Update Makefile to handle old versions in OLM

.github/workflows/sync-chart.yml

@@ -117,6 +117,14 @@ jobs:
           regex: false
           exclude: .github/**
 
+      - name: Update REPLACES to current version
+        run: |
+          current_replaces=$(egrep '^REPLACES' Makefile | awk -F'=' '{ print $2 }' | xargs)
+          current_version=$(egrep '^VERSION' Makefile | awk '{ print $3 }')
+          echo "Current REPLACES: $current_replaces"
+          echo "Will set REPLACES to: nginx-ingress-operator.v$current_version"
+          sed -i "s|^REPLACES ?= .*|REPLACES ?= nginx-ingress-operator.v$current_version|" Makefile
+
       - name: Find and Replace Operator version
         uses: jacobtomlinson/gha-find-replace@f1069b438f125e5395d84d1c6fd3b559a7880cb5 # v3.0.5
         with:

Makefile

@@ -5,6 +5,10 @@
 # - use environment variables to overwrite this value (e.g export VERSION=0.0.2)
 VERSION ?= 3.3.1
 
+# REPLACES defines the operator version that this version replaces for upgrades (OLM path).
+# Set to empty to disable (e.g make bundle REPLACES=)
+REPLACES ?= nginx-ingress-operator.v3.2.3
+
 # CHANNELS define the bundle channels used in the bundle.
 # Add a new line here if you would like to change its default config. (E.g CHANNELS = "candidate,fast,stable")
 # To re-generate a bundle for other specific channels without changing the standard setup, you can:
@@ -211,6 +215,20 @@ bundle: kustomize operator-sdk ## Generate bundle manifests and metadata, then v
 	cd config/default && $(KUSTOMIZE) edit set image kube-rbac-proxy=$(KRP_IMAGE_BASE):$(KRP_IMAGE_VERSION)
 	if [ -n "$(IMAGE_PULL_SECRET_NAME)" ]; then cd config/default && $(KUSTOMIZE) edit add patch --kind Deployment --group apps --version v1 --name controller-manager --patch '${image_pull_secrets_patch}'; fi
 	$(KUSTOMIZE) build config/manifests | $(OPERATOR_SDK) generate bundle $(BUNDLE_GEN_FLAGS)
+	@if [ -n "$(REPLACES)" ]; then \
+		echo "Adding replaces: $(REPLACES) to ClusterServiceVersion"; \
+		if command -v yq >/dev/null 2>&1; then \
+			yq eval '.spec.replaces = "$(REPLACES)"' -i bundle/manifests/nginx-ingress-operator.clusterserviceversion.yaml; \
+		else \
+			sed -i 's|^  provider:|  replaces: $(REPLACES)\n  provider:|' bundle/manifests/nginx-ingress-operator.clusterserviceversion.yaml; \
+		fi; \
+	fi
+	@echo "Adding skips: [] to ClusterServiceVersion"; \
+	if command -v yq >/dev/null 2>&1; then \
+		yq eval '.spec.skips = []' -i bundle/manifests/nginx-ingress-operator.clusterserviceversion.yaml; \
+	else \
+		sed -i 's|^  version:|  skips: []\n  version:|' bundle/manifests/nginx-ingress-operator.clusterserviceversion.yaml; \
+	fi
 	@printf "%s\n" '' 'LABEL com.redhat.openshift.versions="$(OPENSHIFT_VERSION)"' 'LABEL com.redhat.delivery.operator.bundle=true' 'LABEL com.redhat.delivery.backport=true' >> bundle.Dockerfile
 	@printf "%s\n" '' '  # OpenShift annotations.' '  com.redhat.openshift.versions: $(OPENSHIFT_VERSION)' >> bundle/metadata/annotations.yaml
 	$(OPERATOR_SDK) bundle validate ./bundle