示例#1
0
func followAction(a mig.Action, cli client.Client) (err error) {
	defer func() {
		if e := recover(); e != nil {
			err = fmt.Errorf("followAction() -> %v", e)
		}
	}()
	fmt.Printf("Entering follower mode for action ID %.0f\n", a.ID)
	sent := 0
	dotter := 0
	previousctr := 0
	status := ""
	attempts := 0
	var completion float64
	for {
		a, _, err = cli.GetAction(a.ID)
		if err != nil {
			attempts++
			time.Sleep(1 * time.Second)
			if attempts >= 30 {
				panic("failed to retrieve action after 30 seconds. launch may have failed")
			}
			continue
		}
		if status == "" {
			status = a.Status
		}
		if status != a.Status {
			fmt.Printf("action status is now '%s'\n", a.Status)
			status = a.Status
		}
		// exit follower mode if status isn't one we follow,
		// or enough commands have returned
		// or expiration time has passed
		if (status != "init" && status != "preparing" && status != "inflight") ||
			(a.Counters.Done > 0 && a.Counters.Done >= a.Counters.Sent) ||
			(time.Now().After(a.ExpireAfter)) {
			goto finish
			break
		}
		// init counters
		if sent == 0 {
			if a.Counters.Sent == 0 {
				time.Sleep(1 * time.Second)
				continue
			} else {
				sent = a.Counters.Sent
				fmt.Printf("%d commands have been sent\n", sent)
			}
		}
		if a.Counters.Done > 0 && a.Counters.Done > previousctr {
			completion = (float64(a.Counters.Done) / float64(a.Counters.Sent)) * 100
			if completion > 99.9 && a.Counters.Done != a.Counters.Sent {
				completion = 99.9
			}
			previousctr = a.Counters.Done
		}
		time.Sleep(1 * time.Second)
		dotter++
		if dotter >= 5 {
			fmt.Printf("%.1f%% done - %d/%d - %s\n",
				completion, a.Counters.Done, a.Counters.Sent,
				time.Now().Sub(a.StartTime).String())
			dotter = 0
		}
	}
finish:
	fmt.Printf("leaving follower mode after %s\n", a.LastUpdateTime.Sub(a.StartTime).String())
	fmt.Printf("%d sent, %d done: %d returned, %d cancelled, %d expired, %d failed, %d timed out, %d still in flight\n",
		a.Counters.Sent, a.Counters.Done, a.Counters.Done, a.Counters.Cancelled, a.Counters.Expired,
		a.Counters.Failed, a.Counters.TimeOut, a.Counters.InFlight)
	return
}
示例#2
0
// actionReader retrieves an action from the API using its numerical ID
// and enters prompt mode to analyze it
func actionReader(input string, cli client.Client) (err error) {
	defer func() {
		if e := recover(); e != nil {
			err = fmt.Errorf("actionReader() -> %v", e)
		}
	}()
	inputArr := strings.Split(input, " ")
	if len(inputArr) < 2 {
		panic("wrong order format. must be 'action <actionid>'")
	}
	aid, err := strconv.ParseFloat(inputArr[1], 64)
	if err != nil {
		panic(err)
	}
	a, _, err := cli.GetAction(aid)
	if err != nil {
		panic(err)
	}
	investigators := investigatorsStringFromAction(a.Investigators, 80)

	fmt.Println("Entering action reader mode. Type \x1b[32;1mexit\x1b[0m or press \x1b[32;1mctrl+d\x1b[0m to leave. \x1b[32;1mhelp\x1b[0m may help.")
	fmt.Printf("Action: '%s'.\nLaunched by '%s' on '%s'.\nStatus '%s'.\n",
		a.Name, investigators, a.StartTime, a.Status)
	a.PrintCounters()
	prompt := fmt.Sprintf("\x1b[31;1maction %d>\x1b[0m ", uint64(aid)%1000)
	for {
		// completion
		var symbols = []string{"command", "copy", "counters", "details", "exit", "grep", "help", "investigators",
			"json", "list", "all", "found", "notfound", "pretty", "r", "results", "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 "command":
			err = commandReader(input, cli)
			if err != nil {
				panic(err)
			}
		case "copy":
			err = actionLauncher(a, cli)
			if err != nil {
				panic(err)
			}
			goto exit
		case "counters":
			a, _, err = cli.GetAction(aid)
			if err != nil {
				panic(err)
			}
			a.PrintCounters()
		case "details":
			actionPrintDetails(a)
		case "exit":
			fmt.Printf("exit\n")
			goto exit
		case "help":
			fmt.Printf(`The following orders are available:
command <id>	jump to command reader mode for command <id>

copy		enter action launcher mode using current action as template

counters	display the counters of the action

details		display the details of the action, including status & times

exit		exit this mode (also works with ctrl+d)

help		show this help

investigators   print the list of investigators that signed the action

json         	show the json of the action

list <show>	returns the list of commands with their status
		<show>: * set to "all" to get all results (default)
			* set to "found" to only display positive results
			* set to "notfound" for negative results
		list can be followed by a 'filter' pipe:
		ex: ls | grep server1.(dom1|dom2) | grep -v example.net

r		refresh the action (get latest version from upstream)

results <show> <render>	display results of all commands
			<show>: * set to "all" to get all results (default)
				* set to "found" to only display positive results
				* set to "notfound" for negative results
			<render>: * set to "text" to print results in console (default)
				  * set to "map" to generate an open a google map

times		show the various timestamps of the action
`)
		case "investigators":
			for _, i := range a.Investigators {
				fmt.Println(i.Name, "- Key ID:", i.PGPFingerprint)
			}
		case "json":
			var ajson []byte
			ajson, err = json.MarshalIndent(a, "", "  ")
			if err != nil {
				panic(err)
			}
			fmt.Printf("%s\n", ajson)
		case "list":
			err = actionPrintList(aid, orders, cli)
			if err != nil {
				panic(err)
			}
		case "r":
			a, _, err = cli.GetAction(aid)
			if err != nil {
				panic(err)
			}
			fmt.Println("reloaded")
		case "results":
			show := "all"
			if len(orders) > 1 {
				switch orders[1] {
				case "all", "found", "notfound":
					show = orders[1]
				default:
					panic("invalid show '" + orders[2] + "'")
				}
			}
			render := "text"
			if len(orders) > 2 {
				switch orders[2] {
				case "map", "text":
					render = orders[2]
				default:
					panic("invalid rendering '" + orders[2] + "'")
				}
			}
			err = cli.PrintActionResults(a, show, render)
			if err != nil {
				panic(err)
			}
		case "times":
			fmt.Printf("Valid from   '%s' until '%s'\nStarted on   '%s'\n"+
				"Last updated '%s'\nFinished on  '%s'\n",
				a.ValidFrom, a.ExpireAfter, a.StartTime, a.LastUpdateTime, a.FinishTime)
		case "":
			break
		default:
			fmt.Printf("Unknown order '%s'. You are in action reader mode. Try `help`.\n", orders[0])
		}
		readline.AddHistory(input)
	}
exit:
	fmt.Printf("\n")
	return
}