0.2.50

VERSION

@@ -1 +1 @@
-0.2.49
+0.2.50

saito-core/Cargo.toml

@@ -6,8 +6,19 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-tokio = { version = "1.37.0", features = ["sync", "tokio-macros", "test-util", "macros", "tracing"] }
-secp256k1 = { version = "0.29.0", features = ["rand", "hashes", "global-context", "serde"] }
+tokio = { version = "1.37.0", features = [
+    "sync",
+    "tokio-macros",
+    "test-util",
+    "macros",
+    "tracing",
+] }
+secp256k1 = { version = "0.29.0", features = [
+    "rand",
+    "hashes",
+    "global-context",
+    "serde",
+] }
 rand = { version = "0.8.5", features = ["getrandom"] }
 pretty_env_logger = "0.5.0"
 byteorder = "1.5.0"
@@ -35,6 +46,7 @@ tokio = { version = "1.37.0", features = ["full"] }
 criterion = { version = "0.5.1", features = ["default", "html_reports"] }
 tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
 mockall = "0.13.1"
+lazy_static = "1.4.0"
 
 [features]
 default = []

saito-core/benches/benchmarks/misc.rs

@@ -35,8 +35,8 @@ fn join() {
     assert!(buffer.len() > 0);
 }
 
-fn gen_random_bytes(len: u64) {
-    let buf = generate_random_bytes(len);
+async fn gen_random_bytes(len: u64) {
+    let buf = generate_random_bytes(len).await;
     assert_eq!(buf.len(), len as usize);
 }
 

saito-core/src/core/consensus/block.rs

@@ -2178,6 +2178,7 @@ impl Block {
         utxoset: &UtxoSet,
         configs: &(dyn Configuration + Send + Sync),
         storage: &Storage,
+        validate_against_utxo: bool,
     ) -> bool {
         //
         // TODO SYNC : Add the code to check whether this is the genesis block and skip validations
@@ -2228,7 +2229,7 @@ impl Block {
         //
         // total_fees
         //
-        if cv.total_fees != self.total_fees {
+        if validate_against_utxo && cv.total_fees != self.total_fees {
             error!(
                 "total_fees error: {:?} expected : {:?}",
                 self.total_fees, cv.total_fees
@@ -2250,7 +2251,7 @@ impl Block {
         //
         // total_fees_atr
         //
-        if cv.total_fees_atr != self.total_fees_atr {
+        if validate_against_utxo && cv.total_fees_atr != self.total_fees_atr {
             error!(
                 "total_fees_atr error: {:?} expected : {:?}",
                 self.total_fees_atr, cv.total_fees_atr
@@ -2261,7 +2262,7 @@ impl Block {
         //
         // avg_total_fees
         //
-        if cv.avg_total_fees != self.avg_total_fees {
+        if validate_against_utxo && cv.avg_total_fees != self.avg_total_fees {
             error!(
                 "avg_total_fees error: {:?} expected : {:?}",
                 self.avg_total_fees, cv.avg_total_fees
@@ -2283,7 +2284,7 @@ impl Block {
         //
         // avg_total_fees_atr
         //
-        if cv.avg_total_fees_atr != self.avg_total_fees_atr {
+        if validate_against_utxo && cv.avg_total_fees_atr != self.avg_total_fees_atr {
             error!(
                 "avg_total_fees_atr error: {:?} expected : {:?}",
                 self.avg_total_fees_atr, cv.avg_total_fees_atr
@@ -2426,7 +2427,9 @@ impl Block {
         //
         // consensus values -> difficulty (mining/payout unlock difficulty)
         //
-        if cv.avg_nolan_rebroadcast_per_block != self.avg_nolan_rebroadcast_per_block {
+        if validate_against_utxo
+            && cv.avg_nolan_rebroadcast_per_block != self.avg_nolan_rebroadcast_per_block
+        {
             error!(
                 "ERROR 202392: avg_nolan_rebroadcast_per_block is invalid. expected: {:?} vs actual : {:?}",
                 cv.avg_nolan_rebroadcast_per_block, self.avg_nolan_rebroadcast_per_block
@@ -2620,7 +2623,7 @@ impl Block {
         // which we counted in the generate_metadata() function, with the
         // expected number given the consensus values we calculated earlier.
         //
-        if cv.total_rebroadcast_slips != self.total_rebroadcast_slips {
+        if validate_against_utxo && cv.total_rebroadcast_slips != self.total_rebroadcast_slips {
             error!(
                 "ERROR 624442: rebroadcast slips total incorrect. expected : {:?} actual : {:?}",
                 cv.total_rebroadcast_slips, self.total_rebroadcast_slips
@@ -2635,7 +2638,7 @@ impl Block {
         //    );
         //    return false;
         //}
-        if cv.rebroadcast_hash != self.rebroadcast_hash {
+        if validate_against_utxo && cv.rebroadcast_hash != self.rebroadcast_hash {
             error!("ERROR 123422: hash of rebroadcast transactions incorrect. expected : {:?} actual : {:?}",cv.rebroadcast_hash.to_hex(), self.rebroadcast_hash.to_hex());
             return false;
         }
@@ -2724,7 +2727,7 @@ impl Block {
             self.transactions.len()
         );
         let transactions_valid = iterate!(self.transactions, 100)
-            .all(|tx: &Transaction| tx.validate(utxoset, blockchain));
+            .all(|tx: &Transaction| tx.validate(utxoset, blockchain, validate_against_utxo));
 
         if !transactions_valid {
             error!("ERROR 579128: Invalid transactions found, block validation failed");

saito-core/src/core/consensus/blockchain.rs

@@ -596,7 +596,7 @@ impl Blockchain {
                     // TODO : what other types should be added back to the mempool
                     if tx.transaction_type == TransactionType::Normal {
                         // TODO : is there a way to not validate these again ?
-                        return tx.validate(&self.utxoset, self);
+                        return tx.validate(&self.utxoset, self, true);
                     }
                     false
                 })
@@ -1222,7 +1222,28 @@ impl Blockchain {
             //     || block
             //         .validate(self, &self.utxoset, configs, storage, &wallet)
             //         .await;
-            does_block_validate = block.validate(self, &self.utxoset, configs, storage).await;
+            let has_first_block = self
+                .blockring
+                .get_longest_chain_block_hash_at_block_id(1)
+                .is_some();
+            let has_genesis_period_of_blocks = self.get_latest_block_id()
+                > configs.get_consensus_config().unwrap().genesis_period + self.genesis_block_id;
+            let validate_against_utxo = has_first_block || has_genesis_period_of_blocks;
+
+            does_block_validate = block
+                .validate(self, &self.utxoset, configs, storage, validate_against_utxo)
+                .await;
+
+            if !does_block_validate {
+                debug!("validate against utxo: {:?}, has_first_block : {:?}, has_genesis_period_of_blocks : {:?}", 
+                    validate_against_utxo,has_first_block,has_genesis_period_of_blocks);
+                debug!("latest_block_id = {:?}", self.get_latest_block_id());
+                debug!("genesis_block_id = {:?}", self.genesis_block_id);
+                debug!(
+                    "genesis_period = {:?}",
+                    configs.get_consensus_config().unwrap().genesis_period
+                );
+            }
         }
 
         let mut wallet_updated = WALLET_NOT_UPDATED;

saito-core/src/core/consensus/golden_ticket.rs

@@ -99,19 +99,19 @@ mod tests {
         assert_eq!(GoldenTicket::validate_hashing_difficulty(&hash2, 5), false);
     }
 
-    #[test]
-    fn golden_ticket_extremes_test() {
+    #[tokio::test]
+    async fn golden_ticket_extremes_test() {
         let keys = generate_keys();
         let wallet = Wallet::new(keys.1, keys.0);
 
-        let random = hash(&generate_random_bytes(32));
-        let target = hash(&random.to_vec());
+        let random = hash(&generate_random_bytes(32).await);
+        let target = hash(random.as_ref());
         let public_key = wallet.public_key;
 
         let gt = GoldenTicket::create(target, random, public_key);
 
-        assert_eq!(gt.validate(0), true);
-        assert_eq!(gt.validate(256), false);
+        assert!(gt.validate(0));
+        assert!(!gt.validate(256));
     }
     #[test]
     fn gt_against_slr() {

saito-core/src/core/consensus/mempool.rs

@@ -113,7 +113,7 @@ impl Mempool {
             public_key = wallet.public_key;
             transaction.generate(&public_key, 0, 0);
 
-            tx_valid = transaction.validate(&blockchain.utxoset, blockchain);
+            tx_valid = transaction.validate(&blockchain.utxoset, blockchain, true);
         }
 
         // validate

saito-core/src/core/consensus/peers/peer.rs

@@ -147,7 +147,7 @@ impl Peer {
         debug!("initiating handshake : {:?}", self.index);
 
         let challenge = HandshakeChallenge {
-            challenge: generate_random_bytes(32).try_into().unwrap(),
+            challenge: generate_random_bytes(32).await.try_into().unwrap(),
         };
         debug!(
             "generated challenge : {:?} for peer : {:?}",
@@ -193,7 +193,7 @@ impl Peer {
         let response = HandshakeResponse {
             public_key: wallet.public_key,
             signature: sign(challenge.challenge.as_slice(), &wallet.private_key),
-            challenge: generate_random_bytes(32).try_into().unwrap(),
+            challenge: generate_random_bytes(32).await.try_into().unwrap(),
             is_lite,
             block_fetch_url,
             services: io_handler.get_my_services(),

saito-core/src/core/consensus/transaction.rs

@@ -846,7 +846,12 @@ impl Transaction {
         self.signature = sign(&buffer, private_key);
     }
 
-    pub fn validate(&self, utxoset: &UtxoSet, blockchain: &Blockchain) -> bool {
+    pub fn validate(
+        &self,
+        utxoset: &UtxoSet,
+        blockchain: &Blockchain,
+        validate_against_utxo: bool,
+    ) -> bool {
         // Fee Transactions are validated in the block class. There can only
         // be one per block, and they are checked by ensuring the transaction hash
         // matches our self-generated safety check. We do not need to validate
@@ -1049,10 +1054,14 @@ impl Transaction {
             return false;
         }
 
-        // trace!("validating transaction against utxo ...");
-        let inputs_validate = self.validate_against_utxoset(utxoset);
-        // trace!("validated transaction against utxo !");
-        inputs_validate
+        return if validate_against_utxo {
+            // trace!("validating transaction against utxo ...");
+            let inputs_validate = self.validate_against_utxoset(utxoset);
+            // trace!("validated transaction against utxo !");
+            inputs_validate
+        } else {
+            true
+        };
     }
 
     pub fn validate_against_utxoset(&self, utxoset: &UtxoSet) -> bool {

saito-core/src/core/mining_thread.rs

@@ -59,7 +59,7 @@ impl MiningThread {
             info!("node public key = {:?}", self.public_key.to_base58());
         }
 
-        let random_bytes = hash(&generate_random_bytes(32));
+        let random_bytes = hash(&generate_random_bytes(32).await);
         // The new way of validation will be wasting a GT instance if the validation fails
         // old way used a static method instead
         let gt = GoldenTicket::create(self.target, random_bytes, self.public_key);

saito-core/src/core/msg/block_request.rs

@@ -38,12 +38,12 @@ mod tests {
     use crate::core::util::crypto::generate_random_bytes;
     use crate::core::util::serialize::Serialize;
 
-    #[test]
-    fn test_serialize_with_full_fork_id() {
+    #[tokio::test]
+    async fn test_serialize_with_full_fork_id() {
         let request = BlockchainRequest {
             latest_block_id: 10,
-            latest_block_hash: generate_random_bytes(32).try_into().unwrap(),
-            fork_id: generate_random_bytes(32).try_into().unwrap(),
+            latest_block_hash: generate_random_bytes(32).await.try_into().unwrap(),
+            fork_id: generate_random_bytes(32).await.try_into().unwrap(),
         };
         let buffer = request.serialize();
         assert_eq!(buffer.len(), 72);

saito-core/src/core/util/crypto.rs

@@ -2,9 +2,10 @@ use crate::core::defs::{PrintForLog, SaitoHash, SaitoPrivateKey, SaitoPublicKey,
 use blake3::Hasher;
 use block_modes::BlockMode;
 pub use merkle::MerkleTree;
-use rand::{thread_rng, Rng};
+use rand::{thread_rng, Rng, SeedableRng};
 use secp256k1::ecdsa;
 pub use secp256k1::{Message, PublicKey, SecretKey, SECP256K1};
+use tokio::sync::Mutex;
 
 // type Aes128Cbc = Cbc<Aes128, Pkcs7>;
 
@@ -63,24 +64,38 @@ pub fn generate_keypair_from_private_key(slice: &[u8]) -> (SaitoPublicKey, Saito
     (public_key.serialize(), secret_bytes)
 }
 
-pub fn sign_blob<'a, 'b>(
-    vbytes: &'a mut Vec<u8>,
-    private_key: &'b SaitoPrivateKey,
-) -> &'a mut Vec<u8> {
+pub fn sign_blob<'a>(vbytes: &'a mut Vec<u8>, private_key: &SaitoPrivateKey) -> &'a mut Vec<u8> {
     let sig = sign(&hash(vbytes.as_ref()), private_key);
     vbytes.extend(&sig);
     vbytes
 }
+#[cfg(test)]
+lazy_static::lazy_static! {
+    pub static ref TEST_RNG: Mutex<rand::rngs::StdRng> = Mutex::new(create_test_rng());
+}
+
+fn create_test_rng() -> rand::rngs::StdRng {
+    rand::rngs::StdRng::from_seed([0; 32])
+}
 
-pub fn generate_random_bytes(len: u64) -> Vec<u8> {
+pub async fn generate_random_bytes(len: u64) -> Vec<u8> {
     if len == 0 {
         let x: Vec<u8> = vec![];
         return x;
     }
     // Don't have to be cryptographically secure, since we only need a random hash and only check the signature of that in return
-    let mut rng = thread_rng();
 
-    (0..len).map(|_| rng.gen::<u8>()).collect()
+    #[cfg(not(test))]
+    {
+        let mut rng = thread_rng();
+        (0..len).map(|_| rng.gen::<u8>()).collect()
+    }
+    #[cfg(test)]
+    {
+        // let mut rng = TEST_RNG.clone();
+        let mut rng = TEST_RNG.lock().await;
+        (0..len).map(|_| rng.gen::<u8>()).collect()
+    }
 }
 
 pub fn hash(data: &[u8]) -> SaitoHash {

saito-core/src/core/util/test/node_tester.rs

@@ -607,10 +607,11 @@ pub mod test {
                 .for_each(|(key, _)| {
                     let slip = Slip::parse_slip_from_utxokey(key).unwrap();
                     info!(
-                        "Utxo : {:?} : {} : {:?}",
+                        "Utxo : {:?} : {} : {:?}, block : {:?}",
                         slip.public_key.to_base58(),
                         slip.amount,
-                        slip.slip_type
+                        slip.slip_type,
+                        slip.block_id
                     );
                 });
 

saito-core/src/core/util/test/test_manager.rs

@@ -728,12 +728,12 @@ pub mod test {
 
                 public_key = wallet.public_key;
             }
-            let mut random_bytes = hash(&generate_random_bytes(32));
+            let mut random_bytes = hash(&generate_random_bytes(32).await);
 
             let mut gt = GoldenTicket::create(block_hash, random_bytes, public_key);
 
             while !gt.validate(block_difficulty) {
-                random_bytes = hash(&generate_random_bytes(32));
+                random_bytes = hash(&generate_random_bytes(32).await);
                 gt = GoldenTicket::create(block_hash, random_bytes, public_key);
             }
 

saito-core/src/core/verification_thread.rs

@@ -49,7 +49,8 @@ impl VerificationThread {
         public_key = wallet.public_key;
         transaction.generate(&public_key, 0, 0);
 
-        if !transaction.validate(&blockchain.utxoset, &blockchain) {
+        // TODO : should we skip validation against utxo if we don't have the full utxo ?
+        if !transaction.validate(&blockchain.utxoset, &blockchain, true) {
             debug!(
                 "transaction : {:?} not valid",
                 transaction.signature.to_hex()
@@ -82,7 +83,7 @@ impl VerificationThread {
                 .filter_map(|mut transaction| {
                     transaction.generate(&public_key, 0, 0);
 
-                    if !transaction.validate(&blockchain.utxoset, &blockchain) {
+                    if !transaction.validate(&blockchain.utxoset, &blockchain, true) {
                         debug!(
                             "transaction : {:?} not valid",
                             transaction.signature.to_hex()

saito-rust/src/network_controller.rs

@@ -956,7 +956,7 @@ mod tests {
             let mut socket = result.0;
 
             let challenge = HandshakeChallenge {
-                challenge: generate_random_bytes(32).try_into().unwrap(),
+                challenge: generate_random_bytes(32).await.try_into().unwrap(),
             };
             // challenge_for_peer = Some(challenge.challenge);
             let message = Message::HandshakeChallenge(challenge);