Commit 0cf2614b authored by Daniele Venzano's avatar Daniele Venzano
Browse files

Catch exception thrown when listing images for an offline node

parent 5e9b893c
......@@ -60,7 +60,7 @@ class DockerEngineBackend(zoe_master.backends.base.BaseBackend):
def spawn_service(self, service_instance: ServiceInstance):
"""Spawn a service, translating a Zoe Service into a Docker container."""
parsed_name ='^(?:([^\/]+)\/)?(?:([^\/]+)\/)?([^@:\/]+)(?:[@:](.+))?$', service_instance.image_name)
parsed_name ='^(?:([^/]+)/)?(?:([^/]+)/)?([^@:/]+)(?:[@:](.+))?$', service_instance.image_name)
if is None:
raise ZoeStartExecutionFatalException('Image {} does not have a version tag'.format(service_instance.image_name))
conf = self._get_config(service_instance.backend_host)
......@@ -170,7 +170,7 @@ class DockerEngineBackend(zoe_master.backends.base.BaseBackend):
def preload_image(self, image_name):
"""Pull an image from a Docker registry into each host. We shuffle the list to prevent the scheduler to find always the first host in the list."""
parsed_name ='^(?:([^\/]+)\/)?(?:([^\/]+)\/)?([^@:\/]+)(?:[@:](.+))?$', image_name)
parsed_name ='^(?:([^/]+)/)?(?:([^/]+)/)?([^@:/]+)(?:[@:](.+))?$', image_name)
if is None:
raise ZoeException('Image {} does not have a version tag'.format(image_name))
one_success = False
......@@ -200,7 +200,11 @@ class DockerEngineBackend(zoe_master.backends.base.BaseBackend):
log.error('Unknown node {}, returning empty image list'.format(node_name))
return []
my_engine = DockerClient(host_conf)
except ZoeException as e:
return []
image_list = []
for dk_image in my_engine.list_images():
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