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import json
import logging
from pathlib import Path
import tempfile
import requests
from .environment import DockerTarget, RelengEnvironment
from .version import VERSION, MAJOR
from . import gitutils
from .docker_assemble import Registry, OCIIndex, OCIIndexItem
from . import docker_assemble
log = logging.getLogger(__name__)
log.setLevel(logging.INFO)
def check_all_logins(env: RelengEnvironment):
for target in env.docker_targets:
check_login(target)
def check_login(target: DockerTarget):
skopeo login @(target.registry_name())
def upload_docker_images(target: DockerTarget, paths: list[Path]):
if not paths: return
sess = requests.Session()
sess.headers['User-Agent'] = 'lix-releng'
tag_names = [DockerTarget.resolve(tag, version=VERSION, major=MAJOR) for tag in target.tags]
# latest only gets tagged for the current release branch of Lix
if not gitutils.is_maintenance_branch('HEAD'):
tag_names.append('latest')
meta = {}
reg = docker_assemble.Registry(sess)
manifests = []
with tempfile.TemporaryDirectory() as tmp:
tmp = Path(tmp)
for path in paths:
digest_file = tmp / (path.name + '.digest')
inspection = json.loads($(skopeo inspect docker-archive:@(path)))
docker_arch = inspection['Architecture']
docker_os = inspection['Os']
meta = inspection['Labels']
log.info('Pushing image %s for %s to %s', path, docker_arch, target.registry_path)
# insecure-policy: we don't have any signature policy, we are just uploading an image
# We upload to a junk tag, because otherwise it will upload to `latest`, which is undesirable
skopeo --insecure-policy copy --format oci --digestfile @(digest_file) docker-archive:@(path) docker://@(target.registry_path):temp
digest = digest_file.read_text().strip()
# skopeo doesn't give us the manifest size directly, so we just ask the registry
metadata = reg.image_info(target.registry_path, digest)
manifests.append(OCIIndexItem(metadata=metadata, architecture=docker_arch, os=docker_os))
# delete the temp tag, which we only have to create because of skopeo
# limitations anyhow (it seems to not have a way to say "don't tag it, find
# your checksum and put it there")
# FIXME: this is not possible because GitHub only has a proprietary API for it. amazing. 11/10.
# reg.delete_tag(target.registry_path, 'temp')
log.info('Pushed images to %r, building a bigger and more menacing manifest from %r with metadata %r', target, manifests, meta)
# send the multiarch manifest to each tag
index = OCIIndex(manifests=manifests, annotations=meta)
for tag in tag_names:
reg.upload_index(target.registry_path, tag, index)
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