How to use normalizeCrashTitle method of main Package

Best Syzkaller code snippet using main.normalizeCrashTitle

api.go

Source:api.go

...651	if req.Corrupted || req.Suppressed {652		req.AltTitles = []string{req.Title}653	} else {654		for i, t := range req.AltTitles {655			req.AltTitles[i] = normalizeCrashTitle(t)656		}657		req.AltTitles = mergeStringList([]string{req.Title}, req.AltTitles) // dedup658	}659	req.Maintainers = email.MergeEmailLists(req.Maintainers)660	ns := build.Namespace661	bug, err := findBugForCrash(c, ns, req.AltTitles)662	if err != nil {663		return nil, err664	}665	if bug == nil {666		bug, err = createBugForCrash(c, ns, req)667		if err != nil {668			return nil, err669		}670	}671	bugKey := bug.key(c)672	now := timeNow(c)673	reproLevel := ReproLevelNone674	if len(req.ReproC) != 0 {675		reproLevel = ReproLevelC676	} else if len(req.ReproSyz) != 0 {677		reproLevel = ReproLevelSyz678	}679	save := reproLevel != ReproLevelNone ||680		bug.NumCrashes < maxCrashes ||681		now.Sub(bug.LastSavedCrash) > time.Hour ||682		bug.NumCrashes%20 == 0 ||683		!stringInList(bug.MergedTitles, req.Title)684	if save {685		if err := saveCrash(c, ns, req, bug, bugKey, build); err != nil {686			return nil, err687		}688	} else {689		log.Infof(c, "not saving crash for %q", bug.Title)690	}691	tx := func(c context.Context) error {692		bug = new(Bug)693		if err := db.Get(c, bugKey, bug); err != nil {694			return fmt.Errorf("failed to get bug: %v", err)695		}696		bug.LastTime = now697		if save {698			bug.LastSavedCrash = now699		}700		if reproLevel != ReproLevelNone {701			bug.NumRepro++702			bug.LastReproTime = now703		}704		if bug.ReproLevel < reproLevel {705			bug.ReproLevel = reproLevel706		}707		if len(req.Report) != 0 {708			bug.HasReport = true709		}710		bug.increaseCrashStats(now)711		bug.HappenedOn = mergeString(bug.HappenedOn, build.Manager)712		// Migration of older entities (for new bugs Title is always in MergedTitles).713		bug.MergedTitles = mergeString(bug.MergedTitles, bug.Title)714		bug.MergedTitles = mergeString(bug.MergedTitles, req.Title)715		bug.AltTitles = mergeStringList(bug.AltTitles, req.AltTitles)716		if _, err = db.Put(c, bugKey, bug); err != nil {717			return fmt.Errorf("failed to put bug: %v", err)718		}719		return nil720	}721	if err := db.RunInTransaction(c, tx, &db.TransactionOptions{XG: true}); err != nil {722		return nil, err723	}724	if save {725		purgeOldCrashes(c, bug, bugKey)726	}727	return bug, nil728}729func saveCrash(c context.Context, ns string, req *dashapi.Crash, bug *Bug, bugKey *db.Key, build *Build) error {730	// Reporting priority of this crash.731	prio := int64(kernelRepoInfo(build).ReportingPriority) * 1e6732	if len(req.ReproC) != 0 {733		prio += 4e12734	} else if len(req.ReproSyz) != 0 {735		prio += 2e12736	}737	if req.Title == bug.Title {738		prio += 1e8 // prefer reporting crash that matches bug title739	}740	if build.Arch == targets.AMD64 {741		prio += 1e3742	}743	crash := &Crash{744		Title:   req.Title,745		Manager: build.Manager,746		BuildID: req.BuildID,747		Time:    timeNow(c),748		Maintainers: email.MergeEmailLists(req.Maintainers,749			GetEmails(req.Recipients, dashapi.To),750			GetEmails(req.Recipients, dashapi.Cc)),751		ReproOpts: req.ReproOpts,752		ReportLen: prio,753		Flags:     int64(req.Flags),754	}755	var err error756	if crash.Log, err = putText(c, ns, textCrashLog, req.Log, false); err != nil {757		return err758	}759	if crash.Report, err = putText(c, ns, textCrashReport, req.Report, false); err != nil {760		return err761	}762	if crash.ReproSyz, err = putText(c, ns, textReproSyz, req.ReproSyz, false); err != nil {763		return err764	}765	if crash.ReproC, err = putText(c, ns, textReproC, req.ReproC, false); err != nil {766		return err767	}768	if crash.MachineInfo, err = putText(c, ns, textMachineInfo, req.MachineInfo, true); err != nil {769		return err770	}771	crashKey := db.NewIncompleteKey(c, "Crash", bugKey)772	if _, err = db.Put(c, crashKey, crash); err != nil {773		return fmt.Errorf("failed to put crash: %v", err)774	}775	return nil776}777func purgeOldCrashes(c context.Context, bug *Bug, bugKey *db.Key) {778	const purgeEvery = 10779	if bug.NumCrashes <= 2*maxCrashes || (bug.NumCrashes-1)%purgeEvery != 0 {780		return781	}782	var crashes []*Crash783	keys, err := db.NewQuery("Crash").784		Ancestor(bugKey).785		Filter("Reported=", time.Time{}).786		GetAll(c, &crashes)787	if err != nil {788		log.Errorf(c, "failed to fetch purge crashes: %v", err)789		return790	}791	keyMap := make(map[*Crash]*db.Key)792	for i, crash := range crashes {793		keyMap[crash] = keys[i]794	}795	// Newest first.796	sort.Slice(crashes, func(i, j int) bool {797		return crashes[i].Time.After(crashes[j].Time)798	})799	var toDelete []*db.Key800	latestOnManager := make(map[string]bool)801	uniqueTitle := make(map[string]bool)802	deleted, reproCount, noreproCount := 0, 0, 0803	for _, crash := range crashes {804		if !crash.Reported.IsZero() {805			log.Errorf(c, "purging reported crash?")806			continue807		}808		// Preserve latest crash on each manager.809		if !latestOnManager[crash.Manager] {810			latestOnManager[crash.Manager] = true811			continue812		}813		// Preserve at least one crash with each title.814		if !uniqueTitle[crash.Title] {815			uniqueTitle[crash.Title] = true816			continue817		}818		// Preserve maxCrashes latest crashes with repro and without repro.819		count := &noreproCount820		if crash.ReproSyz != 0 || crash.ReproC != 0 {821			count = &reproCount822		}823		if *count < maxCrashes {824			*count++825			continue826		}827		toDelete = append(toDelete, keyMap[crash])828		if crash.Log != 0 {829			toDelete = append(toDelete, db.NewKey(c, textCrashLog, "", crash.Log, nil))830		}831		if crash.Report != 0 {832			toDelete = append(toDelete, db.NewKey(c, textCrashReport, "", crash.Report, nil))833		}834		if crash.ReproSyz != 0 {835			toDelete = append(toDelete, db.NewKey(c, textReproSyz, "", crash.ReproSyz, nil))836		}837		if crash.ReproC != 0 {838			toDelete = append(toDelete, db.NewKey(c, textReproC, "", crash.ReproC, nil))839		}840		deleted++841		if deleted == 2*purgeEvery {842			break843		}844	}845	if len(toDelete) == 0 {846		return847	}848	if err := db.DeleteMulti(c, toDelete); err != nil {849		log.Errorf(c, "failed to delete old crashes: %v", err)850		return851	}852	log.Infof(c, "deleted %v crashes for bug %q", deleted, bug.Title)853}854func apiReportFailedRepro(c context.Context, ns string, r *http.Request, payload []byte) (interface{}, error) {855	req := new(dashapi.CrashID)856	if err := json.Unmarshal(payload, req); err != nil {857		return nil, fmt.Errorf("failed to unmarshal request: %v", err)858	}859	req.Title = canonicalizeCrashTitle(req.Title, req.Corrupted, req.Suppressed)860	bug, err := findExistingBugForCrash(c, ns, []string{req.Title})861	if err != nil {862		return nil, err863	}864	if bug == nil {865		return nil, fmt.Errorf("%v: can't find bug for crash %q", ns, req.Title)866	}867	bugKey := bug.key(c)868	now := timeNow(c)869	tx := func(c context.Context) error {870		bug := new(Bug)871		if err := db.Get(c, bugKey, bug); err != nil {872			return fmt.Errorf("failed to get bug: %v", err)873		}874		bug.NumRepro++875		bug.LastReproTime = now876		if _, err := db.Put(c, bugKey, bug); err != nil {877			return fmt.Errorf("failed to put bug: %v", err)878		}879		return nil880	}881	err = db.RunInTransaction(c, tx, &db.TransactionOptions{882		XG:       true,883		Attempts: 30,884	})885	return nil, err886}887func apiNeedRepro(c context.Context, ns string, r *http.Request, payload []byte) (interface{}, error) {888	req := new(dashapi.CrashID)889	if err := json.Unmarshal(payload, req); err != nil {890		return nil, fmt.Errorf("failed to unmarshal request: %v", err)891	}892	if req.Corrupted {893		resp := &dashapi.NeedReproResp{894			NeedRepro: false,895		}896		return resp, nil897	}898	req.Title = canonicalizeCrashTitle(req.Title, req.Corrupted, req.Suppressed)899	bug, err := findExistingBugForCrash(c, ns, []string{req.Title})900	if err != nil {901		return nil, err902	}903	if bug == nil {904		if req.MayBeMissing {905			// Manager does not send leak reports w/o repro to dashboard, we want to reproduce them.906			resp := &dashapi.NeedReproResp{907				NeedRepro: true,908			}909			return resp, nil910		}911		return nil, fmt.Errorf("%v: can't find bug for crash %q", ns, req.Title)912	}913	resp := &dashapi.NeedReproResp{914		NeedRepro: needRepro(c, bug),915	}916	return resp, nil917}918func canonicalizeCrashTitle(title string, corrupted, suppressed bool) string {919	if corrupted {920		// The report is corrupted and the title is most likely invalid.921		// Such reports are usually unactionable and are discarded.922		// Collect them into a single bin.923		return corruptedReportTitle924	}925	if suppressed {926		// Collect all of them into a single bucket so that it's possible to control and assess them,927		// e.g. if there are some spikes in suppressed reports.928		return suppressedReportTitle929	}930	return normalizeCrashTitle(title)931}932func normalizeCrashTitle(title string) string {933	return strings.TrimSpace(limitLength(title, maxTextLen))934}935func apiManagerStats(c context.Context, ns string, r *http.Request, payload []byte) (interface{}, error) {936	req := new(dashapi.ManagerStatsReq)937	if err := json.Unmarshal(payload, req); err != nil {938		return nil, fmt.Errorf("failed to unmarshal request: %v", err)939	}940	now := timeNow(c)941	err := updateManager(c, ns, req.Name, func(mgr *Manager, stats *ManagerStats) error {942		mgr.Link = req.Addr943		mgr.LastAlive = now944		mgr.CurrentUpTime = req.UpTime945		if cur := int64(req.Corpus); cur > stats.MaxCorpus {946			stats.MaxCorpus = cur...

normalizeCrashTitle

Using AI Code Generation

1import (2func main() {3    fmt.Println(normalizeCrashTitle(title))4}5import (6func main() {7    fmt.Println(normalizeCrashTitle(title))8}9import (10func main() {11    fmt.Println(normalizeCrashTitle(title))12}13import (14func main() {15    fmt.Println(normalizeCrashTitle(title))16}17import (18func main() {19    fmt.Println(normalizeCrashTitle(title))20}21import (22func main() {23    fmt.Println(normalizeCrashTitle(title))24}25import (26func main() {27    fmt.Println(normalizeCrashTitle(title))28}29import (30func main() {31    fmt.Println(normalizeCrashTitle(title))32}33import (34func main() {35    fmt.Println(normalizeCrashTitle(title))36}37import (

normalizeCrashTitle

Using AI Code Generation

1func main() {2   normalizeCrashTitle()3}4func main() {5   normalizeCrashTitle()6}7func main() {8   normalizeCrashTitle()9}10func main() {11   normalizeCrashTitle()12}13func main() {14   normalizeCrashTitle()15}16func main() {17   normalizeCrashTitle()18}19func main() {20   normalizeCrashTitle()21}22func main() {23   normalizeCrashTitle()24}25func main() {26   normalizeCrashTitle()27}28func main() {29   normalizeCrashTitle()30}31func main() {32   normalizeCrashTitle()33}34func main() {35   normalizeCrashTitle()36}

normalizeCrashTitle

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, playground")4	fmt.Println(normalizeCrashTitle("Hello, playground"))5}6import (7func normalizeCrashTitle(title string) string {8	title = strings.TrimSpace(title)9	title = strings.Replace(title, "\t", " ", -1)10	title = strings.Replace(title, "\r11	title = strings.Replace(title, "\r", "12	title = strings.Replace(title, "13	title = strings.Replace(title, "  ", " ", -1)14	title = strings.Replace(title, "  ", " ", -1)15}16I have tried to create a new package called "util" and put the method in that package. Then I import the package in the file where I want to use the method. But I get an error saying "cannot find package "util" in any of:"17os.MkdirAll(filepath.Join("dir1", "dir2", "dir3"), 0755)18os.MkdirAll("dir3/dir4/dir5/dir6", 0755)

normalizeCrashTitle

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println(title)4    title = normalizeCrashTitle(title)5    fmt.Println(title)6}7import "strings"8func normalizeCrashTitle(title string) string {9    title = strings.Replace(title, " ", "-", -1)10}

normalizeCrashTitle

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello, playground")4    normalizeCrashTitle("Hello, playground")5}6import "fmt"7func normalizeCrashTitle(s string) string {8    fmt.Println("Hello, playground")9}10import "fmt"11func NormalizeCrashTitle(s string) string {12    fmt.Println("Hello, playground")13}

normalizeCrashTitle

Using AI Code Generation

1import (2func main() {3    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))4}5import (6func main() {7    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))8}9import (10func main() {11    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))12}13import (14func main() {15    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))16}17import (18func main() {19    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))20}21import (22func main() {23    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))24}25import (26func main() {27    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))28}29import (30func main() {31    fmt.Println(filepath.NormalizeCrashTitle("Crash: 0x0000000000000000"))32}

normalizeCrashTitle

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, playground")4	normalizeCrashTitle("Crash:  (java.lang.NullPointerException)")5}6import (7func main() {8	fmt.Println("Hello, playground")9}10func normalizeCrashTitle(s string) string {11	if strings.HasPrefix(s, "Crash: ") {12	}13}

normalizeCrashTitle

Using AI Code Generation

1import (2func main() {3    fmt.Println(main.normalizeCrashTitle("This is a test title"))4}5import (6func TestNormalizeCrashTitle(t *testing.T) {7    title := main.normalizeCrashTitle("This is a test title")8    if title != "this-is-a-test-title" {9        t.Error("Expected this-is-a-test-title, got", title)10    }11}12import (13func main() {14    fmt.Println(main.normalizeCrashTitle("This is a test title"))15}16import (17func TestNormalizeCrashTitle(t *testing.T) {18    title := main.normalizeCrashTitle("This is a test title")19    if title != "this-is-a-test-title" {20        t.Error("Expected this-is-a-test-title, got", title)21    }22}23import (24func main() {25    fmt.Println(main.normalizeCrashTitle("This is a test title"))26}27import (

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