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('

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.