mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-11-09 03:37:37 -05:00
49 lines
1.4 KiB
Go
49 lines
1.4 KiB
Go
package outbound
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import (
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"hash/fnv"
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"github.com/v2ray/v2ray-core/common/log"
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v2net "github.com/v2ray/v2ray-core/common/net"
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"github.com/v2ray/v2ray-core/common/serial"
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"github.com/v2ray/v2ray-core/proxy/vmess"
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"github.com/v2ray/v2ray-core/proxy/vmess/command"
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)
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func (this *VMessOutboundHandler) handleSwitchAccount(cmd *command.SwitchAccount) {
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user := vmess.NewUser(vmess.NewID(cmd.ID), cmd.Level, cmd.AlterIds.Value())
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dest := v2net.TCPDestination(cmd.Host, cmd.Port)
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this.receiverManager.AddDetour(NewReceiver(dest, user), cmd.ValidMin)
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}
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func (this *VMessOutboundHandler) handleCommand(dest v2net.Destination, cmdId byte, data []byte) {
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if len(data) < 4 {
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return
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}
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fnv1hash := fnv.New32a()
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fnv1hash.Write(data[4:])
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actualHashValue := fnv1hash.Sum32()
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expectedHashValue := serial.BytesLiteral(data[:4]).Uint32Value()
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if actualHashValue != expectedHashValue {
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return
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}
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data = data[4:]
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cmd, err := command.CreateResponseCommand(cmdId)
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if err != nil {
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log.Warning("VMessOut: Unknown response command (", cmdId, "): ", err)
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return
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}
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if err := cmd.Unmarshal(data); err != nil {
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log.Warning("VMessOut: Failed to parse response command: ", err)
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return
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}
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switch typedCommand := cmd.(type) {
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case *command.SwitchAccount:
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if typedCommand.Host == nil {
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typedCommand.Host = dest.Address()
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}
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this.handleSwitchAccount(typedCommand)
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default:
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}
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}
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