From 877effc6adedb115b8f08184a9fccfd8bc9ce507 Mon Sep 17 00:00:00 2001
From: Michael Crosby <crosby.michael@gmail.com>
Date: Sat, 22 Jun 2013 10:10:22 -0900
Subject: [PATCH] Add dockerui server files and Dockerfile

---
 .gitignore  |  1 +
 Dockerfile  | 14 ++++++++++
 dockerui.go | 77 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 js/app.js   |  5 ++--
 4 files changed, 95 insertions(+), 2 deletions(-)
 create mode 100644 .gitignore
 create mode 100644 Dockerfile
 create mode 100644 dockerui.go

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..35f9ef908
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+dockerui
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 000000000..70877a542
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,14 @@
+# Dockerfile for DockerUI
+
+FROM ubuntu
+
+MAINTAINER Michael Crosby http://crosbymichael.com
+
+RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe" > /etc/apt/sources.list
+RUN apt-get update
+RUN apt-get upgrade
+
+ADD . /dockerui
+
+EXPOSE 9000:9000
+
diff --git a/dockerui.go b/dockerui.go
new file mode 100644
index 000000000..23bde6a7d
--- /dev/null
+++ b/dockerui.go
@@ -0,0 +1,77 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"github.com/elazarl/goproxy"
+	"log"
+	"net/http"
+	"os"
+	"strings"
+)
+
+var (
+	endpoint = flag.String("e", "", "Docker d endpoint.")
+	verbose  = flag.Bool("v", false, "Verbose logging.")
+	port     = flag.String("p", "9000", "Port to serve dockerui.")
+)
+
+type multiHandler struct {
+	base    http.Handler
+	proxy   *goproxy.ProxyHttpServer
+	verbose bool
+}
+
+func (h *multiHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	if h.verbose {
+		log.Printf("%s: %s\n", r.Method, r.URL.String())
+	}
+	if isDockerRequest(r.URL.String()) {
+		h.proxy.ServeHTTP(w, r)
+	} else {
+		h.base.ServeHTTP(w, r)
+	}
+}
+
+func isDockerRequest(url string) bool {
+	return strings.Contains(url, "dockerapi/")
+}
+
+func createHandler(dir string) http.Handler {
+	fileHandler := http.FileServer(http.Dir(dir))
+	proxy := goproxy.NewProxyHttpServer()
+	proxy.Verbose = *verbose
+
+	proxy.OnRequest().DoFunc(func(r *http.Request, ctx *goproxy.ProxyCtx) (*http.Request, *http.Response) {
+		c := http.Client{}
+		path := strings.Replace(r.URL.RequestURI(), "dockerapi/", "", -1)
+		n, err := http.NewRequest(r.Method, *endpoint+path, r.Body)
+		n.Header = r.Header
+
+		if err != nil {
+			log.Fatal(err)
+		}
+		resp, err := c.Do(n)
+		if err != nil {
+			log.Fatal(err)
+		}
+		return r, resp
+
+	})
+	return &multiHandler{base: fileHandler, proxy: proxy, verbose: *verbose}
+}
+
+func main() {
+	flag.Parse()
+
+	path := fmt.Sprintf(":%s", *port)
+
+	cwd, err := os.Getwd()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	handler := createHandler(cwd)
+
+	log.Fatal(http.ListenAndServe(path, handler))
+}
diff --git a/js/app.js b/js/app.js
index 1da29030d..c71dc83d0 100644
--- a/js/app.js
+++ b/js/app.js
@@ -11,7 +11,8 @@ angular.module('dockerui', ['dockerui.services', 'dockerui.filters'])
         $routeProvider.otherwise({redirectTo: '/'});
     }])
     // This is your docker url that the api will use to make requests
-    .constant('DOCKER_ENDPOINT', 'http://192.168.1.9')
-    .constant('DOCKER_PORT', ':4243')
+    // You need to set this to the api endpoint without the port i.e. http://192.168.1.9
+    .constant('DOCKER_ENDPOINT', '/dockerapi')
+    .constant('DOCKER_PORT', '') // Docker port, leave as an empty string if no port is requred. i.e. 4243
     .constant('UI_VERSION', 'v0.2')
     .constant('DOCKER_API_VERSION', 'v1.2');