// 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) (
*grpc.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
ctx.ConsistencyCheckInterval = 10 * time.Hour
grpcServer := rpc.NewServer(nodeRPCContext)
serverCtx := makeTestContext()
g := gossip.New(
context.Background(),
nodeRPCContext,
grpcServer,
serverCtx.GossipBootstrapResolvers,
stopper,
metric.NewRegistry())
ln, err := netutil.ListenAndServeGRPC(stopper, grpcServer, addr)
if err != nil {
t.Fatal(err)
}
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(ln.Addr())
}
ctx.Gossip = g
retryOpts := base.DefaultRetryOptions()
retryOpts.Closer = stopper.ShouldQuiesce()
distSender := kv.NewDistSender(&kv.DistSenderConfig{
Clock: ctx.Clock,
RPCContext: nodeRPCContext,
RPCRetryOptions: &retryOpts,
}, g)
ctx.Ctx = tracing.WithTracer(context.Background(), tracing.NewTracer())
sender := kv.NewTxnCoordSender(ctx.Ctx, distSender, ctx.Clock, false, stopper,
kv.MakeTxnMetrics())
ctx.DB = client.NewDB(sender)
ctx.Transport = storage.NewDummyRaftTransport()
node := NewNode(ctx, status.NewMetricsRecorder(ctx.Clock), metric.NewRegistry(), stopper,
kv.MakeTxnMetrics(), sql.MakeEventLogger(nil))
roachpb.RegisterInternalServer(grpcServer, node)
return grpcServer, ln.Addr(), ctx.Clock, node, stopper
}
// 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 the cluster ID.
func bootstrapCluster(engines []engine.Engine, txnMetrics *kv.TxnMetrics) (uuid.UUID, error) {
clusterID := uuid.MakeV4()
stopper := stop.NewStopper()
defer stopper.Stop()
ctx := storage.StoreContext{}
ctx.ScanInterval = 10 * time.Minute
ctx.ConsistencyCheckInterval = 10 * time.Minute
ctx.Clock = hlc.NewClock(hlc.UnixNano)
ctx.Tracer = tracing.NewTracer()
// Create a KV DB with a local sender.
stores := storage.NewStores(ctx.Clock)
sender := kv.NewTxnCoordSender(stores, ctx.Clock, false, ctx.Tracer, stopper, txnMetrics)
ctx.DB = client.NewDB(sender)
ctx.Transport = storage.NewDummyRaftTransport()
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 s.Ident.ClusterID != *uuid.EmptyUUID {
return uuid.UUID{}, 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 uuid.UUID{}, 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 uuid.UUID{}, err
}
}
if err := s.Start(stopper); err != nil {
return uuid.UUID{}, 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 uuid.UUID{}, 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 uuid.UUID{}, util.Errorf("expected to initialize store id allocator to %d, got %d: %s",
sIdent.StoreID, storeID, err)
}
}
return clusterID, nil
}