{"action":"created","comment":{"url":"https://api.github.com/repos/oneconvergence/group-based-policy/pulls/comments/33729636","id":33729636,"diff_hunk":"@@ -0,0 +1,477 @@\n+#    Licensed under the Apache License, Version 2.0 (the \"License\"); you may\n+#    not use this file except in compliance with the License. You may obtain\n+#    a copy of the License at\n+#\n+#         http://www.apache.org/licenses/LICENSE-2.0\n+#\n+#    Unless required by applicable law or agreed to in writing, software\n+#    distributed under the License is distributed on an \"AS IS\" BASIS, WITHOUT\n+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the\n+#    License for the specific language governing permissions and limitations\n+#    under the License.\n+\n+import time\n+\n+from neutron.common import log\n+from neutron.db import model_base\n+from neutron.openstack.common import log as logging\n+from neutron.plugins.common import constants as pconst\n+from oslo.config import cfg\n+from oslo.serialization import jsonutils\n+import sqlalchemy as sa\n+\n+from gbpservice.neutron.services.servicechain.plugins.ncp import (\n+                                                    exceptions as exc)\n+from gbpservice.neutron.services.servicechain.plugins.ncp import driver_base\n+from gbpservice.neutron.services.servicechain.plugins.ncp.node_drivers import (\n+                                openstack_heat_api_client as heat_api_client)\n+\n+LOG = logging.getLogger(__name__)\n+\n+service_chain_opts = [\n+    cfg.IntOpt('stack_action_wait_time',\n+               default=15,\n+               help=_(\"Seconds to wait for pending stack operation \"\n+                      \"to complete\")),\n+    cfg.StrOpt('heat_uri',\n+               default='http://localhost:8004/v1',\n+               help=_(\"Heat API server address to instantiate services \"\n+                      \"specified in the service chain.\")),\n+    cfg.StrOpt('exclude_pool_member_tag',\n+               default='ExcludePoolMember',\n+               help=_(\"Policy Targets created for the LB Pool Members should \"\n+                      \"have this tag in their description\")),\n+]\n+\n+cfg.CONF.register_opts(service_chain_opts, \"servicechain\")\n+EXCLUDE_POOL_MEMBER_TAG = cfg.CONF.servicechain.exclude_pool_member_tag\n+STACK_ACTION_WAIT_TIME = cfg.CONF.servicechain.stack_action_wait_time\n+STACK_ACTION_RETRY_WAIT = 5  # Retry after every 5 seconds\n+\n+\n+class ServiceNodeInstanceStack(model_base.BASEV2):\n+    \"\"\"ServiceChainInstance stacks owned by the Node driver.\"\"\"\n+\n+    __tablename__ = 'node_instance_stacks'\n+    sc_instance_id = sa.Column(sa.String(36),\n+                               nullable=False, primary_key=True)\n+    sc_node_id = sa.Column(sa.String(36),\n+                           nullable=False, primary_key=True)\n+    stack_id = sa.Column(sa.String(36),\n+                         nullable=False, primary_key=True)\n+\n+\n+class InvalidServiceType(exc.NodeCompositionPluginBadRequest):\n+    message = _(\"The Template Node driver only supports the services \"\n+                \"Firewall and LB in a Service Chain\")\n+\n+\n+class NodeVendorMismatch(exc.NodeCompositionPluginBadRequest):\n+    message = _(\"The reference driver only handles nodes which have service \"\n+                \"profile with vendor name %(vendor)s\")\n+\n+\n+class HeatTemplateVersionNotSupported(exc.NodeCompositionPluginBadRequest):\n+    message = _(\"The Template Node driver only supports AWS and Hot template \"\n+                \"formats for service node config\")\n+\n+\n+class ServiceResourceDefinitionsMissing(exc.NodeCompositionPluginBadRequest):\n+    message = _(\"The Service template does not have service resources defined\")\n+\n+\n+class HeatResourceMissing(exc.NodeCompositionPluginBadRequest):\n+    message = _(\"The service template requires the Resource %(resource)s for \"\n+                \"service type %(servicetype)s\")\n+\n+\n+class ProfileUpdateNotSupported(exc.NodeCompositionPluginBadRequest):\n+    message = _(\"The Template Node driver does not allow updating the \"\n+                \"service profile used by a Node\")\n+\n+\n+class ServiceTypeUpdateNotSupported(exc.NodeCompositionPluginBadRequest):\n+    message = _(\"The Template Node driver does not allow updating the \"\n+                \"service type used by a Node\")\n+\n+\n+class TemplateNodeDriver(driver_base.NodeDriverBase):\n+\n+    sc_supported_type = [pconst.LOADBALANCER, pconst.FIREWALL]\n+    vendor_name = 'default'\n+    initialized = False\n+    required_heat_resources = {pconst.LOADBALANCER: [\n+                                            'OS::Neutron::LoadBalancer',\n+                                            'OS::Neutron::Pool'],\n+                               pconst.FIREWALL: [\n+                                            'OS::Neutron::Firewall',\n+                                            'OS::Neutron::FirewallPolicy']}\n+\n+    @log.log\n+    def initialize(self, name):\n+        self.initialized = True\n+        self._name = name\n+\n+    @log.log\n+    def get_plumbing_info(self, context):\n+        pass\n+\n+    @log.log\n+    def validate_create(self, context):\n+        if context.current_node['service_profile_id'] is None:\n+            service_type = context.current_node['service_type']\n+            if service_type not in self.sc_supported_type:\n+                raise InvalidServiceType()\n+        else:\n+            if context.current_profile['vendor'] != self.vendor_name:\n+                raise NodeVendorMismatch(vendor=self.vendor_name)\n+            service_type = context.current_profile['service_type']\n+            if service_type not in self.sc_supported_type:\n+                raise InvalidServiceType()\n+","path":"gbpservice/neutron/services/servicechain/plugins/ncp/node_drivers/template_node_driver.py","position":131,"original_position":131,"commit_id":"4808820c84fec5b8e4e280e9db8c7faf172e229a","original_commit_id":"4808820c84fec5b8e4e280e9db8c7faf172e229a","user":{"login":"rukansari","id":9679299,"avatar_url":"https://avatars.githubusercontent.com/u/9679299?v=3","gravatar_id":"","url":"https://api.github.com/users/rukansari","html_url":"https://github.com/rukansari","followers_url":"https://api.github.com/users/rukansari/followers","following_url":"https://api.github.com/users/rukansari/following{/other_user}","gists_url":"https://api.github.com/users/rukansari/gists{/gist_id}","starred_url":"https://api.github.com/users/rukansari/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rukansari/subscriptions","organizations_url":"https://api.github.com/users/rukansari/orgs","repos_url":"https://api.github.com/users/rukansari/repos","events_url":"https://api.github.com/users/rukansari/events{/privacy}","received_events_url":"https://api.github.com/users/rukansari/received_events","type":"User","site_admin":false},"body":"can we also add a check to ensure insertion mode supported is only L3","created_at":"2015-07-01T22:01:27Z","updated_at":"2015-07-01T22:01:27Z","html_url":"https://github.com/oneconvergence/group-based-policy/pull/9#discussion_r33729636","pull_request_url":"https://api.github.com/repos/oneconvergence/group-based-policy/pulls/9","_links":{"self":{"href":"https://api.github.com/repos/oneconvergence/group-based-policy/pulls/comments/33729636"},"html":{"href":"https://github.com/oneconvergence/group-based-policy/pull/9#discussion_r33729636"},"pull_request":{"href":"https://api.github.com/repos/oneconvergence/group-based-policy/pulls/9"}}},"pull_request":{"url":"https://api.github.com/repos/oneconvergence/group-based-policy/pulls/9","id":38767635,"html_url":"https://github.com/oneconvergence/group-based-policy/pull/9","diff_url":"https://github.com/oneconvergence/group-based-policy/pull/9.diff","patch_url":"https://github.com/oneconvergence/group-based-policy/pull/9.patch","issue_url":"https://api.github.com/repos/oneconvergence/group-based-policy/issues/9","number":9,"state":"open","locked":false,"title":"Oneconvergence service node driver","user":{"login":"mageshgv-oc","id":10354859,"avatar_url":"https://avatars.githubusercontent.com/u/10354859?v=3","gravatar_id":"","url":"https://api.github.com/users/mageshgv-oc","html_url":"https://github.com/mageshgv-oc","followers_url":"https://api.github.com/users/mageshgv-oc/followers","following_url":"https://api.github.com/users/mageshgv-oc/following{/other_user}","gists_url":"https://api.github.com/users/mageshgv-oc/gists{/gist_id}","starred_url":"https://api.github.com/users/mageshgv-oc/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mageshgv-oc/subscriptions","organizations_url":"https://api.github.com/users/mageshgv-oc/orgs","repos_url":"https://api.github.com/users/mageshgv-oc/repos","events_url":"https://api.github.com/users/mageshgv-oc/events{/privacy}","received_events_url":"https://api.github.com/users/mageshgv-oc/received_events","type":"User","site_admin":false},"body":"1) Refactored Service chain driver \r\n2) Fixed issues with inconsistent updates to DHCP agent for hotplugged ports\r\n3) Fixed issues with adding extra route to a wrong IP (based on a different tenant's stitching port)\r\n4) Fixed the issues with port(and PT) cleanup and stale ports on chain delete\r\n\r\nTODO: Handle Node update and dynamic LB member 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