code.vegaprotocol.io/vega@v0.79.0/core/bridges/erc20_asset_pool.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package bridges
    17  
    18  import (
    19  	"fmt"
    20  
    21  	"code.vegaprotocol.io/vega/libs/num"
    22  
    23  	"github.com/ethereum/go-ethereum/accounts/abi"
    24  	ethcmn "github.com/ethereum/go-ethereum/common"
    25  )
    26  
    27  type ERC20AssetPool struct {
    28  	signer   Signer
    29  	poolAddr string
    30  	chainID  string
    31  	v1       bool
    32  }
    33  
    34  func NewERC20AssetPool(signer Signer, poolAddr, chainID string, v1 bool) *ERC20AssetPool {
    35  	return &ERC20AssetPool{
    36  		signer:   signer,
    37  		poolAddr: poolAddr,
    38  		chainID:  chainID,
    39  		v1:       v1,
    40  	}
    41  }
    42  
    43  func (e ERC20AssetPool) SetBridgeAddress(
    44  	newAddress string,
    45  	nonce *num.Uint,
    46  ) (*SignaturePayload, error) {
    47  	typAddr, err := abi.NewType("address", "", nil)
    48  	if err != nil {
    49  		return nil, err
    50  	}
    51  	typString, err := abi.NewType("string", "", nil)
    52  	if err != nil {
    53  		return nil, err
    54  	}
    55  	typU256, err := abi.NewType("uint256", "", nil)
    56  	if err != nil {
    57  		return nil, err
    58  	}
    59  
    60  	args := abi.Arguments([]abi.Argument{
    61  		{
    62  			Name: "address",
    63  			Type: typAddr,
    64  		},
    65  		{
    66  			Name: "nonce",
    67  			Type: typU256,
    68  		},
    69  		{
    70  			Name: "func_name",
    71  			Type: typString,
    72  		},
    73  	})
    74  
    75  	newAddressEth := ethcmn.HexToAddress(newAddress)
    76  	buf, err := args.Pack([]interface{}{
    77  		newAddressEth, nonce.BigInt(), "setBridgeAddress",
    78  	}...)
    79  	if err != nil {
    80  		return nil, fmt.Errorf("couldn't pack abi message: %w", err)
    81  	}
    82  
    83  	msg, err := packScheme(buf, e.poolAddr, e.chainID, e.v1)
    84  	if err != nil {
    85  		return nil, fmt.Errorf("couldn't pack abi message: %w", err)
    86  	}
    87  
    88  	return sign(e.signer, msg)
    89  }
    90  
    91  func (e ERC20AssetPool) SetMultiSigControl(
    92  	newAddress string,
    93  	nonce *num.Uint,
    94  ) (*SignaturePayload, error) {
    95  	typAddr, err := abi.NewType("address", "", nil)
    96  	if err != nil {
    97  		return nil, err
    98  	}
    99  	typString, err := abi.NewType("string", "", nil)
   100  	if err != nil {
   101  		return nil, err
   102  	}
   103  	typU256, err := abi.NewType("uint256", "", nil)
   104  	if err != nil {
   105  		return nil, err
   106  	}
   107  
   108  	args := abi.Arguments([]abi.Argument{
   109  		{
   110  			Name: "address",
   111  			Type: typAddr,
   112  		},
   113  		{
   114  			Name: "nonce",
   115  			Type: typU256,
   116  		},
   117  		{
   118  			Name: "func_name",
   119  			Type: typString,
   120  		},
   121  	})
   122  
   123  	newAddressEth := ethcmn.HexToAddress(newAddress)
   124  	buf, err := args.Pack([]interface{}{
   125  		newAddressEth, nonce.BigInt(), "setMultisigControl",
   126  	}...)
   127  	if err != nil {
   128  		return nil, fmt.Errorf("couldn't pack abi message: %w", err)
   129  	}
   130  
   131  	msg, err := packScheme(buf, e.poolAddr, e.chainID, e.v1)
   132  	if err != nil {
   133  		return nil, fmt.Errorf("couldn't pack abi message: %w", err)
   134  	}
   135  
   136  	return sign(e.signer, msg)
   137  }