X-Git-Url: https://code.communitydata.science/nu-vpn-proxy.git/blobdiff_plain/b1c36bf95e8dba91c50b6e0b4a04c58b8de3188c..2970f2c70235c88029d3248c6c47ac0ecb6718c4:/test-globalprotect-login.py?ds=sidebyside diff --git a/test-globalprotect-login.py b/test-globalprotect-login.py index a4b453f..74a8605 100755 --- a/test-globalprotect-login.py +++ b/test-globalprotect-login.py @@ -1,7 +1,7 @@ #!/usr/bin/python3 from __future__ import print_function -from sys import stderr, version_info +from sys import stderr, version_info, platform if (version_info >= (3, 0)): from urllib.parse import urlparse, urlencode raw_input = input @@ -17,17 +17,22 @@ import posixpath from binascii import a2b_base64 from tempfile import NamedTemporaryFile from shlex import quote +from itertools import chain + +clientos_map = dict(linux='Linux', darwin='Mac', win32='Windows', cygwin='Windows') +default_clientos = clientos_map.get(platform, 'Windows') p = argparse.ArgumentParser() p.add_argument('-v','--verbose', default=0, action='count') -p.add_argument('endpoint', help='GlobalProtect server; can append /ssl-vpn/login.esp (default) or /global-protect/getconfig.esp') +p.add_argument('endpoint', help='GlobalProtect server; can append /ssl-vpn/login.esp (default) or /global-protect/getconfig.esp or /{ssl-vpn,global-protect}/prelogin.esp') p.add_argument('extra', nargs='*', help='Extra field to pass to include in the login query string (e.g. "portal-userauthcookie=deadbeef01234567")') g = p.add_argument_group('Login credentials') g.add_argument('-u','--user', help='Username (will prompt if unspecified)') g.add_argument('-p','--password', help='Password (will prompt if unspecified)') g.add_argument('-c','--cert', help='PEM file containing client certificate (and optionally private key)') g.add_argument('--computer', default=os.uname()[1], help="Computer name (default is `hostname`)") -g.add_argument('--key', help='PEM file containing client private key (if not included in same file as certificate)') +g.add_argument('--clientos', choices=set(clientos_map.values()), default=default_clientos, help="clientos value to send (default is %(default)s)") +g.add_argument('-k','--key', help='PEM file containing client private key (if not included in same file as certificate)') p.add_argument('-b','--browse', action='store_true', help='Automatically spawn browser for SAML') p.add_argument('--no-verify', dest='verify', action='store_false', default=True, help='Ignore invalid server certificate') args = p.parse_args() @@ -53,7 +58,13 @@ s.headers['User-Agent'] = 'PAN GlobalProtect' s.cert = cert if prelogin: - data = extra + data={ + # sent by many clients but not known to have any effect + 'tmp': 'tmp', 'clientVer': 4100, 'kerberos-support': 'yes', 'ipv6-support': 'yes', + # affects some clients' behavior (https://github.com/dlenski/gp-saml-gui/issues/6#issuecomment-599743060) + 'clientos': args.clientos, + **extra + } else: # same request params work for /global-protect/getconfig.esp as for /ssl-vpn/login.esp if args.user == None: @@ -81,15 +92,16 @@ try: except Exception: xml = None +if cert: + cert_and_key = '\\\n ' + ' '.join('%s "%s"' % (opt, quote(fn)) for opt, fn in zip(('-c','-k'), cert) if fn) + ' \\\n' +else: + cert_and_key = '' + if xml is not None and xml.tag == 'jnlp': arguments = [(t.text or '') for t in xml.iter('argument')] arguments += [''] * (16-len(arguments)) cookie = urlencode({'authcookie': arguments[1], 'portal': arguments[3], 'user': arguments[4], 'domain': arguments[7], 'computer': args.computer, 'preferred-ip': arguments[15]}) - if cert: - cert_and_key = ' \\\n ' + ' '.join('%s "%s"' % (opt, quote(fn)) for opt, fn in zip(('-c','-k'), cert) if fn) - else: - cert_and_key = '' print(''' @@ -104,22 +116,46 @@ Extracted connection cookie from . Use this to connect: elif xml is not None and xml.tag == 'prelogin-response' and None not in (xml.find('saml-auth-method'), xml.find('saml-request')): import webbrowser sam = xml.find('saml-auth-method').text - sr = xml.find('saml-request').text + sr = a2b_base64(xml.find('saml-request').text) if sam == 'POST': with NamedTemporaryFile(delete=False, suffix='.html') as tf: - tf.write(a2b_base64(sr)) + tf.write(sr) if args.browse: print("Got SAML POST, browsing to %s" % tf.name) webbrowser.open('file://' + tf.name) else: print("Got SAML POST, saved to:\n\t%s" % tf.name) elif sam == 'REDIRECT': + sr = a2b_base64(sr) if args.browse: print("Got SAML REDIRECT, browsing to %s" % sr) webbrowser.open(sr) else: print("Got SAML REDIRECT to:\n\t%s" % sr) +# if it's a portal config response, pass along to gateway + +elif xml is not None and xml.tag == 'policy': + + uemail = xml.find('user-email') + if uemail: uemail = uemail.text + cookies = [(cn, xml.find(cn).text) for cn in ('portal-prelogonuserauthcookie', 'portal-userauthcookie')] + gateways = [(e.find('description').text, e.get('name')) for e in set(chain(xml.findall('gateways/external/list/entry'), xml.findall('gateways6/external/list/entry')))] + + print('''\nPortal config response response converted to new test-globalprotect-login.py invocation for gateway login:\n''' + ''' test-globalprotect-login.py --user={} --clientos={} -p {} {}\\\n''' + ''' https://{}/ssl-vpn/login.esp \\\n''' + ''' {}\n'''.format( + quote(args.user), quote(args.clientos), quote(args.password), cert_and_key, quote(gateways[0][1]), + ' '.join(cn+'='+quote(cv) for cn, cv in cookies), + file=stderr)) + + if uemail and uemail != args.user: + print('''IMPORTANT: Portal config contained different username. You might need to try\n''' + '''{} instead.\n'''.format(uemail)) + if len(gateways)>1: + print('''Received multiple gateways. Options include:\n {}\n'''.format('\n '.join('%s => %s' % (desc, host) for desc, host in gateways))) + # Just print the result else: