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Merge pull request #1444 from aanand/migrate-in-dependency-order

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Migrate containers in dependency order
This commit is contained in:
Aanand Prasad 2015-05-26 17:30:14 +01:00
commit 1344099e29
2 changed files with 32 additions and 29 deletions
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37
compose/legacy.py
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@ -35,15 +35,15 @@ def check_for_legacy_containers(
and warn the user that those containers may need to be migrated to
using labels, so that compose can find them.
"""
names = list(get_legacy_container_names(
containers = list(get_legacy_containers(
client,
project,
services,
stopped=stopped,
one_off=one_off))
if names:
raise LegacyContainersError(names)
if containers:
raise LegacyContainersError([c.name for c in containers])
class LegacyContainersError(Exception):
@ -61,8 +61,8 @@ class LegacyContainersError(Exception):
__str__ = __unicode__
def add_labels(project, container, name):
project_name, service_name, one_off, number = NAME_RE.match(name).groups()
def add_labels(project, container):
project_name, service_name, one_off, number = NAME_RE.match(container.name).groups()
if project_name != project.name or service_name not in project.service_names:
return
service = project.get_service(service_name)
@ -72,26 +72,31 @@ def add_labels(project, container, name):
def migrate_project_to_labels(project):
log.info("Running migration to labels for project %s", project.name)
client = project.client
for container in client.containers(all=True):
name = get_container_name(container)
if not is_valid_name(name):
continue
add_labels(project, Container.from_ps(client, container), name)
containers = get_legacy_containers(
project.client,
project.name,
project.service_names,
stopped=True,
one_off=False)
for container in containers:
add_labels(project, container)
def get_legacy_container_names(
def get_legacy_containers(
client,
project,
services,
stopped=False,
one_off=False):
for container in client.containers(all=stopped):
name = get_container_name(container)
for service in services:
containers = client.containers(all=stopped)
for service in services:
for container in containers:
name = get_container_name(container)
if has_container(project, service, name, one_off=one_off):
yield name
yield Container.from_ps(client, container)
def has_container(project, service, name, one_off=False):