120 lines
4.1 KiB
Python
120 lines
4.1 KiB
Python
import json
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from collections import defaultdict
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from app import storage as store
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from endpoints.api import (resource, nickname, require_repo_read, RepositoryParamResource,
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format_date, NotFound, path_param)
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from data import model
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from util.cache import cache_control_flask_restful
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def image_view(image, image_map):
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extended_props = image
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if image.storage and image.storage.id:
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extended_props = image.storage
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command = extended_props.command
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def docker_id(aid):
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if not aid or not aid in image_map:
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return ''
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return image_map[aid]
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# Calculate the ancestors string, with the DBID's replaced with the docker IDs.
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ancestors = [docker_id(a) for a in image.ancestors.split('/')]
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ancestors_string = '/'.join(ancestors)
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return {
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'id': image.docker_image_id,
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'created': format_date(extended_props.created),
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'comment': extended_props.comment,
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'command': json.loads(command) if command else None,
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'size': extended_props.image_size,
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'locations': list(image.storage.locations),
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'uploading': image.storage.uploading,
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'ancestors': ancestors_string,
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'sort_index': len(image.ancestors)
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}
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@resource('/v1/repository/<repopath:repository>/image/')
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@path_param('repository', 'The full path of the repository. e.g. namespace/name')
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class RepositoryImageList(RepositoryParamResource):
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""" Resource for listing repository images. """
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@require_repo_read
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@nickname('listRepositoryImages')
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def get(self, namespace, repository):
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""" List the images for the specified repository. """
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all_images = model.get_repository_images(namespace, repository)
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all_tags = model.list_repository_tags(namespace, repository)
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tags_by_image_id = defaultdict(list)
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found_image_ids = set()
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for tag in all_tags:
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tags_by_image_id[tag.image.docker_image_id].append(tag.name)
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found_image_ids.add(str(tag.image.id))
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found_image_ids.update(tag.image.ancestors.split('/')[1:-1])
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image_map = {}
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filtered_images = []
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for image in all_images:
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if str(image.id) in found_image_ids:
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image_map[str(image.id)] = image.docker_image_id
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filtered_images.append(image)
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def add_tags(image_json):
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image_json['tags'] = tags_by_image_id[image_json['id']]
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return image_json
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return {
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'images': [add_tags(image_view(image, image_map)) for image in filtered_images]
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}
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@resource('/v1/repository/<repopath:repository>/image/<image_id>')
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@path_param('repository', 'The full path of the repository. e.g. namespace/name')
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@path_param('image_id', 'The Docker image ID')
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class RepositoryImage(RepositoryParamResource):
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""" Resource for handling repository images. """
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@require_repo_read
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@nickname('getImage')
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def get(self, namespace, repository, image_id):
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""" Get the information available for the specified image. """
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image = model.get_repo_image_extended(namespace, repository, image_id)
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if not image:
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raise NotFound()
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# Lookup all the ancestor images for the image.
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image_map = {}
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for current_image in model.get_parent_images(namespace, repository, image):
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image_map[str(current_image.id)] = image.docker_image_id
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return image_view(image, image_map)
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@resource('/v1/repository/<repopath:repository>/image/<image_id>/changes')
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@path_param('repository', 'The full path of the repository. e.g. namespace/name')
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@path_param('image_id', 'The Docker image ID')
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class RepositoryImageChanges(RepositoryParamResource):
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""" Resource for handling repository image change lists. """
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@cache_control_flask_restful(max_age=60*60) # Cache for one hour
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@require_repo_read
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@nickname('getImageChanges')
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def get(self, namespace, repository, image_id):
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""" Get the list of changes for the specified image. """
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image = model.get_repo_image_extended(namespace, repository, image_id)
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if not image:
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raise NotFound()
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diffs_path = store.image_file_diffs_path(image.storage.uuid)
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try:
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response_json = json.loads(store.get_content(image.storage.locations, diffs_path))
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return response_json
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except IOError:
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raise NotFound()
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