chore: added renovate bot for otel updates (#4029)

* added renovate bot for otel updates

* update the pattern

* updated the versioningTemplate

* added changelog action

* fix: Format renovate-changelog.yaml with Prettier

Author: himanshu130700

.github/workflows/renovate-changelog.yaml

@@ -0,0 +1,61 @@
+name: Add Changelog Entry for Renovate PRs
+
+on:
+  pull_request:
+    types: [opened, synchronize]
+    branches:
+      - main
+
+jobs:
+  add-changelog:
+    if: startsWith(github.head_ref, 'renovate/sumologic-kubernetes-collection')
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          ref: ${{ github.head_ref }}
+
+      - name: Create changelog entry
+        run: |
+          # Create PR-based filename
+          PR_NUMBER="${{ github.event.pull_request.number }}"
+          CHANGELOG_FILE=".changelog/${PR_NUMBER}.changed.txt"
+
+          # Ensure .changelog directory exists
+          mkdir -p .changelog
+
+          # Extract version information from git diff
+          OLD_VERSION=""
+          NEW_VERSION=""
+
+          # Check for version changes in values.yaml
+          if git diff HEAD~1 HEAD -- deploy/helm/sumologic/values.yaml | grep -E "tag.*sumo-"; then
+            OLD_VERSION=$(git diff HEAD~1 HEAD -- deploy/helm/sumologic/values.yaml | grep -E "^\-.*tag:" | head -1 | sed 's/.*tag: *["'"'"']*\([^"'"'"' ]*\)["'"'"']*.*/\1/' | grep "sumo-" || echo "")
+            NEW_VERSION=$(git diff HEAD~1 HEAD -- deploy/helm/sumologic/values.yaml | grep -E "^\+.*tag:" | head -1 | sed 's/.*tag: *["'"'"']*\([^"'"'"' ]*\)["'"'"']*.*/\1/' | grep "sumo-" || echo "")
+          fi
+
+          # Create changelog message
+          if [[ -n "$OLD_VERSION" && -n "$NEW_VERSION" ]]; then
+            CHANGELOG_TEXT="Upgraded otel collector version from $OLD_VERSION to $NEW_VERSION"
+          else
+            CHANGELOG_TEXT="chore(deps): Update dependencies"
+          fi
+
+          echo "$CHANGELOG_TEXT" > "$CHANGELOG_FILE"
+          echo "Created changelog file: $CHANGELOG_FILE with content: $CHANGELOG_TEXT"
+
+      - name: Commit changelog
+        run: |
+          # Configure git
+          git config --local user.email "action@github.com"
+          git config --local user.name "GitHub Action"
+
+          # Add and commit changelog
+          git add .changelog/
+          git commit -m "chore: Add changelog entry for dependency update"
+          git push origin ${{ github.head_ref }}

renovate.json

@@ -0,0 +1,58 @@
+{
+  "enabledManagers": ["custom.regex"],
+  "customManagers": [
+    {
+      "customType": "regex",
+      "description": "Update Sumo Logic container images in values.yaml (repository/tag pattern)",
+      "fileMatch": ["^deploy/helm/sumologic/values\\.yaml$"],
+      "matchStrings": [
+        "repository:\\s*\"?(?<depName>public\\.ecr\\.aws/sumologic/sumologic-otel-collector)\"?\\s*\\n\\s*tag:\\s*\"?(?<currentValue>[^\"\\s]+)\"?"
+      ],
+      "datasourceTemplate": "docker",
+      "versioningTemplate": "regex:^(?<major>0)\\.(?<minor>[0-9]+)\\.(?<patch>[0-9]+)-sumo-(?<build>[0-9]+)$"
+    },
+    {
+      "customType": "regex",
+      "description": "Update Sumo Logic container images in test files",
+      "fileMatch": ["^tests/helm/testdata/goldenfile/.*\\.yaml$"],
+      "matchStrings": [
+        "image:\\s*\"?(?<depName>public\\.ecr\\.aws/sumologic/sumologic-otel-collector):(?<currentValue>[a-zA-Z0-9._-]+)\"?"
+      ],
+      "datasourceTemplate": "docker",
+      "versioningTemplate": "regex:^(?<major>0)\\.(?<minor>[0-9]+)\\.(?<patch>[0-9]+)-sumo-(?<build>[0-9]+)$"
+    },
+    {
+      "customType": "regex",
+      "description": "Update version references in documentation tables",
+      "fileMatch": ["^deploy/helm/sumologic/README\\.md$"],
+      "matchStrings": [
+        "\\|\\s*`(sumologic\\.otelcolImage\\.tag|opentelemetry-operator\\.manager\\.collectorImage\\.tag)`\\s*\\|.*?\\|\\s*`(?<currentValue>[0-9.]+(?:-[a-z0-9-]+)?)`\\s*\\|"
+      ],
+      "datasourceTemplate": "docker",
+      "depNameTemplate": "public.ecr.aws/sumologic/sumologic-otel-collector",
+      "versioningTemplate": "regex:^(?<major>0)\\.(?<minor>[0-9]+)\\.(?<patch>[0-9]+)-sumo-(?<build>[0-9]+)$"
+    },
+    {
+      "customType": "regex",
+      "description": "Update OpenTelemetry Collector version in docs README table",
+      "fileMatch": ["^docs/README\\.md$"],
+      "matchStrings": [
+        "\\|\\s*OpenTelemetry Collector\\s*\\|\\s*(?<currentValue>[0-9]+\\.[0-9]+\\.[0-9]+)\\s*\\|"
+      ],
+      "datasourceTemplate": "docker",
+      "depNameTemplate": "public.ecr.aws/sumologic/sumologic-otel-collector",
+      "versioningTemplate": "loose",
+      "extractVersionTemplate": "^(?<version>[0-9]+\\.[0-9]+\\.[0-9]+)"
+    }
+  ],
+  "packageRules": [
+    {
+      "description": "Group OpenTelemetry Collector updates together",
+      "matchDatasources": ["docker"],
+      "matchPackageNames": ["public.ecr.aws/sumologic/sumologic-otel-collector"],
+      "groupName": "sumologic-kubernetes-collection",
+      "separateMinorPatch": false,
+      "allowedVersions": "/^0\\.[0-9]+\\.[0-9]+(\\-sumo\\-[0-9]+)?$/"
+    }
+  ]
+}