added connector

contracts/mainnet/connectors/instaLite/events.sol

@@ -0,0 +1,13 @@
+//SPDX-License-Identifier: MIT
+pragma solidity ^0.7.0;
+
+contract Events {
+	event LogSupply(
+		address token,
+		uint256 amt,
+		address to,
+		uint256 getId,
+		uint256 setId
+	);
+	event LogWithdraw(uint256 amt, address to, uint256 getId, uint256 setId);
+}

contracts/mainnet/connectors/instaLite/helpers.sol

@@ -0,0 +1,11 @@
+//SPDX-License-Identifier: MIT
+pragma solidity ^0.7.0;
+
+import { DSMath } from "../../common/math.sol";
+import { Basic } from "../../common/basic.sol";
+import { instaLiteInterface } from "./interface.sol";
+
+abstract contract Helpers is DSMath, Basic {
+	instaLiteInterface internal constant instaLite =
+		instaLiteInterface(0xc383a3833A87009fD9597F8184979AF5eDFad019);
+}

contracts/mainnet/connectors/instaLite/interface.sol

@@ -0,0 +1,14 @@
+//SPDX-License-Identifier: MIT
+pragma solidity ^0.7.0;
+
+interface instaLiteInterface {
+	function supplyEth(address to_) external payable returns (uint256);
+
+	function supply(
+		address token_,
+		uint256 amount_,
+		address to_
+	) external returns (uint256);
+
+	function withdraw(uint256 amount_, address to_) external returns (uint256);
+}

contracts/mainnet/connectors/instaLite/main.sol

@@ -0,0 +1,90 @@
+//SPDX-License-Identifier: MIT
+pragma solidity ^0.7.0;
+
+/**
+ * @title InstaLite Connector
+ * @dev 
+
+ */
+import { TokenInterface } from "../../common/interfaces.sol";
+import { DSMath } from "../../common/math.sol";
+import { Basic } from "../../common/basic.sol";
+import { Events } from "./events.sol";
+import { Helpers } from "./helpers.sol";
+
+abstract contract Resolver is Events, DSMath, Basic, Helpers {
+	/**
+	 * @dev Supply
+	 * @notice Supply eth/weth/stEth tokens into instalite.
+	 * @param token The address of token to be supplied.
+	 * @param amt The amount of token to be supplied.
+	 * @param to The address of the account on behalf of you want to supplied.
+	 * @param getId ID to retrieve amt.
+	 * @param setId ID stores the amount of token deposited.
+	 */
+	function supply(
+		address token,
+		uint256 amt,
+		address to,
+		uint256 getId,
+		uint256 setId
+	)
+		public
+		payable
+		returns (string memory _eventName, bytes memory _eventParam)
+	{
+		uint256 _amt = getUint(getId, amt);
+		bool isEth = token == ethAddr;
+
+		if (isEth) {
+			_amt = _amt == uint256(-1) ? address(this).balance : _amt;
+			uint256 vTokenAmt = instaLite.supplyEth{ value: amt }(to);
+		} else {
+			TokenInterface tokenContract = TokenInterface(token);
+
+			_amt = _amt == uint256(-1)
+				? tokenContract.balanceOf(address(this))
+				: _amt;
+
+			approve(tokenContract, address(instaLite), _amt);
+			uint256 vTokenAmt = instaLite.supply(token, _amt, to);
+		}
+
+		setUint(setId, _amt);
+
+		_eventName = "LogSupply(address,uint256,address,uint256,uint256)";
+		_eventParam = abi.encode(token, _amt, to, getId, setId);
+	}
+
+	/**
+	 * @dev Withdraw
+	 * @notice Withdraw eth/stEth tokens from instalite contract.
+	 * @param amt The amount of the token to withdraw.
+	 * @param to The address of the account on behalf of you want to withdraw.
+	 * @param getId ID to retrieve amt.
+	 * @param setId ID stores the amount of token withdrawn.
+	 */
+	function withdraw(
+		uint256 amt,
+		address to,
+		uint256 getId,
+		uint256 setId
+	)
+		external
+		payable
+		returns (string memory _eventName, bytes memory _eventParam)
+	{
+		uint256 _amt = getUint(getId, amt);
+
+		instaLite.withdraw(_amt, to);
+
+		setUint(setId, _amt);
+
+		_eventName = "LogWithdraw(uint256,address,uint256,uint256)";
+		_eventParam = abi.encode(_amt, to, getId, setId);
+	}
+}
+
+contract ConnectV2InstaLite is Resolver {
+	string public constant name = "instaLite-v1";
+}