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quay/endpoints/api/tag.py
2014-10-02 15:08:32 -04:00

103 lines
3.6 KiB
Python

from flask import request
from endpoints.api import (resource, nickname, require_repo_read, require_repo_write,
RepositoryParamResource, log_action, NotFound, validate_json_request,
path_param)
from endpoints.api.image import image_view
from data import model
from auth.auth_context import get_authenticated_user
@resource('/v1/repository/<repopath:repository>/tag/<tag>')
@path_param('repository', 'The full path of the repository. e.g. namespace/name')
@path_param('tag', 'The name of the tag')
class RepositoryTag(RepositoryParamResource):
""" Resource for managing repository tags. """
schemas = {
'MoveTag': {
'id': 'MoveTag',
'type': 'object',
'description': 'Description of to which image a new or existing tag should point',
'required': [
'image',
],
'properties': {
'image': {
'type': 'string',
'description': 'Image identifier to which the tag should point',
},
},
},
}
@require_repo_write
@nickname('changeTagImage')
@validate_json_request('MoveTag')
def put(self, namespace, repository, tag):
""" Change which image a tag points to or create a new tag."""
image_id = request.get_json()['image']
image = model.get_repo_image(namespace, repository, image_id)
if not image:
raise NotFound()
original_image_id = None
try:
original_tag_image = model.get_tag_image(namespace, repository, tag)
if original_tag_image:
original_image_id = original_tag_image.docker_image_id
except model.DataModelException:
# This is a new tag.
pass
model.create_or_update_tag(namespace, repository, tag, image_id)
model.garbage_collect_repository(namespace, repository)
username = get_authenticated_user().username
log_action('move_tag' if original_image_id else 'create_tag', namespace,
{ 'username': username, 'repo': repository, 'tag': tag,
'image': image_id, 'original_image': original_image_id },
repo=model.get_repository(namespace, repository))
return 'Updated', 201
@require_repo_write
@nickname('deleteFullTag')
def delete(self, namespace, repository, tag):
""" Delete the specified repository tag. """
model.delete_tag(namespace, repository, tag)
model.garbage_collect_repository(namespace, repository)
username = get_authenticated_user().username
log_action('delete_tag', namespace,
{'username': username, 'repo': repository, 'tag': tag},
repo=model.get_repository(namespace, repository))
return 'Deleted', 204
@resource('/v1/repository/<repopath:repository>/tag/<tag>/images')
@path_param('repository', 'The full path of the repository. e.g. namespace/name')
@path_param('tag', 'The name of the tag')
class RepositoryTagImages(RepositoryParamResource):
""" Resource for listing the images in a specific repository tag. """
@require_repo_read
@nickname('listTagImages')
def get(self, namespace, repository, tag):
""" List the images for the specified repository tag. """
try:
tag_image = model.get_tag_image(namespace, repository, tag)
except model.DataModelException:
raise NotFound()
parent_images = model.get_parent_images(namespace, repository, tag_image)
image_map = {}
for image in parent_images:
image_map[str(image.id)] = image.docker_image_id
parents = list(parent_images)
parents.reverse()
all_images = [tag_image] + parents
return {
'images': [image_view(image, image_map) for image in all_images]
}