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transport.go
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transport.go
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// Copyright 2022 The CubeFS Authors.
//
// 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 http
import (
"net"
"net/http"
"strconv"
"time"
"github.com/cubefs/cubefs-for-android/lib/libfs/conf"
"github.com/cubefs/cubefs-for-android/lib/libfs/consts"
"github.com/cubefs/cubefs-for-android/lib/libfs/util"
zap "github.com/cubefs/cubefs-for-android/lib/log"
"github.com/cubefs/cubefs-for-android/lib/proto"
)
type Transport struct {
Transport http.RoundTripper
user *conf.UserInfo
log *util.ClientLogger
cfg *conf.Config
clientID string
}
func newTransport(user *conf.UserInfo, clientID string, log *util.ClientLogger, cfaCfg *conf.Config) *Transport {
transport := &Transport{
Transport: &http.Transport{
Proxy: http.ProxyFromEnvironment,
DialContext: (&net.Dialer{
Timeout: 30 * time.Second,
KeepAlive: 30 * time.Second,
}).DialContext,
},
user: user,
clientID: clientID,
log: log,
cfg: cfaCfg,
}
trans, ok := transport.Transport.(*http.Transport)
if ok {
trans.MaxConnsPerHost = 128
trans.MaxIdleConnsPerHost = 128
}
return transport
}
func (t *Transport) RoundTrip(req *http.Request) (resp *http.Response, err error) {
log := util.CloneLoggerAssignReqId(t.log, req.Header.Get(proto.ReqidKey))
req.Header.Set("Content-Type", "application/json")
req.Header.Set("accept", "application/json")
req.Header.Set(proto.ReqUid, t.user.Uid)
req.Header.Set(proto.ReqToken, t.user.Token)
req.Header.Set(proto.ReqAppid, (*t.cfg)[consts.CfgAppId])
req.Header.Set(proto.ReqDevid, (*t.cfg)[consts.CfgDevId])
req.Header.Set(proto.ReqPkgName, (*t.cfg)[consts.CfgPackageName])
req.Header.Set(proto.ReqClientTag, (*t.cfg)[consts.CfgClientTag])
req.Header.Set(proto.ReqClientId, t.clientID)
req.Header.Set(proto.ReqTime, strconv.FormatInt(time.Now().UnixNano()/1e6, 10)) //TS in millisecond
log.Debug("to send http request",
zap.String("method", req.Method),
zap.String("url", req.URL.String()),
zap.Any("headers", req.Header))
return t.Transport.RoundTrip(req)
}