/
app_test.go
1106 lines (1040 loc) · 30.4 KB
/
app_test.go
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// Copyright 2017 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package main
import (
"errors"
"fmt"
"net/http"
"os"
"strconv"
"strings"
"testing"
"time"
"github.com/google/go-cmp/cmp"
"github.com/google/syzkaller/dashboard/dashapi"
"github.com/google/syzkaller/pkg/auth"
"github.com/google/syzkaller/pkg/subsystem"
_ "github.com/google/syzkaller/pkg/subsystem/lists"
"github.com/google/syzkaller/sys/targets"
"google.golang.org/appengine/v2/user"
)
func init() {
// This is ugly but without this go test hangs with:
// panic: Metadata fetch failed for 'instance/attributes/gae_backend_version':
// Get http://metadata/computeMetadata/v1/instance/attributes/gae_backend_version:
// dial tcp: lookup metadata on 127.0.0.1:53: no such host
// It's unclear what's the proper fix for this.
os.Setenv("GAE_MODULE_VERSION", "1")
os.Setenv("GAE_MINOR_VERSION", "1")
isBrokenAuthDomainInTest = true
obsoleteWhatWontBeFixBisected = true
notifyAboutUnsuccessfulBisections = true
ensureConfigImmutability = true
initMocks()
installConfig(testConfig)
}
// Config used in tests.
var testConfig = &GlobalConfig{
AccessLevel: AccessPublic,
AuthDomain: "@syzkaller.com",
Clients: map[string]string{
"reporting": "reportingkeyreportingkeyreportingkey",
},
EmailBlocklist: []string{
"\"Bar\" <Blocked@Domain.com>",
},
Obsoleting: ObsoletingConfig{
MinPeriod: 80 * 24 * time.Hour,
MaxPeriod: 100 * 24 * time.Hour,
NonFinalMinPeriod: 40 * 24 * time.Hour,
NonFinalMaxPeriod: 60 * 24 * time.Hour,
ReproRetestPeriod: 100 * 24 * time.Hour,
},
DiscussionEmails: []DiscussionEmailConfig{
{"lore@email.com", dashapi.DiscussionLore},
},
DefaultNamespace: "test1",
Namespaces: map[string]*Config{
"test1": {
AccessLevel: AccessAdmin,
Key: "test1keytest1keytest1key",
FixBisectionAutoClose: true,
SimilarityDomain: testDomain,
Clients: map[string]string{
client1: password1,
"oauth": auth.OauthMagic + "111111122222222",
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org",
Branch: "branch10",
Alias: "repo10alias",
CC: CCConfig{
Maintainers: []string{"maintainers@repo10.org", "bugs@repo10.org"},
},
},
{
URL: "git://github.com/google/syzkaller",
Branch: "master",
Alias: "repo10alias1",
CC: CCConfig{
Maintainers: []string{"maintainers@repo10.org", "bugs@repo10.org"},
},
},
{
URL: "git://github.com/google/syzkaller",
Branch: "old_master",
Alias: "repo10alias2",
NoPoll: true,
},
},
Managers: map[string]ConfigManager{
"special-obsoleting": {
ObsoletingMinPeriod: 10 * 24 * time.Hour,
ObsoletingMaxPeriod: 20 * 24 * time.Hour,
},
},
Reporting: []Reporting{
{
Name: "reporting1",
DailyLimit: 5,
Embargo: 14 * 24 * time.Hour,
Filter: skipWithRepro,
Config: &TestConfig{
Index: 1,
},
},
{
Name: "reporting2",
DailyLimit: 5,
Config: &TestConfig{
Index: 2,
},
},
},
Subsystems: SubsystemsConfig{
Service: subsystem.MustMakeService(testSubsystems),
},
},
"test2": {
AccessLevel: AccessAdmin,
Key: "test2keytest2keytest2key",
SimilarityDomain: testDomain,
Clients: map[string]string{
client2: password2,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org",
Branch: "branch10",
Alias: "repo10alias",
CC: CCConfig{
Always: []string{"always@cc.me"},
Maintainers: []string{"maintainers@repo10.org", "bugs@repo10.org"},
BuildMaintainers: []string{"build-maintainers@repo10.org"},
},
},
{
URL: "git://syzkaller.org",
Branch: "branch20",
Alias: "repo20",
CC: CCConfig{
Maintainers: []string{"maintainers@repo20.org", "bugs@repo20.org"},
},
},
},
Managers: map[string]ConfigManager{
noFixBisectionManager: {
FixBisectionDisabled: true,
},
specialCCManager: {
CC: CCConfig{
Always: []string{"always@manager.org"},
Maintainers: []string{"maintainers@manager.org"},
BuildMaintainers: []string{"build-maintainers@manager.org"},
},
},
},
Reporting: []Reporting{
{
Name: "reporting1",
DailyLimit: 5,
Embargo: 14 * 24 * time.Hour,
Filter: skipWithRepro,
Config: &EmailConfig{
Email: "test@syzkaller.com",
},
},
{
Name: "reporting2",
DailyLimit: 3,
Filter: skipWithRepro2,
Config: &EmailConfig{
Email: "bugs@syzkaller.com",
DefaultMaintainers: []string{"default@maintainers.com"},
SubjectPrefix: "[syzbot]",
MailMaintainers: true,
},
},
{
Name: "reporting3",
DailyLimit: 3,
Config: &EmailConfig{
Email: "bugs2@syzkaller.com",
DefaultMaintainers: []string{"default2@maintainers.com"},
MailMaintainers: true,
},
},
},
},
// Namespaces for access level testing.
"access-admin": {
AccessLevel: AccessAdmin,
Key: "adminkeyadminkeyadminkey",
Clients: map[string]string{
clientAdmin: keyAdmin,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/access-admin.git",
Branch: "access-admin",
Alias: "access-admin",
},
},
Reporting: []Reporting{
{
Name: "access-admin-reporting1",
DailyLimit: 1000,
Config: &TestConfig{Index: 1},
},
{
Name: "access-admin-reporting2",
DailyLimit: 1000,
Config: &TestConfig{Index: 2},
},
},
},
"access-user": {
AccessLevel: AccessUser,
Key: "userkeyuserkeyuserkey",
Clients: map[string]string{
clientUser: keyUser,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/access-user.git",
Branch: "access-user",
Alias: "access-user",
},
},
Reporting: []Reporting{
{
AccessLevel: AccessAdmin,
Name: "access-admin-reporting1",
DailyLimit: 1000,
Config: &TestConfig{Index: 1},
},
{
Name: "access-user-reporting2",
DailyLimit: 1000,
Config: &TestConfig{Index: 2},
},
},
},
"access-public": {
AccessLevel: AccessPublic,
Key: "publickeypublickeypublickey",
Clients: map[string]string{
clientPublic: keyPublic,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/access-public.git",
Branch: "access-public",
Alias: "access-public",
DetectMissingBackports: true,
},
},
Reporting: []Reporting{
{
AccessLevel: AccessUser,
Name: "access-user-reporting1",
DailyLimit: 1000,
Config: &TestConfig{Index: 1},
},
{
Name: "access-public-reporting2",
DailyLimit: 1000,
Config: &TestConfig{Index: 2},
},
},
FindBugOriginTrees: true,
CacheUIPages: true,
RetestRepros: true,
},
"access-public-email": {
AccessLevel: AccessPublic,
Key: "publickeypublickeypublickey",
Clients: map[string]string{
clientPublicEmail: keyPublicEmail,
},
Managers: map[string]ConfigManager{
restrictedManager: {
RestrictedTestingRepo: "git://restricted.git/restricted.git",
RestrictedTestingReason: "you should test only on restricted.git",
},
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/access-public-email.git",
Branch: "access-public-email",
Alias: "access-public-email",
},
{
// Needed for TestTreeOriginLtsBisection().
URL: "https://upstream.repo/repo",
Branch: "upstream-master",
Alias: "upstream-master",
},
},
Reporting: []Reporting{
{
AccessLevel: AccessPublic,
Name: "access-public-email-reporting1",
DailyLimit: 1000,
Config: &EmailConfig{
Email: "test@syzkaller.com",
HandleListEmails: true,
SubjectPrefix: "[syzbot]",
},
},
},
RetestRepros: true,
Subsystems: SubsystemsConfig{
Service: subsystem.MustMakeService(testSubsystems),
Redirect: map[string]string{
"oldSubsystem": "subsystemA",
},
},
},
// The second namespace reporting to the same mailing list.
"access-public-email-2": {
AccessLevel: AccessPublic,
Key: "publickeypublickeypublickey",
Clients: map[string]string{
clientPublicEmail2: keyPublicEmail2,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/access-public-email2.git",
Branch: "access-public-email2",
Alias: "access-public-email2",
},
},
Reporting: []Reporting{
{
AccessLevel: AccessPublic,
Name: "access-public-email2-reporting1",
DailyLimit: 1000,
Config: &EmailConfig{
Email: "test@syzkaller.com",
HandleListEmails: true,
},
},
},
},
"fs-bugs-reporting": {
AccessLevel: AccessPublic,
Key: "fspublickeypublickeypublickey",
Clients: map[string]string{
clientPublicFs: keyPublicFs,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/fs-bugs.git",
Branch: "fs-bugs",
Alias: "fs-bugs",
},
},
Reporting: []Reporting{
{
Name: "wait-repro",
DailyLimit: 1000,
Filter: func(bug *Bug) FilterResult {
if canBeVfsBug(bug) &&
bug.ReproLevel == dashapi.ReproLevelNone {
return FilterReport
}
return FilterSkip
},
Config: &TestConfig{Index: 1},
},
{
AccessLevel: AccessPublic,
Name: "public",
DailyLimit: 1000,
Config: &EmailConfig{
Email: "test@syzkaller.com",
HandleListEmails: true,
DefaultMaintainers: []string{"linux-kernel@vger.kernel.org"},
MailMaintainers: true,
SubjectPrefix: "[syzbot]",
},
},
},
Subsystems: SubsystemsConfig{
Service: subsystem.ListService("linux"),
},
},
"test-decommission": {
AccessLevel: AccessAdmin,
Key: "testdecommissiontestdecommission",
SimilarityDomain: testDomain,
Clients: map[string]string{
clientTestDecomm: keyTestDecomm,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org",
Branch: "branch10",
Alias: "repo10alias",
},
},
Reporting: []Reporting{
{
Name: "reporting1",
DailyLimit: 3,
Embargo: 14 * 24 * time.Hour,
Filter: skipWithRepro,
Config: &TestConfig{
Index: 1,
},
},
{
Name: "reporting2",
DailyLimit: 3,
Config: &TestConfig{
Index: 2,
},
},
},
},
"test-mgr-decommission": {
AccessLevel: AccessAdmin,
Key: "testmgrdecommissiontestmgrdecommission",
SimilarityDomain: testDomain,
Clients: map[string]string{
clientMgrDecommission: keyMgrDecommission,
},
Managers: map[string]ConfigManager{
notYetDecommManger: {},
delegateToManager: {},
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org",
Branch: "branch10",
Alias: "repo10alias",
},
},
Reporting: []Reporting{
{
Name: "reporting1",
DailyLimit: 5,
Embargo: 14 * 24 * time.Hour,
Filter: skipWithRepro,
Config: &EmailConfig{
Email: "test@syzkaller.com",
},
},
{
Name: "reporting2",
DailyLimit: 3,
Filter: skipWithRepro2,
Config: &EmailConfig{
Email: "bugs@syzkaller.com",
DefaultMaintainers: []string{"default@maintainers.com"},
SubjectPrefix: "[syzbot]",
MailMaintainers: true,
},
},
},
RetestRepros: true,
},
"subsystem-reminders": {
AccessLevel: AccessPublic,
Key: "subsystemreminderssubsystemreminders",
Clients: map[string]string{
clientSubsystemRemind: keySubsystemRemind,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/reminders.git",
Branch: "main",
Alias: "main",
},
},
Reporting: []Reporting{
{
// Let's emulate public moderation.
AccessLevel: AccessPublic,
Name: "moderation",
DailyLimit: 1000,
Filter: func(bug *Bug) FilterResult {
if strings.Contains(bug.Title, "keep in moderation") {
return FilterReport
}
return FilterSkip
},
Config: &TestConfig{Index: 1},
},
{
AccessLevel: AccessPublic,
Name: "public",
DailyLimit: 1000,
Config: &EmailConfig{
Email: "bugs@syzkaller.com",
HandleListEmails: true,
MailMaintainers: true,
DefaultMaintainers: []string{"default@maintainers.com"},
SubjectPrefix: "[syzbot]",
},
},
},
Subsystems: SubsystemsConfig{
Service: subsystem.MustMakeService(testSubsystems),
Reminder: &BugListReportingConfig{
SourceReporting: "public",
BugsInReport: 6,
ModerationConfig: &EmailConfig{
Email: "moderation@syzkaller.com",
SubjectPrefix: "[moderation]",
},
Config: &EmailConfig{
Email: "bugs@syzkaller.com",
MailMaintainers: true,
SubjectPrefix: "[syzbot]",
},
},
},
},
"tree-tests": {
AccessLevel: AccessPublic,
FixBisectionAutoClose: true,
Key: "treeteststreeteststreeteststreeteststreeteststreetests",
Clients: map[string]string{
clientTreeTests: keyTreeTests,
},
Repos: []KernelRepo{
{
URL: "git://syzkaller.org/test.git",
Branch: "main",
Alias: "main",
DetectMissingBackports: true,
},
},
Managers: map[string]ConfigManager{
"better-manager": {
Priority: 1,
},
},
Reporting: []Reporting{
{
AccessLevel: AccessAdmin,
Name: "non-public",
DailyLimit: 1000,
Filter: func(bug *Bug) FilterResult {
return FilterReport
},
Config: &TestConfig{Index: 1},
},
{
AccessLevel: AccessUser,
Name: "user",
DailyLimit: 1000,
Config: &EmailConfig{
Email: "bugs@syzkaller.com",
SubjectPrefix: "[syzbot]",
},
Labels: map[string]string{
"origin:downstream": "Bug presence analysis results: the bug reproduces only on the downstream tree.",
},
},
},
FindBugOriginTrees: true,
RetestMissingBackports: true,
},
},
}
var testSubsystems = []*subsystem.Subsystem{
{
Name: "subsystemA",
PathRules: []subsystem.PathRule{{IncludeRegexp: `a\.c`}},
Lists: []string{"subsystemA@list.com"},
Maintainers: []string{"subsystemA@person.com"},
},
{
Name: "subsystemB",
PathRules: []subsystem.PathRule{{IncludeRegexp: `b\.c`}},
Lists: []string{"subsystemB@list.com"},
Maintainers: []string{"subsystemB@person.com"},
},
{
Name: "subsystemC",
PathRules: []subsystem.PathRule{{IncludeRegexp: `c\.c`}},
Lists: []string{"subsystemC@list.com"},
Maintainers: []string{"subsystemC@person.com"},
NoReminders: true,
},
}
const (
client1 = "client1"
client2 = "client2"
password1 = "client1keyclient1keyclient1key"
password2 = "client2keyclient2keyclient2key"
clientAdmin = "client-admin"
keyAdmin = "clientadminkeyclientadminkey"
clientUser = "client-user"
keyUser = "clientuserkeyclientuserkey"
clientPublic = "client-public"
keyPublic = "clientpublickeyclientpublickey"
clientPublicEmail = "client-public-email"
keyPublicEmail = "clientpublicemailkeyclientpublicemailkey"
clientPublicEmail2 = "client-public-email2"
keyPublicEmail2 = "clientpublicemailkeyclientpublicemailkey2"
clientPublicFs = "client-public-fs"
keyPublicFs = "keypublicfskeypublicfskeypublicfs"
clientTestDecomm = "client-test-decomm"
keyTestDecomm = "keyTestDecommkeyTestDecomm"
clientMgrDecommission = "client-mgr-decommission"
keyMgrDecommission = "keyMgrDecommissionkeyMgrDecommission"
clientSubsystemRemind = "client-subystem-reminders"
keySubsystemRemind = "keySubsystemRemindkeySubsystemRemind"
clientTreeTests = "clientTreeTestsclientTreeTests"
keyTreeTests = "keyTreeTestskeyTreeTestskeyTreeTests"
restrictedManager = "restricted-manager"
noFixBisectionManager = "no-fix-bisection-manager"
specialCCManager = "special-cc-manager"
notYetDecommManger = "not-yet-decomm-manager"
delegateToManager = "delegate-to-manager"
testDomain = "test"
)
func skipWithRepro(bug *Bug) FilterResult {
if strings.HasPrefix(bug.Title, "skip with repro") &&
bug.ReproLevel != dashapi.ReproLevelNone {
return FilterSkip
}
return FilterReport
}
func skipWithRepro2(bug *Bug) FilterResult {
if strings.HasPrefix(bug.Title, "skip reporting2 with repro") &&
bug.ReproLevel != dashapi.ReproLevelNone {
return FilterSkip
}
return FilterReport
}
type TestConfig struct {
Index int
}
func (cfg *TestConfig) Type() string {
return "test"
}
func (cfg *TestConfig) Validate() error {
return nil
}
func testBuild(id int) *dashapi.Build {
return &dashapi.Build{
Manager: fmt.Sprintf("manager%v", id),
ID: fmt.Sprintf("build%v", id),
OS: targets.Linux,
Arch: targets.AMD64,
VMArch: targets.AMD64,
SyzkallerCommit: fmt.Sprintf("syzkaller_commit%v", id),
CompilerID: fmt.Sprintf("compiler%v", id),
KernelRepo: fmt.Sprintf("repo%v", id),
KernelBranch: fmt.Sprintf("branch%v", id),
KernelCommit: strings.Repeat(fmt.Sprint(id), 40)[:40],
KernelCommitTitle: fmt.Sprintf("kernel_commit_title%v", id),
KernelCommitDate: buildCommitDate,
KernelConfig: []byte(fmt.Sprintf("config%v", id)),
}
}
var buildCommitDate = time.Date(1, 2, 3, 4, 5, 6, 0, time.UTC)
func testCrash(build *dashapi.Build, id int) *dashapi.Crash {
return &dashapi.Crash{
BuildID: build.ID,
Title: fmt.Sprintf("title%v", id),
Log: []byte(fmt.Sprintf("log%v", id)),
Report: []byte(fmt.Sprintf("report%v", id)),
MachineInfo: []byte(fmt.Sprintf("machine info %v", id)),
}
}
func testCrashWithRepro(build *dashapi.Build, id int) *dashapi.Crash {
crash := testCrash(build, id)
crash.ReproOpts = []byte(fmt.Sprintf("repro opts %v", id))
crash.ReproSyz = []byte(fmt.Sprintf("syncfs(%v)", id))
crash.ReproC = []byte(fmt.Sprintf("int main() { return %v; }", id))
return crash
}
func testCrashID(crash *dashapi.Crash) *dashapi.CrashID {
return &dashapi.CrashID{
BuildID: crash.BuildID,
Title: crash.Title,
}
}
func TestApp(t *testing.T) {
c := NewCtx(t)
defer c.Close()
_, err := c.GET("/test1")
c.expectOK(err)
apiClient1 := c.makeClient(client1, password1, false)
apiClient2 := c.makeClient(client2, password2, false)
c.expectFail("unknown api method", apiClient1.Query("unsupported_method", nil, nil))
c.client.LogError("name", "msg %s", "arg")
build := testBuild(1)
c.client.UploadBuild(build)
// Uploading the same build must be OK.
c.client.UploadBuild(build)
// Some bad combinations of client/key.
c.expectFail("unauthorized", c.makeClient(client1, "borked", false).Query("upload_build", build, nil))
c.expectFail("unauthorized", c.makeClient("unknown", password1, false).Query("upload_build", build, nil))
c.expectFail("unauthorized", c.makeClient(client1, password2, false).Query("upload_build", build, nil))
crash1 := testCrash(build, 1)
c.client.ReportCrash(crash1)
c.client.pollBug()
// Test that namespace isolation works.
c.expectFail("unknown build", apiClient2.Query("report_crash", crash1, nil))
crash2 := testCrashWithRepro(build, 2)
c.client.ReportCrash(crash2)
c.client.pollBug()
// Provoke purgeOldCrashes.
const purgeTestIters = 30
for i := 0; i < purgeTestIters; i++ {
// Also test how daily counts work.
if i == purgeTestIters/2 {
c.advanceTime(48 * time.Hour)
}
crash := testCrash(build, 3)
crash.Log = []byte(fmt.Sprintf("log%v", i))
crash.Report = []byte(fmt.Sprintf("report%v", i))
c.client.ReportCrash(crash)
}
rep := c.client.pollBug()
bug, _, _ := c.loadBug(rep.ID)
c.expectNE(bug, nil)
c.expectEQ(bug.DailyStats, []BugDailyStats{
{20000101, purgeTestIters / 2},
{20000103, purgeTestIters / 2},
})
cid := &dashapi.CrashID{
BuildID: "build1",
Title: "title1",
}
c.client.ReportFailedRepro(cid)
c.client.ReportingPollBugs("test")
c.client.ReportingUpdate(&dashapi.BugUpdate{
ID: "id",
Status: dashapi.BugStatusOpen,
ReproLevel: dashapi.ReproLevelC,
})
}
func TestRedirects(t *testing.T) {
c := NewCtx(t)
defer c.Close()
checkRedirect(c, AccessUser, "/", "/test1", http.StatusFound) // redirect to default namespace
checkRedirect(c, AccessAdmin, "/", "/admin", http.StatusFound)
checkLoginRedirect(c, AccessPublic, "/access-user") // not accessible namespace
_, err := c.AuthGET(AccessUser, "/access-user")
c.expectOK(err)
}
func TestResponseStatusCode(t *testing.T) {
tests := []struct {
whatURL string
wantRespCode int
}{
{
"/text?tag=CrashLog&x=13354bf5700000",
http.StatusNotFound,
},
{
"/text?tag=CrashReport&x=17a2bedcb00000",
http.StatusNotFound,
},
{
"/text?tag=ReproSyz&x=107e219b700000",
http.StatusNotFound,
},
{
"/text?tag=ReproC&x=1762ad64f00000",
http.StatusNotFound,
},
{
"/text?tag=CrashLog",
http.StatusBadRequest,
},
{
"/text?tag=CrashReport",
http.StatusBadRequest,
},
{
"/text?tag=ReproC",
http.StatusBadRequest,
},
{
"/text?tag=ReproSyz",
http.StatusBadRequest,
},
}
c := NewCtx(t)
defer c.Close()
for _, test := range tests {
checkResponseStatusCode(c, AccessUser, test.whatURL, test.wantRespCode)
}
}
func checkLoginRedirect(c *Ctx, accessLevel AccessLevel, url string) {
to, err := user.LoginURL(c.ctx, url)
if err != nil {
c.t.Fatal(err)
}
checkRedirect(c, accessLevel, url, to, http.StatusTemporaryRedirect)
}
func checkRedirect(c *Ctx, accessLevel AccessLevel, from, to string, status int) {
_, err := c.AuthGET(accessLevel, from)
c.expectNE(err, nil)
var httpErr *HTTPError
c.expectTrue(errors.As(err, &httpErr))
c.expectEQ(httpErr.Code, status)
c.expectEQ(httpErr.Headers["Location"], []string{to})
}
func checkResponseStatusCode(c *Ctx, accessLevel AccessLevel, url string, status int) {
_, err := c.AuthGET(accessLevel, url)
c.expectNE(err, nil)
var httpErr *HTTPError
c.expectTrue(errors.As(err, &httpErr))
c.expectEQ(httpErr.Code, status)
}
// Test purging of old crashes for bugs with lots of crashes.
func TestPurgeOldCrashes(t *testing.T) {
if testing.Short() {
t.Skip()
}
c := NewCtx(t)
defer c.Close()
build := testBuild(1)
c.client.UploadBuild(build)
// First, send 3 crashes that are reported. These need to be preserved regardless.
crash := testCrash(build, 1)
crash.ReproOpts = []byte("no repro")
c.client.ReportCrash(crash)
rep := c.client.pollBug()
crash.ReproSyz = []byte("getpid()")
crash.ReproOpts = []byte("syz repro")
c.client.ReportCrash(crash)
c.client.pollBug()
crash.ReproC = []byte("int main() {}")
crash.ReproOpts = []byte("C repro")
c.client.ReportCrash(crash)
c.client.pollBug()
// Now report lots of bugs with/without repros. Some of the older ones should be purged.
var totalReported = 3 * maxCrashes()
for i := 0; i < totalReported; i++ {
c.advanceTime(2 * time.Hour) // This ensures that crashes are saved.
crash.ReproSyz = nil
crash.ReproC = nil
crash.ReproOpts = []byte(fmt.Sprintf("%v", i))
c.client.ReportCrash(crash)
crash.ReproSyz = []byte("syz repro")
crash.ReproC = []byte("C repro")
crash.ReproOpts = []byte(fmt.Sprintf("%v", i))
c.client.ReportCrash(crash)
}
bug, _, _ := c.loadBug(rep.ID)
crashes, _, err := queryCrashesForBug(c.ctx, bug.key(c.ctx), 10*totalReported)
c.expectOK(err)
// First, count how many crashes of different types we have.
// We should get all 3 reported crashes + some with repros and some without repros.
reported, norepro, repro := 0, 0, 0
for _, crash := range crashes {
if !crash.Reported.IsZero() {
reported++
} else if crash.ReproSyz == 0 {
norepro++
} else {
repro++
}
}
c.t.Logf("got reported=%v, norepro=%v, repro=%v, maxCrashes=%v",
reported, norepro, repro, maxCrashes())
if reported != 3 ||
norepro < maxCrashes() || norepro > maxCrashes()+10 ||
repro < maxCrashes() || repro > maxCrashes()+10 {
c.t.Fatalf("bad purged crashes")
}
// Then, check that latest crashes were preserved.
for _, crash := range crashes {
if !crash.Reported.IsZero() {
continue
}
idx, err := strconv.Atoi(string(crash.ReproOpts))
c.expectOK(err)
count := norepro
if crash.ReproSyz != 0 {
count = repro
}
if idx < totalReported-count {
c.t.Errorf("preserved bad crash repro=%v: %v", crash.ReproC != 0, idx)
}
}
firstCrashExists := func() bool {
_, crashKeys, err := queryCrashesForBug(c.ctx, bug.key(c.ctx), 10*totalReported)
c.expectOK(err)
for _, key := range crashKeys {
if key.IntID() == rep.CrashID {
return true
}
}
return false
}
// A sanity check for the test itself.
if !firstCrashExists() {
t.Fatalf("the first reported crash should be present")
}
// Unreport the first crash.
reply, _ := c.client.ReportingUpdate(&dashapi.BugUpdate{
ID: rep.ID,
Status: dashapi.BugStatusUpdate,
ReproLevel: dashapi.ReproLevelC,
UnreportCrashIDs: []int64{rep.CrashID},
})
c.expectEQ(reply.OK, true)
// Trigger more purge events.
var moreIterations = maxCrashes()
for i := 0; i < moreIterations; i++ {
c.advanceTime(2 * time.Hour) // This ensures that crashes are saved.
crash.ReproSyz = nil
crash.ReproC = nil
crash.ReproOpts = []byte(fmt.Sprintf("%v", i))
c.client.ReportCrash(crash)
}
// Check that the unreported crash was purged.
if firstCrashExists() {
t.Fatalf("the unreported crash should have been purged")
}
}
func TestManagerFailedBuild(t *testing.T) {
c := NewCtx(t)
defer c.Close()
// Upload and check first build.
build := testBuild(1)
c.client.UploadBuild(build)
checkManagerBuild(c, build, nil, nil)
// Upload and check second build.
build.ID = "id1"
build.KernelCommit = "kern1"
build.SyzkallerCommit = "syz1"
c.client.UploadBuild(build)
checkManagerBuild(c, build, nil, nil)
// Upload failed kernel build.
failedBuild := new(dashapi.Build)
*failedBuild = *build
failedBuild.ID = "id2"
failedBuild.KernelCommit = "kern2"
failedBuild.KernelCommitTitle = "failed build 1"
failedBuild.SyzkallerCommit = "syz2"
c.expectOK(c.client.ReportBuildError(&dashapi.BuildErrorReq{