store is sort of working

git-svn-id: https://weed-fs.googlecode.com/svn/trunk@3 282b0af5-e82d-9cf1-ede4-77906d7719d0

weed-fs/src/cmd/agent.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"http"
+	//	"runtime"
+	"log"
+	"os"
+	"exec"
+	"fmt"
+)
+
+func HelloServer(w http.ResponseWriter, req *http.Request) {
+	w.Header().Set("Content-Type", "text/plain")
+	w.Write([]byte("hello, world!\n"))
+}
+func ShellHandler(w http.ResponseWriter, r *http.Request) {
+	name := r.FormValue("cmd")
+	args := r.Form["arg"]
+	dir := r.FormValue("dir")
+	w.Header().Set("Content-Type", "text/plain")
+
+	cmd := run(w, dir, name, args)
+	cmd.Wait()
+}
+
+func run(w http.ResponseWriter, dir string, name string, args []string) *exec.Cmd {
+	cmd := exec.Command(name, args...)
+	cmd.Dir = dir
+	cmd.Env = os.Environ()
+	cmd.Stdin = os.Stdin
+	cmd.Stdout = w
+	cmd.Stderr = w
+
+	if err := cmd.Start(); err != nil {
+		fmt.Fprint(w, "could not execute", args, ":", cmd.Args, "\n", err,"\n")
+	}
+	return cmd
+}
+
+func main() {
+	//	runtime.GOMAXPROCS(1)
+	http.HandleFunc("/", HelloServer)
+	http.HandleFunc("/shell", ShellHandler)
+
+	log.Println("Serving at http://127.0.0.1:8080/")
+	http.ListenAndServe(":8080", nil)
+}