LLv2 admin settable

[romanagureev]

• Unfortunately have to return owner() for factory ownership since it is unintuitive on how to distinguish default admin(admin(empty(address))) and factory admin(better be admin(factory.address)).
• Moved admin and fee_receiver functionality into separate modules

[github-actions]

Note: This analysis is qualitative; immutables aren't accounted for (static analysis on predeployment bytecode).

Runtime bytespace changes

curve_stablecoin/lending/LendController.vy

• Base runtime size: 39475 bytes
• Head runtime size: 39941 bytes
• Delta: +466 bytes

Function	Base (bytes)	Head (bytes)	Delta (bytes)
_available_balance	582	0	-582
on_borrowed_token_transfer_out	0	408	+408
_on_debt_increased	562	280	-282
on_borrowed_token_transfer_in	0	142	+142
available_balance	12	0	-12

curve_stablecoin/lending/LendFactory.vy

• Base runtime size: 14017 bytes
• Head runtime size: 15673 bytes
• Delta: +1656 bytes

Function	Base (bytes)	Head (bytes)	Delta (bytes)
set_custom_fee_receiver	502	0	-502
set_default_fee_receiver	392	0	-392
_set_default_fee_receiver	340	0	-340
set_fee_receiver_group	0	70	+70
set_fee_receiver_group_assignee	0	70	+70
set_admin_group	0	68	+68
set_admin_group_assignee	0	68	+68
add_fee_receiver_group	0	58	+58
add_admin_group	0	56	+56
admin	2	42	+40
fee_receiver	72	44	-28

curve_stablecoin/lending/Vault.vy

• Base runtime size: 16289 bytes
• Head runtime size: 16625 bytes
• Delta: +336 bytes

Function	Base (bytes)	Head (bytes)	Delta (bytes)
_total_assets	316	546	+230
deposit	1366	1406	+40
mint	1368	1408	+40
redeem	1138	1178	+40
withdraw	1130	1170	+40
_convert_to_assets	472	500	+28
_convert_to_shares	480	502	+22
lend_apr	644	666	+22
pricePerShare	452	464	+12
maxDeposit	164	174	+10
convertToAssets	112	116	+4
convertToShares	112	116	+4
maxMint	278	282	+4
maxRedeem	282	286	+4
maxWithdraw	284	288	+4
previewDeposit	112	116	+4
previewMint	110	114	+4
previewRedeem	112	116	+4
previewWithdraw	110	114	+4
totalAssets	12	16	+4

curve_stablecoin/zaps/PartialRepayZap.vy

• Base runtime size: 7695 bytes
• Head runtime size: 0 bytes
• Delta: -7695 bytes

Function	Base (bytes)	Head (bytes)	Delta (bytes)
liquidate_partial	3674	0	-3674
users_to_liquidate	3022	0	-3022
_x_down	252	0	-252

curve_stablecoin/zaps/PartialRepayZapCallback.vy

• Base runtime size: 10405 bytes
• Head runtime size: 0 bytes
• Delta: -10405 bytes

Function	Base (bytes)	Head (bytes)	Delta (bytes)
liquidate_partial	3670	0	-3670
users_to_liquidate	3022	0	-3022
callback_liquidate	1836	0	-1836
execute_callback	360	0	-360
_x_down	252	0	-252

curve_stablecoin/zaps/PartialRepayZapLending.vy

• Base runtime size: 0 bytes
• Head runtime size: 11289 bytes
• Delta: +11289 bytes

Function	Base (bytes)	Head (bytes)	Delta (bytes)
liquidate_partial	0	5022	+5022
_liquidate_partial	0	4802	+4802
users_to_liquidate	0	3230	+3230
_users_to_liquidate	0	3040	+3040
callback_liquidate	0	1220	+1220
_check_controller	0	754	+754
_get_controller	0	428	+428
_x_down	0	252	+252
FACTORY	0	8	+8

curve_stablecoin/zaps/PartialRepayZapMint.vy

• Base runtime size: 0 bytes
• Head runtime size: 10613 bytes
• Delta: +10613 bytes

Function	Base (bytes)	Head (bytes)	Delta (bytes)
liquidate_partial	0	5022	+5022
users_to_liquidate	0	3230	+3230
callback_liquidate	0	798	+798
_check_controller	0	332	+332
_get_controller	0	188	+188
FACTORY	0	8	+8