Merge "Add `ccp images list` command"

fuel_ccp/build.py

@@ -162,15 +162,19 @@ def connect_children(dockerfiles):
             dockerfile['parent'] = dockerfiles[parent]
 
 
-def get_dockerfiles_tree(match=False, config=None):
-    if config is None:
-        config = _get_config()
-
+def get_dockerfiles(match=False):
     dockerfiles = {}
     for repository_def in CONF.repositories.repos:
         dockerfiles.update(
             find_dockerfiles(repository_def['name'], match=match))
+    return dockerfiles
 
+
+def get_dockerfiles_tree(match=False, config=None):
+    if config is None:
+        config = _get_config()
+
+    dockerfiles = get_dockerfiles(match)
     render_dockerfiles(dockerfiles, config)
     connect_children(dockerfiles)
 
@@ -300,7 +304,7 @@ def get_ready_image_names():
     return ready_images
 
 
-def match_dockerfiles_by_component(dockerfiles, component, ready_images):
+def match_dockerfiles_by_component(dockerfiles, component, ready_images=()):
     pattern = re.compile(re.escape(component))
     matched_dockerfiles = list(filter(pattern.match, dockerfiles.keys()))
     if matched_dockerfiles:

fuel_ccp/cli.py

@@ -205,6 +205,26 @@ class ShowStatus(lister.Lister):
             return status.show_long_status(parsed_args.components)
 
 
+class ImagesList(BaseCommand, lister.Lister):
+    """Get images mathcing list of components"""
+
+    def get_parser(self, *args, **kwargs):
+        parser = super(ImagesList, self).get_parser(*args, **kwargs)
+        parser.add_argument('components',
+                            nargs='*',
+                            help='CCP components to get images for')
+        return parser
+
+    def take_action(self, parsed_args):
+        dockerfiles = build.get_dockerfiles(match=not parsed_args.components)
+        for component in parsed_args.components:
+            build.match_dockerfiles_by_component(dockerfiles, component)
+        return (
+            ('Name',),
+            ((d['name'],) for d in dockerfiles.values() if d['match']),
+        )
+
+
 def signal_handler(signo, frame):
     sys.exit(-signo)
 

setup.cfg

@@ -35,6 +35,7 @@ ccp.cli =
     status = fuel_ccp.cli:ShowStatus
     validate = fuel_ccp.cli:Validate
     config_dump = fuel_ccp.cli:ConfigDump
+    images_list = fuel_ccp.cli:ImagesList
 
 [build_sphinx]
 source-dir = doc/source