add script for copying back artifacts

.kitchen.yml

@@ -154,6 +154,7 @@ verifier:
   name: shell
   remote_exec: true
   sudo: false
+  live_stream: {}
 <% if ENV['TESTOPTS'].nil? %>
   command: '$(kitchen) /tmp/kitchen/testing/tests/runtests.py --run-destructive --sysinfo --transport=zeromq --output-columns=80 --ssh --coverage-xml=/tmp/coverage.xml --xml=/tmp/xml-unittests-output'
 <% else %>

tests/copyartifacts.py

@@ -0,0 +1,50 @@
+import argparse
+import os
+import paramiko
+import subprocess
+import yaml
+
+
+class DownloadArtifacts(object):
+    def __init__(self, instance, artifacts):
+        self.instance = instance
+        self.artifacts = artifacts
+        self.client = self.setup_transport()
+
+    def setup_transport(self):
+        config = yaml.load(subprocess.check_output(['bundle', 'exec', 'kitchen', 'diagnose', self.instance]))
+        instance = config['instances'][self.instance]['state_file']
+        transport = paramiko.Transport((instance['hostname'], instance['port']))
+        pkey = paramiko.rsakey.RSAKey(filename=instance['ssh_key'])
+        transport.connect(username=instance['username'], pkey=pkey)
+        return paramiko.SFTPClient.from_transport(transport)
+
+    def download(self):
+        for remote, local in self.artifacts:
+            if remote.endswith('/'):
+                for fxml in self.client.listdir(remote):
+                    print(os.path.join(remote, fxml))
+                    print(os.path.join(local, os.path.basename(fxml)))
+                    self.client.get(os.path.join(remote, fxml), os.path.join(local, os.path.basename(fxml)))
+            else:
+                self.client.get(fxml, os.path.join([local, os.path.basename(fxml)]))
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='Jenkins Artifact Download Helper')
+    parser.add_argument(
+        '--instance',
+        required=True,
+        action='store',
+        help='Instance on Test Kitchen to pull from',
+    )
+    parser.add_argument(
+        '--download-artifacts',
+        dest='artifacts',
+        nargs=2,
+        action='append',
+        metavar=('REMOTE_PATH', 'LOCAL_PATH'),
+        help='Download remote artifacts',
+    )
+    args = parser.parse_args()
+    downloader = DownloadArtifacts(args.instance, args.artifacts)
+    downloader.download()