Add a devserver call that can list staged contents of a build.
This will help with knowing why an update failed.
TEST=Executed the call on a local devserver. Added a unittest.
BUG=chromium:348097, chromium:349044, chromium:349047
Change-Id: I9c1a1a0ba9212852ad243eec728a010b5ed0b0fc
Reviewed-on: https://chromium-review.googlesource.com/189672
Tested-by: Prashanth B <beeps@chromium.org>
Reviewed-by: Dan Shi <dshi@chromium.org>
Reviewed-by: Chris Sosa <sosa@chromium.org>
Commit-Queue: Prashanth B <beeps@chromium.org>
diff --git a/devserver.py b/devserver.py
index 73fb39a..043e376 100755
--- a/devserver.py
+++ b/devserver.py
@@ -454,6 +454,32 @@
artifacts, files))
@cherrypy.expose
+ def list_image_dir(self, **kwargs):
+ """Take an archive url and list the contents in its staged directory.
+
+ Args:
+ kwargs:
+ archive_url: Google Storage URL for the build.
+
+ Example:
+ To list the contents of where this devserver should have staged
+ gs://image-archive/<board>-release/<build> call:
+ http://devserver_url:<port>/list_image_dir?archive_url=<gs://..>
+
+ Returns:
+ A string with information about the contents of the image directory.
+ """
+ archive_url = self._canonicalize_archive_url(kwargs.get('archive_url'))
+ download_helper = downloader.Downloader(updater.static_dir, archive_url)
+ try:
+ image_dir_contents = download_helper.ListBuildDir()
+ except build_artifact.ArtifactDownloadError as e:
+ return 'Cannot list the contents of staged artifacts. %s' % e
+ if not image_dir_contents:
+ return '%s has not been staged on this devserver.' % archive_url
+ return image_dir_contents
+
+ @cherrypy.expose
def stage(self, **kwargs):
"""Downloads and caches the artifacts from Google Storage URL.