ci-actions/push-nix-cache/action.yaml
Christopher Mühl b094952455
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feat: add push-nix-cache action, wire into deploy-static-site and build-static-server
Extracts sign+push logic into a reusable push-nix-cache action.
Both the site deploy and the image build now use it.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-18 13:38:06 +01:00

32 lines
994 B
YAML

name: Push Nix Cache
description: Sign a Nix store path and push it to the S3 binary cache
# Required env vars: AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY, NIX_SIGNING_KEY
inputs:
store-path:
description: 'Path to the Nix store symlink or derivation to push (e.g. ./result)'
required: true
s3-endpoint:
description: 'S3 endpoint URL'
required: false
default: 'https://s3.toph.so'
s3-bucket:
description: 'S3 bucket used as the Nix binary cache'
required: false
default: 'nix-cache'
runs:
using: composite
steps:
- name: Sign and push Nix closure
shell: bash
run: |
echo "${NIX_SIGNING_KEY}" > /tmp/nix-key
nix store sign -k /tmp/nix-key --recursive "${{ inputs.store-path }}"
nix copy \
--to "s3://${{ inputs.s3-bucket }}?endpoint=${{ inputs.s3-endpoint }}&access-key-id=${AWS_ACCESS_KEY_ID}&secret-access-key=${AWS_SECRET_ACCESS_KEY}" \
"${{ inputs.store-path }}"
rm /tmp/nix-key