Merge branch 'main' into release-cdn

node/app/node.go

@@ -70,6 +70,7 @@ func (n *Node) VerifyProofIntegrity() {
 	if e != nil {
 		panic(e)
 	}
+
 	dataProver := crypto.NewKZGInclusionProver(n.logger)
 	wesoProver := crypto.NewWesolowskiFrameProver(n.logger)
 
@@ -79,6 +80,7 @@ func (n *Node) VerifyProofIntegrity() {
 		if err != nil {
 			panic(err)
 		}
+
 		idx, idxProof, idxCommit, idxKP := master.GetOutputs(o)
 
 		ip := sha3.Sum512(idxProof)
@@ -89,7 +91,7 @@ func (n *Node) VerifyProofIntegrity() {
 		}
 
 		if !v {
-			panic(fmt.Sprintf("bad kzg proof at increment %d", i))
+			panic(fmt.Sprintf("bad kzg proof at increment %d", j))
 		}
 		wp := []byte{}
 		wp = append(wp, n.pubSub.GetPeerID()...)
@@ -97,7 +99,7 @@ func (n *Node) VerifyProofIntegrity() {
 		fmt.Printf("%x\n", wp)
 		v = wesoProver.VerifyChallengeProof(wp, uint32(j), idx, idxProof)
 		if !v {
-			panic(fmt.Sprintf("bad weso proof at increment %d", i))
+			panic(fmt.Sprintf("bad weso proof at increment %d", j))
 		}
 	}
 }

node/config/config.go

@@ -55,12 +55,26 @@ var BootstrapPeers = []string{
 	"/dns/quidditch.quilibrium.com/udp/8336/quic-v1/p2p/QmbZEGuinaCndj4XLb6fteZmjmP3C1Tsgijmc5BGuUk8Ma",
 	"/dns/quagmire.quilibrium.com/udp/8336/quic-v1/p2p/QmaQ9KAaKtqXhYSQ5ARQNnn8B8474cWGvvD6PgJ4gAtMrx",
 	"/ip4/204.186.74.46/udp/8316/quic-v1/p2p/QmeqBjm3iX7sdTieyto1gys5ruQrQNPKfaTGcVQQWJPYDV",
-	"/ip4/103.219.170.9/udp/8336/quic-v1/p2p/QmfEdMfmdhNoYuGVhhw5LBApHHG1rbVAHXwGWpW8s9bXeg",
 	"/ip4/185.143.102.84/udp/8336/quic-v1/p2p/Qmce68gLLq9eMdwCcmd1ptfoC2nVoe861LF1cjdVHC2DwK",
 	"/ip4/65.109.17.13/udp/8336/quic-v1/p2p/Qmc35n99eojSvW3PkbfBczJoSX92WmnnKh3Fg114ok3oo4",
 	"/ip4/65.108.194.84/udp/8336/quic-v1/p2p/QmP8C7g9ZRiWzhqN2AgFu5onS6HwHzR6Vv1TCHxAhnCSnq",
 	"/dns/quil.dfcnodes.eu/udp/8336/quic-v1/p2p/QmQaFmbYVrKSwoen5UQdaqyDq4QhXfSSLDVnYpYD4SF9tX",
-	"/ip4/87.98.167.207/udp/8336/quic-v1/p2p/QmafiAXLu1JWktyfzDtD67i78GRBYCfQ4doTfq7pp7wfQ1",
+	"/ip4/15.204.100.222/udp/8336/quic-v1/p2p/Qmef3Z3RvGg49ZpDPcf2shWtJNgPJNpXrowjUcfz23YQ3V",
+	"/ip4/69.197.174.35/udp/8336/quic-v1/p2p/QmeprCaZKiymofPJgnp2ANR3F4pRus9PHHaxnJDh1Jwr1p",
+	"/ip4/70.36.102.32/udp/8336/quic-v1/p2p/QmYriGRXCUiwFodqSoS4GgEcD7UVyxXPeCgQKmYne3iLSF",
+	"/ip4/204.12.220.2/udp/8336/quic-v1/p2p/QmRw5Tw4p5v2vLPvVSAkQEiRPQGnWk9HM4xiSvgxF82CCw",
+	"/ip4/209.159.149.14/udp/8336/quic-v1/p2p/Qmcq4Lmw45tbodvdRWZ8iGgy3rUcR3dikHTj1fBXP8VJqv",
+	"/ip4/148.251.9.90/udp/8336/quic-v1/p2p/QmRpKmQ1W83s6moBFpG6D6nrttkqdQSbdCJpvfxDVGcs38",
+	"/ip4/35.232.113.144/udp/8336/quic-v1/p2p/QmWxkBc7a17ZsLHhszLyTvKsoHMKvKae2XwfQXymiU66md",
+	"/ip4/34.87.85.78/udp/8336/quic-v1/p2p/QmTGguT5XhtvZZwTLnNQTN8Bg9eUm1THWEneXXHGhMDPrz",
+	"/ip4/34.81.199.27/udp/8336/quic-v1/p2p/QmTMMKpzCKJCwrnUzNu6tNj4P1nL7hVqz251245wsVpGNg",
+	"/ip4/34.143.255.235/udp/8336/quic-v1/p2p/QmeifsP6Kvq8A3yabQs6CBg7prSpDSqdee8P2BDQm9EpP8",
+	"/ip4/34.34.125.238/udp/8336/quic-v1/p2p/QmZdSyBJLm9UiDaPZ4XDkgRGXUwPcHJCmKoH6fS9Qjyko4",
+	"/ip4/34.80.245.52/udp/8336/quic-v1/p2p/QmNmbqobt82Vre5JxUGVNGEWn2HsztQQ1xfeg6mx7X5u3f",
+	"/dns/bravo-1.qcommander.sh/udp/8336/quic-v1/p2p/QmWFK1gVuhEqZdr8phTo3QbyLwjYmyivx31Zubqt7oR4XB",
+	"/ip4/109.199.100.108/udp/8336/quic-v1/p2p/Qma9fgugQc17MDu4YRSvnhfhVre6AYZ3nZdW8dSUYbsWvm",
+	"/ip4/47.251.49.193/udp/8336/quic-v1/p2p/QmP6ADPmMCsB8y82oFbrKTrwYWXt1CTMJ3jGNDXRHyYJgR",
+	"/ip4/138.201.203.208/udp/8336/quic-v1/p2p/QmbNhSTd4Y64ZCbV2gAXYR4ZFDdfRBMfrgWsNg99JHxsJo",
 	// purged peers (keep your node online to return to this list)
 	// "/ip4/204.186.74.47/udp/8317/quic-v1/p2p/Qmd233pLUDvcDW3ama27usfbG1HxKNh1V9dmWVW1SXp1pd",
 	// "/ip4/186.233.184.181/udp/8336/quic-v1/p2p/QmW6QDvKuYqJYYMP5tMZSp12X3nexywK28tZNgqtqNpEDL",

node/crypto/wesolowski_frame_prover.go

@@ -585,6 +585,9 @@ func (w *WesolowskiFrameProver) CalculateChallengeProof(
 	increment uint32,
 ) ([]byte, error) {
 	difficulty := 200000 - (increment / 4)
+	if difficulty < 25000 || increment > 800000 {
+		difficulty = 25000
+	}
 
 	instanceInput := binary.BigEndian.AppendUint32([]byte{}, core)
 	instanceInput = append(instanceInput, challenge...)
@@ -604,6 +607,9 @@ func (w *WesolowskiFrameProver) VerifyChallengeProof(
 	proof []byte,
 ) bool {
 	difficulty := 200000 - (increment / 4)
+	if difficulty < 25000 || increment > 800000 {
+		difficulty = 25000
+	}
 
 	if len(proof) != 516 {
 		return false

node/main.go

@@ -28,6 +28,7 @@ import (
 	"golang.org/x/crypto/sha3"
 	"google.golang.org/protobuf/proto"
 	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+	"source.quilibrium.com/quilibrium/monorepo/node/store"
 	"source.quilibrium.com/quilibrium/monorepo/node/utils"
 
 	"github.com/cloudflare/circl/sign/ed448"
@@ -532,32 +533,48 @@ func RunMigrationIfNeeded(
 	configDir string,
 	nodeConfig *config.Config,
 ) {
-	shouldMigrate := false
+	shouldMigrate13 := false
+	shouldMigrate15 := false
 	migrationInfo := []byte{0x00, 0x00, 0x00}
 	_, err := os.Stat(filepath.Join(configDir, "MIGRATIONS"))
 	if err != nil && os.IsNotExist(err) {
 		fmt.Println("Migrations file not found, will perform migration...")
-		shouldMigrate = true
+		shouldMigrate13 = true
+		shouldMigrate15 = true
 	}
 
-	if !shouldMigrate {
+	if !shouldMigrate13 {
 		migrationInfo, err = os.ReadFile(filepath.Join(configDir, "MIGRATIONS"))
 		if err != nil {
 			panic(err)
 		}
 
 		if len(migrationInfo) < 3 ||
-			!bytes.Equal(migrationInfo, []byte{0x01, 0x04, 0x013}) {
+			(!bytes.Equal(migrationInfo, []byte{0x01, 0x04, 0x013}) &&
+				!bytes.Equal(migrationInfo, []byte{0x01, 0x04, 0x15})) {
 			fmt.Println("Migrations file outdated, will perform migration...")
-			shouldMigrate = true
+			shouldMigrate13 = true
+			shouldMigrate15 = true
 		}
 	}
 
-	// If subsequent migrations arise, we will need to distinguish by version
+	if !shouldMigrate15 {
-	if shouldMigrate {
+		migrationInfo, err = os.ReadFile(filepath.Join(configDir, "MIGRATIONS"))
-		fmt.Println("Running migration...")
+		if err != nil {
+			panic(err)
+		}
+
+		if len(migrationInfo) < 3 ||
+			!bytes.Equal(migrationInfo, []byte{0x01, 0x04, 0x15}) {
+			fmt.Println("Migrations file outdated, will perform migration...")
+			shouldMigrate13 = false
+			shouldMigrate15 = true
+		}
+	}
+
+	if shouldMigrate13 {
+		fmt.Println("Running 1.4.19 migration...")
 
-		// Easiest migration in the world.
 		err := os.RemoveAll(filepath.Join(configDir, "store"))
 		if err != nil {
 			fmt.Println("ERROR: Could not remove store, please be sure to do this before restarting the node.")
@@ -576,6 +593,40 @@ func RunMigrationIfNeeded(
 
 		fmt.Println("Migration completed.")
 	}
+
+	if shouldMigrate15 {
+		fmt.Println("Running 1.4.21.1 migration...")
+
+		db := store.NewPebbleDB(nodeConfig.DB)
+		logger, _ := zap.NewProduction()
+		proofStore := store.NewPebbleDataProofStore(db, logger)
+		peerId := getPeerID(nodeConfig.P2P)
+		increment, _, _, err := proofStore.GetLatestDataTimeProof([]byte(peerId))
+		if err != nil && (!errors.Is(err, store.ErrNotFound) || increment != 0) {
+			panic(err)
+		}
+
+		if increment > 699999 {
+			err := proofStore.RewindToIncrement([]byte(peerId), 699999)
+			if err != nil {
+				panic(err)
+			}
+		}
+
+		db.Close()
+
+		err = os.WriteFile(
+			filepath.Join(configDir, "MIGRATIONS"),
+			[]byte{0x01, 0x04, 0x15},
+			fs.FileMode(0600),
+		)
+		if err != nil {
+			fmt.Println("ERROR: Could not save migration file.")
+			panic(err)
+		}
+
+		fmt.Println("Migration completed.")
+	}
 }
 
 func RunSelfTestIfNeeded(
@@ -843,7 +894,7 @@ func printBalance(config *config.Config) {
 	fmt.Println("Unclaimed balance:", r.FloatString(12), "QUIL")
 }
 
-func printPeerID(p2pConfig *config.P2PConfig) {
+func getPeerID(p2pConfig *config.P2PConfig) peer.ID {
 	peerPrivKey, err := hex.DecodeString(p2pConfig.PeerPrivKey)
 	if err != nil {
 		panic(errors.Wrap(err, "error unmarshaling peerkey"))
@@ -860,6 +911,12 @@ func printPeerID(p2pConfig *config.P2PConfig) {
 		panic(errors.Wrap(err, "error getting peer id"))
 	}
 
+	return id
+}
+
+func printPeerID(p2pConfig *config.P2PConfig) {
+	id := getPeerID(p2pConfig)
+
 	fmt.Println("Peer ID: " + id.String())
 }
 

node/protobufs/node.proto

@@ -228,10 +228,376 @@ message PeerManifest {
   uint32 increment = 18;
 }
 
+message OriginatedAccountRef {
+  bytes address = 1;
+}
+
+message ImplicitAccount {
+  uint32 implicit_type = 1;
+  bytes address = 2;
+  bytes domain = 3;
+}
+
+message AccountRef {
+  oneof account {
+    OriginatedAccountRef originated_account = 1;
+    ImplicitAccount implicit_account = 2;
+  }
+}
+
+message AccountAllowanceRef {
+  bytes address = 1;
+}
+
+message CoinAllowanceRef {
+  bytes address = 1;
+}
+
+message CoinRef {
+  bytes address = 1;
+}
+
+message PendingTransactionRef {
+  bytes address = 1;
+}
+
+message KeyRef {
+  bytes address = 1;
+}
+
+message Signature {
+  uint32 signature_type = 1;
+  bytes signature = 2;
+  KeyRef key = 3;
+}
+
 message PeerManifestsResponse {
   repeated PeerManifest peer_manifests = 1;
 }
 
+message AcceptPendingTransactionRequest {
+  PendingTransactionRef pending_transaction = 1;
+  Signature signature = 2;
+}
+
+message AllowAccountRequest {
+  AccountRef of_account = 1;
+  AccountRef permitted_account = 2;
+  repeated string permitted_operations = 3;
+  AccountAllowanceRef allowance = 4;
+  Signature signature = 5;
+}
+
+message AllowCoinRequest {
+  CoinRef of_coin = 1;
+  AccountRef permitted_account = 2;
+  repeated string permitted_operations = 3;
+  AccountAllowanceRef account_allowance = 4;
+  CoinAllowanceRef coin_allowance = 5;
+  Signature signature = 6;
+}
+
+message BalanceAccountRequest {
+  AccountRef account = 1;
+  AccountAllowanceRef allowance = 2;
+  Signature signature = 3;
+}
+
+message CoinsAccountRequest {
+  AccountRef account = 1;
+  AccountAllowanceRef allowance = 2;
+  Signature signature = 3;
+}
+
+message PendingTransactionsAccountRequest {
+  AccountRef account = 1;
+  AccountAllowanceRef allowance = 2;
+  Signature signature = 3;
+}
+
+message IntersectCoinRequest {
+  repeated bytes addresses = 1;
+  AccountAllowanceRef account_allowance = 2;
+  CoinAllowanceRef coin_allowance = 3;
+  CoinRef of_coin = 4;
+}
+
+message MergeCoinRequest {
+  repeated CoinRef coins = 1;
+  AccountAllowanceRef account_allowance = 2;
+  repeated CoinAllowanceRef coin_allowances = 3;
+  Signature signature = 4;
+}
+
+message MintCoinRequest {
+  repeated bytes proofs = 1;
+  AccountAllowanceRef allowance = 2;
+  Signature signature = 3;
+}
+
+message MutualReceiveCoinRequest {
+  AccountRef to_account = 1;
+  AccountAllowanceRef allowance = 2;
+  Signature signature = 3;
+}
+
+message MutualTransferCoinRequest {
+  bytes rendezvous = 1;
+  CoinRef of_coin = 2;
+  AccountAllowanceRef account_allowance = 3;
+  CoinAllowanceRef coin_allowance = 4;
+  Signature signature = 5;
+}
+
+message RevokeAccountRequest {
+  AccountRef of_account = 1;
+  AccountAllowanceRef revoked_allowance = 2;
+  AccountAllowanceRef allowance = 3;
+  Signature signature = 4;
+}
+
+message RevokeCoinRequest {
+  CoinRef of_coin = 1;
+  CoinAllowanceRef revoked_allowance = 2;
+  AccountAllowanceRef account_allowance = 3;
+  CoinAllowanceRef coin_allowance = 4;
+  Signature signature = 5;
+}
+
+message SplitCoinRequest {
+  CoinRef of_coin = 1;
+  repeated bytes amounts = 2;
+  AccountAllowanceRef account_allowance = 3;
+  CoinAllowanceRef coin_allowance = 4;
+  Signature signature = 5;
+}
+
+message TransferCoinRequest {
+  AccountRef to_account = 1;
+  AccountRef refund_account = 2;
+  CoinRef of_coin = 3;
+  int64 expiry = 4;
+  AccountAllowanceRef account_allowance = 5;
+  CoinAllowanceRef coin_allowance = 6;
+  Signature signature = 7;
+}
+
+message ApprovePendingTransactionRequest {
+  PendingTransactionRef pending_transaction = 1;
+  AccountAllowanceRef account_allowance = 2;
+  Signature signature = 3;
+}
+
+message RejectPendingTransactionRequest {
+  PendingTransactionRef pending_transaction = 1;
+  AccountAllowanceRef account_allowance = 2;
+  Signature signature = 3;
+}
+
+message InlineKey {
+  bytes ref = 1;
+  bytes key = 2;
+}
+
+message KeyRing {
+  repeated InlineKey keys = 1;
+}
+
+message Confirmation {
+  bytes message_id = 1;
+  bytes proof = 2;
+}
+
+message DeliveryData {
+  InlineKey shared_key = 1;
+  Confirmation confirmation = 2;
+}
+
+message DeliveryMethod {
+  uint32 delivery_type = 1;
+  bytes address = 2;
+}
+
+message DecryptableAllowAccountRequest {
+  AllowAccountRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableBalanceAccountRequest {
+  BalanceAccountRequest request = 1;
+  KeyRing key_ring = 2;
+}
+
+message DecryptableCoinsAccountRequest {
+  CoinsAccountRequest request = 1;
+  KeyRing key_ring = 2;
+}
+
+message DecryptableRevokeAccountRequest {
+  RevokeAccountRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptablePendingTransactionsAccountRequest {
+  PendingTransactionsAccountRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableAllowCoinRequest {
+  AllowCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableIntersectCoinRequest {
+  IntersectCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableMergeCoinRequest {
+  MergeCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableMintCoinRequest {
+  MintCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableMutualReceiveCoinRequest {
+  MutualReceiveCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableMutualTransferCoinRequest {
+  MutualTransferCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableRevokeCoinRequest {
+  RevokeCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableSplitCoinRequest {
+  SplitCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableTransferCoinRequest {
+  TransferCoinRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableApprovePendingTransactionRequest {
+  ApprovePendingTransactionRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message DecryptableRejectPendingTransactionRequest {
+  RejectPendingTransactionRequest request = 1;
+  KeyRing key_ring = 2;
+  DeliveryMethod delivery_method = 3;
+}
+
+message CoinInfo {
+  CoinRef coin = 1;
+  bytes balance = 2;
+}
+
+message PendingTransactionInfo {
+  PendingTransactionRef pending_transaction = 1;
+  CoinInfo coin = 2;
+  AccountRef refund_account = 3;
+}
+
+message AllowAccountResponse {
+  AccountAllowanceRef allowance = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message BalanceAccountResponse {
+  bytes balance = 1;
+}
+
+message CoinsAccountResponse {
+  repeated CoinInfo coins = 1;
+}
+
+message PendingTransactionsAccountResponse {
+  repeated PendingTransactionInfo pending_transactions = 1;
+}
+
+message RevokeAccountResponse {
+  repeated DeliveryData deliveries = 1;
+}
+
+message AllowCoinResponse {
+  CoinAllowanceRef allowance = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message IntersectCoinResponse {
+  bool intersects = 1;
+}
+
+message MergeCoinResponse {
+  CoinRef coin = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message MintCoinResponse {
+  repeated CoinInfo coins = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message MutualReceiveCoinResponse {
+  uint32 status = 1;
+  bytes rendezvous = 2;
+  CoinRef coin = 3;
+  repeated DeliveryData deliveries = 4;
+}
+
+message MutualTransferCoinResponse {
+  uint32 status = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message RevokeCoinResponse {
+  repeated DeliveryData deliveries = 1;
+}
+
+message SplitCoinResponse {
+  repeated CoinRef coins = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message TransferCoinResponse {
+  PendingTransactionRef pending_transaction = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message ApprovePendingTransactionResponse {
+  CoinRef coin = 1;
+  repeated DeliveryData deliveries = 2;
+}
+
+message RejectPendingTransactionResponse {
+  repeated DeliveryData deliveries = 2;
+}
+
 service NodeService {
   rpc GetFrames(GetFramesRequest) returns (FramesResponse);
   rpc GetFrameInfo(GetFrameInfoRequest) returns (FrameInfoResponse);
@@ -242,6 +608,31 @@ service NodeService {
   rpc GetPeerManifests(GetPeerManifestsRequest) returns (PeerManifestsResponse);
 }
 
+service AccountService {
+  rpc Allow(DecryptableAllowAccountRequest) returns (AllowAccountResponse);
+  rpc GetBalance(DecryptableBalanceAccountRequest) returns (BalanceAccountResponse);
+  rpc ListCoins(DecryptableCoinsAccountRequest) returns (CoinsAccountResponse);
+  rpc ListPendingTransactions(DecryptablePendingTransactionsAccountRequest) returns (PendingTransactionsAccountResponse);
+  rpc Revoke(DecryptableRevokeAccountRequest) returns (RevokeAccountResponse);
+}
+
+service CoinService {
+  rpc Allow(DecryptableAllowCoinRequest) returns (AllowCoinResponse);
+  rpc Intersect(DecryptableIntersectCoinRequest) returns (IntersectCoinResponse);
+  rpc Merge(DecryptableMergeCoinRequest) returns (MergeCoinResponse);
+  rpc Mint(DecryptableMintCoinRequest) returns (MintCoinResponse);
+  rpc MutualReceive(DecryptableMutualReceiveCoinRequest) returns (stream MutualReceiveCoinResponse);
+  rpc MutualTransfer(DecryptableMutualTransferCoinRequest) returns (stream MutualTransferCoinResponse);
+  rpc Revoke(DecryptableRevokeCoinRequest) returns (RevokeCoinResponse);
+  rpc Split(DecryptableSplitCoinRequest) returns (SplitCoinResponse);
+  rpc Transfer(DecryptableTransferCoinRequest) returns (TransferCoinResponse);
+}
+
+service TransactionService {
+  rpc Approve(DecryptableApprovePendingTransactionRequest) returns (ApprovePendingTransactionResponse);
+  rpc Reject(DecryptableRejectPendingTransactionRequest) returns (RejectPendingTransactionResponse);
+}
+
 service NodeStats {
   rpc PutNodeInfo(PutNodeInfoRequest) returns (PutResponse);
   rpc PutPeerInfo(PutPeerInfoRequest) returns (PutResponse);

node/protobufs/node_grpc.pb.go

@@ -485,6 +485,812 @@ var NodeService_ServiceDesc = grpc.ServiceDesc{
 	Metadata: "node.proto",
 }
 
+const (
+	AccountService_Allow_FullMethodName                   = "/quilibrium.node.node.pb.AccountService/Allow"
+	AccountService_GetBalance_FullMethodName              = "/quilibrium.node.node.pb.AccountService/GetBalance"
+	AccountService_ListCoins_FullMethodName               = "/quilibrium.node.node.pb.AccountService/ListCoins"
+	AccountService_ListPendingTransactions_FullMethodName = "/quilibrium.node.node.pb.AccountService/ListPendingTransactions"
+	AccountService_Revoke_FullMethodName                  = "/quilibrium.node.node.pb.AccountService/Revoke"
+)
+
+// AccountServiceClient is the client API for AccountService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type AccountServiceClient interface {
+	Allow(ctx context.Context, in *DecryptableAllowAccountRequest, opts ...grpc.CallOption) (*AllowAccountResponse, error)
+	GetBalance(ctx context.Context, in *DecryptableBalanceAccountRequest, opts ...grpc.CallOption) (*BalanceAccountResponse, error)
+	ListCoins(ctx context.Context, in *DecryptableCoinsAccountRequest, opts ...grpc.CallOption) (*CoinsAccountResponse, error)
+	ListPendingTransactions(ctx context.Context, in *DecryptablePendingTransactionsAccountRequest, opts ...grpc.CallOption) (*PendingTransactionsAccountResponse, error)
+	Revoke(ctx context.Context, in *DecryptableRevokeAccountRequest, opts ...grpc.CallOption) (*RevokeAccountResponse, error)
+}
+
+type accountServiceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewAccountServiceClient(cc grpc.ClientConnInterface) AccountServiceClient {
+	return &accountServiceClient{cc}
+}
+
+func (c *accountServiceClient) Allow(ctx context.Context, in *DecryptableAllowAccountRequest, opts ...grpc.CallOption) (*AllowAccountResponse, error) {
+	out := new(AllowAccountResponse)
+	err := c.cc.Invoke(ctx, AccountService_Allow_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *accountServiceClient) GetBalance(ctx context.Context, in *DecryptableBalanceAccountRequest, opts ...grpc.CallOption) (*BalanceAccountResponse, error) {
+	out := new(BalanceAccountResponse)
+	err := c.cc.Invoke(ctx, AccountService_GetBalance_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *accountServiceClient) ListCoins(ctx context.Context, in *DecryptableCoinsAccountRequest, opts ...grpc.CallOption) (*CoinsAccountResponse, error) {
+	out := new(CoinsAccountResponse)
+	err := c.cc.Invoke(ctx, AccountService_ListCoins_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *accountServiceClient) ListPendingTransactions(ctx context.Context, in *DecryptablePendingTransactionsAccountRequest, opts ...grpc.CallOption) (*PendingTransactionsAccountResponse, error) {
+	out := new(PendingTransactionsAccountResponse)
+	err := c.cc.Invoke(ctx, AccountService_ListPendingTransactions_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *accountServiceClient) Revoke(ctx context.Context, in *DecryptableRevokeAccountRequest, opts ...grpc.CallOption) (*RevokeAccountResponse, error) {
+	out := new(RevokeAccountResponse)
+	err := c.cc.Invoke(ctx, AccountService_Revoke_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// AccountServiceServer is the server API for AccountService service.
+// All implementations must embed UnimplementedAccountServiceServer
+// for forward compatibility
+type AccountServiceServer interface {
+	Allow(context.Context, *DecryptableAllowAccountRequest) (*AllowAccountResponse, error)
+	GetBalance(context.Context, *DecryptableBalanceAccountRequest) (*BalanceAccountResponse, error)
+	ListCoins(context.Context, *DecryptableCoinsAccountRequest) (*CoinsAccountResponse, error)
+	ListPendingTransactions(context.Context, *DecryptablePendingTransactionsAccountRequest) (*PendingTransactionsAccountResponse, error)
+	Revoke(context.Context, *DecryptableRevokeAccountRequest) (*RevokeAccountResponse, error)
+	mustEmbedUnimplementedAccountServiceServer()
+}
+
+// UnimplementedAccountServiceServer must be embedded to have forward compatible implementations.
+type UnimplementedAccountServiceServer struct {
+}
+
+func (UnimplementedAccountServiceServer) Allow(context.Context, *DecryptableAllowAccountRequest) (*AllowAccountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Allow not implemented")
+}
+func (UnimplementedAccountServiceServer) GetBalance(context.Context, *DecryptableBalanceAccountRequest) (*BalanceAccountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetBalance not implemented")
+}
+func (UnimplementedAccountServiceServer) ListCoins(context.Context, *DecryptableCoinsAccountRequest) (*CoinsAccountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method ListCoins not implemented")
+}
+func (UnimplementedAccountServiceServer) ListPendingTransactions(context.Context, *DecryptablePendingTransactionsAccountRequest) (*PendingTransactionsAccountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method ListPendingTransactions not implemented")
+}
+func (UnimplementedAccountServiceServer) Revoke(context.Context, *DecryptableRevokeAccountRequest) (*RevokeAccountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Revoke not implemented")
+}
+func (UnimplementedAccountServiceServer) mustEmbedUnimplementedAccountServiceServer() {}
+
+// UnsafeAccountServiceServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to AccountServiceServer will
+// result in compilation errors.
+type UnsafeAccountServiceServer interface {
+	mustEmbedUnimplementedAccountServiceServer()
+}
+
+func RegisterAccountServiceServer(s grpc.ServiceRegistrar, srv AccountServiceServer) {
+	s.RegisterService(&AccountService_ServiceDesc, srv)
+}
+
+func _AccountService_Allow_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableAllowAccountRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AccountServiceServer).Allow(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: AccountService_Allow_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AccountServiceServer).Allow(ctx, req.(*DecryptableAllowAccountRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _AccountService_GetBalance_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableBalanceAccountRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AccountServiceServer).GetBalance(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: AccountService_GetBalance_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AccountServiceServer).GetBalance(ctx, req.(*DecryptableBalanceAccountRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _AccountService_ListCoins_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableCoinsAccountRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AccountServiceServer).ListCoins(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: AccountService_ListCoins_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AccountServiceServer).ListCoins(ctx, req.(*DecryptableCoinsAccountRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _AccountService_ListPendingTransactions_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptablePendingTransactionsAccountRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AccountServiceServer).ListPendingTransactions(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: AccountService_ListPendingTransactions_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AccountServiceServer).ListPendingTransactions(ctx, req.(*DecryptablePendingTransactionsAccountRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _AccountService_Revoke_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableRevokeAccountRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AccountServiceServer).Revoke(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: AccountService_Revoke_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AccountServiceServer).Revoke(ctx, req.(*DecryptableRevokeAccountRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// AccountService_ServiceDesc is the grpc.ServiceDesc for AccountService service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var AccountService_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "quilibrium.node.node.pb.AccountService",
+	HandlerType: (*AccountServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Allow",
+			Handler:    _AccountService_Allow_Handler,
+		},
+		{
+			MethodName: "GetBalance",
+			Handler:    _AccountService_GetBalance_Handler,
+		},
+		{
+			MethodName: "ListCoins",
+			Handler:    _AccountService_ListCoins_Handler,
+		},
+		{
+			MethodName: "ListPendingTransactions",
+			Handler:    _AccountService_ListPendingTransactions_Handler,
+		},
+		{
+			MethodName: "Revoke",
+			Handler:    _AccountService_Revoke_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "node.proto",
+}
+
+const (
+	CoinService_Allow_FullMethodName          = "/quilibrium.node.node.pb.CoinService/Allow"
+	CoinService_Intersect_FullMethodName      = "/quilibrium.node.node.pb.CoinService/Intersect"
+	CoinService_Merge_FullMethodName          = "/quilibrium.node.node.pb.CoinService/Merge"
+	CoinService_Mint_FullMethodName           = "/quilibrium.node.node.pb.CoinService/Mint"
+	CoinService_MutualReceive_FullMethodName  = "/quilibrium.node.node.pb.CoinService/MutualReceive"
+	CoinService_MutualTransfer_FullMethodName = "/quilibrium.node.node.pb.CoinService/MutualTransfer"
+	CoinService_Revoke_FullMethodName         = "/quilibrium.node.node.pb.CoinService/Revoke"
+	CoinService_Split_FullMethodName          = "/quilibrium.node.node.pb.CoinService/Split"
+	CoinService_Transfer_FullMethodName       = "/quilibrium.node.node.pb.CoinService/Transfer"
+)
+
+// CoinServiceClient is the client API for CoinService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type CoinServiceClient interface {
+	Allow(ctx context.Context, in *DecryptableAllowCoinRequest, opts ...grpc.CallOption) (*AllowCoinResponse, error)
+	Intersect(ctx context.Context, in *DecryptableIntersectCoinRequest, opts ...grpc.CallOption) (*IntersectCoinResponse, error)
+	Merge(ctx context.Context, in *DecryptableMergeCoinRequest, opts ...grpc.CallOption) (*MergeCoinResponse, error)
+	Mint(ctx context.Context, in *DecryptableMintCoinRequest, opts ...grpc.CallOption) (*MintCoinResponse, error)
+	MutualReceive(ctx context.Context, in *DecryptableMutualReceiveCoinRequest, opts ...grpc.CallOption) (CoinService_MutualReceiveClient, error)
+	MutualTransfer(ctx context.Context, in *DecryptableMutualTransferCoinRequest, opts ...grpc.CallOption) (CoinService_MutualTransferClient, error)
+	Revoke(ctx context.Context, in *DecryptableRevokeCoinRequest, opts ...grpc.CallOption) (*RevokeCoinResponse, error)
+	Split(ctx context.Context, in *DecryptableSplitCoinRequest, opts ...grpc.CallOption) (*SplitCoinResponse, error)
+	Transfer(ctx context.Context, in *DecryptableTransferCoinRequest, opts ...grpc.CallOption) (*TransferCoinResponse, error)
+}
+
+type coinServiceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewCoinServiceClient(cc grpc.ClientConnInterface) CoinServiceClient {
+	return &coinServiceClient{cc}
+}
+
+func (c *coinServiceClient) Allow(ctx context.Context, in *DecryptableAllowCoinRequest, opts ...grpc.CallOption) (*AllowCoinResponse, error) {
+	out := new(AllowCoinResponse)
+	err := c.cc.Invoke(ctx, CoinService_Allow_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *coinServiceClient) Intersect(ctx context.Context, in *DecryptableIntersectCoinRequest, opts ...grpc.CallOption) (*IntersectCoinResponse, error) {
+	out := new(IntersectCoinResponse)
+	err := c.cc.Invoke(ctx, CoinService_Intersect_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *coinServiceClient) Merge(ctx context.Context, in *DecryptableMergeCoinRequest, opts ...grpc.CallOption) (*MergeCoinResponse, error) {
+	out := new(MergeCoinResponse)
+	err := c.cc.Invoke(ctx, CoinService_Merge_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *coinServiceClient) Mint(ctx context.Context, in *DecryptableMintCoinRequest, opts ...grpc.CallOption) (*MintCoinResponse, error) {
+	out := new(MintCoinResponse)
+	err := c.cc.Invoke(ctx, CoinService_Mint_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *coinServiceClient) MutualReceive(ctx context.Context, in *DecryptableMutualReceiveCoinRequest, opts ...grpc.CallOption) (CoinService_MutualReceiveClient, error) {
+	stream, err := c.cc.NewStream(ctx, &CoinService_ServiceDesc.Streams[0], CoinService_MutualReceive_FullMethodName, opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &coinServiceMutualReceiveClient{stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+type CoinService_MutualReceiveClient interface {
+	Recv() (*MutualReceiveCoinResponse, error)
+	grpc.ClientStream
+}
+
+type coinServiceMutualReceiveClient struct {
+	grpc.ClientStream
+}
+
+func (x *coinServiceMutualReceiveClient) Recv() (*MutualReceiveCoinResponse, error) {
+	m := new(MutualReceiveCoinResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+func (c *coinServiceClient) MutualTransfer(ctx context.Context, in *DecryptableMutualTransferCoinRequest, opts ...grpc.CallOption) (CoinService_MutualTransferClient, error) {
+	stream, err := c.cc.NewStream(ctx, &CoinService_ServiceDesc.Streams[1], CoinService_MutualTransfer_FullMethodName, opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &coinServiceMutualTransferClient{stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+type CoinService_MutualTransferClient interface {
+	Recv() (*MutualTransferCoinResponse, error)
+	grpc.ClientStream
+}
+
+type coinServiceMutualTransferClient struct {
+	grpc.ClientStream
+}
+
+func (x *coinServiceMutualTransferClient) Recv() (*MutualTransferCoinResponse, error) {
+	m := new(MutualTransferCoinResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+func (c *coinServiceClient) Revoke(ctx context.Context, in *DecryptableRevokeCoinRequest, opts ...grpc.CallOption) (*RevokeCoinResponse, error) {
+	out := new(RevokeCoinResponse)
+	err := c.cc.Invoke(ctx, CoinService_Revoke_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *coinServiceClient) Split(ctx context.Context, in *DecryptableSplitCoinRequest, opts ...grpc.CallOption) (*SplitCoinResponse, error) {
+	out := new(SplitCoinResponse)
+	err := c.cc.Invoke(ctx, CoinService_Split_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *coinServiceClient) Transfer(ctx context.Context, in *DecryptableTransferCoinRequest, opts ...grpc.CallOption) (*TransferCoinResponse, error) {
+	out := new(TransferCoinResponse)
+	err := c.cc.Invoke(ctx, CoinService_Transfer_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// CoinServiceServer is the server API for CoinService service.
+// All implementations must embed UnimplementedCoinServiceServer
+// for forward compatibility
+type CoinServiceServer interface {
+	Allow(context.Context, *DecryptableAllowCoinRequest) (*AllowCoinResponse, error)
+	Intersect(context.Context, *DecryptableIntersectCoinRequest) (*IntersectCoinResponse, error)
+	Merge(context.Context, *DecryptableMergeCoinRequest) (*MergeCoinResponse, error)
+	Mint(context.Context, *DecryptableMintCoinRequest) (*MintCoinResponse, error)
+	MutualReceive(*DecryptableMutualReceiveCoinRequest, CoinService_MutualReceiveServer) error
+	MutualTransfer(*DecryptableMutualTransferCoinRequest, CoinService_MutualTransferServer) error
+	Revoke(context.Context, *DecryptableRevokeCoinRequest) (*RevokeCoinResponse, error)
+	Split(context.Context, *DecryptableSplitCoinRequest) (*SplitCoinResponse, error)
+	Transfer(context.Context, *DecryptableTransferCoinRequest) (*TransferCoinResponse, error)
+	mustEmbedUnimplementedCoinServiceServer()
+}
+
+// UnimplementedCoinServiceServer must be embedded to have forward compatible implementations.
+type UnimplementedCoinServiceServer struct {
+}
+
+func (UnimplementedCoinServiceServer) Allow(context.Context, *DecryptableAllowCoinRequest) (*AllowCoinResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Allow not implemented")
+}
+func (UnimplementedCoinServiceServer) Intersect(context.Context, *DecryptableIntersectCoinRequest) (*IntersectCoinResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Intersect not implemented")
+}
+func (UnimplementedCoinServiceServer) Merge(context.Context, *DecryptableMergeCoinRequest) (*MergeCoinResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Merge not implemented")
+}
+func (UnimplementedCoinServiceServer) Mint(context.Context, *DecryptableMintCoinRequest) (*MintCoinResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Mint not implemented")
+}
+func (UnimplementedCoinServiceServer) MutualReceive(*DecryptableMutualReceiveCoinRequest, CoinService_MutualReceiveServer) error {
+	return status.Errorf(codes.Unimplemented, "method MutualReceive not implemented")
+}
+func (UnimplementedCoinServiceServer) MutualTransfer(*DecryptableMutualTransferCoinRequest, CoinService_MutualTransferServer) error {
+	return status.Errorf(codes.Unimplemented, "method MutualTransfer not implemented")
+}
+func (UnimplementedCoinServiceServer) Revoke(context.Context, *DecryptableRevokeCoinRequest) (*RevokeCoinResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Revoke not implemented")
+}
+func (UnimplementedCoinServiceServer) Split(context.Context, *DecryptableSplitCoinRequest) (*SplitCoinResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Split not implemented")
+}
+func (UnimplementedCoinServiceServer) Transfer(context.Context, *DecryptableTransferCoinRequest) (*TransferCoinResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Transfer not implemented")
+}
+func (UnimplementedCoinServiceServer) mustEmbedUnimplementedCoinServiceServer() {}
+
+// UnsafeCoinServiceServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to CoinServiceServer will
+// result in compilation errors.
+type UnsafeCoinServiceServer interface {
+	mustEmbedUnimplementedCoinServiceServer()
+}
+
+func RegisterCoinServiceServer(s grpc.ServiceRegistrar, srv CoinServiceServer) {
+	s.RegisterService(&CoinService_ServiceDesc, srv)
+}
+
+func _CoinService_Allow_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableAllowCoinRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CoinServiceServer).Allow(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CoinService_Allow_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CoinServiceServer).Allow(ctx, req.(*DecryptableAllowCoinRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CoinService_Intersect_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableIntersectCoinRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CoinServiceServer).Intersect(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CoinService_Intersect_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CoinServiceServer).Intersect(ctx, req.(*DecryptableIntersectCoinRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CoinService_Merge_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableMergeCoinRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CoinServiceServer).Merge(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CoinService_Merge_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CoinServiceServer).Merge(ctx, req.(*DecryptableMergeCoinRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CoinService_Mint_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableMintCoinRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CoinServiceServer).Mint(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CoinService_Mint_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CoinServiceServer).Mint(ctx, req.(*DecryptableMintCoinRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CoinService_MutualReceive_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(DecryptableMutualReceiveCoinRequest)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(CoinServiceServer).MutualReceive(m, &coinServiceMutualReceiveServer{stream})
+}
+
+type CoinService_MutualReceiveServer interface {
+	Send(*MutualReceiveCoinResponse) error
+	grpc.ServerStream
+}
+
+type coinServiceMutualReceiveServer struct {
+	grpc.ServerStream
+}
+
+func (x *coinServiceMutualReceiveServer) Send(m *MutualReceiveCoinResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func _CoinService_MutualTransfer_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(DecryptableMutualTransferCoinRequest)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(CoinServiceServer).MutualTransfer(m, &coinServiceMutualTransferServer{stream})
+}
+
+type CoinService_MutualTransferServer interface {
+	Send(*MutualTransferCoinResponse) error
+	grpc.ServerStream
+}
+
+type coinServiceMutualTransferServer struct {
+	grpc.ServerStream
+}
+
+func (x *coinServiceMutualTransferServer) Send(m *MutualTransferCoinResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func _CoinService_Revoke_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableRevokeCoinRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CoinServiceServer).Revoke(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CoinService_Revoke_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CoinServiceServer).Revoke(ctx, req.(*DecryptableRevokeCoinRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CoinService_Split_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableSplitCoinRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CoinServiceServer).Split(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CoinService_Split_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CoinServiceServer).Split(ctx, req.(*DecryptableSplitCoinRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CoinService_Transfer_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableTransferCoinRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CoinServiceServer).Transfer(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CoinService_Transfer_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CoinServiceServer).Transfer(ctx, req.(*DecryptableTransferCoinRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// CoinService_ServiceDesc is the grpc.ServiceDesc for CoinService service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var CoinService_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "quilibrium.node.node.pb.CoinService",
+	HandlerType: (*CoinServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Allow",
+			Handler:    _CoinService_Allow_Handler,
+		},
+		{
+			MethodName: "Intersect",
+			Handler:    _CoinService_Intersect_Handler,
+		},
+		{
+			MethodName: "Merge",
+			Handler:    _CoinService_Merge_Handler,
+		},
+		{
+			MethodName: "Mint",
+			Handler:    _CoinService_Mint_Handler,
+		},
+		{
+			MethodName: "Revoke",
+			Handler:    _CoinService_Revoke_Handler,
+		},
+		{
+			MethodName: "Split",
+			Handler:    _CoinService_Split_Handler,
+		},
+		{
+			MethodName: "Transfer",
+			Handler:    _CoinService_Transfer_Handler,
+		},
+	},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "MutualReceive",
+			Handler:       _CoinService_MutualReceive_Handler,
+			ServerStreams: true,
+		},
+		{
+			StreamName:    "MutualTransfer",
+			Handler:       _CoinService_MutualTransfer_Handler,
+			ServerStreams: true,
+		},
+	},
+	Metadata: "node.proto",
+}
+
+const (
+	TransactionService_Approve_FullMethodName = "/quilibrium.node.node.pb.TransactionService/Approve"
+	TransactionService_Reject_FullMethodName  = "/quilibrium.node.node.pb.TransactionService/Reject"
+)
+
+// TransactionServiceClient is the client API for TransactionService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type TransactionServiceClient interface {
+	Approve(ctx context.Context, in *DecryptableApprovePendingTransactionRequest, opts ...grpc.CallOption) (*ApprovePendingTransactionResponse, error)
+	Reject(ctx context.Context, in *DecryptableRejectPendingTransactionRequest, opts ...grpc.CallOption) (*RejectPendingTransactionResponse, error)
+}
+
+type transactionServiceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewTransactionServiceClient(cc grpc.ClientConnInterface) TransactionServiceClient {
+	return &transactionServiceClient{cc}
+}
+
+func (c *transactionServiceClient) Approve(ctx context.Context, in *DecryptableApprovePendingTransactionRequest, opts ...grpc.CallOption) (*ApprovePendingTransactionResponse, error) {
+	out := new(ApprovePendingTransactionResponse)
+	err := c.cc.Invoke(ctx, TransactionService_Approve_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *transactionServiceClient) Reject(ctx context.Context, in *DecryptableRejectPendingTransactionRequest, opts ...grpc.CallOption) (*RejectPendingTransactionResponse, error) {
+	out := new(RejectPendingTransactionResponse)
+	err := c.cc.Invoke(ctx, TransactionService_Reject_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// TransactionServiceServer is the server API for TransactionService service.
+// All implementations must embed UnimplementedTransactionServiceServer
+// for forward compatibility
+type TransactionServiceServer interface {
+	Approve(context.Context, *DecryptableApprovePendingTransactionRequest) (*ApprovePendingTransactionResponse, error)
+	Reject(context.Context, *DecryptableRejectPendingTransactionRequest) (*RejectPendingTransactionResponse, error)
+	mustEmbedUnimplementedTransactionServiceServer()
+}
+
+// UnimplementedTransactionServiceServer must be embedded to have forward compatible implementations.
+type UnimplementedTransactionServiceServer struct {
+}
+
+func (UnimplementedTransactionServiceServer) Approve(context.Context, *DecryptableApprovePendingTransactionRequest) (*ApprovePendingTransactionResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Approve not implemented")
+}
+func (UnimplementedTransactionServiceServer) Reject(context.Context, *DecryptableRejectPendingTransactionRequest) (*RejectPendingTransactionResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Reject not implemented")
+}
+func (UnimplementedTransactionServiceServer) mustEmbedUnimplementedTransactionServiceServer() {}
+
+// UnsafeTransactionServiceServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to TransactionServiceServer will
+// result in compilation errors.
+type UnsafeTransactionServiceServer interface {
+	mustEmbedUnimplementedTransactionServiceServer()
+}
+
+func RegisterTransactionServiceServer(s grpc.ServiceRegistrar, srv TransactionServiceServer) {
+	s.RegisterService(&TransactionService_ServiceDesc, srv)
+}
+
+func _TransactionService_Approve_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableApprovePendingTransactionRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(TransactionServiceServer).Approve(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: TransactionService_Approve_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(TransactionServiceServer).Approve(ctx, req.(*DecryptableApprovePendingTransactionRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _TransactionService_Reject_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DecryptableRejectPendingTransactionRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(TransactionServiceServer).Reject(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: TransactionService_Reject_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(TransactionServiceServer).Reject(ctx, req.(*DecryptableRejectPendingTransactionRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// TransactionService_ServiceDesc is the grpc.ServiceDesc for TransactionService service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var TransactionService_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "quilibrium.node.node.pb.TransactionService",
+	HandlerType: (*TransactionServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Approve",
+			Handler:    _TransactionService_Approve_Handler,
+		},
+		{
+			MethodName: "Reject",
+			Handler:    _TransactionService_Reject_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "node.proto",
+}
+
 const (
 	NodeStats_PutNodeInfo_FullMethodName = "/quilibrium.node.node.pb.NodeStats/PutNodeInfo"
 	NodeStats_PutPeerInfo_FullMethodName = "/quilibrium.node.node.pb.NodeStats/PutPeerInfo"

node/store/data_proof.go

@@ -49,6 +49,7 @@ type DataProofStore interface {
 		output []byte,
 		err error,
 	)
+	RewindToIncrement(peerId []byte, increment uint32) error
 }
 
 var _ DataProofStore = (*PebbleDataProofStore)(nil)
@@ -487,6 +488,9 @@ func (p *PebbleDataProofStore) PutDataTimeProof(
 	// upgrading on time, akin to a "difficulty bomb" in reverse, but locally
 	// calculated.
 	difficulty := 200000 - (increment / 4)
+	if difficulty < 25000 || increment > 800000 {
+		difficulty = 25000
+	}
 
 	// Basis split on the estimated shard level for growth rate (in terms of
 	// units): 240 (QUIL) * 8000000000 (conversion factor) / 1600000 (shards)
@@ -567,3 +571,34 @@ func (p *PebbleDataProofStore) GetLatestDataTimeProof(peerId []byte) (
 
 	return increment, parallelism, output, err
 }
+
+func (p *PebbleDataProofStore) RewindToIncrement(
+	peerId []byte,
+	increment uint32,
+) error {
+	reward := new(big.Int)
+	for j := uint32(0); j <= increment; j++ {
+		_, parallelism, _, _, err := p.GetDataTimeProof(peerId, uint32(j))
+		if err != nil {
+			panic(err)
+		}
+
+		pomwBasis := big.NewInt(1200000)
+
+		reward = reward.Add(
+			reward,
+			new(big.Int).Mul(pomwBasis, big.NewInt(int64(parallelism))),
+		)
+	}
+
+	latest := []byte{}
+	latest = binary.BigEndian.AppendUint32(latest, increment)
+
+	latest = append(latest, reward.FillBytes(make([]byte, 32))...)
+
+	if err := p.db.Set(dataTimeProofLatestKey(peerId), latest); err != nil {
+		return errors.Wrap(err, "put data time proof")
+	}
+
+	return nil
+}