120 lines
4.2 KiB
Python
120 lines
4.2 KiB
Python
# Copyright 2015 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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import abc
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import logging
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import netifaces
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import six
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from docker import Client
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from tripleo_common.image.base import BaseImageManager
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from tripleo_common.image.exception import ImageUploaderException
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class ImageUploadManager(BaseImageManager):
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"""Manage the uploading of image files
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Manage the uploading of images from a config file specified in YAML
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syntax. Multiple config files can be specified. They will be merged.
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"""
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logger = logging.getLogger(__name__ + '.ImageUploadManager')
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def __init__(self, config_files, verbose=False, debug=False):
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super(ImageUploadManager, self).__init__(config_files)
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def upload(self):
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"""Start the upload process"""
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self.logger.info('Using config files: %s' % self.config_files)
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uploads = self.load_config_files(self.UPLOADS) or []
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container_images = self.load_config_files(self.CONTAINER_IMAGES) or []
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upload_images = uploads + container_images
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default_push_destination = self.get_ctrl_plane_ip() + ':8787'
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for item in upload_images:
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image_name = item.get('imagename')
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uploader = item.get('uploader', 'docker')
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pull_source = item.get('pull_source', 'docker.io')
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push_destination = item.get('push_destination',
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default_push_destination)
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# This updates the parsed upload_images dict with real values
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item['push_destination'] = push_destination
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self.logger.info('imagename: %s' % image_name)
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uploader = ImageUploader.get_uploader(uploader)
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uploader.upload_image(image_name, pull_source, push_destination)
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return upload_images # simply to make test validation easier
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def get_ctrl_plane_ip(self):
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addr = 'localhost'
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if 'br-ctlplane' in netifaces.interfaces():
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addrs = netifaces.ifaddresses('br-ctlplane')
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if netifaces.AF_INET in addrs and addrs[netifaces.AF_INET]:
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addr = addrs[netifaces.AF_INET][0].get('addr', 'localhost')
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return addr
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@six.add_metaclass(abc.ABCMeta)
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class ImageUploader(object):
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"""Base representation of an image uploading method"""
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@staticmethod
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def get_uploader(uploader):
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if uploader == 'docker':
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return DockerImageUploader()
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raise ImageUploaderException('Unknown image uploader type')
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@abc.abstractmethod
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def upload_image(self, image_name, pull_source, push_destination):
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"""Upload a disk image"""
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pass
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class DockerImageUploader(ImageUploader):
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"""Upload images using docker push"""
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logger = logging.getLogger(__name__ + '.DockerImageUploader')
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def upload_image(self, image_name, pull_source, push_destination):
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dockerc = Client(base_url='unix://var/run/docker.sock')
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if ':' in image_name:
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image = image_name.rpartition(':')[0]
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tag = image_name.rpartition(':')[2]
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else:
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image = image_name
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tag = 'latest'
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repo = pull_source + '/' + image
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response = [line for line in dockerc.pull(repo,
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tag=tag, stream=True)]
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self.logger.debug(response)
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full_image = repo + ':' + tag
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new_repo = push_destination + '/' + image
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response = dockerc.tag(image=full_image, repository=new_repo,
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tag=tag, force=True)
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self.logger.debug(response)
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response = [line for line in dockerc.push(new_repo,
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tag=tag, stream=True)]
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self.logger.debug(response)
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self.logger.info('Completed upload for docker image %s' % image_name)
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