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8fdb5aa024
* [NOD-1123] Bubble bad-message errors up to the protocol level. * [NOD-1123] Implement Banning. * [NOD-1123] Properly use &stopped. * [NOD-1123] Ban by IP rather than IP and port. * [NOD-1123] Don't initiate connections to banned peers. * [NOD-1123] Fix infinite loop in checkOutgoingConnections. * [NOD-1123] Fix bannedAddresses key. * [NOD-1123] Rename onBadMessageHandler to onInvalidMessageHandler.
49 lines
1.4 KiB
Go
49 lines
1.4 KiB
Go
package server
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import (
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"fmt"
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"net"
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"github.com/pkg/errors"
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"github.com/kaspanet/kaspad/netadapter/router"
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)
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// OnConnectedHandler is a function that is to be called
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// once a new Connection is successfully established.
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type OnConnectedHandler func(connection Connection) error
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// OnDisconnectedHandler is a function that is to be
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// called once a Connection has been disconnected.
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type OnDisconnectedHandler func() error
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// OnInvalidMessageHandler is a function that is to be called when
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// an invalid message (cannot be parsed/doesn't have a route)
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// was received from a connection.
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type OnInvalidMessageHandler func(err error)
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// Server represents a p2p server.
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type Server interface {
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Connect(address string) (Connection, error)
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Start() error
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Stop() error
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SetOnConnectedHandler(onConnectedHandler OnConnectedHandler)
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IsBanned(address *net.TCPAddr) bool
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Ban(address *net.TCPAddr)
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}
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// Connection represents a p2p server connection.
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type Connection interface {
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fmt.Stringer
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Start(router *router.Router)
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Disconnect() error
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IsConnected() bool
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SetOnDisconnectedHandler(onDisconnectedHandler OnDisconnectedHandler)
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SetOnInvalidMessageHandler(onInvalidMessageHandler OnInvalidMessageHandler)
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Address() *net.TCPAddr
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}
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// ErrNetwork is an error related to the internals of the connection, and not an error that
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// came from outside (e.g. from OnDisconnectedHandler).
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var ErrNetwork = errors.New("network error")
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