mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-05-21 01:53:14 +08:00
128 lines
3.6 KiB
Go
128 lines
3.6 KiB
Go
// Copyright 2019 Yunion
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package handler
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import (
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"context"
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"encoding/base64"
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"fmt"
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"net/http"
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"strings"
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"github.com/pkg/errors"
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"yunion.io/x/jsonutils"
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"yunion.io/x/log"
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"yunion.io/x/onecloud/pkg/apigateway/clientman"
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"yunion.io/x/onecloud/pkg/apigateway/constants"
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"yunion.io/x/onecloud/pkg/appctx"
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"yunion.io/x/onecloud/pkg/httperrors"
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"yunion.io/x/onecloud/pkg/mcclient"
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)
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func Base64UrlEncode(data []byte) string {
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str := base64.StdEncoding.EncodeToString(data)
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str = strings.Replace(str, "+", "-", -1)
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str = strings.Replace(str, "/", "_", -1)
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str = strings.Replace(str, "=", "", -1)
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return str
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}
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func Base64UrlDecode(str string) ([]byte, error) {
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if strings.ContainsAny(str, "+/") {
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return nil, errors.New("invalid base64url encoding")
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}
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str = strings.Replace(str, "-", "+", -1)
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str = strings.Replace(str, "_", "/", -1)
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for len(str)%4 != 0 {
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str += "="
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}
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return base64.StdEncoding.DecodeString(str)
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}
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func getAuthToken(r *http.Request) string {
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auth := r.Header.Get(constants.AUTH_HEADER)
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if len(auth) > 0 && auth[:len(constants.AUTH_PREFIX)] == constants.AUTH_PREFIX {
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return auth[len(constants.AUTH_PREFIX):]
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} else {
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return ""
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}
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}
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func getAuthCookie(r *http.Request) string {
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return getCookie(r, constants.YUNION_AUTH_COOKIE)
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}
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func setAuthHeader(w http.ResponseWriter, tid string) {
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w.Header().Set(constants.AUTH_HEADER, fmt.Sprintf("%s%s", constants.AUTH_PREFIX, tid))
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}
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func SetAuthToken(ctx context.Context, w http.ResponseWriter, r *http.Request) (context.Context, error) {
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var token mcclient.TokenCredential
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auth1 := getAuthToken(r)
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auth := "" // getAuthToken(r)
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if len(auth) == 0 {
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authCookieStr := getAuthCookie(r)
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if len(authCookieStr) > 0 {
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authCookie, err := jsonutils.ParseString(authCookieStr)
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if err != nil {
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return ctx, fmt.Errorf("Auth cookie decode error: %s", err)
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}
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auth, err = authCookie.GetString("session")
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if err != nil {
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return ctx, err
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}
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}
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}
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if len(auth) > 0 && auth != auth1 { // hack!!! browser cache problem???
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log.Errorf("XXXX Auth cookie and header mismatch!!! %s:%s", auth, auth1)
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auth = auth1
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}
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if len(auth) > 0 {
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token = clientman.TokenMan.Get(auth)
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}
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if token == nil {
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return ctx, fmt.Errorf("No token in header")
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} else if !token.IsValid() {
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return ctx, fmt.Errorf("Token in header invalid")
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}
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setAuthHeader(w, auth)
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ctx = context.WithValue(ctx, appctx.AppContextKey(constants.AUTH_TOKEN), token)
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return ctx, nil
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}
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func FetchAuthToken(f func(context.Context, http.ResponseWriter, *http.Request)) func(context.Context, http.ResponseWriter, *http.Request) {
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return func(ctx context.Context, w http.ResponseWriter, r *http.Request) {
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ctx, err := SetAuthToken(ctx, w, r)
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if err != nil {
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httperrors.InvalidCredentialError(w, "invalid token: %v", err)
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return
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}
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// 启用双因子认证
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t := AppContextToken(ctx)
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if isUserEnableTotp(ctx, r, t) {
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tid := getAuthToken(r)
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totp := clientman.TokenMan.GetTotp(tid)
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if !totp.IsVerified() {
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httperrors.UnauthorizedError(w, "TOTP authentication failed")
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return
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}
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}
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f(ctx, w, r)
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}
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}
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