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samlaf/ko-build-flags.md

Last active May 27, 2024 05:21
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Ko build flags
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ko-build-flags.md

Ko has different build flags to change the docker image repo path: https://ko.build/reference/ko_build/

We have an example repo with dir cmd/hello-k8s/main.go.

ko command flags, and their resulting published image

Realized options and results are already described in https://ko.build/configuration/#naming-images

  1. no flags
KO_DOCKER_REPO=ghcr.io/samlaf ko build cmd/hello-k8s/main.go

Creates

image
  1. --bare this will only work if repo name is an actual repo
KO_DOCKER_REPO=ghcr.io/samlaf/hello-k8s ko build --bare cmd/hello-k8s/main.go
  1. --base-import-paths
KO_DOCKER_REPO=ghcr.io/samlaf ko build --base-import-paths cmd/hello-k8s/main.go
image
  1. --preserve-import-paths
KO_DOCKER_REPO=ghcr.io/samlaf ko build --preserve-import-paths cmd/hello-k8s/main.go
image
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