A tool that verifies the correctness of a metadata file is the file is fetched from somewhere the process of signature verification is expected.

Author: Roland Hedberg

tools/verify_metadata.py

@@ -0,0 +1,82 @@
+#!/usr/bin/env python
+from saml2.sigver import _get_xmlsec_cryptobackend, SecurityContext
+from saml2.httpbase import HTTPBase
+
+from saml2 import saml
+from saml2 import md
+from saml2.attribute_converter import ac_factory
+from saml2.extension import dri
+from saml2.extension import idpdisc
+from saml2.extension import mdattr
+from saml2.extension import mdrpi
+from saml2.extension import mdui
+from saml2.extension import shibmd
+from saml2.extension import ui
+import xmldsig
+import xmlenc
+
+import argparse
+
+from saml2.mdstore import MetaDataFile, MetaDataExtern
+
+__author__ = 'rolandh'
+
+"""
+A script that imports and verifies metadata.
+"""
+
+
+ONTS = {
+    saml.NAMESPACE: saml,
+    mdui.NAMESPACE: mdui,
+    mdattr.NAMESPACE: mdattr,
+    mdrpi.NAMESPACE: mdrpi,
+    dri.NAMESPACE: dri,
+    ui.NAMESPACE: ui,
+    idpdisc.NAMESPACE: idpdisc,
+    md.NAMESPACE: md,
+    xmldsig.NAMESPACE: xmldsig,
+    xmlenc.NAMESPACE: xmlenc,
+    shibmd.NAMESPACE: shibmd
+}
+
+
+parser = argparse.ArgumentParser()
+parser.add_argument('-t', dest='type')
+parser.add_argument('-u', dest='url')
+parser.add_argument('-c', dest='cert')
+parser.add_argument('-a', dest='attrsmap')
+parser.add_argument('-o', dest='output')
+parser.add_argument('-x', dest='xmlsec')
+parser.add_argument('-i', dest='ignore_valid', action='store_true')
+parser.add_argument(dest="item")
+args = parser.parse_args()
+
+
+metad = None
+
+if args.ignore_valid:
+    kwargs = {"check_validity": False}
+else:
+    kwargs = {}
+
+if args.type == "local":
+    metad = MetaDataFile(ONTS.values(), args.item, args.item, **kwargs)
+elif args.type == "external":
+    ATTRCONV = ac_factory(args.attrsmap)
+    httpc = HTTPBase()
+    crypto = _get_xmlsec_cryptobackend(args.xmlsec)
+    sc = SecurityContext(crypto)
+    metad = MetaDataExtern(ONTS.values(), ATTRCONV, args.url,
+                           sc, cert=args.cert, http=httpc, **kwargs)
+
+if metad:
+    try:
+        metad.load()
+    except:
+        raise
+    else:
+        print "OK"
+
+
+