merge from master at 17.2-30-gf7deaf15

1 files changed, 45 insertions, 0 deletions

diff --git a/tests/cloud_tests/platforms/snapshots.py b/tests/cloud_tests/platforms/snapshots.py
new file mode 100644
index 00000000..94328982
--- /dev/null
+++ b/tests/cloud_tests/platforms/snapshots.py
@@ -0,0 +1,45 @@
+# This file is part of cloud-init. See LICENSE file for license information.
+
+"""Base snapshot."""
+
+
+class Snapshot(object):
+    """Base class for snapshots."""
+
+    platform_name = None
+
+    def __init__(self, platform, properties, config, features):
+        """Set up snapshot.
+
+        @param platform: platform object
+        @param properties: image properties
+        @param config: image config
+        @param features: supported feature flags
+        """
+        self.platform = platform
+        self.properties = properties
+        self.config = config
+        self.features = features
+
+    def __str__(self):
+        """A brief description of the snapshot."""
+        return '-'.join((self.properties['os'], self.properties['release']))
+
+    def launch(self, user_data, meta_data=None, block=True, start=True,
+               use_desc=None):
+        """Launch instance.
+
+        @param user_data: user-data for the instance
+        @param instance_id: instance-id for the instance
+        @param block: wait until instance is created
+        @param start: start instance and wait until fully started
+        @param use_desc: description of snapshot instance use
+        @return_value: an Instance
+        """
+        raise NotImplementedError
+
+    def destroy(self):
+        """Clean up snapshot data."""
+        pass
+
+# vi: ts=4 expandtab