revm_handler/
mainnet_builder.rs

1use crate::{instructions::EthInstructions, EthPrecompiles};
2use context::{BlockEnv, Cfg, CfgEnv, Context, Evm, Journal, TxEnv};
3use context_interface::{Block, Database, JournalTr, Transaction};
4use database_interface::EmptyDB;
5use interpreter::interpreter::EthInterpreter;
6use primitives::hardfork::SpecId;
7
8pub type MainnetEvm<CTX, INSP = ()> =
9    Evm<CTX, INSP, EthInstructions<EthInterpreter, CTX>, EthPrecompiles>;
10
11pub type MainnetContext<DB> = Context<BlockEnv, TxEnv, CfgEnv, DB, Journal<DB>, ()>;
12
13pub trait MainBuilder: Sized {
14    type Context;
15
16    fn build_mainnet(self) -> MainnetEvm<Self::Context>;
17
18    fn build_mainnet_with_inspector<INSP>(self, inspector: INSP)
19        -> MainnetEvm<Self::Context, INSP>;
20}
21
22impl<BLOCK, TX, CFG, DB, JOURNAL, CHAIN> MainBuilder for Context<BLOCK, TX, CFG, DB, JOURNAL, CHAIN>
23where
24    BLOCK: Block,
25    TX: Transaction,
26    CFG: Cfg,
27    DB: Database,
28    JOURNAL: JournalTr<Database = DB>,
29{
30    type Context = Self;
31
32    fn build_mainnet(self) -> MainnetEvm<Self::Context> {
33        Evm {
34            ctx: self,
35            inspector: (),
36            instruction: EthInstructions::default(),
37            precompiles: EthPrecompiles::default(),
38        }
39    }
40
41    fn build_mainnet_with_inspector<INSP>(
42        self,
43        inspector: INSP,
44    ) -> MainnetEvm<Self::Context, INSP> {
45        Evm {
46            ctx: self,
47            inspector,
48            instruction: EthInstructions::default(),
49            precompiles: EthPrecompiles::default(),
50        }
51    }
52}
53
54/// Trait used to initialize Context with default mainnet types.
55pub trait MainContext {
56    fn mainnet() -> Self;
57}
58
59impl MainContext for Context<BlockEnv, TxEnv, CfgEnv, EmptyDB, Journal<EmptyDB>, ()> {
60    fn mainnet() -> Self {
61        Context::new(EmptyDB::new(), SpecId::default())
62    }
63}
64
65#[cfg(test)]
66mod test {
67    use crate::ExecuteEvm;
68    use crate::{MainBuilder, MainContext};
69    use alloy_signer::{Either, SignerSync};
70    use alloy_signer_local::PrivateKeySigner;
71    use bytecode::{
72        opcode::{PUSH1, SSTORE},
73        Bytecode,
74    };
75    use context::Context;
76    use context_interface::{transaction::Authorization, TransactionType};
77    use database::{BenchmarkDB, EEADDRESS, FFADDRESS};
78    use primitives::{hardfork::SpecId, TxKind, U256};
79
80    #[test]
81    fn sanity_eip7702_tx() {
82        let signer = PrivateKeySigner::random();
83        let auth = Authorization {
84            chain_id: U256::ZERO,
85            nonce: 0,
86            address: FFADDRESS,
87        };
88        let signature = signer.sign_hash_sync(&auth.signature_hash()).unwrap();
89        let auth = auth.into_signed(signature);
90
91        let bytecode = Bytecode::new_legacy([PUSH1, 0x01, PUSH1, 0x01, SSTORE].into());
92
93        let ctx = Context::mainnet()
94            .modify_cfg_chained(|cfg| cfg.spec = SpecId::PRAGUE)
95            .with_db(BenchmarkDB::new_bytecode(bytecode))
96            .modify_tx_chained(|tx| {
97                tx.tx_type = TransactionType::Eip7702.into();
98                tx.gas_limit = 100_000;
99                tx.authorization_list = vec![Either::Left(auth)];
100                tx.caller = EEADDRESS;
101                tx.kind = TxKind::Call(signer.address());
102            });
103
104        let mut evm = ctx.build_mainnet();
105
106        let ok = evm.replay().unwrap();
107
108        let auth_acc = ok.state.get(&signer.address()).unwrap();
109        assert_eq!(auth_acc.info.code, Some(Bytecode::new_eip7702(FFADDRESS)));
110        assert_eq!(auth_acc.info.nonce, 1);
111        assert_eq!(
112            auth_acc.storage.get(&U256::from(1)).unwrap().present_value,
113            U256::from(1)
114        );
115    }
116}
revm_handler/mainnet_builder.rs

revm_handler/
mainnet_builder.rs
