Add instance_metadata functionality to the trove python library

Implements: blueprint trove-metadata

Change-Id: I4e498844afd2d2730fad2176dccaf1d61d8798c1

3 files changed, 19 insertions, 0 deletions

diff --git a/troveclient/compat/cli.py b/troveclient/compat/cli.py
index 3244027..c5d0718 100644
--- a/troveclient/compat/cli.py
+++ b/troveclient/compat/cli.py
@@ -415,6 +415,20 @@ class SecurityGroupCommands(common.AuthedCommandsBase):
         self.dbaas.security_group_rules.delete(self.id)
 
 
+class MetadataCommands(common.AuthedCommandsBase):
+    """Commands to create/update/replace/delete/show metadata for an instance
+    """
+    params = [
+        'instance_id',
+        'metadata'
+    ]
+
+    def show(self):
+        """Show instance metadata."""
+        self._require('instance_id')
+        self._pretty_print(self.dbaas.metadata.show(self.instance_id))
+
+
 COMMANDS = {
     'auth': common.Auth,
     'instance': InstanceCommands,
@@ -427,6 +441,7 @@ COMMANDS = {
     'root': RootCommands,
     'version': VersionCommands,
     'secgroup': SecurityGroupCommands,
+    'metadata': MetadataCommands,
 }
 
 
diff --git a/troveclient/compat/client.py b/troveclient/compat/client.py
index bc40074..5c5d5fe 100644
--- a/troveclient/compat/client.py
+++ b/troveclient/compat/client.py
@@ -311,6 +311,7 @@ class Dbaas(object):
         from troveclient.v1 import instances
         from troveclient.v1 import limits
         from troveclient.v1 import management
+        from troveclient.v1 import metadata
         from troveclient.v1 import quota
         from troveclient.v1 import root
         from troveclient.v1 import security_groups
@@ -347,6 +348,7 @@ class Dbaas(object):
         self.configurations = configurations.Configurations(self)
         config_parameters = configurations.ConfigurationParameters(self)
         self.configuration_parameters = config_parameters
+        self.metadata = metadata.Metadata(self)
 
         class Mgmt(object):
             def __init__(self, dbaas):
diff --git a/troveclient/compat/tests/test_common.py b/troveclient/compat/tests/test_common.py
index 53ed30f..1a1ceb1 100644
--- a/troveclient/compat/tests/test_common.py
+++ b/troveclient/compat/tests/test_common.py
@@ -230,8 +230,10 @@ class CommandsBaseTest(testtools.TestCase):
         self.assertIsNone(self.cmd_base._pretty_print(func))
 
     def test__dumps(self):
+        orig_dumps = json.dumps
         json.dumps = mock.Mock(return_value="test-dump")
         self.assertEqual("test-dump", self.cmd_base._dumps("item"))
+        json.dumps = orig_dumps
 
     def test__pretty_list(self):
         func = mock.Mock(return_value=None)