add command to inspect and redeem block rewards

node/impl/full/state.go

@@ -23,6 +23,8 @@ import (
 	"github.com/filecoin-project/specs-actors/actors/builtin/market"
 	"github.com/filecoin-project/specs-actors/actors/builtin/miner"
 	samsig "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
+	"github.com/filecoin-project/specs-actors/actors/builtin/reward"
+	"github.com/filecoin-project/specs-actors/actors/util/adt"
 
 	"github.com/filecoin-project/lotus/api"
 	"github.com/filecoin-project/lotus/chain/gen"
@@ -575,3 +577,40 @@ func (a *StateAPI) MsigGetAvailableBalance(ctx context.Context, addr address.Add
 	minBalance = types.BigMul(minBalance, types.NewInt(uint64(offset)))
 	return types.BigSub(act.Balance, minBalance), nil
 }
+
+func (a *StateAPI) StateListRewards(ctx context.Context, miner address.Address, tsk types.TipSetKey) ([]reward.Reward, error) {
+	ts, err := a.Chain.GetTipSetFromKey(tsk)
+	if err != nil {
+		return nil, err
+	}
+
+	var st reward.State
+	if _, err := a.StateManager.LoadActorState(ctx, builtin.RewardActorAddr, &st, ts); err != nil {
+		return nil, xerrors.Errorf("failed to load reward actor state: %w", err)
+	}
+
+	as := store.ActorStore(ctx, a.Chain.Blockstore())
+	rmap := adt.AsMultimap(as, st.RewardMap)
+	rewards, found, err := rmap.Get(adt.AddrKey(miner))
+	if err != nil {
+		return nil, xerrors.Errorf("failed to get rewards set for miner: %w", err)
+	}
+
+	if !found {
+		return nil, xerrors.Errorf("no rewards found for miner")
+	}
+
+	var out []reward.Reward
+
+	var r reward.Reward
+	err = rewards.ForEach(&r, func(i int64) error {
+		or := r
+		out = append(out, or)
+		return nil
+	})
+	if err != nil {
+		return nil, xerrors.Errorf("rewards.ForEach failed: %w", err)
+	}
+
+	return out, nil
+}