How to use UpdateAndRestart method of main Package

Best Syzkaller code snippet using main.UpdateAndRestart

syzupdater.go

Source:syzupdater.go Github

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...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}...

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main.go

Source:main.go Github

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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("📦 %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}...

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UpdateAndRestart

Using AI Code Generation

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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

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UpdateAndRestart

Using AI Code Generation

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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() {

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UpdateAndRestart

Using AI Code Generation

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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}

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UpdateAndRestart

Using AI Code Generation

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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}

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UpdateAndRestart

Using AI Code Generation

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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() {

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UpdateAndRestart

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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}

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UpdateAndRestart

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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}

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UpdateAndRestart

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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, "/")

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UpdateAndRestart

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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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