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Exposed ports, env vars, volumes from the image.

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This will account for settings that are provided by the hierarchy of
Dockerfiles used to construct your image, rather than only accounting
for settings provided to the module directly.
This commit is contained in:
Ash Wilson 2015-03-09 10:20:04 -04:00
parent 79db475316
commit 2c58eb3845
1 changed files with 4 additions and 6 deletions
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10
cloud/docker/docker.py
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@ -804,9 +804,7 @@ class DockerManager(object):
continue continue
# EXPOSED PORTS # EXPOSED PORTS
# Note that ports that are bound at container run are also exposed expected_exposed_ports = set((image['ContainerConfig']['ExposedPorts'] or {}).keys())
# implicitly.
expected_exposed_ports = set()
for p in (self.exposed_ports or []): for p in (self.exposed_ports or []):
expected_exposed_ports.add("/".join(p)) expected_exposed_ports.add("/".join(p))
@ -820,7 +818,7 @@ class DockerManager(object):
# VOLUMES # VOLUMES
# not including bind modes. # not including bind modes.
expected_volume_keys = set() expected_volume_keys = set((image['ContainerConfig']['Volumes'] or {}).keys())
if self.volumes: if self.volumes:
for key, config in self.volumes.iteritems(): for key, config in self.volumes.iteritems():
if not config and key not in self.binds: if not config and key not in self.binds:
@ -846,13 +844,13 @@ class DockerManager(object):
# actual_env is likely to include environment variables injected by # actual_env is likely to include environment variables injected by
# the Dockerfile. # the Dockerfile.
expected_env = set() expected_env = set(image['ContainerConfig']['Env'] or [])
if self.env: if self.env:
for name, value in self.env.iteritems(): for name, value in self.env.iteritems():
expected_env.add("{}={}".format(name, value)) expected_env.add("{}={}".format(name, value))
actual_env = set(container['Config']['Env'] or []) actual_env = set(container['Config']['Env'] or [])
if not actual_env.issuperset(expected_env): if actual_env != expected_env:
# Don't include the environment difference in the output. # Don't include the environment difference in the output.
self.reload_reasons.append('environment') self.reload_reasons.append('environment')
differing.append(container) differing.append(container)