/
user.go
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/
user.go
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// Copyright (c) 2021 Terminus, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package user 定义通用的 user 逻辑.
package user
import (
"net/http"
"github.com/pkg/errors"
"github.com/erda-project/erda/apistructs"
"github.com/erda-project/erda/pkg/http/httputil"
)
// ID 定义 user id.
type ID string
// String 返回 user id 字符串类型.
func (i ID) String() string {
return string(i)
}
// Invalid 返回 user id 是否有效.
func (i ID) Invalid() bool {
return string(i) == ""
}
// GetUserID 从 http request 的 header 中读取 user id.
func GetUserID(r *http.Request) (ID, error) {
v := r.Header.Get("USER-ID")
id := ID(v)
if id.Invalid() {
return id, errors.New("invalid user id")
}
return id, nil
}
// GetIdentityInfo 从 http.Request 中获取用户 ID && Internal-Client
//
// return: IdentityInfo, error
func GetIdentityInfo(r *http.Request) (apistructs.IdentityInfo, error) {
// 尝试从 Header 中获取用户信息
headerUserID, headerUserErr := GetUserID(r)
// 尝试从 Header 中获取 Internal-Client
internalClient := r.Header.Get(httputil.InternalHeader)
// 未登录
if headerUserErr != nil && internalClient == "" {
return apistructs.IdentityInfo{}, errors.Errorf("invalid identity info")
}
identity := apistructs.IdentityInfo{
UserID: string(headerUserID),
InternalClient: internalClient,
}
return identity, nil
}