Do a hacky attempt at not rebuilding already-built images
This is such a complete and utter hack, and I should be somewhat
ashamed of myself. *However*, the docker registry API seems to be
a piece of poop, and there seem to be absolutely no client libraries
for it in python :(
@@ -67,6 +67,23 @@ class Builder(Application):
self.load_config_file(self.config_file)
def run(self):
+ # HACK: Try to just pull this and see if that works.
+ # if it does, then just bail.
+ # WHAT WE REALLY WANT IS TO NOT DO ANY WORK IF THE IMAGE EXISTS
+ client = docker.APIClient(base_url='unix://var/run/docker.sock', version='auto')
+
+ try:
+ repo, tag = self.output_image_spec.split(':')
+ for line in client.pull(
+ repository=repo,
+ tag=tag,
+ stream=True,
+ ):
+ print(json.loads(line.decode('utf-8')))
+ return
+ except docker.errors.ImageNotFound:
+ pass
+
output_path = os.path.join(self.git_workdir, self.build_name)
self.fetch(
self.source_url,
@@ -82,8 +99,7 @@ class Builder(Application):
raise Exception("No compatible builders found")
- client = docker.from_env(version='1.23')
- for line in client.images.push(self.output_image_spec, stream=True):
+ for line in client.push(self.output_image_spec, stream=True):
progress = json.loads(line.decode('utf-8'))
print(progress)
