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Add ability to revert tags via time machine

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This commit is contained in:
Joseph Schorr 2015-04-16 17:18:00 -04:00
parent 2a77bd2c92
commit f19d2f684e
16 changed files with 277 additions and 19 deletions
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21
data/model/legacy.py
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@ -1762,13 +1762,17 @@ def _tag_alive(query, now_ts=None):
(RepositoryTag.lifetime_end_ts > now_ts))
def list_repository_tag_history(repository, limit=100):
def list_repository_tag_history(repository, limit=100, specific_tag=None):
query = (RepositoryTag
.select(RepositoryTag, Image)
.join(Image)
.where(RepositoryTag.repository == repository)
.order_by(RepositoryTag.lifetime_start_ts.desc())
.limit(limit))
if specific_tag:
query = query.where(RepositoryTag.name == specific_tag)
return query
@ -1990,7 +1994,7 @@ def get_parent_images(namespace_name, repository_name, image_obj):
def create_or_update_tag(namespace_name, repository_name, tag_name,
tag_docker_image_id):
tag_docker_image_id, reversion=False):
try:
repo = _get_repository(namespace_name, repository_name)
except Repository.DoesNotExist:
@ -2015,7 +2019,7 @@ def create_or_update_tag(namespace_name, repository_name, tag_name,
raise DataModelException('Invalid image with id: %s' % tag_docker_image_id)
return RepositoryTag.create(repository=repo, image=image, name=tag_name,
lifetime_start_ts=now_ts)
lifetime_start_ts=now_ts, reversion=reversion)
def delete_tag(namespace_name, repository_name, tag_name):
now_ts = get_epoch_timestamp()
@ -2823,3 +2827,14 @@ def repository_is_starred(user, repository):
return True
except Star.DoesNotExist:
return False
def revert_tag(namespace_name, repository_name, tag_name, docker_image_id):
""" Reverts a tag to a specific image ID. """
image = get_image_by_id(namespace_name, repository_name, docker_image_id)
if image is None:
raise DataModelException('Cannot revert to unknown image')
return create_or_update_tag(namespace_name, repository_name, tag_name, docker_image_id,
reversion=True)