lotus/api/test/mining.go

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package test
import (
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"bytes"
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"context"
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"fmt"
"math/rand"
"os"
"sync/atomic"
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"testing"
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"time"
logging "github.com/ipfs/go-log/v2"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/stretchr/testify/require"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/node/impl"
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)
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var log = logging.Logger("apitest")
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func (ts *testSuite) testMining(t *testing.T) {
ctx := context.Background()
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apis, sn := ts.makeNodes(t, 1, oneMiner)
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api := apis[0]
h1, err := api.ChainHead(ctx)
require.NoError(t, err)
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require.Equal(t, abi.ChainEpoch(0), h1.Height())
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newHeads, err := api.ChainNotify(ctx)
require.NoError(t, err)
<-newHeads
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err = sn[0].MineOne(ctx, func(bool) {})
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require.NoError(t, err)
<-newHeads
h2, err := api.ChainHead(ctx)
require.NoError(t, err)
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require.Equal(t, abi.ChainEpoch(1), h2.Height())
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}
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func (ts *testSuite) testMiningReal(t *testing.T) {
build.InsecurePoStValidation = false
defer func() {
build.InsecurePoStValidation = true
}()
ctx := context.Background()
apis, sn := ts.makeNodes(t, 1, oneMiner)
api := apis[0]
h1, err := api.ChainHead(ctx)
require.NoError(t, err)
require.Equal(t, abi.ChainEpoch(0), h1.Height())
newHeads, err := api.ChainNotify(ctx)
require.NoError(t, err)
<-newHeads
err = sn[0].MineOne(ctx, func(bool) {})
require.NoError(t, err)
<-newHeads
h2, err := api.ChainHead(ctx)
require.NoError(t, err)
require.Equal(t, abi.ChainEpoch(1), h2.Height())
err = sn[0].MineOne(ctx, func(bool) {})
require.NoError(t, err)
<-newHeads
h2, err = api.ChainHead(ctx)
require.NoError(t, err)
require.Equal(t, abi.ChainEpoch(2), h2.Height())
}
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func TestDealMining(t *testing.T, b APIBuilder, blocktime time.Duration, carExport bool) {
os.Setenv("BELLMAN_NO_GPU", "1")
// test making a deal with a fresh miner, and see if it starts to mine
ctx := context.Background()
n, sn := b(t, 1, []StorageMiner{
{Full: 0, Preseal: PresealGenesis},
{Full: 0, Preseal: 0}, // TODO: Add support for storage miners on non-first full node
})
client := n[0].FullNode.(*impl.FullNodeAPI)
provider := sn[1]
genesisMiner := sn[0]
addrinfo, err := client.NetAddrsListen(ctx)
if err != nil {
t.Fatal(err)
}
if err := provider.NetConnect(ctx, addrinfo); err != nil {
t.Fatal(err)
}
if err := genesisMiner.NetConnect(ctx, addrinfo); err != nil {
t.Fatal(err)
}
time.Sleep(time.Second)
data := make([]byte, 600)
rand.New(rand.NewSource(5)).Read(data)
r := bytes.NewReader(data)
fcid, err := client.ClientImportLocal(ctx, r)
if err != nil {
t.Fatal(err)
}
fmt.Println("FILE CID: ", fcid)
var mine int32 = 1
done := make(chan struct{})
minedTwo := make(chan struct{})
go func() {
defer close(done)
prevExpect := 0
for atomic.LoadInt32(&mine) != 0 {
wait := make(chan int, 2)
mdone := func(mined bool) {
go func() {
n := 0
if mined {
n = 1
}
wait <- n
}()
}
if err := sn[0].MineOne(ctx, mdone); err != nil {
t.Error(err)
}
if err := sn[1].MineOne(ctx, mdone); err != nil {
t.Error(err)
}
expect := <-wait
expect += <-wait
time.Sleep(blocktime)
for {
n := 0
for i, node := range sn {
mb, err := node.MiningBase(ctx)
if err != nil {
t.Error(err)
return
}
if len(mb.Cids()) != expect {
log.Warnf("node %d mining base not complete (%d, want %d)", i, len(mb.Cids()), expect)
continue
}
n++
}
if n == len(sn) {
break
}
time.Sleep(blocktime)
}
if prevExpect == 2 && expect == 2 && minedTwo != nil {
close(minedTwo)
minedTwo = nil
}
prevExpect = expect
}
}()
deal := startDeal(t, ctx, provider, client, fcid)
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// TODO: this sleep is only necessary because deals don't immediately get logged in the dealstore, we should fix this
time.Sleep(time.Second)
waitDealSealed(t, ctx, client, deal)
<-minedTwo
atomic.StoreInt32(&mine, 0)
fmt.Println("shutting down mining")
<-done
}