Update action.yml

DS-970: Add Magic Nix Cache and other workflow changes

.github/workflows/ci.yml

@@ -13,5 +13,7 @@ jobs:
           fetch-depth: 0
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@main
+      - name: Enable magic Nix cache
+        uses: DeterminateSystems/magic-nix-cache-action@main
       - name: Shellcheck
         run: nix-shell --run 'shellcheck $(find . -type f -name "*.sh" -executable)'

.github/workflows/update.yml

@@ -2,15 +2,19 @@ name: update-flake-lock
 on:
   workflow_dispatch:
   schedule:
-    - cron: "0 0 * * 0"
+    - cron: '0 0 * * 0'
 
 jobs:
   lockfile:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
-      - name: Checkout repository
+      - name: Checkout
         uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@main
+      - name: Enable magic Nix cache
+        uses: DeterminateSystems/magic-nix-cache-action@main
+      - name: Check flake
+        uses: DeterminateSystems/flake-checker-action@main
       - name: Update flake.lock
         uses: ./.

README.md

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock
@@ -59,6 +59,31 @@ jobs:
           inputs: input1 input2 input3
 ```
 
+## Example adding options to nix command
+
+It is also possible to use specific options to the nix command in a space separated list:
+
+```yaml
+name: update-flake-lock
+on:
+  workflow_dispatch: # allows manual triggering
+  schedule:
+    - cron: '0 0 * * 0' # runs weekly on Sunday at 00:00
+
+jobs:
+  lockfile:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+      - name: Install Nix
+        uses: DeterminateSystems/nix-installer-action@v1
+      - name: Update flake.lock
+        uses: DeterminateSystems/update-flake-lock@vX
+        with:
+          nix-options: --debug --log-format raw
+```
+
 ## Example that prints the number of the created PR
 
 ```yaml
@@ -73,7 +98,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock
@@ -102,7 +127,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock
@@ -129,7 +154,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock
@@ -174,7 +199,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock
@@ -209,7 +234,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock
@@ -271,7 +296,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v1
       - name: Update flake.lock

action.yml

@@ -1,5 +1,5 @@
-name: 'Update flake.lock'
-description: 'Update your flake.lock and send a PR'
+name: 'Update Nix Flake Lock'
+description: 'Update your Nix flake.lock and send a PR'
 inputs:
   inputs:
     description: 'A space-separated list of inputs to update. Leave empty to update all inputs.'
@@ -13,6 +13,9 @@ inputs:
     description: 'The message provided with the commit'
     required: false
     default: "flake.lock: Update"
+  base:
+    description: "Sets the pull request base branch. Defaults to the branch checked out in the workflow."
+    required: false
   branch:
     description: 'The branch of the PR to be created'
     required: false
@@ -92,10 +95,17 @@ inputs:
     description: 'GPG Private Key Passphrase for the GPG Private Key with which to sign the commits in the PR to be created'
     required: false
     default: ''
+  nix-options:
+    description: 'A space-separated list of options to pass to the nix command'
+    required: false
+    default: ''
 outputs:
   pull-request-number:
     description: 'The number of the opened pull request'
     value: ${{ steps.create-pr.outputs.pull-request-number }}
+  pull-request-operation:
+    description: 'The pull request operation performed by the action, `created`, `updated` or `closed`.'
+    value: ${{ steps.create-pr.outputs.pull-request-operation }}
 runs:
   using: "composite"
   steps:
@@ -140,6 +150,7 @@ runs:
         GIT_AUTHOR_EMAIL: ${{ env.GIT_AUTHOR_EMAIL }}
         GIT_COMMITTER_NAME: ${{ env.GIT_COMMITTER_NAME }}
         GIT_COMMITTER_EMAIL: ${{ env.GIT_COMMITTER_EMAIL }}
+        NIX_OPTIONS: ${{ inputs.nix-options }}
         TARGETS: ${{ inputs.inputs }}
         COMMIT_MSG: ${{ inputs.commit-msg }}
         PATH_TO_FLAKE_DIR: ${{ inputs.path-to-flake-dir }}
@@ -152,12 +163,12 @@ runs:
     - name: Set additional env variables (GIT_COMMIT_MESSAGE)
       shell: bash
       run: |
-        GIT_COMMIT_MESSAGE="$(git log --format=%b -n 1)"
-        GIT_COMMIT_MESSAGE="${GIT_COMMIT_MESSAGE//'%'/'%25'}"
-        GIT_COMMIT_MESSAGE="${GIT_COMMIT_MESSAGE//$'\n'/'%0A'}"
-        GIT_COMMIT_MESSAGE="${GIT_COMMIT_MESSAGE//$'\r'/'%0D'}"
-        echo "GIT_COMMIT_MESSAGE=$GIT_COMMIT_MESSAGE" >> $GITHUB_ENV
-        echo "GIT_COMMIT_MESSAGE is: ${GIT_COMMIT_MESSAGE}"
+        DELIMITER=$(dd if=/dev/urandom bs=15 count=1 status=none | base64)
+        COMMIT_MESSAGE="$(git log --format=%b -n 1)"
+        echo "GIT_COMMIT_MESSAGE<<$DELIMITER" >> $GITHUB_ENV
+        echo "$COMMIT_MESSAGE" >> $GITHUB_ENV
+        echo "$DELIMITER" >> $GITHUB_ENV
+        echo "GIT_COMMIT_MESSAGE is: ${COMMIT_MESSAGE}"
     - name: Interpolate PR Body
       uses: pedrolamas/handlebars-action@v2.2.0
       with:
@@ -165,7 +176,7 @@ runs:
         output-filename: 'pr_body.txt'
     - name: Read pr_body.txt
       id: pr_body
-      uses: andstor/file-reader-action@v1
+      uses: juliangruber/read-file-action@v1
       with:
         path: "pr_body.txt"
     # We need to remove the pr_body files so that the
@@ -178,6 +189,7 @@ runs:
       id: create-pr
       uses: peter-evans/create-pull-request@v4
       with:
+        base: ${{ inputs.base }}
         branch: ${{ inputs.branch }}
         delete-branch: true
         committer: ${{ env.GIT_COMMITTER_NAME }} ${{ env.GIT_COMMITTER_EMAIL }}
@@ -187,4 +199,4 @@ runs:
         assignees: ${{ inputs.pr-assignees }}
         labels: ${{ inputs.pr-labels }}
         reviewers: ${{ inputs.pr-reviewers }}
-        body: ${{ steps.pr_body.outputs.contents }}
+        body: ${{ steps.pr_body.outputs.content }}

update-flake-lock.sh

@@ -5,12 +5,19 @@ if [[ -n "$PATH_TO_FLAKE_DIR" ]]; then
   cd "$PATH_TO_FLAKE_DIR"
 fi
 
+options=()
+if [[ -n "$NIX_OPTIONS" ]]; then
+    for option in $NIX_OPTIONS; do
+        options+=("${option}")
+    done
+fi
+
 if [[ -n "$TARGETS" ]]; then
     inputs=()
     for input in $TARGETS; do
         inputs+=("--update-input" "$input")
     done
-    nix flake lock "${inputs[@]}" --commit-lock-file --commit-lockfile-summary "$COMMIT_MSG"
+    nix "${options[@]}" flake lock "${inputs[@]}" --commit-lock-file --commit-lockfile-summary "$COMMIT_MSG"
 else
-    nix flake update --commit-lock-file --commit-lockfile-summary "$COMMIT_MSG"
+    nix "${options[@]}" flake update --commit-lock-file --commit-lockfile-summary "$COMMIT_MSG"
 fi