-from django.contrib.auth.middleware import RemoteUserMiddleware
+import os
+import subprocess
+import tempfile
+import ldap
+import ldap.filter
+
from django.contrib.auth.backends import RemoteUserBackend
+from django.contrib.auth.middleware import RemoteUserMiddleware
+from django.contrib.auth.views import login
+from django.contrib.auth import REDIRECT_FIELD_NAME
+from django.http import HttpResponseRedirect
from django.contrib import auth
+from django.core.exceptions import ObjectDoesNotExist
+from django.core.validators import URLValidator, ValidationError
+
+from django.conf import settings
+
+def zephyr(msg, clas='message', instance='log', rcpt='nobody',):
+ proc = subprocess.Popen(
+ ['zwrite', '-d', '-n', '-c', clas, '-i', instance, rcpt, ],
+ stdin=subprocess.PIPE, stdout=subprocess.PIPE
+ )
+ proc.communicate(msg)
+
+def UrlOrAfsValidator(value):
+ if value.startswith('/mit/') or value.startswith('/afs/'):
+ return
+ else:
+ try:
+ URLValidator()(value)
+ except ValidationError:
+ raise ValidationError('Provide a valid URL or AFS path')
+
+def pag_check_helper(fn, args, aklog=False, ccname=None, **kwargs):
+ if 'executable' in kwargs:
+ raise ValueError('"executable" not supported with pag_check_*')
+
+ env = None
+ if 'env' in kwargs:
+ env = kwargs['env']
+ del kwargs['env']
+ if ccname:
+ if env is not None:
+ env = dict(env)
+ else:
+ env = dict(os.environ)
+ env['KRB5CCNAME'] = ccname
+
+ pagsh_cmd = 'exec "$@"'
+ if aklog: pagsh_cmd = "aklog && " + pagsh_cmd
+ args = ['pagsh', '-c', pagsh_cmd, 'exec', ] + args
+
+ return fn(args, env=env, **kwargs)
+
+def pag_check_call(args, **kwargs):
+ return pag_check_helper(subprocess.check_call, args, **kwargs)
+def pag_check_output(args, **kwargs):
+ return pag_check_helper(subprocess.check_output, args, **kwargs)
-def zephyr(msg, clas='remit', instance='log', rcpt='adehnert',):
- import os
- os.system("zwrite -d -c '%s' -i '%s' '%s' -m '%s'" % (clas, instance, rcpt, msg, ))
+def kinit(keytab=None, principal=None, autodelete=True, ):
+ if not keytab:
+ keytab = settings.KRB_KEYTAB
+ if not principal:
+ principal = settings.KRB_PRINCIPAL
+ assert keytab and principal
+ fd = tempfile.NamedTemporaryFile(mode='rb', prefix="krb5cc_djmit_", delete=autodelete, )
+ env = dict(KRB5CCNAME=fd.name)
+ kinit_cmd = ['kinit', '-k', '-t', keytab, principal, ]
+ subprocess.check_call(kinit_cmd, env=env)
+ return fd
class ScriptsRemoteUserMiddleware(RemoteUserMiddleware):
header = 'SSL_CLIENT_S_DN_Email'
return username
def configure_user(self, user, ):
username = user.username
- import ldap
- con = ldap.open('ldap.mit.edu')
+ user.set_unusable_password()
+ con = ldap.open('ldap-too.mit.edu')
con.simple_bind_s("", "")
dn = "dc=mit,dc=edu"
fields = ['cn', 'sn', 'givenName', 'mail', ]
- result = con.search_s('dc=mit,dc=edu', ldap.SCOPE_SUBTREE, 'uid=%s'%username, fields)
+ userfilter = ldap.filter.filter_format('uid=%s', [username])
+ result = con.search_s('dc=mit,dc=edu', ldap.SCOPE_SUBTREE, userfilter, fields)
if len(result) == 1:
user.first_name = result[0][1]['givenName'][0]
user.last_name = result[0][1]['sn'][0]
- user.email = result[0][1]['mail'][0]
- user.save()
+ try:
+ user.email = result[0][1]['mail'][0]
+ except KeyError:
+ user.email = username + '@mit.edu'
+ try:
+ user.groups.add(auth.models.Group.objects.get(name='mit'))
+ except ObjectDoesNotExist:
+ print "Failed to retrieve mit group"
+ else:
+ raise ValueError, ("Could not find user with username '%s' (filter '%s')"%(username, userfilter))
+ try:
+ user.groups.add(auth.models.Group.objects.get(name='autocreated'))
+ except ObjectDoesNotExist:
+ print "Failed to retrieve autocreated group"
+ user.save()
return user
+
+def get_or_create_mit_user(username, ):
+ """
+ Given an MIT username, return a Django user object for them.
+ If necessary, create (and save) the Django user for them.
+ If the MIT user doesn't exist, raises ValueError.
+ """
+ user, created = auth.models.User.objects.get_or_create(username=username, )
+ if created:
+ backend = ScriptsRemoteUserBackend()
+ # Raises ValueError if the user doesn't exist
+ try:
+ return backend.configure_user(user), created
+ except ValueError:
+ user.delete()
+ raise
+ else:
+ return user, created
+
+def scripts_login(request, **kwargs):
+ host = request.META['HTTP_HOST'].split(':')[0]
+ if host in ('localhost', '127.0.0.1'):
+ return login(request, **kwargs)
+ elif request.META['SERVER_PORT'] == '444':
+ if request.user.is_authenticated():
+ # They're already authenticated --- go ahead and redirect
+ if 'redirect_field_name' in kwargs:
+ redirect_field_name = kwargs['redirect_field_names']
+ else:
+ from django.contrib.auth import REDIRECT_FIELD_NAME
+ redirect_field_name = REDIRECT_FIELD_NAME
+ redirect_to = request.REQUEST.get(redirect_field_name, '')
+ if not redirect_to or '//' in redirect_to or ' ' in redirect_to:
+ redirect_to = settings.LOGIN_REDIRECT_URL
+ return HttpResponseRedirect(redirect_to)
+ else:
+ return login(request, **kwargs)
+ else:
+ # Move to port 444
+ redirect_to = "https://%s:444%s" % (host, request.META['REQUEST_URI'], )
+ return HttpResponseRedirect(redirect_to)
snippets / Scripts / git / .git / blobdiff