""" Copyright 2015 Red Hat, Inc Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. """ from __future__ import absolute_import import argparse from docker_registry_client import DockerRegistryClient import json import logging import requests class CLI(object): def __init__(self): self.parser = argparse.ArgumentParser() excl_group = self.parser.add_mutually_exclusive_group() excl_group.add_argument("-q", "--quiet", action="store_true") excl_group.add_argument("-v", "--verbose", action="store_true") self.parser.add_argument('--verify-ssl', dest='verify_ssl', action='store_true') self.parser.add_argument('--no-verify-ssl', dest='verify_ssl', action='store_false') self.parser.add_argument('--api-version', metavar='VER', type=int) self.parser.add_argument('--username', metavar='USERNAME') self.parser.add_argument('--password', metavar='PASSWORD') self.parser.add_argument('--authorization-service', metavar='AUTH_SERVICE', type=str, help='authorization service URL (including scheme) (for registry v2 only)') self.parser.add_argument('registry', metavar='REGISTRY', nargs=1, help='registry URL (including scheme)') self.parser.add_argument('repository', metavar='REPOSITORY', nargs='?', help='repository (including namespace)') self.parser.add_argument('ref', metavar='REF', nargs='?', help='tag or digest') self.parser.set_defaults(verify_ssl=True, api_version=None) def run(self): args = self.parser.parse_args() basic_config_args = {} if args.verbose: basic_config_args['level'] = logging.DEBUG elif args.quiet: basic_config_args['level'] = logging.WARNING logging.basicConfig(**basic_config_args) kwargs = { 'username': args.username, 'password': args.password, } if args.api_version: kwargs['api_version'] = args.api_version client = DockerRegistryClient(args.registry[0], auth_service_url=args.authorization_service, verify_ssl=args.verify_ssl, **kwargs) if args.repository: if args.ref: self.show_manifest(client, args.repository, args.ref) else: self.show_tags(client, args.repository) else: self.show_repositories(client) def show_repositories(self, client): try: repositories = client.repositories() except requests.HTTPError as e: if e.response.status_code == requests.codes.not_found: print("Catalog/Search not supported") else: raise else: print("Repositories:") for repository in repositories.keys(): print(" - {0}".format(repository)) def show_tags(self, client, repository): try: repo = client.repository(repository) except requests.HTTPError as e: if e.response.status_code == requests.codes.not_found: print("Repository {0} not found".format(repository)) else: raise else: print("Tags in repository {0}:".format(repository)) for tag in repo.tags(): print(" - {0}".format(tag)) def show_manifest(self, client, repository, ref): try: repo = client.repository(repository) except requests.HTTPError as e: if e.response.status_code == requests.codes.not_found: print("Repository {0} not found".format(repository)) else: raise else: assert client.api_version in [1, 2] if client.api_version == 2: manifest, digest = repo.manifest(ref) print("Digest: {0}".format(digest)) print("Manifest:") print(json.dumps(manifest, indent=2, sort_keys=True)) else: image = repo.image(ref) image_json = image.get_json() print("Image ID: {0}".format(image.image_id)) print("Image JSON:") print(json.dumps(image_json, indent=2, sort_keys=True)) if __name__ == '__main__': try: cli = CLI() cli.run() except KeyboardInterrupt: pass