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/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() {
build.SectorSizes = []uint64{1024}
build.MinimumMinerPower = 1024
}
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 {
return fmt.Errorf("wrong type in test actor state")
}
tas.HasUpgraded = v
return nil
}
func (ta *testActor) Exports() []interface{} {
return []interface{}{
1: ta.Constructor,
2: ta.TestMethod,
}
}
func (ta *testActor) Constructor(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, aerrors.ActorError) {
c, err := vmctx.Storage().Put(&testActorState{11})
if err != nil {
return nil, err
}
fmt.Println("NEW ACTOR ADDRESS IS: ", vmctx.Message().To.String())
return nil, vmctx.Storage().Commit(actors.EmptyCBOR, c)
}
func (ta *testActor) TestMethod(act *types.Actor, vmctx types.VMContext, params *struct{}) ([]byte, aerrors.ActorError) {
var st testActorState
if err := vmctx.Storage().Get(vmctx.Storage().GetHead(), &st); err != nil {
return nil, err
}
if vmctx.BlockHeight() > testForkHeight {
if st.HasUpgraded != 55 {
return nil, aerrors.Fatal("fork updating applied in wrong order")
}
} else {
if st.HasUpgraded != 11 {
return nil, aerrors.Fatal("fork updating happened too early")
}
}
return nil, nil
}
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)
}
actors.BuiltInActors[actcid] = true
// predicting the address here... may break if other assumptions change
taddr, err := address.NewIDAddress(1000)
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 {
return cid.Undef, 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{})
sm.SetVMConstructor(func(c cid.Cid, h uint64, r vm.Rand, a address.Address, b blockstore.Blockstore, s *types.VMSyscalls) (*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
enc, err := actors.SerializeParams(&actors.ExecParams{Code: actcid})
if err != nil {
t.Fatal(err)
}
m := &types.Message{
From: cg.Banker(),
To: actors.InitAddress,
Method: actors.IAMethods.Exec,
Params: enc,
GasLimit: types.NewInt(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,
GasLimit: types.NewInt(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{
&types.SignedMessage{
Signature: *sig,
Message: *m,
},
}, nil
}
for i := 0; i < 50; i++ {
_, err = cg.NextTipSet()
if err != nil {
t.Fatal(err)
}
}
}