NFP - Pecan controller enhancements to support configuration patches

This changeset contains enhancements done for pecan controller which was merged
into GBP master branch.
These enhancements are to support submission of configurator and config orchestrator.

These changes are primarily into the following directories.
(1) gbpservice/nfp
(2) gbpservice/neutron/tests/unit/nfp

Change-Id: I03eef60b2c9afa57f0ca0635321fac28944b43fe
Implements: blueprint gbp-network-services-framework
Co-Authored-By: Akash Deep <akash.deep@oneconvergence.com>
(cherry picked from commit 7dc8e9d5ee)

gbpservice/neutron/tests/unit/nfp/base_configurator/controllers/test_controller.py

@@ -23,7 +23,6 @@ from gbpservice.nfp.pecan import constants
 
 setattr(pecan, 'mode', constants.base)
 
-from gbpservice.nfp.pecan.api import root_controller
 
 ERROR = 'error'
 UNHANDLED = 'unhandled'
@@ -49,6 +48,8 @@ class ControllerTestCase(base.BaseTestCase, rest.RestController):
         test cases before execution of each test case.
         """
         super(ControllerTestCase, self).setUp()
+        from gbpservice.nfp.pecan.api import root_controller
+        reload(root_controller)
         RootController = root_controller.RootController()
         self.app = webtest.TestApp(pecan.make_app(RootController))
         self.data = {'info': {'service_type': 'firewall',

gbpservice/nfp/base_configurator/controllers/controller.py

@@ -18,7 +18,7 @@ import requests
 import subprocess
 import time
 
-from gbpservice.nfp.base_configurator.base_controller import BaseController
+from gbpservice.nfp.pecan import base_controller
 
 LOG = logging.getLogger(__name__)
 TOPIC = 'configurator'
@@ -31,7 +31,7 @@ notifications = []
 cache_ips = set()
 
 
-class Controller(BaseController):
+class Controller(base_controller.BaseController):
 
     """Implements all the APIs Invoked by HTTP requests.
 

gbpservice/nfp/common/constants.py

@@ -68,6 +68,8 @@ CONFIG_TAG_RESOURCE_MAP = {
     CUSTOM_JSON: 'custom_json'}
 
 LOADBALANCER_RPC_API_VERSION = "2.0"
+LOADBALANCERV2_RPC_API_VERSION = "1.0"
+
 HEALTHMONITOR_RESOURCE = 'healthmonitor'
 INTERFACE_RESOURCE = 'interfaces'
 ROUTES_RESOURCE = 'routes'

gbpservice/nfp/pecan/api/config.py

@@ -59,3 +59,10 @@ logging = {
                  }
                  }
 }
+cloud_services = [
+    {'service_name': 'configurator',
+     'topic': 'configurator',
+     'reporting_interval': '10',  # in seconds
+     'apis': ['CONFIGURATION']
+     }
+]

gbpservice/nfp/pecan/api/root_controller.py

@@ -35,6 +35,8 @@ class RootController(object):
         v1 = _controllers[constants.BASE_CONTROLLER].V1Controller()
     elif pecan.mode == constants.base_with_vm:
         v1 = _controllers[constants.REFERENCE_CONTROLLER].V1Controller()
+    elif pecan.mode == constants.advanced:
+        v1 = _controllers[constants.ADVANCED_CONTROLLER].V1Controller()
 
     @pecan.expose()
     def get(self):

gbpservice/nfp/pecan/constants.py

@@ -13,14 +13,18 @@
 
 BASE_CONTROLLER = 'base_controller'
 REFERENCE_CONTROLLER = 'reference_controller'
+ADVANCED_CONTROLLER = 'advanced_controller'
 
 
 controllers = {
     BASE_CONTROLLER: 'gbpservice.nfp.base_configurator.controllers',
     REFERENCE_CONTROLLER: ('gbpservice.tests.contrib'
-                           '.nfp_service.reference_configurator.controllers')
+                           '.nfp_service.reference_configurator.controllers'),
+    ADVANCED_CONTROLLER: ('gbpservice.contrib.nfp.configurator'
+                          '.advanced_controller.controller_loader')
 }
 
 base_with_vm = 'base_with_vm'
 base = 'base'
-modes = [base, base_with_vm]
+advanced = 'advanced'
+modes = [base, base_with_vm, advanced]