// PGUrl returns a postgres connection url which connects to this server with
// the given user. Returns a connection string and a cleanup function which must
// be called after any connection created using the string has been closed.
//
// In order to connect securely using postgres, this method will create
// temporary on-disk copies of certain embedded security certificates. The
// certificates will be created as temporary files in the provided directory,
// and their filenames will have the provided prefix. The returned cleanup
// function will delete these temporary files.
func PGUrl(t util.Tester, ts *server.TestServer, user, tempDir, prefix string) (url.URL, func()) {
host, port, err := net.SplitHostPort(ts.PGAddr())
if err != nil {
t.Fatal(err)
}
caPath := filepath.Join(security.EmbeddedCertsDir, "ca.crt")
certPath := security.ClientCertPath(security.EmbeddedCertsDir, user)
keyPath := security.ClientKeyPath(security.EmbeddedCertsDir, user)
// Copy these assets to disk from embedded strings, so this test can
// run from a standalone binary.
tempCAPath, tempCACleanup := securitytest.TempRestrictedCopy(t, caPath, tempDir, "TestLogic_ca")
tempCertPath, tempCertCleanup := securitytest.TempRestrictedCopy(t, certPath, tempDir, "TestLogic_cert")
tempKeyPath, tempKeyCleanup := securitytest.TempRestrictedCopy(t, keyPath, tempDir, "TestLogic_key")
return url.URL{
Scheme: "postgres",
User: url.User(user),
Host: net.JoinHostPort(host, port),
RawQuery: fmt.Sprintf("sslmode=verify-full&sslrootcert=%s&sslcert=%s&sslkey=%s",
url.QueryEscape(tempCAPath),
url.QueryEscape(tempCertPath),
url.QueryEscape(tempKeyPath),
),
}, func() {
tempCACleanup()
tempCertCleanup()
tempKeyCleanup()
}
}
func getLatestConfig(s *server.TestServer, expected int) (cfg *config.SystemConfig, err error) {
err = util.IsTrueWithin(func() bool {
cfg = s.Gossip().GetSystemConfig()
return cfg != nil && len(cfg.Values) == expected
}, 500*time.Millisecond)
return
}
func makeTestDBClient(t *testing.T, s *server.TestServer) *sql.DB {
db, err := sql.Open("cockroach", fmt.Sprintf("https://%s@%s?certs=test_certs",
security.RootUser,
s.ServingAddr()))
if err != nil {
t.Fatal(err)
}
return db
}
func acquire(s server.TestServer, descID sqlbase.ID, version sqlbase.DescriptorVersion) (*csql.LeaseState, error) {
var lease *csql.LeaseState
err := s.DB().Txn(func(txn *client.Txn) error {
var err error
lease, err = s.LeaseManager().(*csql.LeaseManager).Acquire(txn, descID, version)
return err
})
return lease, err
}
func getLatestConfig(s *server.TestServer, expected int) (cfg *config.SystemConfig, err error) {
err = util.IsTrueWithin(func() bool {
var err2 error
cfg, err2 = s.Gossip().GetSystemConfig()
if err2 != nil {
return false
}
return len(cfg.Values) != expected
}, 500*time.Millisecond)
return
}
// setupMultipleRanges creates a test server and splits the
// key range at the given keys. Returns the test server and client.
// The caller is responsible for stopping the server and
// closing the client.
func setupMultipleRanges(t *testing.T, ts *server.TestServer, splitAt ...string) *client.DB {
db := createTestClient(t, ts.Stopper(), ts.ServingAddr())
// Split the keyspace at the given keys.
for _, key := range splitAt {
if err := db.AdminSplit(key); err != nil {
// Don't leak server goroutines.
t.Fatal(err)
}
}
return db
}
func waitForConfigChange(t *testing.T, s *server.TestServer) (*config.SystemConfig, error) {
var foundDesc sql.DatabaseDescriptor
var cfg *config.SystemConfig
return cfg, util.IsTrueWithin(func() bool {
if cfg = s.Gossip().GetSystemConfig(); cfg != nil {
if val := cfg.GetValue(configDescKey); val != nil {
if err := val.GetProto(&foundDesc); err != nil {
t.Fatal(err)
}
return foundDesc.ID == configID
}
}
return false
}, 10*time.Second)
}
func newCLITest() cliTest {
// Reset the client context for each test. We don't reset the
// pointer (because they are tied into the flags), but instead
// overwrite the existing struct's values.
baseCtx.InitDefaults()
osStderr = os.Stdout
var s server.TestServer
if err := s.Start(); err != nil {
log.Fatalf("Could not start server: %v", err)
}
tempDir, err := ioutil.TempDir("", "cli-test")
if err != nil {
log.Fatal(err)
}
// Copy these assets to disk from embedded strings, so this test can
// run from a standalone binary.
// Disable embedded certs, or the security library will try to load
// our real files as embedded assets.
security.ResetReadFileFn()
assets := []string{
filepath.Join(security.EmbeddedCertsDir, security.EmbeddedCACert),
filepath.Join(security.EmbeddedCertsDir, security.EmbeddedCAKey),
filepath.Join(security.EmbeddedCertsDir, security.EmbeddedNodeCert),
filepath.Join(security.EmbeddedCertsDir, security.EmbeddedNodeKey),
filepath.Join(security.EmbeddedCertsDir, security.EmbeddedRootCert),
filepath.Join(security.EmbeddedCertsDir, security.EmbeddedRootKey),
}
for _, a := range assets {
securitytest.RestrictedCopy(nil, a, tempDir, filepath.Base(a))
}
return cliTest{
TestServer: s,
certsDir: tempDir,
cleanupFunc: func() {
if err := os.RemoveAll(tempDir); err != nil {
log.Fatal(err)
}
},
}
}
// forceNewConfig forces a system config update by writing a bogus descriptor with an
// incremented value inside. It then repeatedly fetches the gossip config until the
// just-written descriptor is found.
func forceNewConfig(t *testing.T, s *server.TestServer) (*config.SystemConfig, error) {
configID++
configDesc := sql.DatabaseDescriptor{
Name: "sentinel",
ID: configID,
Privileges: &sql.PrivilegeDescriptor{},
}
// This needs to be done in a transaction with the system trigger set.
if err := s.DB().Txn(func(txn *client.Txn) error {
txn.SetSystemDBTrigger()
return txn.Put(configDescKey, &configDesc)
}); err != nil {
t.Fatal(err)
}
return waitForConfigChange(t, s)
}
func initReverseScanTestEnv(s *server.TestServer, t *testing.T) *client.DB {
db := createTestClient(t, s.Stopper(), s.ServingAddr())
// Set up multiple ranges:
// ["", "b"),["b", "e") ,["e", "g") and ["g", "\xff\xff").
for _, key := range []string{"b", "e", "g"} {
// Split the keyspace at the given key.
if pErr := db.AdminSplit(key); pErr != nil {
t.Fatal(pErr)
}
}
// Write keys before, at, and after the split key.
for _, key := range []string{"a", "b", "c", "d", "e", "f", "g", "h"} {
if pErr := db.Put(key, "value"); pErr != nil {
t.Fatal(pErr)
}
}
return db
}
func waitForConfigChange(t *testing.T, s *server.TestServer) (cfg *config.SystemConfig, err error) {
var foundDesc sql.DatabaseDescriptor
err = util.IsTrueWithin(func() bool {
cfg = s.Gossip().GetSystemConfig()
if cfg == nil {
return false
}
raw, ok := cfg.GetValue(configDescKey)
if !ok {
return false
}
if err2 := proto.Unmarshal(raw, &foundDesc); err2 != nil {
t.Fatalf("could not unmarshal raw value: %s", err2)
return false
}
return foundDesc.ID == configID
}, 10*time.Second)
return
}
func waitForConfigChange(t *testing.T, s *server.TestServer) config.SystemConfig {
var foundDesc sqlbase.Descriptor
var cfg config.SystemConfig
util.SucceedsSoon(t, func() error {
var ok bool
if cfg, ok = s.Gossip().GetSystemConfig(); ok {
if val := cfg.GetValue(configDescKey); val != nil {
if err := val.GetProto(&foundDesc); err != nil {
t.Fatal(err)
}
if id := foundDesc.GetDatabase().GetID(); id != configID {
return errors.Errorf("expected database id %d; got %d", configID, id)
}
return nil
}
}
return errors.Errorf("got nil system config")
})
return cfg
}
// PGUrl returns a postgres connection url which connects to this server with the given user, and a
// cleanup function which must be called after all connections created using the connection url have
// been closed.
//
// In order to connect securely using postgres, this method will create temporary on-disk copies of
// certain embedded security certificates. The certificates will be created in a new temporary
// directory. The returned cleanup function will delete this temporary directory.
func PGUrl(t testing.TB, ts *server.TestServer, user, prefix string) (url.URL, func()) {
host, port, err := net.SplitHostPort(ts.PGAddr())
if err != nil {
t.Fatal(err)
}
tempDir, err := ioutil.TempDir("", prefix)
if err != nil {
t.Fatal(err)
}
caPath := security.CACertPath(security.EmbeddedCertsDir)
certPath := security.ClientCertPath(security.EmbeddedCertsDir, user)
keyPath := security.ClientKeyPath(security.EmbeddedCertsDir, user)
// Copy these assets to disk from embedded strings, so this test can
// run from a standalone binary.
tempCAPath := securitytest.RestrictedCopy(t, caPath, tempDir, "ca")
tempCertPath := securitytest.RestrictedCopy(t, certPath, tempDir, "cert")
tempKeyPath := securitytest.RestrictedCopy(t, keyPath, tempDir, "key")
options := url.Values{}
options.Add("sslmode", "verify-full")
options.Add("sslrootcert", tempCAPath)
options.Add("sslcert", tempCertPath)
options.Add("sslkey", tempKeyPath)
return url.URL{
Scheme: "postgres",
User: url.User(user),
Host: net.JoinHostPort(host, port),
RawQuery: options.Encode(),
}, func() {
if err := os.RemoveAll(tempDir); err != nil {
// Not Fatal() because we might already be panicking.
t.Error(err)
}
}
}
// checkPGWireMetrics returns the server's pgwire bytesIn/bytesOut and an error if the
// bytesIn/bytesOut don't satisfy the given minimums and maximums.
func checkPGWireMetrics(s *server.TestServer, minBytesIn, minBytesOut, maxBytesIn, maxBytesOut int64) (int64, int64, error) {
nid := s.Gossip().GetNodeID().String()
if err := s.WriteSummaries(); err != nil {
return -1, -1, err
}
bytesIn := s.MustGetCounter("cr.node.pgwire.bytesin." + nid)
bytesOut := s.MustGetCounter("cr.node.pgwire.bytesout." + nid)
if a, min := bytesIn, minBytesIn; a < min {
return bytesIn, bytesOut, util.Errorf("bytesin %d < expected min %d", a, min)
}
if a, min := bytesOut, minBytesOut; a < min {
return bytesIn, bytesOut, util.Errorf("bytesout %d < expected min %d", a, min)
}
if a, max := bytesIn, maxBytesIn; a > max {
return bytesIn, bytesOut, util.Errorf("bytesin %d > expected max %d", a, max)
}
if a, max := bytesOut, maxBytesOut; a > max {
return bytesIn, bytesOut, util.Errorf("bytesout %d > expected max %d", a, max)
}
return bytesIn, bytesOut, nil
}
func TestDB_Put_insecure(t *testing.T) {
defer leaktest.AfterTest(t)()
ctx := server.MakeTestContext()
ctx.Insecure = true
s := server.TestServer{
Ctx: &ctx,
}
if err := s.Start(); err != nil {
log.Fatalf("Could not start server: %v", err)
}
defer s.Stop()
db := s.DB()
if err := db.Put("aa", "1"); err != nil {
panic(err)
}
result, err := db.Get("aa")
if err != nil {
panic(err)
}
checkResult(t, []byte("1"), result.ValueBytes())
}
func ExampleDB_Put_insecure() {
ctx := server.MakeTestContext()
ctx.Insecure = true
s := server.TestServer{
Ctx: &ctx,
}
if err := s.Start(); err != nil {
log.Fatalf("Could not start server: %v", err)
}
defer s.Stop()
db := s.DB()
if err := db.Put("aa", "1"); err != nil {
panic(err)
}
result, err := db.Get("aa")
if err != nil {
panic(err)
}
fmt.Printf("aa=%s\n", result.ValueBytes())
// Output:
// aa=1
}
// checkSQLNetworkMetrics returns the server's pgwire bytesIn/bytesOut and an
// error if the bytesIn/bytesOut don't satisfy the given minimums and maximums.
func checkSQLNetworkMetrics(s server.TestServer, minBytesIn, minBytesOut, maxBytesIn, maxBytesOut int64) (int64, int64, error) {
if err := s.WriteSummaries(); err != nil {
return -1, -1, err
}
bytesIn := s.MustGetSQLNetworkCounter("bytesin")
bytesOut := s.MustGetSQLNetworkCounter("bytesout")
if a, min := bytesIn, minBytesIn; a < min {
return bytesIn, bytesOut, util.Errorf("bytesin %d < expected min %d", a, min)
}
if a, min := bytesOut, minBytesOut; a < min {
return bytesIn, bytesOut, util.Errorf("bytesout %d < expected min %d", a, min)
}
if a, max := bytesIn, maxBytesIn; a > max {
return bytesIn, bytesOut, util.Errorf("bytesin %d > expected max %d", a, max)
}
if a, max := bytesOut, maxBytesOut; a > max {
return bytesIn, bytesOut, util.Errorf("bytesout %d > expected max %d", a, max)
}
return bytesIn, bytesOut, nil
}
// This is a fairly high-level test of CA and node certificates.
// We construct SSL server and clients and use the generated certs.
func TestUseCerts(t *testing.T) {
defer leaktest.AfterTest(t)()
// Do not mock cert access for this test.
security.ResetReadFileFn()
defer ResetTest()
certsDir := util.CreateTempDir(t, "certs_test")
defer util.CleanupDir(certsDir)
err := security.RunCreateCACert(
filepath.Join(certsDir, security.EmbeddedCACert),
filepath.Join(certsDir, security.EmbeddedCAKey),
512)
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
err = security.RunCreateNodeCert(
filepath.Join(certsDir, security.EmbeddedCACert),
filepath.Join(certsDir, security.EmbeddedCAKey),
filepath.Join(certsDir, security.EmbeddedNodeCert),
filepath.Join(certsDir, security.EmbeddedNodeKey),
512, []string{"127.0.0.1"})
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
err = security.RunCreateClientCert(
filepath.Join(certsDir, security.EmbeddedCACert),
filepath.Join(certsDir, security.EmbeddedCAKey),
filepath.Join(certsDir, security.EmbeddedRootCert),
filepath.Join(certsDir, security.EmbeddedRootKey),
512, security.RootUser)
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
// Load TLS Configs. This is what TestServer and HTTPClient do internally.
_, err = security.LoadServerTLSConfig(
filepath.Join(certsDir, security.EmbeddedCACert),
filepath.Join(certsDir, security.EmbeddedNodeCert),
filepath.Join(certsDir, security.EmbeddedNodeKey))
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
_, err = security.LoadClientTLSConfig(
filepath.Join(certsDir, security.EmbeddedCACert),
filepath.Join(certsDir, security.EmbeddedNodeCert),
filepath.Join(certsDir, security.EmbeddedNodeKey))
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
// Start a test server and override certs.
// We use a real context since we want generated certs.
ctx := server.MakeContext()
ctx.Insecure = false
ctx.SSLCA = filepath.Join(certsDir, security.EmbeddedCACert)
ctx.SSLCert = filepath.Join(certsDir, security.EmbeddedNodeCert)
ctx.SSLCertKey = filepath.Join(certsDir, security.EmbeddedNodeKey)
ctx.User = security.NodeUser
ctx.Addr = "127.0.0.1:0"
ctx.HTTPAddr = "127.0.0.1:0"
s := server.TestServer{Ctx: &ctx}
if err := s.Start(); err != nil {
t.Fatal(err)
}
defer s.Stop()
// Insecure mode.
clientContext := testutils.NewNodeTestBaseContext()
clientContext.Insecure = true
httpClient, err := clientContext.GetHTTPClient()
if err != nil {
t.Fatal(err)
}
req, err := http.NewRequest("GET", s.Ctx.AdminURL()+"/_admin/v1/health", nil)
if err != nil {
t.Fatalf("could not create request: %v", err)
}
resp, err := httpClient.Do(req)
if err == nil {
resp.Body.Close()
t.Fatalf("Expected SSL error, got success")
}
// Secure mode but no Certs: permissive config.
clientContext = testutils.NewNodeTestBaseContext()
clientContext.Insecure = false
clientContext.SSLCert = ""
httpClient, err = clientContext.GetHTTPClient()
if err != nil {
t.Fatal(err)
}
// Endpoint that does not enforce client auth (see: server/authentication_test.go)
req, err = http.NewRequest("GET", s.Ctx.AdminURL()+"/_admin/v1/health", nil)
if err != nil {
t.Fatalf("could not create request: %v", err)
}
resp, err = httpClient.Do(req)
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Fatalf("Expected OK, got: %d", resp.StatusCode)
}
// New client. With certs this time.
clientContext = testutils.NewNodeTestBaseContext()
clientContext.SSLCA = filepath.Join(certsDir, security.EmbeddedCACert)
clientContext.SSLCert = filepath.Join(certsDir, security.EmbeddedNodeCert)
clientContext.SSLCertKey = filepath.Join(certsDir, security.EmbeddedNodeKey)
httpClient, err = clientContext.GetHTTPClient()
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
req, err = http.NewRequest("GET", s.Ctx.AdminURL()+"/_admin/v1/health", nil)
if err != nil {
t.Fatalf("could not create request: %v", err)
}
resp, err = httpClient.Do(req)
if err != nil {
t.Fatalf("Expected success, got %v", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Fatalf("Expected OK, got: %d", resp.StatusCode)
}
}
func TestHttpQuery(t *testing.T) {
defer leaktest.AfterTest(t)()
var tsrv server.TestServer
if err := tsrv.Start(); err != nil {
t.Fatal(err)
}
defer tsrv.Stop()
// Populate data directly.
tsdb := tsrv.TsDB()
if err := tsdb.StoreData(ts.Resolution10s, []ts.TimeSeriesData{
{
Name: "test.metric",
Source: "source1",
Datapoints: []ts.TimeSeriesDatapoint{
{
TimestampNanos: 400 * 1e9,
Value: 100.0,
},
{
TimestampNanos: 500 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 520 * 1e9,
Value: 300.0,
},
},
},
{
Name: "test.metric",
Source: "source2",
Datapoints: []ts.TimeSeriesDatapoint{
{
TimestampNanos: 400 * 1e9,
Value: 100.0,
},
{
TimestampNanos: 500 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 510 * 1e9,
Value: 250.0,
},
{
TimestampNanos: 530 * 1e9,
Value: 350.0,
},
},
},
{
Name: "other.metric",
Datapoints: []ts.TimeSeriesDatapoint{
{
TimestampNanos: 400 * 1e9,
Value: 100.0,
},
{
TimestampNanos: 500 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 510 * 1e9,
Value: 250.0,
},
},
},
}); err != nil {
t.Fatal(err)
}
expectedResult := ts.TimeSeriesQueryResponse{
Results: []ts.TimeSeriesQueryResponse_Result{
{
Query: ts.Query{
Name: "test.metric",
Sources: []string{"source1", "source2"},
Downsampler: ts.TimeSeriesQueryAggregator_AVG.Enum(),
SourceAggregator: ts.TimeSeriesQueryAggregator_SUM.Enum(),
Derivative: ts.TimeSeriesQueryDerivative_NONE.Enum(),
},
Datapoints: []ts.TimeSeriesDatapoint{
{
TimestampNanos: 505 * 1e9,
Value: 400.0,
},
{
TimestampNanos: 515 * 1e9,
Value: 500.0,
},
{
TimestampNanos: 525 * 1e9,
Value: 600.0,
},
},
},
{
Query: ts.Query{
Name: "other.metric",
Sources: []string{""},
Downsampler: ts.TimeSeriesQueryAggregator_AVG.Enum(),
SourceAggregator: ts.TimeSeriesQueryAggregator_SUM.Enum(),
Derivative: ts.TimeSeriesQueryDerivative_NONE.Enum(),
},
Datapoints: []ts.TimeSeriesDatapoint{
{
TimestampNanos: 505 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 515 * 1e9,
Value: 250.0,
},
},
},
{
Query: ts.Query{
Name: "test.metric",
Sources: []string{"source1", "source2"},
Downsampler: ts.TimeSeriesQueryAggregator_MAX.Enum(),
SourceAggregator: ts.TimeSeriesQueryAggregator_MAX.Enum(),
Derivative: ts.TimeSeriesQueryDerivative_DERIVATIVE.Enum(),
},
Datapoints: []ts.TimeSeriesDatapoint{
{
TimestampNanos: 505 * 1e9,
Value: 1.0,
},
{
TimestampNanos: 515 * 1e9,
Value: 5.0,
},
{
TimestampNanos: 525 * 1e9,
Value: 5.0,
},
},
},
},
}
var response ts.TimeSeriesQueryResponse
session := makeTestHTTPSession(t, &tsrv.Ctx.Context, tsrv.HTTPAddr())
if err := session.PostProto(ts.URLQuery, &ts.TimeSeriesQueryRequest{
StartNanos: 500 * 1e9,
EndNanos: 526 * 1e9,
Queries: []ts.Query{
{
Name: "test.metric",
},
{
Name: "other.metric",
},
{
Name: "test.metric",
Downsampler: ts.TimeSeriesQueryAggregator_MAX.Enum(),
SourceAggregator: ts.TimeSeriesQueryAggregator_MAX.Enum(),
Derivative: ts.TimeSeriesQueryDerivative_DERIVATIVE.Enum(),
},
},
}, &response); err != nil {
t.Fatal(err)
}
for _, r := range response.Results {
sort.Strings(r.Sources)
}
if !reflect.DeepEqual(response, expectedResult) {
t.Fatalf("actual response \n%v\n did not match expected response \n%v",
response, expectedResult)
}
}
func TestQuery(t *testing.T) {
defer leaktest.AfterTest(t)()
var tsrv server.TestServer
if err := tsrv.Start(); err != nil {
t.Fatal(err)
}
defer tsrv.Stop()
// Populate data directly.
tsdb := tsrv.TsDB()
if err := tsdb.StoreData(ts.Resolution10s, []tspb.TimeSeriesData{
{
Name: "test.metric",
Source: "source1",
Datapoints: []tspb.TimeSeriesDatapoint{
{
TimestampNanos: 400 * 1e9,
Value: 100.0,
},
{
TimestampNanos: 500 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 520 * 1e9,
Value: 300.0,
},
},
},
{
Name: "test.metric",
Source: "source2",
Datapoints: []tspb.TimeSeriesDatapoint{
{
TimestampNanos: 400 * 1e9,
Value: 100.0,
},
{
TimestampNanos: 500 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 510 * 1e9,
Value: 250.0,
},
{
TimestampNanos: 530 * 1e9,
Value: 350.0,
},
},
},
{
Name: "other.metric",
Datapoints: []tspb.TimeSeriesDatapoint{
{
TimestampNanos: 400 * 1e9,
Value: 100.0,
},
{
TimestampNanos: 500 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 510 * 1e9,
Value: 250.0,
},
},
},
}); err != nil {
t.Fatal(err)
}
expectedResult := &tspb.TimeSeriesQueryResponse{
Results: []tspb.TimeSeriesQueryResponse_Result{
{
Query: tspb.Query{
Name: "test.metric",
Sources: []string{"source1", "source2"},
Downsampler: tspb.TimeSeriesQueryAggregator_AVG.Enum(),
SourceAggregator: tspb.TimeSeriesQueryAggregator_SUM.Enum(),
Derivative: tspb.TimeSeriesQueryDerivative_NONE.Enum(),
},
Datapoints: []tspb.TimeSeriesDatapoint{
{
TimestampNanos: 505 * 1e9,
Value: 400.0,
},
{
TimestampNanos: 515 * 1e9,
Value: 500.0,
},
{
TimestampNanos: 525 * 1e9,
Value: 600.0,
},
},
},
{
Query: tspb.Query{
Name: "other.metric",
Sources: []string{""},
Downsampler: tspb.TimeSeriesQueryAggregator_AVG.Enum(),
SourceAggregator: tspb.TimeSeriesQueryAggregator_SUM.Enum(),
Derivative: tspb.TimeSeriesQueryDerivative_NONE.Enum(),
},
Datapoints: []tspb.TimeSeriesDatapoint{
{
TimestampNanos: 505 * 1e9,
Value: 200.0,
},
{
TimestampNanos: 515 * 1e9,
Value: 250.0,
},
},
},
{
Query: tspb.Query{
Name: "test.metric",
Sources: []string{"source1", "source2"},
Downsampler: tspb.TimeSeriesQueryAggregator_MAX.Enum(),
SourceAggregator: tspb.TimeSeriesQueryAggregator_MAX.Enum(),
Derivative: tspb.TimeSeriesQueryDerivative_DERIVATIVE.Enum(),
},
Datapoints: []tspb.TimeSeriesDatapoint{
{
TimestampNanos: 505 * 1e9,
Value: 1.0,
},
{
TimestampNanos: 515 * 1e9,
Value: 5.0,
},
{
TimestampNanos: 525 * 1e9,
Value: 5.0,
},
},
},
},
}
conn, err := tsrv.RPCContext().GRPCDial(tsrv.Ctx.Addr)
if err != nil {
t.Fatal(err)
}
response, err := tspb.NewTimeSeriesClient(conn).Query(context.Background(), &tspb.TimeSeriesQueryRequest{
StartNanos: 500 * 1e9,
EndNanos: 526 * 1e9,
Queries: []tspb.Query{
{
Name: "test.metric",
},
{
Name: "other.metric",
},
{
Name: "test.metric",
Downsampler: tspb.TimeSeriesQueryAggregator_MAX.Enum(),
SourceAggregator: tspb.TimeSeriesQueryAggregator_MAX.Enum(),
Derivative: tspb.TimeSeriesQueryDerivative_DERIVATIVE.Enum(),
},
},
})
if err != nil {
t.Fatal(err)
}
for _, r := range response.Results {
sort.Strings(r.Sources)
}
if !proto.Equal(response, expectedResult) {
t.Fatalf("actual response \n%v\n did not match expected response \n%v",
response, expectedResult)
}
}
func cleanupTestServer(s *server.TestServer) {
s.Stop()
storage.TestingCommandFilter = nil
}
func cleanup(s *server.TestServer, db *sql.DB) {
_ = db.Close()
s.Stop()
}
// TestRequestToUninitializedRange tests the behavior when a request
// is sent to a node which should be a replica of the correct range
// but has not yet received its initial snapshot. This would
// previously panic due to a malformed error response from the server,
// as seen in https://github.com/cockroachdb/cockroach/issues/6027.
//
// Prior to the other changes in the commit that introduced it, this
// test would reliable trigger the panic from #6027. However, it
// relies on some hacky tricks to both trigger the panic and shut down
// cleanly. If this test needs a lot of maintenance in the future we
// should be willing to get rid of it.
func TestRequestToUninitializedRange(t *testing.T) {
defer leaktest.AfterTest(t)()
s := server.TestServer{StoresPerNode: 2}
if err := s.Start(); err != nil {
t.Fatalf("Could not start server: %v", err)
}
defer s.Stop()
// Choose a range ID that is much larger than any that would be
// created by initial splits.
const rangeID = roachpb.RangeID(1000)
// Set up a range with replicas on two stores of the same node. This
// ensures that the DistSender will consider both replicas healthy
// and will try to talk to both (so we can get a non-retryable error
// from the second store).
replica1 := roachpb.ReplicaDescriptor{
NodeID: 1,
StoreID: 1,
ReplicaID: 1,
}
replica2 := roachpb.ReplicaDescriptor{
NodeID: 1,
StoreID: 2,
ReplicaID: 2,
}
// HACK: remove the second store from the node to generate a
// non-retryable error when we try to talk to it.
store2, err := s.Stores().GetStore(2)
if err != nil {
t.Fatal(err)
}
s.Stores().RemoveStore(store2)
// Create the uninitialized range by sending an isolated raft
// message to the first store.
conn, err := s.RPCContext().GRPCDial(s.ServingAddr())
if err != nil {
t.Fatal(err)
}
raftClient := storage.NewMultiRaftClient(conn)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
stream, err := raftClient.RaftMessage(ctx)
if err != nil {
t.Fatal(err)
}
msg := storage.RaftMessageRequest{
GroupID: rangeID,
ToReplica: replica1,
FromReplica: replica2,
Message: raftpb.Message{
Type: raftpb.MsgApp,
To: 1,
},
}
if err := stream.Send(&msg); err != nil {
t.Fatal(err)
}
// Make sure the replica was created.
store1, err := s.Stores().GetStore(1)
if err != nil {
t.Fatal(err)
}
util.SucceedsSoon(t, func() error {
if replica, err := store1.GetReplica(rangeID); err != nil {
return util.Errorf("failed to look up replica: %s", err)
} else if replica.IsInitialized() {
return util.Errorf("expected replica to be uninitialized")
}
return nil
})
// Create our own DistSender so we can force some requests to the
// bogus range. The DistSender needs to be in scope for its own
// MockRangeDescriptorDB closure.
var sender *kv.DistSender
sender = kv.NewDistSender(&kv.DistSenderContext{
Clock: s.Clock(),
RPCContext: s.RPCContext(),
RangeDescriptorDB: kv.MockRangeDescriptorDB(
func(key roachpb.RKey, considerIntents, useReverseScan bool,
) ([]roachpb.RangeDescriptor, []roachpb.RangeDescriptor, *roachpb.Error) {
if key.Equal(roachpb.RKeyMin) {
// Pass through requests for the first range to the real sender.
desc, err := sender.FirstRange()
if err != nil {
return nil, nil, roachpb.NewError(err)
}
return []roachpb.RangeDescriptor{*desc}, nil, nil
}
return []roachpb.RangeDescriptor{{
RangeID: rangeID,
StartKey: roachpb.RKey(keys.Meta2Prefix),
EndKey: roachpb.RKeyMax,
Replicas: []roachpb.ReplicaDescriptor{replica1, replica2},
}}, nil, nil
}),
}, s.Gossip())
// Only inconsistent reads triggered the panic in #6027.
hdr := roachpb.Header{
ReadConsistency: roachpb.INCONSISTENT,
}
req := roachpb.NewGet(roachpb.Key("asdf"))
// Repeat the test a few times: due to the randomization between the
// two replicas, each attempt only had a 50% chance of triggering
// the panic.
for i := 0; i < 5; i++ {
_, pErr := client.SendWrappedWith(sender, context.Background(), hdr, req)
// Each attempt fails with "store 2 not found" because that is the
// non-retryable error.
if !testutils.IsPError(pErr, "store 2 not found") {
t.Fatal(pErr)
}
}
}
