Spike: Add 'auto_start' option to fig.yml

Signed-off-by: Chris Corbyn <chris@w3style.co.uk>

fig/project.py

@@ -64,7 +64,13 @@ class Project(object):
                         raise ConfigurationError('Service "%s" has a link to service "%s" which does not exist.' % (service_dict['name'], service_name))
 
                 del service_dict['links']
-            project.services.append(Service(client=client, project=name, links=links, **service_dict))
+
+            auto_start = True
+            if 'auto_start' in service_dict:
+                auto_start = service_dict.get('auto_start', True)
+                del service_dict['auto_start']
+
+            project.services.append(Service(auto_start=auto_start, client=client, project=name, links=links, **service_dict))
         return project
 
     @classmethod
@@ -88,7 +94,7 @@ class Project(object):
 
         raise NoSuchService(name)
 
-    def get_services(self, service_names=None):
+    def get_services(self, service_names=None, auto_start=True):
         """
         Returns a list of this project's services filtered
         by the provided list of names, or all services if
@@ -100,7 +106,7 @@ class Project(object):
         do not exist.
         """
         if service_names is None or len(service_names) == 0:
-            return self.services
+            return filter(lambda srv: srv.auto_start == auto_start, self.services)
         else:
             unsorted = [self.get_service(name) for name in service_names]
             return [s for s in self.services if s in unsorted]

fig/service.py

@@ -37,7 +37,7 @@ class ConfigError(ValueError):
 
 
 class Service(object):
-    def __init__(self, name, client=None, project='default', links=[], **options):
+    def __init__(self, name, auto_start=True, client=None, project='default', links=[], **options):
         if not re.match('^[a-zA-Z0-9]+$', name):
             raise ConfigError('Invalid name: %s' % name)
         if not re.match('^[a-zA-Z0-9]+$', project):
@@ -45,7 +45,7 @@ class Service(object):
         if 'image' in options and 'build' in options:
             raise ConfigError('Service %s has both an image and build path specified. A service can either be built to image or use an existing image, not both.' % name)
 
-        supported_options = DOCKER_CONFIG_KEYS + ['build', 'expose']
+        supported_options = DOCKER_CONFIG_KEYS + ['auto_start', 'build', 'expose']
 
         for k in options:
             if k not in supported_options:
@@ -55,6 +55,7 @@ class Service(object):
                 raise ConfigError(msg)
 
         self.name = name
+        self.auto_start = auto_start
         self.client = client
         self.project = project
         self.links = links or []