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feat(release-container): cosign-base-image-only input #39

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merged 1 commit into from
May 21, 2023
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feat(release-container): cosign-base-image-only input #39

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7 changes: 6 additions & 1 deletion .github/workflows/release-container.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,11 @@ on:
required: false
default: 'https://github.com/radiorabe/.*'
type: string
cosign-base-image-only:
description: 'pass --base-image-only arg to cosign dockerfile verify'
required: false
default: false
type: boolean

jobs:
docker:
Expand Down Expand Up @@ -97,7 +102,7 @@ jobs:
uses: docker/setup-buildx-action@v2

- name: Verify Dockerfile using cosign
run: cosign dockerfile verify --certificate-oidc-issuer ${{ inputs.cosign-certificate-oidc-issuer }} --certificate-identity-regexp ${{ inputs.cosign-certificate-identity-regexp }} Dockerfile > /dev/null
run: cosign dockerfile verify --certificate-oidc-issuer ${{ inputs.cosign-certificate-oidc-issuer }} --certificate-identity-regexp ${{ inputs.cosign-certificate-identity-regexp }} ${{ inputs.cosign-base-image-only && '--base-image-only' }} Dockerfile > /dev/null
if: inputs.cosign-verify

- name: Build Container Image
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7 changes: 5 additions & 2 deletions README.md
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Expand Up @@ -95,8 +95,9 @@ jobs:
display-name: <display-name> # (3)
tags: <tags> # (4)
cosign-verify: true # (5)
cosign-certificate-oidc-issuer: <issues> # (6)
cosign-certificate-identity-regexp: <regexp> # (7)
cosign-certificate-oidc-issuer: [issues] # (6)
cosign-certificate-identity-regexp: [regexp] # (7)
cosign-base-image-only: [true] # (8)
```

1. Replace this with the actual name of the image, usually something like the
Expand All @@ -110,6 +111,8 @@ jobs:
6. Defaults to GitHub as an issuer and only needs tuning in special cases.
7. The default `https://github.com/radiorabe/.*` allows signatures from all
of our orga, add a more specific regexp if you feel the need.
8. Pass `--base-image-only` to cosign if you are copying binaries from a
source image that isn't signed with cosign.

#### Container Images: Schedule

Expand Down