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Syzkaller
main
findExistingBugForCrash

How to use findExistingBugForCrash method of main Package

Best Syzkaller code snippet using main.findExistingBugForCrash

api.go

Source:api.go

...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 = cur947		}948		if cur := int64(req.PCs); cur > stats.MaxPCs {949			stats.MaxPCs = cur950		}951		if cur := int64(req.Cover); cur > stats.MaxCover {952			stats.MaxCover = cur953		}954		if cur := int64(req.CrashTypes); cur > stats.CrashTypes {955			stats.CrashTypes = cur956		}957		stats.TotalFuzzingTime += req.FuzzingTime958		stats.TotalCrashes += int64(req.Crashes)959		stats.SuppressedCrashes += int64(req.SuppressedCrashes)960		stats.TotalExecs += int64(req.Execs)961		return nil962	})963	return nil, err964}965func apiBugList(c context.Context, ns string, r *http.Request, payload []byte) (interface{}, error) {966	keys, err := db.NewQuery("Bug").967		Filter("Namespace=", ns).968		KeysOnly().969		GetAll(c, nil)970	if err != nil {971		return nil, fmt.Errorf("failed to query bugs: %v", err)972	}973	resp := &dashapi.BugListResp{}974	for _, key := range keys {975		resp.List = append(resp.List, key.StringID())976	}977	return resp, nil978}979func apiLoadBug(c context.Context, ns string, r *http.Request, payload []byte) (interface{}, error) {980	req := new(dashapi.LoadBugReq)981	if err := json.Unmarshal(payload, req); err != nil {982		return nil, fmt.Errorf("failed to unmarshal request: %v", err)983	}984	bug := new(Bug)985	bugKey := db.NewKey(c, "Bug", req.ID, 0, nil)986	if err := db.Get(c, bugKey, bug); err != nil {987		return nil, fmt.Errorf("failed to get bug: %v", err)988	}989	if bug.Namespace != ns {990		return nil, fmt.Errorf("no such bug")991	}992	if bug.sanitizeAccess(AccessPublic) > AccessPublic {993		return nil, nil994	}995	return loadBugReport(c, bug)996}997func loadBugReport(c context.Context, bug *Bug) (*dashapi.BugReport, error) {998	crash, crashKey, err := findCrashForBug(c, bug)999	if err != nil {1000		return nil, err1001	}1002	// Create report for the last reporting so that it's stable and ExtID does not change over time.1003	bugReporting := &bug.Reporting[len(bug.Reporting)-1]1004	reporting := config.Namespaces[bug.Namespace].ReportingByName(bugReporting.Name)1005	if reporting == nil {1006		return nil, fmt.Errorf("reporting %v is missing in config", bugReporting.Name)1007	}1008	return createBugReport(c, bug, crash, crashKey, bugReporting, reporting)1009}1010func findExistingBugForCrash(c context.Context, ns string, titles []string) (*Bug, error) {1011	// First, try to find an existing bug that we already used to report this crash title.1012	var bugs []*Bug1013	_, err := db.NewQuery("Bug").1014		Filter("Namespace=", ns).1015		Filter("MergedTitles=", titles[0]).1016		GetAll(c, &bugs)1017	if err != nil {1018		return nil, fmt.Errorf("failed to query bugs: %v", err)1019	}1020	// We can find bugs with different bug.Title and uncomparable bug.Seq's.1021	// But there should be only one active bug for each crash title,1022	// so if we sort by Seq, the first active bug is our target bug.1023	sort.Slice(bugs, func(i, j int) bool {1024		return bugs[i].Seq > bugs[j].Seq1025	})1026	for _, bug := range bugs {1027		if active, err := isActiveBug(c, bug); err != nil {1028			return nil, err1029		} else if active {1030			return bug, nil1031		}1032	}1033	// This is required for incremental migration.1034	// Older bugs don't have MergedTitles, so we need to check Title as well1035	// (reportCrash will set MergedTitles later).1036	for _, title := range titles {1037		_, err = db.NewQuery("Bug").1038			Filter("Namespace=", ns).1039			Filter("Title=", title).1040			Order("-Seq").1041			Limit(1).1042			GetAll(c, &bugs)1043		if err != nil {1044			return nil, fmt.Errorf("failed to query bugs: %v", err)1045		}1046		if len(bugs) != 0 {1047			bug := bugs[0]1048			if active, err := isActiveBug(c, bug); err != nil {1049				return nil, err1050			} else if active {1051				return bug, nil1052			}1053		}1054	}1055	return nil, nil1056}1057func findBugForCrash(c context.Context, ns string, titles []string) (*Bug, error) {1058	// First, try to find an existing bug that we already used to report this crash title.1059	bug, err := findExistingBugForCrash(c, ns, titles)1060	if bug != nil || err != nil {1061		return bug, err1062	}1063	// If there is no active bug for this crash title, try to find an existing candidate based on AltTitles.1064	var bugs []*Bug1065	for _, title := range titles {1066		var bugs1 []*Bug1067		_, err := db.NewQuery("Bug").1068			Filter("Namespace=", ns).1069			Filter("AltTitles=", title).1070			GetAll(c, &bugs1)1071		if err != nil {1072			return nil, fmt.Errorf("failed to query bugs: %v", err)1073		}...

findExistingBugForCrash

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello, world.")4}5import "fmt"6func main() {7    fmt.Println("Hello, world.")8}

findExistingBugForCrash

Using AI Code Generation

1import (2type Crash struct {3}4func main() {5    db, err := gorm.Open("sqlite3", "crash.db")6    if err != nil {7        panic("failed to connect database")8    }9    defer db.Close()10    db.AutoMigrate(&Crash{})11    raw, err := ioutil.ReadFile("bugs.json")12    if err != nil {13        fmt.Println(err.Error())14        os.Exit(1)15    }16    var bugs []map[string]interface{}17    json.Unmarshal(raw, &bugs)18    for _, bug := range bugs {19        crashId := bug["id"].(string)20        crashTitle := bug["summary"].(string)21        crashDescription := bug["description"].(string)22        crashDate, _ := time.Parse("2006-01-02T15:04:05Z", bug["creation_time"].(string))23        crashUrl := bug["web_url"].(string)24        crashStatus := bug["status"].(string)25        crashPriority := bug["priority"].(string)26        crashSeverity := bug["severity"].(string)27        crashAssignee := bug["assigned_to"].(string)28        crashReporter := bug["creator"].(string)29        crashProduct := bug["product"].(string)30        crashComponent := bug["component"].(string)

findExistingBugForCrash

Using AI Code Generation

1import (2func main() {3    fmt.Print("Enter bug id: ")4    reader := bufio.NewReader(os.Stdin)5    id, _ = reader.ReadString('6    id = id[:len(id)-1]7    fmt.Println(id)8    c.findExistingBugForCrash()9}10import (11func main() {12    fmt.Print("Enter bug id: ")13    reader := bufio.NewReader(os.Stdin)14    id, _ = reader.ReadString('15    id = id[:len(id)-1]16    fmt.Println(id)17    c.findExistingBugForCrash()18}19import (20func main() {21    fmt.Print("Enter bug id: ")22    reader := bufio.NewReader(os.Stdin)23    id, _ = reader.ReadString('24    id = id[:len(id)-1]25    fmt.Println(id)26    c.findExistingBugForCrash()27}28import (29func main() {30    fmt.Print("Enter bug id: ")31    reader := bufio.NewReader(os.Stdin)32    id, _ = reader.ReadString('33    id = id[:len(id)-1]34    fmt.Println(id)35    c.findExistingBugForCrash()36}37import (38func main() {39    fmt.Print("Enter bug id: ")40    reader := bufio.NewReader(os.Stdin)41    id, _ = reader.ReadString('

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