Add basic KMS key endpoints.

moto/kms/models.py

@@ -0,0 +1,54 @@
+from __future__ import unicode_literals
+
+import boto.kms
+from moto.core import BaseBackend
+from .utils import generate_key_id
+
+
+class Key(object):
+    def __init__(self, policy, key_usage, description, region):
+        self.id = generate_key_id()
+        self.policy = policy
+        self.key_usage = key_usage
+        self.description = description
+        self.enabled = True
+        self.region = region
+        self.account_id = "0123456789012"
+
+    @property
+    def arn(self):
+        return "arn:aws:kms:{}:{}:key/{}".format(self.region, self.account_id, self.id)
+
+    def to_dict(self):
+        return {
+            "KeyMetadata": {
+                "AWSAccountId": self.account_id,
+                "Arn": self.arn,
+                "CreationDate": "2015-01-01 00:00:00",
+                "Description": self.description,
+                "Enabled": self.enabled,
+                "KeyId": self.id,
+                "KeyUsage": self.key_usage,
+            }
+        }
+
+
+class KmsBackend(BaseBackend):
+
+    def __init__(self):
+        self.keys = {}
+
+    def create_key(self, policy, key_usage, description, region):
+        key = Key(policy, key_usage, description, region)
+        self.keys[key.id] = key
+        return key
+
+    def describe_key(self, key_id):
+        return self.keys[key_id]
+
+    def list_keys(self):
+        return self.keys.values()
+
+kms_backends = {}
+for region in boto.kms.regions():
+    kms_backends[region.name] = KmsBackend()