--- /dev/null
+#!/usr/bin/python
+
+import os
+import sys
+import base64
+import traceback
+
+if __name__ == "__main__":
+ # for testing
+ if os.getenv("OPENCLOUD_PYTHONPATH"):
+ sys.path.append( os.getenv("OPENCLOUD_PYTHONPATH") )
+ else:
+ print >> sys.stderr, "No OPENCLOUD_PYTHONPATH variable set. Assuming that OpenCloud is in PYTHONPATH"
+
+ os.environ.setdefault("DJANGO_SETTINGS_MODULE", "planetstack.settings")
+
+from django.db.models import F, Q
+from planetstack.config import Config
+from observer.syncstep import SyncStep
+from core.models import Service
+
+import logging
+from logging import Logger
+logging.basicConfig( format='[%(levelname)s] [%(module)s:%(lineno)d] %(message)s' )
+logger = logging.getLogger()
+logger.setLevel( logging.INFO )
+
+# point to planetstack
+if __name__ != "__main__":
+ if os.getenv("OPENCLOUD_PYTHONPATH") is not None:
+ sys.path.insert(0, os.getenv("OPENCLOUD_PYTHONPATH"))
+ else:
+ logger.warning("No OPENCLOUD_PYTHONPATH set; assuming your PYTHONPATH works")
+
+from syndicate_storage.models import VolumeAccessRight
+
+# syndicatelib will be in stes/..
+parentdir = os.path.join(os.path.dirname(__file__),"..")
+sys.path.insert(0,parentdir)
+
+import syndicatelib
+
+class SyncVolumeAccessRight(SyncStep):
+ provides=[VolumeAccessRight]
+ requested_interval=0
+
+ def __init__(self, **args):
+ SyncStep.__init__(self, **args)
+
+ def fetch_pending(self):
+ return VolumeAccessRight.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
+
+ def sync_record(self, vac):
+
+ syndicate_caps = "UNKNOWN" # for exception handling
+
+ # get arguments
+ config = syndicatelib.get_config()
+ user_email = vac.owner_id.email
+ volume_name = vac.volume.name
+ syndicate_caps = syndicatelib.opencloud_caps_to_syndicate_caps( vac.cap_read_data, vac.cap_write_data, vac.cap_host_data )
+
+ logger.info( "Sync VolumeAccessRight for (%s, %s)" % (user_email, volume_name) )
+
+ # validate config
+ try:
+ RG_port = config.SYNDICATE_RG_DEFAULT_PORT
+ observer_secret = config.SYNDICATE_OPENCLOUD_SECRET
+ except Exception, e:
+ traceback.print_exc()
+ logger.error("syndicatelib config is missing SYNDICATE_RG_DEFAULT_PORT, SYNDICATE_OPENCLOUD_SECRET")
+ raise e
+
+ # ensure the user exists and has credentials
+ try:
+ rc, user = syndicatelib.ensure_principal_exists( user_email, observer_secret, is_admin=False, max_UGs=1100, max_RGs=1 )
+ assert rc is True, "Failed to ensure principal %s exists (rc = %s,%s)" % (user_email, rc, user)
+ except Exception, e:
+ traceback.print_exc()
+ logger.error("Failed to ensure user '%s' exists" % user_email )
+ raise e
+
+ # make the access right for the user to create their own UGs, and provision an RG for this user that will listen on localhost.
+ # the user will have to supply their own RG closure.
+ try:
+ rc = syndicatelib.setup_volume_access( user_email, volume_name, syndicate_caps, RG_port, observer_secret )
+ assert rc is True, "Failed to setup volume access for %s in %s" % (user_email, volume_name)
+
+ except Exception, e:
+ traceback.print_exc()
+ logger.error("Faoed to ensure user %s can access Volume %s with rights %s" % (user_email, volume_name, syndicate_caps))
+ raise e
+
+ return True
+
+
+if __name__ == "__main__":
+
+ # first, set all VolumeAccessRights to not-enacted so we can test
+ for v in VolumeAccessRight.objects.all():
+ v.enacted = None
+ v.save()
+
+ # NOTE: for resetting only
+ if len(sys.argv) > 1 and sys.argv[1] == "reset":
+ sys.exit(0)
+
+
+ sv = SyncVolumeAccessRight()
+ recs = sv.fetch_pending()
+
+ for rec in recs:
+ sv.sync_record( rec )
+