diff --git a/README.md b/README.md
index d8ea8b7..163eb2c 100644
--- a/README.md
+++ b/README.md
@@ -71,5 +71,5 @@
 * UI框架 [Semantic UI](https://semantic-ui.com/)
 * 依赖管理(所有依赖包放入vendor目录) [govendor](https://github.com/kardianos/govendor)
 
-## 贡献
-欢迎提交PR
+## 反馈
+提交[issue](https://github.com/ouqiang/gocron/issues/new)
diff --git a/build.sh b/build.sh
index 35e9e04..11df9e3 100644
--- a/build.sh
+++ b/build.sh
@@ -52,11 +52,11 @@ if [[ $ARCH != '386' && $ARCH != 'amd64' ]];then
     exit 1
 fi
 
-echo '开始编译'
+echo '开始编译调度中心'
 if [[ $OS = 'windows' ]];then
-    GOOS=$OS GOARCH=$ARCH go build -ldflags '-w -H windowsgui'
+    GOOS=$OS GOARCH=$ARCH go build -tags gocron -ldflags '-w -H windowsgui'
 else
-    GOOS=$OS GOARCH=$ARCH go build -ldflags '-w'
+    GOOS=$OS GOARCH=$ARCH go build -tags gocron -ldflags '-w'
 fi
 
 if [[ $? != 0 ]];then
diff --git a/build_node.sh b/build_node.sh
new file mode 100644
index 0000000..cd9cb69
--- /dev/null
+++ b/build_node.sh
@@ -0,0 +1,83 @@
+#!/usr/bin/env bash
+
+# set -x -u
+# 任务节点打包, 生成压缩包 gocron-node.zip或gocron-node.tar.gz
+# ./build-node.sh -p windows -a amd64
+# 参数含义
+# -p 指定平台(windows|linux|darwin)
+# -a 指定体系架构(amd64|386), 默认amd64
+
+
+# 目标平台 windows,linux,darwin
+OS=''
+# 目标平台架构
+ARCH=''
+# 应用名称
+APP_NAME='gocron-node'
+# 可执行文件名
+EXEC_NAME=''
+# 压缩包名称
+COMPRESS_FILE=''
+
+
+# -p 平台 -a 架构
+while getopts "p:a:" OPT;
+do
+    case $OPT in
+        p) OS=$OPTARG
+        ;;
+        a) ARCH=$OPTARG
+        ;;
+    esac
+done
+
+if [[ -z  $OS ]];then
+    echo "平台不能为空"
+    exit 1
+fi
+
+if [[ $OS != 'windows' && $OS != 'linux' && $OS != 'darwin' ]];then
+    echo '平台错误，支持的平台 windows linux darmin(osx)'
+    exit 1
+fi
+
+if [[ -z $ARCH ]];then
+    ARCH='amd64'
+fi
+
+if [[ $ARCH != '386' && $ARCH != 'amd64' ]];then
+    echo 'arch错误，仅支持 386 amd64'
+    exit 1
+fi
+
+if [[ $OS = 'windows' ]];then
+    EXEC_NAME=${APP_NAME}.exe
+    COMPRESS_FILE=${APP_NAME}-${OS}-${ARCH}.zip
+else
+    EXEC_NAME=${APP_NAME}
+    COMPRESS_FILE=${APP_NAME}-${OS}-${ARCH}.tar.gz
+fi
+
+echo '开始编译任务节点'
+if [[ $OS = 'windows' ]];then
+    GOOS=$OS GOARCH=$ARCH go build -tags node -ldflags '-w -H windowsgui' -o $EXEC_NAME
+else
+    GOOS=$OS GOARCH=$ARCH go build -tags node -ldflags '-w' -o $EXEC_NAME
+fi
+
+if [[ $? != 0 ]];then
+    exit 1
+fi
+echo '编译完成'
+
+if [[ $OS = 'windows' ]];then
+    zip -rq $COMPRESS_FILE  $EXEC_NAME
+else
+    tar czf $COMPRESS_FILE  $EXEC_NAME
+fi
+
+
+rm $EXEC_NAME
+
+echo '打包完成'
+echo '生成压缩文件--' $COMPRESS_FILE
\ No newline at end of file
diff --git a/data/ssh/password/.gitkeep b/data/ssh/password/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/data/ssh/private_key/.gitkeep b/data/ssh/private_key/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/gocron-node.go b/gocron-node.go
new file mode 100644
index 0000000..5e8bcb6
--- /dev/null
+++ b/gocron-node.go
@@ -0,0 +1,20 @@
+// +build node
+// 任务节点
+
+package main
+
+import (
+	"github.com/ouqiang/gocron/modules/rpc/server"
+	"os"
+	"fmt"
+)
+
+func main()  {
+	var addr string
+	if (len(os.Args) < 2) {
+		fmt.Println("usage ./gocron-node addr:port")
+		os.Exit(1)
+	}
+	addr = os.Args[1]
+	server.Start(addr)
+}
\ No newline at end of file
diff --git a/gocron.go b/gocron.go
index 49a48f8..f84b46e 100644
--- a/gocron.go
+++ b/gocron.go
@@ -1,10 +1,7 @@
-package main
+// +build gocron
+// 调度中心
 
-/*--------------------------------------------------------
-                定时任务调度
- 	兼容Linux crontab时间格式语法，最小粒度可精确到每秒
- 	支持通过HTTP、SSH协议执行任务
---------------------------------------------------------*/
+package main
 
 import (
     "github.com/urfave/cli"
diff --git a/models/host.go b/models/host.go
index 10def5f..989490f 100644
--- a/models/host.go
+++ b/models/host.go
@@ -1,14 +1,7 @@
 package models
 
 import (
-    "github.com/ouqiang/gocron/modules/ssh"
     "github.com/go-xorm/xorm"
-    "github.com/ouqiang/gocron/modules/app"
-    "github.com/ouqiang/gocron/modules/utils"
-    "errors"
-    "io/ioutil"
-    "strings"
-    "github.com/ouqiang/gocron/modules/logger"
 )
 
 // 主机
@@ -16,10 +9,8 @@ type Host struct {
     Id        int16     `xorm:"smallint pk autoincr"`
     Name      string    `xorm:"varchar(64) notnull"`             // 主机名称
     Alias     string    `xorm:"varchar(32) notnull default '' "`  // 主机别名
-    Username  string    `xorm:"varchar(32) notnull default '' "`  // ssh 用户名
     Port      int       `xorm:"notnull default 22"`               // 主机端口
     Remark    string    `xorm:"varchar(100) notnull default '' "` // 备注
-    AuthType  ssh.HostAuthType      `xorm:"tinyint notnull default 1"` // 认证方式 1: 密码 2: 公钥
     BaseModel       `xorm:"-"`
 }
 
@@ -34,7 +25,7 @@ func (host *Host) Create() (insertId int16, err error) {
 }
 
 func (host *Host) UpdateBean(id int16) (int64, error)  {
-    return Db.ID(id).Cols("name,alias,username,port,remark,auth_type").Update(host)
+    return Db.ID(id).Cols("name,alias,port,remark").Update(host)
 }
 
 
@@ -76,7 +67,7 @@ func (host *Host) List(params CommonMap) ([]Host, error) {
 
 func (host *Host) AllList() ([]Host, error) {
     list := make([]Host, 0)
-    err := Db.Desc("id").Find(&list)
+    err := Db.Cols("name,port").Desc("id").Find(&list)
 
     return list, err
 }
@@ -87,38 +78,6 @@ func (host *Host) Total(params CommonMap) (int64, error) {
     return session.Count(host)
 }
 
-func (h *Host) GetPasswordByHost(host string) (string, error) {
-    path := app.DataDir + "/ssh/password/" + host
-
-
-    return h.readFile(path)
-}
-
-func (h *Host) GetPrivateKeyByHost(host string) (string,error)  {
-    path := app.DataDir + "/ssh/private_key/" + host
-
-    return h.readFile(path)
-}
-
-func (host *Host) readFile(file string) (string, error) {
-    logger.Debug("认证文件路径: ", file)
-    if !utils.FileExist(file) {
-        return "", errors.New(file + "-认证文件不存在或无权限访问")
-    }
-
-    contentByte, err := ioutil.ReadFile(file)
-    if err != nil {
-        return "", err
-    }
-    content := string(contentByte)
-    content = strings.TrimSpace(content)
-    if content == "" {
-        return "", errors.New("密码为空")
-    }
-
-    return content, nil
-}
-
 // 解析where
 func (host *Host) parseWhere(session *xorm.Session, params CommonMap)  {
     if len(params) == 0 {
diff --git a/models/task.go b/models/task.go
index a77b918..02710d8 100644
--- a/models/task.go
+++ b/models/task.go
@@ -2,17 +2,14 @@ package models
 
 import (
     "time"
-    "github.com/ouqiang/gocron/modules/ssh"
     "github.com/go-xorm/xorm"
-    "github.com/ouqiang/gocron/modules/utils"
 )
 
 type TaskProtocol int8
 
 const (
     TaskHTTP TaskProtocol = iota + 1 // HTTP协议
-    TaskSSH  // SSH命令
-    TaskLocalCommand // 本地命令
+    TaskRPC  // RPC方式执行命令
 )
 
 // 任务
@@ -20,12 +17,12 @@ type Task struct {
     Id       int       `xorm:"int pk autoincr"`
     Name     string    `xorm:"varchar(32) notnull"`              // 任务名称
     Spec     string    `xorm:"varchar(64) notnull"`              // crontab
-    Protocol TaskProtocol  `xorm:"tinyint notnull"`              // 协议 1:http 2:ssh-command 3: 系统命令
+    Protocol TaskProtocol  `xorm:"tinyint notnull"`              // 协议 1:http 2:系统命令
     Command  string    `xorm:"varchar(256) notnull"`             // URL地址或shell命令
     Timeout  int       `xorm:"mediumint notnull default 0"`      // 任务执行超时时间(单位秒),0不限制
     Multi    int8      `xorm:"tinyint notnull default 1"`        // 是否允许多实例运行
     RetryTimes int8    `xorm:"tinyint notnull default 0"`         // 重试次数
-    HostId   int16    `xorm:"smallint notnull default 0"`        // SSH host id，
+    HostId   int16    `xorm:"smallint notnull default 0"`        // RPC host id，
     NotifyStatus int8  `xorm:"smallint notnull default 1"`       // 任务执行结束是否通知 0: 不通知 1: 失败通知 2: 执行结束通知
     NotifyType int8 `xorm:"smallint notnull default 0"`  // 通知类型 1: 邮件 2: slack
     NotifyReceiverId string `xorm:"varchar(256) notnull default '' "` // 通知接受者ID, setting表主键ID，多个ID逗号分隔
@@ -40,9 +37,7 @@ type TaskHost struct {
     Task `xorm:"extends"`
     Name string
     Port int
-    Username string
     Alias string
-    AuthType ssh.HostAuthType
 }
 
 func (TaskHost) TableName() string  {
@@ -69,19 +64,6 @@ func (task *Task) CreateTestTask() {
     task.Command = "http://ip.taobao.com/service/getIpInfo.php?ip=117.27.140.253"
     task.Status = Enabled
     task.Create()
-
-    // 系统命令
-    task.Id = 0
-    task.Name = "测试系统命令任务"
-    task.Protocol = TaskLocalCommand
-    task.Spec = "@every 1m"
-    task.Status = Enabled
-    if utils.IsWindows() {
-        task.Command = "dir"
-    } else {
-        task.Command = "ls"
-    }
-    task.Create()
 }
 
 func (task *Task) UpdateBean(id int) (int64, error)  {
@@ -111,7 +93,7 @@ func (task *Task) Enable(id int) (int64, error) {
 // 获取所有激活任务
 func (task *Task) ActiveList() ([]TaskHost, error) {
     list := make([]TaskHost, 0)
-    fields := "t.*, host.alias,host.name,host.username,host.port,host.auth_type"
+    fields := "t.*, host.alias,host.name,host.port"
     err := Db.Alias("t").Join("LEFT", hostTableName(), "t.host_id=host.id").Where("t.status = ?", Enabled).Cols(fields).Find(&list)
 
     return list, err
@@ -120,7 +102,7 @@ func (task *Task) ActiveList() ([]TaskHost, error) {
 // 获取某个主机下的所有激活任务
 func (task *Task) ActiveListByHostId(hostId int16) ([]TaskHost, error) {
     list := make([]TaskHost, 0)
-    fields := "t.*, host.alias,host.name,host.username,host.port,host.auth_type"
+    fields := "t.*, host.alias,host.name,host.port"
     err := Db.Alias("t").Join("LEFT", hostTableName(), "t.host_id=host.id").Where("t.status = ? AND t.host_id = ?", Enabled, hostId).Cols(fields).Find(&list)
 
     return list, err
@@ -146,7 +128,7 @@ func (task *Task) NameExist(name string, id int) (bool, error)  {
 
 func(task *Task) Detail(id int) (TaskHost, error)  {
     taskHost := TaskHost{}
-    fields := "t.*, host.alias,host.name,host.username,host.port,host.auth_type"
+    fields := "t.*, host.alias,host.name,host.port"
     _, err := Db.Alias("t").Join("LEFT", hostTableName(), "t.host_id=host.id").Where("t.id=?", id).Cols(fields).Get(&taskHost)
 
     return taskHost, err
diff --git a/models/task_log.go b/models/task_log.go
index 5a988ef..382f2ec 100644
--- a/models/task_log.go
+++ b/models/task_log.go
@@ -14,15 +14,14 @@ type TaskLog struct {
     TaskId   int       `xorm:"int notnull index default 0"`       // 任务id
     Name     string    `xorm:"varchar(32) notnull"`               // 任务名称
     Spec     string    `xorm:"varchar(64) notnull"`               // crontab
-    Protocol TaskProtocol  `xorm:"tinyint notnull"`               // 协议 1:http 2:ssh-command 3:系统命令
+    Protocol TaskProtocol  `xorm:"tinyint notnull"`               // 协议 1:http 2:RPC
     Command  string    `xorm:"varchar(256) notnull"`              // URL地址或shell命令
     Timeout  int       `xorm:"mediumint notnull default 0"`       // 任务执行超时时间(单位秒),0不限制
     RetryTimes int8    `xorm:"tinyint notnull default 0"`           // 任务重试次数
-    Hostname string       `xorm:"varchar(128) notnull defalut '' "`   // SSH主机名，逗号分隔
+    Hostname string       `xorm:"varchar(128) notnull defalut '' "`   // RPC主机名，逗号分隔
     StartTime time.Time `xorm:"datetime created"`                   // 开始执行时间
     EndTime   time.Time `xorm:"datetime updated"`                   // 执行完成（失败）时间
     Status    Status    `xorm:"tinyint notnull default 1"`          // 状态 0:执行失败 1:执行中  2:执行完毕 3:任务取消(上次任务未执行完成) 4:异步执行
-    NotifyId  string    `xorm:"varchar(32) notnull default '' "`    // 回调通知ID
     Result    string    `xorm:"mediumtext notnull defalut '' "` // 执行结果
     TotalTime int       `xorm:"-"` // 执行总时长
     BaseModel   `xorm:"-"`
@@ -42,16 +41,6 @@ func (taskLog *TaskLog) Update(id int64, data CommonMap) (int64, error) {
     return Db.Table(taskLog).ID(id).Update(data)
 }
 
-func (taskLog *TaskLog) UpdateStatus(notifyId string, status Status, result string) (int64, error)  {
-    taskLog.Status = status
-    taskLog.Result = result
-    return Db.Cols("status,result").Where("notify_id = ?", notifyId).Update(taskLog)
-}
-
-func (taskLog *TaskLog) setStatus(id int64, status Status) (int64, error) {
-    return taskLog.Update(id, CommonMap{"status": status})
-}
-
 func (taskLog *TaskLog) List(params CommonMap) ([]TaskLog, error) {
     taskLog.parsePageAndPageSize(params)
     list := make([]TaskLog, 0)
@@ -72,17 +61,6 @@ func (taskLog *TaskLog) List(params CommonMap) ([]TaskLog, error) {
     return list, err
 }
 
-// 根据通知ID获取任务ID
-func (taskLog *TaskLog) GetTaskIdByNotifyId(notifyId string) (taskId int, err error) {
-    exist, err := Db.Where("notify_id = ?", notifyId).Get(taskLog)
-    if !exist || err != nil {
-        return
-    }
-    taskId = taskLog.TaskId
-
-    return
-}
-
 // 清空表
 func (taskLog *TaskLog) Clear() (int64, error)  {
     return Db.Where("1=1").Delete(taskLog);
diff --git a/modules/rpc/client/client.go b/modules/rpc/client/client.go
index c57b2d4..f9772a0 100644
--- a/modules/rpc/client/client.go
+++ b/modules/rpc/client/client.go
@@ -2,22 +2,24 @@ package client
 
 import (
     "google.golang.org/grpc"
-    "google.golang.org/grpc/grpclog"
     pb "github.com/ouqiang/gocron/modules/rpc/proto"
     "golang.org/x/net/context"
+    "fmt"
 )
 
-func Start()  {
-    conn, err := grpc.Dial("127.0.0.1:50000", grpc.WithInsecure())
+func Exec(ip string, port int, taskReq *pb.TaskRequest) (output string, err error)  {
+    addr := fmt.Sprintf("%s:%d", ip, port);
+    conn, err := grpc.Dial(addr, grpc.WithInsecure())
     if err != nil {
-        grpclog.Fatal(err)
+        return
     }
     defer conn.Close()
     c := pb.NewTaskClient(conn)
-    req := new(pb.TaskRequest)
-    resp, err := c.Run(context.Background(), req)
+    resp, err := c.Run(context.Background(), taskReq)
     if err != nil {
-        grpclog.Fatal(err)
+        return
     }
-    grpclog.Println(resp.Name)
+    output = resp.Output
+
+    return
 }
\ No newline at end of file
diff --git a/modules/rpc/proto/task.pb.go b/modules/rpc/proto/task.pb.go
index 27720a4..d73010d 100644
--- a/modules/rpc/proto/task.pb.go
+++ b/modules/rpc/proto/task.pb.go
@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: task.proto
-// DO NOT EDIT!
 
 /*
 Package rpc is a generated protocol buffer package.
@@ -35,7 +34,8 @@ var _ = math.Inf
 const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
 
 type TaskRequest struct {
-	Name string `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
+	Command string `protobuf:"bytes,2,opt,name=command" json:"command,omitempty"`
+	Timeout int32  `protobuf:"varint,3,opt,name=timeout" json:"timeout,omitempty"`
 }
 
 func (m *TaskRequest) Reset()                    { *m = TaskRequest{} }
@@ -43,15 +43,22 @@ func (m *TaskRequest) String() string            { return proto.CompactTextStrin
 func (*TaskRequest) ProtoMessage()               {}
 func (*TaskRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
-func (m *TaskRequest) GetName() string {
+func (m *TaskRequest) GetCommand() string {
 	if m != nil {
-		return m.Name
+		return m.Command
 	}
 	return ""
 }
 
+func (m *TaskRequest) GetTimeout() int32 {
+	if m != nil {
+		return m.Timeout
+	}
+	return 0
+}
+
 type TaskResponse struct {
-	Name string `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
+	Output string `protobuf:"bytes,1,opt,name=output" json:"output,omitempty"`
 }
 
 func (m *TaskResponse) Reset()                    { *m = TaskResponse{} }
@@ -59,9 +66,9 @@ func (m *TaskResponse) String() string            { return proto.CompactTextStri
 func (*TaskResponse) ProtoMessage()               {}
 func (*TaskResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
-func (m *TaskResponse) GetName() string {
+func (m *TaskResponse) GetOutput() string {
 	if m != nil {
-		return m.Name
+		return m.Output
 	}
 	return ""
 }
@@ -146,13 +153,15 @@ var _Task_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("task.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 123 bytes of a gzipped FileDescriptorProto
+	// 157 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x2a, 0x49, 0x2c, 0xce,
-	0xd6, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x62, 0x2e, 0x2a, 0x48, 0x56, 0x52, 0xe4, 0xe2, 0x0e,
-	0x49, 0x2c, 0xce, 0x0e, 0x4a, 0x2d, 0x2c, 0x4d, 0x2d, 0x2e, 0x11, 0x12, 0xe2, 0x62, 0xc9, 0x4b,
-	0xcc, 0x4d, 0x95, 0x60, 0x54, 0x60, 0xd4, 0xe0, 0x0c, 0x02, 0xb3, 0x95, 0x94, 0xb8, 0x78, 0x20,
-	0x4a, 0x8a, 0x0b, 0xf2, 0xf3, 0x8a, 0x53, 0xb1, 0xa9, 0x31, 0x32, 0xe1, 0x62, 0x01, 0xa9, 0x11,
-	0xd2, 0xe1, 0x62, 0x0e, 0x2a, 0xcd, 0x13, 0x12, 0xd0, 0x2b, 0x2a, 0x48, 0xd6, 0x43, 0x32, 0x58,
-	0x4a, 0x10, 0x49, 0x04, 0x62, 0x8e, 0x12, 0x43, 0x12, 0x1b, 0xd8, 0x21, 0xc6, 0x80, 0x00, 0x00,
-	0x00, 0xff, 0xff, 0xf0, 0x04, 0x2a, 0x14, 0x96, 0x00, 0x00, 0x00,
+	0xd6, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x62, 0x2e, 0x2a, 0x48, 0x56, 0x72, 0xe4, 0xe2, 0x0e,
+	0x49, 0x2c, 0xce, 0x0e, 0x4a, 0x2d, 0x2c, 0x4d, 0x2d, 0x2e, 0x11, 0x92, 0xe0, 0x62, 0x4f, 0xce,
+	0xcf, 0xcd, 0x4d, 0xcc, 0x4b, 0x91, 0x60, 0x52, 0x60, 0xd4, 0xe0, 0x0c, 0x82, 0x71, 0x41, 0x32,
+	0x25, 0x99, 0xb9, 0xa9, 0xf9, 0xa5, 0x25, 0x12, 0xcc, 0x0a, 0x8c, 0x1a, 0xac, 0x41, 0x30, 0xae,
+	0x92, 0x1a, 0x17, 0x0f, 0xc4, 0x88, 0xe2, 0x82, 0xfc, 0xbc, 0xe2, 0x54, 0x21, 0x31, 0x2e, 0xb6,
+	0xfc, 0xd2, 0x92, 0x82, 0xd2, 0x12, 0x09, 0x46, 0xb0, 0x11, 0x50, 0x9e, 0x91, 0x09, 0x17, 0x0b,
+	0x48, 0x9d, 0x90, 0x0e, 0x17, 0x73, 0x50, 0x69, 0x9e, 0x90, 0x80, 0x5e, 0x51, 0x41, 0xb2, 0x1e,
+	0x92, 0xe5, 0x52, 0x82, 0x48, 0x22, 0x10, 0xb3, 0x94, 0x18, 0x92, 0xd8, 0xc0, 0x8e, 0x35, 0x06,
+	0x04, 0x00, 0x00, 0xff, 0xff, 0x82, 0x08, 0x5d, 0x10, 0xba, 0x00, 0x00, 0x00,
 }
diff --git a/modules/rpc/proto/task.proto b/modules/rpc/proto/task.proto
index cec2402..976cd91 100644
--- a/modules/rpc/proto/task.proto
+++ b/modules/rpc/proto/task.proto
@@ -7,9 +7,10 @@ service Task {
 }
 
 message TaskRequest {
-    string name = 1;
+    string command = 2; // 命令
+    int32 timeout = 3;  // 任务执行超时时间
 }
 
 message TaskResponse {
-    string name = 1;
+    string output = 1; // 命令输出
 }
\ No newline at end of file
diff --git a/modules/rpc/server/server.go b/modules/rpc/server/server.go
index f022117..521d34d 100644
--- a/modules/rpc/server/server.go
+++ b/modules/rpc/server/server.go
@@ -6,25 +6,27 @@ import (
     "google.golang.org/grpc/grpclog"
     "google.golang.org/grpc"
     pb "github.com/ouqiang/gocron/modules/rpc/proto"
+    "github.com/ouqiang/gocron/modules/utils"
 )
 
 type Server struct {}
 
 func (s Server) Run(ctx context.Context, req *pb.TaskRequest) (*pb.TaskResponse, error)  {
+    output, err := utils.ExecShellWithTimeout(int(req.Timeout), req.Command)
     resp := new(pb.TaskResponse)
-    resp.Name = "gRPC"
+    resp.Output = output
 
-    return resp, nil
+    return resp, err
 }
 
-func Start()  {
-    l, err := net.Listen("tcp", "127.0.0.1:50000")
+func Start(addr string)  {
+    l, err := net.Listen("tcp", addr)
     if err != nil {
         grpclog.Fatal(err)
     }
     s := grpc.NewServer()
     pb.RegisterTaskServer(s, Server{})
-    grpclog.Println("listen address ", "127.0.0.1:50000")
+    grpclog.Println("listen address ", addr)
     s.Serve(l)
 }
 
diff --git a/modules/utils/utils_unix.go b/modules/utils/utils_unix.go
index 9922f74..916ed9a 100644
--- a/modules/utils/utils_unix.go
+++ b/modules/utils/utils_unix.go
@@ -6,21 +6,15 @@ import (
     "os/exec"
     "syscall"
     "time"
-    "fmt"
 )
 
 // 执行shell命令，可设置执行超时时间
-func ExecShellWithTimeout(timeout int, command string, args... string) (string, error)  {
-    cmd := exec.Command(command, args...)
+func ExecShellWithTimeout(timeout int, command string) (string, error)  {
+    cmd := exec.Command("/bin/bash", "-c", command)
     cmd.SysProcAttr = &syscall.SysProcAttr{
         Setpgid: true,
     }
 
-    // 后台运行
-    if timeout == -1 {
-        go cmd.CombinedOutput()
-        return "", nil
-    }
     // 不限制超时
     if timeout == 0 {
         output ,err := cmd.CombinedOutput()
@@ -36,9 +30,4 @@ func ExecShellWithTimeout(timeout int, command string, args... string) (string,
     timer.Stop()
 
     return string(output), err
-}
-
-// 格式化环境变量
-func FormatEnv(key, value string) string {
-    return fmt.Sprintf("export %s=%s;", key, value)
 }
\ No newline at end of file
diff --git a/modules/utils/utils_windows.go b/modules/utils/utils_windows.go
index 4e59e8f..f5bfbf5 100644
--- a/modules/utils/utils_windows.go
+++ b/modules/utils/utils_windows.go
@@ -7,23 +7,18 @@ import (
     "time"
     "os/exec"
     "strconv"
-    "fmt"
 )
 
 // 执行shell命令，可设置执行超时时间
-func ExecShellWithTimeout(timeout int, command string, args... string) (string, error)  {
-    cmd := exec.Command(command, args...)
+func ExecShellWithTimeout(timeout int, command string) (string, error)  {
+    cmd := exec.Command("cmd", "/C", command)
     // 隐藏cmd窗口
     cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
-    // 后台运行
-    if timeout == -1 {
-        go cmd.CombinedOutput()
-        return "", nil
-    }
     // 不限制超时
     if timeout <= 0 {
         output ,err := cmd.CombinedOutput()
-        return string(output), err
+
+        return ConvertEncoding(string(output), err)
     }
 
     d := time.Duration(timeout) * time.Second
@@ -35,10 +30,15 @@ func ExecShellWithTimeout(timeout int, command string, args... string) (string,
     output ,err := cmd.CombinedOutput()
     timer.Stop()
 
-    return string(output), err
+    return ConvertEncoding(string(output), err)
 }
 
-// 格式化环境变量
-func FormatEnv(key, value string) string {
-    return fmt.Sprintf("set %s=%s & ", key, value)
+func ConvertEncoding(outputGBK string, err error) (string, error) {
+    // windows平台编码为gbk，需转换为utf8才能入库
+    outputUTF8, ok := GBK2UTF8(outputGBK)
+    if ok {
+        return outputUTF8, err
+    }
+
+    return "命令输出转换编码失败(gbk to utf8)", err
 }
\ No newline at end of file
diff --git a/routers/host/host.go b/routers/host/host.go
index 56c1244..0207515 100644
--- a/routers/host/host.go
+++ b/routers/host/host.go
@@ -6,7 +6,6 @@ import (
     "github.com/ouqiang/gocron/modules/utils"
     "github.com/ouqiang/gocron/modules/logger"
     "strconv"
-    "github.com/ouqiang/gocron/modules/ssh"
     "github.com/ouqiang/gocron/service"
     "github.com/Unknwon/paginater"
     "fmt"
@@ -56,52 +55,11 @@ func Edit(ctx *macaron.Context)  {
     ctx.HTML(200, "host/host_form")
 }
 
-func Ping(ctx *macaron.Context) string  {
-    id := ctx.ParamsInt(":id")
-    hostModel := new(models.Host)
-    err := hostModel.Find(id)
-    json := utils.JsonResponse{}
-    if err != nil || hostModel.Id <= 0{
-        return json.CommonFailure("主机不存在", err)
-    }
-
-    sshConfig := ssh.SSHConfig{}
-    sshConfig.User = hostModel.Username
-    sshConfig.Host = hostModel.Name
-    sshConfig.Port = hostModel.Port
-    sshConfig.ExecTimeout = 5
-    sshConfig.AuthType = hostModel.AuthType
-    var password string
-    var privateKey string
-    if hostModel.AuthType == ssh.HostPassword {
-        password, err = hostModel.GetPasswordByHost(hostModel.Name)
-        if err != nil {
-            return json.CommonFailure(err.Error(), err)
-        }
-        sshConfig.Password = password
-    } else {
-        privateKey, err = hostModel.GetPrivateKeyByHost(hostModel.Name)
-        if err != nil {
-            return json.CommonFailure(err.Error(), err)
-        }
-        sshConfig.PrivateKey = privateKey
-    }
-
-    _, err = ssh.Exec(sshConfig, "pwd")
-    if err != nil {
-        return json.CommonFailure("连接失败-" + err.Error(), err)
-    }
-
-    return json.Success("连接成功", nil)
-}
-
 type HostForm struct {
     Id int16
     Name string `binding:"Required;MaxSize(64)"`
     Alias string `binding:"Required;MaxSize(32)"`
-    Username string `binding:"Required;MaxSize(32)"`
     Port int `binding:"Required;Range(1-65535)"`
-    AuthType ssh.HostAuthType `binding:"Required:Range(1,2)"`
     Remark string
 }
 
@@ -129,10 +87,8 @@ func Store(ctx *macaron.Context, form HostForm) string  {
 
     hostModel.Name = form.Name
     hostModel.Alias = form.Alias
-    hostModel.Username = form.Username
     hostModel.Port = form.Port
     hostModel.Remark = form.Remark
-    hostModel.AuthType = form.AuthType
     isCreate := false
     if id > 0 {
         _, err = hostModel.UpdateBean(id)
diff --git a/routers/routers.go b/routers/routers.go
index 0ebb5b3..4502a56 100644
--- a/routers/routers.go
+++ b/routers/routers.go
@@ -69,7 +69,6 @@ func Register(m *macaron.Macaron) {
     m.Group("/host", func() {
         m.Get("/create", host.Create)
         m.Get("/edit/:id", host.Edit)
-        m.Get("/ping/:id", host.Ping)
         m.Post("/store", binding.Bind(host.HostForm{}), host.Store)
         m.Get("", host.Index)
         m.Post("/remove/:id", host.Remove)
@@ -97,7 +96,6 @@ func Register(m *macaron.Macaron) {
 
     // API
     m.Group("/api/v1", func() {
-       m.Route("/tasklog/update-status", "GET,POST", tasklog.UpdateStatus)
        m.Post("/tasklog/remove/:id", tasklog.Remove)
        m.Post("/delaytask/push", delaytask.Create)
        m.Post("/delaytask/log/remove/:id", delaytask.Remove)
diff --git a/routers/task/task.go b/routers/task/task.go
index e8463c9..1a3dbf2 100644
--- a/routers/task/task.go
+++ b/routers/task/task.go
@@ -20,9 +20,9 @@ type TaskForm struct {
     Id int
     Name string `binding:"Required;MaxSize(32)"`
     Spec string `binding:"Required;MaxSize(64)"`
-    Protocol models.TaskProtocol `binding:"In(1,2,3)"`
+    Protocol models.TaskProtocol `binding:"In(1,2)"`
     Command string `binding:"Required;MaxSize(256)"`
-    Timeout int `binding:"Range(-1,86400)"`
+    Timeout int `binding:"Range(0,86400)"`
     Multi  int8 `binding:"In(1,2)"`
     RetryTimes int8
     HostId int16
@@ -111,11 +111,11 @@ func Store(ctx *macaron.Context, form TaskForm) string  {
         return json.CommonFailure("任务名称已存在")
     }
 
-    if form.Protocol == models.TaskSSH && form.HostId <= 0 {
+    if form.Protocol == models.TaskRPC && form.HostId <= 0 {
         return json.CommonFailure("请选择主机名")
     }
 
-    if form.Protocol != models.TaskHTTP {
+    if form.Protocol == models.TaskRPC {
         taskModel.HostId = form.HostId
     } else {
         taskModel.HostId = 0
@@ -142,9 +142,6 @@ func Store(ctx *macaron.Context, form TaskForm) string  {
         if !strings.HasPrefix(command, "http://") && !strings.HasPrefix(command, "https://") {
             return json.CommonFailure("请输入正确的URL地址")
         }
-        if taskModel.Timeout == -1 {
-            return json.CommonFailure("HTTP任务不支持后台运行")
-        }
         if taskModel.Timeout > 300 {
             return json.CommonFailure("HTTP任务超时时间不能超过300秒")
         }
@@ -155,10 +152,6 @@ func Store(ctx *macaron.Context, form TaskForm) string  {
     }
 
 
-    if taskModel.Protocol != models.TaskSSH {
-        taskModel.HostId = 0
-    }
-
     if id == 0 {
         id, err = taskModel.Create()
     } else {
diff --git a/routers/tasklog/task_log.go b/routers/tasklog/task_log.go
index b966035..dc7dfb3 100644
--- a/routers/tasklog/task_log.go
+++ b/routers/tasklog/task_log.go
@@ -11,8 +11,6 @@ import (
     "fmt"
     "html/template"
     "github.com/ouqiang/gocron/routers/base"
-    "github.com/ouqiang/gocron/service"
-    "errors"
 )
 
 func Index(ctx *macaron.Context)  {
@@ -66,51 +64,6 @@ func Remove(ctx *macaron.Context) string {
     return json.Success("删除成功", nil)
 }
 
-// 更新任务状态
-func UpdateStatus(ctx *macaron.Context) string {
-    id := ctx.QueryTrim("id")
-    status := ctx.QueryInt("status")
-    result := ctx.QueryTrim("result")
-    json := utils.JsonResponse{}
-
-    if id == "" {
-        return json.CommonFailure("任务ID不能为空")
-    }
-    if status != 1 && status != 2 {
-        return json.CommonFailure("status值错误")
-    }
-    if status == 1 {
-        status -= 1
-    }
-    taskLogModel := new(models.TaskLog)
-    affectRows, err := taskLogModel.UpdateStatus(id, models.Status(status), result)
-    if err != nil || affectRows == 0 {
-        return json.CommonFailure("更新任务状态失败")
-    }
-
-    // 发送通知
-    taskId, err := taskLogModel.GetTaskIdByNotifyId(id)
-    if err != nil || taskId <= 0 {
-        logger.Error("异步任务回调#根据notify-id获取taskId失败", err)
-        return json.Success("success", nil)
-    }
-    taskModel := new(models.Task)
-    task, err := taskModel.Detail(taskId)
-    if err != nil || task.Id <= 0 {
-        logger.Error("异步任务回调#根据获取任务详情失败", err)
-        return json.Success("success", nil)
-    }
-
-    taskResult := service.TaskResult{}
-    taskResult.Result = result
-    if status == 0 {
-        taskResult.Err = errors.New("error")
-    }
-    service.SendNotification(task, taskResult)
-
-    return json.Success("success", nil)
-}
-
 // 解析查询参数
 func parseQueryParams(ctx *macaron.Context) (models.CommonMap) {
     var params models.CommonMap = models.CommonMap{}
diff --git a/service/task.go b/service/task.go
index cc6e2e7..ec7ca05 100644
--- a/service/task.go
+++ b/service/task.go
@@ -5,14 +5,14 @@ import (
     "strconv"
     "time"
     "github.com/ouqiang/gocron/modules/logger"
-    "github.com/ouqiang/gocron/modules/ssh"
     "github.com/jakecoffman/cron"
-    "github.com/ouqiang/gocron/modules/utils"
     "errors"
     "fmt"
     "github.com/ouqiang/gocron/modules/httpclient"
     "github.com/ouqiang/gocron/modules/notify"
     "sync"
+    rpcClient "github.com/ouqiang/gocron/modules/rpc/client"
+    pb "github.com/ouqiang/gocron/modules/rpc/proto"
 )
 
 // 定时任务调度管理器
@@ -76,7 +76,6 @@ type TaskResult struct {
     Result string
     Err error
     RetryTimes int8
-    IsAsync bool
 }
 
 // 初始化任务, 从数据库取出所有任务, 添加到定时任务并运行
@@ -137,38 +136,6 @@ type Handler interface {
     Run(taskModel models.TaskHost) (string, error)
 }
 
-// 本地命令
-type LocalCommandHandler struct {}
-
-// 运行本地命令
-func (h *LocalCommandHandler) Run(taskModel models.TaskHost) (string, error)  {
-    if taskModel.Command == "" {
-        return "", errors.New("invalid command")
-    }
-
-    if utils.IsWindows() {
-        return h.runOnWindows(taskModel)
-    }
-
-    return h.runOnUnix(taskModel)
-}
-
-// 执行Windows命令
-func (h *LocalCommandHandler) runOnWindows(taskModel models.TaskHost) (string, error) {
-    outputGBK, err := utils.ExecShellWithTimeout(taskModel.Timeout, "cmd", "/C", taskModel.Command)
-    // windows平台编码为gbk，需转换为utf8才能入库
-    outputUTF8, ok := utils.GBK2UTF8(outputGBK)
-    if ok {
-        return outputUTF8, err
-    }
-
-    return "命令输出转换编码失败(gbk to utf8)", err
-}
-
-// 执行Unix命令
-func (h *LocalCommandHandler) runOnUnix(taskModel models.TaskHost) (string, error)  {
-    return utils.ExecShellWithTimeout(taskModel.Timeout, "/bin/bash", "-c", taskModel.Command)
-}
 
 // HTTP任务
 type HTTPHandler struct{}
@@ -189,42 +156,20 @@ func (h *HTTPHandler) Run(taskModel models.TaskHost) (result string, err error)
     return resp.Body, err
 }
 
-// SSH-command任务
-type SSHCommandHandler struct{}
+// RPC调用执行任务
+type RPCHandler struct {}
 
-func (h *SSHCommandHandler) Run(taskModel models.TaskHost) (string, error) {
-    hostModel := new(models.Host)
-    err := hostModel.Find(int(taskModel.HostId))
-    if err != nil {
-        return "", err
-    }
-    sshConfig := ssh.SSHConfig{}
-    sshConfig.User = hostModel.Username
-    sshConfig.Host = hostModel.Name
-    sshConfig.Port = hostModel.Port
-    sshConfig.ExecTimeout = taskModel.Timeout
-    sshConfig.AuthType = hostModel.AuthType
-    var password string
-    var privateKey string
-    if hostModel.AuthType == ssh.HostPassword {
-        password, err = hostModel.GetPasswordByHost(hostModel.Name)
-        if err != nil {
-            return "", err
-        }
-        sshConfig.Password = password
-    } else {
-        privateKey, err = hostModel.GetPrivateKeyByHost(hostModel.Name)
-        if err != nil {
-            return "", err
-        }
-        sshConfig.PrivateKey = privateKey
-    }
+func (h *RPCHandler) Run(taskModel models.TaskHost) (result string, err error)  {
+    taskRequest := new(pb.TaskRequest)
+    taskRequest.Timeout = int32(taskModel.Timeout)
+    taskRequest.Command = taskModel.Command
 
-    return ssh.Exec(sshConfig, taskModel.Command)
+    return rpcClient.Exec(taskModel.Name, taskModel.Port, taskRequest)
 }
 
+
 // 创建任务日志
-func createTaskLog(taskModel models.TaskHost, status models.Status) (int64, string, error) {
+func createTaskLog(taskModel models.TaskHost, status models.Status) (int64, error) {
     taskLogModel := new(models.TaskLog)
     taskLogModel.TaskId = taskModel.Id
     taskLogModel.Name = taskModel.Task.Name
@@ -232,20 +177,14 @@ func createTaskLog(taskModel models.TaskHost, status models.Status) (int64, stri
     taskLogModel.Protocol = taskModel.Protocol
     taskLogModel.Command = taskModel.Command
     taskLogModel.Timeout = taskModel.Timeout
-    if taskModel.Protocol == models.TaskSSH {
+    if taskModel.Protocol == models.TaskRPC {
         taskLogModel.Hostname = taskModel.Alias + "-" + taskModel.Name
     }
     taskLogModel.StartTime = time.Now()
     taskLogModel.Status = status
-    // SSH执行远程命令，后台运行
-    var notifyId string = ""
-    if taskModel.Timeout == -1 {
-        notifyId = utils.RandString(32);
-        taskLogModel.NotifyId = notifyId;
-    }
     insertId, err := taskLogModel.Create()
 
-    return insertId, notifyId, err
+    return insertId, err
 }
 
 // 更新任务日志
@@ -255,9 +194,7 @@ func updateTaskLog(taskLogId int64, taskResult TaskResult) (int64, error) {
     var result string = taskResult.Result
     if taskResult.Err != nil {
         status = models.Failure
-    } else if taskResult.IsAsync {
-        status = models.Background
-    } else {
+    }  else {
         status = models.Finish
     }
     return taskLogModel.Update(taskLogId, models.CommonMap{
@@ -276,7 +213,7 @@ func createJob(taskModel models.TaskHost) cron.FuncJob {
     taskFunc := func() {
         TaskNum.Add()
         defer TaskNum.Done()
-        taskLogId := beforeExecJob(&taskModel)
+        taskLogId := beforeExecJob(taskModel)
         if taskLogId <= 0 {
             return
         }
@@ -294,37 +231,26 @@ func createHandler(taskModel models.TaskHost) Handler  {
     switch taskModel.Protocol {
         case models.TaskHTTP:
             handler = new(HTTPHandler)
-        case models.TaskSSH:
-            handler = new(SSHCommandHandler)
-        case models.TaskLocalCommand:
-            handler = new(LocalCommandHandler)
+        case models.TaskRPC:
+            handler = new(RPCHandler)
     }
 
     return handler;
 }
 
-func beforeExecJob(taskModel *models.TaskHost) (taskLogId int64)  {
+func beforeExecJob(taskModel models.TaskHost) (taskLogId int64)  {
     if taskModel.Multi == 0 && runInstance.has(taskModel.Id) {
-        createTaskLog(*taskModel, models.Cancel)
+        createTaskLog(taskModel, models.Cancel)
         return
     }
     if taskModel.Multi == 0 {
         runInstance.add(taskModel.Id)
     }
-    taskLogId, notifyId, err := createTaskLog(*taskModel, models.Running)
+    taskLogId, err := createTaskLog(taskModel, models.Running)
     if err != nil {
         logger.Error("任务开始执行#写入任务日志失败-", err)
         return
     }
-    // 设置notifyId到环境变量中
-    if notifyId != "" {
-        envName := "GOCRON_TASK_ID"
-        if taskModel.Protocol == models.TaskSSH {
-            taskModel.Command = fmt.Sprintf("%s%s", utils.FormatUnixEnv(envName, notifyId), taskModel.Command)
-        } else {
-            taskModel.Command = fmt.Sprintf("%s%s", utils.FormatEnv(envName, notifyId), taskModel.Command)
-        }
-    }
 
     logger.Debugf("任务命令-%s", taskModel.Command)
 
@@ -335,16 +261,10 @@ func afterExecJob(taskModel models.TaskHost, taskResult TaskResult, taskLogId in
     if taskResult.Err != nil {
         taskResult.Result = taskResult.Err.Error() + "\n" + taskResult.Result
     }
-    if taskModel.Timeout == -1 {
-        taskResult.IsAsync = true
-    }
     _, err := updateTaskLog(taskLogId, taskResult)
     if err != nil {
         logger.Error("任务结束#更新任务日志失败-", err)
     }
-    if taskResult.IsAsync {
-        return
-    }
 
     SendNotification(taskModel, taskResult)
 }
diff --git a/templates/host/host_form.html b/templates/host/host_form.html
index be7f254..33d7637 100644
--- a/templates/host/host_form.html
+++ b/templates/host/host_form.html
@@ -17,9 +17,15 @@
             <input type="hidden" name="id" value="{{{.Host.Id}}}">
             <div class="four fields">
                 <div class="field">
-                    <label>主机名 (域名或IP)</label>
+                    <label>主机名</label>
                     <div class="ui small input">
-                        <input type="text"  name="name" value="{{{.Host.Name}}}">
+                        <input type="text"  name="name" value="{{{.Host.Name}}}" placeholder="192.168.50.154">
+                    </div>
+                </div>
+                <div class="field">
+                    <label>端口</label>
+                    <div class="ui small  input">
+                        <input type="text"  name="port" value="{{{.Host.Port}}}" placeholder="5921">
                     </div>
                 </div>
                 <div class="field">
@@ -29,35 +35,6 @@
                     </div>
                 </div>
             </div>
-            <div class="four fields">
-                <div class="field">
-                    <label>SSH用户名</label>
-                    <div class="ui small  input">
-                        <input type="text"  name="username" value="{{{.Host.Username}}}">
-                    </div>
-                </div>
-                <div class="field">
-                    <label>SSH端口</label>
-                    <div class="ui small  input">
-                        <input type="text"  name="port" value="{{{.Host.Port}}}">
-                    </div>
-                </div>
-            </div>
-            <div class="fields">
-                <div class="field">
-                    <div class="ui blue message">
-                        密码认证: 把密码写入文件 gocron根目录/data/ssh/password/主机名<br>
-                        例: echo '12345678'  >  data/ssh/password/127.0.0.1<br><br>
-                        公钥认证: 把私钥写入文件 gocron根目录/data/ssh/private_key/主机名<br>
-                        例: cp ~/.ssh/id_rsa   data/ssh/private_key/127.0.0.1
-                    </div>
-                    <label>认证方式</label>
-                    <select name="auth_type" id="authType">
-                            <option value="2" {{{if .Host}}} {{{if eq .Host.AuthType 2}}}selected {{{end}}} {{{end}}} data-validate-type="selectPrivateKey" data-match="private_key">公钥</option>
-                            <option value="1" {{{if .Host}}} {{{if eq .Host.AuthType 1}}}selected {{{end}}} {{{end}}} data-validate-type="selectPassword" data-match="password">密码</option>
-                    </select>
-                </div>
-            </div>
             <div class="two fields">
                 <div class="field">
                     <label>备注</label>
@@ -112,19 +89,6 @@
                             }
                         ]
                     },
-                    username: {
-                        identifier  : 'username',
-                        rules: [
-                            {
-                                type   : 'empty',
-                                prompt : '请输入SSH用户名'
-                            },
-                            {
-                                type   : 'maxLength[32]',
-                                prompt : '长度不能超过32'
-                            }
-                        ]
-                    },
                     port: {
                         identifier  : 'port',
                         rules: [
diff --git a/templates/host/index.html b/templates/host/index.html
index 56f5a49..c775f75 100644
--- a/templates/host/index.html
+++ b/templates/host/index.html
@@ -35,7 +35,6 @@
                 <th>ID</th>
                 <th>主机名</th>
                 <th>别名</th>
-                <th>用户名</th>
                 <th>端口</th>
                 <th>备注</th>
                 <th>操作</th>
@@ -47,7 +46,6 @@
                 <td>{{{.Id}}}</td>
                 <td>{{{.Name}}}</td>
                 <td>{{{.Alias}}}</td>
-                <td>{{{.Username}}}</td>
                 <td>{{{.Port}}}</td>
                 <td>{{{.Remark}}}</td>
                 <td class="operation">
@@ -55,7 +53,6 @@
                     <button class="ui positive button" onclick="util.removeConfirm('/host/remove/{{{.Id}}}')">删除</button><br>
                     <div style="margin-top: 5px;">
                         <a class="ui twitter button" href="/task?host_id={{{.Id}}}">查看任务</a>
-                        <button class="ui blue button" @click="ping({{{.Id}}})">连接测试</button>
                     </div>
                 </td>
             </tr>
@@ -66,23 +63,4 @@
     </div>
 </div>
 
-<script type="text/javascript">
-    var Vue = new Vue({
-       el: '.ui.striped.table',
-       methods: {
-           ping: function(id) {
-               swal({
-                   title: '',
-                   text: "连接中.......",
-                   type: 'info',
-                   showConfirmButton: false
-               });
-               util.get("/host/ping/" + id, function(code, message) {
-                   swal('操作成功', '连接成功', 'success');
-               })
-           }
-       }
-    });
-</script>
-
 {{{ template "common/footer" . }}}
\ No newline at end of file
diff --git a/templates/task/index.html b/templates/task/index.html
index 1e54776..3a4daca 100644
--- a/templates/task/index.html
+++ b/templates/task/index.html
@@ -33,8 +33,7 @@
                 <div class="field">
                     <select name="protocol" id="protocol">
                         <option value="0">执行方式</option>
-                        <option value="3" {{{if eq .Params.Protocol 3}}}selected{{{end}}}>系统命令</option>
-                        <option value="2"  {{{if eq .Params.Protocol 2}}}selected{{{end}}} data-match="host_id" data-validate-type="selectProtocol">SSH</option>
+                        <option value="2"  {{{if eq .Params.Protocol 2}}}selected{{{end}}} data-match="host_id" data-validate-type="selectProtocol">RPC</option>
                         <option value="1"  {{{if eq .Params.Protocol 1}}}selected{{{end}}}>HTTP</option>
                     </select>
                 </div>
@@ -71,7 +70,7 @@
                         <td>{{{.Id}}}</td>
                         <td>{{{.Task.Name}}}</td>
                         <td>{{{.Spec}}}</td>
-                        <td>{{{if eq .Protocol 1}}} HTTP {{{else if eq .Protocol 2}}} SSH {{{else if eq .Protocol 3}}}本地命令{{{end}}}</td>
+                        <td>{{{if eq .Protocol 1}}} HTTP {{{else if eq .Protocol 2}}} RPC {{{end}}}</td>
                         <td>{{{if eq .Timeout -1}}}后台运行{{{else if gt .Timeout 0}}}{{{.Timeout}}}秒{{{else}}}不限制{{{end}}}</td>
                         <td>{{{.RetryTimes}}}</td>
                         <td>{{{if gt .Multi 0}}}否{{{else}}}是{{{end}}}</td>
diff --git a/templates/task/log.html b/templates/task/log.html
index 419774a..c387f6e 100644
--- a/templates/task/log.html
+++ b/templates/task/log.html
@@ -30,8 +30,7 @@
                 <div class="field">
                     <select name="protocol" id="protocol">
                         <option value="0">执行方式</option>
-                        <option value="3" {{{if eq .Params.Protocol 3}}}selected{{{end}}}>系统命令</option>
-                        <option value="2"  {{{if eq .Params.Protocol 2}}}selected{{{end}}} data-match="host_id" data-validate-type="selectProtocol">SSH</option>
+                        <option value="2"  {{{if eq .Params.Protocol 2}}}selected{{{end}}} data-match="host_id" data-validate-type="selectProtocol">RPC</option>
                         <option value="1"  {{{if eq .Params.Protocol 1}}}selected{{{end}}}>HTTP</option>
                     </select>
                 </div>
@@ -71,7 +70,7 @@
                 <td><a href="/task?id={{{.TaskId}}}">{{{.TaskId}}}</a></td>
                 <td>{{{.Name}}}</td>
                 <td>{{{.Spec}}}</td>
-                <td>{{{if eq .Protocol 1}}} HTTP {{{else if eq .Protocol 2}}} SSH {{{else}}} 系统命令 {{{end}}}</td>
+                <td>{{{if eq .Protocol 1}}} HTTP {{{else if eq .Protocol 2}}} RPC {{{end}}}</td>
                 <td>{{{if eq .Timeout -1}}}后台运行{{{else if gt .Timeout 0}}}{{{.Timeout}}}秒{{{else}}}不限制{{{end}}}</td>
                 <td>{{{.RetryTimes}}}</td>
                 <td>{{{.Hostname}}}</td>
diff --git a/templates/task/task_form.html b/templates/task/task_form.html
index ef685d4..bfaf3e5 100644
--- a/templates/task/task_form.html
+++ b/templates/task/task_form.html
@@ -39,8 +39,7 @@
             <div class="field">
                 <label>执行方式</label>
                 <select name="protocol" id="protocol">
-                    <option value="3" {{{if .Task}}} {{{if eq .Task.Protocol 3}}}selected{{{end}}} {{{end}}}>系统命令</option>
-                    <option value="2" {{{if .Task}}} {{{if eq .Task.Protocol 2}}}selected{{{end}}} {{{end}}} data-match="host_id" data-validate-type="selectProtocol">SSH</option>
+                    <option value="2" {{{if .Task}}} {{{if eq .Task.Protocol 2}}}selected{{{end}}} {{{end}}} data-match="host_id" data-validate-type="selectProtocol">RPC</option>
                     <option value="1" {{{if .Task}}} {{{if eq .Task.Protocol 1}}}selected{{{end}}} {{{end}}}>HTTP</option>
                 </select>
             </div>
@@ -49,7 +48,7 @@
             <div class="field">
                 <label>主机</label>
                 <div class="ui blue message">
-                    <pre>选择SSH协议时，需选择执行主机</pre>
+                    <pre>选择RPC协议时，需选择执行主机</pre>
                 </div>
                 <select name="host_id" id="hostId">
                     <option value="">选择主机</option>
@@ -183,9 +182,6 @@
             case '2':
                 $('#command').attr('placeholder', '请输入shell命令');
                 break;
-            case '3':
-                $('#command').attr('placeholder', '请输入系统命令');
-                break;
         }
     }
 
diff --git a/upload_package_to_qiniu.sh b/upload_package_to_qiniu.sh
index 245b05a..2a6a28c 100644
--- a/upload_package_to_qiniu.sh
+++ b/upload_package_to_qiniu.sh
@@ -14,6 +14,10 @@ do
     if [[ $? != 0 ]];then
         break
     fi
+    ./build_node.sh -p $i
+    if [[ $? != 0 ]];then
+        break
+    fi
 done
 
 # 身份认证