add tls and ws listener

client/dialer/dialer.go

@@ -0,0 +1,20 @@
+package dialer
+
+import (
+	"context"
+	"net"
+)
+
+// Dialer dials to target server.
+type Dialer interface {
+	Init(md Metadata) error
+	Dial(ctx context.Context, addr string) (net.Conn, error)
+}
+
+type Handshaker interface {
+	Handshake(ctx context.Context, conn net.Conn) (net.Conn, error)
+}
+
+type Multiplexer interface {
+	Multiplexed() bool
+}

client/dialer/metadata.go

@@ -0,0 +1,3 @@
+package dialer
+
+type Metadata map[string]string

client/dialer/option.go

@@ -0,0 +1,17 @@
+package dialer
+
+import (
+	"github.com/go-gost/gost/logger"
+)
+
+type Options struct {
+	Logger logger.Logger
+}
+
+type Option func(opts *Options)
+
+func LoggerOption(logger logger.Logger) Option {
+	return func(opts *Options) {
+		opts.Logger = logger
+	}
+}

client/dialer/tcp/dialer.go

@@ -0,0 +1,41 @@
+package tcp
+
+import (
+	"context"
+	"net"
+
+	"github.com/go-gost/gost/client/dialer"
+	"github.com/go-gost/gost/logger"
+)
+
+type Dialer struct {
+	md     metadata
+	logger logger.Logger
+}
+
+func NewDialer(opts ...dialer.Option) *Dialer {
+	options := &dialer.Options{}
+	for _, opt := range opts {
+		opt(options)
+	}
+
+	return &Dialer{
+		logger: options.Logger,
+	}
+}
+
+func (d *Dialer) Init(md dialer.Metadata) (err error) {
+	d.md, err = d.parseMetadata(md)
+	if err != nil {
+		return
+	}
+	return nil
+}
+
+func (d *Dialer) Dial(ctx context.Context, addr string) (net.Conn, error) {
+	return nil, nil
+}
+
+func (d *Dialer) parseMetadata(md dialer.Metadata) (m metadata, err error) {
+	return
+}

client/dialer/tcp/metadata.go

@@ -0,0 +1,15 @@
+package tcp
+
+import "time"
+
+const (
+	dialTimeout = "dialTimeout"
+)
+
+const (
+	defaultDialTimeout = 5 * time.Second
+)
+
+type metadata struct {
+	dialTimeout time.Duration
+}