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File monitoring-plugins-2.3.5-check_ssh.t_-_improve_testing.patch of Package monitoring-plugins-2.3.1
Index: monitoring-plugins-2.3.3/plugins/t/check_ssh.t =================================================================== --- monitoring-plugins-2.3.3.orig/plugins/t/check_ssh.t +++ monitoring-plugins-2.3.3/plugins/t/check_ssh.t @@ -8,34 +8,105 @@ use strict; use Test::More; use NPTest; -# Required parameters -my $ssh_host = getTestParameter("NP_SSH_HOST", "A host providing SSH service", "localhost"); -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" ); - - -plan skip_all => "SSH_HOST must be defined" unless $ssh_host; -plan tests => 6; - - -my $result = NPTest->testCmd( - "./check_ssh -H $ssh_host" - ); -cmp_ok($result->return_code, '==', 0, "Exit with return code 0 (OK)"); -like($result->output, '/^SSH OK - /', "Status text if command returned none (OK)"); +my $res; - -$result = NPTest->testCmd( - "./check_ssh -H $host_nonresponsive -t 2" - ); -cmp_ok($result->return_code, '==', 2, "Exit with return code 0 (OK)"); -like($result->output, '/^CRITICAL - Socket timeout after 2 seconds/', "Status text if command returned none (OK)"); - - - -$result = NPTest->testCmd( - "./check_ssh -H $hostname_invalid -t 2" - ); -cmp_ok($result->return_code, '==', 3, "Exit with return code 0 (OK)"); -like($result->output, '/^check_ssh: Invalid hostname/', "Status text if command returned none (OK)"); +# Required parameters +my $ssh_host = getTestParameter("NP_SSH_HOST", + "A host providing SSH service", + "localhost"); +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" ); + +plan tests => 14 + 6; + +SKIP: { + skip "SSH_HOST must be defined", 6 unless $ssh_host; + my $result = NPTest->testCmd( + "./check_ssh -H $ssh_host" + ); + cmp_ok($result->return_code, '==', 0, "Exit with return code 0 (OK)"); + like($result->output, '/^SSH OK - /', "Status text if command returned none (OK)"); + + $result = NPTest->testCmd( + "./check_ssh -H $host_nonresponsive -t 2" + ); + cmp_ok($result->return_code, '==', 2, "Exit with return code 0 (OK)"); + like($result->output, '/^CRITICAL - Socket timeout after 2 seconds/', "Status text if command returned none (OK)"); + + $result = NPTest->testCmd( + "./check_ssh -H $hostname_invalid -t 2" + ); + cmp_ok($result->return_code, '==', 3, "Exit with return code 0 (OK)"); + like($result->output, '/^check_ssh: Invalid hostname/', "Status text if command returned none (OK)"); +} + +SKIP: { + skip "No netcat available", 12 unless (system("which nc > /dev/null") == 0); + + my $nc_flags = "-l 5003 -i 1"; + #A valid protocol version control string has the form + # SSH-protoversion-softwareversion SP comments CR LF + # + # where `comments` is optional, protoversion is the SSH protocol version and + # softwareversion is an arbitrary string representing the server software version + open(NC, "echo 'SSH-2.0-nagiosplug.ssh.0.1' | nc ${nc_flags}|"); + sleep 1; + $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); + cmp_ok( $res->return_code, '==', 0, "Got SSH protocol version control string"); + like( $res->output, '/^SSH OK - nagiosplug.ssh.0.1 \(protocol 2.0\)/', "Output OK"); + close NC; + + open(NC, "echo 'SSH-2.0-3.2.9.1' | nc ${nc_flags}|"); + sleep 1; + $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); + cmp_ok( $res->return_code, "==", 0, "Got SSH protocol version control string with non-alpha softwareversion string"); + like( $res->output, '/^SSH OK - 3.2.9.1 \(protocol 2.0\)/', "Output OK for non-alpha softwareversion string"); + close NC; + + open(NC, "echo 'SSH-2.0-nagiosplug.ssh.0.1 this is a comment' | nc ${nc_flags} |"); + sleep 1; + $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003 -r nagiosplug.ssh.0.1" ); + cmp_ok( $res->return_code, '==', 0, "Got SSH protocol version control string, and parsed comment appropriately"); + like( $res->output, '/^SSH OK - nagiosplug.ssh.0.1 \(protocol 2.0\)/', "Output OK"); + close NC; + + open(NC, "echo 'SSH-' | nc ${nc_flags}|"); + sleep 1; + $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); + cmp_ok( $res->return_code, '==', 2, "Got invalid SSH protocol version control string"); + like( $res->output, '/^SSH CRITICAL/', "Output OK"); + close NC; + + open(NC, "echo '' | nc ${nc_flags}|"); + sleep 1; + $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); + cmp_ok( $res->return_code, '==', 2, "No version control string received"); + like( $res->output, '/^SSH CRITICAL - No version control string received/', "Output OK"); + close NC; + + open(NC, "echo 'Not a version control string' | nc ${nc_flags}|"); + sleep 1; + $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); + cmp_ok( $res->return_code, '==', 2, "No version control string received"); + like( $res->output, '/^SSH CRITICAL - No version control string received/', "Output OK"); + close NC; + + #RFC 4253 permits servers to send any number of data lines prior to sending the protocol version control string + open(NC, "{ echo 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA'; sleep 1; + echo 'BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB'; sleep 1; + echo 'CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC'; sleep 1; + echo 'DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD'; sleep 1; + printf 'EEEEEEEEEEEEEEEEEE'; sleep 1; + printf 'EEEEEEEEEEEEEEEEEE\n'; sleep 1; + echo 'Some\nPrepended\nData\nLines\n'; sleep 1; + echo 'SSH-2.0-nagiosplug.ssh.0.2';} | nc ${nc_flags}|"); + sleep 1; + $res = NPTest->testCmd( "./check_ssh -H localhost -p 5003" ); + cmp_ok( $res->return_code, '==', 0, "Got delayed SSH protocol version control string"); + like( $res->output, '/^SSH OK - nagiosplug.ssh.0.2 \(protocol 2.0\)/', "Output OK"); + close NC;
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