observer now supports remote openstack deployments
diff --git a/planetstack/observer/steps/sync_user_deployments.py b/planetstack/observer/steps/sync_user_deployments.py
new file mode 100644
index 0000000..e7454b8
--- /dev/null
+++ b/planetstack/observer/steps/sync_user_deployments.py
@@ -0,0 +1,76 @@
+import os
+import base64
+from collections import defaultdict
+from django.db.models import F, Q
+from planetstack.config import Config
+from observer.openstacksyncstep import OpenStackSyncStep
+from core.models.site import SiteDeployments
+from core.models.user import User, UserDeployments
+from util.logger import Logger, logging
+
+logger = Logger(level=logging.INFO)
+
+class SyncUserDeployments(OpenStackSyncStep):
+    provides=[User, UserDeployments]
+    requested_interval=0
+
+    def fetch_pending(self):
+        # user deployments are not visible to users. We must ensure
+        # user are deployed at all deploymets available to their sites.
+        site_deployments = SiteDeployment.objects.all()
+        site_deploy_lookup = defaultdict(list)
+        for site_deployment in site_deployments:
+            site_deploy_lookup[site_deployment.site].append(site_deployment.deployment)
+        
+        user_deployments = UserDeployment.objects.all()
+        user_deploy_lookup = defaultdict(list)
+        for user_deployment in user_deployments:
+            user_deploy_lookup[user_deployment.user].append(user_deployment.deployment)
+        
+        for user in User.objects.all():
+            expected_deployments = site_deploy_lookup[user.site]
+            for expected_deployment in expected_deployments:
+                if expected_deployment not in user_deploy_lookup[user]:
+                    ud = UserDeployments(user=user, deployment=expected_deployment)
+                    ud.save()
+
+        # now we can return all slice deployments that need to be enacted   
+        return UserDeployments.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
+
+    def sync_record(self, user_deployment):
+        logger.info("sync'ing user deployment %s" % user_deployment.name)
+        name = user_deployment.user.email[:user_deployment.user.email.find('@')]
+        user_fields = {'name': name,
+                       'email': user_deployment.user.email,
+                       'password': hashlib.md5(user_deployment.user.password).hexdigest()[:6],
+                       'enabled': True}    
+        driver = self.driver.admin_driver(deployment=user_deployment.deployment.name)
+        if not user_deployment.kuser_id:
+            keystone_user = self.driver.create_user(**user_fields)
+            user_deployment.kuser_id = keystone_user.id
+        else:
+            driver.update_user(user_deployment.kuser_id, user_fields)
+
+        # setup user deployment site roles  
+        if user_deployment.user.site:
+            site_deployments = SiteDeployments.objects.filter(site=user_deployment.user.site,
+                                                              deployment=user_deployment.deployment)
+            if site_deployments:
+                # need the correct tenant id for site at the deployment
+                tenant_id = site_deployments[0].tenant_id  
+                driver.add_user_role(user_deployment.kuser_id, 
+                                     tenant_id, 'user')
+                if user_deployment.user.is_admin:
+                    driver.add_user_role(user_deployment.kuser_id, tenant_id, 'admin')
+                else:
+                    # may have admin role so attempt to remove it
+                    driver.delete_user_role(user_deployment.kuser_id, tenant_id, 'admin')
+
+        if user_deployment.user.public_key:
+            user_driver = self.driver.client_driver(caller=user, tenant=user.site.login_base, 
+                                                    deployment=user_deployment.deployment.name)
+            key_fields =  {'name': user_deployment.user.keyname,
+                           'public_key': user_deployment.user.public_key}
+            user_driver.create_keypair(**key_fields)
+
+        user_deployment.save()