For backend-specific observers, filter out deployments without backend
[plstackapi.git] / planetstack / core / models / site.py
index 1301ebf..0ade5df 100644 (file)
@@ -1,10 +1,94 @@
 import os
 from django.db import models
-from core.models import PlCoreBase
+from django.db.models import Q
+from core.models import PlCoreBase,PlCoreBaseManager,PlCoreBaseDeletionManager
 from core.models import Tag
 from django.contrib.contenttypes import generic
 from geoposition.fields import GeopositionField
 from core.acl import AccessControlList
+from planetstack.config import Config
+
+config = Config()
+
+class DeploymentLinkDeletionManager(PlCoreBaseDeletionManager):
+    def get_queryset(self):
+        parent=super(DeploymentLinkDeletionManager, self)
+        try:
+            backend_type = config.observer_backend_type
+        except AttributeError:
+            backend_type = None
+
+        parent_queryset = parent.get_queryset() if hasattr(parent, "get_queryset") else parent.get_query_set()
+        if (backend_type):
+            return parent_queryset.filter(Q(deployment__backend_type=backend_type))
+        else:
+            return parent_queryset
+
+    # deprecated in django 1.7 in favor of get_queryset().
+    def get_query_set(self):
+        return self.get_queryset()
+
+
+class DeploymentDeletionManager(PlCoreBaseDeletionManager):
+    def get_queryset(self):
+        parent=super(DeploymentDeletionManager, self)
+
+        try:
+            backend_type = config.observer_backend_type
+        except AttributeError:
+            backend_type = None
+
+        parent_queryset = parent.get_queryset() if hasattr(parent, "get_queryset") else parent.get_query_set()
+
+        if backend_type:
+            return parent_queryset.filter(Q(backend_type=backend_type))
+        else:
+            return parent_queryset
+
+    # deprecated in django 1.7 in favor of get_queryset().
+    def get_query_set(self):
+        return self.get_queryset()
+
+class DeploymentLinkManager(PlCoreBaseManager):
+    def get_queryset(self):
+        parent=super(DeploymentLinkManager, self)
+
+        try:
+            backend_type = config.observer_backend_type
+        except AttributeError:
+            backend_type = None
+
+        parent_queryset = parent.get_queryset() if hasattr(parent, "get_queryset") else parent.get_query_set()
+
+        if backend_type:
+            return parent_queryset.filter(Q(deployment__backend_type=backend_type))
+        else:
+            return parent_queryset
+
+    # deprecated in django 1.7 in favor of get_queryset().
+    def get_query_set(self):
+        return self.get_queryset()
+
+
+class DeploymentManager(PlCoreBaseManager):
+    def get_queryset(self):
+        parent=super(DeploymentManager, self)
+
+        try:
+            backend_type = config.observer_backend_type
+        except AttributeError:
+            backend_type = None
+
+        parent_queryset = parent.get_queryset() if hasattr(parent, "get_queryset") else parent.get_query_set()
+
+        if backend_type:
+            return parent_queryset.filter(Q(backend_type=backend_type))
+        else:
+            return parent_queryset
+
+    # deprecated in django 1.7 in favor of get_queryset().
+    def get_query_set(self):
+        return self.get_queryset()
 
 class Site(PlCoreBase):
     """
@@ -21,7 +105,7 @@ class Site(PlCoreBase):
     abbreviated_name = models.CharField(max_length=80)
 
     #deployments = models.ManyToManyField('Deployment', blank=True, related_name='sites')
-    deployments = models.ManyToManyField('Deployment', through='SiteDeployments', blank=True)
+    deployments = models.ManyToManyField('Deployment', through='SiteDeployments', blank=True, help_text="Select which sites are allowed to host nodes in this deployment", related_name='sites')
     tags = generic.GenericRelation(Tag)
 
     def __unicode__(self):  return u'%s' % (self.name)
@@ -82,7 +166,15 @@ class SitePrivilege(PlCoreBase):
         return qs
 
 class Deployment(PlCoreBase):
+    objects = DeploymentManager()
+    deleted_objects = DeploymentDeletionManager()
     name = models.CharField(max_length=200, unique=True, help_text="Name of the Deployment")
+    admin_user = models.CharField(max_length=200, null=True, blank=True, help_text="Username of an admin user at this deployment")
+    admin_password = models.CharField(max_length=200, null=True, blank=True, help_text="Password of theadmin user at this deployment")\r
+    admin_tenant = models.CharField(max_length=200, null=True, blank=True, help_text="Name of the tenant the admin user belongs to")\r
+    auth_url = models.CharField(max_length=200, null=True, blank=True, help_text="Auth url for the deployment")
+    backend_type = models.CharField(max_length=200, null=True, blank=True, help_text="Type of deployment, e.g. EC2, OpenStack, or OpenStack version")
+    availability_zone = models.CharField(max_length=200, null=True, blank=True, help_text="OpenStack availability zone")
 
     # smbaker: the default of 'allow all' is intended for evolutions of existing
     #    deployments. When new deployments are created via the GUI, they are
@@ -112,21 +204,21 @@ class Deployment(PlCoreBase):
 
         return False
 
-    def select_by_acl(self, user):
-        acl = self.get_acl()
-        result = []
+    @staticmethod
+    def select_by_acl(user):
+        ids = []
         for deployment in Deployment.objects.all():
-            if acl.test(user):
-                result.append(deployment)
-        return result
+            acl = deployment.get_acl()
+            if acl.test(user) == "allow":
+                ids.append(deployment.id)
 
-    def __unicode__(self):  return u'%s' % (self.name)
+        return Deployment.objects.filter(id__in=ids)
 
-    @staticmethod
-    def select_by_user(user):
-        return Deployment.objects.all()
+    def __unicode__(self):  return u'%s' % (self.name)
 
 class DeploymentRole(PlCoreBase):
+    #objects = DeploymentLinkManager()
+    #deleted_objects = DeploymentLinkDeletionManager()
 
     ROLE_CHOICES = (('admin','Admin'),)
     role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
@@ -134,6 +226,8 @@ class DeploymentRole(PlCoreBase):
     def __unicode__(self):  return u'%s' % (self.role)
 
 class DeploymentPrivilege(PlCoreBase):
+    objects = DeploymentLinkManager()
+    deleted_objects = DeploymentLinkDeletionManager()
 
     user = models.ForeignKey('User', related_name='deployment_privileges')
     deployment = models.ForeignKey('Deployment', related_name='deployment_privileges')
@@ -162,14 +256,13 @@ class DeploymentPrivilege(PlCoreBase):
         return qs 
 
 class SiteDeployments(PlCoreBase):
+    objects = DeploymentLinkManager()
+    deleted_objects = DeploymentLinkDeletionManager()
+
     site = models.ForeignKey(Site)
     deployment = models.ForeignKey(Deployment)
     tenant_id = models.CharField(null=True, blank=True, max_length=200, help_text="Keystone tenant id")    
 
-    @staticmethod
-    def select_by_user(user):
-        return SiteDeployments.objects.all()
-
     #class Meta:
     #    db_table = 'core_site_deployments'
     #    #auto_created = Site