diff --git a/base/cli/qrcode.go b/base/cli/qrcode.go
index 0f374589..085fc0ee 100644
--- a/base/cli/qrcode.go
+++ b/base/cli/qrcode.go
@@ -2,12 +2,13 @@ package cli
 
 import (
 	"encoding/base64"
-	"github.com/skip2/go-qrcode"
 	"image/color"
 	"math/rand"
 	"strconv"
 	"strings"
 
+	"github.com/skip2/go-qrcode"
+
 	ice "github.com/shylinux/icebergs"
 	"github.com/shylinux/icebergs/base/aaa"
 	kit "github.com/shylinux/toolkits"
@@ -125,9 +126,9 @@ func init() {
 				m.Option(SIZE, kit.Select("240", arg, 3))
 
 				if aaa.SessIsCli(m) {
-					_qrcode_cli(m, arg[0])
+					_qrcode_cli(m, kit.Select("hi", arg, 0))
 				} else {
-					_qrcode_web(m, arg[0])
+					_qrcode_web(m, kit.Select("hi", arg, 0))
 				}
 			}},
 		},
diff --git a/base/mdb/mdb.go b/base/mdb/mdb.go
index 507aafba..a369b881 100644
--- a/base/mdb/mdb.go
+++ b/base/mdb/mdb.go
@@ -404,12 +404,13 @@ const (
 	SELECT = "select"
 	DELETE = "delete"
 	REMOVE = "remove"
-	REVERT = "revert"
 
 	EXPORT = "export"
 	IMPORT = "import"
 	PRUNES = "prunes"
 	INPUTS = "inputs"
+	REPEAT = "repeat"
+	REVERT = "revert"
 )
 const (
 	CACHE_LIMIT  = "cache.limit"
diff --git a/base/ssh/channel.go b/base/ssh/channel.go
index d9e105c3..32193420 100644
--- a/base/ssh/channel.go
+++ b/base/ssh/channel.go
@@ -55,7 +55,7 @@ func _ssh_watch(m *ice.Message, meta map[string]string, h string, input io.Reade
 				m.Cmdy(mdb.INSERT, CHANNEL, kit.Keys(kit.MDB_HASH, h), mdb.LIST, kit.MDB_TYPE, CMD, kit.MDB_TEXT, cmd)
 				i = 0
 			default:
-				if i += n; i >= 4096 {
+				if i += n; i >= ice.MOD_BUFS {
 					i = 0
 				}
 			}
@@ -80,6 +80,9 @@ func init() {
 					m.Cmdy(mdb.PRUNES, SERVICE, "", mdb.HASH, kit.MDB_STATUS, tcp.ERROR)
 					m.Cmdy(mdb.PRUNES, CHANNEL, "", mdb.HASH, kit.MDB_STATUS, tcp.CLOSE)
 				}},
+				mdb.REPEAT: {Name: "repeat", Help: "执行", Hand: func(m *ice.Message, arg ...string) {
+					m.Cmdy(CHANNEL, kit.MDB_ACTION, ctx.COMMAND, CMD, m.Option(kit.MDB_TEXT))
+				}},
 				ctx.COMMAND: {Name: "command cmd=pwd", Help: "命令", Hand: func(m *ice.Message, arg ...string) {
 					m.Cmdy(mdb.INSERT, CHANNEL, kit.Keys(kit.MDB_HASH, m.Option(kit.MDB_HASH)), mdb.LIST, kit.MDB_TYPE, CMD, kit.MDB_TEXT, m.Option(CMD))
 					m.Richs(CHANNEL, "", m.Option(kit.MDB_HASH), func(key string, value map[string]interface{}) {
@@ -89,9 +92,6 @@ func init() {
 					})
 					m.ProcessRefresh("300ms")
 				}},
-				"repeat": {Name: "repeat", Help: "执行", Hand: func(m *ice.Message, arg ...string) {
-					m.Cmdy(CHANNEL, kit.MDB_ACTION, ctx.COMMAND, CMD, m.Option("text"))
-				}},
 			}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 				if len(arg) == 0 { // 通道列表
 					m.Fields(len(arg) == 0, "time,hash,status,username,hostport,tty,count")
@@ -106,7 +106,7 @@ func init() {
 				// 通道命令
 				m.Fields(len(arg) == 1, "time,id,type,text")
 				m.Cmdy(mdb.SELECT, CHANNEL, kit.Keys(kit.MDB_HASH, arg[0]), mdb.LIST, kit.MDB_ID, arg[1:])
-				m.PushAction("repeat")
+				m.PushAction(mdb.REPEAT)
 			}},
 		},
 	})
diff --git a/base/ssh/connect.go b/base/ssh/connect.go
index 96c9388c..76e46ae0 100644
--- a/base/ssh/connect.go
+++ b/base/ssh/connect.go
@@ -30,7 +30,7 @@ func _ssh_open(m *ice.Message, arg ...string) {
 
 		// 设置宽高
 		w, h, _ := terminal.GetSize(fd)
-		c.Write([]byte(fmt.Sprintf("height:%d,width:%d\n", h, w)))
+		c.Write([]byte(fmt.Sprintf("#height:%d,width:%d\n", h, w)))
 
 		// 初始命令
 		for _, item := range kit.Simple(m.Optionv(kit.MDB_LIST)) {
@@ -68,7 +68,7 @@ func _ssh_dial(m *ice.Message, cb func(net.Conn), arg ...string) {
 						w, h, _ := terminal.GetSize(int(os.Stdin.Fd()))
 						buf := make([]byte, ice.MOD_BUFS)
 						if n, e := c.Read(buf); m.Assert(e) {
-							fmt.Sscanf(string(buf[:n]), "height:%d,width:%d", &h, &w)
+							fmt.Sscanf(string(buf[:n]), "#height:%d,width:%d", &h, &w)
 						}
 
 						m.Go(func() {
@@ -202,7 +202,6 @@ func init() {
 					m.Richs(CONNECT, "", m.Option(kit.MDB_HASH), func(key string, value map[string]interface{}) {
 						client, _ = value[CONNECT].(*ssh.Client)
 					})
-					m.Debug("what %v", client)
 
 					h := m.Rich(SESSION, "", kit.Data(kit.MDB_STATUS, tcp.OPEN, CONNECT, m.Option(kit.MDB_HASH)))
 					if session, e := _ssh_session(m, h, client); m.Assert(e) {
diff --git a/base/ssh/scripts.go b/base/ssh/scripts.go
index 07ab4aef..b56a5e93 100644
--- a/base/ssh/scripts.go
+++ b/base/ssh/scripts.go
@@ -104,8 +104,6 @@ type Frame struct {
 	last  string
 	ps1   []string
 	ps2   []string
-
-	exit bool
 }
 
 func (f *Frame) prompt(m *ice.Message, list ...string) *Frame {
@@ -238,7 +236,7 @@ func (f *Frame) parse(m *ice.Message, line string) string {
 	return ""
 }
 func (f *Frame) scan(m *ice.Message, h, line string) *Frame {
-	m.Option(kit.Keycb(RETURN), func() { f.exit = true })
+	m.Option(kit.Keycb(RETURN), func() { f.close() })
 	f.ps1 = kit.Simple(m.Confv(PROMPT, kit.Keym(PS1)))
 	f.ps2 = kit.Simple(m.Confv(PROMPT, kit.Keym(PS2)))
 	ps := f.ps1
@@ -246,7 +244,7 @@ func (f *Frame) scan(m *ice.Message, h, line string) *Frame {
 	m.Sleep("300ms")
 	m.I, m.O = f.stdin, f.stdout
 	bio := bufio.NewScanner(f.stdin)
-	for f.prompt(m, ps...); bio.Scan() && !f.exit; f.prompt(m, ps...) {
+	for f.prompt(m, ps...); bio.Scan() && f.stdin != nil; f.prompt(m, ps...) {
 		if h == STDIO && len(bio.Text()) == 0 {
 			continue // 空行
 		}
@@ -255,6 +253,9 @@ func (f *Frame) scan(m *ice.Message, h, line string) *Frame {
 		f.count++
 
 		if len(bio.Text()) == 0 {
+			if strings.Count(line, "`")%2 == 1 {
+				line += "\n"
+			}
 			continue // 空行
 		}
 
@@ -280,6 +281,14 @@ func (f *Frame) scan(m *ice.Message, h, line string) *Frame {
 	}
 	return f
 }
+func (f *Frame) close() {
+	fmt.Printf("what %v\n", 123)
+	if stdin, ok := f.stdin.(io.Closer); ok {
+		stdin.Close()
+		f.stdin = nil
+		fmt.Printf("what %v\n", 123)
+	}
+}
 
 func (f *Frame) Begin(m *ice.Message, arg ...string) ice.Server {
 	return f
@@ -350,9 +359,8 @@ const (
 	TARGET = "target"
 	PROMPT = "prompt"
 	PRINTF = "printf"
-	RETURN = "return"
-
 	SCREEN = "screen"
+	RETURN = "return"
 )
 
 func init() {
@@ -366,8 +374,8 @@ func init() {
 		},
 		Commands: map[string]*ice.Command{
 			SOURCE: {Name: "source hash id limit offend auto", Help: "脚本解析", Action: map[string]*ice.Action{
-				"repeat": {Name: "repeat", Help: "执行", Hand: func(m *ice.Message, arg ...string) {
-					m.Cmdy(SCREEN, m.Option("text"))
+				mdb.REPEAT: {Name: "repeat", Help: "执行", Hand: func(m *ice.Message, arg ...string) {
+					m.Cmdy(SCREEN, m.Option(kit.MDB_TEXT))
 					m.ProcessInner()
 				}},
 			}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
@@ -392,7 +400,7 @@ func init() {
 				// 命令列表
 				m.Fields(len(arg) == 1 || arg[1] == "", "time,id,text")
 				m.Cmdy(mdb.SELECT, SOURCE, kit.Keys(kit.MDB_HASH, arg[0]), mdb.LIST, kit.MDB_ID, arg[1:])
-				m.PushAction("repeat")
+				m.PushAction(mdb.REPEAT)
 			}},
 			TARGET: {Name: "target name 执行:button", Help: "当前模块", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 				f := m.Target().Server().(*Frame)
diff --git a/base/ssh/session.go b/base/ssh/session.go
index df48c958..d5a99400 100644
--- a/base/ssh/session.go
+++ b/base/ssh/session.go
@@ -80,8 +80,8 @@ func init() {
 					})
 					m.ProcessRefresh("300ms")
 				}},
-				"repeat": {Name: "repeat", Help: "执行", Hand: func(m *ice.Message, arg ...string) {
-					m.Cmdy(SESSION, kit.MDB_ACTION, ctx.COMMAND, CMD, m.Option("text"))
+				mdb.REPEAT: {Name: "repeat", Help: "执行", Hand: func(m *ice.Message, arg ...string) {
+					m.Cmdy(SESSION, kit.MDB_ACTION, ctx.COMMAND, CMD, m.Option(kit.MDB_TEXT))
 				}},
 			}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 				if len(arg) == 0 {
@@ -97,7 +97,7 @@ func init() {
 				m.Fields(len(arg) == 1, "time,id,type,text")
 				m.Cmdy(mdb.SELECT, SESSION, kit.Keys(kit.MDB_HASH, arg[0]), mdb.LIST, kit.MDB_ID, arg[1:])
 				m.Table(func(index int, value map[string]string, head []string) {
-					m.PushButton(kit.Select("", "repeat", value["type"] == "cmd"))
+					m.PushButton(kit.Select("", mdb.REPEAT, value[kit.MDB_TYPE] == CMD))
 				})
 			}},
 		},
diff --git a/base/ssh/ssh.go b/base/ssh/ssh.go
index 6faf1778..565934ff 100644
--- a/base/ssh/ssh.go
+++ b/base/ssh/ssh.go
@@ -19,8 +19,8 @@ var Index = &ice.Context{Name: SSH, Help: "终端模块", Commands: map[string]*
 		})
 	}},
 	ice.CTX_EXIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-		if _, ok := m.Target().Server().(*Frame); ok {
-			m.Done(true)
+		if f, ok := m.Target().Server().(*Frame); ok {
+			f.close()
 		}
 		m.Save()
 	}},
diff --git a/core/code/code.go b/core/code/code.go
index 83d88da9..c44a0c09 100644
--- a/core/code/code.go
+++ b/core/code/code.go
@@ -13,7 +13,7 @@ var Index = &ice.Context{Name: CODE, Help: "编程中心", Commands: map[string]
 	ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 		m.Load()
 		m.Conf(PUBLISH, kit.Keym(ice.CONTEXTS), _contexts)
-		m.Cmd(aaa.ROLE, aaa.WHITE, aaa.VOID, "web.code.publish")
+		m.Cmd(aaa.ROLE, aaa.WHITE, aaa.VOID, m.Prefix(PUBLISH))
 	}},
 	ice.CTX_EXIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
 		m.Save()
diff --git a/core/code/go.go b/core/code/go.go
index 933bf656..9101104f 100644
--- a/core/code/go.go
+++ b/core/code/go.go
@@ -211,6 +211,8 @@ func init() {
 						"msg", FUNCTION,
 						"m", FUNCTION,
 
+						"false", STRING,
+						"true", STRING,
 						"nil", STRING,
 						"-1", STRING,
 						"0", STRING,
diff --git a/core/code/js.go b/core/code/js.go
index a84ec1b8..391a536a 100644
--- a/core/code/js.go
+++ b/core/code/js.go
@@ -1,14 +1,14 @@
 package code
 
 import (
+	"path"
+
 	ice "github.com/shylinux/icebergs"
 	"github.com/shylinux/icebergs/base/cli"
 	"github.com/shylinux/icebergs/base/mdb"
 	"github.com/shylinux/icebergs/base/nfs"
 	"github.com/shylinux/icebergs/base/web"
 	kit "github.com/shylinux/toolkits"
-
-	"path"
 )
 
 const JS = "js"
diff --git a/go.sum b/go.sum
index f897e888..9a591e85 100644
--- a/go.sum
+++ b/go.sum
@@ -1,9 +1,13 @@
 github.com/AaronO/go-git-http v0.0.0-20161214145340-1d9485b3a98f/go.mod h1:+6Yuq73F9068Na+mSBNXCvyuxvgw4f/g5ii40e3U8Sc=
 github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
+github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
 github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/kr/pty v1.1.8/go.mod h1:O1sed60cT9XZ5uDucP5qwvh+TE3NnUj51EiZO/lmSfw=
 github.com/shylinux/toolkits v0.2.3 h1:UdE5dUKtc+iVeco9sFrlj98BxVJADYoLNeywTnLrSMc=
 github.com/shylinux/toolkits v0.2.3/go.mod h1:oMwi/N00I2cXenmcAkqikEncTzB4u5JhTQ9mO5xj7sY=
+github.com/shylinux/toolkits v0.2.4 h1:2TaRBYdt15dE9vTUTO++6aF66vOZNd+ruP3be1C4zaY=
+github.com/shylinux/toolkits v0.2.4/go.mod h1:oMwi/N00I2cXenmcAkqikEncTzB4u5JhTQ9mO5xj7sY=
+github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e h1:MRM5ITcdelLK2j1vwZ3Je0FKVCfqOLp5zO6trqMLYs0=
 github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e/go.mod h1:XV66xRDqSt+GTGFMVlhk3ULuV0y9ZmzeVGR4mloJI3M=
 golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
diff --git a/init.go b/init.go
index 884ec9ec..b1a93a4d 100644
--- a/init.go
+++ b/init.go
@@ -1,8 +1,6 @@
 package ice
 
 import (
-	kit "github.com/shylinux/toolkits"
-
 	"fmt"
 	"io"
 	"os"
@@ -10,6 +8,8 @@ import (
 	"sync"
 	"sync/atomic"
 	"time"
+
+	kit "github.com/shylinux/toolkits"
 )
 
 var Info = struct {
diff --git a/meta.go b/meta.go
index e5d62bb1..34109d44 100644
--- a/meta.go
+++ b/meta.go
@@ -1,14 +1,14 @@
 package ice
 
 import (
-	kit "github.com/shylinux/toolkits"
-
 	"bytes"
 	"encoding/csv"
 	"fmt"
 	"sort"
 	"strconv"
 	"strings"
+
+	kit "github.com/shylinux/toolkits"
 )
 
 func (m *Message) Add(key string, arg ...string) *Message {