whitespace
[plstackapi.git] / plstackapi / openstack / manager.py
index e48acc0..171946e 100644 (file)
@@ -1,14 +1,15 @@
+from netaddr import IPAddress, IPNetwork
 from plstackapi.planetstack import settings
 from django.core import management
 management.setup_environ(settings)
+from plstackapi.planetstack.config import Config
 try:
     from plstackapi.openstack.client import OpenStackClient
     from plstackapi.openstack.driver import OpenStackDriver
-    from plstackapi.planetstack.config import Config
     from plstackapi.core.models import * 
     has_openstack = True
 except:
-    has_openpstack = False
+    has_openstack = False
 
 manager_enabled = Config().api_nova_enabled
 
@@ -24,14 +25,24 @@ def require_enabled(callable):
 class OpenStackManager:
 
     def __init__(self, auth={}, caller=None):
-        if auth:
-            self.client = OpenStackClient(**auth)
-        else:
-            self.client = OpenStackClient()   
+        self.client = None
+        self.driver = None
+        self.caller = None
         self.has_openstack = has_openstack       
-        self.enabled = manager_enabled 
-        self.driver = OpenStackDriver(client=self.client) 
-        self.caller=caller
+        self.enabled = manager_enabled
+
+        if has_openstack and manager_enabled:
+            if auth:
+                self.client = OpenStackClient(**auth)
+            else:
+                self.client = OpenStackClient()
+            self.driver = OpenStackDriver(client=self.client) 
+            
+            if caller:
+                self.caller = caller
+            else:
+                self.caller = self.driver.admin_user
+                self.caller.user_id = self.caller.id 
 
     @require_enabled
     def save_role(self, role):
@@ -67,16 +78,20 @@ class OpenStackManager:
                            'enabled': True}
             keystone_user = self.driver.create_user(**user_fields)
             user.user_id = keystone_user.id
-    
+        if user.site:
+            if user.is_admin:
+                role = 'admin'
+            else:
+                role = 'user'       
+            self.driver.add_user_role(user.user_id, user.site.tenant_id, role)
+  
     @require_enabled
     def delete_user(self, user):
         if user.user_id:
             self.driver.delete_user(user.user_id)        
     
-
-    
     @require_enabled
-    def save_site(self, site):
+    def save_site(self, site, add_role=True):
         if not site.tenant_id:
             tenant = self.driver.create_tenant(tenant_name=site.login_base,
                                                description=site.name,
@@ -121,6 +136,23 @@ class OpenStackManager:
             router = self.driver.create_router(slice.name)
             slice.router_id = router['id']
 
+            # create subnet
+            next_subnet = self.get_next_subnet()
+            cidr = str(next_subnet.cidr)
+            ip_version = next_subnet.version
+            start = str(next_subnet[2])
+            end = str(next_subnet[-2]) 
+            subnet = self.driver.create_subnet(name=slice.name,
+                                               network_id = network['id'],
+                                               cidr_ip = cidr,
+                                               ip_version = ip_version,
+                                               start = start,
+                                               end = end)
+            slice.subnet_id = subnet['id']
+            # add subnet as interface to slice's router
+            self.driver.add_router_interface(router['id'], subnet['id'])
+
         if slice.id and slice.tenant_id:
             self.driver.update_tenant(slice.tenant_id,
                                       description=slice.description,
@@ -129,10 +161,26 @@ class OpenStackManager:
     @require_enabled
     def delete_slice(self, slice):
         if slice.tenant_id:
+            self.driver.delete_router_interface(slice.router_id, slice.subnet_id)
+            self.driver.delete_subnet(slice.subnet_id)
             self.driver.delete_router(slice.router_id)
             self.driver.delete_network(slice.network_id)
             self.driver.delete_tenant(slice.tenant_id)
 
+    
+
+    def get_next_subnet(self):
+        # limit ourself to 10.0.x.x for now
+        valid_subnet = lambda net: net.startswith('10.0')  
+        subnets = self.driver.shell.quantum.list_subnets()['subnets']
+        ints = [int(IPNetwork(subnet['cidr']).ip) for subnet in subnets \
+                if valid_subnet(subnet['cidr'])] 
+        ints.sort()
+        last_ip = IPAddress(ints[-1])
+        last_network = IPNetwork(str(last_ip) + "/24")
+        next_network = IPNetwork(str(IPAddress(last_network) + last_network.size) + "/24")
+        return next_network
+
     @require_enabled
     def save_subnet(self, subnet):    
         if not subnet.subnet_id:
@@ -156,7 +204,7 @@ class OpenStackManager:
             self.driver.delete_subnet(subnet.subnet_id)
             #del_route = 'route del -net %s' % self.cidr
             #commands.getstatusoutput(del_route)
-    
+
     @require_enabled
     def save_sliver(self, sliver):
         if not sliver.instance_id:
@@ -167,6 +215,9 @@ class OpenStackManager:
             sliver.instance_id = instance.id
             sliver.instance_name = getattr(instance, 'OS-EXT-SRV-ATTR:instance_name')
 
+        if sliver.instance_id:
+            self.driver.update_instance_metadata(sliver.instance_id, {"cpu_cores": str(sliver.numberCores)})
+
     @require_enabled
     def delete_sliver(self, sliver):
         if sliver.instance_id: