mirror of
https://github.com/CPunch/gopenfusion.git
synced 2024-11-14 12:00:05 +00:00
loginServer/peer: peer no longer uses panic/recover for error recovery
This commit is contained in:
parent
857250bf33
commit
d60638d555
@ -23,7 +23,7 @@ const (
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LOGIN_UPDATED_EUALA_REQUIRED = 9
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LOGIN_UPDATED_EUALA_REQUIRED = 9
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)
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)
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func (server *LoginServer) AcceptLogin(peer *Peer, SzID string, IClientVerC int32, ISlotNum int8, data []protocol.SP_LS2CL_REP_CHAR_INFO) {
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func (server *LoginServer) AcceptLogin(peer *Peer, SzID string, IClientVerC int32, ISlotNum int8, data []protocol.SP_LS2CL_REP_CHAR_INFO) error {
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peer.SzID = SzID
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peer.SzID = SzID
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resp := &protocol.SP_LS2CL_REP_LOGIN_SUCC{
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resp := &protocol.SP_LS2CL_REP_LOGIN_SUCC{
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@ -35,8 +35,11 @@ func (server *LoginServer) AcceptLogin(peer *Peer, SzID string, IClientVerC int3
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UiSvrTime: uint64(time.Now().Unix()),
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UiSvrTime: uint64(time.Now().Unix()),
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}
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}
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if err := peer.Send(resp, protocol.P_LS2CL_REP_LOGIN_SUCC); err != nil {
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return err
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}
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// swap keys
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// swap keys
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peer.Send(resp, protocol.P_LS2CL_REP_LOGIN_SUCC)
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peer.E_key = protocol.CreateNewKey(
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peer.E_key = protocol.CreateNewKey(
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resp.UiSvrTime,
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resp.UiSvrTime,
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uint64(resp.ICharCount+1),
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uint64(resp.ICharCount+1),
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@ -50,11 +53,15 @@ func (server *LoginServer) AcceptLogin(peer *Peer, SzID string, IClientVerC int3
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// send characters (if any)
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// send characters (if any)
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for i := 0; i < len(data); i++ {
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for i := 0; i < len(data); i++ {
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peer.Send(&data[i], protocol.P_LS2CL_REP_CHAR_INFO)
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if err := peer.Send(&data[i], protocol.P_LS2CL_REP_CHAR_INFO); err != nil {
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return err
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}
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}
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}
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return nil
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}
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}
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func (server *LoginServer) Login(peer *Peer, pkt protocol.Packet) {
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func (server *LoginServer) Login(peer *Peer, pkt protocol.Packet) error {
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var loginPkt protocol.SP_CL2LS_REQ_LOGIN
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var loginPkt protocol.SP_CL2LS_REQ_LOGIN
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pkt.Decode(&loginPkt)
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pkt.Decode(&loginPkt)
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@ -68,7 +75,7 @@ func (server *LoginServer) Login(peer *Peer, pkt protocol.Packet) {
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// client is resending a login packet??
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// client is resending a login packet??
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if peer.AccountID != -1 {
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if peer.AccountID != -1 {
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SendError(LOGIN_ERROR)
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SendError(LOGIN_ERROR)
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panic(fmt.Errorf("Out of order P_CL2LS_REQ_LOGIN!"))
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return fmt.Errorf("Out of order P_CL2LS_REQ_LOGIN!")
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}
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}
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// attempt login
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// attempt login
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@ -79,15 +86,15 @@ func (server *LoginServer) Login(peer *Peer, pkt protocol.Packet) {
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if err != nil {
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if err != nil {
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// respond with a dummy login error packet so the client doesn't get softlocked
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// respond with a dummy login error packet so the client doesn't get softlocked
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SendError(LOGIN_DATABASE_ERROR)
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SendError(LOGIN_DATABASE_ERROR)
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panic(err)
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return err
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}
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}
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} else if err == db.LoginErrorInvalidPassword {
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} else if err == db.LoginErrorInvalidPassword {
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// respond with invalid password
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// respond with invalid password
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SendError(LOGIN_ID_AND_PASSWORD_DO_NOT_MATCH)
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SendError(LOGIN_ID_AND_PASSWORD_DO_NOT_MATCH)
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return
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return nil
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} else if err != nil { // wtf?
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} else if err != nil { // wtf?
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SendError(LOGIN_DATABASE_ERROR)
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SendError(LOGIN_DATABASE_ERROR)
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panic(err)
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return err
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}
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}
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// grab player data
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// grab player data
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@ -95,7 +102,7 @@ func (server *LoginServer) Login(peer *Peer, pkt protocol.Packet) {
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plrs, err := db.DefaultDB.GetPlayers(account.AccountID)
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plrs, err := db.DefaultDB.GetPlayers(account.AccountID)
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if err != nil {
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if err != nil {
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SendError(LOGIN_DATABASE_ERROR)
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SendError(LOGIN_DATABASE_ERROR)
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panic(err)
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return err
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}
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}
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// build character list
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// build character list
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@ -115,44 +122,44 @@ func (server *LoginServer) Login(peer *Peer, pkt protocol.Packet) {
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AEquip, err := db.DefaultDB.GetPlayerInventorySlots(plr.PlayerID, 0, config.AEQUIP_COUNT-1)
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AEquip, err := db.DefaultDB.GetPlayerInventorySlots(plr.PlayerID, 0, config.AEQUIP_COUNT-1)
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if err != nil {
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if err != nil {
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SendError(LOGIN_DATABASE_ERROR)
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SendError(LOGIN_DATABASE_ERROR)
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panic(err)
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return err
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}
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}
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copy(info.AEquip[:], AEquip)
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copy(info.AEquip[:], AEquip)
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charInfo = append(charInfo, info)
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charInfo = append(charInfo, info)
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}
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}
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server.AcceptLogin(peer, loginPkt.SzID, loginPkt.IClientVerC, 1, charInfo)
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return server.AcceptLogin(peer, loginPkt.SzID, loginPkt.IClientVerC, 1, charInfo)
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}
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}
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func (server *LoginServer) CheckCharacterName(peer *Peer, pkt protocol.Packet) {
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func (server *LoginServer) CheckCharacterName(peer *Peer, pkt protocol.Packet) error {
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var charPkt protocol.SP_CL2LS_REQ_CHECK_CHAR_NAME
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var charPkt protocol.SP_CL2LS_REQ_CHECK_CHAR_NAME
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pkt.Decode(&charPkt)
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pkt.Decode(&charPkt)
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// just auto accept, client resends this data later
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// just auto accept, client resends this data later
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peer.Send(&protocol.SP_LS2CL_REP_CHECK_CHAR_NAME_SUCC{
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return peer.Send(&protocol.SP_LS2CL_REP_CHECK_CHAR_NAME_SUCC{
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SzFirstName: charPkt.SzFirstName,
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SzFirstName: charPkt.SzFirstName,
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SzLastName: charPkt.SzLastName,
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SzLastName: charPkt.SzLastName,
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}, protocol.P_LS2CL_REP_CHECK_CHAR_NAME_SUCC)
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}, protocol.P_LS2CL_REP_CHECK_CHAR_NAME_SUCC)
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}
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}
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func (server *LoginServer) SaveCharacterName(peer *Peer, pkt protocol.Packet) {
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func (server *LoginServer) SaveCharacterName(peer *Peer, pkt protocol.Packet) error {
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var charPkt protocol.SP_CL2LS_REQ_SAVE_CHAR_NAME
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var charPkt protocol.SP_CL2LS_REQ_SAVE_CHAR_NAME
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pkt.Decode(&charPkt)
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pkt.Decode(&charPkt)
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if peer.AccountID == -1 {
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if peer.AccountID == -1 {
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peer.Send(&protocol.SP_LS2CL_REP_SAVE_CHAR_NAME_FAIL{}, protocol.P_LS2CL_REP_SAVE_CHAR_NAME_FAIL)
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peer.Send(&protocol.SP_LS2CL_REP_SAVE_CHAR_NAME_FAIL{}, protocol.P_LS2CL_REP_SAVE_CHAR_NAME_FAIL)
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panic(fmt.Errorf("Out of order P_LS2CL_REP_SAVE_CHAR_NAME_FAIL!"))
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return fmt.Errorf("Out of order P_LS2CL_REP_SAVE_CHAR_NAME_FAIL!")
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}
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}
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// TODO: sanity check SzFirstName && SzLastName
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// TODO: sanity check SzFirstName && SzLastName
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PlayerID, err := db.DefaultDB.NewPlayer(peer.AccountID, charPkt.SzFirstName, charPkt.SzLastName, int(charPkt.ISlotNum))
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PlayerID, err := db.DefaultDB.NewPlayer(peer.AccountID, charPkt.SzFirstName, charPkt.SzLastName, int(charPkt.ISlotNum))
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if err != nil {
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if err != nil {
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peer.Send(&protocol.SP_LS2CL_REP_SAVE_CHAR_NAME_FAIL{}, protocol.P_LS2CL_REP_SAVE_CHAR_NAME_FAIL)
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peer.Send(&protocol.SP_LS2CL_REP_SAVE_CHAR_NAME_FAIL{}, protocol.P_LS2CL_REP_SAVE_CHAR_NAME_FAIL)
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panic(err)
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return err
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}
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}
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peer.Send(&protocol.SP_LS2CL_REP_SAVE_CHAR_NAME_SUCC{
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return peer.Send(&protocol.SP_LS2CL_REP_SAVE_CHAR_NAME_SUCC{
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IPC_UID: int64(PlayerID),
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IPC_UID: int64(PlayerID),
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ISlotNum: charPkt.ISlotNum,
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ISlotNum: charPkt.ISlotNum,
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IGender: charPkt.IGender,
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IGender: charPkt.IGender,
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@ -187,28 +194,28 @@ func validateCharacterCreation(character *protocol.SP_CL2LS_REQ_CHAR_CREATE) boo
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return true
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return true
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}
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}
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func (server *LoginServer) CharacterCreate(peer *Peer, pkt protocol.Packet) {
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func (server *LoginServer) CharacterCreate(peer *Peer, pkt protocol.Packet) error {
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var charPkt protocol.SP_CL2LS_REQ_CHAR_CREATE
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var charPkt protocol.SP_CL2LS_REQ_CHAR_CREATE
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pkt.Decode(&charPkt)
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pkt.Decode(&charPkt)
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if !validateCharacterCreation(&charPkt) {
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if !validateCharacterCreation(&charPkt) {
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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panic(fmt.Errorf("invalid SP_CL2LS_REQ_CHAR_CREATE!"))
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return fmt.Errorf("invalid SP_CL2LS_REQ_CHAR_CREATE!")
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}
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}
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if err := db.DefaultDB.FinishPlayer(&charPkt, peer.AccountID); err != nil {
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if err := db.DefaultDB.FinishPlayer(&charPkt, peer.AccountID); err != nil {
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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panic(err)
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return err
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}
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}
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plr, err := db.DefaultDB.GetPlayer(int(charPkt.PCStyle.IPC_UID))
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plr, err := db.DefaultDB.GetPlayer(int(charPkt.PCStyle.IPC_UID))
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if err != nil {
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if err != nil {
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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panic(err)
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return err
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}
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}
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PCStyle, PCStyle2 := util.Player2PCStyle(plr)
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PCStyle, PCStyle2 := util.Player2PCStyle(plr)
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peer.Send(&protocol.SP_LS2CL_REP_CHAR_CREATE_SUCC{
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return peer.Send(&protocol.SP_LS2CL_REP_CHAR_CREATE_SUCC{
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ILevel: int16(plr.Level),
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ILevel: int16(plr.Level),
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SPC_Style: PCStyle,
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SPC_Style: PCStyle,
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SPC_Style2: PCStyle2,
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SPC_Style2: PCStyle2,
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@ -216,29 +223,30 @@ func (server *LoginServer) CharacterCreate(peer *Peer, pkt protocol.Packet) {
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}, protocol.P_LS2CL_REP_CHAR_CREATE_SUCC)
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}, protocol.P_LS2CL_REP_CHAR_CREATE_SUCC)
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}
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}
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func (server *LoginServer) CharacterDelete(peer *Peer, pkt protocol.Packet) {
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func (server *LoginServer) CharacterDelete(peer *Peer, pkt protocol.Packet) error {
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var charPkt protocol.SP_CL2LS_REQ_CHAR_DELETE
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var charPkt protocol.SP_CL2LS_REQ_CHAR_DELETE
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pkt.Decode(&charPkt)
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pkt.Decode(&charPkt)
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slot, err := db.DefaultDB.DeletePlayer(int(charPkt.IPC_UID), peer.AccountID)
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slot, err := db.DefaultDB.DeletePlayer(int(charPkt.IPC_UID), peer.AccountID)
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if err != nil {
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if err != nil {
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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panic(err)
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return err
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}
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}
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peer.Send(&protocol.SP_LS2CL_REP_CHAR_DELETE_SUCC{
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return peer.Send(&protocol.SP_LS2CL_REP_CHAR_DELETE_SUCC{
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ISlotNum: int8(slot),
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ISlotNum: int8(slot),
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}, protocol.P_LS2CL_REP_CHAR_DELETE_SUCC)
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}, protocol.P_LS2CL_REP_CHAR_DELETE_SUCC)
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}
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}
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func (server *LoginServer) FinishTutorial(peer *Peer, pkt protocol.Packet) {
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func (server *LoginServer) FinishTutorial(peer *Peer, pkt protocol.Packet) error {
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var charPkt protocol.SP_CL2LS_REQ_SAVE_CHAR_TUTOR
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var charPkt protocol.SP_CL2LS_REQ_SAVE_CHAR_TUTOR
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pkt.Decode(&charPkt)
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pkt.Decode(&charPkt)
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if err := db.DefaultDB.FinishTutorial(int(charPkt.IPC_UID), peer.AccountID); err != nil {
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if err := db.DefaultDB.FinishTutorial(int(charPkt.IPC_UID), peer.AccountID); err != nil {
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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peer.Send(&protocol.SP_LS2CL_REP_SHARD_SELECT_FAIL{IErrorCode: 2}, protocol.P_LS2CL_REP_SHARD_SELECT_FAIL)
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panic(err)
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return err
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}
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}
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// no response
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// no response
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return nil
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}
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}
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@ -8,10 +8,13 @@ import (
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"github.com/CPunch/gopenfusion/protocol"
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"github.com/CPunch/gopenfusion/protocol"
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)
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)
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type PacketHandler func(peer *Peer, pkt protocol.Packet) error
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type LoginServer struct {
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type LoginServer struct {
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listener net.Listener
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listener net.Listener
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peers map[*Peer]bool
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packetHandlers map[uint32]PacketHandler
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peersLock sync.Mutex
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peers map[*Peer]bool
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peersLock sync.Mutex
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}
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}
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func NewLoginServer() *LoginServer {
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func NewLoginServer() *LoginServer {
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@ -20,10 +23,32 @@ func NewLoginServer() *LoginServer {
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log.Fatal(err)
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log.Fatal(err)
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}
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}
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return &LoginServer{
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loginServer := &LoginServer{
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listener: listener,
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listener: listener,
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peers: make(map[*Peer]bool),
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packetHandlers: make(map[uint32]PacketHandler),
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peers: make(map[*Peer]bool),
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}
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}
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loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_LOGIN, loginServer.Login)
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loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_CHECK_CHAR_NAME, loginServer.CheckCharacterName)
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loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_SAVE_CHAR_NAME, loginServer.SaveCharacterName)
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loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_CHAR_CREATE, loginServer.CharacterCreate)
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_CHAR_SELECT, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_CHAR_DELETE, loginServer.CharacterDelete)
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_SHARD_SELECT, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_SHARD_LIST_INFO, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_CHECK_NAME_LIST, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_SAVE_CHAR_TUTOR, loginServer.FinishTutorial)
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_PC_EXIT_DUPLICATE, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_REP_LIVE_CHECK, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_CHANGE_CHAR_NAME, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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// loginServer.RegisterPacketHandler(protocol.P_CL2LS_REQ_SERVER_SELECT, func(_ *Peer, _ protocol.Packet) error { /* stubbed */ return nil })
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return loginServer
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}
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func (server *LoginServer) RegisterPacketHandler(typeID uint32, hndlr PacketHandler) {
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server.packetHandlers[typeID] = hndlr
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}
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}
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func (server *LoginServer) Start() {
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func (server *LoginServer) Start() {
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@ -42,39 +67,16 @@ func (server *LoginServer) Start() {
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}
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}
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}
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}
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func (server *LoginServer) HandlePacket(peer *Peer, typeID uint32, pkt protocol.Packet) {
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func (server *LoginServer) HandlePacket(peer *Peer, typeID uint32, pkt protocol.Packet) error {
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switch typeID {
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if hndlr, ok := server.packetHandlers[typeID]; ok {
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case protocol.P_CL2LS_REQ_LOGIN:
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if err := hndlr(peer, pkt); err != nil {
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server.Login(peer, pkt)
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return err
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case protocol.P_CL2LS_REQ_CHECK_CHAR_NAME:
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}
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server.CheckCharacterName(peer, pkt)
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} else {
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case protocol.P_CL2LS_REQ_SAVE_CHAR_NAME:
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server.SaveCharacterName(peer, pkt)
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case protocol.P_CL2LS_REQ_CHAR_CREATE:
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server.CharacterCreate(peer, pkt)
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case protocol.P_CL2LS_REQ_CHAR_SELECT:
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/* stubbed */
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case protocol.P_CL2LS_REQ_CHAR_DELETE:
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server.CharacterDelete(peer, pkt)
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case protocol.P_CL2LS_REQ_SHARD_SELECT:
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||||||
/* stubbed */
|
|
||||||
case protocol.P_CL2LS_REQ_SHARD_LIST_INFO:
|
|
||||||
/* stubbed */
|
|
||||||
case protocol.P_CL2LS_CHECK_NAME_LIST:
|
|
||||||
/* stubbed */
|
|
||||||
case protocol.P_CL2LS_REQ_SAVE_CHAR_TUTOR:
|
|
||||||
server.FinishTutorial(peer, pkt)
|
|
||||||
case protocol.P_CL2LS_REQ_PC_EXIT_DUPLICATE:
|
|
||||||
/* stubbed */
|
|
||||||
case protocol.P_CL2LS_REP_LIVE_CHECK:
|
|
||||||
/* stubbed */
|
|
||||||
case protocol.P_CL2LS_REQ_CHANGE_CHAR_NAME:
|
|
||||||
/* stubbed */
|
|
||||||
case protocol.P_CL2LS_REQ_SERVER_SELECT:
|
|
||||||
/* stubbed */
|
|
||||||
default:
|
|
||||||
log.Printf("[WARN] unsupported packet ID: %x\n", typeID)
|
log.Printf("[WARN] unsupported packet ID: %x\n", typeID)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
}
|
}
|
||||||
|
|
||||||
func (server *LoginServer) Disconnect(peer *Peer) {
|
func (server *LoginServer) Disconnect(peer *Peer) {
|
||||||
|
@ -18,7 +18,7 @@ const (
|
|||||||
)
|
)
|
||||||
|
|
||||||
type PeerHandler interface {
|
type PeerHandler interface {
|
||||||
HandlePacket(client *Peer, typeID uint32, pkt protocol.Packet)
|
HandlePacket(client *Peer, typeID uint32, pkt protocol.Packet) error
|
||||||
Connect(client *Peer)
|
Connect(client *Peer)
|
||||||
Disconnect(client *Peer)
|
Disconnect(client *Peer)
|
||||||
}
|
}
|
||||||
@ -49,7 +49,7 @@ func NewPeer(handler PeerHandler, conn net.Conn) *Peer {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
func (client *Peer) Send(data interface{}, typeID uint32) {
|
func (client *Peer) Send(data interface{}, typeID uint32) error {
|
||||||
buf := pool.Get()
|
buf := pool.Get()
|
||||||
defer func() { // always return the buffer to the pool
|
defer func() { // always return the buffer to the pool
|
||||||
pool.Put(buf)
|
pool.Put(buf)
|
||||||
@ -76,8 +76,10 @@ func (client *Peer) Send(data interface{}, typeID uint32) {
|
|||||||
// write packet type && packet body
|
// write packet type && packet body
|
||||||
log.Printf("Sending %#v, sizeof: %d", data, buf.Len())
|
log.Printf("Sending %#v, sizeof: %d", data, buf.Len())
|
||||||
if _, err := client.conn.Write(buf.Bytes()); err != nil {
|
if _, err := client.conn.Write(buf.Bytes()); err != nil {
|
||||||
panic(fmt.Errorf("[FATAL] failed to write packet body! %v", err))
|
return fmt.Errorf("[FATAL] failed to write packet body! %v", err)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
}
|
}
|
||||||
|
|
||||||
func (client *Peer) Kill() {
|
func (client *Peer) Kill() {
|
||||||
@ -91,29 +93,27 @@ func (client *Peer) Kill() {
|
|||||||
}
|
}
|
||||||
|
|
||||||
func (client *Peer) ClientHandler() {
|
func (client *Peer) ClientHandler() {
|
||||||
defer func() {
|
defer client.Kill()
|
||||||
if err := recover(); err != nil {
|
|
||||||
log.Printf("Client %p panic'd! %v", client, err)
|
|
||||||
}
|
|
||||||
client.Kill()
|
|
||||||
}()
|
|
||||||
|
|
||||||
for {
|
for {
|
||||||
// read packet size
|
// read packet size
|
||||||
var sz uint32
|
var sz uint32
|
||||||
if err := binary.Read(client.conn, binary.LittleEndian, &sz); err != nil {
|
if err := binary.Read(client.conn, binary.LittleEndian, &sz); err != nil {
|
||||||
panic(fmt.Errorf("[FATAL] failed to read packet size! %v", err))
|
log.Printf("[FATAL] failed to read packet size! %v\n", err)
|
||||||
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
// client should never send a packet size outside of this range
|
// client should never send a packet size outside of this range
|
||||||
if sz > protocol.CN_PACKET_BUFFER_SIZE || sz < 4 {
|
if sz > protocol.CN_PACKET_BUFFER_SIZE || sz < 4 {
|
||||||
panic(fmt.Errorf("[FATAL] malicious packet size received! %d", sz))
|
log.Printf("[FATAL] malicious packet size received! %d", sz)
|
||||||
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
// read packet body
|
// read packet body
|
||||||
buf := pool.Get()
|
buf := pool.Get()
|
||||||
if _, err := buf.ReadFrom(io.LimitReader(client.conn, int64(sz))); err != nil {
|
if _, err := buf.ReadFrom(io.LimitReader(client.conn, int64(sz))); err != nil {
|
||||||
panic(fmt.Errorf("[FATAL] failed to read packet body! %v", err))
|
log.Printf("[FATAL] failed to read packet body! %v", err)
|
||||||
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
// decrypt
|
// decrypt
|
||||||
@ -122,11 +122,17 @@ func (client *Peer) ClientHandler() {
|
|||||||
// create packet && read typeID
|
// create packet && read typeID
|
||||||
var typeID uint32
|
var typeID uint32
|
||||||
pkt := protocol.NewPacket(buf)
|
pkt := protocol.NewPacket(buf)
|
||||||
pkt.Decode(&typeID)
|
if err := pkt.Decode(&typeID); err != nil {
|
||||||
|
log.Printf("[FATAL] failed to read packet type! %v", err)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
// dispatch packet
|
// dispatch packet
|
||||||
log.Printf("Got packet ID: %x, with a sizeof: %d\n", typeID, sz)
|
log.Printf("Got packet ID: %x, with a sizeof: %d\n", typeID, sz)
|
||||||
client.handler.HandlePacket(client, typeID, pkt)
|
if err := client.handler.HandlePacket(client, typeID, pkt); err != nil {
|
||||||
|
log.Printf("[FATAL] %v", err)
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
// restore buffer to pool
|
// restore buffer to pool
|
||||||
pool.Put(buf)
|
pool.Put(buf)
|
||||||
|
Loading…
Reference in New Issue
Block a user