rename DummyProvider to ExistingServers

fix one task:
https://trello.com/c/5w4pF7me/182-rename-dummyprovider-to-existingservers

Change-Id: Ic0ca93f00292e9d053a654c9bacf4c76922551ee

doc/samples/deployments/devstack-in-existing-servers.json

@@ -1,7 +1,7 @@
 {
     "name": "DevstackEngine",
     "provider": {
-        "name": "DummyProvider",
+        "name": "ExistingServers",
         "credentials": [{"user": "root", "host": "10.2.0.8"}]
     }
 }

doc/samples/deployments/devstack-in-lxc.json

@@ -11,7 +11,7 @@
         "tunnel_to": ["10.5.0.1"],
         "distribution": "ubuntu",
         "host_provider": {
-            "name": "DummyProvider",
+            "name": "ExistingServers",
             "credentials": [{"user": "root", "host": "10.2.250.103"}]
         }
     }

doc/samples/deployments/existing.json

@@ -1,5 +1,5 @@
 {
-    "name": "DummyEngine",
+    "name": "ExistingCloud",
     "endpoint": {
         "auth_url": "http://example.net:5000/v2.0/",
         "username": "admin",

rally/deploy/engines/devstack.py

@@ -52,7 +52,7 @@ class DevstackEngine(engine.EngineFactory):
                 "ADMIN_PASSWORD": "secret"
             },
             "provider": {
-                "name": "DummyProvider",
+                "name": "ExistingServers",
                 "credentials": [{'user': 'root', 'host': '10.2.0.8'}]
             }
         }

rally/deploy/serverprovider/providers/existing.py

@@ -17,7 +17,7 @@
 from rally.deploy.serverprovider import provider
 
 
-class DummyProvider(provider.ProviderFactory):
+class ExistingServers(provider.ProviderFactory):
     """Just return endpoints from own configuration."""
 
     CREDENTIALS_SCHEMA = {
@@ -45,7 +45,7 @@ class DummyProvider(provider.ProviderFactory):
     }
 
     def __init__(self, deployment, config):
-        super(DummyProvider, self).__init__(deployment, config)
+        super(ExistingServers, self).__init__(deployment, config)
         self.credentials = config['credentials']
 
     def create_servers(self):

rally/deploy/serverprovider/providers/lxc.py

@@ -261,7 +261,7 @@ class LxcProvider(provider.ProviderFactory):
         "forward_ssh": false,
         "container_name_prefix": "rally-multinode-02",
         "host_provider": {
-            "name": "DummyProvider",
+            "name": "ExistingServers",
             "credentials": [{"user": "root", "host": "host.net"}]
         }
     }

tests/deploy/engines/test_devstack.py

@@ -24,7 +24,7 @@ from rally.openstack.common import test
 SAMPLE_CONFIG = {
     'name': 'DevstackEngine',
     'provider': {
-        'name': 'DummyProvider',
+        'name': 'ExistingServers',
         'credentials': [{'user': 'root', 'host': 'example.com'}],
     },
     'localrc': {

tests/deploy/serverprovider/providers/test_existing.py

@@ -16,17 +16,17 @@
 import jsonschema
 
 from rally.deploy import serverprovider
-from rally.deploy.serverprovider.providers import dummy
+from rally.deploy.serverprovider.providers import existing
 from tests import test
 
 
 ProviderFactory = serverprovider.ProviderFactory
 
 
-class DummyProviderTestCase(test.TestCase):
+class ExistingServersTestCase(test.TestCase):
     def setUp(self):
-        super(DummyProviderTestCase, self).setUp()
-        self.config = {'name': 'DummyProvider',
+        super(ExistingServersTestCase, self).setUp()
+        self.config = {'name': 'ExistingServers',
                        'credentials': [{'user': 'user', 'host': 'host1'},
                                        {'user': 'user', 'host': 'host2'}]}
 
@@ -40,9 +40,9 @@ class DummyProviderTestCase(test.TestCase):
     def test_invalid_config(self):
         self.config['name'] = 42
         self.assertRaises(jsonschema.ValidationError,
-                          dummy.DummyProvider, None, self.config)
+                          existing.ExistingServers, None, self.config)
 
     def test_invalid_credentials(self):
         self.config['credentials'] = ['user@host1', 'user@host2']
         self.assertRaises(jsonschema.ValidationError,
-                          dummy.DummyProvider, None, self.config)
+                          existing.ExistingServers, None, self.config)

tests/deploy/serverprovider/providers/test_lxc.py

@@ -254,7 +254,7 @@ class LxcProviderTestCase(test.BaseTestCase):
             'tunnel_to': ['10.10.10.10', '20.20.20.20'],
             'container_name_prefix': 'rally-lxc',
             'host_provider': {
-                'name': 'DummyProvider',
+                'name': 'ExistingServers',
                 'credentials': [{'user': 'root', 'host': 'host1.net'},
                                 {'user': 'root', 'host': 'host2.net'}]}
         }