internal/cmd/www: an HTTP server for testing web UI

The web user interface can be run using existing rescached server by
setting the SERVER value in class Rescached (_www/rescached.js).

4 files changed, 65 insertions, 10 deletions

diff --git a/.gitignore b/.gitignore
index 503716c..5e36298 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+/CHANGELOG.html
 /README.html
 /TODO
 /_bin/darwin_amd64
diff --git a/Makefile b/Makefile
index a13040b..eb567c4 100644
--- a/Makefile
+++ b/Makefile
@@ -75,9 +75,9 @@ lint:
 	-shadow ./...
 	-golangci-lint run \
 		--presets bugs,metalinter,performance,unused \
+		--disable bodyclose \
 		--disable exhaustive \
 		--disable musttag \
-		--disable bodyclose \
 		./...
 	-reuse --suppress-deprecation lint
 
@@ -222,3 +222,12 @@ build-linux-amd64: build
 deploy-personal-server: build-linux-amd64
 	rsync --progress _bin/linux_amd64/rescached personal-server:~/bin/rescached
 	ssh personal-server "sudo rsync ~/bin/rescached /usr/bin/rescached; sudo systemctl restart rescached.service"
+
+
+#---- Development.
+
+## Run web server to test WUI.
+
+.PHONY: dev.www
+dev.www:
+	go run ./internal/cmd/www
diff --git a/_www/rescached.js b/_www/rescached.js
index cdfa4c3..a3fdbf5 100644
--- a/_www/rescached.js
+++ b/_www/rescached.js
@@ -39,21 +39,22 @@ function getRRTypeName(k) {
 }
 
 class Rescached {
+  static SERVER = "";
   static nanoSeconds = 1000000000;
 
-  static apiBlockd = "/api/block.d";
-  static apiBlockdFetch = "/api/block.d/fetch";
+  static apiBlockd = Rescached.SERVER + "/api/block.d";
+  static apiBlockdFetch = Rescached.SERVER + "/api/block.d/fetch";
 
-  static apiCaches = "/api/caches";
-  static apiCachesSearch = "/api/caches/search";
+  static apiCaches = Rescached.SERVER + "/api/caches";
+  static apiCachesSearch = Rescached.SERVER + "/api/caches/search";
 
-  static apiEnvironment = "/api/environment";
+  static apiEnvironment = Rescached.SERVER + "/api/environment";
 
-  static apiHostsd = "/api/hosts.d";
-  static apiHostsdRR = "/api/hosts.d/rr";
+  static apiHostsd = Rescached.SERVER + "/api/hosts.d";
+  static apiHostsdRR = Rescached.SERVER + "/api/hosts.d/rr";
 
-  static apiZoned = "/api/zone.d";
-  static apiZonedRR = "/api/zone.d/rr";
+  static apiZoned = Rescached.SERVER + "/api/zone.d";
+  static apiZonedRR = Rescached.SERVER + "/api/zone.d/rr";
 
   constructor(server) {
     this.blockd = {};
diff --git a/internal/cmd/www/main.go b/internal/cmd/www/main.go
new file mode 100644
index 0000000..22b384b
--- /dev/null
+++ b/internal/cmd/www/main.go
@@ -0,0 +1,44 @@
+// SPDX-FileCopyrightText: 2024 M. Shulhan <ms@kilabit.info>
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+// Package www provides an HTTP server that serve the _www directory for
+// testing.
+// The web user interface can be run using existing rescached server by
+// setting the SERVER value in class Rescached (_www/rescached.js).
+package main
+
+import (
+	"flag"
+	"log"
+
+	"git.sr.ht/~shulhan/ciigo"
+	"git.sr.ht/~shulhan/pakakeh.go/lib/memfs"
+)
+
+func main() {
+	var flagAddress string
+
+	flag.StringVar(&flagAddress, `address`, `127.0.0.1:6200`, `Listen address`)
+
+	flag.Parse()
+
+	var serveOpts = ciigo.ServeOptions{
+		Mfs: &memfs.MemFS{
+			Opts: &memfs.Options{
+				Root:      `./_www`,
+				TryDirect: true,
+			},
+		},
+		ConvertOptions: ciigo.ConvertOptions{
+			Root:         `./_www`,
+			HTMLTemplate: `./_www/doc/html.tmpl`,
+		},
+		Address:       flagAddress,
+		IsDevelopment: true,
+	}
+
+	var err = ciigo.Serve(&serveOpts)
+	if err != nil {
+		log.Fatal(err)
+	}
+}