Controller.backend_type is required
[plstackapi.git] / planetstack / core / models / site.py
index db4b1ef..cc2ad03 100644 (file)
 import os
 from django.db import models
-from core.models import PlCoreBase
-from core.models import Deployment
+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
 
-class Site(PlCoreBase):
+config = Config()
+
+class ControllerLinkDeletionManager(PlCoreBaseDeletionManager):
+    def get_queryset(self):
+        parent=super(ControllerLinkDeletionManager, 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(controller__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 ControllerDeletionManager(PlCoreBaseDeletionManager):
+    def get_queryset(self):
+        parent=super(ControllerDeletionManager, 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 ControllerLinkManager(PlCoreBaseManager):
+    def get_queryset(self):
+        parent=super(ControllerLinkManager, 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(controller__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()
 
-    tenant_id = models.CharField(null=True, blank=True, max_length=200, help_text="Keystone tenant id")
+
+class ControllerManager(PlCoreBaseManager):
+    def get_queryset(self):
+        parent=super(ControllerManager, 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):
+    """
+        A logical grouping of Nodes that are co-located at the same geographic location, which also typically corresponds to the Nodes' location in the physical network.
+    """
     name = models.CharField(max_length=200, help_text="Name for this Site")
     site_url = models.URLField(null=True, blank=True, max_length=512, help_text="Site's Home URL Page")
     enabled = models.BooleanField(default=True, help_text="Status for this Site")
+    location = GeopositionField()
     longitude = models.FloatField(null=True, blank=True)
     latitude = models.FloatField(null=True, blank=True)
     login_base = models.CharField(max_length=50, unique=True, help_text="Prefix for Slices associated with this Site")
     is_public = models.BooleanField(default=True, help_text="Indicates the visibility of this site to other members")
     abbreviated_name = models.CharField(max_length=80)
 
-    deployments = models.ManyToManyField(Deployment, blank=True, related_name='sites')
+    #deployments = models.ManyToManyField('Deployment', blank=True, related_name='sites')
+    deployments = models.ManyToManyField('Deployment', through='SiteDeployment', 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)
 
-    def save(self, *args, **kwds):
-        if not hasattr(self, 'os_manager'):
-            from openstack.manager import OpenStackManager
-            setattr(self, 'os_manager', OpenStackManager())
-        self.os_manager.save_site(self)
-        super(Site, self).save(*args, **kwds)               
+    def can_update(self, user):
+        if user.is_readonly:
+            return False
+        if user.is_admin:
+            return True
+        site_privs = SitePrivilege.objects.filter(user=user, site=self)
+        for site_priv in site_privs:
+            if site_priv.role.role == 'pi':
+                return True
+        return False 
 
+    @staticmethod
+    def select_by_user(user):
+        if user.is_admin:
+            qs = Site.objects.all()
+        else:
+            site_ids = [sp.site.id for sp in SitePrivilege.objects.filter(user=user)]
+            site_ids.append(user.site.id)
+            qs = Site.objects.filter(id__in=site_ids)
+        return qs
 
-    def delete(self, *args, **kwds):
-        if not hasattr(self, 'os_manager'):
-            from openstack.manager import OpenStackManager
-            setattr(self, 'os_manager', OpenStackManager())
-        self.os_manager.delete_site(self)
-        super(Site, self).delete(*args, **kwds)         
-        
+
+class SiteRole(PlCoreBase):
+
+    ROLE_CHOICES = (('admin','Admin'),('pi','PI'),('tech','Tech'),('billing','Billing'))
+    role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
+
+    def __unicode__(self):  return u'%s' % (self.role)
 
 class SitePrivilege(PlCoreBase):
 
-    user = models.ForeignKey('User', related_name='site_privileges')
-    site = models.ForeignKey('Site', related_name='site_privileges')
-    role = models.ForeignKey('Role')
+    user = models.ForeignKey('User', related_name='siteprivileges')
+    site = models.ForeignKey('Site', related_name='siteprivileges')
+    role = models.ForeignKey('SiteRole',related_name='siteprivileges')
 
     def __unicode__(self):  return u'%s %s %s' % (self.site, self.user, self.role)
 
     def save(self, *args, **kwds):
-        if not hasattr(self, 'os_manager'):
-            from openstack.manager import OpenStackManager
-            setattr(self, 'os_manager', OpenStackManager())
-            self.os_manager.driver.add_user_role(self.user.kuser_id, self.site.tenant_id, self.role.role_type)
         super(SitePrivilege, self).save(*args, **kwds)
 
     def delete(self, *args, **kwds):
-        if not hasattr(self, 'os_manager'):
-            from openstack.manager import OpenStackManager
-            setattr(self, 'os_manager', OpenStackManager())
-            self.os_manager.driver.delete_user_role(self.user.kuser_id, self.site.tenant_id, self.role.role_type)
         super(SitePrivilege, self).delete(*args, **kwds)
 
+    def can_update(self, user):
+        return self.site.can_update(user)
+
+    @staticmethod
+    def select_by_user(user):
+        if user.is_admin:
+            qs = SitePrivilege.objects.all()
+        else:
+            sp_ids = [sp.id for sp in SitePrivilege.objects.filter(user=user)]
+            qs = SitePrivilege.objects.filter(id__in=sp_ids)
+        return qs
+
+class Deployment(PlCoreBase):
+    #objects = Controllermanager()
+    #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
+    #    given a default of 'allow site <site_of_creator>'
+    accessControl = models.TextField(max_length=200, blank=False, null=False, default="allow all",
+                                     help_text="Access control list that specifies which sites/users may use nodes in this deployment")
+
+    def get_acl(self):
+        return AccessControlList(self.accessControl)
+
+    def test_acl(self, slice=None, user=None):
+        potential_users=[]
+
+        if user:
+            potential_users.append(user)
+
+        if slice:
+            potential_users.append(slice.creator)
+            for priv in slice.sliceprivileges.all():
+                if priv.user not in potential_users:
+                    potential_users.append(priv.user)
+
+        acl = self.get_acl()
+        for user in potential_users:
+            if acl.test(user) == "allow":
+                return True
+
+        return False
+
+    @staticmethod
+    def select_by_acl(user):
+        ids = []
+        for deployment in Deployment.objects.all():
+            acl = deployment.get_acl()
+            if acl.test(user) == "allow":
+                ids.append(deployment.id)
+
+        return Deployment.objects.filter(id__in=ids)
+
+    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)
+
+    def __unicode__(self):  return u'%s' % (self.role)
+
+class DeploymentPrivilege(PlCoreBase):
+    #objects = DeploymentLinkManager()
+    #deleted_objects = DeploymentLinkDeletionManager()
+
+    user = models.ForeignKey('User', related_name='deploymentprivileges')
+    deployment = models.ForeignKey('Deployment', related_name='deploymentprivileges')
+    role = models.ForeignKey('DeploymentRole',related_name='deploymentprivileges')
+
+    def __unicode__(self):  return u'%s %s %s' % (self.deployment, self.user, self.role)
+
+    def can_update(self, user):
+        if user.is_readonly:
+            return False
+        if user.is_admin:
+            return True
+        dprivs = DeploymentPrivilege.objects.filter(user=user)
+        for dpriv in dprivs:
+            if dpriv.role.role == 'admin':
+                return True
+        return False
+
+    @staticmethod
+    def select_by_user(user):
+        if user.is_admin:
+            qs = DeploymentPrivilege.objects.all()
+        else:
+            dpriv_ids = [dp.id for dp in DeploymentPrivilege.objects.filter(user=user)]
+            qs = DeploymentPrivilege.objects.filter(id__in=dpriv_ids)
+        return qs
+
+class ControllerRole(PlCoreBase):
+    #objects = ControllerLinkManager()
+    #deleted_objects = ControllerLinkDeletionManager()
+
+    ROLE_CHOICES = (('admin','Admin'),)
+    role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
+
+    def __unicode__(self):  return u'%s' % (self.role)
+
+class Controller(PlCoreBase):
+
+    objects = ControllerManager()
+    deleted_objects = ControllerDeletionManager()
+
+    name = models.CharField(max_length=200, unique=True, help_text="Name of the Controller")
+    backend_type = models.CharField(max_length=200, help_text="Type of compute controller, e.g. EC2, OpenStack, or OpenStack version")
+    version = models.CharField(max_length=200, help_text="Controller version")
+    auth_url = models.CharField(max_length=200, null=True, blank=True, help_text="Auth url for the compute controller")
+    admin_user = models.CharField(max_length=200, null=True, blank=True, help_text="Username of an admin user at this controller")
+    admin_password = models.CharField(max_length=200, null=True, blank=True, help_text="Password of theadmin user at this controller")
+    admin_tenant = models.CharField(max_length=200, null=True, blank=True, help_text="Name of the tenant the admin user belongs to")
+
+    def __unicode__(self):  return u'%s %s %s' % (self.name, self.backend_type, self.version)
+
+    def can_update(self, user):
+        if user.is_readonly:
+            return False
+        if user.is_admin:
+            return True
+        return False
+
+class SiteDeployment(PlCoreBase):
+    objects = ControllerLinkManager()
+    deleted_objects = ControllerLinkDeletionManager()
+
+    site = models.ForeignKey(Site,related_name='sitedeployments')
+    deployment = models.ForeignKey(Deployment,related_name='sitedeployments')
+    controller = models.ForeignKey(Controller, null=True, blank=True, related_name='sitedeployments')
+    availability_zone = models.CharField(max_length=200, null=True, blank=True, help_text="OpenStack availability zone")
 
+    def __unicode__(self):  return u'%s %s' % (self.deployment, self.site)
+    
+class ControllerSite(PlCoreBase):
+     
+    site = models.ForeignKey(Site,related_name='controllersite')
+    controller = models.ForeignKey(Controller, null=True, blank=True, related_name='controllersite')
+    tenant_id = models.CharField(null=True, blank=True, max_length=200, db_index=True, help_text="Keystone tenant id")