// TODO(tschottdorf): this method is somewhat awkward but unless we want to
// give this error back to the client, our options are limited. We'll have to
// run the whole thing for them, or any restart will still end up at the client
// which will not be prepared to be handed a Txn.
func (tc *TxnCoordSender) resendWithTxn(
ba roachpb.BatchRequest,
) (*roachpb.BatchResponse, *roachpb.Error) {
ctx := tc.AnnotateCtx(context.TODO())
// Run a one-off transaction with that single command.
if log.V(1) {
log.Infof(ctx, "%s: auto-wrapping in txn and re-executing: ", ba)
}
// TODO(bdarnell): need to be able to pass other parts of DBContext
// through here.
dbCtx := client.DefaultDBContext()
dbCtx.UserPriority = ba.UserPriority
tmpDB := client.NewDBWithContext(tc, dbCtx)
var br *roachpb.BatchResponse
err := tmpDB.Txn(ctx, func(txn *client.Txn) error {
txn.SetDebugName("auto-wrap", 0)
b := txn.NewBatch()
b.Header = ba.Header
for _, arg := range ba.Requests {
req := arg.GetInner()
b.AddRawRequest(req)
}
err := txn.CommitInBatch(b)
br = b.RawResponse()
return err
})
if err != nil {
return nil, roachpb.NewError(err)
}
br.Txn = nil // hide the evidence
return br, nil
}
// createTestNotifyClient creates a new client which connects using an HTTP
// sender to the server at addr. It contains a waitgroup to allow waiting.
func createTestNotifyClient(
t *testing.T, s serverutils.TestServerInterface, priority roachpb.UserPriority,
) (*client.DB, *notifyingSender) {
db := createTestClient(t, s)
sender := ¬ifyingSender{wrapped: db.GetSender()}
dbCtx := client.DefaultDBContext()
dbCtx.UserPriority = priority
return client.NewDBWithContext(sender, dbCtx), sender
}
// createTestNotifyClient creates a new client which connects using an HTTP
// sender to the server at addr. It contains a waitgroup to allow waiting.
func createTestNotifyClient(
t *testing.T, stopper *stop.Stopper, addr string, priority roachpb.UserPriority,
) (*client.DB, *notifyingSender) {
db := createTestClient(t, stopper, addr)
sender := ¬ifyingSender{wrapped: db.GetSender()}
dbCtx := client.DefaultDBContext()
dbCtx.UserPriority = priority
return client.NewDBWithContext(sender, dbCtx), sender
}
// Start starts the test cluster by bootstrapping an in-memory store
// (defaults to maximum of 50M). The server is started, launching the
// node RPC server and all HTTP endpoints. Use the value of
// TestServer.Addr after Start() for client connections. Use Stop()
// to shutdown the server after the test completes.
func (ltc *LocalTestCluster) Start(t util.Tester, baseCtx *base.Config, initSender InitSenderFn) {
ambient := log.AmbientContext{Tracer: tracing.NewTracer()}
nc := &base.NodeIDContainer{}
ambient.AddLogTag("n", nc)
nodeID := roachpb.NodeID(1)
nodeDesc := &roachpb.NodeDescriptor{NodeID: nodeID}
ltc.tester = t
ltc.Manual = hlc.NewManualClock(0)
ltc.Clock = hlc.NewClock(ltc.Manual.UnixNano)
ltc.Stopper = stop.NewStopper()
rpcContext := rpc.NewContext(ambient, baseCtx, ltc.Clock, ltc.Stopper)
server := rpc.NewServer(rpcContext) // never started
ltc.Gossip = gossip.New(ambient, nc, rpcContext, server, nil, ltc.Stopper, metric.NewRegistry())
ltc.Eng = engine.NewInMem(roachpb.Attributes{}, 50<<20)
ltc.Stopper.AddCloser(ltc.Eng)
ltc.Stores = storage.NewStores(ambient, ltc.Clock)
ltc.Sender = initSender(nodeDesc, ambient.Tracer, ltc.Clock, ltc.Latency, ltc.Stores, ltc.Stopper,
ltc.Gossip)
if ltc.DBContext == nil {
dbCtx := client.DefaultDBContext()
ltc.DBContext = &dbCtx
}
ltc.DB = client.NewDBWithContext(ltc.Sender, *ltc.DBContext)
transport := storage.NewDummyRaftTransport()
cfg := storage.TestStoreConfig()
if ltc.RangeRetryOptions != nil {
cfg.RangeRetryOptions = *ltc.RangeRetryOptions
}
cfg.AmbientCtx = ambient
cfg.Clock = ltc.Clock
cfg.DB = ltc.DB
cfg.Gossip = ltc.Gossip
cfg.Transport = transport
cfg.MetricsSampleInterval = metric.TestSampleInterval
ltc.Store = storage.NewStore(cfg, ltc.Eng, nodeDesc)
if err := ltc.Store.Bootstrap(roachpb.StoreIdent{NodeID: nodeID, StoreID: 1}); err != nil {
t.Fatalf("unable to start local test cluster: %s", err)
}
ltc.Stores.AddStore(ltc.Store)
if err := ltc.Store.BootstrapRange(nil); err != nil {
t.Fatalf("unable to start local test cluster: %s", err)
}
if err := ltc.Store.Start(context.Background(), ltc.Stopper); err != nil {
t.Fatalf("unable to start local test cluster: %s", err)
}
nc.Set(context.TODO(), nodeDesc.NodeID)
if err := ltc.Gossip.SetNodeDescriptor(nodeDesc); err != nil {
t.Fatalf("unable to set node descriptor: %s", err)
}
}
func createTestClientForUser(
t *testing.T, s serverutils.TestServerInterface, user string, dbCtx client.DBContext,
) *client.DB {
rpcContext := rpc.NewContext(log.AmbientContext{}, &base.Config{
User: user,
SSLCA: filepath.Join(security.EmbeddedCertsDir, security.EmbeddedCACert),
SSLCert: filepath.Join(security.EmbeddedCertsDir, fmt.Sprintf("%s.crt", user)),
SSLCertKey: filepath.Join(security.EmbeddedCertsDir, fmt.Sprintf("%s.key", user)),
}, s.Clock(), s.Stopper())
conn, err := rpcContext.GRPCDial(s.ServingAddr())
if err != nil {
t.Fatal(err)
}
return client.NewDBWithContext(client.NewSender(conn), dbCtx)
}
func createTestClientForUser(
t *testing.T, stopper *stop.Stopper, addr, user string, dbCtx client.DBContext,
) *client.DB {
rpcContext := rpc.NewContext(log.AmbientContext{}, &base.Config{
User: user,
SSLCA: filepath.Join(security.EmbeddedCertsDir, security.EmbeddedCACert),
SSLCert: filepath.Join(security.EmbeddedCertsDir, fmt.Sprintf("%s.crt", user)),
SSLCertKey: filepath.Join(security.EmbeddedCertsDir, fmt.Sprintf("%s.key", user)),
}, nil, stopper)
sender, err := client.NewSender(rpcContext, addr)
if err != nil {
t.Fatal(err)
}
return client.NewDBWithContext(sender, dbCtx)
}