diff options
Diffstat (limited to '')
| -rwxr-xr-x | plugins/tests/check_snmp.t | 286 |
1 files changed, 286 insertions, 0 deletions
diff --git a/plugins/tests/check_snmp.t b/plugins/tests/check_snmp.t new file mode 100755 index 0000000..bfe42e1 --- /dev/null +++ b/plugins/tests/check_snmp.t @@ -0,0 +1,286 @@ +#! /usr/bin/perl -w -I .. +# +# Test check_snmp by having an actual SNMP agent running +# + +use strict; +use Test::More; +use NPTest; +use FindBin qw($Bin); +use POSIX qw/strftime/; + +my $tests = 81; +# Check that all dependent modules are available +eval { + require NetSNMP::OID; + require NetSNMP::agent; + require NetSNMP::ASN; +}; + +if ($@) { + plan skip_all => "Missing required module for test: $@"; +} else { + if (-x "./check_snmp") { + # check if snmpd has perl support + my $test = `snmpd -c tests/conf/snmpd.conf -C -r -H 2>&1`; + if(!defined $test) { + plan skip_all => "snmpd required"; + } + elsif($test =~ m/Warning: Unknown token: perl/) { + plan skip_all => "snmpd has no perl support"; + } else { + plan tests => $tests; + } + } else { + plan skip_all => "No check_snmp compiled"; + } +} + +my $port_snmp = 16100 + int(rand(100)); + +my $faketime = -x '/usr/bin/faketime' ? 1 : 0; + +# Start up server +my @pids; +my $pid = fork(); +if ($pid) { + # Parent + push @pids, $pid; + # give our agent some time to startup + sleep(1); +} else { + # Child + #print "child\n"; + + print "Please contact SNMP at: $port_snmp\n"; + close(STDERR); # Comment out to debug snmpd problems (most errors sent there are OK) + exec("snmpd -c tests/conf/snmpd.conf -C -f -r udp:$port_snmp"); +} + +END { + foreach my $pid (@pids) { + if ($pid) { print "Killing $pid\n"; kill "INT", $pid } + } +}; + +if ($ARGV[0] && $ARGV[0] eq "-d") { + while (1) { + sleep 100; + } +} + +# We should merge that with $ENV{'NPTEST_CACHE'}, use one dir for all test data +$ENV{'MP_STATE_PATH'} ||= "/var/tmp"; + +my $res; + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.0"); +cmp_ok( $res->return_code, '==', 0, "Exit OK when querying a multi-line string" ); +like($res->output, '/^SNMP OK - /', "String contains SNMP OK"); +like($res->output, '/'.quotemeta('SNMP OK - Cisco Internetwork Operating System Software | +.1.3.6.1.4.1.8072.3.2.67.0: +"Cisco Internetwork Operating System Software +IOS (tm) Catalyst 4000 \"L3\" Switch Software (cat4000-I9K91S-M), Version +12.2(20)EWA, RELEASE SOFTWARE (fc1) +Technical Support: http://www.cisco.com/techsupport +Copyright (c) 1986-2004 by cisco Systems, Inc. +"').'/m', "String contains all lines"); + +# sysContact.0 is "Alice" (from our snmpd.conf) +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.0 -o sysContact.0 -o .1.3.6.1.4.1.8072.3.2.67.1"); +cmp_ok( $res->return_code, '==', 0, "Exit OK when querying multi-line OIDs" ); +like($res->output, '/^SNMP OK - /', "String contains SNMP OK"); +like($res->output, '/'.quotemeta('SNMP OK - Cisco Internetwork Operating System Software ').'"?Alice"?'.quotemeta(' Kisco Outernetwork Oserating Gystem Totware | +.1.3.6.1.4.1.8072.3.2.67.0: +"Cisco Internetwork Operating System Software +IOS (tm) Catalyst 4000 \"L3\" Switch Software (cat4000-I9K91S-M), Version +12.2(20)EWA, RELEASE SOFTWARE (fc1) +Technical Support: http://www.cisco.com/techsupport +Copyright (c) 1986-2004 by cisco Systems, Inc. +" +.1.3.6.1.4.1.8072.3.2.67.1: +"Kisco Outernetwork Oserating Gystem Totware +Copyleft (c) 2400-2689 by kisco Systrems, Inc."').'/m', "String contains all lines with multiple OIDs"); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.2"); +like($res->output, '/'.quotemeta('SNMP OK - This should not confuse check_snmp \"parser\" | +.1.3.6.1.4.1.8072.3.2.67.2: +"This should not confuse check_snmp \"parser\" +into thinking there is no 2nd line"').'/m', "Attempt to confuse parser No.1"); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.3"); +like($res->output, '/'.quotemeta('SNMP OK - It\'s getting even harder if the line | +.1.3.6.1.4.1.8072.3.2.67.3: +"It\'s getting even harder if the line +ends with with this: C:\\\\"').'/m', "Attempt to confuse parser No.2"); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.4"); +like($res->output, '/'.quotemeta('SNMP OK - And now have fun with with this: \"C:\\\\\" | +.1.3.6.1.4.1.8072.3.2.67.4: +"And now have fun with with this: \"C:\\\\\" +because we\'re not done yet!"').'/m', "Attempt to confuse parser No.3"); + +system("rm -f ".$ENV{'MP_STATE_PATH'}."/*/check_snmp/*"); + +# run rate checks with faketime. rate checks depend on the exact amount of time spend between the +# plugin runs which may fail on busy machines. +# using faketime removes this race condition and also saves all the sleeps in between. +SKIP: { + skip "No faketime binary found", 28 if !$faketime; + + my $ts = time(); + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -w 600" ); + is($res->return_code, 0, "Returns OK"); + is($res->output, "No previous data to calculate rate - assume okay"); + + # test rate 1 second later + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts+1))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -w 600" ); + is($res->return_code, 1, "WARNING - due to going above rate calculation" ); + is($res->output, "SNMP RATE WARNING - *666* | iso.3.6.1.4.1.8072.3.2.67.10=666;600 "); + + # test rate with same time + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts+1))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -w 600" ); + is($res->return_code, 3, "UNKNOWN - basically the divide by zero error" ); + is($res->output, "Time duration between plugin calls is invalid"); + + + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -l inoctets" ); + is($res->return_code, 0, "OK for first call" ); + is($res->output, "No previous data to calculate rate - assume okay" ); + + # test rate 1 second later + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts+1))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -l inoctets" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP RATE OK - inoctets 666 | inoctets=666 ", "Check label"); + + # test rate 3 seconds later + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts+3))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -l inoctets" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP RATE OK - inoctets 333 | inoctets=333 ", "Check rate decreases due to longer interval"); + + + # label performance data check + $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 -l test" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP OK - test 67996 | test=67996c ", "Check label"); + + $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 -l \"test'test\"" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP OK - test'test 68662 | \"test'test\"=68662c ", "Check label"); + + $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 -l 'test\"test'" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP OK - test\"test 69328 | 'test\"test'=69328c ", "Check label"); + + $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 -l test -O" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP OK - test 69994 | iso.3.6.1.4.1.8072.3.2.67.10=69994c ", "Check label"); + + $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP OK - 70660 | iso.3.6.1.4.1.8072.3.2.67.10=70660c ", "Check label"); + + $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 -l 'test test'" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP OK - test test 71326 | 'test test'=71326c ", "Check label"); + + + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -l inoctets_per_minute --rate-multiplier=60" ); + is($res->return_code, 0, "OK for first call" ); + is($res->output, "No previous data to calculate rate - assume okay" ); + + # test 1 second later + $res = NPTest->testCmd("LC_TIME=C TZ=UTC faketime -f '".strftime("%Y-%m-%d %H:%M:%S", localtime($ts+1))."' ./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -l inoctets_per_minute --rate-multiplier=60" ); + is($res->return_code, 0, "OK as no thresholds" ); + is($res->output, "SNMP RATE OK - inoctets_per_minute 39960 | inoctets_per_minute=39960 ", "Checking multiplier"); +}; + + + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.11 -s '\"stringtests\"'" ); +is($res->return_code, 0, "OK as string matches" ); +is($res->output, 'SNMP OK - "stringtests" | ', "Good string match" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.11 -s ring" ); +is($res->return_code, 2, "CRITICAL as string doesn't match (though is a substring)" ); +is($res->output, 'SNMP CRITICAL - *"stringtests"* | ', "Failed string match" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.11 --invert-search -s '\"stringtests\"'" ); +is($res->return_code, 2, "CRITICAL as string matches but inverted" ); +is($res->output, 'SNMP CRITICAL - *"stringtests"* | ', "Inverted string match" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.11 --invert-search -s ring" ); +is($res->return_code, 0, "OK as string doesn't match but inverted" ); +is($res->output, 'SNMP OK - "stringtests" | ', "OK as inverted string no match" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.12 -w 4:5" ); +is($res->return_code, 1, "Numeric in string test" ); +is($res->output, 'SNMP WARNING - *3.5* | iso.3.6.1.4.1.8072.3.2.67.12=3.5;4:5 ', "WARNING threshold checks for string masquerading as number" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.13" ); +is($res->return_code, 0, "Not really numeric test" ); +is($res->output, 'SNMP OK - "87.4startswithnumberbutshouldbestring" | ', "Check string with numeric start is still string" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.14" ); +is($res->return_code, 0, "Not really numeric test (trying best to fool it)" ); +is($res->output, 'SNMP OK - "555\"I said\"" | ', "Check string with a double quote following is still a string (looks like the perl routine will always escape though)" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.15 -r 'CUSTOM CHECK OK'" ); +is($res->return_code, 0, "String check should check whole string, not a parsed number" ); +is($res->output, 'SNMP OK - "CUSTOM CHECK OK: foo is 12345" | ', "String check with numbers returns whole string"); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.16 -w -2: -c -3:" ); +is($res->return_code, 0, "Negative integer check OK" ); +is($res->output, 'SNMP OK - -2 | iso.3.6.1.4.1.8072.3.2.67.16=-2;-2:;-3: ', "Negative integer check OK output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.16 -w -2: -c -3:" ); +is($res->return_code, 1, "Negative integer check WARNING" ); +is($res->output, 'SNMP WARNING - *-3* | iso.3.6.1.4.1.8072.3.2.67.16=-3;-2:;-3: ', "Negative integer check WARNING output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.16 -w -2: -c -3:" ); +is($res->return_code, 2, "Negative integer check CRITICAL" ); +is($res->output, 'SNMP CRITICAL - *-4* | iso.3.6.1.4.1.8072.3.2.67.16=-4;-2:;-3: ', "Negative integer check CRITICAL output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.17 -w -3: -c -6:" ); +is($res->return_code, 1, "Negative integer as string, WARNING" ); +is($res->output, 'SNMP WARNING - *-4* | iso.3.6.1.4.1.8072.3.2.67.17=-4;-3:;-6: ', "Negative integer as string, WARNING output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.17 -w -2: -c -3:" ); +is($res->return_code, 2, "Negative integer as string, CRITICAL" ); +is($res->output, 'SNMP CRITICAL - *-4* | iso.3.6.1.4.1.8072.3.2.67.17=-4;-2:;-3: ', "Negative integer as string, CRITICAL output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.18 -c '~:-6.5'" ); +is($res->return_code, 0, "Negative float OK" ); +is($res->output, 'SNMP OK - -6.6 | iso.3.6.1.4.1.8072.3.2.67.18=-6.6;;@-6.5:~ ', "Negative float OK output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.18 -w '~:-6.65' -c '~:-6.55'" ); +is($res->return_code, 1, "Negative float WARNING" ); +is($res->output, 'SNMP WARNING - *-6.6* | iso.3.6.1.4.1.8072.3.2.67.18=-6.6;@-6.65:~;@-6.55:~ ', "Negative float WARNING output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10,.1.3.6.1.4.1.8072.3.2.67.17 -w '1:100000,-10:20' -c '2:200000,-20:30'" ); +is($res->return_code, 0, "Multiple OIDs with thresholds" ); +like($res->output, '/SNMP OK - \d+ -4 | iso.3.6.1.4.1.8072.3.2.67.10=\d+c;1:100000;2:200000 iso.3.6.1.4.1.8072.3.2.67.17=-4;-10:20;-20:30/', "Multiple OIDs with thresholds output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10,.1.3.6.1.4.1.8072.3.2.67.17 -w '1:100000,-1:2' -c '2:200000,-20:30'" ); +is($res->return_code, 1, "Multiple OIDs with thresholds" ); +like($res->output, '/SNMP WARNING - \d+ \*-4\* | iso.3.6.1.4.1.8072.3.2.67.10=\d+c;1:100000;2:200000 iso.3.6.1.4.1.8072.3.2.67.17=-4;-10:20;-20:30/', "Multiple OIDs with thresholds output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10,.1.3.6.1.4.1.8072.3.2.67.17 -w 1,2 -c 1" ); +is($res->return_code, 2, "Multiple OIDs with some thresholds" ); +like($res->output, '/SNMP CRITICAL - \*\d+\* \*-4\* | iso.3.6.1.4.1.8072.3.2.67.10=\d+c;1;2 iso.3.6.1.4.1.8072.3.2.67.17=-4;;/', "Multiple OIDs with thresholds output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.19"); +is($res->return_code, 0, "Test plain .1.3.6.1.4.1.8072.3.2.67.6 RC" ); +is($res->output,'SNMP OK - 42 | iso.3.6.1.4.1.8072.3.2.67.19=42 ', "Test plain value of .1.3.6.1.4.1.8072.3.2.67.1" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.19 -M .1"); +is($res->return_code, 0, "Test multiply RC" ); +is($res->output,'SNMP OK - 4.200000 | iso.3.6.1.4.1.8072.3.2.67.19=4.200000 ' , "Test multiply .1 output" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.19 --multiplier=.1 -f '%.2f' "); +is($res->return_code, 0, "Test multiply RC + format" ); +is($res->output, 'SNMP OK - 4.20 | iso.3.6.1.4.1.8072.3.2.67.19=4.20 ', "Test multiply .1 output + format" ); + +$res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.19 --multiplier=.1 -f '%.2f' -w 1"); +is($res->return_code, 1, "Test multiply RC + format + thresholds" ); +is($res->output, 'SNMP WARNING - *4.20* | iso.3.6.1.4.1.8072.3.2.67.19=4.20;1 ', "Test multiply .1 output + format + thresholds" ); |