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bin: improve manage-offline-container-images script (#10857)

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Fixes bug for retrieving images with tags containing image digests.
Script now gets images from jobs and cronjobs as well.
New env variable DESTINATION_REGISTRY to push to another registry
instead of local registry.
New env variable IMAGES_FROM_FILE to pull images listed in a file
instead of getting images from a running k8s environment.
New env variable REGISTRY_PORT to override port (default is 5000).
This commit is contained in:
anders-elastisys
2024-02-18 04:34:29 +01:00
committed by GitHub
parent 65b0604db7
commit 8fa5ae1865
3 changed files with 68 additions and 27 deletions
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10
contrib/offline/README.md
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@@ -5,15 +5,17 @@
Container image collecting script for offline deployment
This script has two features:
(1) Get container images from an environment which is deployed online.
(1) Get container images from an environment which is deployed online, or set IMAGES_FROM_FILE
environment variable to get images from a file (e.g. temp/images.list after running the
./generate_list.sh script).
(2) Deploy local container registry and register the container images to the registry.
Step(1) should be done online site as a preparation, then we bring the gotten images
to the target offline environment. if images are from a private registry,
you need to set `PRIVATE_REGISTRY` environment variable.
Then we will run step(2) for registering the images to local registry.
Then we will run step(2) for registering the images to local registry, or to an existing
registry set by the `DESTINATION_REGISTRY` environment variable. By default, the local registry
will run on port 5000. This can be changed with the `REGISTRY_PORT` environment variable
Step(1) can be operated with: