 2, "Exit CRITICAL with non responsive host" );
like($res->output, '/Plugin timed out while executing system call/', "String matches timeout problem");
}
SKIP: {
skip "no non invalid host defined", 2 if ( ! $hostname_invalid );
$res = NPTest->testCmd( "./check_snmp -H $hostname_invalid -C np_foobar -o system.sysUpTime.0 -w 1: -c 1:");
cmp_ok( $res->return_code, '==', 3, "Exit UNKNOWN with non responsive host" );
like($res->output, '/External command error: .*(nosuchhost|Name or service not known|Unknown host)/', "String matches invalid host");
}
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