Docker: print helpful message if daemon not running
MODIFY
repo2docker/docker.py
repo2docker/docker.py
@@ -47,9 +47,8 @@ class DockerEngine(ContainerEngine):
self._apiclient = docker.APIClient(
version="auto", **docker.utils.kwargs_from_env()
)
- self._client = docker.from_env(version="auto")
except docker.errors.DockerException as e:
- raise ContainerEngineException(e)
+ raise ContainerEngineException("Check if docker is running on the host.", e)
def build(
self,
@@ -101,7 +100,8 @@ class DockerEngine(ContainerEngine):
volumes=None,
**kwargs,
):
- container = self._client.containers.run(
+ client = docker.from_env(version="auto")
+ container = client.containers.run(
image_spec,
command=command,
environment=(environment or []),

Docker: print helpful message if daemon not running