diff --git a/Makefile b/Makefile
new file mode 100644
index 00000000..e1351bba
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,2 @@
+all:
+	cd demo && go build main.go
diff --git a/core.go b/core.go
new file mode 100644
index 00000000..a7a337ae
--- /dev/null
+++ b/core.go
@@ -0,0 +1,97 @@
+package ice
+
+import (
+	"os"
+	"time"
+)
+
+type Frame struct {
+}
+
+func (f *Frame) Spawn(m *Message, c *Context, arg ...string) Server {
+	return &Frame{}
+}
+func (f *Frame) Begin(m *Message, arg ...string) Server {
+	list := map[*Context]*Message{m.target: m}
+	m.Travel(func(p *Context, s *Context) {
+		if msg, ok := list[p]; ok && msg != nil {
+			sub := msg.Spawns(s)
+			s.Begin(sub, arg...)
+			list[s] = sub
+		}
+	})
+	return f
+}
+func (f *Frame) Start(m *Message, arg ...string) bool {
+	// 加载配置
+	m.Travel(func(p *Context, s *Context) {
+		if cmd, ok := s.Commands["_init"]; ok {
+			msg := m.Spawns(s)
+			msg.Log("_init", s.Name)
+			cmd.Hand(msg, s, "_init", arg...)
+		}
+	})
+
+	// 启动服务
+	Index.begin.Cmd(arg)
+
+	m.Travel(func(p *Context, s *Context) {
+		if cmd, ok := s.Commands["_exit"]; ok {
+			msg := m.Spawns(s)
+			msg.Log("_exit", "some")
+			cmd.Hand(msg, s, "_exit", arg...)
+		}
+	})
+	// 保存配置
+	return true
+}
+func (f *Frame) Close(m *Message, arg ...string) bool {
+	list := map[*Context]*Message{m.target: m}
+	m.Travel(func(p *Context, s *Context) {
+		if msg, ok := list[p]; ok && msg != nil {
+			sub := msg.Spawns(s)
+			s.Close(sub, arg...)
+			list[s] = sub
+		}
+	})
+	return true
+}
+
+var Index = &Context{Name: "ice", Help: "冰山模块",
+	Caches:  map[string]*Cache{},
+	Configs: map[string]*Config{},
+	Commands: map[string]*Command{
+		"_init": {Name: "_init", Help: "hello", Hand: func(m *Message, c *Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *Message, c *Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+var Pulse = &Message{
+	time: time.Now(), code: 0,
+	meta: map[string][]string{},
+	data: map[string]interface{}{},
+
+	messages: []*Message{}, message: nil, root: nil,
+	source: Index, target: Index, Hand: true,
+}
+
+func init() {
+	Index.root = Index
+	Pulse.root = Pulse
+	Index.server = &Frame{}
+}
+
+func Run(arg ...string) string {
+	if len(arg) == 0 {
+		arg = os.Args[1:]
+	}
+
+	if Index.Begin(Pulse.Spawns(), arg...).Start(Index.begin.Spawns(), arg...) {
+		Index.Close(Index.start.Spawns(), arg...)
+	}
+	return Pulse.Result()
+}
diff --git a/core/aaa/aaa.go b/core/aaa/aaa.go
new file mode 100644
index 00000000..3035b444
--- /dev/null
+++ b/core/aaa/aaa.go
@@ -0,0 +1,17 @@
+package aaa
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "aaa", Help: "认证模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/cli/cli.go b/core/cli/cli.go
new file mode 100644
index 00000000..147822e6
--- /dev/null
+++ b/core/cli/cli.go
@@ -0,0 +1,68 @@
+package cli
+
+import (
+	"bytes"
+	"github.com/shylinux/icebergs"
+	"github.com/shylinux/toolkits"
+	"os"
+	"os/exec"
+	"os/user"
+	"path"
+	"runtime"
+)
+
+var Index = &ice.Context{Name: "cli", Help: "命令模块",
+	Caches: map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{
+		"runtime": {Name: "runtime", Value: map[string]interface{}{
+			"host": map[string]interface{}{},
+			"boot": map[string]interface{}{},
+			"node": map[string]interface{}{},
+			"user": map[string]interface{}{},
+			"work": map[string]interface{}{},
+		}},
+	},
+	Commands: map[string]*ice.Command{
+		"_init": {Name: "_init", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Conf("runtime", "host.GOARCH", runtime.GOARCH)
+			m.Conf("runtime", "host.GOOS", runtime.GOOS)
+			m.Conf("runtime", "host.pid", os.Getpid())
+
+			if name, e := os.Hostname(); e == nil {
+				m.Conf("runtime", "boot.hostname", kit.Select(name, os.Getenv("HOSTNAME")))
+			}
+			if user, e := user.Current(); e == nil {
+				m.Conf("runtime", "boot.username", path.Base(kit.Select(user.Name, os.Getenv("USER"))))
+			}
+			if name, e := os.Getwd(); e == nil {
+				m.Conf("runtime", "boot.pathname", path.Base(kit.Select(name, os.Getenv("PWD"))))
+			}
+
+			m.Conf("runtime", "node.type", "worker")
+			m.Log("info", "runtime %v", kit.Formats(m.Confv("runtime")))
+		}},
+		"runtime": {Name: "runtime", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		}},
+		"system": {Name: "system", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			out := bytes.NewBuffer(make([]byte, 0, 1024))
+			err := bytes.NewBuffer(make([]byte, 0, 1024))
+
+			sys := exec.Command(arg[0], arg[1:]...)
+			sys.Stdout = out
+			sys.Stderr = err
+
+			if e := sys.Run(); e != nil {
+				m.Echo("error: ").Echo(kit.Select(e.Error(), err.String()))
+				return
+			}
+			m.Echo(out.String())
+		}},
+		"timer": {Name: "timer", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		}},
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/ctx/ctx.go b/core/ctx/ctx.go
new file mode 100644
index 00000000..3a7aa51e
--- /dev/null
+++ b/core/ctx/ctx.go
@@ -0,0 +1,17 @@
+package ctx
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "ctx", Help: "元始模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/gdb/gdb.go b/core/gdb/gdb.go
new file mode 100644
index 00000000..91bcc34b
--- /dev/null
+++ b/core/gdb/gdb.go
@@ -0,0 +1,17 @@
+package gdb
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "gdb", Help: "调试模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/lex/lex.go b/core/lex/lex.go
new file mode 100644
index 00000000..0f486400
--- /dev/null
+++ b/core/lex/lex.go
@@ -0,0 +1,17 @@
+package lex
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "lex", Help: "词法模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/log/log.go b/core/log/log.go
new file mode 100644
index 00000000..4c0ccaa8
--- /dev/null
+++ b/core/log/log.go
@@ -0,0 +1,17 @@
+package log
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "log", Help: "日志模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/mdb/mdb.go b/core/mdb/mdb.go
new file mode 100644
index 00000000..4dbddade
--- /dev/null
+++ b/core/mdb/mdb.go
@@ -0,0 +1,17 @@
+package mdb
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "mdb", Help: "数据模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/nfs/nfs.go b/core/nfs/nfs.go
new file mode 100644
index 00000000..3b0e9159
--- /dev/null
+++ b/core/nfs/nfs.go
@@ -0,0 +1,17 @@
+package nfs
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "nfs", Help: "文件模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/ssh/ssh.go b/core/ssh/ssh.go
new file mode 100644
index 00000000..407ab5cf
--- /dev/null
+++ b/core/ssh/ssh.go
@@ -0,0 +1,17 @@
+package ssh
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "ssh", Help: "远程模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/core/tcp/tcp.go b/core/tcp/tcp.go
new file mode 100644
index 00000000..dbcb5349
--- /dev/null
+++ b/core/tcp/tcp.go
@@ -0,0 +1,19 @@
+package tcp
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "tcp", Help: "网络模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() {
+	ice.Index.Register(Index, nil)
+}
diff --git a/core/web/web.go b/core/web/web.go
new file mode 100644
index 00000000..bb92bc55
--- /dev/null
+++ b/core/web/web.go
@@ -0,0 +1,300 @@
+package web
+
+import (
+	"encoding/json"
+	"github.com/gorilla/websocket"
+	"github.com/shylinux/icebergs"
+	"github.com/shylinux/toolkits"
+	"net"
+	"net/http"
+	"net/url"
+	"path"
+	"strings"
+)
+
+const (
+	MSG_MAPS = 1
+)
+
+type WEB struct {
+	*http.Client
+	*http.Server
+	*http.ServeMux
+	m    *ice.Message
+	send map[string]*ice.Message
+}
+
+func (web *WEB) HandleWSS(m *ice.Message, safe bool, c *websocket.Conn) {
+	for {
+		if t, b, e := c.ReadMessage(); e != nil {
+			m.Log("warn", "space recv %d msg %v", t, e)
+			break
+		} else {
+			switch t {
+			case MSG_MAPS:
+				socket, msg := c, m.Spawn(b)
+				source := kit.Simple(msg.Optionv("_source"))
+				target := kit.Simple(msg.Optionv("_target"))
+				msg.Log("space", "recv %v %v->%v %v", t, source, target, msg.Formats("meta"))
+
+				if len(target) > 0 {
+					if s, ok := msg.Confv("web.space", "hash."+target[0]+".socket").(*websocket.Conn); ok {
+						msg.Log("space", "route")
+						// 转发报文
+						socket, source, target = s, append(source, target[0]), target[1:]
+					} else if call, ok := web.send[msg.Option("_target")]; len(target) == 1 && ok {
+						msg.Log("space", "done")
+						// 接收响应
+						delete(web.send, msg.Option("_target"))
+						call.Back(msg)
+						break
+					} else if msg.Option("_handle") == "true" {
+						msg.Log("space", "miss")
+						// 丢弃报文
+						break
+					} else {
+						// 失败报文
+						msg.Log("space", "error")
+						msg.Echo("error")
+						source, target = []string{source[len(source)-1]}, kit.Revert(source)[1:]
+					}
+				} else {
+					msg.Log("space", "run")
+					// 本地执行
+					msg = msg.Cmd()
+					msg.Optionv("_handle", "true")
+					kit.Revert(source)
+					source, target = []string{source[0]}, source[1:]
+				}
+
+				// 发送报文
+				msg.Optionv("_source", source)
+				msg.Optionv("_target", target)
+				msg.Log("space", "send %v %v->%v %v", t, source, target, msg.Formats("meta"))
+				socket.WriteMessage(t, []byte(msg.Format("meta")))
+			}
+		}
+	}
+}
+func (web *WEB) HandleCmd(m *ice.Message, key string, cmd *ice.Command) {
+	web.HandleFunc(key, func(w http.ResponseWriter, r *http.Request) {
+		m.TryCatch(m.Spawns(), true, func(msg *ice.Message) {
+			msg.Optionv("request", r)
+			msg.Optionv("response", w)
+			msg.Option("agent", r.Header.Get("User-Agent"))
+			msg.Option("referer", r.Header.Get("Referer"))
+			msg.Option("accept", r.Header.Get("Accept"))
+			msg.Option("method", r.Method)
+			msg.Option("path", r.URL.Path)
+			msg.Option("sessid", "")
+
+			// 请求环境
+			for _, v := range r.Cookies() {
+				if v.Value != "" {
+					msg.Option(v.Name, v.Value)
+				}
+			}
+
+			// 请求参数
+			r.ParseMultipartForm(4096)
+			if r.ParseForm(); len(r.PostForm) > 0 {
+				for k, v := range r.PostForm {
+					msg.Log("info", "%s: %v", k, v)
+				}
+				msg.Log("info", "")
+			}
+			for k, v := range r.Form {
+				for _, v := range v {
+					msg.Add("option", k, v)
+				}
+			}
+
+			// 请求数据
+			switch r.Header.Get("Content-Type") {
+			case "application/json":
+				var data interface{}
+				if e := json.NewDecoder(r.Body).Decode(&data); e != nil {
+					msg.Log("warn", "%v", e)
+				}
+				msg.Optionv("content_data", data)
+				msg.Log("info", "%v", kit.Formats(data))
+
+				switch d := data.(type) {
+				case map[string]interface{}:
+					for k, v := range d {
+						for _, v := range kit.Simple(v) {
+							msg.Add("option", k, v)
+						}
+					}
+				}
+			}
+
+			msg.Log("cmd", "%s %s", msg.Target().Name, key)
+			cmd.Hand(msg, msg.Target(), msg.Option("path"))
+			msg.Set("option")
+			if msg.Optionv("append") == nil {
+				msg.Result()
+			}
+			w.Write([]byte(msg.Formats("meta")))
+			msg.Log("cost", msg.Format("cost"))
+		})
+	})
+}
+func (web *WEB) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	m := web.m
+
+	index := r.Header.Get("index.module") == ""
+	if index {
+		if ip := r.Header.Get("X-Forwarded-For"); ip != "" {
+			r.Header.Set("remote_ip", ip)
+		} else if ip := r.Header.Get("X-Real-Ip"); ip != "" {
+			r.Header.Set("remote_ip", ip)
+		} else if strings.HasPrefix(r.RemoteAddr, "[") {
+			r.Header.Set("remote_ip", strings.Split(r.RemoteAddr, "]")[0][1:])
+		} else {
+			r.Header.Set("remote_ip", strings.Split(r.RemoteAddr, ":")[0])
+		}
+		m.Log("info", "").Log("info", "%v %s %s", r.Header.Get("remote_ip"), r.Method, r.URL)
+		r.Header.Set("index.module", "some")
+		r.Header.Set("index.url", r.URL.String())
+		r.Header.Set("index.path", r.URL.Path)
+	}
+
+	web.ServeMux.ServeHTTP(w, r)
+}
+
+func (web *WEB) Spawn(m *ice.Message, c *ice.Context, arg ...string) ice.Server {
+	return &WEB{}
+}
+func (web *WEB) Begin(m *ice.Message, arg ...string) ice.Server {
+	web.send = map[string]*ice.Message{}
+	return web
+}
+func (web *WEB) Start(m *ice.Message, arg ...string) bool {
+	m.Travel(func(p *ice.Context, s *ice.Context) {
+		if w, ok := s.Server().(*WEB); ok {
+			if w.ServeMux != nil {
+				return
+			}
+
+			msg := m.Spawns(s)
+			w.ServeMux = http.NewServeMux()
+
+			route := "/" + s.Name + "/"
+			if n, ok := p.Server().(*WEB); ok && n.ServeMux != nil {
+				msg.Log("route", "%s <- %s", p.Name, route)
+				n.Handle(route, http.StripPrefix(path.Dir(route), w))
+			}
+
+			for k, x := range s.Commands {
+				if k[0] == '/' {
+					msg.Log("route", "%s <- %s", s.Name, k)
+					w.HandleCmd(msg, k, x)
+				}
+			}
+		}
+	})
+
+	port := kit.Select(m.Conf("spide", "self.port"), arg, 0)
+	web.m = m
+	web.Server = &http.Server{Addr: port, Handler: web}
+	m.Log("serve", "listen %s", port)
+	m.Log("serve", "listen %s", web.Server.ListenAndServe())
+	return true
+}
+func (web *WEB) Close(m *ice.Message, arg ...string) bool {
+	return true
+}
+
+var Index = &ice.Context{Name: "web", Help: "网页模块",
+	Caches: map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{
+		"spide": {Name: "客户端", Value: map[string]interface{}{
+			"self": map[string]interface{}{"port": ":9020"},
+		}},
+		"serve": {Name: "服务端", Value: map[string]interface{}{}},
+		"space": {Name: "空间端", Value: map[string]interface{}{
+			"meta": map[string]interface{}{"buffer": 4096},
+			"hash": map[string]interface{}{},
+			"list": map[string]interface{}{},
+		}},
+	},
+	Commands: map[string]*ice.Command{
+		"_init": {Name: "_init", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+		"serve": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Conf("cli.runtime", "node.type", "server")
+			m.Run(arg...)
+		}},
+		"/space": &ice.Command{Name: "/space", Help: "", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			r := m.Optionv("request").(*http.Request)
+			w := m.Optionv("response").(http.ResponseWriter)
+			if s, e := websocket.Upgrade(w, r, nil, m.Confi("web.space", "meta.buffer"), m.Confi("web.space", "meta.buffer")); m.Assert(e) {
+				h := m.Option("name")
+
+				meta := map[string]interface{}{
+					"create_time": m.Time(),
+					"socket":      s,
+					"type":        m.Option("node"),
+					"name":        m.Option("name"),
+				}
+				m.Confv("space", []string{"hash", h}, meta)
+				m.Log("space", "conn %v %v", h, kit.Formats(m.Confv("space")))
+
+				web := m.Target().Server().(*WEB)
+				m.Gos(m, func(m *ice.Message) {
+					web.HandleWSS(m, false, s)
+				})
+			}
+		}},
+		"space": &ice.Command{Name: "space", Help: "", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			web := m.Target().Server().(*WEB)
+			switch arg[0] {
+			case "connect":
+				node, name := m.Conf("cli.runtime", "node.type"), m.Conf("cli.runtime", "boot.hostname")
+				if node == "worker" {
+					name = m.Conf("cli.runtime", "boot.pathname")
+				}
+				host := kit.Select(m.Conf("web.spide", "self.port"), arg, 1)
+				p := "ws://" + host + kit.Select("/space", arg, 2) + "?node=" + node + "&name=" + name
+
+				if s, e := net.Dial("tcp", host); m.Assert(e) {
+					if u, e := url.Parse(p); m.Assert(e) {
+						if s, _, e := websocket.NewClient(s, u, nil, m.Confi("web.space", "meta.buffer"), m.Confi("web.space", "meta.buffer")); m.Assert(e) {
+
+							id := m.Option("_source", []string{kit.Format(c.ID()), "some"})
+							web.send[id] = m
+							s.WriteMessage(MSG_MAPS, []byte(m.Format("meta")))
+							web.HandleWSS(m, true, s)
+						}
+					}
+				}
+			default:
+				if arg[0] == "" {
+					m.Cmdy(arg[1:])
+					break
+				}
+				target := strings.Split(arg[0], ".")
+				if socket, ok := m.Confv("space", "hash."+target[0]+".socket").(*websocket.Conn); !ok {
+					m.Echo("error").Echo("not found")
+				} else {
+					id := kit.Format(c.ID())
+					m.Optionv("_source", []string{id, target[0]})
+					m.Optionv("_target", target[1:])
+
+					web := m.Target().Server().(*WEB)
+					web.send[id] = m
+					m.Add("detail", arg[1:]...)
+					socket.WriteMessage(MSG_MAPS, []byte(m.Format("meta")))
+					m.Call(true, func(msg *ice.Message) *ice.Message {
+						m.Copy(msg)
+						return nil
+					})
+				}
+			}
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, &WEB{}) }
diff --git a/core/yac/yac.go b/core/yac/yac.go
new file mode 100644
index 00000000..17b431ae
--- /dev/null
+++ b/core/yac/yac.go
@@ -0,0 +1,17 @@
+package yac
+
+import (
+	"github.com/shylinux/icebergs"
+)
+
+var Index = &ice.Context{Name: "yac", Help: "语法模块",
+	Caches:  map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{},
+	Commands: map[string]*ice.Command{
+		"hi": {Name: "hi", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			m.Echo("hello %s world", c.Name)
+		}},
+	},
+}
+
+func init() { ice.Index.Register(Index, nil) }
diff --git a/demo/Makefile b/demo/Makefile
new file mode 100644
index 00000000..c86d9c6f
--- /dev/null
+++ b/demo/Makefile
@@ -0,0 +1,2 @@
+all:
+	go build main.go
diff --git a/demo/go.mod b/demo/go.mod
new file mode 100644
index 00000000..61a32feb
--- /dev/null
+++ b/demo/go.mod
@@ -0,0 +1,13 @@
+module github.com/shylinux/icebergs/demo
+
+go 1.13
+
+require (
+	github.com/shylinux/icebergs v0.0.0-20191212145348-fe6226481eaa
+	github.com/shylinux/toolkits v0.0.0-20191212145555-d32eaba90a9e
+)
+
+replace (
+	github.com/shylinux/icebergs => ../
+	github.com/shylinux/toolkits => ../../toolkits
+)
diff --git a/demo/go.sum b/demo/go.sum
new file mode 100644
index 00000000..39df5266
--- /dev/null
+++ b/demo/go.sum
@@ -0,0 +1,10 @@
+github.com/gorilla/websocket v1.4.1 h1:q7AeDBpnBk8AogcD4DSag/Ukw/KV+YhzLj2bP5HvKCM=
+github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/shylinux/icebergs v0.0.0-20191209060320-9f0b85bae35a h1:0RgyhBEPMnRwECFoDPYsz/FgB9yVA9/nJ+tJacwSAig=
+github.com/shylinux/icebergs v0.0.0-20191209060320-9f0b85bae35a/go.mod h1:FowoSa6syu4hP1QWT9UNoQICuIwfP2PGQ/ao1fSeoOc=
+github.com/shylinux/icebergs v0.0.0-20191212145348-fe6226481eaa h1:DcLg8BUz5a0ON2UICK7b61LPFJ2+HVC7E8vV5ItYABo=
+github.com/shylinux/icebergs v0.0.0-20191212145348-fe6226481eaa/go.mod h1:FowoSa6syu4hP1QWT9UNoQICuIwfP2PGQ/ao1fSeoOc=
+github.com/shylinux/toolkits v0.0.0-20191205193931-8b65f7e78477 h1:xwu6cGDBy/ZCrVklmCqSgx9O7Hr1v+hkzsIh1yc0hxg=
+github.com/shylinux/toolkits v0.0.0-20191205193931-8b65f7e78477/go.mod h1:e1dV0lMyoKz4Luib6XyMNpfpn5Sn7POnq7XTT4wfN7k=
+github.com/shylinux/toolkits v0.0.0-20191212145555-d32eaba90a9e h1:eFZMsw0LuDeeVgwYwNJISebbMUZCVHEdQRaYBNWvC9s=
+github.com/shylinux/toolkits v0.0.0-20191212145555-d32eaba90a9e/go.mod h1:e1dV0lMyoKz4Luib6XyMNpfpn5Sn7POnq7XTT4wfN7k=
diff --git a/demo/main.go b/demo/main.go
new file mode 100644
index 00000000..0335d4be
--- /dev/null
+++ b/demo/main.go
@@ -0,0 +1,10 @@
+package main
+
+import (
+	"github.com/shylinux/icebergs"
+	_ "github.com/shylinux/icebergs/misc/chat"
+)
+
+func main() {
+	println(ice.Run())
+}
diff --git a/go.mod b/go.mod
new file mode 100644
index 00000000..cec98e45
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module github.com/shylinux/icebergs
+
+go 1.13
+
+require (
+	github.com/gorilla/websocket v1.4.1
+	github.com/shylinux/toolkits v0.0.0-20191205193931-8b65f7e78477
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 00000000..66bd88cb
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,4 @@
+github.com/gorilla/websocket v1.4.1 h1:q7AeDBpnBk8AogcD4DSag/Ukw/KV+YhzLj2bP5HvKCM=
+github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/shylinux/toolkits v0.0.0-20191205193931-8b65f7e78477 h1:xwu6cGDBy/ZCrVklmCqSgx9O7Hr1v+hkzsIh1yc0hxg=
+github.com/shylinux/toolkits v0.0.0-20191205193931-8b65f7e78477/go.mod h1:e1dV0lMyoKz4Luib6XyMNpfpn5Sn7POnq7XTT4wfN7k=
diff --git a/misc/chat/chat.go b/misc/chat/chat.go
new file mode 100644
index 00000000..a1a505ff
--- /dev/null
+++ b/misc/chat/chat.go
@@ -0,0 +1,65 @@
+package chat
+
+import (
+	"github.com/shylinux/icebergs"
+	"github.com/shylinux/icebergs/core/web"
+	_ "github.com/shylinux/icebergs/misc"
+	"github.com/shylinux/toolkits"
+)
+
+var Index = &ice.Context{Name: "chat", Help: "聊天模块",
+	Caches: map[string]*ice.Cache{},
+	Configs: map[string]*ice.Config{
+		"group": {Name: "group", Value: map[string]interface{}{
+			"meta": map[string]interface{}{},
+			"list": map[string]interface{}{},
+			"hash": map[string]interface{}{},
+		}},
+	},
+	Commands: map[string]*ice.Command{
+		"_init": {Name: "_init", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		}},
+		"/ocean": {Name: "/ocean", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		}},
+		"/river": {Name: "/river", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			if len(arg) == 0 {
+				arg = kit.Simple(m.Optionv("cmds"))
+			}
+
+			if len(arg) == 0 {
+				m.Confm("group", "hash", func(key string, value map[string]interface{}) {
+					m.Push("key", key)
+					m.Push("create_time", value["create_time"])
+					m.Push("name", value["name"])
+				})
+				return
+			}
+
+			switch arg[0] {
+			case "create":
+				// h := kit.Hashs("uniq")
+				h := kit.ShortKey(m.Confm("group", "hash"), 6)
+				m.Conf("group", "hash."+h, map[string]interface{}{
+					"create_time": m.Time(),
+					"create_name": arg[1],
+				})
+				m.Log("info", "river create %v %v", h, kit.Formats(m.Confv("group", "hash."+h)))
+				m.Echo(h)
+			}
+		}},
+		"/action": {Name: "/action", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+			if cmds, ok := m.Optionv("cmds").([]string); ok {
+				m.Cmdy("web.space", cmds)
+				return
+			}
+		}},
+		"/storm": {Name: "/storm", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		}},
+		"/steam": {Name: "/steam", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		}},
+		"_exit": {Name: "_init", Help: "hello", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+		}},
+	},
+}
+
+func init() { web.Index.Register(Index, &web.WEB{}) }
diff --git a/misc/shy.go b/misc/shy.go
new file mode 100644
index 00000000..b77ba317
--- /dev/null
+++ b/misc/shy.go
@@ -0,0 +1,16 @@
+package shy
+
+import (
+	_ "github.com/shylinux/icebergs/core/aaa"
+	_ "github.com/shylinux/icebergs/core/cli"
+	_ "github.com/shylinux/icebergs/core/ctx"
+	_ "github.com/shylinux/icebergs/core/gdb"
+	_ "github.com/shylinux/icebergs/core/lex"
+	_ "github.com/shylinux/icebergs/core/log"
+	_ "github.com/shylinux/icebergs/core/mdb"
+	_ "github.com/shylinux/icebergs/core/nfs"
+	_ "github.com/shylinux/icebergs/core/ssh"
+	_ "github.com/shylinux/icebergs/core/tcp"
+	_ "github.com/shylinux/icebergs/core/web"
+	_ "github.com/shylinux/icebergs/core/yac"
+)
diff --git a/type.go b/type.go
index d850d9da..ef45c148 100644
--- a/type.go
+++ b/type.go
@@ -3,8 +3,12 @@ package ice
 import (
 	"github.com/shylinux/toolkits"
 
+	"encoding/json"
+	"errors"
 	"fmt"
+	"io"
 	"os"
+	"runtime"
 	"strings"
 	"time"
 )
@@ -36,9 +40,12 @@ type Context struct {
 	contexts map[string]*Context
 	context  *Context
 	root     *Context
+	begin    *Message
+	start    *Message
 
 	exit   chan bool
 	server Server
+	id     int
 }
 type Server interface {
 	Spawn(m *Message, c *Context, arg ...string) Server
@@ -47,6 +54,46 @@ type Server interface {
 	Close(m *Message, arg ...string) bool
 }
 
+func (c *Context) ID() int {
+	c.id++
+	return c.id
+}
+func (c *Context) Server() Server {
+	return c.server
+}
+func (c *Context) Register(s *Context, x Server) *Context {
+	Pulse.Log("register", "%s <- %s", c.Name, s.Name)
+	if c.contexts == nil {
+		c.contexts = map[string]*Context{}
+	}
+	c.contexts[s.Name] = s
+	s.root = c.root
+	s.context = c
+	s.server = x
+	return s
+}
+
+func (c *Context) Begin(m *Message, arg ...string) *Context {
+	c.begin = m
+	m.Log("begin", "%s", c.Name)
+	if c.server != nil {
+		c.server.Begin(m, arg...)
+	}
+	return c
+}
+func (c *Context) Start(m *Message, arg ...string) bool {
+	c.start = m
+	m.Log("start", "%s", c.Name)
+	return c.server.Start(m, arg...)
+}
+func (c *Context) Close(m *Message, arg ...string) bool {
+	m.Log("close", "%s", c.Name)
+	if c.server != nil {
+		return c.server.Close(m, arg...)
+	}
+	return true
+}
+
 type Message struct {
 	time time.Time
 	code int
@@ -61,8 +108,54 @@ type Message struct {
 	source *Context
 	target *Context
 	Hand   bool
+	cb     func(*Message) *Message
 }
 
+func (m *Message) Time() string {
+	return m.time.Format("2006-01-02 15:04:05")
+}
+func (m *Message) Target() *Context {
+	return m.target
+}
+func (m *Message) Format(key interface{}) string {
+	switch key := key.(type) {
+	case string:
+		switch key {
+		case "cost":
+			return time.Now().Sub(m.time).String()
+		case "meta":
+			return kit.Format(m.meta)
+		case "stack":
+			pc := make([]uintptr, 100)
+			pc = pc[:runtime.Callers(5, pc)]
+			frames := runtime.CallersFrames(pc)
+
+			meta := []string{}
+			for {
+				frame, more := frames.Next()
+				file := strings.Split(frame.File, "/")
+				name := strings.Split(frame.Function, "/")
+				meta = append(meta, fmt.Sprintf("\n%s:%d\t%s", file[len(file)-1], frame.Line, name[len(name)-1]))
+				if !more {
+					break
+				}
+			}
+			return strings.Join(meta, "")
+		}
+	case []byte:
+		json.Unmarshal(key, &m.meta)
+	}
+	return m.time.Format("2006-01-02 15:04:05")
+}
+func (m *Message) Formats(key string) string {
+	switch key {
+	case "meta":
+		return kit.Formats(m.meta)
+	default:
+		return m.Format(key)
+	}
+	return m.time.Format("2006-01-02 15:04:05")
+}
 func (m *Message) Spawn(arg ...interface{}) *Message {
 	msg := &Message{
 		time: time.Now(),
@@ -82,14 +175,277 @@ func (m *Message) Spawn(arg ...interface{}) *Message {
 		switch val := arg[0].(type) {
 		case *Context:
 			msg.target = val
+		case []byte:
+			json.Unmarshal(val, &msg.meta)
 		}
 	}
 	return msg
 }
-func (m *Message) Log(level string, str string, arg ...interface{}) {
-	fmt.Fprintf(os.Stderr, "%s %s %s\n", time.Now().Format("2006-01-02 15:04:05"), level, fmt.Sprintf(str, arg...))
+func (m *Message) Spawns(arg ...interface{}) *Message {
+	msg := m.Spawn(arg...)
+	msg.code = Index.ID()
+	m.messages = append(m.messages, msg)
+	return msg
 }
-func (m *Message) Confv(arg ...interface{}) interface{} {
+
+func (m *Message) Add(key string, arg ...string) *Message {
+	switch key {
+	case "detail", "result":
+		m.meta[key] = append(m.meta[key], arg...)
+
+	case "option", "append":
+		if len(arg) > 0 {
+			if kit.IndexOf(m.meta[key], arg[0]) == -1 {
+				m.meta[key] = append(m.meta[key], arg[0])
+			}
+			m.meta[arg[0]] = append(m.meta[arg[0]], arg[1:]...)
+		}
+	}
+	return m
+}
+func (m *Message) Set(key string, arg ...string) *Message {
+	switch key {
+	case "detail", "result":
+		delete(m.meta, key)
+	case "option", "append":
+		if len(arg) > 0 {
+			delete(m.meta, arg[0])
+		} else {
+			for _, k := range m.meta[key] {
+				delete(m.meta, k)
+			}
+			delete(m.meta, key)
+			return m
+		}
+	}
+	return m.Add(key, arg...)
+}
+func (m *Message) Copy(msg *Message) *Message {
+	for _, k := range msg.meta["append"] {
+		if kit.IndexOf(m.meta["append"], k) == -1 {
+			m.meta["append"] = append(m.meta["append"], k)
+		}
+		for _, v := range msg.meta[k] {
+			m.meta[k] = append(m.meta[k], v)
+		}
+	}
+	for _, v := range msg.meta["result"] {
+		m.meta["result"] = append(m.meta["result"], v)
+	}
+	return m
+}
+func (m *Message) Push(key string, value interface{}) *Message {
+	return m.Add("append", key, kit.Format(value))
+}
+func (m *Message) Echo(str string, arg ...interface{}) *Message {
+	m.meta["result"] = append(m.meta["result"], fmt.Sprintf(str, arg...))
+	return m
+}
+func (m *Message) Option(key string, arg ...interface{}) string {
+	return kit.Select("", kit.Simple(m.Optionv(key, arg...)), 0)
+}
+func (m *Message) Optionv(key string, arg ...interface{}) interface{} {
+	if len(arg) > 0 {
+		if kit.IndexOf(m.meta["option"], key) == -1 {
+			m.meta["option"] = append(m.meta["option"], key)
+		}
+
+		switch arg := arg[0].(type) {
+		case string:
+			m.meta[key] = []string{arg}
+		case []string:
+			m.meta[key] = arg
+		default:
+			m.data[key] = arg
+		}
+	}
+
+	for msg := m; msg != nil; msg = msg.message {
+		if list, ok := m.meta[key]; ok {
+			return list
+		}
+		if list, ok := m.data[key]; ok {
+			return list
+		}
+	}
+	return nil
+}
+func (m *Message) Resultv(arg ...interface{}) []string {
+	return m.meta["result"]
+}
+func (m *Message) Result(arg ...interface{}) string {
+	return strings.Join(m.Resultv(), "")
+}
+
+func (m *Message) Log(level string, str string, arg ...interface{}) *Message {
+	fmt.Fprintf(os.Stderr, "%s %d %s->%s %s %s\n", time.Now().Format("2006-01-02 15:04:05"), m.code, m.source.Name, m.target.Name, level, fmt.Sprintf(str, arg...))
+	return m
+}
+func (m *Message) Assert(arg interface{}) bool {
+	switch arg := arg.(type) {
+	case nil:
+		return true
+	case bool:
+		if arg == true {
+			return true
+		}
+	}
+
+	panic(errors.New(fmt.Sprintf("error %v", arg)))
+}
+func (m *Message) TryCatch(msg *Message, safe bool, hand ...func(msg *Message)) *Message {
+	defer func() {
+		switch e := recover(); e {
+		case io.EOF:
+		case nil:
+		default:
+			m.Log("bench", "chain: %s", msg.Format("chain"))
+			m.Log("bench", "catch: %s", e)
+			m.Log("bench", "stack: %s", msg.Format("stack"))
+
+			if m.Log("error", "catch: %s", e); len(hand) > 1 {
+				m.TryCatch(msg, safe, hand[1:]...)
+			} else if !safe {
+				m.Assert(e)
+			}
+		}
+	}()
+
+	if len(hand) > 0 {
+		hand[0](msg)
+	}
+	return m
+}
+func (m *Message) Travel(cb func(p *Context, s *Context)) *Message {
+	list := []*Context{m.target}
+	for i := 0; i < len(list); i++ {
+		cb(list[i].context, list[i])
+		for _, v := range list[i].contexts {
+			list = append(list, v)
+		}
+	}
+	return m
+}
+func (m *Message) Search(key interface{}, cb func(p *Context, s *Context, key string)) *Message {
+	switch key := key.(type) {
+	case string:
+		if strings.Contains(key, ":") {
+
+		} else if strings.Contains(key, ".") {
+			list := strings.Split(key, ".")
+
+			p := m.target.root
+			for _, v := range list[:len(list)-1] {
+				if s, ok := p.contexts[v]; ok {
+					p = s
+				} else {
+					p = nil
+					break
+				}
+			}
+			if p != nil {
+				cb(p.context, p, list[len(list)-1])
+			}
+		} else {
+			cb(m.target.context, m.target, key)
+		}
+	}
+	return m
+}
+func (m *Message) Gos(msg *Message, cb func(*Message)) *Message {
+	go func() { msg.TryCatch(msg, true, func(msg *Message) { cb(msg) }) }()
+	return m
+}
+func (m *Message) Run(arg ...string) *Message {
+	m.target.server.Start(m, arg...)
+	return m
+}
+func (m *Message) Call(sync bool, cb func(*Message) *Message) *Message {
+	if sync {
+		wait := make(chan bool)
+		m.cb = func(sub *Message) *Message {
+			wait <- true
+			return cb(sub)
+		}
+		<-wait
+	}
+	return m
+}
+func (m *Message) Back(sub *Message) *Message {
+	if m.cb != nil {
+		m.cb(sub)
+	}
+	return m
+}
+
+func (m *Message) Cmdy(arg ...interface{}) *Message {
+	msg := m.Cmd(arg...)
+	m.Copy(msg)
+	return m
+}
+func (m *Message) Cmd(arg ...interface{}) *Message {
+	list := kit.Simple(arg...)
+	if len(list) == 0 {
+		list = m.meta["detail"]
+	}
+	if len(list) == 0 {
+		return m
+	}
+
+	msg := m
+	m.Search(list[0], func(p *Context, s *Context, key string) {
+		for c := s; c != nil; c = c.context {
+			if cmd, ok := c.Commands[key]; ok {
+				msg = m.Spawns(s).Log("cmd", "%s.%s %v", c.Name, key, list[1:])
+				msg.TryCatch(msg, true, func(msg *Message) {
+					cmd.Hand(msg, c, key, list[1:]...)
+				})
+				break
+			}
+		}
+	})
+	return msg
+}
+func (m *Message) Confv(arg ...interface{}) (val interface{}) {
+	m.Search(arg[0], func(p *Context, s *Context, key string) {
+		for c := s; c != nil; c = c.context {
+			if conf, ok := c.Configs[key]; ok {
+				if len(arg) > 0 {
+					val = kit.Value(conf.Value, arg[1:]...)
+				} else {
+					val = conf.Value
+				}
+			}
+		}
+	})
+	return
+}
+func (m *Message) Confm(key string, chain interface{}, cbs ...interface{}) map[string]interface{} {
+	val := m.Confv(key, chain)
+	if len(cbs) > 0 {
+		switch val := val.(type) {
+		case map[string]interface{}:
+			switch cb := cbs[0].(type) {
+			case func(string, map[string]interface{}):
+				for k, v := range val {
+					cb(k, v.(map[string]interface{}))
+				}
+			}
+		}
+	}
+	value, _ := val.(map[string]interface{})
+	return value
+}
+func (m *Message) Confs(arg ...interface{}) bool {
+	return kit.Format(m.Confv(arg...)) != ""
+}
+func (m *Message) Confi(arg ...interface{}) int {
+	return kit.Int(m.Confv(arg...))
+}
+func (m *Message) Conf(arg ...interface{}) string {
+	return kit.Format(m.Confv(arg...))
+}
+func (m *Message) Capv(arg ...interface{}) interface{} {
 	key := ""
 	switch val := arg[0].(type) {
 	case string:
@@ -98,69 +454,13 @@ func (m *Message) Confv(arg ...interface{}) interface{} {
 
 	for _, s := range []*Context{m.target} {
 		for c := s; c != nil; c = c.context {
-			if conf, ok := c.Configs[key]; ok {
-				m.Log("conf", "%s.%s", c.Name, key)
-				return kit.Value(conf.Value, key)
+			if caps, ok := c.Caches[key]; ok {
+				return kit.Value(caps.Value, arg[0])
 			}
 		}
 	}
 	return nil
 }
-func (m *Message) Conf(arg ...interface{}) string {
-	return kit.Format(m.Confv(arg...))
-}
-func (m *Message) Cmd(arg ...interface{}) *Message {
-	list := kit.Trans(arg...)
-	if len(list) == 0 {
-		return m
-	}
-	for _, s := range []*Context{m.target} {
-		for c := s; c != nil; c = c.context {
-			if cmd, ok := c.Commands[list[0]]; ok {
-				m.Log("cmd", "%s.%s", c.Name, list[0])
-				cmd.Hand(m, c, list[0], list[1:]...)
-			}
-		}
-	}
-	return m
-}
-func (m *Message) Echo(str string, arg ...interface{}) *Message {
-	m.meta["result"] = append(m.meta["result"], fmt.Sprintf(str, arg...))
-	return m
-}
-func (m *Message) Result(arg ...interface{}) string {
-	return strings.Join(m.meta["result"], "")
-}
-
-var Pulse = &Message{
-	time: time.Now(), code: 0,
-	meta: map[string][]string{},
-	data: map[string]interface{}{},
-
-	messages: []*Message{}, message: nil, root: nil,
-	source: Index, target: Index, Hand: true,
-}
-var Index = &Context{Name: "root", Help: "元始模块",
-	Caches:  map[string]*Cache{},
-	Configs: map[string]*Config{},
-	Commands: map[string]*Command{
-		"hi": {Name: "hi", Help: "hello", Hand: func(m *Message, c *Context, cmd string, arg ...string) {
-			m.Echo("hello world")
-		}},
-	},
-}
-
-func (c *Context) Register(s *Context, x Server) *Context {
-	if c.contexts == nil {
-		c.contexts = map[string]*Context{}
-	}
-	c.contexts[s.Name] = s
-	s.root = c.root
-	s.context = c
-	s.server = x
-	return s
-}
-func init() {
-	Index.root = Index
-	Pulse.root = Pulse
+func (m *Message) Cap(arg ...interface{}) string {
+	return kit.Format(m.Capv(arg...))
 }