[chore] Update workflow to include CRDs (#1780)

Author: jinja2

.github/workflows/update_chart_dependencies.yaml

@@ -43,6 +43,11 @@ jobs:
 
           make update-chart-dep CHART_PATH=${{ matrix.yaml_file_path }} SUBCHART_NAME='${{ matrix.dependency_name }}' DEBUG_MODE=$DEBUG_MODE
 
+      - name: Check for Operator CRD Updates
+        if: ${{ matrix.name == 'operator' }}
+        run: |
+          make update-crds DEBUG_MODE=$DEBUG_MODE
+
       - name: Install Skopeo
         run: |
           sudo apt-get update
@@ -70,6 +75,15 @@ jobs:
           make render
           make chlog-new FILENAME="update-${{ matrix.name }}" CHANGE_TYPE=enhancement COMPONENT=${{ matrix.component }} NOTE="Bump ${{ matrix.name }} to ${{ steps.check_for_update.outputs.LATEST_VER }} in ${{ matrix.yaml_file_path }}" ISSUES=[${{ steps.open_pr.outputs.pull-request-number }}]
 
+      - name: Operator CRDs update
+        env:
+          COMPONENT: opentelemetry-operator-crds
+        if: ${{ steps.check_for_update.outputs.CRDS_NEED_UPDATE == 1 }}
+        run: |
+          make update-operator-crds DEBUG_MODE=$DEBUG_MODE
+          make render
+          make chlog-new FILENAME="update-operator-crds" CHANGE_TYPE=enhancement COMPONENT=$COMPONENT NOTE="Bump subchart $COMPONENT to ${{ steps.check_for_update.outputs.CRDS_LATEST_VER }}" ISSUES=[${{ steps.open_pr.outputs.pull-request-number }}]
+
       - name: Finalize PR with updates
         if: ${{ steps.check_for_update.outputs.NEED_UPDATE == 1 }}
         uses: peter-evans/create-pull-request@v7

Makefile

@@ -217,3 +217,7 @@ tidy-all:
 		echo "Running go mod tidy in $$dir"; \
 		(cd "$$dir" && rm -f go.sum && go mod tidy); \
 	done
+
+.PHONY: update-operator-crds
+update-operator-crds: ## Update CRDs in the opentelemetry-operator-crds subchart
+	ci_scripts/update-crds.sh

ci_scripts/update-crds.sh

@@ -0,0 +1,92 @@
+#!/bin/bash
+# Purpose: Updates CRDs for the OpenTelemetry Operator in the opentelemetry-operator-crds subchart
+# The script compares the current CRDs with those found in the appVersion of the Opentelemetry Operator
+# we are using as dependency. If they differ, it updates the CRDs in the opentelemetry-operator-crds subchart.
+
+# Include the base utility functions for setting and debugging variables
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+source "${SCRIPT_DIR}/base_util.sh"
+
+# Initialize directories and paths
+setd "ROOT_DIR" "${SCRIPT_DIR}/../"
+setd "COLLECTOR_CHART_DIR" "${ROOT_DIR}/helm-charts/splunk-otel-collector"
+setd "CRD_CHART_DIR" "${COLLECTOR_CHART_DIR}/charts/opentelemetry-operator-crds"
+setd "CRD_DIR" "${CRD_CHART_DIR}/crds"
+setd "CRD_CHART_FILE" "${CRD_CHART_DIR}/Chart.yaml"
+setd "OTEL_OPERATOR_REPO" "https://github.com/open-telemetry/opentelemetry-operator.git"
+setd "TEMP_DIR" "$(mktemp -d)"
+
+trap "rm -rf $TEMP_DIR" EXIT
+
+# Function: get_operator_app_version
+# Description: Retrieves the app version of the OpenTelemetry operator dependency
+get_operator_app_version() {
+    debug "Retrieving OpenTelemetry operator version"
+
+    local operator_version
+    local operator_repo
+
+    operator_version=$(yq eval '.dependencies[] | select(.name == "opentelemetry-operator") | .version' "${COLLECTOR_CHART_DIR}/Chart.yaml")
+    operator_repo=$(yq eval '.dependencies[] | select(.name == "opentelemetry-operator") | .repository' "${COLLECTOR_CHART_DIR}/Chart.yaml")
+
+    debug "Pulling OpenTelemetry operator Helm chart version ${operator_version}"
+    helm pull opentelemetry-operator --version "$operator_version" --repo "$operator_repo" --untar --untardir "$TEMP_DIR/chart"
+
+    local app_version
+    app_version=$(yq eval '.appVersion' "$TEMP_DIR/chart/opentelemetry-operator/Chart.yaml")
+
+    echo "$app_version"
+}
+
+# Function: bump_patch_version
+# Description: Bumps the patch version of the CRDs chart and updates the dependency in the collector chart.
+bump_patch_version() {
+    local current_version
+    current_version=$(yq eval '.version' "$CRD_CHART_FILE")
+    debug "Current CRDs chart version: $current_version"
+
+    local major minor patch
+    IFS='.' read -r major minor patch <<< "$current_version"
+    patch=$((patch + 1))
+    local new_version="${major}.${minor}.${patch}"
+
+    yq eval ".version = \"$new_version\"" -i "$CRD_CHART_FILE"
+    echo "CRDs chart version bumped to $new_version"
+
+    yq eval "(.dependencies[] | select(.name == \"opentelemetry-operator-crds\") | .version) = \"$new_version\"" -i "${COLLECTOR_CHART_DIR}/Chart.yaml"
+    echo "Updated CRDs chart version in chart dependencies to $new_version"
+}
+
+# Function: update_crds
+# Description: Updates the OpenTelemetry CRDs if there are changes
+update_crds() {
+    local latest_version
+    latest_version=$(get_operator_app_version)
+    setd "LATEST_VERSION" "$latest_version"
+    echo "OpenTelemetry operator app version: $latest_version"
+
+    debug "Cloning OpenTelemetry Operator repository..."
+    git config --global advice.detachedHead false  # Suppress detached HEAD warnings
+    git clone --quiet --depth 1 --branch "v${latest_version}" ${OTEL_OPERATOR_REPO} ${TEMP_DIR}/opentelemetry-operator || {
+        echo "Error: Failed to clone OpenTelemetry Operator repository."
+        exit 1
+    }
+
+    mkdir -p "${CRD_DIR}"
+    cp ${TEMP_DIR}/opentelemetry-operator/config/crd/bases/*.yaml "${CRD_DIR}/" 2>/dev/null
+
+    if git diff --quiet -- "${CRD_DIR}"; then
+        echo "No CRD updates detected. CRDs are already up to date."
+        setd "CRDS_NEED_UPDATE" 0
+    else
+        echo "CRD updates detected for OpenTelemetry Operator."
+        setd "CRDS_NEED_UPDATE" 1
+        bump_patch_version
+    fi
+
+    setd "CRDS_LATEST_VERSION" "$(yq eval '.version' "$CRD_CHART_FILE")"
+    emit_output "CRDS_NEED_UPDATE"
+    emit_output "CRDS_LATEST_VERSION"
+}
+
+update_crds