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MiraiGo/client/highway.go

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package client
import (
"bytes"
"crypto/md5"
binary2 "encoding/binary"
"encoding/hex"
"fmt"
"github.com/Mrs4s/MiraiGo/binary"
"github.com/Mrs4s/MiraiGo/client/pb"
"github.com/Mrs4s/MiraiGo/utils"
"github.com/pkg/errors"
"google.golang.org/protobuf/proto"
"io"
"net"
"net/http"
"strconv"
"time"
)
func (c *QQClient) highwayUpload(ip uint32, port int, updKey, data []byte, cmdId int32) error {
return c.highwayUploadStream(ip, port, updKey, bytes.NewReader(data), cmdId)
}
func (c *QQClient) highwayUploadStream(ip uint32, port int, updKey []byte, stream io.ReadSeeker, cmdId int32) error {
addr := net.TCPAddr{
IP: make([]byte, 4),
Port: port,
}
binary2.LittleEndian.PutUint32(addr.IP, ip)
h := md5.New()
length, _ := io.Copy(h, stream)
fh := h.Sum(nil)
chunkSize := 8192 * 8
_, _ = stream.Seek(0, io.SeekStart)
conn, err := net.DialTCP("tcp", nil, &addr)
if err != nil {
return errors.Wrap(err, "connect error")
}
defer conn.Close()
offset := 0
reader := binary.NewNetworkReader(conn)
for {
chunk := make([]byte, chunkSize)
rl, err := io.ReadFull(stream, chunk)
if err == io.EOF {
break
}
if err == io.ErrUnexpectedEOF {
chunk = chunk[:rl]
}
ch := md5.Sum(chunk)
head, _ := proto.Marshal(&pb.ReqDataHighwayHead{
MsgBasehead: &pb.DataHighwayHead{
Version: 1,
Uin: strconv.FormatInt(c.Uin, 10),
Command: "PicUp.DataUp",
Seq: c.nextGroupDataTransSeq(),
Appid: int32(c.version.AppId),
Dataflag: 4096,
CommandId: cmdId,
LocaleId: 2052,
},
MsgSeghead: &pb.SegHead{
Filesize: length,
Dataoffset: int64(offset),
Datalength: int32(rl),
Serviceticket: updKey,
Md5: ch[:],
FileMd5: fh[:],
},
ReqExtendinfo: EmptyBytes,
})
offset += rl
_, err = conn.Write(binary.NewWriterF(func(w *binary.Writer) {
w.WriteByte(40)
w.WriteUInt32(uint32(len(head)))
w.WriteUInt32(uint32(len(chunk)))
w.Write(head)
w.Write(chunk)
w.WriteByte(41)
}))
if err != nil {
return errors.Wrap(err, "write conn error")
}
rspHead, _, err := highwayReadResponse(reader)
if err != nil {
return errors.Wrap(err, "highway upload error")
}
if rspHead.ErrorCode != 0 {
return errors.New("upload failed")
}
}
return nil
}
func (c *QQClient) highwayUploadByBDH(stream io.ReadSeeker, cmdId int32, ticket, ext []byte) ([]byte, error) {
// TODO: encrypted upload support.
if len(c.srvSsoAddrs) == 0 {
return nil, errors.New("srv addrs not found. maybe miss some packet?")
}
h := md5.New()
length, _ := io.Copy(h, stream)
chunkSize := 8192 * 16
fh := h.Sum(nil)
_, _ = stream.Seek(0, io.SeekStart)
conn, err := net.DialTimeout("tcp", c.srvSsoAddrs[0], time.Second*20)
if err != nil {
return nil, errors.Wrap(err, "connect error")
}
defer conn.Close()
offset := 0
reader := binary.NewNetworkReader(conn)
if err = c.highwaySendHeartbreak(conn); err != nil {
return nil, errors.Wrap(err, "echo error")
}
if _, _, err = highwayReadResponse(reader); err != nil {
return nil, errors.Wrap(err, "echo error")
}
var rspExt []byte
for {
chunk := make([]byte, chunkSize)
rl, err := io.ReadFull(stream, chunk)
if err == io.EOF {
break
}
if err == io.ErrUnexpectedEOF {
chunk = chunk[:rl]
}
ch := md5.Sum(chunk)
head, _ := proto.Marshal(&pb.ReqDataHighwayHead{
MsgBasehead: &pb.DataHighwayHead{
Version: 1,
Uin: strconv.FormatInt(c.Uin, 10),
Command: "PicUp.DataUp",
Seq: c.nextGroupDataTransSeq(),
Appid: int32(c.version.AppId),
Dataflag: 4096,
CommandId: cmdId,
LocaleId: 2052,
},
MsgSeghead: &pb.SegHead{
Filesize: length,
Dataoffset: int64(offset),
Datalength: int32(rl),
Serviceticket: ticket,
Md5: ch[:],
FileMd5: fh[:],
},
ReqExtendinfo: ext,
})
offset += rl
_, err = conn.Write(binary.NewWriterF(func(w *binary.Writer) {
w.WriteByte(40)
w.WriteUInt32(uint32(len(head)))
w.WriteUInt32(uint32(len(chunk)))
w.Write(head)
w.Write(chunk)
w.WriteByte(41)
}))
if err != nil {
return nil, errors.Wrap(err, "write conn error")
}
rspHead, _, err := highwayReadResponse(reader)
if err != nil {
return nil, errors.Wrap(err, "highway upload error")
}
if rspHead.ErrorCode != 0 {
return nil, errors.New("upload failed")
}
if rspHead.RspExtendinfo != nil {
rspExt = rspHead.RspExtendinfo
}
if rspHead.MsgSeghead != nil && rspHead.MsgSeghead.Serviceticket != nil {
ticket = rspHead.MsgSeghead.Serviceticket
}
}
return rspExt, nil
}
func (c *QQClient) highwaySendHeartbreak(conn net.Conn) error {
head, _ := proto.Marshal(&pb.ReqDataHighwayHead{
MsgBasehead: &pb.DataHighwayHead{
Version: 1,
Uin: strconv.FormatInt(c.Uin, 10),
Command: "PicUp.Echo",
Seq: c.nextGroupDataTransSeq(),
Appid: int32(c.version.AppId),
Dataflag: 4096,
CommandId: 0,
LocaleId: 2052,
},
})
_, err := conn.Write(binary.NewWriterF(func(w *binary.Writer) {
w.WriteByte(40)
w.WriteUInt32(uint32(len(head)))
w.WriteUInt32(0)
w.Write(head)
w.WriteByte(41)
}))
return err
}
func highwayReadResponse(r *binary.NetworkReader) (*pb.RspDataHighwayHead, []byte, error) {
_, err := r.ReadByte()
if err != nil {
return nil, nil, errors.Wrap(err, "failed to read byte")
}
hl, _ := r.ReadInt32()
a2, _ := r.ReadInt32()
head, _ := r.ReadBytes(int(hl))
payload, _ := r.ReadBytes(int(a2))
_, _ = r.ReadByte()
rsp := new(pb.RspDataHighwayHead)
if err = proto.Unmarshal(head, rsp); err != nil {
return nil, nil, errors.Wrap(err, "failed to unmarshal protobuf message")
}
return rsp, payload, nil
}
// 只是为了写的跟上面一样长(bushi当然也应该是最快的玩法
func (c *QQClient) uploadPtt(ip string, port int32, updKey, fileKey, data, md5 []byte) error {
url := make([]byte, 512)[:0]
url = append(url, "http://"...)
url = append(url, ip...)
url = append(url, ':')
url = strconv.AppendInt(url, int64(port), 10)
url = append(url, "/?ver=4679&ukey="...)
p := len(url)
url = url[:p+len(updKey)*2]
hex.Encode(url[p:], updKey)
url = append(url, "&filekey="...)
p = len(url)
url = url[:p+len(fileKey)*2]
hex.Encode(url[p:], fileKey)
url = append(url, "&filesize="...)
url = strconv.AppendInt(url, int64(len(data)), 10)
url = append(url, "&bmd5="...)
p = len(url)
url = url[:p+32]
hex.Encode(url[p:], md5)
url = append(url, "&mType=pttDu&voice_encodec=1"...)
_, err := utils.HttpPostBytes(string(url), data)
return errors.Wrap(err, "failed to upload ptt")
}
func (c *QQClient) uploadGroupHeadPortrait(groupCode int64, img []byte) error {
url := fmt.Sprintf(
"http://htdata3.qq.com/cgi-bin/httpconn?htcmd=0x6ff0072&ver=5520&ukey=%v&range=0&uin=%v&seq=23&groupuin=%v&filetype=3&imagetype=5&userdata=0&subcmd=1&subver=101&clip=0_0_0_0&filesize=%v",
c.getSKey(),
c.Uin,
groupCode,
len(img),
)
req, err := http.NewRequest("POST", url, bytes.NewReader(img))
req.Header["User-Agent"] = []string{"Dalvik/2.1.0 (Linux; U; Android 7.1.2; PCRT00 Build/N2G48H)"}
req.Header["Content-Type"] = []string{"multipart/form-data;boundary=****"}
rsp, err := http.DefaultClient.Do(req)
if err != nil {
return errors.Wrap(err, "failed to upload group head portrait")
}
rsp.Body.Close()
return nil
}