identity: Add support for getting OIDC token from env var. #394
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This adds support for reading OIDC tokens from the SIGSTORE_ID_TOKEN environment variable. This mimics the behavior of sigstore/cosign@9b482a5 The main motivation for supporting this is to enable support for GitLab CI authentication (https://gitlab.com/gitlab-org/gitlab/-/issues/404793). Signed-off-by: Billy Lynch <billy@chainguard.dev>
bdehamer
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Apr 10, 2023
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Summary
This adds support for reading OIDC tokens from the SIGSTORE_ID_TOKEN environment variable. This mimics the behavior of sigstore/cosign@9b482a5.
The main motivation for supporting this is to enable support for GitLab CI authentication
(https://gitlab.com/gitlab-org/gitlab/-/issues/404793), i.e. for cosign:
build: stage: build id_tokens: SIGSTORE_ID_TOKEN: aud: sigstore script: - cosign sign ...Release Note
Added new token provider for looking up OIDC tokens in the
SIGSTORE_ID_TOKENenvironment variable.Documentation
✅