Add ECH keypair generator

test/ech_test.go

@@ -0,0 +1,91 @@
+package main
+
+import (
+	"net/netip"
+	"testing"
+
+	"github.com/sagernet/sing-box/common/tls"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing/common"
+)
+
+func TestECH(t *testing.T) {
+	_, certPem, keyPem := createSelfSignedCertificate(t, "example.org")
+	echConfig, echKey := common.Must2(tls.ECHKeygenDefault("example.org", false))
+	startInstance(t, option.Options{
+		Inbounds: []option.Inbound{
+			{
+				Type: C.TypeMixed,
+				Tag:  "mixed-in",
+				MixedOptions: option.HTTPMixedInboundOptions{
+					ListenOptions: option.ListenOptions{
+						Listen:     option.NewListenAddress(netip.IPv4Unspecified()),
+						ListenPort: clientPort,
+					},
+				},
+			},
+			{
+				Type: C.TypeTrojan,
+				TrojanOptions: option.TrojanInboundOptions{
+					ListenOptions: option.ListenOptions{
+						Listen:     option.NewListenAddress(netip.IPv4Unspecified()),
+						ListenPort: serverPort,
+					},
+					Users: []option.TrojanUser{
+						{
+							Name:     "sekai",
+							Password: "password",
+						},
+					},
+					TLS: &option.InboundTLSOptions{
+						Enabled:         true,
+						ServerName:      "example.org",
+						CertificatePath: certPem,
+						KeyPath:         keyPem,
+						ECH: &option.InboundECHOptions{
+							Enabled: true,
+							Key:     []string{echKey},
+						},
+					},
+				},
+			},
+		},
+		Outbounds: []option.Outbound{
+			{
+				Type: C.TypeDirect,
+			},
+			{
+				Type: C.TypeTrojan,
+				Tag:  "trojan-out",
+				TrojanOptions: option.TrojanOutboundOptions{
+					ServerOptions: option.ServerOptions{
+						Server:     "127.0.0.1",
+						ServerPort: serverPort,
+					},
+					Password: "password",
+					TLS: &option.OutboundTLSOptions{
+						Enabled:         true,
+						ServerName:      "example.org",
+						CertificatePath: certPem,
+						ECH: &option.OutboundECHOptions{
+							Enabled: true,
+							Config:  []string{echConfig},
+						},
+					},
+				},
+			},
+		},
+		Route: &option.RouteOptions{
+			Rules: []option.Rule{
+				{
+					DefaultOptions: option.DefaultRule{
+						Inbound:  []string{"mixed-in"},
+						Outbound: "trojan-out",
+					},
+				},
+			},
+		},
+	})
+	testSuit(t, clientPort, testPort)
+}