Cloak/internal/server/usermanager/localmanager_api.go

166 lines
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package usermanager
import (
"bytes"
"encoding/base64"
"encoding/json"
"github.com/boltdb/bolt"
"net/http"
gmux "github.com/gorilla/mux"
)
type UserInfo struct {
UID []byte
SessionsCap int
UpRate int64
DownRate int64
UpCredit int64
DownCredit int64
ExpiryTime int64
}
func (manager *localManager) listAllUsersHlr(w http.ResponseWriter, r *http.Request) {
var infos []UserInfo
_ = manager.db.View(func(tx *bolt.Tx) error {
err := tx.ForEach(func(UID []byte, bucket *bolt.Bucket) error {
var uinfo UserInfo
uinfo.UID = UID
uinfo.SessionsCap = int(Uint32(bucket.Get([]byte("SessionsCap"))))
uinfo.UpRate = int64(Uint64(bucket.Get([]byte("UpRate"))))
uinfo.DownRate = int64(Uint64(bucket.Get([]byte("DownRate"))))
uinfo.UpCredit = int64(Uint64(bucket.Get([]byte("UpCredit"))))
uinfo.DownCredit = int64(Uint64(bucket.Get([]byte("DownCredit"))))
uinfo.ExpiryTime = int64(Uint64(bucket.Get([]byte("ExpiryTime"))))
infos = append(infos, uinfo)
return nil
})
return err
})
resp, err := json.Marshal(infos)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
_, _ = w.Write(resp)
}
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func (manager *localManager) getUserInfoHlr(w http.ResponseWriter, r *http.Request) {
b64UID := gmux.Vars(r)["UID"]
if b64UID == "" {
http.Error(w, "UID cannot be empty", http.StatusBadRequest)
}
UID, err := base64.URLEncoding.DecodeString(b64UID)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
var uinfo UserInfo
err = manager.db.View(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(UID))
if bucket == nil {
return ErrUserNotFound
}
uinfo.UID = UID
uinfo.SessionsCap = int(Uint32(bucket.Get([]byte("SessionsCap"))))
uinfo.UpRate = int64(Uint64(bucket.Get([]byte("UpRate"))))
uinfo.DownRate = int64(Uint64(bucket.Get([]byte("DownRate"))))
uinfo.UpCredit = int64(Uint64(bucket.Get([]byte("UpCredit"))))
uinfo.DownCredit = int64(Uint64(bucket.Get([]byte("DownCredit"))))
uinfo.ExpiryTime = int64(Uint64(bucket.Get([]byte("ExpiryTime"))))
return nil
})
if err == ErrUserNotFound {
http.Error(w, ErrUserNotFound.Error(), http.StatusNotFound)
return
}
resp, err := json.Marshal(uinfo)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
_, _ = w.Write(resp)
}
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func (manager *localManager) writeUserInfoHlr(w http.ResponseWriter, r *http.Request) {
b64UID := gmux.Vars(r)["UID"]
if b64UID == "" {
http.Error(w, "UID cannot be empty", http.StatusBadRequest)
return
}
UID, err := base64.URLEncoding.DecodeString(b64UID)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
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jsonUinfo := r.FormValue("UserInfo")
if jsonUinfo == "" {
http.Error(w, "UserInfo cannot be empty", http.StatusBadRequest)
return
}
var uinfo UserInfo
err = json.Unmarshal([]byte(jsonUinfo), &uinfo)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
if !bytes.Equal(UID, uinfo.UID) {
http.Error(w, "UID mismatch", http.StatusBadRequest)
}
err = manager.db.Update(func(tx *bolt.Tx) error {
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bucket, err := tx.CreateBucketIfNotExists(uinfo.UID)
if err != nil {
return err
}
if err = bucket.Put([]byte("SessionsCap"), i32ToB(int32(uinfo.SessionsCap))); err != nil {
return err
}
if err = bucket.Put([]byte("UpRate"), i64ToB(uinfo.UpRate)); err != nil {
return err
}
if err = bucket.Put([]byte("DownRate"), i64ToB(uinfo.DownRate)); err != nil {
return err
}
if err = bucket.Put([]byte("UpCredit"), i64ToB(uinfo.UpCredit)); err != nil {
return err
}
if err = bucket.Put([]byte("DownCredit"), i64ToB(uinfo.DownCredit)); err != nil {
return err
}
if err = bucket.Put([]byte("ExpiryTime"), i64ToB(uinfo.ExpiryTime)); err != nil {
return err
}
return nil
})
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
w.WriteHeader(http.StatusCreated)
}
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func (manager *localManager) deleteUserHlr(w http.ResponseWriter, r *http.Request) {
b64UID := gmux.Vars(r)["UID"]
if b64UID == "" {
http.Error(w, "UID cannot be empty", http.StatusBadRequest)
return
}
UID, err := base64.URLEncoding.DecodeString(b64UID)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
err = manager.db.Update(func(tx *bolt.Tx) error {
return tx.DeleteBucket(UID)
})
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
w.WriteHeader(http.StatusOK)
}