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package p2p
import (
"fmt"
)
type ErrorCode int
const errorChanCapacity = 10
const (
PacketTooLong = iota
PayloadTooShort
MagicTokenMismatch
ReadError
WriteError
MiscError
InvalidMsgCode
InvalidMsg
P2PVersionMismatch
PubkeyMissing
PubkeyInvalid
PubkeyForbidden
ProtocolBreach
PortMismatch
PingTimeout
InvalidGenesis
InvalidNetworkId
InvalidProtocolVersion
)
var errorToString = map[ErrorCode]string{
PacketTooLong: "Packet too long",
PayloadTooShort: "Payload too short",
MagicTokenMismatch: "Magic token mismatch",
ReadError: "Read error",
WriteError: "Write error",
MiscError: "Misc error",
InvalidMsgCode: "Invalid message code",
InvalidMsg: "Invalid message",
P2PVersionMismatch: "P2P Version Mismatch",
PubkeyMissing: "Public key missing",
PubkeyInvalid: "Public key invalid",
PubkeyForbidden: "Public key forbidden",
ProtocolBreach: "Protocol Breach",
PortMismatch: "Port mismatch",
PingTimeout: "Ping timeout",
InvalidGenesis: "Invalid genesis block",
InvalidNetworkId: "Invalid network id",
InvalidProtocolVersion: "Invalid protocol version",
}
type PeerError struct {
Code ErrorCode
message string
}
func NewPeerError(code ErrorCode, format string, v ...interface{}) *PeerError {
desc, ok := errorToString[code]
if !ok {
panic("invalid error code")
}
format = desc + ": " + format
message := fmt.Sprintf(format, v...)
return &PeerError{code, message}
}
func (self *PeerError) Error() string {
return self.message
}
func NewPeerErrorChannel() chan error {
return make(chan error, errorChanCapacity)
}
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