negate: make timeouts configurable

NEWS

@@ -26,6 +26,7 @@ This file documents the major additions and syntax changes between releases.
 	Fixed check_http sending HTTP/1.0 with v1.1 headers (#2638765)
 	Fixed check_http not timing-out on redirects
 	Fixed negate not printing the real timeout in ALRM handler when left to default
+	negate timeout result is now configurable
 
 1.4.13 25th Sept 2008
 	Fix Debian bug #460097: check_http --max-age broken (Hilko Bengen)

plugins/negate.c

@@ -130,6 +130,7 @@ process_arguments (int argc, char **argv)
 		{"help", no_argument, 0, 'h'},
 		{"version", no_argument, 0, 'V'},
 		{"timeout", required_argument, 0, 't'},
+		{"timeout-result", required_argument, 0, 'T'},
 		{"ok", required_argument, 0, 'o'},
 		{"warning", required_argument, 0, 'w'},
 		{"critical", required_argument, 0, 'c'},
@@ -139,7 +140,7 @@ process_arguments (int argc, char **argv)
 	};
 
 	while (1) {
-		c = getopt_long (argc, argv, "+hVt:o:w:c:u:s", longopts, &option);
+		c = getopt_long (argc, argv, "+hVt:T:o:w:c:u:s", longopts, &option);
 
 		if (c == -1 || c == EOF)
 			break;
@@ -161,6 +162,10 @@ process_arguments (int argc, char **argv)
 			else
 				timeout_interval = atoi (optarg);
 			break;
+		case 'T':     /* Result to return on timeouts */
+			if ((timeout_state = translate_state(optarg)) == ERROR)
+				usage4 (_("timeout result must be a valid state name (OK, WARNING, CRITICAL, UNKNOWN) or integer (0-3)."));
+			break;
 		case 'o':     /* replacement for OK */
 			if ((state[STATE_OK] = translate_state(optarg)) == ERROR)
 				usage4 (_("Ok must be a valid state name (OK, WARNING, CRITICAL, UNKNOWN) or integer (0-3)."));
@@ -246,6 +251,8 @@ print_help (void)
 
 	printf (_(UT_TIMEOUT), timeout_interval);
 	printf ("    %s\n", _("Keep timeout longer than the plugin timeout to retain CRITICAL status."));
+	printf (" -T, --timeout-result=STATUS\n");
+	printf ("    %s\n", _("Custom result on Negate timeouts; see below for STATUS definition\n"));
 
 	printf(" -o, --ok=STATUS\n");
 	printf(" -w, --warning=STATUS\n");
@@ -270,6 +277,9 @@ print_help (void)
 	printf (" %s\n", _("If the wrapped plugin returns OK, the wrapper will return CRITICAL."));
 	printf (" %s\n", _("If the wrapped plugin returns CRITICAL, the wrapper will return OK."));
 	printf (" %s\n", _("Otherwise, the output state of the wrapped plugin is unchanged."));
+	printf ("\n");
+	printf (" %s\n", _("Using timeout-result, it is possible to override the timeout behaviour or a"));
+	printf (" %s\n", _("plugin by setting the negate timeout a bit lower."));
 
 	printf (_(UT_SUPPORT));
 }
@@ -280,5 +290,5 @@ void
 print_usage (void)
 {
 	printf (_("Usage:"));
-	printf ("%s [-t timeout] [-owcu STATE] [-s] <definition of wrapped plugin>\n", progname);
+	printf ("%s [-t timeout] [-Towcu STATE] [-s] <definition of wrapped plugin>\n", progname);
 }

plugins/t/negate.t

@@ -8,8 +8,8 @@ use strict;
 use Test::More;
 use NPTest;
 
-# 15 tests in the first part and 32 in the last loop
-plan tests => 47;
+# 15 tests in the first part, 9 in timeout tests and 2 * 32 in the last loops
+plan tests => 88;
 
 my $res;
 
@@ -53,18 +53,37 @@ is( $res->output, "No data returned from command", "Bad command, as expected (tr
 $res = NPTest->testCmd( './negate $PWD/check_dummy 0 \'$$ a dummy okay\'' );
 is( $res->output, 'OK: $$ a dummy okay', 'Proves that $$ is not being expanded again' );
 
-
 my %state = (
 	ok => 0,
 	warning => 1,
 	critical => 2,
 	unknown => 3,
 	);
-foreach my $current_state (qw(ok warning critical unknown)) {
-	foreach my $new_state (qw(ok warning critical unknown)) {
+
+# Timeout tests
+$res = NPTest->testCmd( "./negate -t 2 /bin/sh -c 'sleep 5'" );
+is( $res->output, 'CRITICAL - Plugin timed out after 2 seconds' );
+
+foreach my $state (keys(%state)) {
+	$res = NPTest->testCmd( "./negate -t 2 -T $state /bin/sh -c 'sleep 5'" );
+	is( $res->return_code, $state{$state}, "Got timeout state $state" );
+	is( $res->output,  uc($state)." - Plugin timed out after 2 seconds", "Timeout state $state output");
+}
+
+foreach my $current_state (keys(%state)) {
+	foreach my $new_state (keys(%state)) {
 		$res = NPTest->testCmd( "./negate --$current_state=$new_state ./check_dummy ".$state{$current_state}." 'Fake $new_state'" );
 		is( $res->return_code, $state{$new_state}, "Got fake $new_state" );
-		is( $res->output, uc($current_state).": Fake $new_state" );
+		is( $res->output, uc($current_state).": Fake $new_state", "Fake $new_state output");
+	}
+}
+
+# Same as aboce with substitute
+foreach my $current_state (keys(%state)) {
+	foreach my $new_state (keys(%state)) {
+		$res = NPTest->testCmd( "./negate -s --$current_state=$new_state ./check_dummy ".$state{$current_state}." 'Fake $new_state'" );
+		is( $res->return_code, $state{$new_state}, "Got fake $new_state (with substitute)" );
+		is( $res->output, uc($new_state).": Fake $new_state", "Substitued fake $new_state output");
 	}
 }