78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
""" List and lookup repository images. """
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import json
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from data.registry_model import registry_model
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from endpoints.api import (resource, nickname, require_repo_read, RepositoryParamResource,
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path_param, disallow_for_app_repositories, format_date)
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from endpoints.exception import NotFound
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def image_dict(image, with_history=False, with_tags=False):
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parsed_command = None
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if image.command:
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try:
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parsed_command = json.loads(image.command)
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except (ValueError, TypeError):
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parsed_command = {'error': 'Could not parse command'}
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image_data = {
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'id': image.docker_image_id,
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'created': format_date(image.created),
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'comment': image.comment,
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'command': parsed_command,
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'size': image.image_size,
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'uploading': image.uploading,
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'sort_index': len(image.parents),
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}
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if with_tags:
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image_data['tags'] = [tag.name for tag in image.tags]
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if with_history:
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image_data['history'] = [image_dict(parent) for parent in image.parents]
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# Calculate the ancestors string, with the DBID's replaced with the docker IDs.
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parent_docker_ids = [parent_image.docker_image_id for parent_image in image.parents]
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image_data['ancestors'] = '/{0}/'.format('/'.join(parent_docker_ids))
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return image_data
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@resource('/v1/repository/<apirepopath: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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@disallow_for_app_repositories
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def get(self, namespace, repository):
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""" List the images for the specified repository. """
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repo_ref = registry_model.lookup_repository(namespace, repository)
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if repo_ref is None:
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raise NotFound()
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images = registry_model.get_legacy_images(repo_ref)
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return {'images': [image_dict(image, with_tags=True) for image in images]}
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@resource('/v1/repository/<apirepopath: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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@disallow_for_app_repositories
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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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repo_ref = registry_model.lookup_repository(namespace, repository)
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if repo_ref is None:
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raise NotFound()
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image = registry_model.get_legacy_image(repo_ref, image_id, include_parents=True)
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if image is None:
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raise NotFound()
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return image_dict(image, with_history=True)
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