Exemplo n.º 1
0
func (t *MIB_TCPTABLE2) String() string {
	common.Info("================  tcp table ======================= %v", t.dwNumEntries)
	for i := uint32(0); i < uint32(t.dwNumEntries); i++ {
		row := t.table[i]
		common.Info("%v\t%v:%v", row, row.displayIP(row.dwRemoteAddr), row.displayPort(row.dwRemotePort))
	}
	common.Info("================  tcp table end =======================")
	return "======================================="
}
Exemplo n.º 2
0
func doProcess() bool {
	success := true
	hostsIPMap := getHostsIpMap()
	overwriteSystemHosts()
	processNameMap := GetProcessNameMap()
	table := getTCPTable()
	for i := uint32(0); i < uint32(table.dwNumEntries); i++ {
		row := table.table[i]
		ip := row.displayIP(row.dwRemoteAddr)
		port := row.displayPort(row.dwRemotePort)
		if row.dwOwningPid <= 0 {
			continue
		}
		if port != 80 && port != 443 {
			continue
		}
		process := strings.ToLower(processNameMap[uint32(row.dwOwningPid)])
		if hostsIPMap[ip] || common.BrowserMap[process] {
			if err := CloseTCPEntry(row); err != nil {
				common.Error("Fail to close TCP connections: Process = %v, Pid = %v, Addr = %v:%v", process, row.dwOwningPid, ip, port)
				success = false
			} else {
				common.Info("Succeed to close TCP connections: Process = %v, Pid = %v, Addr = %v:%v", process, row.dwOwningPid, ip, port)
			}
		}
	}
	return success
}
Exemplo n.º 3
0
func FireHostsSwitch() bool {
	common.Info("============================== Fire hosts switch ==============================")
	// if batcher != nil {
	// 	batcher.Close()
	// }
	return doProcess()
	// batcher = initSystemHostsWatcher()
	// go startSystemHostsWatcher()
}
Exemplo n.º 4
0
func ReadCurrentHostConfig() []byte {
	model := conf.Config.HostConfigModel
	index := conf.Config.CurrentHostIndex
	if length := len(model.Roots); index < 0 || length <= 0 || index >= length {
		return nil
	}
	bytes, err := ioutil.ReadFile("conf/hosts/" + model.RootAt(index).Text() + ".hosts")
	if err != nil {
		common.Info("Error reading host config: %v", err)
		return nil
	}
	return bytes
}
Exemplo n.º 5
0
func watchPidFile() {
	batcher, err := New(time.Millisecond * 50)
	if err != nil {
		common.Error("Fail to initialize batcher")
		return
	}
	if err := batcher.Add(pidFilePath); err != nil {
		common.Error("Fail to add pid file: %s", pidFilePath)
		return
	}
	for events := range batcher.Events {
		for _, event := range events {
			if event.Op&fsnotify.Write == fsnotify.Write {
				common.Info("modified file: %v", event)
				trigger <- true
				break
			}
		}
	}
}
Exemplo n.º 6
0
func readHostConfigMap(path string) map[string]string {
	hostConfigMap := make(map[string]string)
	file, err := os.Open(path)
	if err != nil {
		common.Info("Fail to open system_hosts: %s", err)
	}
	defer file.Close()
	scanner := bufio.NewScanner(file)
	for scanner.Scan() {
		line := strings.TrimSpace(scanner.Text())
		if line != "" && !strings.HasPrefix(line, "#") {
			config := strings.Fields(line)
			if len(config) == 2 {
				hostConfigMap[config[1]] = config[0]
			}
		}
	}
	if err := scanner.Err(); err != nil {
		common.Error("Fail to read system_hosts: %s", err)
	}
	return hostConfigMap
}
Exemplo n.º 7
0
func metrics(funcName string) func(now time.Time) {
	return func(now time.Time) {
		common.Info("Processing [%v] costs %v", funcName, time.Since(now))
	}
}
Exemplo n.º 8
0
func newToolBar() ToolBar {
	tb := ToolBar{
		ButtonStyle: ToolBarButtonImageBeforeText,
		Items: []MenuItem{
			Action{
				AssignTo: &(context.addButton),
				Text:     "新增",
				Image:    "res/add.png",
				// Enabled: Bind("isSpecialMode && enabledCB.Checked"),
				OnTriggered: func() {
					var dlg *walk.Dialog
					var hostsNameEdit *walk.LineEdit
					Dialog{
						AssignTo: &dlg,
						Title:    "新增",
						MinSize:  Size{300, 150},
						Layout:   VBox{},
						Children: []Widget{
							Composite{
								Layout: Grid{Columns: 2},
								Children: []Widget{
									Label{
										ColumnSpan: 2,
										Text:       "Hosts名字:",
									},
									LineEdit{
										AssignTo:   &hostsNameEdit,
										ColumnSpan: 2,
										// Text:       Bind("PatienceField"),
									},
								},
							},
							HSpacer{},
							Composite{
								Layout: HBox{},
								Children: []Widget{
									PushButton{
										// AssignTo: &acceptPB,
										Text: "确定",
										OnClicked: func() {
											// if err := db.Submit(); err != nil {
											// 	log.Print(err)
											// 	return
											// }
											item := &model.HostConfigItem{Name: hostsNameEdit.Text(), Icon: common.IconMap[common.ICON_NEW]}
											conf.Config.HostConfigModel.Insert(item)
											context.treeView.SetCurrentItem(item)
											dlg.Accept()
										},
									},
									PushButton{
										// AssignTo:  &cancelPB,
										Text:      "取消",
										OnClicked: func() { dlg.Cancel() },
									},
								},
							},
						},
					}.Run(context.mw)
				},
			},
			//FIXME 去除刷新按钮是因为点击以后, 双击hosts不再生效
			// Action{
			// 	Text:  "刷新",
			// 	Image: "res/refresh.png",
			// 	// Enabled: Bind("isSpecialMode && enabledCB.Checked"),
			// 	OnTriggered: func() {
			// 		conf.Load()
			// 	},
			// },
			// Action{
			// 	Text:  "修改",
			// 	Image: "res/pencil.png",
			// 	// Enabled: Bind("isSpecialMode && enabledCB.Checked"),
			// 	// OnTriggered: mw.specialAction_Triggered,
			// },
			Action{
				AssignTo: &(context.deleteButton),
				Text:     "删除",
				Image:    "res/delete.png",
				// Enabled: Bind("isSpecialMode && enabledCB.Checked"),
				OnTriggered: func() {
					if context.treeView.CurrentItem() == nil {
						walk.MsgBox(context.mw, "删除hosts", "请选择左边列表后再删除", walk.MsgBoxIconInformation)
						context.deleteButton.SetEnabled(false)
						return
					}
					current := context.treeView.CurrentItem().(*model.HostConfigItem)
					message := fmt.Sprintf("确定要删除hosts '%s'?", current.Text())
					ret := walk.MsgBox(context.mw, "删除hosts", message, walk.MsgBoxYesNo)
					if ret == win.IDYES {
						if !conf.Config.HostConfigModel.Remove(current) {
							common.Error("Fail to remove current item: %v", current.Text())
							// TODO notify user
							return
						}
						if context.treeView.Model().RootCount() > 0 {
							context.treeView.SetCurrentItem(context.treeView.Model().RootAt(0))
						}
						file := "conf/hosts/" + current.Text() + ".hosts"
						if err := os.Remove(file); err != nil {
							common.Error("Fail to delete file: %s", file)
							// TODO notify user
							return
						}
						common.Info("Succeed to delete file: %s", file)
					}
				},
			},
		},
	}
	return tb
}