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May 23, 2025
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ci/update: use nix-community GitHub App #3361

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31 changes: 22 additions & 9 deletions .github/workflows/update.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -43,21 +43,34 @@ jobs:
workflow_run_url: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}

steps:
- name: Create GitHub App token
uses: actions/create-github-app-token@v2
id: app-token
with:
app-id: ${{ vars.CI_APP_ID }}
private-key: ${{ secrets.CI_APP_PRIVATE_KEY }}

- name: Get GitHub App User ID
id: user-id
run: echo "user-id=$(gh api "/users/${{ steps.app-token.outputs.app-slug }}[bot]" --jq .id)" >> "$GITHUB_OUTPUT"
env:
GH_TOKEN: ${{ steps.app-token.outputs.token }}

- name: Configure git
run: |
git config --global user.name '${{ steps.app-token.outputs.app-slug }}[bot]'
git config --global user.email '${{ steps.user-id.outputs.user-id }}+${{ steps.app-token.outputs.app-slug }}[bot]@users.noreply.github.com'

- name: Checkout repository
uses: actions/checkout@v4
with:
ssh-key: ${{ secrets.CI_UPDATE_SSH_KEY }}
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@GaetanLepage once this PR is merged and backported to all branches we plan to run updates on, you can delete the CI_UPDATE_SSH_KEY repo secret.

token: ${{ steps.app-token.outputs.token }}

- name: Install Nix
uses: cachix/install-nix-action@v31
with:
nix_path: nixpkgs=channel:nixos-unstable
github_access_token: ${{ secrets.GITHUB_TOKEN }}

- name: Configure git
run: |
git config user.name 'github-actions[bot]'
git config user.email '41898282+github-actions[bot]@users.noreply.github.com'
github_access_token: ${{ steps.app-token.outputs.token }}

- name: Create update branch
run: |
Expand All @@ -67,7 +80,7 @@ jobs:
- name: Get info on the current PR
id: open_pr_info
env:
GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
GH_TOKEN: ${{ steps.app-token.outputs.token }}
run: |
# Query for info about the already open update PR
info=$(
Expand Down Expand Up @@ -179,7 +192,7 @@ jobs:
id: updated_pr
if: steps.diff.outputs.count
env:
GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
GH_TOKEN: ${{ steps.app-token.outputs.token }}
pr_num: ${{ steps.open_pr_info.outputs.number }}
title: |
[${{ github.ref_name }}] Update flake.lock & generated files
Expand Down