initialize glance client with ca_ssl_cert
[plstackapi.git] / planetstack / openstack / driver.py
index f84fbb8..2edf10e 100644 (file)
@@ -1,29 +1,64 @@
 import commands
+import hashlib
 from planetstack.config import Config
-from openstack.client import OpenStackClient
+from core.models import Controller
+
+try:
+    from openstack.client import OpenStackClient
+    has_openstack = True
+except:
+    has_openstack = False
+
+manager_enabled = Config().api_nova_enabled
 
 class OpenStackDriver:
 
-    def __init__(self, config = None, client=None): 
+    def __init__(self, config = None, client=None):
         if config:
             self.config = Config(config)
         else:
-            self.config = Config() 
-
-        self.admin_client = OpenStackClient()
-        self.admin_user = self.admin_client.keystone.users.find(name=self.admin_client.keystone.username)
+            self.config = Config()
 
         if client:
             self.shell = client
-        else:
-            self.shell = OpenStackClient()
 
-    def create_role(self, name): 
+        self.enabled = manager_enabled
+        self.has_openstack = has_openstack
+        self.controller = None
+        self.admin_user = None
+
+    def client_driver(self, caller=None, tenant=None, controller=None):
+        if caller:
+            auth = {'username': caller.email,
+                    'password': hashlib.md5(caller.password).hexdigest()[:6],
+                    'tenant': tenant}
+            client = OpenStackClient(controller=controller, cacert=self.config.nova_ca_ssl_cert, **auth)
+        else:
+            admin_driver = self.admin_driver(tenant=tenant, controller=controller)
+            client = OpenStackClient(tenant=tenant, controller=admin_driver.controller)
+
+        driver = OpenStackDriver(client=client)
+        #driver.admin_user = admin_driver.admin_user
+        #driver.controller = admin_driver.controller
+        return driver
+
+    def admin_driver(self, tenant=None, controller=None):
+        if isinstance(controller, int):
+            controller = Controller.objects.get(id=controller.id)
+        client = OpenStackClient(tenant=tenant, controller=controller, cacert=self.config.nova_ca_ssl_cert)
+        driver = OpenStackDriver(client=client)
+        driver.admin_user = client.keystone.users.find(name=controller.admin_user)
+        driver.controller = controller
+        return driver    
+
+    def create_role(self, name):
         roles = self.shell.keystone.roles.findall(name=name)
-        if not roles:
+        roles_title = self.shell.keystone.roles.findall(name=name.title())
+        roles_found = roles + roles_title
+        if not roles_found:
             role = self.shell.keystone.roles.create(name)
         else:
-            role = roles[0] 
+            role = roles_found[0]
         return role
 
     def delete_role(self, filter):
@@ -51,8 +86,17 @@ class OpenStackDriver:
         return self.shell.keystone.tenants.update(id, **kwds)
 
     def delete_tenant(self, id):
+        ctx = self.shell.nova_db.ctx
         tenants = self.shell.keystone.tenants.findall(id=id)
         for tenant in tenants:
+            # nova does not automatically delete the tenant's instances
+            # so we manually delete instances before deleteing the tenant   
+            instances = self.shell.nova_db.instance_get_all_by_filters(ctx,
+                       {'project_id': tenant.id}, 'id', 'asc')
+            client = OpenStackClient(tenant=tenant.name)
+            driver = OpenStackDriver(client=client)
+            for instance in instances:
+                driver.destroy_instance(instance.id)
             self.shell.keystone.tenants.delete(tenant)
         return 1
 
@@ -69,13 +113,32 @@ class OpenStackDriver:
     def delete_user(self, id):
         users = self.shell.keystone.users.findall(id=id)
         for user in users:
+            # delete users keys
+            keys = self.shell.nova.keypairs.findall()
+            for key in keys:
+                self.shell.nova.keypairs.delete(key)
             self.shell.keystone.users.delete(user)
-        return 1 
+        return 1
+
+    def get_admin_role(self):
+        role = None
+        for admin_role_name in ['admin', 'Admin']:
+            roles = self.shell.keystone.roles.findall(name=admin_role_name)
+            if roles:
+                role = roles[0]
+                break
+        return role 
 
     def add_user_role(self, kuser_id, tenant_id, role_name):
         user = self.shell.keystone.users.find(id=kuser_id)
         tenant = self.shell.keystone.tenants.find(id=tenant_id)
-        role = self.shell.keystone.roles.find(name=role_name)
+        # admin role can be lowercase or title. Look for both
+        role = None
+        if role_name.lower() == 'admin':
+            role = self.get_admin_role()
+        else:
+            # look up non admin role or force exception when admin role isnt found 
+            role = self.shell.keystone.roles.find(name=role_name)                   
 
         role_found = False
         user_roles = user.list_roles(tenant.id)
@@ -90,7 +153,13 @@ class OpenStackDriver:
     def delete_user_role(self, kuser_id, tenant_id, role_name):
         user = self.shell.keystone.users.find(id=kuser_id)
         tenant = self.shell.keystone.tenants.find(id=tenant_id)
-        role = self.shell.keystone.roles.find(name=role_name)
+        # admin role can be lowercase or title. Look for both
+        role = None
+        if role_name.lower() == 'admin':
+            role = self.get_admin_role()
+        else:
+            # look up non admin role or force exception when admin role isnt found
+            role = self.shell.keystone.roles.find(name=role_name)
 
         role_found = False
         user_roles = user.list_roles(tenant.id)
@@ -102,8 +171,12 @@ class OpenStackDriver:
 
         return 1 
 
-    def update_user(self, id, **kwds):
-        return self.shell.keystone.users.update(id, **kwds)
+    def update_user(self, id, fields):
+        if 'password' in fields:
+            self.shell.keystone.users.update_password(id, fields['password'])
+        if 'enabled' in fields:
+            self.shell.keystone.users.update_enabled(id, fields['enabled']) 
+        return 1 
 
     def create_router(self, name, set_gateway=True):
         routers = self.shell.quantum.list_routers(name=name)['routers']
@@ -143,12 +216,12 @@ class OpenStackDriver:
         if router and subnet:
             self.shell.quantum.remove_interface_router(router_id, {'subnet_id': subnet_id})
  
-    def create_network(self, name):
+    def create_network(self, name, shared=False):
         nets = self.shell.quantum.list_networks(name=name)['networks']
         if nets: 
             net = nets[0]
         else:
-            net = self.shell.quantum.create_network({'network': {'name': name}})['network']
+            net = self.shell.quantum.create_network({'network': {'name': name, 'shared': shared}})['network']
         return net
  
     def delete_network(self, id):
@@ -193,19 +266,23 @@ class OpenStackDriver:
         for snet in subnets:
             if snet['cidr'] == cidr_ip and snet['network_id'] == network_id:
                 subnet = snet
+
         if not subnet:
+            # HACK: Add metadata route -- Neutron does not reliably supply this
+            metadata_ip = cidr_ip.replace("0/24", "3")
+
             allocation_pools = [{'start': start, 'end': end}]
             subnet = {'subnet': {'name': name,
                                  'network_id': network_id,
                                  'ip_version': ip_version,
                                  'cidr': cidr_ip,
-                                 'dns_nameservers': ['8.8.8.8', '8.8.4.4'],
-                                 'allocation_pools': allocation_pools}}          
+                                 #'dns_nameservers': ['8.8.8.8', '8.8.4.4'],
+                                 'host_routes': [{'destination':'169.254.169.254/32','nexthop':metadata_ip}],
+                                 'gateway_ip': None,
+                                 'allocation_pools': allocation_pools}}
             subnet = self.shell.quantum.create_subnet(subnet)['subnet']
-            self.add_external_route(subnet)
-        # TODO: Add route to external network
-        # e.g. #  route add -net 10.0.3.0/24 dev br-ex gw 10.100.0.5 
+            # self.add_external_route(subnet)
+
         return subnet
 
     def update_subnet(self, id, fields):
@@ -222,7 +299,15 @@ class OpenStackDriver:
                 self.delete_external_route(subnet)
         return 1
 
-    def add_external_route(self, subnet):
+    def get_external_routes(self):
+        status, output = commands.getstatusoutput('route')
+        routes = output.split('\n')[3:]
+        return routes
+
+    def add_external_route(self, subnet, routes=[]):
+        if not routes:
+            routes = self.get_external_routes()
         ports = self.shell.quantum.list_ports()['ports']
 
         gw_ip = subnet['gateway_ip']
@@ -239,14 +324,23 @@ class OpenStackDriver:
                     gw_port = port
                     router_id = gw_port['device_id']
                     router = self.shell.quantum.show_router(router_id)['router']
-                    ext_net = router['external_gateway_info']['network_id']
-                    for port in ports:
-                        if port['device_id'] == router_id and port['network_id'] == ext_net:
-                            ip_address = port['fixed_ips'][0]['ip_address']
+                    if router and router.get('external_gateway_info'):
+                        ext_net = router['external_gateway_info']['network_id']
+                        for port in ports:
+                            if port['device_id'] == router_id and port['network_id'] == ext_net:
+                                ip_address = port['fixed_ips'][0]['ip_address']
 
         if ip_address:
-            cmd = "route add -net %s dev br-ex gw %s" % (subnet['cidr'], ip_address)
-            commands.getstatusoutput(cmd)
+            # check if external route already exists
+            route_exists = False
+            if routes:
+                for route in routes:
+                    if subnet['cidr'] in route and ip_address in route:
+                        route_exists = True
+            if not route_exists:
+                cmd = "route add -net %s dev br-ex gw %s" % (subnet['cidr'], ip_address)
+                s, o = commands.getstatusoutput(cmd)
+                #print cmd, "\n", s, o
 
         return 1
 
@@ -278,51 +372,101 @@ class OpenStackDriver:
              
         return 1
     
-    def create_keypair(self, name, key):
+    def create_keypair(self, name, public_key):
         keys = self.shell.nova.keypairs.findall(name=name)
         if keys:
             key = keys[0]
+            # update key     
+            if key.public_key != public_key:
+                self.delete_keypair(key.id)
+                key = self.shell.nova.keypairs.create(name=name, public_key=public_key)
         else:
-            key = self.shell.nova.keypairs.create(name=name, public_key=key)
+            key = self.shell.nova.keypairs.create(name=name, public_key=public_key)
         return key
 
     def delete_keypair(self, id):
         keys = self.shell.nova.keypairs.findall(id=id)
         for key in keys:
             self.shell.nova.keypairs.delete(key) 
-        return 1 
+        return 1
+
+    def get_private_networks(self, tenant=None):
+        if not tenant:
+            tenant = self.shell.nova.tenant
+        tenant = self.shell.keystone.tenants.find(name=tenant)
+        search_opts = {"tenant_id": tenant.id, "shared": False}
+        private_networks = self.shell.quantum.list_networks(**search_opts)
+        return private_networks
+
+    def get_shared_networks(self):
+        search_opts = {"shared": True}
+        shared_networks = self.shell.quantum.list_networks(**search_opts)
+        return shared_networks
+
+    def get_network_subnet(self, network_id):
+        subnet_id = None
+        subnet = None
+        if network_id:
+            os_networks = self.shell.quantum.list_networks(id=network_id)["networks"]
+            if os_networks:
+                os_network = os_networks[0]
+                if os_network['subnets']:
+                    subnet_id = os_network['subnets'][0]
+                    os_subnets = self.shell.quantum.list_subnets(id=subnet_id)['subnets']
+                    if os_subnets:
+                        subnet = os_subnets[0]['cidr']
+
+        return (subnet_id, subnet)
+
+    def spawn_instance(self, name, key_name=None, availability_zone=None, hostname=None, image_id=None, security_group=None, pubkeys=[], nics=None, metadata=None, userdata=None, flavor_name=None):
+        if not flavor_name:
+            flavor_name = self.config.nova_default_flavor
 
-    def spawn_instance(self, name, key_name=None, hostname=None, image_id=None, security_group=None, pubkeys=[]):
-        flavor_name = self.config.nova_default_flavor
         flavor = self.shell.nova.flavors.find(name=flavor_name)
-        #if not image:
-        #    image = self.config.nova_default_imave
+
         if not security_group:
-            security_group = self.config.nova_default_security_group 
+            security_group = self.config.nova_default_security_group
 
-        #authorized_keys = "\n".join(pubkeys)
-        #files = {'/root/.ssh/authorized_keys': authorized_keys}
         files = {}
-       
+        #if pubkeys:
+        #    files["/root/.ssh/authorized_keys"] = "\n".join(pubkeys).encode('base64')
         hints = {}
-        availability_zone = None
+        
+        # determine availability zone and compute host 
+        availability_zone_filter = None
+        if availability_zone is None or not availability_zone:
+            availability_zone_filter = 'nova'
+        else: 
+            availability_zone_filter = availability_zone
         if hostname:
-            availability_zone = 'nova:%s' % hostname
+            availability_zone_filter += ':%s' % hostname
+
         server = self.shell.nova.servers.create(
                                             name=name,
                                             key_name = key_name,
                                             flavor=flavor.id,
                                             image=image_id,
                                             security_group = security_group,
-                                            files=files,
+                                            #files = files,
                                             scheduler_hints=hints,
-                                            availability_zone=availability_zone)
+                                            availability_zone=availability_zone_filter,
+                                            nics=nics,
+                                            networks=nics,
+                                            meta=metadata,
+                                            userdata=userdata)
         return server
-          
+
     def destroy_instance(self, id):
-        servers = self.shell.nova.servers.findall(id=id)
+        if (self.shell.nova.tenant=="admin"):
+            # findall() is implemented as a list() followed by a python search of the
+            # list. Since findall() doesn't accept "all_tenants", we do this using
+            # list() ourselves. This allows us to delete an instance as admin.
+            servers = self.shell.nova.servers.list(search_opts={"all_tenants": True})
+        else:
+            servers = self.shell.nova.servers.list()
         for server in servers:
-            self.shell.nova.servers.delete(server)
+            if server.id == id:
+                result=self.shell.nova.servers.delete(server)
 
     def update_instance_metadata(self, id, metadata):
         servers = self.shell.nova.servers.findall(id=id)