57 lines
1.1 KiB
Go
57 lines
1.1 KiB
Go
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package networking
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import (
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"crypto/tls"
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"log"
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"net"
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)
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type ServerTLSConfigProvider interface {
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GetServerTLSConfig() *tls.Config
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}
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type Server[T any] struct {
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listener net.Listener
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C chan Connection[T]
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}
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func NewServer[T any](serverTLSConfigProvider ServerTLSConfigProvider) (Server[T], error) {
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listener, err := tls.Listen("tcp", "127.0.0.1:8080", serverTLSConfigProvider.GetServerTLSConfig())
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if err != nil {
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return Server[T]{}, err
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}
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return Server[T]{
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listener: listener,
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C: make(chan Connection[T]),
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}, nil
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}
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func (s *Server[T]) ListenLoop() {
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for {
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listenerConn, err := s.listener.Accept()
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if err != nil {
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log.Println("Server could not accept connection")
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continue
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}
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tlsConn, ok := listenerConn.(*tls.Conn)
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if !ok {
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log.Println("Connection is not a TLS connection")
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continue
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}
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if err := tlsConn.Handshake(); err != nil {
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log.Println(err)
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continue
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}
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state := tlsConn.ConnectionState()
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if len(state.PeerCertificates) == 0 {
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log.Println("Client did not provide a certificate")
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continue
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}
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conn := NewConnection[T](tlsConn)
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s.C <- conn
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}
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}
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