Release 2.5.0. (#460)

* Engine: Upgrade to latest SputnikVM changes (#455) * Engine: further caching optimizations (#456) * Use EthTransactionKind reference to serialize into bytes (#457) * Test: Reproduce GdASJ3KESs8VegpFECTveCwLQp8fxw8yvsauNEmGb6pZ gas failure (#454) * Fix typo: promise_create (#452) * Fix(Engine): Transactions to the zero address are not the same as transactions with empty to field (#458) Co-authored-by: Marcelo Fornet <marcelo.fornet@aurora.dev> Co-authored-by: Michael Birch <michael.birch@aurora.dev>
aurora-is-near · Mar 9, 2022 · 0c8db05 · 0c8db05
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diff --git a/CHANGES.md b/CHANGES.md
@@ -7,6 +7,20 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.5.0] - 2022-03-09
+
+### Changes
+
+- Performance improvement by [@birchmd] and [@olonho]: ([#455]) ([#456])
+
+### Fixes
+
+- Bug fix for the behaviour of transactions to the zero address by [@birchmd]. ([#458])
+
+[#455]: https://github.com/aurora-is-near/aurora-engine/pull/455
+[#456]: https://github.com/aurora-is-near/aurora-engine/pull/456
+[#458]: https://github.com/aurora-is-near/aurora-engine/pull/458
+
 ## [2.4.0] - 2022-02-16
 
 ### Changes
@@ -205,7 +219,8 @@ struct SubmitResult {
 
 ## [1.0.0] - 2021-05-12
 
-[Unreleased]: https://github.com/aurora-is-near/aurora-engine/compare/2.4.0...master
+[Unreleased]: https://github.com/aurora-is-near/aurora-engine/compare/2.5.0...develop
+[2.5.0]: https://github.com/aurora-is-near/aurora-engine/compare/2.4.0...2.5.0
 [2.4.0]: https://github.com/aurora-is-near/aurora-engine/compare/2.3.0...2.4.0
 [2.3.0]: https://github.com/aurora-is-near/aurora-engine/compare/2.2.0...2.3.0 
 [2.2.0]: https://github.com/aurora-is-near/aurora-engine/compare/2.1.0...2.2.0
@@ -236,3 +251,4 @@ struct SubmitResult {
 [@mrLSD]: https://github.com/mrLSD
 [@sept-en]: https://github.com/sept-en
 [@matklad]: https://github.com/matklad
+[@olonho]: https://github.com/olonho
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/README.md b/README.md
@@ -14,9 +14,9 @@ documentation.
 
 Network | Contract ID         | Chain ID   | Version
 ------- | ------------------- | ---------- | ------
-Mainnet | [`aurora`][Mainnet] | 1313161554 | 2.3.0
-Testnet | [`aurora`][Testnet] | 1313161555 | 2.4.0
-Local   | `aurora.test.near`  | 1313161556 | 2.4.0
+Mainnet | [`aurora`][Mainnet] | 1313161554 | 2.4.0
+Testnet | [`aurora`][Testnet] | 1313161555 | 2.5.0
+Local   | `aurora.test.near`  | 1313161556 | 2.5.0
 
 [Mainnet]: https://explorer.near.org/accounts/aurora
 [Testnet]: https://explorer.testnet.near.org/accounts/aurora

diff --git a/VERSION b/VERSION
@@ -1 +1 @@
-2.4.0
+2.5.0
diff --git a/engine-precompiles/Cargo.toml b/engine-precompiles/Cargo.toml
@@ -19,8 +19,8 @@ base64 = { version = "0.13.0", default-features = false, features = ["alloc"] }
 near-blake2 = { git = "https://github.com/near/near-blake2.git", version = "0.9.1", default-features = false }
 borsh = { version = "0.8.2", default-features = false }
 bn = { package = "aurora-bn", git = "https://github.com/aurora-is-near/aurora-bn.git", default-features = false }
-evm = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false }
-evm-core = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false }
+evm = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false }
+evm-core = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false }
 libsecp256k1 = { version = "0.3.5", default-features = false }
 num = { version = "0.4.0", default-features = false, features = ["alloc"] }
 primitive-types = { version = "0.10.0", default-features = false, features = ["rlp"] }

diff --git a/engine-sdk/src/promise.rs b/engine-sdk/src/promise.rs
@@ -29,7 +29,7 @@ pub trait PromiseHandler {
     fn promise_create_batch(&mut self, args: &PromiseBatchAction) -> PromiseId;
     fn promise_return(&mut self, promise: PromiseId);
 
-    fn promise_crate_with_callback(&mut self, args: &PromiseWithCallbackArgs) -> PromiseId {
+    fn promise_create_with_callback(&mut self, args: &PromiseWithCallbackArgs) -> PromiseId {
         let base = self.promise_create_call(&args.base);
         self.promise_attach_callback(base, &args.callback)
     }

diff --git a/engine-standalone-storage/Cargo.toml b/engine-standalone-storage/Cargo.toml
@@ -19,7 +19,7 @@ aurora-engine-types = { path = "../engine-types", default-features = false, feat
 aurora-engine-sdk = { path = "../engine-sdk", default-features = false, features = ["std"] }
 aurora-engine-transactions = { path = "../engine-transactions", default-features = false, features = ["std"] }
 borsh = { version = "0.8.2" }
-evm-core = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false }
+evm-core = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false }
 rocksdb = "0.16.0"
 postgres = "0.19.2"
 serde = "1.0.130"

diff --git a/engine-standalone-storage/src/json_snapshot/mod.rs b/engine-standalone-storage/src/json_snapshot/mod.rs
@@ -8,15 +8,15 @@ pub fn initialize_engine_state(
     storage: &mut Storage,
     snapshot: types::JsonSnapshot,
 ) -> Result<(), error::Error> {
-    // When we access engine storage, we are accessing the pre-state. The snapshot is giving
-    // us a post-state, which of course is the pre-state of the following block.
-    let block_height = snapshot.result.block_height + 1;
+    // The snapshot is giving us a post-state, so we insert it right at the end of its block height.
+    let block_height = snapshot.result.block_height;
+    let transaction_position = u16::MAX;
 
     let mut batch = rocksdb::WriteBatch::default();
     for entry in snapshot.result.values {
         let key = base64::decode(entry.key)?;
         let value = base64::decode(entry.value)?;
-        let storage_key = crate::construct_engine_key(&key, block_height, 0);
+        let storage_key = crate::construct_engine_key(&key, block_height, transaction_position);
         let storage_value = crate::diff::DiffValue::Modified(value);
         batch.put(storage_key, storage_value.try_to_bytes()?);
     }

diff --git a/engine-standalone-storage/src/relayer_db/mod.rs b/engine-standalone-storage/src/relayer_db/mod.rs
@@ -93,7 +93,7 @@ where
         let block_hash = row.block_hash;
         let block_metadata = storage.get_block_metadata(block_hash)?;
         let tx: EthTransactionKind = row.into();
-        let transaction_bytes: Vec<u8> = tx.into();
+        let transaction_bytes: Vec<u8> = (&tx).into();
         let tx_hash = aurora_engine_sdk::keccak(&transaction_bytes);
 
         env.block_height = block_height;

diff --git a/engine-standalone-storage/src/sync/mod.rs b/engine-standalone-storage/src/sync/mod.rs
@@ -55,7 +55,7 @@ pub fn consume_message(storage: &mut crate::Storage, message: Message) -> Result
                     // Only promises possible from `submit` are exit precompiles and we cannot act on those promises
                     let mut handler = crate::promise::Noop;
                     let engine_state = engine::get_state(&io)?;
-                    let transaction_bytes: Vec<u8> = tx.into();
+                    let transaction_bytes: Vec<u8> = (&tx).into();
                     let tx_hash = aurora_engine_sdk::keccak(&transaction_bytes);
 
                     let _result = engine::submit(

diff --git a/engine-standalone-tracing/Cargo.toml b/engine-standalone-tracing/Cargo.toml
@@ -17,10 +17,10 @@ crate-type = ["lib"]
 aurora-engine = { path = "../engine", default-features = false, features = ["std"] }
 aurora-engine-types = { path = "../engine-types", default-features = false, features = ["std"] }
 aurora-engine-sdk = { path = "../engine-sdk", default-features = false, features = ["std"] }
-evm-core = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false, features = ["std"] }
-evm = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false, features = ["std", "tracing"] }
-evm-runtime = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false, features = ["std", "tracing"] }
-evm-gasometer = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false, features = ["std", "tracing"] }
+evm-core = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false, features = ["std"] }
+evm = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false, features = ["std", "tracing"] }
+evm-runtime = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false, features = ["std", "tracing"] }
+evm-gasometer = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false, features = ["std", "tracing"] }
 
 [features]
 default = []

diff --git a/engine-standalone-tracing/src/sputnik.rs b/engine-standalone-tracing/src/sputnik.rs
@@ -98,7 +98,7 @@ impl evm_runtime::tracing::EventListener for TransactionTraceBuilder {
         use evm_runtime::tracing::Event;
         match event {
             Event::Step {
-                context: _,
+                address: _,
                 opcode,
                 position,
                 stack,

diff --git a/engine-tests/Cargo.toml b/engine-tests/Cargo.toml
@@ -22,9 +22,9 @@ engine-standalone-storage = { path = "../engine-standalone-storage", default-fea
 engine-standalone-tracing = { path = "../engine-standalone-tracing", default-features = false }
 borsh = { version = "0.8.2", default-features = false }
 sha3 = { version = "0.9.1", default-features = false }
-evm = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false, features = ["std", "tracing"] }
-evm-runtime = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false, features = ["std", "tracing"] }
-evm-gasometer = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "f4ee520254856898d451c7225851520a35c97cea", default-features = false, features = ["std", "tracing"] }
+evm = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false, features = ["std", "tracing"] }
+evm-runtime = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false, features = ["std", "tracing"] }
+evm-gasometer = { git = "https://github.com/aurora-is-near/sputnikvm.git", rev = "37448b6cacd98b06282cff5a559684505c29bd2b", default-features = false, features = ["std", "tracing"] }
 rlp = { version = "0.5.0", default-features = false }
 
 [dev-dependencies]

diff --git a/engine-tests/src/test_utils/mod.rs b/engine-tests/src/test_utils/mod.rs
@@ -215,6 +215,18 @@ impl AuroraRunner {
         (maybe_outcome, maybe_error)
     }
 
+    pub fn consume_json_snapshot(
+        &mut self,
+        snapshot: engine_standalone_storage::json_snapshot::types::JsonSnapshot,
+    ) {
+        let trie = &mut self.ext.underlying.fake_trie;
+        for entry in snapshot.result.values {
+            let key = base64::decode(entry.key).unwrap();
+            let value = base64::decode(entry.value).unwrap();
+            trie.insert(key, value);
+        }
+    }
+
     pub fn create_address(
         &mut self,
         address: Address,

diff --git a/engine-tests/src/tests/mod.rs b/engine-tests/src/tests/mod.rs
@@ -8,6 +8,7 @@ mod eth_connector;
 mod meta_parsing;
 mod one_inch;
 mod random;
+mod repro;
 mod sanity;
 mod self_destruct_state;
 mod standalone;

diff --git a/engine-tests/src/tests/one_inch.rs b/engine-tests/src/tests/one_inch.rs
@@ -39,7 +39,7 @@ fn test_1inch_liquidity_protocol() {
     let (result, profile, pool) =
         helper.create_pool(&pool_factory, token_a.0.address, token_b.0.address);
     assert!(result.gas_used >= 4_500_000); // more than 4.5M EVM gas used
-    assert_gas_bound(profile.all_gas(), 34); // less than 34 NEAR Tgas used
+    assert_gas_bound(profile.all_gas(), 33); // less than 33 NEAR Tgas used
 
     // Approve giving ERC-20 tokens to the pool
     helper.approve_erc20_tokens(&token_a, pool.address());
@@ -58,7 +58,7 @@ fn test_1inch_liquidity_protocol() {
         },
     );
     assert!(result.gas_used >= 302_000); // more than 302k EVM gas used
-    assert_gas_bound(profile.all_gas(), 45); // less than 45 NEAR Tgas used
+    assert_gas_bound(profile.all_gas(), 44); // less than 44 NEAR Tgas used
 
     // Same here
     helper.runner.context.block_timestamp += 10_000_000 * 1_000_000_000;
@@ -73,7 +73,7 @@ fn test_1inch_liquidity_protocol() {
         },
     );
     assert!(result.gas_used >= 210_000); // more than 210k EVM gas used
-    assert_gas_bound(profile.all_gas(), 48); // less than 48 NEAR Tgas used
+    assert_gas_bound(profile.all_gas(), 46); // less than 46 NEAR Tgas used
 
     let (result, profile) = helper.pool_withdraw(
         &pool,
@@ -84,7 +84,7 @@ fn test_1inch_liquidity_protocol() {
         },
     );
     assert!(result.gas_used >= 150_000); // more than 150k EVM gas used
-    assert_gas_bound(profile.all_gas(), 39); // less than 39 NEAR Tgas used
+    assert_gas_bound(profile.all_gas(), 38); // less than 38 NEAR Tgas used
 }
 
 #[test]

diff --git a/engine-tests/src/tests/repro.rs b/engine-tests/src/tests/repro.rs
@@ -0,0 +1,60 @@
+//! A module containing tests which reproduce transactions sent to live networks.
+
+use crate::test_utils::standalone;
+use crate::test_utils::{AuroraRunner, ExecutionProfile};
+use aurora_engine::parameters::SubmitResult;
+use borsh::{BorshDeserialize, BorshSerialize};
+use engine_standalone_storage::json_snapshot;
+
+/// This test reproduces a transaction from testnet:
+/// https://explorer.testnet.near.org/transactions/GdASJ3KESs8VegpFECTveCwLQp8fxw8yvsauNEmGb6pZ
+/// It hit the NEAR gas limit even after the 2.4 engine release and limit increase to 300 Tgas.
+/// The purpose of having it here is to be able to track it's performance as we continue to
+/// optimize the Engine.
+/// The test is somewhat inscrutable because the data was directly pulled from the Engine contract
+/// on testnet, but according to the partner that submitted the transaction, the high level
+/// description of what is happening is as follows:
+/// "flashswap from uniswapv pool with call back to liquidate the user on compound and swap back the seized asset to payback the pool"
+#[allow(non_snake_case)]
+#[test]
+fn repro_GdASJ3KESs() {
+    // Note: this snapshot is pruned from the full Engine state on testnet at that block height.
+    // The full snapshot is very large, and all that is necessary for this test are the keys used
+    // in the transaction. This pruned snapshot contains precisely those keys, and no others.
+    let snapshot = json_snapshot::types::JsonSnapshot::load_from_file(
+        "src/tests/res/aurora_state_GdASJ3KESs.json",
+    )
+    .unwrap();
+
+    let mut runner = AuroraRunner::default();
+    runner.wasm_config.limit_config.max_gas_burnt = 3_000_000_000_000_000;
+    runner.context.storage_usage = 1_000_000_000;
+    runner.consume_json_snapshot(snapshot.clone());
+    runner.context.block_index = 83596945;
+    runner.context.block_timestamp = 1645717564644206730;
+
+    let tx_hex = std::fs::read_to_string("src/tests/res/input_GdASJ3KESs.hex").unwrap();
+    let tx_bytes = hex::decode(tx_hex.trim()).unwrap();
+
+    let (outcome, error) = runner.call("submit", "relay.aurora", tx_bytes);
+    let outcome = outcome.unwrap();
+    let profile = ExecutionProfile::new(&outcome);
+    if let Some(error) = error {
+        panic!("{:?}", error);
+    }
+    let submit_result =
+        SubmitResult::try_from_slice(&outcome.return_data.as_value().unwrap()).unwrap();
+
+    assert_eq!(submit_result.gas_used, 706713);
+    assert_eq!(238, profile.all_gas() / 1_000_000_000_000);
+
+    // Also validate the SubmitResult in the standalone engine
+    let mut standalone = standalone::StandaloneRunner::default();
+    json_snapshot::initialize_engine_state(&mut standalone.storage, snapshot).unwrap();
+    let standalone_result = standalone.submit_raw("submit", &runner.context).unwrap();
+    assert_eq!(
+        submit_result.try_to_vec().unwrap(),
+        standalone_result.try_to_vec().unwrap()
+    );
+    standalone.close()
+}