hopr_chain_types/

utils.rs

//! Chain utilities used for testing.
//!
//! This used in unit and integration tests.
use crate::{create_eip1559_transaction, ContractAddresses, ContractInstances, TypedTransaction};
use ethers::abi::{encode_packed, AbiEncode, RawLog, Token};
use ethers::core::k256::ecdsa::SigningKey;
use ethers::prelude::*;
use ethers::utils::keccak256;
use hex_literal::hex;
use hopr_bindings::{
    hopr_channels::HoprChannels,
    hopr_node_management_module::{IncludeNodeCall, ScopeTargetTokenCall},
    hopr_node_stake_factory::NewHoprNodeStakeModuleFilter,
    hopr_token::{ApproveCall, HoprToken},
};
use hopr_crypto_types::prelude::*;
use hopr_primitive_types::primitives::{Address, U256};
use std::str::FromStr;
use std::sync::Arc;
use tracing::debug;

// define basic safe abi
abigen!(
    SafeContract,
    r#"[
        function nonce() view returns (uint256)
        function getTransactionHash( address to, uint256 value, bytes calldata data, uint8 operation, uint256 safeTxGas, uint256 baseGas, uint256 gasPrice, address gasToken, address refundReceiver, uint256 _nonce) public view returns (bytes32)
        function execTransaction(address to, uint256 value, bytes calldata data, uint8 operation, uint256 safeTxGas, uint256 baseGas, uint256 gasPrice, address gasToken, address payable refundReceiver, bytes memory signatures) public returns (bool)
    ]"#,
);

lazy_static::lazy_static! {
    static ref SAFE_DIAMOND_PROXY_SINGLETON_DEPLOY_CODE: [u8; 169] = hex!("f8a78085174876e800830186a08080b853604580600e600039806000f350fe7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe03601600081602082378035828234f58015156039578182fd5b8082525050506014600cf382f4f5a00dc4d1d21b308094a30f5f93da35e4d72e99115378f135f2295bea47301a3165a0636b822daad40aa8c52dd5132f378c0c0e6d83b4898228c7e21c84e631a0b891");
}

/// `Panic(0x12)` division by zero https://docs.soliditylang.org/en/v0.8.12/control-structures.html#panic-via-assert-and-error-via-require
pub const DIV_BY_ZERO: &str = "4e487b710000000000000000000000000000000000000000000000000000000000000012";

/// ERC1820 deployer wallet
pub const ERC_1820_DEPLOYER: &str = "a990077c3205cbDf861e17Fa532eeB069cE9fF96";

/// Amount of ETH to fund ERC_1820_DEPLOYER, to deployer ERC1820 registry
/// ERC1820Registry contract is used by the HOPR token contract (ERC777 token)
pub const ETH_VALUE_FOR_ERC1820_DEPLOYER: u128 = 80_000_000_000_000_000; // 0.08 (anvil) ETH

/// Signed tx to create an ERC1820 contract
pub const ERC_1820_SIGNED_DEPLOYMENT_TX: &str = "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";

/// Creates local Anvil instance.
///
/// Used for testing. When block time is given, new blocks are mined periodically.
/// Otherwise, a new block is mined per transaction.
///
/// Uses a fixed mnemonic to make generated accounts deterministic.
pub fn create_anvil(block_time: Option<std::time::Duration>) -> ethers::utils::AnvilInstance {
    let mut anvil = ethers::utils::Anvil::new()
        .mnemonic("gentle wisdom move brush express similar canal dune emotion series because parrot");
    if let Some(bt) = block_time {
        anvil = anvil.block_time(bt.as_secs());
    }

    anvil.spawn()
}

/// Mints specified amount of HOPR tokens to the contract deployer wallet.
/// Assumes that the `hopr_token` contract is associated with a RPC client that also deployed the contract.
/// Returns the block number at which the minting transaction was confirmed.
pub async fn mint_tokens<M: Middleware + 'static>(hopr_token: HoprToken<M>, amount: U256) -> u64 {
    let deployer = hopr_token.client().default_sender().expect("client must have a signer");
    hopr_token
        .grant_role(hopr_token.minter_role().await.unwrap(), deployer)
        .send()
        .await
        .unwrap()
        .await
        .unwrap();

    hopr_token
        .mint(
            deployer,
            amount,
            ethers::types::Bytes::new(),
            ethers::types::Bytes::new(),
        )
        .send()
        .await
        .unwrap()
        .await
        .unwrap()
        .unwrap()
        .block_number
        .unwrap()
        .as_u64()
}

/// Creates a transaction that transfers the given `amount` of native tokens to the
/// given destination.
pub fn create_native_transfer(to: Address, amount: U256) -> TypedTransaction {
    let mut tx = TypedTransaction::Eip1559(Eip1559TransactionRequest::new());
    tx.set_to(H160::from(to));
    tx.set_value(amount);
    tx
}

/// Funds the given wallet address with specified amount of native tokens and HOPR tokens.
/// These must be present in the client's wallet.
pub async fn fund_node<M: Middleware>(
    node: Address,
    native_token: U256,
    hopr_token: U256,
    hopr_token_contract: HoprToken<M>,
) {
    let native_transfer_tx = Eip1559TransactionRequest::new()
        .to(NameOrAddress::Address(node.into()))
        .value(native_token);

    let client = hopr_token_contract.client();

    client
        .send_transaction(native_transfer_tx, None)
        .await
        .unwrap()
        .await
        .unwrap();

    hopr_token_contract
        .transfer(node.into(), hopr_token)
        .send()
        .await
        .unwrap()
        .await
        .unwrap();
}

/// Funds the channel to the counterparty with the given amount of HOPR tokens.
/// The amount must be present in the wallet of the client.
pub async fn fund_channel<M: Middleware>(
    counterparty: Address,
    hopr_token: HoprToken<M>,
    hopr_channels: HoprChannels<M>,
    amount: U256,
) {
    hopr_token
        .approve(hopr_channels.address(), amount)
        .send()
        .await
        .unwrap()
        .await
        .unwrap();

    hopr_channels
        .fund_channel(counterparty.into(), amount.as_u128())
        .send()
        .await
        .unwrap()
        .await
        .unwrap();
}

/// Funds the channel to the counterparty with the given amount of HOPR tokens, from a different client
/// The amount must be present in the wallet of the client.
pub async fn fund_channel_from_different_client<M: Middleware>(
    counterparty: Address,
    hopr_token_address: Address,
    hopr_channels_address: Address,
    amount: U256,
    new_client: Arc<M>,
) {
    let hopr_token_with_new_client = HoprToken::new(hopr_token_address, new_client.clone());
    let hopr_channels_with_new_client = HoprChannels::new(hopr_channels_address, new_client);
    hopr_token_with_new_client
        .approve(hopr_channels_address.into(), amount)
        .send()
        .await
        .unwrap()
        .await
        .unwrap();

    hopr_channels_with_new_client
        .fund_channel(counterparty.into(), amount.as_u128())
        .send()
        .await
        .unwrap()
        .await
        .unwrap();
}

/// Prepare a safe transaction
pub async fn get_safe_tx<M: Middleware>(
    safe_contract: SafeContract<M>,
    target: Address,
    inner_tx_data: Bytes,
    wallet: Wallet<SigningKey>,
) -> Result<TypedTransaction, ContractError<M>> {
    let nonce = safe_contract.nonce().call().await.unwrap();

    let data_hash = safe_contract
        .get_transaction_hash(
            target.into(),
            U256::zero(),
            inner_tx_data.clone(),
            0,
            U256::zero(),
            U256::zero(),
            U256::zero(),
            Address::default().into(),
            wallet.address(),
            nonce,
        )
        .call()
        .await
        .unwrap();
    // Outer tx payload: execute as safe tx
    let mut safe_tx = create_eip1559_transaction();

    let signed_data_hash = wallet.sign_hash(data_hash.into()).unwrap();

    safe_tx.set_data(
        ExecTransactionCall {
            to: target.into(),
            value: U256::zero(),
            data: inner_tx_data,
            operation: 0,
            safe_tx_gas: U256::zero(),
            base_gas: U256::zero(),
            gas_price: U256::zero(),
            gas_token: Address::default().into(),
            refund_receiver: wallet.address(),
            signatures: encode_packed(&[Token::Bytes(signed_data_hash.to_vec())])
                .unwrap()
                .into(),
        }
        .encode()
        .into(),
    );
    safe_tx.set_to(NameOrAddress::Address(safe_contract.address()));

    Ok(safe_tx)
}

/// Send a Safe transaction to the module to include node to the module
pub async fn include_node_to_module_by_safe<M: Middleware>(
    provider: Arc<M>,
    safe_address: Address,
    module_address: Address,
    node_address: Address,
    deployer: &ChainKeypair, // also node address
) -> Result<(), ContractError<M>> {
    // prepare default permission for node.
    // - Clearance: Function
    // - TargetType: SEND
    // - TargetPermission: allow all
    // - NodeDefaultPermission: None
    let node_target_permission = format!("{:?}010203000000000000000000", node_address);

    // Inner tx payload: include node to the module
    let inner_tx_data: ethers::types::Bytes = IncludeNodeCall {
        node_default_target: U256::from_str(&node_target_permission).unwrap(),
    }
    .encode()
    .into();

    let safe_contract = SafeContract::new(safe_address, provider.clone());
    let wallet =
        ethers::signers::LocalWallet::from_bytes(deployer.secret().as_ref()).expect("failed to construct wallet");
    let safe_tx = get_safe_tx(safe_contract, module_address, inner_tx_data, wallet)
        .await
        .unwrap();

    provider
        .send_transaction(safe_tx, None)
        .await
        .map_err(|e| ContractError::MiddlewareError { e })?
        .await?;

    Ok(())
}

/// Send a Safe transaction to the module to include annoucement to the module
pub async fn add_announcement_as_target<M: Middleware>(
    provider: Arc<M>,
    safe_address: Address,
    module_address: Address,
    announcement_contract_address: Address,
    deployer: &ChainKeypair, // also node address
) -> Result<(), ContractError<M>> {
    // prepare default permission for announcement.
    // - Clearance: Function
    // - TargetType: TOKEN
    // - TargetPermission: allow all
    // - NodeDefaultPermission: None
    let announcement_target_permission = format!("{:?}010003000000000000000000", announcement_contract_address);

    // Inner tx payload: include node to the module
    let inner_tx_data: ethers::types::Bytes = ScopeTargetTokenCall {
        default_target: U256::from_str(&announcement_target_permission).unwrap(),
    }
    .encode()
    .into();

    let safe_contract = SafeContract::new(safe_address, provider.clone());
    let wallet =
        ethers::signers::LocalWallet::from_bytes(deployer.secret().as_ref()).expect("failed to construct wallet");
    let safe_tx = get_safe_tx(safe_contract, module_address, inner_tx_data, wallet)
        .await
        .unwrap();

    provider
        .send_transaction(safe_tx, None)
        .await
        .map_err(|e| ContractError::MiddlewareError { e })?
        .await?;

    Ok(())
}

/// Send a Safe transaction to the token contract, to approve channels on behalf of safe.
pub async fn approve_channel_transfer_from_safe<M: Middleware>(
    provider: Arc<M>,
    safe_address: Address,
    token_address: Address,
    channel_address: Address,
    deployer: &ChainKeypair, // also node address
) -> Result<(), ContractError<M>> {
    // Inner tx payload: include node to the module
    let inner_tx_data: ethers::types::Bytes = ApproveCall {
        spender: channel_address.into(),
        value: U256::MAX,
    }
    .encode()
    .into();

    let safe_contract = SafeContract::new(safe_address, provider.clone());
    let wallet =
        ethers::signers::LocalWallet::from_bytes(deployer.secret().as_ref()).expect("failed to construct wallet");
    let safe_tx = get_safe_tx(safe_contract, token_address, inner_tx_data, wallet)
        .await
        .unwrap();

    provider
        .send_transaction(safe_tx, None)
        .await
        .map_err(|e| ContractError::MiddlewareError { e })?
        .await?;

    Ok(())
}

/// Deploy a safe instance and a module instance.
///
/// Notice that to complete the on-boarding process,
/// 1) node should be included to the module
/// 2) announcement contract should be a target in the module
///
/// Notice that to be able to open channels, the deployed safe should have HOPR tokens and approve token transfer for Channels contract on the token contract.
///
/// Returns (module address, safe address)
pub async fn deploy_one_safe_one_module_and_setup_for_testing<M: Middleware>(
    instances: &ContractInstances<M>,
    provider: Arc<M>,
    deployer: &ChainKeypair,
) -> Result<(Address, Address), ContractError<M>> {
    // Get deployer address
    let self_address: types::Address = deployer.public().to_address().into();

    // Check if safe suite has been deployed. If so, skip this step
    let code = provider
        .get_code(
            "0x914d7Fec6aaC8cd542e72Bca78B30650d45643d7"
                .parse::<ethers::types::Address>()
                .unwrap(),
            None,
        )
        .await
        .unwrap();

    // only deploy contracts when needed
    if code.is_empty() {
        debug!("deploying safe code");
        // Deploy Safe diamond deployment proxy singleton
        let safe_diamond_proxy_address = {
            // Fund Safe singleton deployer 0.01 anvil-eth and deploy Safe singleton
            let mut tx = Eip1559TransactionRequest::new();
            tx = tx.to(H160::from_str("E1CB04A0fA36DdD16a06ea828007E35e1a3cBC37").unwrap());
            tx = tx.value(10000000000000000u128);

            provider
                .send_transaction(tx, None)
                .await
                .map_err(|e| ContractError::MiddlewareError { e })?
                .await?;

            let tx = provider
                .send_raw_transaction(Bytes::from_static(&*SAFE_DIAMOND_PROXY_SINGLETON_DEPLOY_CODE))
                .await
                .map_err(|e| ContractError::MiddlewareError { e })?
                .await?
                .unwrap();
            tx.contract_address.unwrap()
        };
        debug!("Safe diamond proxy singleton {:?}", safe_diamond_proxy_address);

        // Deploy minimum Safe suite
        {
            // 1. Safe proxy factory deploySafeProxyFactory();
            let _tx_safe_proxy_factory = TransactionRequest::new().to(safe_diamond_proxy_address).data::<Bytes>(
                hex!("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").into()
            );
            // 2. Handler: only CompatibilityFallbackHandler and omit TokenCallbackHandler as it's not used now
            let _tx_safe_compatibility_fallback_handler = TransactionRequest::new().to(safe_diamond_proxy_address).data::<Bytes>(
                hex!("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").into()
            );
            // 3. Library: only MultiSendCallOnly and omit MultiSendCall
            let _tx_safe_multisend_call_only = TransactionRequest::new().to(safe_diamond_proxy_address).data::<Bytes>(
                hex!("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").into()
            );
            // 4. Safe singleton deploySafe();
            let _tx_safe_singleton = TransactionRequest::new().to(safe_diamond_proxy_address).data::<Bytes>(
                hex!("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            );
            // other omitted libs: SimulateTxAccessor, CreateCall, and SignMessageLib
            // broadcast those transactions
            provider
                .send_transaction(_tx_safe_proxy_factory, None)
                .await
                .unwrap()
                .await
                .unwrap();
            provider
                .send_transaction(_tx_safe_compatibility_fallback_handler, None)
                .await
                .unwrap()
                .await
                .unwrap();
            provider
                .send_transaction(_tx_safe_multisend_call_only, None)
                .await
                .unwrap()
                .await
                .unwrap();
            provider
                .send_transaction(_tx_safe_singleton, None)
                .await
                .unwrap()
                .await
                .unwrap();
        }
    }

    // create a salt from the nonce
    let curr_nonce = provider
        .get_transaction_count(self_address, Some(BlockNumber::Pending.into()))
        .await
        .unwrap();
    debug!("curr_nonce {:?}", curr_nonce.to_string());

    let nonce = keccak256(encode_packed(&[Token::Address(self_address), Token::Uint(curr_nonce)]).unwrap());
    let default_target = format!("{:?}010103020202020202020202", instances.channels.address());

    let contract_addrs = ContractAddresses::from(instances);

    debug!("contracts {:?}", contract_addrs);
    debug!("self_address {:?}", self_address);
    debug!("nonce {:?}", U256::from(nonce).to_string());
    debug!("default_target in bytes {:?}", Bytes::from_str(&default_target));
    debug!("default_target in u256 {:?}", U256::from_str(&default_target).unwrap());

    let typed_tx = instances
        .stake_factory
        .clone(
            instances.module_implementation.address(),
            vec![self_address],
            nonce.into(),
            U256::from_str(&default_target).unwrap().into(),
        )
        .tx;
    debug!("typed_tx {:?}", typed_tx);

    // deploy one safe and one module
    let instance_deployment_tx_logs = instances
        .stake_factory
        .clone(
            instances.module_implementation.address(),
            vec![self_address],
            nonce.into(),
            U256::from_str(&default_target).unwrap().into(),
        )
        .send()
        .await?
        .await?
        .unwrap()
        .logs;

    // decode the log.
    let module_log = instance_deployment_tx_logs
        .iter()
        .find(|log| {
            log.topics[0].eq(&"0x813d391dc490d6c1dae7d3fdd555f337533d1da2c908c6efd36d4cf557a63206"
                .parse::<H256>()
                .unwrap())
        })
        .ok_or(ContractError::ContractNotDeployed)?; // "NewHoprNodeStakeModule(address,address)"

    let safe_log = instance_deployment_tx_logs
        .iter()
        .find(|log| {
            log.topics[0].eq(&"0x8231d169f416b666ae7fa43faa24a18899738075a53f32c97617d173b189e386"
                .parse::<H256>()
                .unwrap())
        })
        .ok_or(ContractError::ContractNotDeployed)?; // "NewHoprNodeStakeSafe(address)"

    // get address of deployed instances
    let deployed_module_address: Address = instances
        .stake_factory
        .decode_event::<NewHoprNodeStakeModuleFilter>(
            "NewHoprNodeStakeModule",
            module_log.topics.clone(),
            module_log.data.clone(),
        )
        .unwrap()
        .instance
        .into();

    // note that using the following snippet would cause error
    // "DetokenizationError(InvalidOutputType("Expected Tuple, got Address(0x8819c5bab7d63c61d72f65b19b05a6772f55391b)"))"
    // ```
    // let decoded_safe_log: NewHoprNodeStakeSafeFilter = instances
    // .stake_factory
    // .decode_event("NewHoprNodeStakeSafe", safe_log.topics.clone(), safe_log.data.clone())
    // .unwrap();
    // ```
    let deployed_safe_address: Address = instances
        .stake_factory
        .abi()
        .event("NewHoprNodeStakeSafe")
        .unwrap()
        .parse_log(RawLog {
            topics: safe_log.topics.clone(),
            data: safe_log.data.clone().to_vec(),
        })?
        .params
        .into_iter()
        .map(|param| param.value)
        .collect::<Vec<_>>()
        .pop()
        .unwrap()
        .into_address()
        .unwrap()
        .into();

    debug!("instance_deployment_tx module instance {:?}", deployed_module_address);
    debug!("instance_deployment_tx safe instance {:?}", deployed_safe_address);

    Ok((deployed_module_address, deployed_safe_address))
}