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659 lines
19 KiB
659 lines
19 KiB
package node
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import (
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"context"
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"errors"
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"fmt"
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"math"
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"net"
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"os"
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"syscall"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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dbm "github.com/tendermint/tm-db"
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"github.com/tendermint/tendermint/abci/example/kvstore"
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cfg "github.com/tendermint/tendermint/config"
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"github.com/tendermint/tendermint/crypto"
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"github.com/tendermint/tendermint/crypto/ed25519"
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"github.com/tendermint/tendermint/crypto/tmhash"
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"github.com/tendermint/tendermint/evidence"
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"github.com/tendermint/tendermint/libs/log"
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tmrand "github.com/tendermint/tendermint/libs/rand"
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"github.com/tendermint/tendermint/mempool"
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mempoolv0 "github.com/tendermint/tendermint/mempool/v0"
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"github.com/tendermint/tendermint/p2p"
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p2pmock "github.com/tendermint/tendermint/p2p/mock"
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"github.com/tendermint/tendermint/privval"
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"github.com/tendermint/tendermint/proxy"
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sm "github.com/tendermint/tendermint/state"
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"github.com/tendermint/tendermint/state/indexer"
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"github.com/tendermint/tendermint/store"
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"github.com/tendermint/tendermint/types"
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tmtime "github.com/tendermint/tendermint/types/time"
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)
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func TestNodeStartStop(t *testing.T) {
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config := cfg.ResetTestRoot("node_node_test")
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defer os.RemoveAll(config.RootDir)
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// create & start node
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n, err := DefaultNewNode(config, log.TestingLogger())
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require.NoError(t, err)
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err = n.Start()
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require.NoError(t, err)
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t.Logf("Started node %v", n.sw.NodeInfo())
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// wait for the node to produce a block
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blocksSub, err := n.EventBus().Subscribe(context.Background(), "node_test", types.EventQueryNewBlock)
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require.NoError(t, err)
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select {
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case <-blocksSub.Out():
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case <-blocksSub.Canceled():
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t.Fatal("blocksSub was canceled")
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case <-time.After(10 * time.Second):
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t.Fatal("timed out waiting for the node to produce a block")
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}
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// stop the node
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go func() {
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err = n.Stop()
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require.NoError(t, err)
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}()
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select {
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case <-n.Quit():
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case <-time.After(5 * time.Second):
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pid := os.Getpid()
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p, err := os.FindProcess(pid)
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if err != nil {
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panic(err)
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}
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err = p.Signal(syscall.SIGABRT)
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fmt.Println(err)
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t.Fatal("timed out waiting for shutdown")
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}
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}
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func TestNodeDelayedStart(t *testing.T) {
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config := cfg.ResetTestRoot("node_delayed_start_test")
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defer os.RemoveAll(config.RootDir)
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now := tmtime.Now()
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// create & start node
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n, err := DefaultNewNode(config, log.TestingLogger())
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n.GenesisDoc().GenesisTime = now.Add(2 * time.Second)
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require.NoError(t, err)
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err = n.Start()
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require.NoError(t, err)
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defer n.Stop() //nolint:errcheck // ignore for tests
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startTime := tmtime.Now()
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assert.Equal(t, true, startTime.After(n.GenesisDoc().GenesisTime))
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}
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func TestNodeSetAppVersion(t *testing.T) {
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config := cfg.ResetTestRoot("node_app_version_test")
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defer os.RemoveAll(config.RootDir)
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// create & start node
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n, err := DefaultNewNode(config, log.TestingLogger())
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require.NoError(t, err)
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// default config uses the kvstore app
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var appVersion uint64 = kvstore.ProtocolVersion
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// check version is set in state
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state, err := n.stateStore.Load()
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require.NoError(t, err)
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assert.Equal(t, state.Version.Consensus.App, appVersion)
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// check version is set in node info
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assert.Equal(t, n.nodeInfo.ProtocolVersion.App, appVersion)
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}
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func TestNodeSetPrivValTCP(t *testing.T) {
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addr := "tcp://" + testFreeAddr(t)
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config := cfg.ResetTestRoot("node_priv_val_tcp_test")
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defer os.RemoveAll(config.RootDir)
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config.PrivValidator.ListenAddr = addr
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dialer := privval.DialTCPFn(addr, 100*time.Millisecond, ed25519.GenPrivKey())
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dialerEndpoint := privval.NewSignerDialerEndpoint(
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log.TestingLogger(),
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dialer,
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)
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privval.SignerDialerEndpointTimeoutReadWrite(100 * time.Millisecond)(dialerEndpoint)
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signerServer := privval.NewSignerServer(
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dialerEndpoint,
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config.ChainID(),
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types.NewMockPV(),
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)
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go func() {
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err := signerServer.Start()
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if err != nil {
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panic(err)
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}
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}()
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defer signerServer.Stop() //nolint:errcheck // ignore for tests
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n, err := DefaultNewNode(config, log.TestingLogger())
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require.NoError(t, err)
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assert.IsType(t, &privval.RetrySignerClient{}, n.PrivValidator())
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}
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// address without a protocol must result in error
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func TestPrivValidatorListenAddrNoProtocol(t *testing.T) {
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addrNoPrefix := testFreeAddr(t)
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config := cfg.ResetTestRoot("node_priv_val_tcp_test")
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defer os.RemoveAll(config.RootDir)
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config.PrivValidator.ListenAddr = addrNoPrefix
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_, err := DefaultNewNode(config, log.TestingLogger())
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assert.Error(t, err)
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}
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func TestNodeSetPrivValIPC(t *testing.T) {
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tmpfile := "/tmp/kms." + tmrand.Str(6) + ".sock"
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defer os.Remove(tmpfile) // clean up
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config := cfg.ResetTestRoot("node_priv_val_tcp_test")
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defer os.RemoveAll(config.RootDir)
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config.PrivValidator.ListenAddr = "unix://" + tmpfile
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dialer := privval.DialUnixFn(tmpfile)
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dialerEndpoint := privval.NewSignerDialerEndpoint(
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log.TestingLogger(),
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dialer,
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)
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privval.SignerDialerEndpointTimeoutReadWrite(100 * time.Millisecond)(dialerEndpoint)
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pvsc := privval.NewSignerServer(
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dialerEndpoint,
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config.ChainID(),
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types.NewMockPV(),
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)
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go func() {
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err := pvsc.Start()
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require.NoError(t, err)
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}()
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defer pvsc.Stop() //nolint:errcheck // ignore for tests
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n, err := DefaultNewNode(config, log.TestingLogger())
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require.NoError(t, err)
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assert.IsType(t, &privval.RetrySignerClient{}, n.PrivValidator())
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}
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// testFreeAddr claims a free port so we don't block on listener being ready.
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func testFreeAddr(t *testing.T) string {
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ln, err := net.Listen("tcp", "127.0.0.1:0")
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require.NoError(t, err)
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defer ln.Close()
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return fmt.Sprintf("127.0.0.1:%d", ln.Addr().(*net.TCPAddr).Port)
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}
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// create a proposal block using real and full
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// mempool and evidence pool and validate it.
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func TestCreateProposalBlock(t *testing.T) {
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config := cfg.ResetTestRoot("node_create_proposal")
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defer os.RemoveAll(config.RootDir)
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cc := proxy.NewLocalClientCreator(kvstore.NewApplication())
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proxyApp := proxy.NewAppConns(cc)
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err := proxyApp.Start()
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require.Nil(t, err)
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defer proxyApp.Stop() //nolint:errcheck // ignore for tests
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logger := log.TestingLogger()
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const height int64 = 1
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state, stateDB, privVals := state(1, height)
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stateStore := sm.NewStore(stateDB)
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maxBytes := 16384
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const partSize uint32 = 256
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maxEvidenceBytes := int64(maxBytes / 2)
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state.ConsensusParams.Block.MaxBytes = int64(maxBytes)
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state.ConsensusParams.Evidence.MaxBytes = maxEvidenceBytes
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proposerAddr, _ := state.Validators.GetByIndex(0)
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mp := mempoolv0.NewCListMempool(
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config.Mempool,
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proxyApp.Mempool(),
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state.LastBlockHeight,
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mempoolv0.WithMetrics(mempool.NopMetrics()),
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mempoolv0.WithPreCheck(sm.TxPreCheck(state)),
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mempoolv0.WithPostCheck(sm.TxPostCheck(state)),
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)
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mp.SetLogger(logger)
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// Make EvidencePool
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evidenceDB := dbm.NewMemDB()
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blockStore := store.NewBlockStore(dbm.NewMemDB())
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evidencePool, err := evidence.NewPool(logger, evidenceDB, stateStore, blockStore)
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require.NoError(t, err)
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// fill the evidence pool with more evidence
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// than can fit in a block
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var currentBytes int64 = 0
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for currentBytes <= maxEvidenceBytes {
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ev := types.NewMockDuplicateVoteEvidenceWithValidator(height, time.Now(), privVals[0], "test-chain")
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currentBytes += int64(len(ev.Bytes()))
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evidencePool.ReportConflictingVotes(ev.VoteA, ev.VoteB)
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}
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evList, size := evidencePool.PendingEvidence(state.ConsensusParams.Evidence.MaxBytes)
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require.Less(t, size, state.ConsensusParams.Evidence.MaxBytes+1)
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evData := &types.EvidenceData{Evidence: evList}
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require.EqualValues(t, size, evData.ByteSize())
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// fill the mempool with more txs
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// than can fit in a block
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txLength := 100
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for i := 0; i <= maxBytes/txLength; i++ {
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tx := tmrand.Bytes(txLength)
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err := mp.CheckTx(context.Background(), tx, nil, mempool.TxInfo{})
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assert.NoError(t, err)
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}
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blockExec := sm.NewBlockExecutor(
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stateStore,
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logger,
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proxyApp.Consensus(),
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mp,
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evidencePool,
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)
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commit := types.NewCommit(height-1, 0, types.BlockID{}, nil)
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block, _ := blockExec.CreateProposalBlock(
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height,
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state, commit,
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proposerAddr,
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)
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// check that the part set does not exceed the maximum block size
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partSet := block.MakePartSet(partSize)
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assert.Less(t, partSet.ByteSize(), int64(maxBytes))
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partSetFromHeader := types.NewPartSetFromHeader(partSet.Header())
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for partSetFromHeader.Count() < partSetFromHeader.Total() {
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added, err := partSetFromHeader.AddPart(partSet.GetPart(int(partSetFromHeader.Count())))
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require.NoError(t, err)
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require.True(t, added)
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}
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assert.EqualValues(t, partSetFromHeader.ByteSize(), partSet.ByteSize())
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err = blockExec.ValidateBlock(state, block)
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assert.NoError(t, err)
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}
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func TestMaxTxsProposalBlockSize(t *testing.T) {
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config := cfg.ResetTestRoot("node_create_proposal")
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defer os.RemoveAll(config.RootDir)
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cc := proxy.NewLocalClientCreator(kvstore.NewApplication())
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proxyApp := proxy.NewAppConns(cc)
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err := proxyApp.Start()
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require.Nil(t, err)
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defer proxyApp.Stop() //nolint:errcheck // ignore for tests
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logger := log.TestingLogger()
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const height int64 = 1
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state, stateDB, _ := state(1, height)
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stateStore := sm.NewStore(stateDB)
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const maxBytes int64 = 16384
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const partSize uint32 = 256
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state.ConsensusParams.Block.MaxBytes = maxBytes
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proposerAddr, _ := state.Validators.GetByIndex(0)
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// Make Mempool
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mp := mempoolv0.NewCListMempool(
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config.Mempool,
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proxyApp.Mempool(),
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state.LastBlockHeight,
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mempoolv0.WithMetrics(mempool.NopMetrics()),
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mempoolv0.WithPreCheck(sm.TxPreCheck(state)),
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mempoolv0.WithPostCheck(sm.TxPostCheck(state)),
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)
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mp.SetLogger(logger)
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// fill the mempool with one txs just below the maximum size
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txLength := int(types.MaxDataBytesNoEvidence(maxBytes, 1))
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tx := tmrand.Bytes(txLength - 4) // to account for the varint
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err = mp.CheckTx(context.Background(), tx, nil, mempool.TxInfo{})
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assert.NoError(t, err)
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blockExec := sm.NewBlockExecutor(
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stateStore,
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logger,
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proxyApp.Consensus(),
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mp,
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sm.EmptyEvidencePool{},
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)
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commit := types.NewCommit(height-1, 0, types.BlockID{}, nil)
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block, _ := blockExec.CreateProposalBlock(
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height,
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state, commit,
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proposerAddr,
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)
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pb, err := block.ToProto()
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require.NoError(t, err)
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assert.Less(t, int64(pb.Size()), maxBytes)
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// check that the part set does not exceed the maximum block size
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partSet := block.MakePartSet(partSize)
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assert.EqualValues(t, partSet.ByteSize(), int64(pb.Size()))
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}
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func TestMaxProposalBlockSize(t *testing.T) {
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config := cfg.ResetTestRoot("node_create_proposal")
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defer os.RemoveAll(config.RootDir)
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cc := proxy.NewLocalClientCreator(kvstore.NewApplication())
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proxyApp := proxy.NewAppConns(cc)
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err := proxyApp.Start()
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require.Nil(t, err)
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defer proxyApp.Stop() //nolint:errcheck // ignore for tests
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logger := log.TestingLogger()
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state, stateDB, _ := state(types.MaxVotesCount, int64(1))
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stateStore := sm.NewStore(stateDB)
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const maxBytes int64 = 1024 * 1024 * 2
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state.ConsensusParams.Block.MaxBytes = maxBytes
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proposerAddr, _ := state.Validators.GetByIndex(0)
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// Make Mempool
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mp := mempoolv0.NewCListMempool(
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config.Mempool,
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proxyApp.Mempool(),
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state.LastBlockHeight,
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mempoolv0.WithMetrics(mempool.NopMetrics()),
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mempoolv0.WithPreCheck(sm.TxPreCheck(state)),
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mempoolv0.WithPostCheck(sm.TxPostCheck(state)),
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)
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mp.SetLogger(logger)
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// fill the mempool with one txs just below the maximum size
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txLength := int(types.MaxDataBytesNoEvidence(maxBytes, types.MaxVotesCount))
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tx := tmrand.Bytes(txLength - 6) // to account for the varint
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err = mp.CheckTx(context.Background(), tx, nil, mempool.TxInfo{})
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assert.NoError(t, err)
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// now produce more txs than what a normal block can hold with 10 smaller txs
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// At the end of the test, only the single big tx should be added
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for i := 0; i < 10; i++ {
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tx := tmrand.Bytes(10)
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err = mp.CheckTx(context.Background(), tx, nil, mempool.TxInfo{})
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assert.NoError(t, err)
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}
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blockExec := sm.NewBlockExecutor(
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stateStore,
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logger,
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proxyApp.Consensus(),
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mp,
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sm.EmptyEvidencePool{},
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)
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blockID := types.BlockID{
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Hash: tmhash.Sum([]byte("blockID_hash")),
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PartSetHeader: types.PartSetHeader{
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Total: math.MaxInt32,
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Hash: tmhash.Sum([]byte("blockID_part_set_header_hash")),
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},
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}
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timestamp := time.Date(math.MaxInt64, 0, 0, 0, 0, 0, math.MaxInt64, time.UTC)
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// change state in order to produce the largest accepted header
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state.LastBlockID = blockID
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state.LastBlockHeight = math.MaxInt64 - 1
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state.LastBlockTime = timestamp
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state.LastResultsHash = tmhash.Sum([]byte("last_results_hash"))
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state.AppHash = tmhash.Sum([]byte("app_hash"))
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state.Version.Consensus.Block = math.MaxInt64
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state.Version.Consensus.App = math.MaxInt64
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maxChainID := ""
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for i := 0; i < types.MaxChainIDLen; i++ {
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maxChainID += "𠜎"
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}
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state.ChainID = maxChainID
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cs := types.CommitSig{
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BlockIDFlag: types.BlockIDFlagNil,
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ValidatorAddress: crypto.AddressHash([]byte("validator_address")),
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Timestamp: timestamp,
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Signature: crypto.CRandBytes(types.MaxSignatureSize),
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}
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commit := &types.Commit{
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Height: math.MaxInt64,
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Round: math.MaxInt32,
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BlockID: blockID,
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}
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// add maximum amount of signatures to a single commit
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for i := 0; i < types.MaxVotesCount; i++ {
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commit.Signatures = append(commit.Signatures, cs)
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}
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block, partSet := blockExec.CreateProposalBlock(
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math.MaxInt64,
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state, commit,
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proposerAddr,
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)
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// this ensures that the header is at max size
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block.Header.Time = timestamp
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pb, err := block.ToProto()
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require.NoError(t, err)
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// require that the header and commit be the max possible size
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require.Equal(t, int64(pb.Header.Size()), types.MaxHeaderBytes)
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require.Equal(t, int64(pb.LastCommit.Size()), types.MaxCommitBytes(types.MaxVotesCount))
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// make sure that the block is less than the max possible size
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assert.Equal(t, int64(pb.Size()), maxBytes)
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// because of the proto overhead we expect the part set bytes to be equal or
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// less than the pb block size
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assert.LessOrEqual(t, partSet.ByteSize(), int64(pb.Size()))
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}
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func TestNodeNewNodeCustomReactors(t *testing.T) {
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config := cfg.ResetTestRoot("node_new_node_custom_reactors_test")
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defer os.RemoveAll(config.RootDir)
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cr := p2pmock.NewReactor()
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customBlockchainReactor := p2pmock.NewReactor()
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nodeKey, err := p2p.LoadOrGenNodeKey(config.NodeKeyFile())
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require.NoError(t, err)
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pval, err := privval.LoadOrGenFilePV(config.PrivValidatorKeyFile(), config.PrivValidatorStateFile())
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require.NoError(t, err)
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appClient, closer := proxy.DefaultClientCreator(config.ProxyApp, config.ABCI, config.DBDir())
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t.Cleanup(func() { closer.Close() })
|
|
n, err := NewNode(config,
|
|
pval,
|
|
nodeKey,
|
|
appClient,
|
|
DefaultGenesisDocProviderFunc(config),
|
|
DefaultDBProvider,
|
|
DefaultMetricsProvider(config.Instrumentation),
|
|
log.TestingLogger(),
|
|
CustomReactors(map[string]p2p.Reactor{"FOO": cr, "BLOCKCHAIN": customBlockchainReactor}),
|
|
)
|
|
require.NoError(t, err)
|
|
|
|
err = n.Start()
|
|
require.NoError(t, err)
|
|
defer n.Stop() //nolint:errcheck // ignore for tests
|
|
|
|
assert.True(t, cr.IsRunning())
|
|
assert.Equal(t, cr, n.Switch().Reactor("FOO"))
|
|
|
|
assert.True(t, customBlockchainReactor.IsRunning())
|
|
assert.Equal(t, customBlockchainReactor, n.Switch().Reactor("BLOCKCHAIN"))
|
|
}
|
|
|
|
func TestNodeNewSeedNode(t *testing.T) {
|
|
config := cfg.ResetTestRoot("node_new_node_custom_reactors_test")
|
|
config.Mode = cfg.ModeSeed
|
|
defer os.RemoveAll(config.RootDir)
|
|
|
|
nodeKey, err := p2p.LoadOrGenNodeKey(config.NodeKeyFile())
|
|
require.NoError(t, err)
|
|
|
|
n, err := NewSeedNode(config,
|
|
DefaultDBProvider,
|
|
nodeKey,
|
|
DefaultGenesisDocProviderFunc(config),
|
|
log.TestingLogger(),
|
|
)
|
|
require.NoError(t, err)
|
|
|
|
err = n.Start()
|
|
require.NoError(t, err)
|
|
|
|
assert.True(t, n.pexReactor.IsRunning())
|
|
}
|
|
|
|
func TestNodeSetEventSink(t *testing.T) {
|
|
config := cfg.ResetTestRoot("node_app_version_test")
|
|
defer os.RemoveAll(config.RootDir)
|
|
|
|
// create & start node
|
|
n, err := DefaultNewNode(config, log.TestingLogger())
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, 1, len(n.eventSinks))
|
|
assert.Equal(t, indexer.KV, n.eventSinks[0].Type())
|
|
|
|
config.TxIndex.Indexer = []string{"null"}
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, 1, len(n.eventSinks))
|
|
assert.Equal(t, indexer.NULL, n.eventSinks[0].Type())
|
|
|
|
config.TxIndex.Indexer = []string{"null", "kv"}
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, 1, len(n.eventSinks))
|
|
assert.Equal(t, indexer.NULL, n.eventSinks[0].Type())
|
|
|
|
config.TxIndex.Indexer = []string{"kvv"}
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
assert.Nil(t, n)
|
|
assert.Equal(t, errors.New("unsupported event sink type"), err)
|
|
|
|
config.TxIndex.Indexer = []string{}
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, 1, len(n.eventSinks))
|
|
assert.Equal(t, indexer.NULL, n.eventSinks[0].Type())
|
|
|
|
config.TxIndex.Indexer = []string{"psql"}
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
assert.Nil(t, n)
|
|
assert.Equal(t, errors.New("the psql connection settings cannot be empty"), err)
|
|
|
|
var psqlConn = "test"
|
|
|
|
config.TxIndex.Indexer = []string{"psql"}
|
|
config.TxIndex.PsqlConn = psqlConn
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 1, len(n.eventSinks))
|
|
assert.Equal(t, indexer.PSQL, n.eventSinks[0].Type())
|
|
n.OnStop()
|
|
|
|
config.TxIndex.Indexer = []string{"psql", "kv"}
|
|
config.TxIndex.PsqlConn = psqlConn
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 2, len(n.eventSinks))
|
|
// we use map to filter the duplicated sinks, so it's not guarantee the order when append sinks.
|
|
if n.eventSinks[0].Type() == indexer.KV {
|
|
assert.Equal(t, indexer.PSQL, n.eventSinks[1].Type())
|
|
} else {
|
|
assert.Equal(t, indexer.PSQL, n.eventSinks[0].Type())
|
|
assert.Equal(t, indexer.KV, n.eventSinks[1].Type())
|
|
}
|
|
n.OnStop()
|
|
|
|
config.TxIndex.Indexer = []string{"kv", "psql"}
|
|
config.TxIndex.PsqlConn = psqlConn
|
|
n, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 2, len(n.eventSinks))
|
|
if n.eventSinks[0].Type() == indexer.KV {
|
|
assert.Equal(t, indexer.PSQL, n.eventSinks[1].Type())
|
|
} else {
|
|
assert.Equal(t, indexer.PSQL, n.eventSinks[0].Type())
|
|
assert.Equal(t, indexer.KV, n.eventSinks[1].Type())
|
|
}
|
|
n.OnStop()
|
|
|
|
var e = errors.New("found duplicated sinks, please check the tx-index section in the config.toml")
|
|
config.TxIndex.Indexer = []string{"psql", "kv", "Kv"}
|
|
config.TxIndex.PsqlConn = psqlConn
|
|
_, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.Error(t, err)
|
|
assert.Equal(t, e, err)
|
|
|
|
config.TxIndex.Indexer = []string{"Psql", "kV", "kv", "pSql"}
|
|
config.TxIndex.PsqlConn = psqlConn
|
|
_, err = DefaultNewNode(config, log.TestingLogger())
|
|
require.Error(t, err)
|
|
assert.Equal(t, e, err)
|
|
}
|
|
|
|
func state(nVals int, height int64) (sm.State, dbm.DB, []types.PrivValidator) {
|
|
privVals := make([]types.PrivValidator, nVals)
|
|
vals := make([]types.GenesisValidator, nVals)
|
|
for i := 0; i < nVals; i++ {
|
|
privVal := types.NewMockPV()
|
|
privVals[i] = privVal
|
|
vals[i] = types.GenesisValidator{
|
|
Address: privVal.PrivKey.PubKey().Address(),
|
|
PubKey: privVal.PrivKey.PubKey(),
|
|
Power: 1000,
|
|
Name: fmt.Sprintf("test%d", i),
|
|
}
|
|
}
|
|
s, _ := sm.MakeGenesisState(&types.GenesisDoc{
|
|
ChainID: "test-chain",
|
|
Validators: vals,
|
|
AppHash: nil,
|
|
})
|
|
|
|
// save validators to db for 2 heights
|
|
stateDB := dbm.NewMemDB()
|
|
stateStore := sm.NewStore(stateDB)
|
|
if err := stateStore.Save(s); err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
for i := 1; i < int(height); i++ {
|
|
s.LastBlockHeight++
|
|
s.LastValidators = s.Validators.Copy()
|
|
if err := stateStore.Save(s); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
return s, stateDB, privVals
|
|
}
|