Add support for v2 of the build worker, which performs the Dockerfile parsing on its own. Note that this version is backwards compatible with v1-beta of the build worker, so it should be pushed first. Also note that this version is temporary until such time as we get the caching branches merged.

buildman/jobutil/workererror.py

@@ -19,6 +19,11 @@ class WorkerError(object):
             'is_internal': True
         },
 
+        'io.quay.builder.dockerfileissue': {
+            'message': 'Could not find or parse Dockerfile',
+            'show_base_error': True
+        },
+
         'io.quay.builder.cannotpullbaseimage': {
             'message': 'Could not pull base image',
             'show_base_error': True