Golang Action.Operations方法代码示例

// issueKillAction issues an `agentdestroy` action targeted to a specific agent
// and updates the status of the agent in the database
func issueKillAction(agent mig.Agent, ctx Context) (err error) {
	defer func() {
		if e := recover(); e != nil {
			err = fmt.Errorf("issueKillAction() -> %v", e)
		}
		ctx.Channels.Log <- mig.Log{OpID: ctx.OpID, Desc: "leaving issueKillAction()"}.Debug()
	}()
	// generate an `agentdestroy` action for this agent
	killAction := mig.Action{
		ID:            mig.GenID(),
		Name:          fmt.Sprintf("Kill agent %s", agent.Name),
		Target:        fmt.Sprintf("queueloc='%s'", agent.QueueLoc),
		ValidFrom:     time.Now().Add(-60 * time.Second).UTC(),
		ExpireAfter:   time.Now().Add(30 * time.Minute).UTC(),
		SyntaxVersion: 2,
	}
	var opparams struct {
		PID     int    `json:"pid"`
		Version string `json:"version"`
	}
	opparams.PID = agent.PID
	opparams.Version = agent.Version
	killOperation := mig.Operation{
		Module:     "agentdestroy",
		Parameters: opparams,
	}
	killAction.Operations = append(killAction.Operations, killOperation)

	// sign the action with the scheduler PGP key
	secring, err := getSecring(ctx)
	if err != nil {
		panic(err)
	}
	pgpsig, err := killAction.Sign(ctx.PGP.PrivKeyID, secring)
	if err != nil {
		panic(err)
	}
	killAction.PGPSignatures = append(killAction.PGPSignatures, pgpsig)
	var jsonAction []byte
	jsonAction, err = json.Marshal(killAction)
	if err != nil {
		panic(err)
	}

	// write the action to the spool for scheduling
	dest := fmt.Sprintf("%s/%.0f.json", ctx.Directories.Action.New, killAction.ID)
	err = safeWrite(ctx, dest, jsonAction)
	if err != nil {
		panic(err)
	}

	// mark the agent as `destroyed` in the database
	err = ctx.DB.MarkAgentDestroyed(agent)
	if err != nil {
		panic(err)
	}
	ctx.Channels.Log <- mig.Log{Desc: fmt.Sprintf("issued kill action for agent '%s' "+
		"with PID '%d'", agent.Name, agent.PID)}.Warning()
	return
}

//.........这里部分代码省略.........
	if err != nil || op.Parameters == nil {
		panic(err)
	}
	// If running against the local target, don't post the action to the MIG API
	// but run it locally instead.
	if target == "local" {
		msg, err := modules.MakeMessage(modules.MsgClassParameters, op.Parameters)
		if err != nil {
			panic(err)
		}
		out := run.(modules.Runner).Run(bytes.NewBuffer(msg))
		if len(out) == 0 {
			panic("got empty results, run failed")
		}
		if _, ok := run.(modules.HasResultsPrinter); ok {
			var modres modules.Result
			err := json.Unmarshal([]byte(out), &modres)
			if err != nil {
				panic(err)
			}
			outRes, err := run.(modules.HasResultsPrinter).PrintResults(modres, true)
			if err != nil {
				panic(err)
			}
			for _, resLine := range outRes {
				fmt.Println(resLine)
			}
		} else {
			out = fmt.Sprintf("%s\n", out)
		}
		os.Exit(0)
	}

	a.Operations = append(a.Operations, op)

	for _, arg := range os.Args[1:] {
		a.Name += arg + " "
	}
	a.Target = target

readytolaunch:
	// instanciate an API client
	conf, err = client.ReadConfiguration(migrc)
	if err != nil {
		panic(err)
	}
	cli, err = client.NewClient(conf, "cmd-"+version)
	if err != nil {
		panic(err)
	}

	if verbose {
		cli.EnableDebug()
	}

	// set the validity 60 second in the past to deal with clock skew
	a.ValidFrom = time.Now().Add(-60 * time.Second).UTC()
	period, err := time.ParseDuration(expiration)
	if err != nil {
		panic(err)
	}
	a.ExpireAfter = a.ValidFrom.Add(period)
	// add extra 60 seconds taken for clock skew
	a.ExpireAfter = a.ExpireAfter.Add(60 * time.Second).UTC()

	asig, err := cli.SignAction(a)

// actionLauncher prepares an action for launch, either by starting with an empty
// template, or by loading an existing action from the api or the local disk
func actionLauncher(tpl mig.Action, cli client.Client) (err error) {
	defer func() {
		if e := recover(); e != nil {
			err = fmt.Errorf("actionLauncher() -> %v", e)
		}
	}()
	var a mig.Action
	if tpl.ID == 0 {
		fmt.Println("Entering action launcher with empty template")
	} else {
		// reinit the fields that we don't reuse
		a.Name = tpl.Name
		a.Target = tpl.Target
		a.Description = tpl.Description
		a.Threat = tpl.Threat
		a.Operations = tpl.Operations
		fmt.Printf("Entering action launcher using template '%s'\n", a.Name)
	}
	hasTimes := false
	hasSignatures := false
	hasEvaluatedTarget := false
	fmt.Println("Type \x1b[32;1mexit\x1b[0m or press \x1b[32;1mctrl+d\x1b[0m to leave. \x1b[32;1mhelp\x1b[0m may help.")
	prompt := "\x1b[33;1mlauncher>\x1b[0m "
	for {
		// completion
		var symbols = []string{"addoperation", "deloperation", "exit", "help", "init",
			"json", "launch", "listagents", "load", "details", "filechecker", "netstat",
			"setname", "settarget", "settimes", "sign", "times"}
		readline.Completer = func(query, ctx string) []string {
			var res []string
			for _, sym := range symbols {
				if strings.HasPrefix(sym, query) {
					res = append(res, sym)
				}
			}
			return res
		}

		input, err := readline.String(prompt)
		if err == io.EOF {
			break
		}
		if err != nil {
			fmt.Println("error: ", err)
			break
		}
		orders := strings.Split(strings.TrimSpace(input), " ")
		switch orders[0] {
		case "addoperation":
			if len(orders) != 2 {
				fmt.Println("Wrong arguments. Expects 'addoperation <module_name>'")
				fmt.Println("example: addoperation filechecker")
				break
			}
			// attempt to call ParamsCreator from the requested module
			// ParamsCreator takes care of retrieving using input
			var operation mig.Operation
			operation.Module = orders[1]
			if _, ok := modules.Available[operation.Module]; ok {
				// instanciate and call module parameters creation function
				run := modules.Available[operation.Module].NewRun()
				if _, ok := run.(modules.HasParamsCreator); !ok {
					fmt.Println(operation.Module, "module does not provide a parameters creator.")
					fmt.Println("You can write your action by hand and import it using 'load <file>'")
					break
				}
				operation.Parameters, err = run.(modules.HasParamsCreator).ParamsCreator()
				if err != nil {
					fmt.Printf("Parameters creation failed with error: %v\n", err)
					break
				}
				a.Operations = append(a.Operations, operation)
				opjson, err := json.MarshalIndent(operation, "", "  ")
				if err != nil {
					panic(err)
				}
				fmt.Printf("Inserting %s operation with parameters:\n%s\n", operation.Module, opjson)
			} else {
				fmt.Println("Module", operation.Module, "is not available in this console...")
				fmt.Println("You can write your action by hand and import it using 'load <file>'")
			}
		case "deloperation":
			if len(orders) != 2 {
				fmt.Println("Wrong arguments. Expects 'deloperation <opnum>'")
				fmt.Println("example: deloperation 0")
				break
			}
			opnum, err := strconv.Atoi(orders[1])
			if err != nil || opnum < 0 || opnum > len(a.Operations)-1 {
				fmt.Println("error: <opnum> must be a positive integer between 0 and", len(a.Operations)-1)
				break
			}
			a.Operations = append(a.Operations[:opnum], a.Operations[opnum+1:]...)
		case "details":
			fmt.Printf("ID       %.0f\nName     %s\nTarget   %s\nAuthor   %s <%s>\n"+
				"Revision %.0f\nURL      %s\nThreat Type %s, Level %s, Family %s, Reference %s\n",
				a.ID, a.Name, a.Target, a.Description.Author, a.Description.Email,
				a.Description.Revision, a.Description.URL,
//.........这里部分代码省略.........