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get and delete now checks cookie

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adding super block
adding tool to fix volume index

git-svn-id: https://weed-fs.googlecode.com/svn/trunk@23 282b0af5-e82d-9cf1-ede4-77906d7719d0
This commit is contained in:
chris.lu@gmail.com
2011-12-24 08:40:56 +00:00
parent cf7094f3c9
commit 6813f118d4
6 changed files with 176 additions and 32 deletions
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38
weed-fs/src/cmd/weedc.go
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@@ -56,7 +56,15 @@ func GetHandler(w http.ResponseWriter, r *http.Request) {
if *IsDebug {
log.Println("volume", volumeId, "reading", n)
}
store.Read(volumeId, n)
cookie := n.Cookie
count, e := store.Read(volumeId, n)
if *IsDebug {
log.Println("read bytes", count, "error", e)
}
if n.Cookie != cookie {
log.Println("request with unmaching cookie from ", r.RemoteAddr, "agent", r.UserAgent())
return
}
if dotIndex > 0 {
ext := path[dotIndex:]
w.Header().Set("Content-Type", mime.TypeByExtension(ext))
@@ -78,7 +86,35 @@ 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])
n.ParsePath(fid)
cookie := n.Cookie
count, _ := store.Read(volumeId, n)
if n.Cookie != cookie {
log.Println("delete with unmaching cookie from ", r.RemoteAddr, "agent", r.UserAgent())
return
}
n.Size = 0
store.Write(volumeId, n)
m := make(map[string]uint32)
m["size"] = uint32(count)
writeJson(w, r, m)
}
func writeJson(w http.ResponseWriter, r *http.Request, obj interface{}) {
w.Header().Set("Content-Type", "application/javascript")