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Architecture
modules
fungible
Messages

Messages

MsgDeploySystemContracts​

DeploySystemContracts deploy new instances of the system contracts

Authorized: admin policy group 2.

message MsgDeploySystemContracts {
    string creator = 1;
}

MsgDeployFungibleCoinZRC20​

DeployFungibleCoinZRC20 deploys a fungible coin from a connected chains as a ZRC20 on ZetaChain.

If this is a gas coin, the following happens:

  • ZRC20 contract for the coin is deployed
  • contract address of ZRC20 is set as a token address in the system contract
  • ZETA tokens are minted and deposited into the module account
  • setGasZetaPool is called on the system contract to add the information about the pool to the system contract
  • addLiquidityETH is called to add liquidity to the pool

If this is a non-gas coin, the following happens:

  • ZRC20 contract for the coin is deployed
  • The coin is added to the list of foreign coins in the module's state

Authorized: admin policy group 2.

message MsgDeployFungibleCoinZRC20 {
    string creator = 1;
    string ERC20 = 2;
    int64 foreign_chain_id = 3;
    uint32 decimals = 4;
    string name = 5;
    string symbol = 6;
    common.CoinType coin_type = 7;
    int64 gas_limit = 8;
}

MsgRemoveForeignCoin​

RemoveForeignCoin removes a coin from the list of foreign coins in the module's state.

Authorized: admin policy group 2.

message MsgRemoveForeignCoin {
    string creator = 1;
    string name = 2;
}

MsgUpdateSystemContract​

Authorized: admin policy group 2.

message MsgUpdateSystemContract {
    string creator = 1;
    string new_system_contract_address = 2;
}

MsgUpdateContractBytecode​

UpdateContractBytecode updates the bytecode of a contract from the bytecode of an existing contract Only a ZRC20 contract or the WZeta connector contract can be updated IMPORTANT: the new contract bytecode must have the same storage layout as the old contract bytecode the new contract can add new variable but cannot remove any existing variable

Authozied: admin policy group 2

message MsgUpdateContractBytecode {
    string creator = 1;
    string contract_address = 2;
    string new_code_hash = 3;
}

MsgUpdateZRC20WithdrawFee​

Authorized: admin policy group 2.

message MsgUpdateZRC20WithdrawFee {
    string creator = 1;
    string zrc20_address = 2;
    string new_withdraw_fee = 6;
    string new_gas_limit = 7;
}

MsgUpdateZRC20PausedStatus​

UpdateZRC20PausedStatus updates the paused status of a ZRC20 The list of ZRC20s are either paused or unpaused

Authorized: admin policy group 1 (pausing), group 2 (pausing & unpausing)

message MsgUpdateZRC20PausedStatus {
    string creator = 1;
    string zrc20_addresses = 2;
    UpdatePausedStatusAction action = 3;
}

MsgUpdateZRC20LiquidityCap​

UpdateZRC20LiquidityCap updates the liquidity cap for a ZRC20 token.

Authorized: admin policy group 2.

message MsgUpdateZRC20LiquidityCap {
    string creator = 1;
    string zrc20_address = 2;
    string liquidity_cap = 3;
}