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api access controll

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This commit is contained in:
Martin Geno 2016-05-17 10:52:39 +02:00
parent 668de8188d
commit a4b947a9b6
1 changed files with 29 additions and 22 deletions
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49
api/lib.go
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@ -18,31 +18,38 @@ func jsonOutput(w http.ResponseWriter,data interface{}){
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE")
w.Header().Set("Access-Control-Allow-Headers","Accept, Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization")
w.Write(js)
}
func BasicAuth(h httprouter.Handle, pass []byte) httprouter.Handle {
return func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
const basicAuthPrefix string = "Basic "
return func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE")
w.Header().Set("Access-Control-Allow-Headers","Accept, Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization")
// Get the Basic Authentication credentials
auth := r.Header.Get("Authorization")
if strings.HasPrefix(auth, basicAuthPrefix) {
// Check credentials
payload, err := base64.StdEncoding.DecodeString(auth[len(basicAuthPrefix):])
if err == nil {
pair := bytes.SplitN(payload, []byte(":"), 2)
if len(pair) == 2 &&
bytes.Equal(pair[1], pass) {
const basicAuthPrefix string = "Basic "
// Delegate request to the given handle
h(w, r, ps)
return
}
}
}
// Get the Basic Authentication credentials
auth := r.Header.Get("Authorization")
if strings.HasPrefix(auth, basicAuthPrefix) {
// Check credentials
payload, err := base64.StdEncoding.DecodeString(auth[len(basicAuthPrefix):])
if err == nil {
pair := bytes.SplitN(payload, []byte(":"), 2)
if len(pair) == 2 &&
bytes.Equal(pair[1], pass) {
// Request Basic Authentication otherwise
w.Header().Set("WWW-Authenticate", "Basic realm=Restricted")
http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
}
// Delegate request to the given handle
h(w, r, ps)
return
}
}
}
// Request Basic Authentication otherwise
w.Header().Set("WWW-Authenticate", "Basic realm=Restricted")
http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
}
}