lotus/chain/sync_test.go
2019-08-20 19:19:24 +02:00

290 lines
6.3 KiB
Go

package chain_test
import (
"context"
"fmt"
"testing"
"time"
logging "github.com/ipfs/go-log"
mocknet "github.com/libp2p/go-libp2p/p2p/net/mock"
"github.com/stretchr/testify/require"
"github.com/filecoin-project/go-lotus/api"
"github.com/filecoin-project/go-lotus/chain"
"github.com/filecoin-project/go-lotus/chain/gen"
"github.com/filecoin-project/go-lotus/chain/types"
"github.com/filecoin-project/go-lotus/node"
"github.com/filecoin-project/go-lotus/node/impl"
"github.com/filecoin-project/go-lotus/node/modules"
"github.com/filecoin-project/go-lotus/node/repo"
)
const source = 0
func (tu *syncTestUtil) repoWithChain(t *testing.T, h int) (repo.Repo, []byte, []*types.FullBlock) {
blks := make([]*types.FullBlock, h)
for i := 0; i < h; i++ {
var err error
blks[i], _, err = tu.g.NextBlock()
require.NoError(t, err)
fmt.Printf("block at H:%d: %s\n", blks[i].Header.Height, blks[i].Cid())
require.Equal(t, uint64(i+1), blks[i].Header.Height, "wrong height")
}
r, err := tu.g.YieldRepo()
require.NoError(t, err)
genb, err := tu.g.GenesisCar()
require.NoError(t, err)
return r, genb, blks
}
type syncTestUtil struct {
t *testing.T
ctx context.Context
mn mocknet.Mocknet
g *gen.ChainGen
genesis []byte
blocks []*types.FullBlock
nds []api.FullNode
}
func prepSyncTest(t *testing.T, h int) *syncTestUtil {
logging.SetLogLevel("*", "INFO")
g, err := gen.NewGenerator()
if err != nil {
t.Fatal(err)
}
ctx := context.Background()
tu := &syncTestUtil{
t: t,
ctx: ctx,
mn: mocknet.New(ctx),
g: g,
}
tu.addSourceNode(h)
tu.checkHeight("source", source, h)
// separate logs
fmt.Println("\x1b[31m///////////////////////////////////////////////////\x1b[39b")
return tu
}
func (tu *syncTestUtil) mineNewBlock(src int) {
fblk, msgs, err := tu.g.NextBlock()
require.NoError(tu.t, err)
for _, msg := range msgs {
require.NoError(tu.t, tu.nds[src].MpoolPush(context.TODO(), msg))
}
require.NoError(tu.t, tu.nds[src].ChainSubmitBlock(context.TODO(), fblkToBlkMsg(fblk)))
}
func fblkToBlkMsg(fb *types.FullBlock) *chain.BlockMsg {
out := &chain.BlockMsg{
Header: fb.Header,
}
for _, msg := range fb.BlsMessages {
out.BlsMessages = append(out.BlsMessages, msg.Cid())
}
for _, msg := range fb.SecpkMessages {
out.SecpkMessages = append(out.SecpkMessages, msg.Cid())
}
return out
}
func (tu *syncTestUtil) addSourceNode(gen int) {
if tu.genesis != nil {
tu.t.Fatal("source node already exists")
}
sourceRepo, genesis, blocks := tu.repoWithChain(tu.t, gen)
var out api.FullNode
err := node.New(tu.ctx,
node.FullAPI(&out),
node.Online(),
node.Repo(sourceRepo),
node.MockHost(tu.mn),
node.Override(new(modules.Genesis), modules.LoadGenesis(genesis)),
)
require.NoError(tu.t, err)
tu.genesis = genesis
tu.blocks = blocks
tu.nds = append(tu.nds, out) // always at 0
}
func (tu *syncTestUtil) addClientNode() int {
if tu.genesis == nil {
tu.t.Fatal("source doesn't exists")
}
var out api.FullNode
err := node.New(tu.ctx,
node.FullAPI(&out),
node.Online(),
node.Repo(repo.NewMemory(nil)),
node.MockHost(tu.mn),
node.Override(new(modules.Genesis), modules.LoadGenesis(tu.genesis)),
)
require.NoError(tu.t, err)
tu.nds = append(tu.nds, out)
return len(tu.nds) - 1
}
func (tu *syncTestUtil) connect(from, to int) {
toPI, err := tu.nds[to].NetAddrsListen(tu.ctx)
require.NoError(tu.t, err)
err = tu.nds[from].NetConnect(tu.ctx, toPI)
require.NoError(tu.t, err)
}
func (tu *syncTestUtil) checkHeight(name string, n int, h int) {
b, err := tu.nds[n].ChainHead(tu.ctx)
require.NoError(tu.t, err)
require.Equal(tu.t, uint64(h), b.Height())
fmt.Printf("%s H: %d\n", name, b.Height())
}
func (tu *syncTestUtil) compareSourceState(with int) {
sourceAccounts, err := tu.nds[source].WalletList(tu.ctx)
require.NoError(tu.t, err)
for _, addr := range sourceAccounts {
sourceBalance, err := tu.nds[source].WalletBalance(tu.ctx, addr)
require.NoError(tu.t, err)
fmt.Printf("Source state check for %s, expect %s\n", addr, sourceBalance)
actBalance, err := tu.nds[with].WalletBalance(tu.ctx, addr)
require.NoError(tu.t, err)
require.Equal(tu.t, sourceBalance, actBalance)
fmt.Printf("Source state check <OK> for %s\n", addr)
}
}
func (tu *syncTestUtil) submitSourceBlock(to int, h int) {
// utility to simulate incoming blocks without miner process
// TODO: should call syncer directly, this won't work correctly in all cases
var b chain.BlockMsg
// -1 to match block.Height
b.Header = tu.blocks[h-1].Header
for _, msg := range tu.blocks[h-1].SecpkMessages {
c, err := tu.nds[to].(*impl.FullNodeAPI).ChainAPI.Chain.PutMessage(msg)
require.NoError(tu.t, err)
b.SecpkMessages = append(b.SecpkMessages, c)
}
require.NoError(tu.t, tu.nds[to].ChainSubmitBlock(tu.ctx, &b))
}
func (tu *syncTestUtil) submitSourceBlocks(to int, h int, n int) {
for i := 0; i < n; i++ {
tu.submitSourceBlock(to, h+i)
}
}
func TestSyncSimple(t *testing.T) {
H := 50
tu := prepSyncTest(t, H)
client := tu.addClientNode()
tu.checkHeight("client", client, 0)
require.NoError(t, tu.mn.LinkAll())
tu.connect(1, 0)
time.Sleep(time.Second * 3)
tu.checkHeight("client", client, H)
tu.compareSourceState(client)
}
func TestSyncMining(t *testing.T) {
H := 50
tu := prepSyncTest(t, H)
client := tu.addClientNode()
tu.checkHeight("client", client, 0)
require.NoError(t, tu.mn.LinkAll())
tu.connect(1, 0)
time.Sleep(time.Second * 2)
tu.checkHeight("client", client, H)
tu.compareSourceState(client)
for i := 0; i < 5; i++ {
tu.mineNewBlock(0)
time.Sleep(time.Second / 2)
tu.compareSourceState(client)
}
}
/*
TODO: this is broken because of how tu.submitSourceBlock works now
func TestSyncManual(t *testing.T) {
H := 20
tu := prepSyncTest(t, H)
client := tu.addClientNode()
tu.checkHeight("client", client, 0)
tu.submitSourceBlocks(client, 1, H)
time.Sleep(time.Second * 1)
tu.checkHeight("client", client, H)
tu.compareSourceState(client)
}
func TestSyncIncoming(t *testing.T) {
H := 1
tu := prepSyncTest(t, H)
producer := tu.addClientNode()
client := tu.addClientNode()
tu.mn.LinkAll()
tu.connect(client, producer)
for h := 0; h < H; h++ {
tu.submitSourceBlock(producer, h + 1)
time.Sleep(time.Millisecond * 200)
}
tu.checkHeight("client", client, H)
tu.checkHeight("producer", producer, H)
tu.compareSourceState(client)
}
*/