lotus/chain/stmgr/forks_test.go

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package stmgr_test
import (
"context"
"fmt"
"io"
"testing"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/specs-actors/actors/abi"
"github.com/filecoin-project/specs-actors/actors/abi/big"
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"github.com/filecoin-project/specs-actors/actors/builtin"
init_ "github.com/filecoin-project/specs-actors/actors/builtin/init"
"github.com/filecoin-project/specs-actors/actors/builtin/power"
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"github.com/filecoin-project/specs-actors/actors/runtime"
"github.com/filecoin-project/specs-actors/actors/util/adt"
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"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/build"
"github.com/filecoin-project/lotus/chain/actors"
"github.com/filecoin-project/lotus/chain/actors/aerrors"
"github.com/filecoin-project/lotus/chain/gen"
"github.com/filecoin-project/lotus/chain/state"
"github.com/filecoin-project/lotus/chain/stmgr"
. "github.com/filecoin-project/lotus/chain/stmgr"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/chain/vm"
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_ "github.com/filecoin-project/lotus/lib/sigs/bls"
_ "github.com/filecoin-project/lotus/lib/sigs/secp"
"github.com/ipfs/go-cid"
blockstore "github.com/ipfs/go-ipfs-blockstore"
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cbor "github.com/ipfs/go-ipld-cbor"
logging "github.com/ipfs/go-log"
mh "github.com/multiformats/go-multihash"
cbg "github.com/whyrusleeping/cbor-gen"
)
func init() {
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build.SectorSizes = []abi.SectorSize{2048}
power.ConsensusMinerMinPower = big.NewInt(2048)
}
const testForkHeight = 40
type testActor struct {
}
type testActorState struct {
HasUpgraded uint64
}
func (tas *testActorState) MarshalCBOR(w io.Writer) error {
return cbg.CborWriteHeader(w, cbg.MajUnsignedInt, tas.HasUpgraded)
}
func (tas *testActorState) UnmarshalCBOR(r io.Reader) error {
t, v, err := cbg.CborReadHeader(r)
if err != nil {
return err
}
if t != cbg.MajUnsignedInt {
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return fmt.Errorf("wrong type in test actor state (got %d)", t)
}
tas.HasUpgraded = v
return nil
}
func (ta *testActor) Exports() []interface{} {
return []interface{}{
1: ta.Constructor,
2: ta.TestMethod,
}
}
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func (ta *testActor) Constructor(rt runtime.Runtime, params *adt.EmptyValue) *adt.EmptyValue {
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rt.State().Create(&testActorState{11})
fmt.Println("NEW ACTOR ADDRESS IS: ", rt.Message().Receiver())
return adt.Empty
}
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func (ta *testActor) TestMethod(rt runtime.Runtime, params *adt.EmptyValue) *adt.EmptyValue {
var st testActorState
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rt.State().Readonly(&st)
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if rt.CurrEpoch() > testForkHeight {
if st.HasUpgraded != 55 {
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panic(aerrors.Fatal("fork updating applied in wrong order"))
}
} else {
if st.HasUpgraded != 11 {
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panic(aerrors.Fatal("fork updating happened too early"))
}
}
return adt.Empty
}
func TestForkHeightTriggers(t *testing.T) {
logging.SetAllLoggers(logging.LevelInfo)
ctx := context.TODO()
cg, err := gen.NewGenerator()
if err != nil {
t.Fatal(err)
}
sm := NewStateManager(cg.ChainStore())
inv := vm.NewInvoker()
pref := cid.NewPrefixV1(cid.Raw, mh.IDENTITY)
actcid, err := pref.Sum([]byte("testactor"))
if err != nil {
t.Fatal(err)
}
// predicting the address here... may break if other assumptions change
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taddr, err := address.NewIDAddress(1002)
if err != nil {
t.Fatal(err)
}
stmgr.ForksAtHeight[testForkHeight] = func(ctx context.Context, sm *StateManager, pstate cid.Cid) (cid.Cid, error) {
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cst := cbor.NewCborStore(sm.ChainStore().Blockstore())
st, err := state.LoadStateTree(cst, pstate)
if err != nil {
return cid.Undef, err
}
act, err := st.GetActor(taddr)
if err != nil {
return cid.Undef, err
}
var tas testActorState
if err := cst.Get(ctx, act.Head, &tas); err != nil {
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return cid.Undef, xerrors.Errorf("in fork handler, failed to run get: %w", err)
}
tas.HasUpgraded = 55
ns, err := cst.Put(ctx, &tas)
if err != nil {
return cid.Undef, err
}
act.Head = ns
if err := st.SetActor(taddr, act); err != nil {
return cid.Undef, err
}
return st.Flush(ctx)
}
inv.Register(actcid, &testActor{}, &testActorState{})
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sm.SetVMConstructor(func(c cid.Cid, h abi.ChainEpoch, r vm.Rand, a address.Address, b blockstore.Blockstore, s runtime.Syscalls) (*vm.VM, error) {
nvm, err := vm.NewVM(c, h, r, a, b, s)
if err != nil {
return nil, err
}
nvm.SetInvoker(inv)
return nvm, nil
})
cg.SetStateManager(sm)
var msgs []*types.SignedMessage
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enc, err := actors.SerializeParams(&init_.ExecParams{CodeCID: actcid})
if err != nil {
t.Fatal(err)
}
m := &types.Message{
From: cg.Banker(),
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To: builtin.InitActorAddr,
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Method: builtin.MethodsInit.Exec,
Params: enc,
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GasLimit: 10000,
GasPrice: types.NewInt(0),
}
sig, err := cg.Wallet().Sign(ctx, cg.Banker(), m.Cid().Bytes())
if err != nil {
t.Fatal(err)
}
msgs = append(msgs, &types.SignedMessage{
Signature: *sig,
Message: *m,
})
nonce := uint64(1)
cg.GetMessages = func(cg *gen.ChainGen) ([]*types.SignedMessage, error) {
if len(msgs) > 0 {
fmt.Println("added construct method")
m := msgs
msgs = nil
return m, nil
}
m := &types.Message{
From: cg.Banker(),
To: taddr,
Method: 2,
Params: nil,
Nonce: nonce,
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GasLimit: 10000,
GasPrice: types.NewInt(0),
}
nonce++
sig, err := cg.Wallet().Sign(ctx, cg.Banker(), m.Cid().Bytes())
if err != nil {
return nil, err
}
return []*types.SignedMessage{
{
Signature: *sig,
Message: *m,
},
}, nil
}
for i := 0; i < 50; i++ {
_, err = cg.NextTipSet()
if err != nil {
t.Fatal(err)
}
}
}