From b7aadca8030318b82f38bc6ebcf113359bae0b42 Mon Sep 17 00:00:00 2001
From: Tiger Kaovilai <tkaovila@redhat.com>
Date: Mon, 11 Nov 2024 23:37:24 -0500
Subject: [PATCH] auto-bump-golang

---
 .github/workflows/auto_bump_golang.yml | 50 ++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 .github/workflows/auto_bump_golang.yml

diff --git a/.github/workflows/auto_bump_golang.yml b/.github/workflows/auto_bump_golang.yml
new file mode 100644
index 0000000000..daf238f1e7
--- /dev/null
+++ b/.github/workflows/auto_bump_golang.yml
@@ -0,0 +1,50 @@
+name: Auto Update Go Patch
+on:
+  schedule:
+    - cron: '0 0 * * *' # Runs every day at midnight UTC
+  workflow_dispatch: # Allows manual triggering of the workflow
+permissions: 
+  pull-requests: write
+  contents: write
+  actions: write # needed if actions/update-go-mod-patch is not pre-created and action is pushing .github/workflows/... to the repo
+env:
+  GH_TOKEN: ${{ github.token }}
+jobs:
+  bump-golang-patch-main:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - uses: actions/cache@v4
+      with:
+        path: |
+          ~/.cache/go-build
+          ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    - name: Update to latest go version allowable from current Dockerfile
+      id: update-go-mod-patch
+      run: |
+        CONTAINER_NAME=$(cat Dockerfile | grep golang: | head -n 1 | cut -d ' ' -f 3)
+        GO_VERSION=$(docker run --rm $CONTAINER_NAME go version | cut -d ' ' -f 3 | cut -d 'o' -f 2)
+        echo "Latest golang version allowed by image: $GO_VERSION"
+        echo "Updating go.mod go version to latest patch version"
+        go get go@$GO_VERSION toolchain@none
+        go mod tidy
+        echo "container=$CONTAINER_NAME" >> $GITHUB_ENV
+        echo "goversion=$GO_VERSION" >> $GITHUB_ENV
+    - name: Create PR with updated go.mod if needed
+      run: |
+        if ! git diff --exit-code -- go.mod go.sum; then
+          git config --global user.email "actions@github.com"
+          git config --global user.name "GitHub Action"
+          git checkout -B actions/update-go-mod-patch
+          git add go.mod go.sum
+          git commit -m "Update Go in go.mod to $goversion"
+          echo "Pushing to $GITHUB_REPOSITORY at actions/update-go-mod-patch"
+          git push --force --set-upstream origin actions/update-go-mod-patch
+          echo "PRing to $GITHUB_REPOSITORY main"
+          gh pr create --title "Update Go in go.mod to $goversion" --body "Updated Go in go.mod to match latest patch available from Dockerfile image: $container" --base main --repo $GITHUB_REPOSITORY
+        fi;
+        cat go.mod