From 0e13150c7f03d36185eb443128be185e3ec4c88a Mon Sep 17 00:00:00 2001
From: Varad Ahirwadkar <varad.ahirwadkar1@ibm.com>
Date: Tue, 3 Sep 2024 12:09:20 +0530
Subject: [PATCH] Use File-Based Catalog Format

---
 Makefile                              |  8 +++++++-
 catalog/preamble_config_template.json | 15 +++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 catalog/preamble_config_template.json

diff --git a/Makefile b/Makefile
index 4a7e2f9..3a574d7 100644
--- a/Makefile
+++ b/Makefile
@@ -304,7 +304,13 @@ endif
 # https://github.com/operator-framework/community-operators/blob/7f1438c/docs/packaging-operator.md#updating-your-existing-operator
 .PHONY: catalog-build
 catalog-build: opm ## Build a catalog image.
-	$(OPM) index add --container-tool $(CONTAINER_TOOL) --mode semver --tag $(CATALOG_IMG) -i quay.io/operator-framework/opm:$(OPM_VERSION)-ppc64le --bundles $(BUNDLE_IMGS) $(FROM_INDEX_OPT)
+	$(eval TMP_DIR := $(shell mktemp -d))
+	$(eval CATALOG_DOCKERFILE := $(TMP_DIR).Dockerfile)
+	@envsubst < catalog/preamble_config_template.json > catalog/preamble_config.json
+	cp catalog/preamble_config.json $(TMP_DIR)/rsct-operator-catalog.json
+	$(OPM) render $(BUNDLE_IMGS) >> $(TMP_DIR)/rsct-operator-catalog.json
+	$(OPM) generate dockerfile $(TMP_DIR) -i quay.io/operator-framework/opm:$(OPM_VERSION)-ppc64le
+	$(CONTAINER_TOOL) build -f $(CATALOG_DOCKERFILE) -t $(CATALOG_IMG)
 
 # Push the catalog image.
 .PHONY: catalog-push
diff --git a/catalog/preamble_config_template.json b/catalog/preamble_config_template.json
new file mode 100644
index 0000000..9162568
--- /dev/null
+++ b/catalog/preamble_config_template.json
@@ -0,0 +1,15 @@
+{
+    "schema": "olm.package",
+    "name": "rsct-operator",
+    "defaultChannel": "alpha"
+}
+{
+    "schema": "olm.channel",
+    "name": "alpha",
+    "package": "rsct-operator",
+    "entries": [
+        {
+            "name": "rsct-operator.v${VERSION}"
+        }
+    ]
+}
\ No newline at end of file