Uni/CSI-ES-2324
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[PD1] crypto changes and TLS almost done

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This commit is contained in:
Afonso Franco 2024-04-18 17:15:47 +01:00
parent 2c4f1fd2fc
commit 5ae7358a0d
Signed by: afonso
SSH key fingerprint: SHA256:aiLbdlPwXKJS5wMnghdtod0SPy8imZjlVvCyUX9DJNk
13 changed files with 138 additions and 87 deletions
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26
Projs/PD1/internal/utils/networking/server.go
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@ -3,11 +3,12 @@ package networking
import (
"crypto/tls"
"fmt"
"log"
"net"
)
type ServerTLSConfigProvider interface {
GetServerTLSConfig() *tls.Config
GetTLSConfigServer() *tls.Config
}
type Server[T any] struct {
@ -15,16 +16,16 @@ type Server[T any] struct {
C chan Connection[T]
}
func NewServer[T any](serverTLSConfigProvider ServerTLSConfigProvider,port int) Server[T]{
func NewServer[T any](serverTLSConfigProvider ServerTLSConfigProvider, port int) Server[T] {
listener, err := tls.Listen("tcp", fmt.Sprintf("0.0.0.0:%d", port), serverTLSConfigProvider.GetServerTLSConfig())
listener, err := tls.Listen("tcp", fmt.Sprintf("0.0.0.0:%d", port), serverTLSConfigProvider.GetTLSConfigServer())
if err != nil {
panic("Server could not bind to address")
}
return Server[T]{
listener:listener,
C: make(chan Connection[T]),
}
return Server[T]{
listener: listener,
C: make(chan Connection[T]),
}
}
func (s *Server[T]) ListenLoop() {
@ -34,7 +35,16 @@ func (s *Server[T]) ListenLoop() {
if err != nil {
panic("Server could not accept connection")
}
conn := NewConnection[T](listenerConn)
tlsConn, ok := listenerConn.(*tls.Conn)
if !ok {
panic("Connection is not a TLS connection")
}
state := tlsConn.ConnectionState()
if len(state.PeerCertificates) == 0 {
log.Panicln("Client did not provide a certificate")
}
conn := NewConnection[T](tlsConn)
s.C <- conn
}
}