// Start starts the TestServer by bootstrapping an in-memory store
// (defaults to maximum of 100M). The server is started, launching the
// node RPC server and all HTTP endpoints. Use the value of
// TestServer.ServingAddr() after Start() for client connections.
// Use TestServer.Stopper().Stop() to shutdown the server after the test
// completes.
func (ts *TestServer) Start(params base.TestServerArgs) error {
if ts.Ctx == nil {
panic("Ctx not set")
}
if params.Stopper == nil {
params.Stopper = stop.NewStopper()
}
if !params.PartOfCluster {
// Change the replication requirements so we don't get log spam about ranges
// not being replicated enough.
cfg := config.DefaultZoneConfig()
cfg.ReplicaAttrs = []roachpb.Attributes{{}}
fn := config.TestingSetDefaultZoneConfig(cfg)
params.Stopper.AddCloser(stop.CloserFn(fn))
}
// Needs to be called before NewServer to ensure resolvers are initialized.
if err := ts.Ctx.InitNode(); err != nil {
return err
}
// Ensure we have the correct number of engines. Add in-memory ones where
// needed. There must be at least one store/engine.
if params.StoresPerNode < 1 {
params.StoresPerNode = 1
}
for i := len(ts.Ctx.Engines); i < params.StoresPerNode; i++ {
ts.Ctx.Engines = append(ts.Ctx.Engines, engine.NewInMem(roachpb.Attributes{}, 100<<20, params.Stopper))
}
var err error
ts.Server, err = NewServer(*ts.Ctx, params.Stopper)
if err != nil {
return err
}
// Our context must be shared with our server.
ts.Ctx = &ts.Server.ctx
if err := ts.Server.Start(); err != nil {
return err
}
// If enabled, wait for initial splits to complete before returning control.
// If initial splits do not complete, the server is stopped before
// returning.
if stk, ok := ts.ctx.TestingKnobs.Store.(*storage.StoreTestingKnobs); ok &&
stk.DisableSplitQueue {
return nil
}
if err := ts.WaitForInitialSplits(); err != nil {
ts.Stop()
return err
}
return nil
}
