Merge pull request #3440 from rvacaru/3405/releasechangelog-sh-args

Introduce args in releasechangelog script

Author: k8s-ci-robot

Makefile

@@ -572,7 +572,7 @@ release-manifests: ## Release manifest files
 
 .PHONY: release-changelog
 release-changelog: $(GH) ## Generates release notes using Github release notes.
-	./hack/releasechangelog.sh > $(RELEASE_DIR)/CHANGELOG.md
+	./hack/releasechangelog.sh -v $(VERSION) -p $(PREVIOUS_VERSION) -o $(GH_ORG_NAME) -r $(GH_REPO_NAME) -c $(CORE_CONTROLLER_PROMOTED_IMG) > $(RELEASE_DIR)/CHANGELOG.md
 
 .PHONY: release-binaries
 release-binaries: ## Builds the binaries to publish with a release

hack/releasechangelog.sh

@@ -17,6 +17,50 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
+function show_help()
+{
+  cat << EOF
+Usage: ${0##*/} -v VERSION -p PREVIOUS_VERSION -o GH_ORG_NAME -r GH_REPO_NAME -c CORE_CONTROLLER_PROMOTED_IMG
+
+This generates the release notes for the new CAPA version being released.
+
+Required Arguments:
+    -v VERSION                      Version of the Cluster API Provider AWS (CAPA) being released
+    -p PREVIOUS_VERSION             Current CAPA version previously released
+    -o GH_ORG_NAME                  GitHub organization name
+    -r GH_REPO_NAME                 GitHub repository name
+    -c CORE_CONTROLLER_PROMOTED_IMG Image used for this release
+EOF
+}
+
+while getopts "v:p:o:r:c:h" opt; do
+  case $opt in
+    v)
+      VERSION=${OPTARG}
+      ;;
+    p)
+      PREVIOUS_VERSION=${OPTARG}
+      ;;
+    o)
+      GH_ORG_NAME=${OPTARG}
+      ;;
+    r)
+      GH_REPO_NAME=${OPTARG}
+      ;;
+    c)
+      CORE_CONTROLLER_PROMOTED_IMG=${OPTARG}
+      ;;
+    h)
+      show_help
+      exit 0
+      ;;
+    *)
+      show_help >&2
+      exit 1
+      ;;
+  esac
+done
+
 echo "# Release notes for Cluster API Provider AWS (CAPA) $VERSION"
 echo "[Documentation](https://cluster-api-aws.sigs.k8s.io/)"
 echo "# Changelog since $PREVIOUS_VERSION"