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supply.go
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supply.go
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package stmgr
import (
"context"
"github.com/ipfs/go-cid"
cbor "github.com/ipfs/go-ipld-cbor"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
msig0 "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/build"
"github.com/filecoin-project/lotus/chain/actors/adt"
"github.com/filecoin-project/lotus/chain/actors/builtin"
_init "github.com/filecoin-project/lotus/chain/actors/builtin/init"
"github.com/filecoin-project/lotus/chain/actors/builtin/market"
"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
"github.com/filecoin-project/lotus/chain/actors/builtin/multisig"
"github.com/filecoin-project/lotus/chain/actors/builtin/power"
"github.com/filecoin-project/lotus/chain/actors/builtin/reward"
"github.com/filecoin-project/lotus/chain/actors/builtin/verifreg"
"github.com/filecoin-project/lotus/chain/state"
"github.com/filecoin-project/lotus/chain/types"
)
// sets up information about the vesting schedule
func (sm *StateManager) setupGenesisVestingSchedule(ctx context.Context) error {
gb, err := sm.cs.GetGenesis(ctx)
if err != nil {
return xerrors.Errorf("getting genesis block: %w", err)
}
gts, err := types.NewTipSet([]*types.BlockHeader{gb})
if err != nil {
return xerrors.Errorf("getting genesis tipset: %w", err)
}
st, _, err := sm.TipSetState(ctx, gts)
if err != nil {
return xerrors.Errorf("getting genesis tipset state: %w", err)
}
cst := cbor.NewCborStore(sm.cs.StateBlockstore())
sTree, err := state.LoadStateTree(cst, st)
if err != nil {
return xerrors.Errorf("loading state tree: %w", err)
}
gmf, err := getFilMarketLocked(ctx, sTree)
if err != nil {
return xerrors.Errorf("setting up genesis market funds: %w", err)
}
gp, err := getFilPowerLocked(ctx, sTree)
if err != nil {
return xerrors.Errorf("setting up genesis pledge: %w", err)
}
sm.genesisMarketFunds = gmf
sm.genesisPledge = gp
totalsByEpoch := make(map[abi.ChainEpoch]abi.TokenAmount)
// 6 months
sixMonths := abi.ChainEpoch(183 * builtin.EpochsInDay)
totalsByEpoch[sixMonths] = big.NewInt(49_929_341)
totalsByEpoch[sixMonths] = big.Add(totalsByEpoch[sixMonths], big.NewInt(32_787_700))
// 1 year
oneYear := abi.ChainEpoch(365 * builtin.EpochsInDay)
totalsByEpoch[oneYear] = big.NewInt(22_421_712)
// 2 years
twoYears := abi.ChainEpoch(2 * 365 * builtin.EpochsInDay)
totalsByEpoch[twoYears] = big.NewInt(7_223_364)
// 3 years
threeYears := abi.ChainEpoch(3 * 365 * builtin.EpochsInDay)
totalsByEpoch[threeYears] = big.NewInt(87_637_883)
// 6 years
sixYears := abi.ChainEpoch(6 * 365 * builtin.EpochsInDay)
totalsByEpoch[sixYears] = big.NewInt(100_000_000)
totalsByEpoch[sixYears] = big.Add(totalsByEpoch[sixYears], big.NewInt(300_000_000))
sm.preIgnitionVesting = make([]msig0.State, 0, len(totalsByEpoch))
for k, v := range totalsByEpoch {
ns := msig0.State{
InitialBalance: v,
UnlockDuration: k,
PendingTxns: cid.Undef,
}
sm.preIgnitionVesting = append(sm.preIgnitionVesting, ns)
}
return nil
}
// sets up information about the vesting schedule post the ignition upgrade
func (sm *StateManager) setupPostIgnitionVesting(ctx context.Context) error {
totalsByEpoch := make(map[abi.ChainEpoch]abi.TokenAmount)
// 6 months
sixMonths := abi.ChainEpoch(183 * builtin.EpochsInDay)
totalsByEpoch[sixMonths] = big.NewInt(49_929_341)
totalsByEpoch[sixMonths] = big.Add(totalsByEpoch[sixMonths], big.NewInt(32_787_700))
// 1 year
oneYear := abi.ChainEpoch(365 * builtin.EpochsInDay)
totalsByEpoch[oneYear] = big.NewInt(22_421_712)
// 2 years
twoYears := abi.ChainEpoch(2 * 365 * builtin.EpochsInDay)
totalsByEpoch[twoYears] = big.NewInt(7_223_364)
// 3 years
threeYears := abi.ChainEpoch(3 * 365 * builtin.EpochsInDay)
totalsByEpoch[threeYears] = big.NewInt(87_637_883)
// 6 years
sixYears := abi.ChainEpoch(6 * 365 * builtin.EpochsInDay)
totalsByEpoch[sixYears] = big.NewInt(100_000_000)
totalsByEpoch[sixYears] = big.Add(totalsByEpoch[sixYears], big.NewInt(300_000_000))
sm.postIgnitionVesting = make([]msig0.State, 0, len(totalsByEpoch))
for k, v := range totalsByEpoch {
ns := msig0.State{
// In the pre-ignition logic, we incorrectly set this value in Fil, not attoFil, an off-by-10^18 error
InitialBalance: big.Mul(v, big.NewInt(int64(build.FilecoinPrecision))),
UnlockDuration: k,
PendingTxns: cid.Undef,
// In the pre-ignition logic, the start epoch was 0. This changes in the fork logic of the Ignition upgrade itself.
StartEpoch: build.UpgradeLiftoffHeight,
}
sm.postIgnitionVesting = append(sm.postIgnitionVesting, ns)
}
return nil
}
// sets up information about the vesting schedule post the calico upgrade
func (sm *StateManager) setupPostCalicoVesting(ctx context.Context) error {
totalsByEpoch := make(map[abi.ChainEpoch]abi.TokenAmount)
// 0 days
zeroDays := abi.ChainEpoch(0)
totalsByEpoch[zeroDays] = big.NewInt(10_632_000)
// 6 months
sixMonths := abi.ChainEpoch(183 * builtin.EpochsInDay)
totalsByEpoch[sixMonths] = big.NewInt(19_015_887)
totalsByEpoch[sixMonths] = big.Add(totalsByEpoch[sixMonths], big.NewInt(32_787_700))
// 1 year
oneYear := abi.ChainEpoch(365 * builtin.EpochsInDay)
totalsByEpoch[oneYear] = big.NewInt(22_421_712)
totalsByEpoch[oneYear] = big.Add(totalsByEpoch[oneYear], big.NewInt(9_400_000))
// 2 years
twoYears := abi.ChainEpoch(2 * 365 * builtin.EpochsInDay)
totalsByEpoch[twoYears] = big.NewInt(7_223_364)
// 3 years
threeYears := abi.ChainEpoch(3 * 365 * builtin.EpochsInDay)
totalsByEpoch[threeYears] = big.NewInt(87_637_883)
totalsByEpoch[threeYears] = big.Add(totalsByEpoch[threeYears], big.NewInt(898_958))
// 6 years
sixYears := abi.ChainEpoch(6 * 365 * builtin.EpochsInDay)
totalsByEpoch[sixYears] = big.NewInt(100_000_000)
totalsByEpoch[sixYears] = big.Add(totalsByEpoch[sixYears], big.NewInt(300_000_000))
totalsByEpoch[sixYears] = big.Add(totalsByEpoch[sixYears], big.NewInt(9_805_053))
sm.postCalicoVesting = make([]msig0.State, 0, len(totalsByEpoch))
for k, v := range totalsByEpoch {
ns := msig0.State{
InitialBalance: big.Mul(v, big.NewInt(int64(build.FilecoinPrecision))),
UnlockDuration: k,
PendingTxns: cid.Undef,
StartEpoch: build.UpgradeLiftoffHeight,
}
sm.postCalicoVesting = append(sm.postCalicoVesting, ns)
}
return nil
}
// GetVestedFunds returns all funds that have "left" actors that are in the genesis state:
// - For Multisigs, it counts the actual amounts that have vested at the given epoch
// - For Accounts, it counts max(currentBalance - genesisBalance, 0).
func (sm *StateManager) GetFilVested(ctx context.Context, height abi.ChainEpoch) (abi.TokenAmount, error) {
vf := big.Zero()
sm.genesisMsigLk.Lock()
defer sm.genesisMsigLk.Unlock()
// TODO: combine all this?
if sm.preIgnitionVesting == nil || sm.genesisPledge.IsZero() || sm.genesisMarketFunds.IsZero() {
err := sm.setupGenesisVestingSchedule(ctx)
if err != nil {
return vf, xerrors.Errorf("failed to setup pre-ignition vesting schedule: %w", err)
}
}
if sm.postIgnitionVesting == nil {
err := sm.setupPostIgnitionVesting(ctx)
if err != nil {
return vf, xerrors.Errorf("failed to setup post-ignition vesting schedule: %w", err)
}
}
if sm.postCalicoVesting == nil {
err := sm.setupPostCalicoVesting(ctx)
if err != nil {
return vf, xerrors.Errorf("failed to setup post-calico vesting schedule: %w", err)
}
}
if height <= build.UpgradeIgnitionHeight {
for _, v := range sm.preIgnitionVesting {
au := big.Sub(v.InitialBalance, v.AmountLocked(height))
vf = big.Add(vf, au)
}
} else if height <= build.UpgradeCalicoHeight {
for _, v := range sm.postIgnitionVesting {
// In the pre-ignition logic, we simply called AmountLocked(height), assuming startEpoch was 0.
// The start epoch changed in the Ignition upgrade.
au := big.Sub(v.InitialBalance, v.AmountLocked(height-v.StartEpoch))
vf = big.Add(vf, au)
}
} else {
for _, v := range sm.postCalicoVesting {
// In the pre-ignition logic, we simply called AmountLocked(height), assuming startEpoch was 0.
// The start epoch changed in the Ignition upgrade.
au := big.Sub(v.InitialBalance, v.AmountLocked(height-v.StartEpoch))
vf = big.Add(vf, au)
}
}
// After UpgradeAssemblyHeight these funds are accounted for in GetFilReserveDisbursed
if height <= build.UpgradeAssemblyHeight {
// continue to use preIgnitionGenInfos, nothing changed at the Ignition epoch
vf = big.Add(vf, sm.genesisPledge)
// continue to use preIgnitionGenInfos, nothing changed at the Ignition epoch
vf = big.Add(vf, sm.genesisMarketFunds)
}
return vf, nil
}
func GetFilReserveDisbursed(ctx context.Context, st *state.StateTree) (abi.TokenAmount, error) {
ract, err := st.GetActor(builtin.ReserveAddress)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to get reserve actor: %w", err)
}
// If money enters the reserve actor, this could lead to a negative term
return big.Sub(big.NewFromGo(build.InitialFilReserved), ract.Balance), nil
}
func GetFilMined(ctx context.Context, st *state.StateTree) (abi.TokenAmount, error) {
ractor, err := st.GetActor(reward.Address)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to load reward actor state: %w", err)
}
rst, err := reward.Load(adt.WrapStore(ctx, st.Store), ractor)
if err != nil {
return big.Zero(), err
}
return rst.TotalStoragePowerReward()
}
func getFilMarketLocked(ctx context.Context, st *state.StateTree) (abi.TokenAmount, error) {
act, err := st.GetActor(market.Address)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to load market actor: %w", err)
}
mst, err := market.Load(adt.WrapStore(ctx, st.Store), act)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to load market state: %w", err)
}
return mst.TotalLocked()
}
func getFilPowerLocked(ctx context.Context, st *state.StateTree) (abi.TokenAmount, error) {
pactor, err := st.GetActor(power.Address)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to load power actor: %w", err)
}
pst, err := power.Load(adt.WrapStore(ctx, st.Store), pactor)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to load power state: %w", err)
}
return pst.TotalLocked()
}
func GetFilLocked(ctx context.Context, st *state.StateTree) (abi.TokenAmount, error) {
filMarketLocked, err := getFilMarketLocked(ctx, st)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to get filMarketLocked: %w", err)
}
filPowerLocked, err := getFilPowerLocked(ctx, st)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to get filPowerLocked: %w", err)
}
return types.BigAdd(filMarketLocked, filPowerLocked), nil
}
func GetFilBurnt(ctx context.Context, st *state.StateTree) (abi.TokenAmount, error) {
burnt, err := st.GetActor(builtin.BurntFundsActorAddr)
if err != nil {
return big.Zero(), xerrors.Errorf("failed to load burnt actor: %w", err)
}
return burnt.Balance, nil
}
func (sm *StateManager) GetVMCirculatingSupply(ctx context.Context, height abi.ChainEpoch, st *state.StateTree) (abi.TokenAmount, error) {
cs, err := sm.GetVMCirculatingSupplyDetailed(ctx, height, st)
if err != nil {
return types.EmptyInt, err
}
return cs.FilCirculating, err
}
func (sm *StateManager) GetVMCirculatingSupplyDetailed(ctx context.Context, height abi.ChainEpoch, st *state.StateTree) (api.CirculatingSupply, error) {
filVested, err := sm.GetFilVested(ctx, height)
if err != nil {
return api.CirculatingSupply{}, xerrors.Errorf("failed to calculate filVested: %w", err)
}
filReserveDisbursed := big.Zero()
if height > build.UpgradeAssemblyHeight {
filReserveDisbursed, err = GetFilReserveDisbursed(ctx, st)
if err != nil {
return api.CirculatingSupply{}, xerrors.Errorf("failed to calculate filReserveDisbursed: %w", err)
}
}
filMined, err := GetFilMined(ctx, st)
if err != nil {
return api.CirculatingSupply{}, xerrors.Errorf("failed to calculate filMined: %w", err)
}
filBurnt, err := GetFilBurnt(ctx, st)
if err != nil {
return api.CirculatingSupply{}, xerrors.Errorf("failed to calculate filBurnt: %w", err)
}
filLocked, err := GetFilLocked(ctx, st)
if err != nil {
return api.CirculatingSupply{}, xerrors.Errorf("failed to calculate filLocked: %w", err)
}
ret := types.BigAdd(filVested, filMined)
ret = types.BigAdd(ret, filReserveDisbursed)
ret = types.BigSub(ret, filBurnt)
ret = types.BigSub(ret, filLocked)
if ret.LessThan(big.Zero()) {
ret = big.Zero()
}
return api.CirculatingSupply{
FilVested: filVested,
FilMined: filMined,
FilBurnt: filBurnt,
FilLocked: filLocked,
FilCirculating: ret,
FilReserveDisbursed: filReserveDisbursed,
}, nil
}
func (sm *StateManager) GetCirculatingSupply(ctx context.Context, height abi.ChainEpoch, st *state.StateTree) (abi.TokenAmount, error) {
circ := big.Zero()
unCirc := big.Zero()
err := st.ForEach(func(a address.Address, actor *types.Actor) error {
switch {
case actor.Balance.IsZero():
// Do nothing for zero-balance actors
break
case a == _init.Address ||
a == reward.Address ||
a == verifreg.Address ||
// The power actor itself should never receive funds
a == power.Address ||
a == builtin.SystemActorAddr ||
a == builtin.CronActorAddr ||
a == builtin.BurntFundsActorAddr ||
a == builtin.SaftAddress ||
a == builtin.ReserveAddress:
unCirc = big.Add(unCirc, actor.Balance)
case a == market.Address:
mst, err := market.Load(sm.cs.ActorStore(ctx), actor)
if err != nil {
return err
}
lb, err := mst.TotalLocked()
if err != nil {
return err
}
circ = big.Add(circ, big.Sub(actor.Balance, lb))
unCirc = big.Add(unCirc, lb)
case builtin.IsAccountActor(actor.Code) || builtin.IsPaymentChannelActor(actor.Code):
circ = big.Add(circ, actor.Balance)
case builtin.IsStorageMinerActor(actor.Code):
mst, err := miner.Load(sm.cs.ActorStore(ctx), actor)
if err != nil {
return err
}
ab, err := mst.AvailableBalance(actor.Balance)
if err == nil {
circ = big.Add(circ, ab)
unCirc = big.Add(unCirc, big.Sub(actor.Balance, ab))
} else {
// Assume any error is because the miner state is "broken" (lower actor balance than locked funds)
// In this case, the actor's entire balance is considered "uncirculating"
unCirc = big.Add(unCirc, actor.Balance)
}
case builtin.IsMultisigActor(actor.Code):
mst, err := multisig.Load(sm.cs.ActorStore(ctx), actor)
if err != nil {
return err
}
lb, err := mst.LockedBalance(height)
if err != nil {
return err
}
ab := big.Sub(actor.Balance, lb)
circ = big.Add(circ, big.Max(ab, big.Zero()))
unCirc = big.Add(unCirc, big.Min(actor.Balance, lb))
default:
return xerrors.Errorf("unexpected actor: %s", a)
}
return nil
})
if err != nil {
return types.EmptyInt, err
}
total := big.Add(circ, unCirc)
if !total.Equals(types.TotalFilecoinInt) {
return types.EmptyInt, xerrors.Errorf("total filecoin didn't add to expected amount: %s != %s", total, types.TotalFilecoinInt)
}
return circ, nil
}