add k requirement at DVM

2020-11-23 21:26:18 +08:00
parent bfc6e07a0f
commit 5889aefbd8
3 changed files with 184 additions and 9 deletions
--- a/contracts/DODOVendingMachine/impl/DVM.sol
+++ b/contracts/DODOVendingMachine/impl/DVM.sol
@@ -38,6 +38,8 @@ contract DVM is DVMTrader, DVMFunding {
        _GAS_PRICE_LIMIT_ = IExternalValue(gasPriceSource);
        _MAINTAINER_ = maintainer;
        _I_ = i;
+
+        require(k > 0 && k <= 10**18);
        _K_ = k;

        string memory connect = "_";