feat: extend check_saml with logout

perun/proxy/utils/nagios/check_saml.py

@@ -114,28 +114,29 @@ def get_args():
         help="string to expect after successful authentication",
         default="OSCIS",
     )
-    parser.add_argument("--idp-host", help="hostname of IdP", default="id.muni.cz")
     parser.add_argument(
-        "--hosts",
-        nargs="*",
-        default=[],
-        help="space separated list of hostname:ip or hostname:hostname pairs "
-        + "for replacing in all URLs",
+        "--logout-url",
+        help="URL to trigger logout",
+        default="https://inet.muni.cz/pub/appctl/logout",
     )
-    """
     parser.add_argument(
-        "--other-urls",
-        nargs="*",
-        default=[],
-        help="list of more services for testing single sign-on",
+        "--postlogout-string",
+        help="String to expect after successful logout",
+        default="successfully signed out",
     )
     parser.add_argument(
-        "--other-urls-final",
+        "--skip-logout-check",
+        action="store_true",
+        help="skip logout check",
+    )
+    parser.add_argument("--idp-host", help="hostname of IdP", default="id.muni.cz")
+    parser.add_argument(
+        "--hosts",
         nargs="*",
         default=[],
-        help="list of final URLs of the other services for testing single sign-on",
+        help="space separated list of hostname:ip or hostname:hostname pairs "
+        + "for replacing in all URLs",
     )
-    """
     parser.add_argument(
         "--warn-time",
         type=int,
@@ -507,6 +508,19 @@ class SAMLChecker:
                     "WARNING",
                 )
 
+        if not self.args.skip_logout_check:
+            # test logout
+            logout_html, logout_url = self.initial_request(self.args.logout_url)
+            if self.args.verbose >= 3:
+                print(logout_html)
+            if self.args.postlogout_string not in logout_html:
+                self.finish(
+                    "Missing the testing string {} in the logout response.".format(
+                        self.args.postlogout_string
+                    ),
+                    "CRITICAL",
+                )
+
             self.finish(
                 "Authentication took {:.2f} seconds".format(elapsed_seconds),
                 status,