Feat: API: Implement StateLookupRobustAddress

.circleci/config.yml

@@ -874,6 +874,11 @@ workflows:
           suite: itest-get_messages_in_ts
           target: "./itests/get_messages_in_ts_test.go"
 
+      - test:
+          name: test-itest-lookup_robust_address
+          suite: itest-lookup_robust_address
+          target: "./itests/lookup_robust_address_test.go"
+
       - test:
           name: test-itest-mempool
           suite: itest-mempool

api/api_full.go

@@ -522,8 +522,10 @@ type FullNode interface {
 	StateMarketStorageDeal(context.Context, abi.DealID, types.TipSetKey) (*MarketDeal, error) //perm:read
 	// StateLookupID retrieves the ID address of the given address
 	StateLookupID(context.Context, address.Address, types.TipSetKey) (address.Address, error) //perm:read
-	// StateAccountKey returns the public key address of the given ID address
+	// StateAccountKey returns the public key address of the given ID address for secp and bls accounts
 	StateAccountKey(context.Context, address.Address, types.TipSetKey) (address.Address, error) //perm:read
+	// StateLookupRobustAddress returns the public key address of the given ID address for non-account addresses (multisig, miners etc)
+	StateLookupRobustAddress(context.Context, address.Address, types.TipSetKey) (address.Address, error) //perm:read
 	// StateChangedActors returns all the actors whose states change between the two given state CIDs
 	// TODO: Should this take tipset keys instead?
 	StateChangedActors(context.Context, cid.Cid, cid.Cid) (map[string]types.Actor, error) //perm:read

chain/stmgr/stmgr.go

@@ -4,6 +4,8 @@ import (
 	"context"
 	"sync"
 
+	"github.com/filecoin-project/lotus/chain/actors/adt"
+
 	"github.com/filecoin-project/specs-actors/v7/actors/migration/nv15"
 
 	"github.com/filecoin-project/lotus/chain/rand"
@@ -22,6 +24,7 @@ import (
 
 	"github.com/filecoin-project/lotus/api"
 	"github.com/filecoin-project/lotus/build"
+	_init "github.com/filecoin-project/lotus/chain/actors/builtin/init"
 	"github.com/filecoin-project/lotus/chain/actors/builtin/paych"
 	"github.com/filecoin-project/lotus/chain/actors/policy"
 	"github.com/filecoin-project/lotus/chain/state"
@@ -318,6 +321,48 @@ func (sm *StateManager) LookupID(ctx context.Context, addr address.Address, ts *
 	return state.LookupID(addr)
 }
 
+func (sm *StateManager) LookupRobustAddress(ctx context.Context, idAddr address.Address, ts *types.TipSet) (address.Address, error) {
+	idAddrDecoded, err := address.IDFromAddress(idAddr)
+	if err != nil {
+		return address.Undef, xerrors.Errorf("failed to decode provided address as id addr: %w", err)
+	}
+
+	cst := cbor.NewCborStore(sm.cs.StateBlockstore())
+	wrapStore := adt.WrapStore(ctx, cst)
+
+	stateTree, err := state.LoadStateTree(cst, sm.parentState(ts))
+	if err != nil {
+		return address.Undef, xerrors.Errorf("load state tree: %w", err)
+	}
+
+	initActor, err := stateTree.GetActor(_init.Address)
+	if err != nil {
+		return address.Undef, xerrors.Errorf("load init actor: %w", err)
+	}
+
+	initState, err := _init.Load(wrapStore, initActor)
+	if err != nil {
+		return address.Undef, xerrors.Errorf("load init state: %w", err)
+	}
+	robustAddr := address.Undef
+
+	err = initState.ForEachActor(func(id abi.ActorID, addr address.Address) error {
+		if uint64(id) == idAddrDecoded {
+			robustAddr = addr
+			// Hacky way to early return from ForEach
+			return xerrors.New("robust address found")
+		}
+		return nil
+	})
+	if robustAddr == address.Undef {
+		if err == nil {
+			return address.Undef, xerrors.Errorf("Address %s not found", idAddr.String())
+		}
+		return address.Undef, xerrors.Errorf("finding address: %w", err)
+	}
+	return robustAddr, nil
+}
+
 func (sm *StateManager) ValidateChain(ctx context.Context, ts *types.TipSet) error {
 	tschain := []*types.TipSet{ts}
 	for ts.Height() != 0 {

documentation/en/api-v1-unstable-methods.md

@@ -181,6 +181,7 @@
   * [StateListMessages](#StateListMessages)
   * [StateListMiners](#StateListMiners)
   * [StateLookupID](#StateLookupID)
+  * [StateLookupRobustAddress](#StateLookupRobustAddress)
   * [StateMarketBalance](#StateMarketBalance)
   * [StateMarketDeals](#StateMarketDeals)
   * [StateMarketParticipants](#StateMarketParticipants)
@@ -5037,7 +5038,7 @@ A nil TipSetKey can be provided as a param, this will cause the heaviest tipset
 
 
 ### StateAccountKey
-StateAccountKey returns the public key address of the given ID address
+StateAccountKey returns the public key address of the given ID address for secp and bls accounts
 
 
 Perms: read
@@ -5783,6 +5784,29 @@ Response:
 StateLookupID retrieves the ID address of the given address
 
 
+Perms: read
+
+Inputs:
+```json
+[
+  "f01234",
+  [
+    {
+      "/": "bafy2bzacea3wsdh6y3a36tb3skempjoxqpuyompjbmfeyf34fi3uy6uue42v4"
+    },
+    {
+      "/": "bafy2bzacebp3shtrn43k7g3unredz7fxn4gj533d3o43tqn2p2ipxxhrvchve"
+    }
+  ]
+]
+```
+
+Response: `"f01234"`
+
+### StateLookupRobustAddress
+StateLookupRobustAddress returns the public key address of the given ID address for non-account addresses (multisig, miners etc)
+
+
 Perms: read
 
 Inputs:

itests/lookup_robust_address_test.go

@@ -0,0 +1,32 @@
+package itests
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"github.com/filecoin-project/go-state-types/network"
+	"github.com/filecoin-project/lotus/chain/types"
+	"github.com/filecoin-project/lotus/itests/kit"
+	"github.com/stretchr/testify/require"
+)
+
+func TestStateLookupRobustAddress(t *testing.T) {
+	ctx := context.Background()
+	kit.QuietMiningLogs()
+
+	client, miner, ens := kit.EnsembleMinimal(t, kit.MockProofs(), kit.GenesisNetworkVersion(network.Version15))
+	ens.InterconnectAll().BeginMining(10 * time.Millisecond)
+
+	addr, err := miner.ActorAddress(ctx)
+	require.NoError(t, err)
+
+	// Look up the robust address
+	robAddr, err := client.StateLookupRobustAddress(ctx, addr, types.EmptyTSK)
+	require.NoError(t, err)
+
+	// Check the id address for the given robust address and make sure it matches
+	idAddr, err := client.StateLookupID(ctx, robAddr, types.EmptyTSK)
+	require.NoError(t, err)
+	require.Equal(t, addr, idAddr)
+}

node/impl/full/state.go

@@ -449,6 +449,15 @@ func (m *StateModule) StateLookupID(ctx context.Context, addr address.Address, t
 	return m.StateManager.LookupID(ctx, addr, ts)
 }
 
+func (a *StateAPI) StateLookupRobustAddress(ctx context.Context, addr address.Address, tsk types.TipSetKey) (address.Address, error) {
+	ts, err := a.Chain.GetTipSetFromKey(ctx, tsk)
+	if err != nil {
+		return address.Undef, xerrors.Errorf("loading tipset %s: %w", tsk, err)
+	}
+
+	return a.StateManager.LookupRobustAddress(ctx, addr, ts)
+}
+
 func (m *StateModule) StateAccountKey(ctx context.Context, addr address.Address, tsk types.TipSetKey) (address.Address, error) {
 	ts, err := m.Chain.GetTipSetFromKey(ctx, tsk)
 	if err != nil {