From c349438e32a99d1d3171bb4cef6c70815c138c45 Mon Sep 17 00:00:00 2001
From: Holger Weiss <hweiss@users.sourceforge.net>
Date: Mon, 25 Aug 2008 11:42:57 +0000
Subject: The "-e" option now accepts a comma-delimited list of expected status
 lines (Sven Nierlein - 1894496).

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@2046 f882894a-f735-0410-b71e-b25c423dba1c

diff --git a/NEWS b/NEWS
index 641e2f4..c2be902 100644
--- a/NEWS
+++ b/NEWS
@@ -10,6 +10,7 @@ This file documents the major additions and syntax changes between releases.
 	check_snmp now only prints perfdata for non numeric values (#1867716)
 	check_icmp now supports packet size modification
 	check_http now sends the Host header first to fix 301s on servers with vitrual hosts (Michael Harris).
+	check_http -e now accepts a comma-delimited list of expected status codes
 	libtap now included with this distribution for easier testing. Run ./configure with --enable-libtap
 
 1.4.12 27th May 2008
diff --git a/THANKS.in b/THANKS.in
index b9a4961..e63e9f6 100644
--- a/THANKS.in
+++ b/THANKS.in
@@ -237,3 +237,4 @@ Christian Schneemann
 Rob Windsor
 Hilko Bengen
 Michael Harris
+Sven Nierlein
diff --git a/plugins/check_http.c b/plugins/check_http.c
index f81026f..f54f4ab 100644
--- a/plugins/check_http.c
+++ b/plugins/check_http.c
@@ -573,7 +573,25 @@ parse_time_string (const char *string)
   }
 }
 
+/* Checks if the server 'reply' is one of the expected 'statuscodes' */
+static int
+expected_statuscode (const char *reply, const char *statuscodes)
+{
+  char *expected, *code;
+  int result = 0;
+
+  if ((expected = strdup (statuscodes)) == NULL)
+    die (STATE_UNKNOWN, _("HTTP UNKNOWN - Memory allocation error\n"));
+
+  for (code = strtok (expected, ","); code != NULL; code = strtok (NULL, ","))
+    if (strstr (reply, code) != NULL) {
+      result = 1;
+      break;
+    }
 
+  free (expected);
+  return result;
+}
 
 static void
 check_document_dates (const char *headers)
@@ -878,14 +896,15 @@ check_http (void)
                 (no_body ? "  [[ skipped ]]" : page));
 
   /* make sure the status line matches the response we are looking for */
-  if (!strstr (status_line, server_expect)) {
+  if (!expected_statuscode (status_line, server_expect)) {
     if (server_port == HTTP_PORT)
       asprintf (&msg,
-                _("Invalid HTTP response received from host\n"));
+                _("Invalid HTTP response received from host: %s\n"),
+                status_line);
     else
       asprintf (&msg,
-                _("Invalid HTTP response received from host on port %d\n"),
-                server_port);
+                _("Invalid HTTP response received from host on port %d: %s\n"),
+                server_port, status_line);
     die (STATE_CRITICAL, "HTTP CRITICAL - %s", msg);
   }
 
@@ -1262,7 +1281,8 @@ print_help (void)
 #endif
 
   printf (" %s\n", "-e, --expect=STRING");
-  printf ("    %s\n", _("String to expect in first (status) line of server response (default: "));
+  printf ("    %s\n", _("Comma-delimited list of strings, at least one of them is expected in"));
+  printf ("    %s", _("the first (status) line of the server response (default: "));
   printf ("%s)\n", HTTP_EXPECT);
   printf ("    %s\n", _("If specified skips all other status line logic (ex: 3xx, 4xx, 5xx processing)"));
   printf (" %s\n", "-s, --string=STRING");
diff --git a/plugins/tests/check_http.t b/plugins/tests/check_http.t
index d5a7c82..e4d770b 100755
--- a/plugins/tests/check_http.t
+++ b/plugins/tests/check_http.t
@@ -18,6 +18,8 @@ my $pid = fork();
 if ($pid) {
 	# Parent
 	#print "parent\n";
+	# give our webserver some time to startup
+	sleep(1);
 } else {
 	# Child
 	#print "child\n";
@@ -58,7 +60,7 @@ if ($ARGV[0] && $ARGV[0] eq "-d") {
 }
 
 if (-x "./check_http") {
-	plan tests => 13;
+	plan tests => 15;
 } else {
 	plan skip_all => "No check_http compiled";
 }
@@ -97,5 +99,10 @@ like( $result->output, '/^HTTP OK HTTP/1.1 201 Created - 94 bytes in ([\d\.]+) s
 $cmd = "$command -u /statuscode/201 -e 200";
 $result = NPTest->testCmd( $cmd );
 is( $result->return_code, 2, $cmd);
-like( $result->output, '/^HTTP CRITICAL - Invalid HTTP response received from host on port /', "Output correct: ".$result->output );
+like( $result->output, '/^HTTP CRITICAL - Invalid HTTP response received from host on port \d+: HTTP/1.1 201 Created/', "Output correct: ".$result->output );
+
+$cmd = "$command -u /statuscode/200 -e 200,201,202";
+$result = NPTest->testCmd( $cmd );
+is( $result->return_code, 0, $cmd);
+like( $result->output, '/^HTTP OK HTTP/1.1 200 OK - 89 bytes in ([\d\.]+) seconds/', "Output correct: ".$result->output );
 
-- 
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