55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package main
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import (
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"context"
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"crypto/tls"
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"crypto/x509"
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"fmt"
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"net"
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"time"
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"github.com/pion/dtls/v2"
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"github.com/pion/dtls/v2/examples/util"
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)
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func main() {
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// Prepare the IP to connect to
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addr := &net.UDPAddr{IP: net.ParseIP("127.0.0.1"), Port: 4444}
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//
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// Everything below is the pion-DTLS API! Thanks for using it ❤️.
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//
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certificate, err := util.LoadKeyAndCertificate("examples/certificates/client.pem",
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"examples/certificates/client.pub.pem")
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util.Check(err)
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rootCertificate, err := util.LoadCertificate("examples/certificates/server.pub.pem")
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util.Check(err)
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certPool := x509.NewCertPool()
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cert, err := x509.ParseCertificate(rootCertificate.Certificate[0])
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util.Check(err)
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certPool.AddCert(cert)
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// Prepare the configuration of the DTLS connection
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config := &dtls.Config{
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Certificates: []tls.Certificate{*certificate},
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ExtendedMasterSecret: dtls.RequireExtendedMasterSecret,
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RootCAs: certPool,
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}
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// Connect to a DTLS server
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ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
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defer cancel()
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dtlsConn, err := dtls.DialWithContext(ctx, "udp", addr, config)
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util.Check(err)
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defer func() {
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util.Check(dtlsConn.Close())
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}()
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fmt.Println("Connected; type 'exit' to shutdown gracefully")
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// Simulate a chat session
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util.Chat(dtlsConn)
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}
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