fix: chain_id = compatible_chain_id(u32) | creator_account_id(u32)

.github/workflows/ci.yml

@@ -45,3 +45,12 @@ jobs:
 
     - name: Checksums of generator and validator
       run: sha256sum build/generator build/generator_log build/validator build/validator_log
+
+
+  integration-test:
+    uses: nervosnetwork/godwoken-tests/.github/workflows/reusable-integration-test-v1.yml@develop
+    with:
+      # github.head_ref: The head_ref or source branch of the pull request in a workflow run. This property is only available when the event that triggers a workflow run is either pull_request or pull_request_target.
+      # github.ref: The branch or tag ref that triggered the workflow run. For branches this is the format refs/heads/<branch_name>, and for tags it is refs/tags/<tag_name>.
+      polyjuice_ref: ${{ github.head_ref || github.ref }}
+      kicker_ref: refs/pull/179/head

c/polyjuice.h

@@ -327,12 +327,19 @@ struct evmc_tx_context get_tx_context(struct evmc_host_context* context) {
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
       0x00, 0x00, 0x00, 0x08, 0xe1, 0xbc, 0x9b, 0xf0, 0x40, 0x00,
   };
-  /* chain_id = creator_account_id */
+
+  /* chain_id = compatible_chain_id(u32) | creator_account_id(u32) */
+  uint8_t *compatible_chain_id_ptr = (uint8_t *)(&g_compatible_chain_id);
+  ctx.chain_id.bytes[27] = compatible_chain_id_ptr[0];
+  ctx.chain_id.bytes[26] = compatible_chain_id_ptr[1];
+  ctx.chain_id.bytes[25] = compatible_chain_id_ptr[2];
+  ctx.chain_id.bytes[24] = compatible_chain_id_ptr[3];
   uint8_t *creator_account_id_ptr = (uint8_t *)(&g_creator_account_id);
   ctx.chain_id.bytes[31] = creator_account_id_ptr[0];
   ctx.chain_id.bytes[30] = creator_account_id_ptr[1];
   ctx.chain_id.bytes[29] = creator_account_id_ptr[2];
   ctx.chain_id.bytes[28] = creator_account_id_ptr[3];
+
   return ctx;
 }
 
@@ -719,6 +726,7 @@ int check_destructed(gw_context_t* ctx, uint32_t to_id) {
 
 /**
  * load the following global values:
+ * - g_compatible_chain_id
  * - g_creator_account_id
  * - g_script_hash_type
  * - g_rollup_script_hash
@@ -775,6 +783,15 @@ int load_globals(gw_context_t* ctx, uint32_t to_id) {
     debug_print_data("invalid to account script args", raw_args_seg.ptr, raw_args_seg.size);
     return FATAL_POLYJUICE;
   }
+  /** read g_compatible_chain_id from Godwoken RollupConfig */
+  mol_seg_t rollup_config_seg;
+  rollup_config_seg.ptr = ctx->rollup_config;
+  rollup_config_seg.size = ctx->rollup_config_size;
+  mol_seg_t id_u32_seg = MolReader_RollupConfig_get_compatible_chain_id(&rollup_config_seg);
+  memcpy(&g_compatible_chain_id, id_u32_seg.ptr, id_u32_seg.size);
+  debug_print_int("compatible_chain_id", g_compatible_chain_id);
+  debug_print_int("creator_account_id", g_creator_account_id);
+
   /** read rollup_script_hash and g_sudt_id from creator account */
   memcpy(g_rollup_script_hash, creator_raw_args_seg.ptr, 32);
   memcpy(&g_sudt_id, creator_raw_args_seg.ptr + 32, sizeof(uint32_t));

c/polyjuice_globals.h

@@ -1,7 +1,7 @@
 #ifndef POLYJUICE_GLOBALS_H
 #define POLYJUICE_GLOBALS_H
 
-#define POLYJUICE_VERSION "v1.0.0-alpha"
+#define POLYJUICE_VERSION "v1.0.0-beta"
 
 #define DEFAULT_SHORT_SCRIPT_HASH_LEN 20
 #define ETH_ADDRESS_LEN 20
@@ -24,6 +24,10 @@ static uint32_t g_sudt_id = UINT32_MAX;
 static uint8_t g_created_address[20] = {0};
 static uint32_t g_created_id = UINT32_MAX;
 
+/**
+ * @brief compatible_chain_id in Godwoken RollupConfig
+ */
+static uint32_t g_compatible_chain_id = UINT32_MAX;
 /**
  * creator_account, known as root account
  * @see https://github.com/nervosnetwork/godwoken/blob/5735d8f/docs/life_of_a_polyjuice_transaction.md#root-account--deployment

docs/EVM-compatible.md

@@ -25,14 +25,15 @@ When you send an ethereum transaction, the transaction is converted to Godwoken
 | EVM Opcode | Solidity Usage | Behavior in Polyjuice | Behavior in EVM |
 | - | - | - | - |
 | COINBASE | `block.coinbase` | address of the block_producer | address of the current block's miner |
-| CHAINID | `chain_id()` | creator_account_id | Istanbul hardfork, EIP-1344: current network's chain id |
 | GASLIMIT | `block.gaslimit` | 12,500,000 | current block's gas limit |
 | DIFFICULTY | `block.difficulty` | 2,500,000,000,000,000 | current block's difficulty |
 
 ## Others
 
 * transaction context
-  * chain_id is [creator_account_id](https://github.com/nervosnetwork/godwoken/blob/5735d8f/docs/life_of_a_polyjuice_transaction.md#root-account--deployment)
+  * `chain_id` consists up of two parts: [**compatible_chain_id(u32) | [creator_account_id]()(u32)**]
+    - `compatible_chain_id` is defined in Godwoken [RollupConfig](https://github.com/nervosnetwork/godwoken/blob/acc6614/crates/types/schemas/godwoken.mol#L64).
+    - `creator_account` is known as [the root account of Polyjuice](https://github.com/nervosnetwork/godwoken/blob/5735d8f/docs/life_of_a_polyjuice_transaction.md#root-account--deployment).
   * block gas limit is `12500000`, and is not block level limit, every transaction can reach the limit
   * block difficulty is always `2500000000000000`
 * The `transfer value` can not exceed uint128:MAX

polyjuice-tests/src/helper.rs

@@ -38,6 +38,7 @@ use std::{fs, io::Read, path::PathBuf};
 pub use gw_common::builtins::{CKB_SUDT_ACCOUNT_ID, RESERVED_ACCOUNT_ID};
 pub const ETH_ADDRESS_REGISTRY_ACCOUNT_ID: u32 = 2;
 pub const CREATOR_ACCOUNT_ID: u32 = 3;
+pub const COMPATIBLE_CHAIN_ID: u32 = 202203;
 
 pub const L2TX_MAX_CYCLES: u64 = 7000_0000;
 
@@ -484,6 +485,7 @@ pub fn setup() -> (Store, DummyState, Generator) {
     account_lock_manage
         .register_lock_algorithm(SECP_LOCK_CODE_HASH.into(), Box::new(Secp256k1::default()));
     let rollup_config = RollupConfig::new_builder()
+        .compatible_chain_id(COMPATIBLE_CHAIN_ID.pack())
         .l2_sudt_validator_script_type_hash(SUDT_VALIDATOR_SCRIPT_TYPE_HASH.pack())
         .allowed_contract_type_hashes(
             vec![

polyjuice-tests/src/test_cases/get_chain_id.rs

@@ -3,7 +3,7 @@
 
 use crate::helper::{
     build_eth_l2_script, new_block_info, new_contract_account_script, setup, PolyjuiceArgsBuilder,
-    CKB_SUDT_ACCOUNT_ID, CREATOR_ACCOUNT_ID, L2TX_MAX_CYCLES,
+    CKB_SUDT_ACCOUNT_ID, CREATOR_ACCOUNT_ID, L2TX_MAX_CYCLES, COMPATIBLE_CHAIN_ID,
 };
 use gw_common::state::State;
 use gw_generator::traits::StateExt;
@@ -75,7 +75,6 @@ fn test_get_chain_id() {
         .unwrap();
     println!("balance of {} = {}", from_id, from_balance2);
 
-    let chain_id: u32 = CREATOR_ACCOUNT_ID;
     {
         // call GetChainId.get()
         let block_info = new_block_info(0, 3, 0);
@@ -104,9 +103,11 @@ fn test_get_chain_id() {
             )
             .expect("construct");
         state.apply_run_result(&run_result).expect("update state");
-        let mut expected_return_data = vec![0u8; 32];
-        expected_return_data[28..32].copy_from_slice(&chain_id.to_be_bytes()[..]);
-        assert_eq!(run_result.return_data, expected_return_data);
-        // println!("result {:?}", run_result);
+
+        /* chain_id = compatible_chain_id(u32) | creator_account_id(u32) */
+        let mut expected_chain_id = vec![0u8; 32];
+        expected_chain_id[28..32].copy_from_slice(&CREATOR_ACCOUNT_ID.to_be_bytes()[..]);
+        expected_chain_id[24..28].copy_from_slice(&COMPATIBLE_CHAIN_ID.to_be_bytes()[..]);
+        assert_eq!(run_result.return_data, expected_chain_id);
     }
 }