cerc-io/stack-orchestrator
17
1
Fork 3
Code Issues 113 Pull Requests 18 Actions Packages Projects Releases 480 Wiki Activity

fetch-containers-fixes #769

Merged
dboreham merged 3 commits from dboreham/fetch-containers-fixes into main 2024-02-27 15:53:07 +00:00
Conversation 0 Commits 3 Files Changed 1 +20 -5
1 changed files with 20 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
stack_orchestrator/build/fetch_containers.py
View File

@ -84,13 +84,14 @@ def _filter_for_platform(container: str,
tag_list: List[str]) -> List[str] :
filtered_tags = []
this_machine = platform.machine()
# Translate between Python platform names and docker
# Translate between Python and docker platform names
if this_machine == "x86_64":
this_machine = "amd64"
if this_machine == "aarch64":
this_machine = "arm64"
if opts.o.debug:
print(f"Python says the architecture is: {this_machine}")
docker = DockerClient()
docker.login(registry_info.registry, registry_info.registry_username, registry_info.registry_token)
for tag in tag_list:
remote_tag = f"{registry_info.registry}/{container}:{tag}"
manifest_cmd = ExtendedManifestCLI(docker.client_config)
@ -110,13 +111,15 @@ def _filter_for_platform(container: str,
def _get_latest_image(container: str, registry_info: RegistryInfo):
all_tags = _get_tags_for_container(container, registry_info)
tags_for_platform = _filter_for_platform(container, registry_info, all_tags)
if len(tags_for_platform) > 0:
latest_tag = _find_latest(tags_for_platform)
return f"{container}:{latest_tag}"
else:
return None
def _fetch_image(tag: str, registry_info: RegistryInfo):
docker = DockerClient()
docker.login(registry_info.registry, registry_info.registry_username, registry_info.registry_token)
remote_tag = f"{registry_info.registry}/{tag}"
if opts.o.debug:
print(f"Attempting to pull this image: {remote_tag}")
@ -145,9 +148,14 @@ def command(ctx, include, exclude, force_local_overwrite, image_registry, regist
'''EXPERIMENTAL: fetch the images for a stack from remote registry'''
registry_info = RegistryInfo(image_registry, registry_username, registry_token)
docker = DockerClient()
if not opts.o.quiet:
print("Logging into container registry:")
docker.login(registry_info.registry, registry_info.registry_username, registry_info.registry_token)
# Generate list of target containers
stack = ctx.obj.stack
containers_in_scope = get_containers_in_scope(stack)
all_containers_found = True
for container in containers_in_scope:
local_tag = _local_tag_for(container)
if include_exclude_check(container, include, exclude):
@ -156,6 +164,10 @@ def command(ctx, include, exclude, force_local_overwrite, image_registry, regist
# For each container, attempt to find the latest of a set of
# images with the correct name and platform in the specified registry
image_to_fetch = _get_latest_image(container, registry_info)
if not image_to_fetch:
print(f"Warning: no image found to fetch for container: {container}")
all_containers_found = False
continue
if opts.o.debug:
print(f"Fetching: {image_to_fetch}")
_fetch_image(image_to_fetch, registry_info)
@ -173,8 +185,11 @@ def command(ctx, include, exclude, force_local_overwrite, image_registry, regist
if not opts.o.quiet:
print(f"Skipping local tagging for this image: {container} because that would "
"overwrite an existing :local tagged image, use --force-local-overwrite to do so.")
continue
# Tag the fetched image with the :local tag
_add_local_tag(image_to_fetch, image_registry, local_tag)
else:
if opts.o.verbose:
print(f"Excluding: {container}")
if not all_containers_found:
print("Warning: couldn't find usable images for one or more containers, this stack will not deploy")