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base.go
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base.go
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package client
import (
"sync/atomic"
"time"
"github.com/LagrangeDev/LagrangeGo/cache"
"github.com/LagrangeDev/LagrangeGo/event"
"github.com/LagrangeDev/LagrangeGo/info"
"github.com/LagrangeDev/LagrangeGo/message"
"github.com/LagrangeDev/LagrangeGo/packets/oidb"
"github.com/LagrangeDev/LagrangeGo/packets/wtlogin"
"github.com/LagrangeDev/LagrangeGo/utils"
binary2 "github.com/LagrangeDev/LagrangeGo/utils/binary"
)
const Server = "msfwifi.3g.qq.com:8080"
// NewQQclient 创建一个新的QQClient
func NewQQclient(uin uint32, signUrl string, appInfo *info.AppInfo, deviceInfo *info.DeviceInfo, sig *info.SigInfo) *QQClient {
client := &QQClient{
Uin: uin,
appInfo: appInfo,
deviceInfo: deviceInfo,
sig: sig,
signProvider: utils.SignProvider(signUrl),
// 128应该够用了吧
pushStore: make(chan *wtlogin.SSOPacket, 128),
stopChan: make(chan struct{}),
tcp: NewTCPClient(Server, 5),
cache: cache.NewCache(),
}
client.Online.Store(false)
return client
}
type QQClient struct {
Uin uint32
appInfo *info.AppInfo
deviceInfo *info.DeviceInfo
sig *info.SigInfo
signProvider func(string, int, []byte) map[string]string
pushStore chan *wtlogin.SSOPacket
Online atomic.Bool
stopChan chan struct{}
t106 []byte
t16a []byte
tcp *TCPClient
cache *cache.Cache
highwayUri map[uint32][]string
highwaySequence atomic.Uint32
sigSession []byte
GroupMessageEvent EventHandle[*message.GroupMessage]
PrivateMessageEvent EventHandle[*message.PrivateMessage]
TempMessageEvent EventHandle[*message.TempMessage]
GroupInvitedEvent EventHandle[*event.GroupInvite] // 邀请入群
GroupMemberJoinRequestEvent EventHandle[*event.GroupMemberJoinRequest] // 加群申请
GroupMemberJoinEvent EventHandle[*event.GroupMemberIncrease] // 成员入群
GroupMemberLeaveEvent EventHandle[*event.GroupMemberDecrease] // 成员退群
GroupMuteEvent EventHandle[*event.GroupMute]
GroupRecallEvent EventHandle[*event.GroupRecall]
FriendRequestEvent EventHandle[*event.FriendRequest] // 好友申请
FriendRecallEvent EventHandle[*event.FriendRecall]
RenameEvent EventHandle[*event.Rename]
}
func (c *QQClient) NickName() string {
return c.sig.Nickname
}
func (c *QQClient) SendOidbPacket(pkt *oidb.OidbPacket) error {
return c.SendUniPacket(pkt.Cmd, pkt.Data)
}
func (c *QQClient) SendOidbPacketAndWait(pkt *oidb.OidbPacket) (*wtlogin.SSOPacket, error) {
return c.SendUniPacketAndAwait(pkt.Cmd, pkt.Data)
}
func (c *QQClient) SendUniPacket(cmd string, buf []byte) error {
seq := c.getSeq()
var sign map[string]string
if c.signProvider != nil {
sign = c.signProvider(cmd, seq, buf)
}
packet := wtlogin.BuildUniPacket(int(c.Uin), seq, cmd, sign, c.appInfo, c.deviceInfo, c.sig, buf)
return c.Send(packet)
}
func (c *QQClient) SendUniPacketAndAwait(cmd string, buf []byte) (*wtlogin.SSOPacket, error) {
seq := c.getSeq()
var sign map[string]string
if c.signProvider != nil {
sign = c.signProvider(cmd, seq, buf)
}
packet := wtlogin.BuildUniPacket(int(c.Uin), seq, cmd, sign, c.appInfo, c.deviceInfo, c.sig, buf)
return c.SendAndWait(packet, seq, 5)
}
func (c *QQClient) Send(data []byte) error {
return c.tcp.Write(data)
}
func (c *QQClient) SendAndWait(data []byte, seq, timeout int) (*wtlogin.SSOPacket, error) {
resultStore.AddSeq(seq)
err := c.tcp.Write(data)
if err != nil {
// 出错了要删掉
resultStore.DeleteSeq(seq)
}
return resultStore.Fecth(seq, timeout)
}
func (c *QQClient) SSOHeartbeat(calcLatency bool) int64 {
startTime := time.Now().Unix()
_, err := c.SendUniPacketAndAwait(
"trpc.qq_new_tech.status_svc.StatusService.SsoHeartBeat",
wtlogin.BuildSSOHeartbeatRequest())
if err != nil {
return 0
}
if calcLatency {
return time.Now().Unix() - startTime
}
return 0
}
func (c *QQClient) ssoHeartBeatLoop() {
heartBeatLoop:
for {
select {
case <-c.stopChan:
break heartBeatLoop
case <-time.After(270 * time.Second):
if !c.Online.Load() {
continue heartBeatLoop
}
startTime := time.Now().UnixMilli()
_, err := c.SendUniPacketAndAwait(
"trpc.qq_new_tech.status_svc.StatusService.SsoHeartBeat",
wtlogin.BuildSSOHeartbeatRequest())
if err != nil {
networkLogger.Errorf("heartbeat err %s", err)
}
networkLogger.Debugf("heartbeat %dms to server", time.Now().UnixMilli()-startTime)
}
}
networkLogger.Debug("heartbeat task stoped")
}
func (c *QQClient) OnMessage(msgLen int) {
raw, err := c.tcp.ReadBytes(msgLen)
if err != nil {
networkLogger.Errorf("read message error: %s", err)
return
}
go func(c *QQClient, raw []byte) {
ssoHeader, err := wtlogin.ParseSSOHeader(raw, c.sig.D2Key)
if err != nil {
networkLogger.Errorf("ParseSSOHeader error %s", err)
return
}
packet, err := wtlogin.ParseSSOFrame(ssoHeader.Dec, ssoHeader.Flag == 2)
if err != nil {
networkLogger.Errorf("ParseSSOFrame error %s", err)
return
}
if packet.Seq > 0 { // uni rsp
networkLogger.Debugf("%d(%d) -> %s, extra: %s", packet.Seq, packet.RetCode, packet.Cmd, packet.Extra)
if packet.RetCode != 0 && resultStore.ContainSeq(packet.Seq) {
networkLogger.Errorf("error ssopacket retcode: %d, extra: %s", packet.RetCode, packet.Extra)
return
} else if packet.RetCode != 0 {
networkLogger.Errorf("Unexpected error on sso layer: %d: %s", packet.RetCode, packet.Extra)
return
}
if !resultStore.ContainSeq(packet.Seq) {
networkLogger.Warningf("Unknown packet: %s(%d), ignore", packet.Cmd, packet.Seq)
} else {
resultStore.AddResult(packet.Seq, packet)
}
} else { // server pushed
if _, ok := listeners[packet.Cmd]; ok {
networkLogger.Debugf("Server Push(%d) <- %s, extra: %s", packet.RetCode, packet.Cmd, packet.Extra)
msg, err := listeners[packet.Cmd](c, packet)
if err != nil {
return
}
go OnEvent(c, msg)
} else {
networkLogger.Warningf("unsupported command: %s", packet.Cmd)
}
}
}(c, raw)
}
func (c *QQClient) ReadLoop() {
for !c.tcp.IsClosed() {
lengthData, err := c.tcp.ReadBytes(4)
if err != nil {
networkLogger.Errorf("tcp read length error: %s", err)
break
}
length := int(binary2.NewReader(lengthData).ReadU32() - 4)
if length > 0 {
c.OnMessage(length)
} else {
c.tcp.Close()
}
}
c.OnDisconnected()
}
func (c *QQClient) Loop() error {
err := c.Connect()
if err != nil {
return err
}
go c.ReadLoop()
go c.ssoHeartBeatLoop()
return nil
}
func (c *QQClient) Connect() error {
err := c.tcp.Connect()
if err != nil {
return err
}
c.OnConnected()
return nil
}
func (c *QQClient) DisConnect() {
c.tcp.Close()
c.OnDisconnected()
}
// Stop 停止整个client,一旦停止不能重新连接
func (c *QQClient) Stop() {
c.DisConnect()
close(c.stopChan)
}
// setOnline 设置qq已经上线
func (c *QQClient) setOnline() {
c.Online.Store(true)
}
func (c *QQClient) OnConnected() {
}
func (c *QQClient) OnDisconnected() {
c.Online.Store(false)
}
func (c *QQClient) getSeq() int {
defer func() {
if c.sig.Sequence >= 0x8000 {
c.sig.Sequence = 0
}
c.sig.Sequence++
}()
return c.sig.Sequence
}