Allow for controllers to be loaded dynamically.

Change-Id: If85de4c02406e8ffd49da3c04c23db58ad2df119

monikerclient/shell.py

@@ -27,7 +27,7 @@ class MonikerShell(App):
         super(MonikerShell, self).__init__(
             description='Moniker Client',
             version=version.version_string(),
-            command_manager=CommandManager('moniker.cli'),
+            command_manager=CommandManager('monikerclient.cli'),
         )
 
         self.log = logging.getLogger(__name__)

monikerclient/v1/__init__.py

@@ -14,12 +14,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import requests
+from stevedore import extension
 from monikerclient import exceptions
 from monikerclient.auth import KeystoneAuth
-from monikerclient.v1 import diagnostics
-from monikerclient.v1 import domains
-from monikerclient.v1 import records
-from monikerclient.v1 import servers
 
 
 class Client(object):
@@ -56,10 +53,13 @@ class Client(object):
         self.requests.auth = auth
         self.requests.headers.update(headers)
 
-        self.diagnostics = diagnostics.DiagnosticsController(client=self)
+        def _load_controller(ext):
-        self.domains = domains.DomainsController(client=self)
+            controller = ext.plugin(client=self)
-        self.records = records.RecordsController(client=self)
+            setattr(self, ext.name, controller)
-        self.servers = servers.ServersController(client=self)
+
+        # Load all controllers
+        mgr = extension.ExtensionManager('monikerclient.v1.controllers')
+        mgr.map(_load_controller)
 
     def wrap_api_call(self, func, *args, **kw):
         """

setup.py

@@ -47,7 +47,13 @@ setup(
     ],
     cmdclass=common_setup.get_cmdclass(),
     entry_points=textwrap.dedent("""
-        [moniker.cli]
+        [monikerclient.v1.controllers]
+        diagnostics = monikerclient.v1.diagnostics:DiagnosticsController
+        domains = monikerclient.v1.domains:DomainsController
+        records = monikerclient.v1.records:RecordsController
+        servers = monikerclient.v1.servers:ServersController
+
+        [monikerclient.cli]
         domain-list = monikerclient.cli.domains:ListDomainsCommand
         domain-get = monikerclient.cli.domains:GetDomainCommand
         domain-create = monikerclient.cli.domains:CreateDomainCommand

tools/pip-requires

@@ -1,5 +1,6 @@
 cliff>=1.2.1
 jsonschema>=0.8,<1
+stevedore
 requests>=0.8.3,<1.0
 python-keystoneclient>=0.2.0
 keyring