integrating storage market actor, includes cross actor messaging

chain/actor_miner.go

@@ -0,0 +1,98 @@
+package chain
+
+import (
+	"github.com/filecoin-project/go-lotus/chain/address"
+	"github.com/filecoin-project/go-lotus/chain/types"
+
+	"github.com/ipfs/go-cid"
+	cbor "github.com/ipfs/go-ipld-cbor"
+	"github.com/libp2p/go-libp2p-core/peer"
+)
+
+func init() {
+	cbor.RegisterCborType(StorageMinerActorState{})
+	cbor.RegisterCborType(StorageMinerConstructorParams{})
+}
+
+type StorageMinerActor struct{}
+
+type StorageMinerActorState struct {
+	// Account that owns this miner.
+	// - Income and returned collateral are paid to this address.
+	// - This address is also allowed to change the worker address for the miner.
+	Owner address.Address
+
+	// Worker account for this miner.
+	// This will be the key that is used to sign blocks created by this miner, and
+	// sign messages sent on behalf of this miner to commit sectors, submit PoSts, and
+	// other day to day miner activities.
+	Worker address.Address
+
+	// Libp2p identity that should be used when connecting to this miner.
+	PeerID peer.ID
+
+	// Amount of space in each sector committed to the network by this miner.
+	SectorSize types.BigInt
+
+	// Collateral currently committed to live storage.
+	ActiveCollateral types.BigInt
+
+	// Collateral that is waiting to be withdrawn.
+	DePledgedCollateral types.BigInt
+
+	// Time at which the depledged collateral may be withdrawn.
+	DePledgeTime types.BigInt
+
+	// All sectors this miner has committed.
+	//Sectors SectorSet
+
+	// Sectors this miner is currently mining. It is only updated
+	// when a PoSt is submitted (not as each new sector commitment is added).
+	//ProvingSet SectorSet
+
+	// Sectors reported during the last PoSt submission as being 'done'. The collateral
+	// for them is still being held until the next PoSt submission in case early sector
+	// removal penalization is needed.
+	//NextDoneSet BitField
+
+	// Deals this miner has been slashed for since the last post submission.
+	ArbitratedDeals map[cid.Cid]struct{}
+
+	// Amount of power this miner has.
+	Power types.BigInt
+
+	// List of sectors that this miner was slashed for.
+	//SlashedSet SectorSet
+
+	// The height at which this miner was slashed at.
+	SlashedAt types.BigInt
+
+	// The amount of storage collateral that is owed to clients, and cannot be used for collateral anymore.
+	OwedStorageCollateral types.BigInt
+}
+
+type StorageMinerConstructorParams struct {
+	Worker     address.Address
+	SectorSize types.BigInt
+	PeerID     peer.ID
+}
+
+func (sma StorageMinerActor) StorageMinerActor(act *types.Actor, vmctx types.VMContext, params *StorageMinerConstructorParams) (InvokeRet, error) {
+	var self StorageMinerActorState
+	self.Owner = vmctx.Message().From
+	self.Worker = params.Worker
+	self.PeerID = params.PeerID
+	self.SectorSize = params.SectorSize
+
+	storage := vmctx.Storage()
+	c, err := storage.Put(self)
+	if err != nil {
+		return InvokeRet{}, err
+	}
+
+	if err := storage.Commit(cid.Undef, c); err != nil {
+		return InvokeRet{}, err
+	}
+
+	return InvokeRet{}, nil
+}

chain/actor_storagemarket.go

@@ -0,0 +1,104 @@
+package chain
+
+import (
+	"github.com/filecoin-project/go-lotus/chain/address"
+	"github.com/filecoin-project/go-lotus/chain/types"
+
+	cbor "github.com/ipfs/go-ipld-cbor"
+	"github.com/libp2p/go-libp2p-core/peer"
+)
+
+func init() {
+	cbor.RegisterCborType(StorageMarketState{})
+}
+
+type StorageMarketActor struct{}
+
+func (sma StorageMarketActor) Exports() []interface{} {
+	return []interface{}{
+		nil,
+		sma.CreateStorageMiner,
+	}
+}
+
+type StorageMarketState struct {
+	Miners       map[address.Address]struct{}
+	TotalStorage types.BigInt
+}
+
+type CreateStorageMinerParams struct {
+	Worker     address.Address
+	SectorSize types.BigInt
+	PeerID     peer.ID
+}
+
+func (p *CreateStorageMinerParams) UnmarshalCBOR(b []byte) (int, error) {
+	if err := cbor.DecodeInto(b, p); err != nil {
+		return 0, err
+	}
+
+	return len(b), nil
+}
+
+func (sma StorageMarketActor) CreateStorageMiner(act *types.Actor, vmctx types.VMContext, params *CreateStorageMinerParams) (InvokeRet, error) {
+	if !SupportedSectorSize(params.SectorSize) {
+		//Fatal("Unsupported sector size")
+		return InvokeRet{
+			returnCode: 1,
+		}, nil
+	}
+
+	var smcp StorageMinerConstructorParams
+	smcp.Worker = params.Worker
+	smcp.SectorSize = params.SectorSize
+	smcp.PeerID = params.PeerID
+
+	encoded, err := cbor.DumpObject(smcp)
+	if err != nil {
+		return InvokeRet{}, err
+	}
+
+	ret, exit, err := vmctx.Send(InitActorAddress, 1, vmctx.Message().Value, encoded)
+	if err != nil {
+		return InvokeRet{}, err
+	}
+
+	naddr, err := address.NewFromBytes(ret)
+	if err != nil {
+		return InvokeRet{}, err
+	}
+
+	if exit != 0 {
+		return InvokeRet{
+			returnCode: 2,
+		}, nil
+	}
+
+	var self StorageMarketState
+	old := vmctx.Storage().GetHead()
+	if err := vmctx.Storage().Get(old, &self); err != nil {
+		return InvokeRet{}, err
+	}
+
+	self.Miners[naddr] = struct{}{}
+
+	nroot, err := vmctx.Storage().Put(self)
+	if err != nil {
+		return InvokeRet{}, err
+	}
+
+	if err := vmctx.Storage().Commit(old, nroot); err != nil {
+		return InvokeRet{}, err
+	}
+
+	return InvokeRet{
+		result: naddr.Bytes(),
+	}, nil
+}
+
+func SupportedSectorSize(ssize types.BigInt) bool {
+	if ssize.Uint64() == 1024 {
+		return true
+	}
+	return false
+}

chain/address/address.go

@@ -21,12 +21,12 @@ func init() {
 
 var addressAtlasEntry = atlas.BuildEntry(Address{}).Transform().
 	TransformMarshal(atlas.MakeMarshalTransformFunc(
-		func(a Address) ([]byte, error) {
-			return a.Bytes(), nil
+		func(a Address) (string, error) {
+			return string(a.Bytes()), nil
 		})).
 	TransformUnmarshal(atlas.MakeUnmarshalTransformFunc(
-		func(x []byte) (Address, error) {
-			return NewFromBytes(x)
+		func(x string) (Address, error) {
+			return NewFromBytes([]byte(x))
 		})).
 	Complete()
 

chain/chain.go

@@ -103,16 +103,14 @@ func MakeInitialStateTree(bs bstore.Blockstore, actors map[address.Address]types
 		return nil, err
 	}
 
-	/*
-		smact, err := SetupStorageMarketActor(bs)
-		if err != nil {
-			return nil, err
-		}
+	smact, err := SetupStorageMarketActor(bs)
+	if err != nil {
+		return nil, err
+	}
 
-		if err := state.SetActor(StorageMarketAddress, smact); err != nil {
-			return nil, err
-		}
-	*/
+	if err := state.SetActor(StorageMarketAddress, smact); err != nil {
+		return nil, err
+	}
 
 	err = state.SetActor(NetworkAddress, &types.Actor{
 		Code:    AccountActorCodeCid,
@@ -137,11 +135,10 @@ func MakeInitialStateTree(bs bstore.Blockstore, actors map[address.Address]types
 	return state, nil
 }
 
-/*
-func SetupStorageMarketActor(bs bstore.Blockstore) (*Actor, error) {
+func SetupStorageMarketActor(bs bstore.Blockstore) (*types.Actor, error) {
 	sms := &StorageMarketState{
 		Miners:       make(map[address.Address]struct{}),
-		TotalStorage: NewInt(0),
+		TotalStorage: types.NewInt(0),
 	}
 
 	stcid, err := hamt.CSTFromBstore(bs).Put(context.TODO(), sms)
@@ -149,14 +146,13 @@ func SetupStorageMarketActor(bs bstore.Blockstore) (*Actor, error) {
 		return nil, err
 	}
 
-	return &Actor{
+	return &types.Actor{
 		Code:    StorageMarketActorCodeCid,
 		Head:    stcid,
 		Nonce:   0,
-		Balance: NewInt(0),
+		Balance: types.NewInt(0),
 	}, nil
 }
-*/
 
 func MakeGenesisBlock(bs bstore.Blockstore, w *Wallet) (*GenesisBootstrap, error) {
 	fmt.Println("at end of make Genesis block")

chain/invoker.go

@@ -27,6 +27,7 @@ func newInvoker() *invoker {
 
 	// add builtInCode using: register(cid, singleton)
 	inv.register(InitActorCodeCid, InitActor{})
+	inv.register(StorageMarketActorCodeCid, StorageMarketActor{})
 
 	return inv
 }

chain/types/vmcontext.go

@@ -1,8 +1,6 @@
 package types
 
 import (
-	"math/big"
-
 	"github.com/filecoin-project/go-lotus/chain/address"
 	"github.com/ipfs/go-cid"
 	"github.com/ipfs/go-hamt-ipld"
@@ -27,7 +25,7 @@ type StateTree interface {
 type VMContext interface {
 	Message() *Message
 	Ipld() *hamt.CborIpldStore
-	Send(to address.Address, method string, value *big.Int, params []interface{}) ([][]byte, uint8, error)
+	Send(to address.Address, method uint64, value BigInt, params []byte) ([]byte, uint8, error)
 	BlockHeight() uint64
 	GasUsed() BigInt
 	Storage() Storage

chain/vm.go

@@ -5,7 +5,6 @@ import (
 	"context"
 	"encoding/binary"
 	"fmt"
-	"math/big"
 
 	"github.com/filecoin-project/go-lotus/chain/address"
 	"github.com/filecoin-project/go-lotus/chain/types"
@@ -14,13 +13,13 @@ import (
 	bserv "github.com/ipfs/go-blockservice"
 	cid "github.com/ipfs/go-cid"
 	hamt "github.com/ipfs/go-hamt-ipld"
-	bstore "github.com/ipfs/go-ipfs-blockstore"
 	ipld "github.com/ipfs/go-ipld-format"
 	dag "github.com/ipfs/go-merkledag"
 	"github.com/pkg/errors"
 )
 
 type VMContext struct {
+	vm     *VM
 	state  *StateTree
 	msg    *types.Message
 	height uint64
@@ -75,8 +74,22 @@ func (vmc *VMContext) Ipld() *hamt.CborIpldStore {
 }
 
 // Send allows the current execution context to invoke methods on other actors in the system
-func (vmc *VMContext) Send(to address.Address, method string, value *big.Int, params []interface{}) ([][]byte, uint8, error) {
-	panic("nyi")
+func (vmc *VMContext) Send(to address.Address, method uint64, value types.BigInt, params []byte) ([]byte, uint8, error) {
+	msg := &types.Message{
+		To:     to,
+		Method: method,
+		Value:  value,
+		Params: params,
+	}
+
+	toAct, err := vmc.state.GetActor(to)
+	if err != nil {
+		return nil, 0, err
+	}
+
+	nvmctx := vmc.vm.makeVMContext(toAct.Head, msg)
+
+	return vmc.vm.Invoke(toAct, nvmctx, method, params)
 }
 
 // BlockHeight returns the height of the block this message was added to the chain in
@@ -96,13 +109,15 @@ func (vmc *VMContext) StateTree() (types.StateTree, error) {
 	return vmc.state, nil
 }
 
-func makeVMContext(state *StateTree, bs bstore.Blockstore, sroot cid.Cid, msg *types.Message, height uint64) *VMContext {
-	cst := hamt.CSTFromBstore(bs)
+func (vm *VM) makeVMContext(sroot cid.Cid, msg *types.Message) *VMContext {
+	cst := hamt.CSTFromBstore(vm.cs.bs)
+
 	return &VMContext{
-		state:  state,
+		vm:     vm,
+		state:  vm.cstate,
 		sroot:  sroot,
 		msg:    msg,
-		height: height,
+		height: vm.blockHeight,
 		cst:    cst,
 		storage: &storage{
 			cst:  cst,
@@ -177,7 +192,7 @@ func (vm *VM) ApplyMessage(msg *types.Message) (*types.MessageReceipt, error) {
 	}
 	DepositFunds(toActor, msg.Value)
 
-	vmctx := makeVMContext(st, vm.cs.bs, toActor.Head, msg, vm.blockHeight)
+	vmctx := vm.makeVMContext(toActor.Head, msg)
 
 	var errcode byte
 	var ret []byte

chain/vm_test.go

@@ -89,3 +89,69 @@ func TestVMInvokeMethod(t *testing.T) {
 		t.Fatal("hold up")
 	}
 }
+
+func TestStorageMarketActorCreateMiner(t *testing.T) {
+	////////// BOILERPLATE //////////
+	bs := bstore.NewBlockstore(dstore.NewMapDatastore())
+
+	from := blsaddr(0)
+	maddr := blsaddr(1)
+
+	actors := map[address.Address]types.BigInt{
+		from:  types.NewInt(1000000),
+		maddr: types.NewInt(0),
+	}
+	st, err := MakeInitialStateTree(bs, actors)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	stateroot, err := st.Flush()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	cs := &ChainStore{
+		bs: bs,
+	}
+
+	vm, err := NewVM(stateroot, 1, maddr, cs)
+	if err != nil {
+		t.Fatal(err)
+	}
+	////// END BOILERPLATE //////////
+
+	params := &StorageMinerConstructorParams{}
+	enc, err := cbor.DumpObject(params)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	msg := &types.Message{
+		To:       StorageMarketAddress,
+		From:     from,
+		Method:   1,
+		Params:   enc,
+		GasPrice: types.NewInt(1),
+		GasLimit: types.NewInt(1),
+		Value:    types.NewInt(0),
+	}
+
+	ret, err := vm.ApplyMessage(msg)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if ret.ExitCode != 0 {
+		t.Fatal("invocation failed")
+	}
+
+	outaddr, err := address.NewFromBytes(ret.Return)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if outaddr.String() != "t0102" {
+		t.Fatal("hold up")
+	}
+}