Allow passing private npm registry and credentials for make generate-go

Author: lubronzhan

hack/quicktype/Makefile

@@ -97,9 +97,22 @@ image-build-quicktype: $(QUICKTYPE_IMAGE_RECEIPT)
 ## Binaries
 ## --------------------------------------
 
+# Allow passing private NPM registry url and token.
+NPM_FLAGS :=
+ifneq ($(strip $(NPM_REGISTRY)),)
+  # Registry set (no token required)
+  NPM_REGISTRY := $(NPM_REGISTRY:https://%=%)
+  NPM_FLAGS := --registry=https://$(NPM_REGISTRY)
+
+  # If a token is provided, add auth
+  ifneq ($(strip $(NPM_TOKEN)),)
+    NPM_FLAGS += --//$(NPM_REGISTRY):_authToken=$(NPM_TOKEN)
+  endif
+endif
+
 quicktype: $(QUICKTYPE)
 $(QUICKTYPE): $(QUICK_DIR)/package.json
-	cd $(QUICK_DIR) && npm ci --user quicktype
+	cd $(QUICK_DIR) && npm ci $(NPM_FLAGS) quicktype
 
 
 ## --------------------------------------

pkg/util/cloudinit/schema/README.md

@@ -13,3 +13,6 @@ This directory contains schema files relates to Cloud-Init:
 ## Generating the Go source code
 
 Run `make generate-go` to generate the Go source code. If the local system has `npm`, it is used, otherwise a container image is used with either Docker or Podman.
+
+This relies on `npm ci quicktype`. If you need to use a private npm registry which might requires authentication,
+you can set `NPM_TOKEN` and `NPM_REGISTRY` variables.`

pkg/util/netplan/schema/README.md

@@ -13,3 +13,6 @@ This directory contains schema files relates to Netplan:
 ## Generating the Go source code
 
 Run `make generate-go` to generate the Go source code. If the local system has `npm`, it is used, otherwise a container image is used with either Docker or Podman.
+
+This relies on `npm ci quicktype`. If you need to use a private npm registry which might requires authentication,
+you can set `NPM_TOKEN` and `NPM_REGISTRY` variables.`