// BootstrapCluster bootstraps a multiple stores using the provided engines and
// cluster ID. The first bootstrapped store contains a single range spanning
// all keys. Initial range lookup metadata is populated for the range.
//
// Returns a KV client for unittest purposes. Caller should close the returned
// client.
func BootstrapCluster(clusterID string, engines []engine.Engine, stopper *stop.Stopper) (*client.DB, error) {
ctx := storage.StoreContext{}
ctx.ScanInterval = 10 * time.Minute
ctx.Clock = hlc.NewClock(hlc.UnixNano)
// Create a KV DB with a local sender.
stores := storage.NewStores(ctx.Clock)
sender := kv.NewTxnCoordSender(stores, ctx.Clock, false, nil, stopper)
ctx.DB = client.NewDB(sender)
ctx.Transport = storage.NewLocalRPCTransport(stopper)
for i, eng := range engines {
sIdent := roachpb.StoreIdent{
ClusterID: clusterID,
NodeID: 1,
StoreID: roachpb.StoreID(i + 1),
}
// The bootstrapping store will not connect to other nodes so its
// StoreConfig doesn't really matter.
s := storage.NewStore(ctx, eng, &roachpb.NodeDescriptor{NodeID: 1})
// Verify the store isn't already part of a cluster.
if len(s.Ident.ClusterID) > 0 {
return nil, util.Errorf("storage engine already belongs to a cluster (%s)", s.Ident.ClusterID)
}
// Bootstrap store to persist the store ident.
if err := s.Bootstrap(sIdent, stopper); err != nil {
return nil, err
}
// Create first range, writing directly to engine. Note this does
// not create the range, just its data. Only do this if this is the
// first store.
if i == 0 {
initialValues := GetBootstrapSchema().GetInitialValues()
if err := s.BootstrapRange(initialValues); err != nil {
return nil, err
}
}
if err := s.Start(stopper); err != nil {
return nil, err
}
stores.AddStore(s)
// Initialize node and store ids. Only initialize the node once.
if i == 0 {
if nodeID, err := allocateNodeID(ctx.DB); nodeID != sIdent.NodeID || err != nil {
return nil, util.Errorf("expected to initialize node id allocator to %d, got %d: %s",
sIdent.NodeID, nodeID, err)
}
}
if storeID, err := allocateStoreIDs(sIdent.NodeID, 1, ctx.DB); storeID != sIdent.StoreID || err != nil {
return nil, util.Errorf("expected to initialize store id allocator to %d, got %d: %s",
sIdent.StoreID, storeID, err)
}
}
return ctx.DB, nil
}
// createTestNode creates an rpc server using the specified address,
// gossip instance, KV database and a node using the specified slice
// of engines. The server, clock and node are returned. If gossipBS is
// not nil, the gossip bootstrap address is set to gossipBS.
func createTestNode(addr net.Addr, engines []engine.Engine, gossipBS net.Addr, t *testing.T) (
*rpc.Server, net.Addr, *hlc.Clock, *Node, *stop.Stopper) {
ctx := storage.StoreContext{}
stopper := stop.NewStopper()
ctx.Clock = hlc.NewClock(hlc.UnixNano)
nodeRPCContext := rpc.NewContext(nodeTestBaseContext, ctx.Clock, stopper)
ctx.ScanInterval = 10 * time.Hour
rpcServer := rpc.NewServer(nodeRPCContext)
grpcServer := grpc.NewServer()
tlsConfig, err := nodeRPCContext.GetServerTLSConfig()
if err != nil {
t.Fatal(err)
}
ln, err := util.ListenAndServe(stopper, grpcutil.GRPCHandlerFunc(grpcServer, rpcServer), addr, tlsConfig)
if err != nil {
t.Fatal(err)
}
g := gossip.New(nodeRPCContext, testContext.GossipBootstrapResolvers, stopper)
if gossipBS != nil {
// Handle possibility of a :0 port specification.
if gossipBS.Network() == addr.Network() && gossipBS.String() == addr.String() {
gossipBS = ln.Addr()
}
r, err := resolver.NewResolverFromAddress(gossipBS)
if err != nil {
t.Fatalf("bad gossip address %s: %s", gossipBS, err)
}
g.SetResolvers([]resolver.Resolver{r})
g.Start(grpcServer, ln.Addr())
}
ctx.Gossip = g
retryOpts := kv.GetDefaultDistSenderRetryOptions()
retryOpts.Closer = stopper.ShouldDrain()
distSender := kv.NewDistSender(&kv.DistSenderContext{
Clock: ctx.Clock,
RPCContext: nodeRPCContext,
RPCRetryOptions: &retryOpts,
}, g)
tracer := tracing.NewTracer()
sender := kv.NewTxnCoordSender(distSender, ctx.Clock, false, tracer, stopper)
ctx.DB = client.NewDB(sender)
// TODO(bdarnell): arrange to have the transport closed.
// (or attach LocalRPCTransport.Close to the stopper)
ctx.Transport = storage.NewLocalRPCTransport(stopper)
ctx.EventFeed = util.NewFeed(stopper)
ctx.Tracer = tracer
node := NewNode(ctx, metric.NewRegistry(), stopper, nil)
return rpcServer, ln.Addr(), ctx.Clock, node, stopper
}
// createTestNode creates an rpc server using the specified address,
// gossip instance, KV database and a node using the specified slice
// of engines. The server, clock and node are returned. If gossipBS is
// not nil, the gossip bootstrap address is set to gossipBS.
func createTestNode(addr net.Addr, engines []engine.Engine, gossipBS net.Addr, t *testing.T) (
*rpc.Server, net.Addr, *hlc.Clock, *Node, *stop.Stopper) {
ctx := storage.StoreContext{}
stopper := stop.NewStopper()
ctx.Clock = hlc.NewClock(hlc.UnixNano)
nodeRPCContext := rpc.NewContext(nodeTestBaseContext, ctx.Clock, stopper)
ctx.ScanInterval = 10 * time.Hour
rpcServer := rpc.NewServer(nodeRPCContext)
tlsConfig, err := nodeRPCContext.GetServerTLSConfig()
if err != nil {
t.Fatal(err)
}
ln, err := util.ListenAndServe(stopper, rpcServer, addr, tlsConfig)
if err != nil {
t.Fatal(err)
}
g := gossip.New(nodeRPCContext, testContext.GossipBootstrapResolvers)
if gossipBS != nil {
// Handle possibility of a :0 port specification.
if gossipBS == addr {
gossipBS = ln.Addr()
}
r, err := resolver.NewResolverFromAddress(gossipBS)
if err != nil {
t.Fatalf("bad gossip address %s: %s", gossipBS, err)
}
g.SetResolvers([]resolver.Resolver{r})
g.Start(rpcServer, ln.Addr(), stopper)
}
ctx.Gossip = g
sender := kv.NewDistSender(&kv.DistSenderContext{Clock: ctx.Clock, RPCContext: nodeRPCContext}, g)
ctx.DB = client.NewDB(sender)
// TODO(bdarnell): arrange to have the transport closed.
// (or attach LocalRPCTransport.Close to the stopper)
ctx.Transport = storage.NewLocalRPCTransport(stopper)
ctx.EventFeed = util.NewFeed(stopper)
node := NewNode(ctx, metric.NewRegistry(), stopper)
return rpcServer, ln.Addr(), ctx.Clock, node, stopper
}
// 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) {
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(testutils.NewNodeTestBaseContext(), ltc.Clock, ltc.Stopper)
ltc.Gossip = gossip.New(rpcContext, gossip.TestBootstrap)
ltc.Eng = engine.NewInMem(roachpb.Attributes{}, 50<<20, ltc.Stopper)
ltc.stores = storage.NewStores(ltc.Clock)
var rpcSend rpcSendFn = func(_ rpc.Options, _ string, _ []net.Addr,
getArgs func(addr net.Addr) proto.Message, getReply func() proto.Message,
_ *rpc.Context) ([]proto.Message, error) {
// TODO(tschottdorf): remove getReply().
if ltc.Latency > 0 {
time.Sleep(ltc.Latency)
}
br, pErr := ltc.stores.Send(context.Background(), *getArgs(nil).(*roachpb.BatchRequest))
if br == nil {
br = &roachpb.BatchResponse{}
}
if br.Error != nil {
panic(roachpb.ErrorUnexpectedlySet(ltc.stores, br))
}
br.Error = pErr
return []proto.Message{br}, nil
}
ltc.distSender = NewDistSender(&DistSenderContext{
Clock: ltc.Clock,
RangeDescriptorCacheSize: defaultRangeDescriptorCacheSize,
RangeLookupMaxRanges: defaultRangeLookupMaxRanges,
LeaderCacheSize: defaultLeaderCacheSize,
RPCRetryOptions: &defaultRPCRetryOptions,
nodeDescriptor: nodeDesc,
RPCSend: rpcSend, // defined above
RangeDescriptorDB: ltc.stores, // for descriptor lookup
}, ltc.Gossip)
ltc.Sender = NewTxnCoordSender(ltc.distSender, ltc.Clock, false /* !linearizable */, nil /* tracer */, ltc.Stopper)
ltc.DB = client.NewDB(ltc.Sender)
transport := storage.NewLocalRPCTransport(ltc.Stopper)
ltc.Stopper.AddCloser(transport)
ctx := storage.TestStoreContext
ctx.Clock = ltc.Clock
ctx.DB = ltc.DB
ctx.Gossip = ltc.Gossip
ctx.Transport = transport
ltc.Store = storage.NewStore(ctx, ltc.Eng, nodeDesc)
if err := ltc.Store.Bootstrap(roachpb.StoreIdent{NodeID: nodeID, StoreID: 1}, ltc.Stopper); 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(ltc.Stopper); err != nil {
t.Fatalf("unable to start local test cluster: %s", err)
}
ltc.Gossip.SetNodeID(nodeDesc.NodeID)
if err := ltc.Gossip.SetNodeDescriptor(nodeDesc); err != nil {
t.Fatalf("unable to set node descriptor: %s", err)
}
}
// 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) {
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(testutils.NewNodeTestBaseContext(), ltc.Clock, ltc.Stopper)
ltc.Gossip = gossip.New(rpcContext, gossip.TestBootstrap, ltc.Stopper)
ltc.Eng = engine.NewInMem(roachpb.Attributes{}, 50<<20, ltc.Stopper)
ltc.stores = storage.NewStores(ltc.Clock)
tracer := tracing.NewTracer()
var rpcSend rpcSendFn = func(_ SendOptions, _ ReplicaSlice,
args roachpb.BatchRequest, _ *rpc.Context) (proto.Message, error) {
if ltc.Latency > 0 {
time.Sleep(ltc.Latency)
}
sp := tracer.StartSpan("node")
defer sp.Finish()
ctx, _ := opentracing.ContextWithSpan(context.Background(), sp)
sp.LogEvent(args.String())
br, pErr := ltc.stores.Send(ctx, args)
if br == nil {
br = &roachpb.BatchResponse{}
}
if br.Error != nil {
panic(roachpb.ErrorUnexpectedlySet(ltc.stores, br))
}
br.Error = pErr
if pErr != nil {
sp.LogEvent("error: " + pErr.String())
}
return br, nil
}
retryOpts := GetDefaultDistSenderRetryOptions()
retryOpts.Closer = ltc.Stopper.ShouldDrain()
ltc.distSender = NewDistSender(&DistSenderContext{
Clock: ltc.Clock,
RangeDescriptorCacheSize: defaultRangeDescriptorCacheSize,
RangeLookupMaxRanges: defaultRangeLookupMaxRanges,
LeaderCacheSize: defaultLeaderCacheSize,
RPCRetryOptions: &retryOpts,
nodeDescriptor: nodeDesc,
RPCSend: rpcSend, // defined above
RangeDescriptorDB: ltc.stores, // for descriptor lookup
}, ltc.Gossip)
ltc.Sender = NewTxnCoordSender(ltc.distSender, ltc.Clock, false /* !linearizable */, tracer, ltc.Stopper)
ltc.DB = client.NewDB(ltc.Sender)
transport := storage.NewLocalRPCTransport(ltc.Stopper)
ltc.Stopper.AddCloser(transport)
ctx := storage.TestStoreContext
ctx.Clock = ltc.Clock
ctx.DB = ltc.DB
ctx.Gossip = ltc.Gossip
ctx.Transport = transport
ctx.Tracer = tracer
ltc.Store = storage.NewStore(ctx, ltc.Eng, nodeDesc)
if err := ltc.Store.Bootstrap(roachpb.StoreIdent{NodeID: nodeID, StoreID: 1}, ltc.Stopper); 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(ltc.Stopper); err != nil {
t.Fatalf("unable to start local test cluster: %s", err)
}
ltc.Gossip.SetNodeID(nodeDesc.NodeID)
if err := ltc.Gossip.SetNodeDescriptor(nodeDesc); err != nil {
t.Fatalf("unable to set node descriptor: %s", err)
}
}
