refactoring code

git-svn-id: https://weed-fs.googlecode.com/svn/trunk@24 282b0af5-e82d-9cf1-ede4-77906d7719d0

weed-fs/src/cmd/weedc.go

@@ -38,19 +38,8 @@ func storeHandler(w http.ResponseWriter, r *http.Request) {
 }
 func GetHandler(w http.ResponseWriter, r *http.Request) {
 	n := new(storage.Needle)
-	path := r.URL.Path
-	sepIndex := strings.LastIndex(path, "/")
-	commaIndex := strings.LastIndex(path[sepIndex:], ",")
-	dotIndex := strings.LastIndex(path[sepIndex:], ".")
-	fid := path[commaIndex+1:]
-	if dotIndex > 0 {
-		fid = path[commaIndex+1 : dotIndex]
-	}
-	if commaIndex <= 0 {
-		log.Println("unknown file id", path[sepIndex+1:commaIndex])
-		return
-	}
-	volumeId, _ := strconv.Atoui64(path[sepIndex+1 : commaIndex])
+    vid, fid, ext := parseURLPath(r.URL.Path)
+    volumeId, _ := strconv.Atoui64(vid)
 	n.ParsePath(fid)
 
 	if *IsDebug {
@@ -65,17 +54,14 @@ func GetHandler(w http.ResponseWriter, r *http.Request) {
 		log.Println("request with unmaching cookie from ", r.RemoteAddr, "agent", r.UserAgent())
 		return
 	}
-	if dotIndex > 0 {
-		ext := path[dotIndex:]
+	if ext!="" {
 		w.Header().Set("Content-Type", mime.TypeByExtension(ext))
 	}
 	w.Write(n.Data)
 }
 func PostHandler(w http.ResponseWriter, r *http.Request) {
-	path := r.URL.Path
-	commaIndex := strings.LastIndex(path, ",")
-	sepIndex := strings.LastIndex(path[:commaIndex], "/")
-	volumeId, e := strconv.Atoui64(path[sepIndex+1 : commaIndex])
+    vid, _, _ := parseURLPath(r.URL.Path)
+    volumeId, e := strconv.Atoui64(vid)
 	if e != nil {
 		writeJson(w, r, e)
 	} else {
@@ -87,19 +73,8 @@ func PostHandler(w http.ResponseWriter, r *http.Request) {
 }
 func DeleteHandler(w http.ResponseWriter, r *http.Request) {
 	n := new(storage.Needle)
-    path := r.URL.Path
-    sepIndex := strings.LastIndex(path, "/")
-    commaIndex := strings.LastIndex(path[sepIndex:], ",")
-    dotIndex := strings.LastIndex(path[sepIndex:], ".")
-    fid := path[commaIndex+1:]
-    if dotIndex > 0 {
-        fid = path[commaIndex+1 : dotIndex]
-    }
-    if commaIndex <= 0 {
-        log.Println("unknown file id", path[sepIndex+1:commaIndex])
-        return
-    }
-    volumeId, _ := strconv.Atoui64(path[sepIndex+1 : commaIndex])
+    vid, fid, _ := parseURLPath(r.URL.Path)
+    volumeId, _ := strconv.Atoui64(vid)
     n.ParsePath(fid)
 
     cookie := n.Cookie
@@ -130,6 +105,23 @@ func writeJson(w http.ResponseWriter, r *http.Request, obj interface{}) {
 	}
 	//log.Println("JSON Response", string(bytes))
 }
+func parseURLPath(path string)(vid, fid, ext string){
+    sepIndex := strings.LastIndex(path, "/")
+    commaIndex := strings.LastIndex(path[sepIndex:], ",")
+    dotIndex := strings.LastIndex(path[sepIndex:], ".")
+    vid = path[sepIndex+1 : commaIndex]
+    fid = path[commaIndex+1:]
+    ext = ""
+    if dotIndex > 0 {
+        fid = path[commaIndex+1 : dotIndex]
+        ext = path[dotIndex+1:]
+    }
+    if commaIndex <= 0 {
+        log.Println("unknown file id", path[sepIndex+1:commaIndex])
+        return
+    }
+    return
+}
 
 func main() {
 	flag.Parse()

weed-fs/src/pkg/directory/file_id.go

@@ -6,6 +6,7 @@ import (
 	"storage"
 	"strconv"
 	"strings"
+	"util"
 )
 
 type FileId struct {
@@ -30,8 +31,8 @@ func ParseFileId(fid string) *FileId {
 }
 func (n *FileId) String() string {
 	bytes := make([]byte, 12)
-	storage.Uint64toBytes(bytes[0:8], n.Key)
-	storage.Uint32toBytes(bytes[8:12], n.Hashcode)
+	util.Uint64toBytes(bytes[0:8], n.Key)
+	util.Uint32toBytes(bytes[8:12], n.Hashcode)
 	nonzero_index := 0
 	for ; bytes[nonzero_index] == 0; nonzero_index++ {
 	}

weed-fs/src/pkg/storage/needle.go

@@ -8,6 +8,7 @@ import (
 	"log"
 	"os"
 	"strings"
+    . "util"
 )
 
 type Needle struct {

weed-fs/src/pkg/storage/needle_map.go

@@ -3,6 +3,7 @@ package storage
 import (
 	"log"
 	"os"
+	. "util"
 )
 
 type NeedleValue struct {
@@ -50,11 +51,8 @@ func LoadNeedleMap(file *os.File) *NeedleMap {
 	}
 	return nm
 }
-func (nm *NeedleMap) PutInMap(key uint64, offset uint32, size uint32) {
-    nm.m[key] = &NeedleValue{Offset: offset, Size: size}
-}
 func (nm *NeedleMap) Put(key uint64, offset uint32, size uint32) (int, os.Error) {
-	nm.PutInMap(key,offset,size)
+    nm.m[key] = &NeedleValue{Offset: offset, Size: size}
 	Uint64toBytes(nm.bytes[0:8], key)
 	Uint32toBytes(nm.bytes[8:12], offset)
 	Uint32toBytes(nm.bytes[12:16], size)

weed-fs/src/pkg/storage/store.go

@@ -8,6 +8,7 @@ import (
 	"strings"
 	"strconv"
 	"url"
+	"util"
 )
 
 type Store struct {
@@ -66,7 +67,7 @@ func (s *Store) Join(mserver string) {
 	values.Add("volumes", string(bytes))
 	log.Println("Registering exiting volumes", string(bytes))
 	values.Add("capacity", strconv.Itoa(s.capacity))
-	retString := post("http://"+mserver+"/dir/join", values)
+	retString := util.Post("http://"+mserver+"/dir/join", values)
 	if retString != nil {
 		newVids := new([]int)
 		log.Println("Instructed to create volume", string(retString))

weed-fs/src/pkg/storage/util.go → weed-fs/src/pkg/util/bytes.go

@@ -1,11 +1,4 @@
-package storage
-
-import (
-    "http"
-    "io/ioutil"
-    "url"
-    "log"
-)
+package util
 
 func BytesToUint64(b []byte)(v uint64){
   length := uint(len(b))
@@ -36,17 +29,3 @@ func Uint32toBytes(b []byte, v uint32){
   }
 }
 
-func post(url string, values url.Values)[]byte{
-    r, err := http.PostForm(url, values)
-    if err != nil {
-        log.Println("post:", err)
-        return nil
-    }
-    defer r.Body.Close()
-    b, err := ioutil.ReadAll(r.Body)
-    if err != nil {
-        log.Println("post:", err)
-        return nil
-    }
-    return b
-}

weed-fs/src/pkg/util/post.go

@@ -0,0 +1,23 @@
+package util
+
+import (
+    "http"
+    "io/ioutil"
+    "url"
+    "log"
+)
+
+func Post(url string, values url.Values)[]byte{
+    r, err := http.PostForm(url, values)
+    if err != nil {
+        log.Println("post:", err)
+        return nil
+    }
+    defer r.Body.Close()
+    b, err := ioutil.ReadAll(r.Body)
+    if err != nil {
+        log.Println("post:", err)
+        return nil
+    }
+    return b
+}