mac add context.deal

添加消息处理，异常链，函数链，简化了模块创建与消息派生的操作接口

src/context/cli/cli.go

@@ -1,14 +1,11 @@
-package cli // {{{
+package cli
-// }}}
+
 import ( // {{{
 	"bufio"
 	"context"
 	"fmt"
 	"io"
-	"log"
 	"os"
-	"os/exec"
-	"runtime/debug"
 	"strconv"
 	"strings"
 	"time"
@@ -26,8 +23,8 @@ type CLI struct {
 
 	history []map[string]string
 	alias   map[string]string
-	exit    chan bool
 	next    string
+	exit    bool
 
 	target *ctx.Context
 	*ctx.Context
@@ -58,6 +55,7 @@ func (cli *CLI) parse() bool { // {{{
 			l := len(cli.ins)
 			if l == 1 {
 				cli.echo("\n%s\n", cli.Conf("结束语"))
+				return false
 				ls = "exit"
 				e = nil
 			} else {
@@ -125,8 +123,7 @@ func (cli *CLI) parse() bool { // {{{
 		}
 	}
 
-	log.Printf("%d spawn: %s->%s %v", cli.Resource[0].Code, msg.Context.Name, msg.Target.Name, msg.Meta["detail"])
+	msg.Post(cli.Context)
-	cli.Post(msg)
 
 	for _, v := range msg.Meta["result"] {
 		cli.echo(v)
@@ -135,53 +132,6 @@ func (cli *CLI) parse() bool { // {{{
 	return true
 }
 
-// }}}
-func (cli *CLI) deal(msg *ctx.Message) bool { // {{{
-	defer func() {
-		if e := recover(); e != nil {
-			msg.Echo("%s\n", e)
-
-			if e == io.EOF {
-				panic(e)
-			} else {
-				debug.PrintStack()
-				log.Println(e)
-				msg.End(false)
-			}
-		}
-	}()
-
-	detail := msg.Meta["detail"]
-	if len(detail) == 0 {
-		msg.End(true)
-		return true
-	}
-	if a, ok := cli.alias[detail[0]]; ok {
-		detail[0] = a
-	}
-
-	if _, ok := cli.Commands[detail[0]]; ok {
-		cli.next = cli.Cmd(msg, detail...)
-	} else if _, ok := msg.Target.Commands[detail[0]]; ok {
-		cli.next = msg.Cmd()
-	} else {
-		cmd := exec.Command(detail[0], detail[1:]...)
-		v, e := cmd.CombinedOutput()
-		if e != nil {
-			msg.Echo("%s\n", e)
-		}
-		msg.Echo(string(v))
-	}
-	msg.End(true)
-
-	cli.history = append(cli.history, map[string]string{
-		"time":  time.Now().Format("15:04:05"),
-		"index": fmt.Sprintf("%d", len(cli.history)),
-		"cli":   strings.Join(detail, " "),
-	})
-	return true
-}
-
 // }}}
 func (cli *CLI) echo(str string, arg ...interface{}) { // {{{
 	if len(cli.ins) == 1 || cli.Conf("slient") != "yes" {
@@ -191,18 +141,15 @@ func (cli *CLI) echo(str string, arg ...interface{}) { // {{{
 
 // }}}
 
-func (cli *CLI) Begin() ctx.Server { // {{{
+func (cli *CLI) Begin(m *ctx.Message) ctx.Server { // {{{
 	cli.history = make([]map[string]string, 0, 100)
 	cli.alias = make(map[string]string, 10)
-	cli.exit = make(chan bool)
-
 	cli.target = cli.Context
 	return cli.Server
 }
 
 // }}}
 func (cli *CLI) Start(m *ctx.Message) bool { // {{{
-
 	if detail, ok := m.Data["detail"]; ok {
 		io := detail.(io.ReadWriteCloser)
 		cli.out = io
@@ -214,21 +161,40 @@ func (cli *CLI) Start(m *ctx.Message) bool { // {{{
 			cli.push(f)
 		}
 
-		go func() {
+		go cli.Safe(m, func(c *ctx.Context, m *ctx.Message) {
-			defer recover()
 			for cli.parse() {
 			}
-		}()
+		})
 	}
 
-	for cli.deal(cli.Get()) {
+	for cli.Deal(func(msg *ctx.Message) bool {
+		arg := msg.Meta["detail"]
+		if a, ok := cli.alias[arg[0]]; ok {
+			arg[0] = a
+		}
+		return true
+
+	}, func(msg *ctx.Message) bool {
+		arg := msg.Meta["detail"]
+		cli.history = append(cli.history, map[string]string{
+			"time":  time.Now().Format("15:04:05"),
+			"index": fmt.Sprintf("%d", len(cli.history)),
+			"cli":   strings.Join(arg, " "),
+		})
+
+		if cli.exit == true {
+			return false
+		}
+		return true
+
+	}) {
 	}
 
 	return true
 }
 
 // }}}
-func (cli *CLI) Spawn(c *ctx.Context, arg ...string) ctx.Server { // {{{
+func (cli *CLI) Spawn(c *ctx.Context, m *ctx.Message, arg ...string) ctx.Server { // {{{
 	c.Caches = map[string]*ctx.Cache{
 		"status": &ctx.Cache{Name: "status", Value: "stop", Help: "服务状态"},
 	}
@@ -244,6 +210,14 @@ func (cli *CLI) Spawn(c *ctx.Context, arg ...string) ctx.Server { // {{{
 	return s
 }
 
+// }}}
+func (cli *CLI) Exit(m *ctx.Message, arg ...string) bool { // {{{
+	if cli.Context != Index {
+		delete(cli.Context.Context.Contexts, cli.Name)
+	}
+	return true
+}
+
 // }}}
 
 var Index = &ctx.Context{Name: "cli", Help: "本地控制",
@@ -303,18 +277,19 @@ var Index = &ctx.Context{Name: "cli", Help: "本地控制",
 						msg.Target = msg.Context
 					}
 				default:
-					if cs := msg.Target.Find(strings.Split(arg[1], ".")); cs != nil {
+					// if cs := msg.Target.Find(strings.Split(arg[1], ".")); cs != nil {
+					if cs := c.Root.Search(arg[1]); cs != nil && len(cs) > 0 {
 						if ok {
-							cli.target = cs
+							cli.target = cs[0]
 						} else {
-							msg.Target = cs
+							msg.Target = cs[0]
 						}
 					}
 				}
 			case 3, 4:
 				switch arg[1] {
 				case "spawn":
-					msg.Target.Spawn(arg[2])
+					msg.Target.Spawn(msg, arg[2])
 				case "find":
 					cs := msg.Target.Find(strings.Split(arg[2], "."))
 					if cs != nil {
@@ -505,7 +480,19 @@ var Index = &ctx.Context{Name: "cli", Help: "本地控制",
 			// }}}
 		}},
 		"exit": &ctx.Command{"exit", "退出", func(c *ctx.Context, m *ctx.Message, arg ...string) string {
-			panic(io.EOF)
+			cli, ok := m.Target.Server.(*CLI)
+			if !ok {
+				cli, ok = m.Context.Server.(*CLI)
+			}
+			if ok {
+				if !cli.exit {
+					m.Echo(c.Conf("结束语"))
+					cli.Context.Exit(m)
+				}
+				cli.exit = true
+			}
+
+			return ""
 		}},
 		"remote": &ctx.Command{"remote master|slave listen|dial address protocol", "建立远程连接", func(c *ctx.Context, m *ctx.Message, arg ...string) string {
 			switch len(arg) { // {{{
@@ -518,7 +505,7 @@ var Index = &ctx.Context{Name: "cli", Help: "本地控制",
 				} else {
 					if arg[2] == "listen" {
 						s := c.Root.Find(strings.Split(arg[4], "."))
-						m.Message.Spawn(s, arg[3], 0).Add("detail", "listen", arg[3]).Post(c)
+						m.Message.Spawn(s, arg[3]).Cmd("listen", arg[3])
 					} else {
 					}
 				}

src/context/ctx.go

@@ -1,10 +1,12 @@
-package ctx // {{{
+package ctx
-// }}}
+
 import ( // {{{
 	"errors"
 	"fmt"
+	"io"
 	"log"
 	"os"
+	"os/exec"
 	"regexp"
 	"runtime/debug"
 	"strconv"
@@ -46,24 +48,25 @@ type Message struct { // {{{
 	Data map[string]interface{}
 	Wait chan bool
 
-	*Context
 	Name string
-	Target *Context
+	*Context
 	Index  int
+	Target *Context
 
 	Messages []*Message
 	Message  *Message
 	Root     *Message
 }
 
-func (m *Message) Spawn(c *Context, key string, index int) *Message { // {{{
+func (m *Message) Spawn(c *Context, key string) *Message { // {{{
 	msg := &Message{
 		Code:    m.Capi("nmessage", 1),
 		Time:    time.Now(),
-		Target:  c,
 		Name:    key,
+		Index:   0,
+		Target:  c,
 		Message: m,
-		Root:    m.Root,
+		Root:    Pulse,
 	}
 
 	msg.Context = m.Target
@@ -82,6 +85,7 @@ func (m *Message) Spawn(c *Context, key string, index int) *Message { // {{{
 }
 
 // }}}
+
 func (m *Message) Add(key string, value ...string) *Message { // {{{
 	if m.Meta == nil {
 		m.Meta = make(map[string][]string)
@@ -132,8 +136,7 @@ func (m *Message) Echo(str string, arg ...interface{}) *Message { // {{{
 		m.Meta["result"] = make([]string, 0, 3)
 	}
 
-	s := fmt.Sprintf(str, arg...)
+	m.Meta["result"] = append(m.Meta["result"], fmt.Sprintf(str, arg...))
-	m.Meta["result"] = append(m.Meta["result"], s)
 	return m
 }
 
@@ -146,12 +149,25 @@ func (m *Message) End(s bool) { // {{{
 }
 
 // }}}
-func (m *Message) Cmd() string { // {{{
+
+func (m *Message) Cmd(arg ...string) string { // {{{
+	if len(arg) > 0 {
+		if m.Meta == nil {
+			m.Meta = make(map[string][]string)
+		}
+		m.Meta["detail"] = arg
+	}
+
+	log.Printf("%s command(%s->%s): %v", m.Target.Name, m.Context.Name, m.Target.Name, m.Meta["detail"])
 	return m.Target.Cmd(m, m.Meta["detail"]...)
 }
 
 // }}}
-func (m *Message) Post(c *Context) bool { // {{{
+func (m *Message) Post(c *Context, arg ...string) bool { // {{{
+	if len(arg) > 0 {
+		m.Meta["detail"] = arg
+	}
+
 	if c.Messages == nil {
 		c.Messages = make(chan *Message, c.Confi("MessageQueueSize"))
 	}
@@ -166,22 +182,26 @@ func (m *Message) Post(c *Context) bool { // {{{
 
 // }}}
 func (m *Message) Start(arg ...string) bool { // {{{
-	s := m.Target.Spawn(arg...).Begin()
+	if len(arg) > 0 {
-	m.Target = s
+		m.Meta["detail"] = arg
-	go s.Start(m)
+	}
+
+	go m.Target.Spawn(m, m.Meta["detail"]...).Begin(m).Start(m)
+
 	return true
 }
 
 // }}}
 // }}}
 type Server interface { // {{{
-	Begin() Server
+	Begin(m *Message) Server
 	Start(m *Message) bool
-	Spawn(c *Context, arg ...string) Server
+	Spawn(c *Context, m *Message, arg ...string) Server
+	Exit(m *Message, arg ...string) bool
 }
 
 // }}}
-type Context struct { // {{{
+type Context struct {
 	Name string
 	Help string
 
@@ -207,78 +227,182 @@ type Context struct { // {{{
 func (c *Context) Check(e error) bool { // {{{
 	if e != nil {
 		log.Println(c.Name, "error:", e)
-		if c.Conf("debug") == "on" {
-			debug.PrintStack()
-		}
 		panic(e)
 	}
 	return true
 }
 
 // }}}
-func (c *Context) Register(s *Context, self Server) bool { // {{{
+func (c *Context) Safe(m *Message, hand ...func(c *Context, m *Message)) (ok bool) { // {{{
+	defer func() {
+		if e := recover(); e != nil {
+			if c.Conf("debug") == "on" {
+				log.Println(c.Name, "error:", e)
+				if e != io.EOF {
+					debug.PrintStack()
+				}
+			}
+			if e == io.EOF {
+				return
+			}
+
+			if len(hand) > 0 {
+				c.Safe(m, hand[1:]...)
+			}
+		}
+		Pulse.Wait <- true
+	}()
+
+	if len(hand) > 0 {
+		hand[0](c, m)
+	}
+
+	return true
+}
+
+// }}}
+
+func (c *Context) Register(s *Context, x Server) *Context { // {{{
 	if c.Contexts == nil {
 		c.Contexts = make(map[string]*Context)
 	}
-
 	if x, ok := c.Contexts[s.Name]; ok {
 		panic(errors.New(c.Name + " 上下文已存在" + x.Name))
 	}
 
 	c.Contexts[s.Name] = s
-	s.Context = c
 	s.Root = c.Root
-	s.Server = self
+	s.Context = c
+	s.Server = x
+
+	log.Printf("%s register(%d): %s", c.Name, Index.Capi("ncontext", 1), s.Name)
+	return s
+}
+
+// }}}
+func (c *Context) Begin(m *Message) *Context { // {{{
+	for _, v := range c.Configs {
+		if v.Hand != nil {
+			v.Hand(c, v.Value)
+			log.Println(c.Name, "config:", v.Name, v.Value)
+		}
+	}
+
+	if c.Server != nil {
+		c.Server.Begin(m)
+	}
+	return c
+}
+
+// }}}
+func (c *Context) Start(m *Message) bool { // {{{
+	if c.Server != nil && c.Cap("status") != "start" {
+		c.Safe(m, func(c *Context, m *Message) {
+			c.Cap("status", "start")
+			defer c.Cap("status", "stop")
+
+			log.Printf("%d start(%d): %s", m.Code, Index.Capi("nserver", 1), c.Name)
+			defer Index.Capi("nserver", -1)
+			defer log.Printf("%d stop(%d): %s %s", m.Code, Index.Capi("nserver", 0), c.Name, c.Help)
+
+			c.Resource = []*Message{m}
+			c.Server.Start(m)
+		})
+
+	}
 
-	log.Println(c.Name, "register:", s.Name)
 	return true
 }
 
 // }}}
-func (c *Context) Init(arg ...string) { // {{{
+func (c *Context) Spawn(m *Message, arg ...string) *Context { // {{{
-	if c.Root != nil {
+	s := &Context{Name: arg[0], Help: c.Help}
-		return
+	m.Target = s
-	}
+	c.Register(s, c.Server.Spawn(s, m, arg...)).Begin(m)
-
+	return s
-	root := c
-	for root.Context != nil {
-		root = root.Context
-	}
-
-	cs := []*Context{root}
-
-	for i := 0; i < len(cs); i++ {
-		cs[i].Root = root
-		cs[i].Begin()
-
-		for _, v := range cs[i].Contexts {
-			cs = append(cs, v)
-		}
-	}
-
-	Pulse.Root = Pulse
-	Pulse.Target = Index
-	Pulse.Context = Index
-
-	for _, s := range root.Contexts {
-		if ok, _ := regexp.MatchString(root.Conf("start"), s.Name); ok {
-			go s.Start(Pulse.Spawn(s, s.Name, 0).Put("detail", os.Stdout))
-		}
-	}
-
-	Pulse.Wait = make(chan bool)
-	for {
-		<-Pulse.Wait
-		if Index.Capi("nserver", 0) == 0 {
-			return
-		}
-	}
 }
 
 // }}}
-func (c *Context) Find(name []string) (s *Context) { // {{{
+func (c *Context) Deal(pre func(m *Message) bool, post func(m *Message) bool) (live bool) { // {{{
-	log.Println(c.Name, "find:", name)
 
+	if c.Messages == nil {
+		c.Messages = make(chan *Message, c.Confi("MessageQueueSize"))
+	}
+	m := <-c.Messages
+	defer m.End(true)
+
+	if len(m.Meta["detail"]) == 0 {
+		return true
+	}
+
+	if pre != nil && !pre(m) {
+		return false
+	}
+
+	c.Safe(m, func(c *Context, m *Message) {
+		c.Cmd(m, m.Meta["detail"]...)
+		log.Printf("%s command(%s->%s): %v", c.Name, m.Context.Name, m.Target.Name, m.Meta["detail"])
+
+	}, func(c *Context, m *Message) {
+		m.Cmd()
+
+	}, func(c *Context, m *Message) {
+		log.Printf("system command(%s->%s): %v", m.Context.Name, m.Target.Name, m.Meta["detail"])
+		arg := m.Meta["detail"]
+		cmd := exec.Command(arg[0], arg[1:]...)
+		v, e := cmd.CombinedOutput()
+		if e != nil {
+			m.Echo("%s\n", e)
+		} else {
+			m.Echo(string(v))
+		}
+	})
+
+	if post != nil && !post(m) {
+		return false
+	}
+
+	return true
+}
+
+// }}}
+func (c *Context) Exit(m *Message, arg ...string) { // {{{
+	if m.Target == c {
+		for _, v := range c.Session {
+			if v.Name != "" {
+				c.Server.Exit(v, arg...)
+
+				v.Name = ""
+				log.Println(c.Name, c.Help, "exit: session", v.Code, v.Target.Name, v.Target.Help)
+				v.Cmd("exit")
+			}
+		}
+
+		for _, v := range c.Resource {
+			if v.Index != -1 {
+				c.Server.Exit(v, arg...)
+
+				v.Index = -1
+				log.Println(c.Name, c.Help, "exit: resource", v.Code, v.Context.Name, v.Context.Help)
+				v.Context.Cmd(v, "exit")
+			}
+		}
+	} else if m.Context == c {
+		if m.Name != "" {
+			c.Server.Exit(m, arg...)
+
+			m.Name = ""
+			m.Cmd("exit")
+		}
+	} else {
+		c.Server.Exit(m, arg...)
+	}
+
+}
+
+// }}}
+
+func (c *Context) Find(name []string) (s *Context) { // {{{
 	cs := c.Contexts
 	for _, v := range name {
 		if x, ok := cs[v]; ok {
@@ -478,79 +602,6 @@ func (c *Context) Del(arg ...string) { // {{{
 
 // }}}
 
-func (c *Context) Begin() *Context { // {{{
-	c.Root.Capi("ncontext", 1)
-	for _, v := range c.Configs {
-		if v.Hand != nil {
-			v.Hand(c, v.Value)
-		}
-	}
-
-	if c.Server != nil {
-		c.Server.Begin()
-	}
-	return c
-}
-
-// }}}
-func (c *Context) Start(m *Message) bool { // {{{
-	defer func() {
-		if e := recover(); e != nil {
-			log.Println(e)
-		}
-		Pulse.Wait <- true
-	}()
-
-	if c.Server != nil && c.Cap("status") != "start" {
-
-		c.Cap("status", "status", "start", "服务状态")
-		defer c.Cap("status", "stop")
-
-		c.Root.Capi("nserver", 1)
-		defer c.Root.Capi("nserver", -1)
-
-		c.Resource = []*Message{m}
-		log.Println(m.Code, "start:", c.Name)
-		c.Server.Start(m)
-		log.Println(m.Code, "stop:", c.Name)
-	}
-
-	return true
-}
-
-// }}}
-func (c *Context) Spawn(arg ...string) *Context { // {{{
-	s := &Context{Name: arg[0], Help: c.Help}
-	c.Register(s, c.Server.Spawn(s, arg...))
-	s.Begin()
-	return s
-}
-
-// }}}
-
-func (c *Context) Post(m *Message) bool { // {{{
-	if c.Messages == nil {
-		c.Messages = make(chan *Message, c.Confi("MessageQueueSize"))
-	}
-
-	c.Messages <- m
-	if m.Wait != nil {
-		return <-m.Wait
-	}
-	return true
-}
-
-// }}}
-func (c *Context) Get() *Message { // {{{
-	if c.Messages == nil {
-		c.Messages = make(chan *Message, c.Confi("MessageQueueSize"))
-	}
-
-	return <-c.Messages
-}
-
-// }}}
-
 func (c *Context) Cmd(m *Message, arg ...string) string { // {{{
 	if x, ok := c.Commands[arg[0]]; ok {
 		return x.Hand(c, m, arg...)
@@ -663,7 +714,6 @@ func (c *Context) Capi(key string, value int) int { // {{{
 	return n + value
 }
 
-// }}}
 // }}}
 
 var Index = &Context{Name: "ctx", Help: "根上下文",
@@ -683,7 +733,7 @@ var Index = &Context{Name: "ctx", Help: "根上下文",
 		"cert": &Config{Name: "cert", Value: "etc/cert.pem", Help: "证书文件"},
 		"key":  &Config{Name: "key", Value: "etc/key.pem", Help: "私钥文件"},
 
-		"debug":   &Config{Name: "debug", Value: "on", Help: "调试模式"},
+		"debug":   &Config{Name: "debug", Value: "off", Help: "调试模式"},
 		"start":   &Config{Name: "start", Value: "cli", Help: "默认启动模块"},
 		"init.sh": &Config{Name: "init.sh", Value: "etc/init.sh", Help: "默认启动脚本"},
 		"bench.log": &Config{Name: "bench.log", Value: "var/bench.log", Help: "默认日志文件", Hand: func(c *Context, arg string) string {
@@ -715,8 +765,35 @@ func init() {
 	if len(os.Args) > 3 {
 		Index.Conf("start", os.Args[3])
 	}
+	log.Println("\n\n\n")
 }
 
 func Start() {
-	Index.Init()
+	Pulse.Root = Pulse
+	Pulse.Target = Index
+	Pulse.Context = Index
+	Pulse.Wait = make(chan bool, 10)
+
+	cs := []*Context{Index}
+	for i := 0; i < len(cs); i++ {
+		cs[i].Root = Index
+		cs[i].Begin(nil)
+
+		for _, v := range cs[i].Contexts {
+			cs = append(cs, v)
+		}
+	}
+
+	for _, s := range Index.Contexts {
+		if ok, _ := regexp.MatchString(Index.Conf("start"), s.Name); ok {
+			go s.Start(Pulse.Spawn(s, s.Name).Put("detail", os.Stdout))
+		}
+	}
+
+	for {
+		<-Pulse.Wait
+		if Index.Capi("nserver", 0) == 0 {
+			return
+		}
+	}
 }

src/context/tcp/tcp.go

@@ -1,5 +1,5 @@
-package tcp // {{{
+package tcp
-// }}}
+
 import ( // {{{
 	"context"
 	"log"
@@ -13,7 +13,7 @@ type TCP struct {
 	*ctx.Context
 }
 
-func (tcp *TCP) Begin() ctx.Server { // {{{
+func (tcp *TCP) Begin(m *ctx.Message) ctx.Server { // {{{
 	return tcp
 }
 
@@ -26,25 +26,29 @@ func (tcp *TCP) Start(m *ctx.Message) bool { // {{{
 	l, e := net.Listen("tcp", tcp.Conf("address"))
 	tcp.Check(e)
 	tcp.listener = l
-	tcp.Capi("nlisten", 1)
+
-	log.Println(tcp.Name, "listen:", l.Addr())
+	log.Printf("%s listen(%d): %v", tcp.Name, tcp.Capi("nlisten", 1), l.Addr())
+	defer tcp.Capi("nlisten", -1)
+	defer log.Println("%s close(%d): %v", tcp.Name, tcp.Capi("nlisten", 0), l.Addr())
 
 	for {
 		c, e := l.Accept()
-		log.Println(tcp.Name, "accept:", c.LocalAddr(), "<-", c.RemoteAddr())
 		tcp.Check(e)
+		log.Printf("%s accept(%d): %v<-%v", tcp.Name, tcp.Capi("nclient", 1), c.LocalAddr(), c.RemoteAddr())
+		// defer log.Println(tcp.Name, "close:", tcp.Capi("nclient", -1), c.LocalAddr(), "<-", c.RemoteAddr())
 
-		m := m.Spawn(m.Context, c.RemoteAddr().String(), 0)
+		msg := m.Spawn(m.Context, c.RemoteAddr().String()).Put("detail", c)
-		m.Add("detail", "accept", c.RemoteAddr().String(), "tcp").Put("detail", c).Cmd()
+		msg.Cmd("accept", c.RemoteAddr().String(), "tcp")
 	}
 
 	return true
 }
 
 // }}}
-func (tcp *TCP) Spawn(c *ctx.Context, arg ...string) ctx.Server { // {{{
+func (tcp *TCP) Spawn(c *ctx.Context, m *ctx.Message, arg ...string) ctx.Server { // {{{
 	c.Caches = map[string]*ctx.Cache{
 		"nclient": &ctx.Cache{Name: "nclient", Value: "0", Help: "连接数量"},
+		"status":  &ctx.Cache{Name: "status", Value: "stop", Help: "服务状态"},
 	}
 	c.Configs = map[string]*ctx.Config{
 		"address": &ctx.Config{Name: "address", Value: arg[0], Help: "监听地址"},
@@ -56,6 +60,23 @@ func (tcp *TCP) Spawn(c *ctx.Context, arg ...string) ctx.Server { // {{{
 
 }
 
+// }}}
+func (tcp *TCP) Exit(m *ctx.Message, arg ...string) bool { // {{{
+
+	if c, ok := m.Data["result"].(net.Conn); ok && m.Target == tcp.Context {
+		c.Close()
+		delete(m.Data, "result")
+		return true
+	}
+
+	if c, ok := m.Data["detail"].(net.Conn); ok && m.Context == tcp.Context {
+		c.Close()
+		delete(m.Data, "detail")
+		return true
+	}
+	return true
+}
+
 // }}}
 
 var Index = &ctx.Context{Name: "tcp", Help: "网络连接",
@@ -95,6 +116,17 @@ var Index = &ctx.Context{Name: "tcp", Help: "网络连接",
 			return ""
 			// }}}
 		}},
+		"exit": &ctx.Command{"exit", "退出", func(c *ctx.Context, m *ctx.Message, arg ...string) string {
+			tcp, ok := m.Target.Server.(*TCP)
+			if !ok {
+				tcp, ok = m.Context.Server.(*TCP)
+			}
+			if ok {
+				tcp.Context.Exit(m)
+			}
+
+			return ""
+		}},
 	},
 }
 

src/example/bench.go

@@ -4,8 +4,6 @@ import (
 	"context"
 	_ "context/cli"
 	_ "context/tcp"
-	// _ "context/ssh"
-	// _ "context/web"
 )
 
 func main() {