How to use UpdateAndRestart method of main Package

Best Syzkaller code snippet using main.UpdateAndRestart

syzupdater.go

Source:syzupdater.go

...127			if err := osutil.LinkFiles(upd.latestDir, upd.currentDir, upd.syzFiles); err != nil {128				log.Fatal(err)129			}130			if exeTag != latestTag {131				upd.UpdateAndRestart()132			}133			return134		}135		// No good build at all, try again later.136		log.Logf(0, "retrying in %v", buildRetryPeriod)137		select {138		case <-time.After(buildRetryPeriod):139		case <-shutdown:140			os.Exit(0)141		}142	}143}144// WaitForUpdate polls and rebuilds syzkaller.145// Returns when we have a new good build in latest.146func (upd *SyzUpdater) WaitForUpdate() {147	time.Sleep(syzkallerRebuildPeriod)148	latestTag := upd.checkLatest()149	lastCommit := latestTag150	for {151		lastCommit = upd.pollAndBuild(lastCommit)152		if latestTag != upd.checkLatest() {153			break154		}155		time.Sleep(buildRetryPeriod)156	}157	log.Logf(0, "syzkaller: update available, restarting")158}159// UpdateAndRestart updates and restarts the current executable.160// Does not return.161func (upd *SyzUpdater) UpdateAndRestart() {162	log.Logf(0, "restarting executable for update")163	latestBin := filepath.Join(upd.latestDir, "bin", upd.exe)164	latestTag := filepath.Join(upd.latestDir, "tag")165	if err := osutil.CopyFile(latestBin, upd.exe); err != nil {166		log.Fatal(err)167	}168	if err := osutil.CopyFile(latestTag, upd.exe+".tag"); err != nil {169		log.Fatal(err)170	}171	if err := syscall.Exec(upd.exe, os.Args, os.Environ()); err != nil {172		log.Fatal(err)173	}174	log.Fatalf("not reachable")175}...

main.go

Source:main.go

1package main2import (3	"context"4	"flag"5	"fmt"6	hawk "github.com/codex-team/hawk.go"7	"github.com/docker/docker/api/types"8	"github.com/docker/docker/client"9	"github.com/n0str/restrictedflags"10	log "github.com/sirupsen/logrus"11	"net/url"12	"os"13	"os/exec"14	"os/signal"15	"strings"16	"sync"17	"syscall"18	"time"19)20var codexBotURL = flag.String("webhook", "", "notification URI from CodeX Bot")21var interval = flag.Duration("interval", 15*time.Second, "server name")22var serverName = flag.String("name", "default", "server name")23var hawkAccessToken = flag.String("token", "", "Hawk access token")24var composeFilepaths arrayFlags25var configs []DockerComposeConfig26var dockerClient *client.Client27var hawkCatcher *hawk.Catcher28func main() {29	logLevel := restrictedflags.New([]string{"panic", "fatal", "error", "warn", "info", "debug", "trace"})30	flag.Var(&logLevel, "level", fmt.Sprintf("logging level (allowed: %s)", logLevel.AllowedValues))31	flag.Var(&composeFilepaths, "f", "docker-compose configuration path")32	flag.Parse()33	var err error34	options := hawk.DefaultHawkOptions()35	options.AccessToken = *hawkAccessToken36	options.Debug = logLevel.Value == "debug" || logLevel.Value == "trace"37	options.Transport = hawk.HTTPTransport{}38	options.Release = VERSION39	hawkCatcher, err = hawk.New(options)40	if err != nil {41		log.Fatalf("cannot initialize Hawk Catcher: %s", err)42	}43	go func() {44		_ = hawkCatcher.Run()45	}()46	defer hawkCatcher.Stop()47	log.SetLevel(getLogLevel(logLevel.Value))48	if len(composeFilepaths) == 0 {49		composeFilepaths = []string{"docker-compose.yml"}50	}51	dockerClient, err = client.NewClientWithOpts()52	if err != nil {53		panic(fmt.Sprintf("unable to create docker client: %s", err))54	}55	// initial configuration load56	for _, file := range composeFilepaths {57		var config DockerComposeConfig58		log.Infof("load %s configuration", file)59		if err = config.parse(file); err == nil {60			configs = append(configs, config)61		}62	}63	var wg sync.WaitGroup64	done := make(chan os.Signal, 1)65	signal.Notify(done, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)66	go func() {67		for {68			wg.Add(2)69			ticker := time.NewTicker(*interval)70			go func() {71				log.Debugf("new sync interval")72				updateAndRestart()73				defer wg.Done()74			}()75			go func() {76				<-ticker.C77				defer wg.Done()78			}()79			wg.Wait()80		}81	}()82	<-done83	log.Infof("stopped")84}85// getUniqueImages - parse compose configs and extract unique used images86func getUniqueImages(configs []DockerComposeConfig) []string {87	uniqueImagesSet := make(map[string]struct{})88	for _, config := range configs {89		for _, serviceData := range config.Services {90			if _, ok := uniqueImagesSet[serviceData.Image]; !ok {91				uniqueImagesSet[serviceData.Image] = struct{}{}92			}93		}94	}95	uniqueImagesList := make([]string, 0, len(uniqueImagesSet))96	for key := range uniqueImagesSet {97		uniqueImagesList = append(uniqueImagesList, key)98	}99	return uniqueImagesList100}101// refreshImages - update all used images and return those been updated102func refreshImages(configs []DockerComposeConfig) map[string]struct{} {103	uniqueImagesList := getUniqueImages(configs)104	log.Debugf("extracted unique images: %s", uniqueImagesList)105	updatedImages := make(map[string]struct{})106	for _, image := range uniqueImagesList {107		if isUpdated := pullAndCheckImageHasUpdates(fmt.Sprintf("docker.io/%s", image)); isUpdated {108			updatedImages[image] = struct{}{}109		}110	}111	return updatedImages112}113// updateAndRestart - update images and restart compose services which use these images114func updateAndRestart() {115	images := refreshImages(configs)116	// return if there is nothing to update117	if len(images) == 0 {118		return119	}120	log.Infof("images to be pulled from registry: %s", images)121	if err := restartServices(configs, images); err != nil {122		log.Errorf("error during restartServices: %s", err)123		_ = hawkCatcher.Catch(err, hawk.WithContext(images))124	}125}126// restartServices - restart services from compose config which use updatedImages127func restartServices(configs []DockerComposeConfig, updatedImages map[string]struct{}) error {128	// get list of all running containers129	containers, err := dockerClient.ContainerList(context.Background(), types.ContainerListOptions{})130	if err != nil {131		_ = hawkCatcher.Catch(err, hawk.WithContext(struct {132			updatedImages map[string]struct{}133		}{updatedImages: updatedImages}))134		return fmt.Errorf("unable to list docker containers: %s", err)135	}136	if len(containers) == 0 {137		log.Debugf("there are no containers running\n")138	}139	var stoppedContainers []string140	// stop each container with image equals targetImageName141	for _, container := range containers {142		if len(container.Names) == 0 {143			log.Debugf("Container %s has no names\n", container.ID)144			continue145		}146		containerName := container.Names[0]147		log.Debugf("checking container: %s %s %s\n", container.ID, container.Image, container.Names)148		if _, ok := updatedImages[container.Image]; ok {149			log.Infof("[>] stopping %s because of %s ...", container.ID, container.Image)150			if err := dockerClient.ContainerStop(context.Background(), container.ID, nil); err != nil {151				log.Warnf("unable to stop container %s: %s\n", container.ID, err)152				continue153			}154			log.Infof("container stopped\n")155			stoppedContainers = append(stoppedContainers, containerName)156		}157	}158	log.Infof("stopped %d containers", len(stoppedContainers))159	//iterate docker-compose files on watch160	for _, config := range configs {161		// reload config each time to monitor changes162		config.reload()163		log.Infof("starting containers from %s", config.Filename)164		// iterate services in each docker-compose file165		for serviceName, serviceData := range config.Services {166			if _, ok := updatedImages[serviceData.Image]; ok {167				log.Infof("  [>] starting %s because of %s ...\n", serviceName, serviceData.Image)168				_, err := exec.Command("docker-compose", "-f", config.Filename, "up", "-d", "--no-deps", serviceName).Output()169				if err != nil {170					log.Warnf("  [x] Unable to start %s: %s\n", serviceName, err)171					continue172				}173				log.Infof("  [+] Done.\n")174			}175		}176	}177	// notify via CodeX Bot178	if *codexBotURL != "" && len(updatedImages) > 0 {179		// prepare a list of updated images for notification180		updatedImagesList := make([]string, 0, len(updatedImages))181		for key := range updatedImages {182			updatedImagesList = append(updatedImagesList, key)183		}184		data := url.Values{}185		data.Set("message", fmt.Sprintf("ð¦ %s has been deployed: %s", *serverName, strings.Join(updatedImagesList, ", ")))186		_, err := MakeHTTPRequest("POST", *codexBotURL, []byte(data.Encode()), map[string]string{187			"Content-Type": "application/x-www-form-urlencoded",188		})189		if err != nil {190			_ = hawkCatcher.Catch(err, hawk.WithContext(struct {191				message string192			}{message: data.Encode()}))193			return fmt.Errorf("Webhook error: %v", err)194		}195	}196	log.Debugf("[+] Done execution")197	return nil198}...

UpdateAndRestart

Using AI Code Generation

1import (2func main() {3	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {4		fmt.Fprintf(w, "Hello, %q", r.URL.Path)5	})6	http.HandleFunc("/update", func(w http.ResponseWriter, r *http.Request) {7		fmt.Fprintf(w, "Updating...")8		go func() {9			err := UpdateAndRestart()10			if err != nil {11				log.Fatal(err)12			}13		}()14	})15	log.Fatal(http.ListenAndServe(":8080", nil))16}17func UpdateAndRestart() error {18	fmt.Println("updating...")19	cmd := exec.Command("go", "build", "-o", "update.exe", "2.go")20	err := cmd.Run()21	if err != nil {22	}23	fmt.Println("updated!")24	fmt.Println("restarting...")25	cmd = exec.Command("update.exe")26	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}27	return cmd.Start()28}29import (30func main() {31	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {32		fmt.Fprintf(w, "Hello, %q", r.URL.Path)33	})34	http.HandleFunc("/update", func(w http.ResponseWriter, r *http.Request) {35		fmt.Fprintf(w, "Updating...")36		go func() {37			err := UpdateAndRestart()38			if err != nil {39				log.Fatal(err)40			}41		}()42	})43	log.Fatal(http.ListenAndServe(":8080", nil))44}45func UpdateAndRestart() error {46	fmt.Println("updating...")47	cmd := exec.Command("go", "build", "-o", "update.exe", "2.go")48	err := cmd.Run()49	if err != nil {50	}51	fmt.Println("updated!")52	fmt.Println("restarting...")53	cmd = exec.Command("update

UpdateAndRestart

Using AI Code Generation

1import (2func main() {3    s, err := service.New(nil, nil)4    if err != nil {5        log.Fatal(err)6    }7    err = s.UpdateAndRestart()8    if err != nil {9        log.Fatal(err)10    }11}12import (13func main() {14    s, err := service.New(nil, nil)15    if err != nil {16        log.Fatal(err)17    }18    err = s.UpdateAndRestart()19    if err != nil {20        log.Fatal(err)21    }22}23import (24func main() {25    s, err := service.New(nil, nil)26    if err != nil {27        log.Fatal(err)28    }29    err = s.UpdateAndRestart()30    if err != nil {31        log.Fatal(err)32    }33}34import (35func main() {36    s, err := service.New(nil, nil)37    if err != nil {38        log.Fatal(err)39    }40    err = s.UpdateAndRestart()41    if err != nil {42        log.Fatal(err)43    }44}45import (46func main() {47    s, err := service.New(nil, nil)48    if err != nil {49        log.Fatal(err)50    }51    err = s.UpdateAndRestart()52    if err != nil {53        log.Fatal(err)54    }55}56import (57func main() {

UpdateAndRestart

Using AI Code Generation

1import (2func main() {3    err := launchpad.UpdateAndRestart()4    if err != nil {5        panic(err)6    }7}8import (9func main() {10    err := launchpad.UpdateAndRestart()11    if err != nil {12        panic(err)13    }14}15import (16func main() {17    err := launchpad.UpdateAndRestart()18    if err != nil {19        panic(err)20    }21}22import (23func main() {24    err := launchpad.UpdateAndRestart()25    if err != nil {26        panic(err)27    }28}29import (30func main() {31    err := launchpad.UpdateAndRestart()32    if err != nil {33        panic(err)34    }35}36import (37func main() {38    err := launchpad.UpdateAndRestart()39    if err != nil {40        panic(err)41    }42}43import (44func main() {45    err := launchpad.UpdateAndRestart()46    if err != nil {47        panic(err)48    }49}50import (51func main() {52    err := launchpad.UpdateAndRestart()53    if err != nil {54        panic(err)55    }56}

UpdateAndRestart

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("This is 2.go")4    main.UpdateAndRestart()5}6import "fmt"7func main() {8    fmt.Println("This is 3.go")9    main.UpdateAndRestart()10}

UpdateAndRestart

Using AI Code Generation

1import "github.com/robfig/cron"2import "fmt"3import "os"4func main() {5    c := cron.New()6    c.AddFunc("@every 10s", func() { fmt.Println("Every 10 seconds") })7    c.AddFunc("@every 1m", func() { fmt.Println("Every 1 minute") })8    c.AddFunc("@hourly", func() { fmt.Println("Every hour") })9    c.AddFunc("@daily", func() { fmt.Println("Every day") })10    c.AddFunc("@weekly", func() { fmt.Println("Every week") })11    c.AddFunc("@monthly", func() { fmt.Println("Every month") })12    c.AddFunc("@yearly", func() { fmt.Println("Every year") })13    c.AddFunc("CRON_TZ=Asia/Tokyo 30 04 * * *", func() { fmt.Println("Every day at 04:30 Tokyo time") })14    c.AddFunc("CRON_TZ=America/Los_Angeles 30 04 * * *", func() { fmt.Println("Every day at 04:30 Los Angeles time") })15    c.Start()16    select {}17}18import "github.com/robfig/cron"19import "fmt"20import "os"21func main() {22    c := cron.New()23    c.AddFunc("@every 10s", func() { fmt.Println("Every 10 seconds") })24    c.AddFunc("@every 1m", func() { fmt.Println("Every 1 minute") })25    c.AddFunc("@hourly", func() { fmt.Println("Every hour") })26    c.AddFunc("@daily", func() { fmt.Println("Every day") })27    c.AddFunc("@weekly", func() { fmt.Println("Every week") })28    c.AddFunc("@monthly", func() { fmt.Println("Every month") })29    c.AddFunc("@yearly", func() { fmt.Println("Every year") })30    c.AddFunc("CRON_TZ=Asia/Tokyo 30 04 * * *", func() { fmt.Println("Every day at 04:30 Tokyo time") })31    c.AddFunc("CRON_TZ=America/Los_Angeles 30 04 * * *", func() {

UpdateAndRestart

Using AI Code Generation

1import (2func main() {3	cmd := exec.Command(os.Args[0], "-update")4	err := cmd.Start()5	if err != nil {6		fmt.Println(err)7		os.Exit(1)8	}9	done := make(chan error, 1)10	go func() { done <- cmd.Wait() }()11	select {12	case <-time.After(60 * time.Second):13		if err := cmd.Process.Kill(); err != nil {14			fmt.Println("failed to kill process: ", err)15		}16		fmt.Println("process killed as timeout reached")17		if err != nil {18			fmt.Println("process finished with error = %v", err)19		} else {20			fmt.Println("process finished successfully")21		}22	}23}24import (25func main() {26	update := flag.Bool("update", false, "update flag")27	flag.Parse()28	if *update {29		fmt.Println("updating...")30		fmt.Println("update complete, restarting...")31	}32	fmt.Println("starting...")33	fmt.Println("finished")34}

UpdateAndRestart

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    mainClass.UpdateAndRestart()5}6import (7func main() {8    fmt.Println("Hello, playground")9    mainClass.UpdateAndRestart()10}11import (12func main() {13    fmt.Println("Hello, playground")14    mainClass.UpdateAndRestart()15}16import (17func main() {18    fmt.Println("Hello, playground")19    mainClass.UpdateAndRestart()20}21import (22func main() {23    fmt.Println("Hello, playground")24    mainClass.UpdateAndRestart()25}26import (27func main() {28    fmt.Println("Hello, playground")29    mainClass.UpdateAndRestart()30}31import (32func main() {33    fmt.Println("Hello, playground")34    mainClass.UpdateAndRestart()35}36import (37func main() {38    fmt.Println("Hello, playground")39    mainClass.UpdateAndRestart()40}41import (42func main() {43    fmt.Println("Hello, playground")44    mainClass.UpdateAndRestart()45}

UpdateAndRestart

Using AI Code Generation

1import (2func main() {3	fmt.Println("Starting main program")4	fmt.Println("Updating and restarting the program")5	UpdateAndRestart()6}7func UpdateAndRestart() {8	Update()9	_, currentProgramName := GetProgramNameAndPath()10	Restart(currentProgramName)11}12func Update() {13	fmt.Println("Updating the application")14}15func Restart(currentProgramName string) {16	cmd := exec.Command(currentProgramName)17	err := cmd.Start()18	if err != nil {19		fmt.Println("Error in restarting the application")20		fmt.Println(err)21	}22	fmt.Println("Restarted the application")23}24func GetProgramNameAndPath() (string, string) {25	_, currentProgramName := GetProgramNameAndPath()26	_, currentProgramPath, _ := GetProgramPath()27}28func GetProgramPath() (string, string, error) {29	_, programPath, _, ok := runtime.Caller(1)30	if !ok {31		fmt.Println("Error in getting the program path")32		return "", "", fmt.Errorf("Error in getting the program path")33	}34	programName := GetProgramName(programPath)35	programDirectory := GetProgramDirectory(programPath)36}37func GetProgramName(programPath string) string {38	lastIndex := LastIndex(programPath, "/")

UpdateAndRestart

Using AI Code Generation

1    main.UpdateAndRestart()2    main.UpdateAndRestart()3    main.UpdateAndRestart()4    main.UpdateAndRestart()5    main.UpdateAndRestart()6    main.UpdateAndRestart()7    main.UpdateAndRestart()8    main.UpdateAndRestart()

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