ERC-20
Overview
Max Total Supply
532,457,899.967594521867838809 RNDR
Holders
83,057 ( -0.011%)
Market
Price
$6.26 @ 0.002002 ETH (-9.63%)
Onchain Market Cap
$3,333,186,453.80
Circulating Supply Market Cap
$3,240,550,536.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
4,041.34049 RNDRValue
$25,298.79 ( ~8.0927 Eth) [0.0008%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Coinbase Exchange | RNDR-USD | $6.26 0.0020054 Eth | $17,660,259.00 2,820,181.580 RNDR | 9.3412% |
2 | Websea | RENDER-USDT | $6.24 0.0019988 Eth | $17,331,473.00 0.000 RENDER | 0.0000% |
3 | Ourbit | RENDER-USDT | $6.23 0.0019979 Eth | $13,369,819.00 2,143,798.810 RENDER | 7.1009% |
4 | Coinbase Exchange | RENDER-USD | $6.24 0.0020009 Eth | $13,011,650.00 2,085,200.270 RENDER | 6.9068% |
5 | Gate.io | RENDER-USDT | $6.25 0.0020046 Eth | $12,804,488.00 2,063,740.880 RENDER | 6.8357% |
6 | Bybit | RENDER-USDT | $6.24 0.0019994 Eth | $12,536,324.00 1,995,908.860 RENDER | 6.6110% |
7 | WhiteBIT | RENDER-USDT | $6.23 0.0019955 Eth | $12,028,656.00 1,930,770.960 RENDER | 6.3953% |
8 | Bitrue | RENDER-USDC | $6.26 0.0020041 Eth | $8,885,357.00 1,419,825.130 RENDER | 4.7029% |
9 | OKX | RENDER-USDT | $6.25 0.0020040 Eth | $7,830,326.00 1,251,325.615 RENDER | 4.1447% |
10 | MEXC | RENDER-USDT | $6.27 0.0020073 Eth | $7,051,930.00 1,125,038.820 RENDER | 3.7264% |
11 | DigiFinex | RENDER-USDT | $6.25 0.0020038 Eth | $6,958,950.00 1,112,999.750 RENDER | 3.6866% |
12 | BTCC | RENDER-USDT | $6.24 0.0019997 Eth | $6,886,311.00 1,082,061.540 RENDER | 3.5841% |
13 | Bitget | RENDER-USDT | $6.25 0.0020036 Eth | $6,250,488.00 1,003,302.380 RENDER | 3.3232% |
14 | Binance | RENDER-USDC | $6.35 0.0020260 Eth | $4,733,531.00 762,210.730 RENDER | 2.5247% |
15 | Toobit | RENDER-USDT | $6.25 0.0020039 Eth | $4,420,983.00 707,935.470 RENDER | 2.3449% |
16 | Kraken | RENDER-USD | $6.25 0.0020029 Eth | $4,360,644.00 697,814.735 RENDER | 2.3114% |
17 | HTX | RENDER-USDT | $6.26 0.0020050 Eth | $4,278,290.00 672,086.688 RENDER | 2.2261% |
18 | Bitunix | RENDER-USDT | $6.24 0.0019974 Eth | $3,998,273.00 641,583.630 RENDER | 2.1251% |
19 | LBank | RENDER-USDT | $6.24 0.0019994 Eth | $3,270,063.00 524,342.980 RENDER | 1.7368% |
20 | KuCoin | RENDER-USDT | $6.24 0.0020016 Eth | $2,795,294.00 447,809.510 RENDER | 1.4833% |
21 | Raydium (CLMM) | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $6.25 0.0020060 Eth | $2,540,009.00 404,718.075 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 1.3405% |
22 | Bitvavo | RENDER-EUR | $6.25 0.0020041 Eth | $2,495,975.00 399,274.181 RENDER | 1.3225% |
23 | Hibt | RENDER-USDT | $6.25 0.0020027 Eth | $2,479,122.00 397,426.764 RENDER | 1.3164% |
24 | AscendEX (BitMax) | RENDER-USDT | $6.29 0.0020149 Eth | $2,129,612.00 338,757.700 RENDER | 1.1221% |
25 | Hotcoin | RENDER-USDT | $6.26 0.0020054 Eth | $2,068,065.00 330,273.540 RENDER | 1.0940% |
26 | Coinbase Exchange | RNDR-USDT | $6.26 0.0020054 Eth | $2,040,948.00 325,925.630 RNDR | 1.0796% |
27 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $6.24 0.0019996 Eth | $1,732,570.00 275,117.591 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.9113% |
28 | Binance | RENDER-TRY | $6.25 0.0020027 Eth | $1,161,278.00 186,250.100 RENDER | 0.6169% |
29 | Bitget | RENDER-USDC | $6.26 0.0020064 Eth | $1,054,132.00 173,714.940 RENDER | 0.5754% |
30 | CoinEx | RENDER-USDT | $6.24 0.0020004 Eth | $941,188.00 149,832.557 RENDER | 0.4963% |
31 | Crypto.com Exchange | RENDER-USD | $6.29 0.0020164 Eth | $883,775.00 140,544.940 RENDER | 0.4655% |
32 | BingX | RENDER-USDT | $6.25 0.0020047 Eth | $878,896.00 140,420.467 RENDER | 0.4651% |
33 | OrangeX | RENDER-USDT | $6.25 0.0020022 Eth | $853,597.00 136,276.030 RENDER | 0.4514% |
34 | Binance | RENDER-BTC | $6.37 0.0020321 Eth | $833,177.00 133,734.500 RENDER | 0.4430% |
35 | Binance | RENDER-FDUSD | $6.20 0.0019863 Eth | $747,910.00 121,593.900 RENDER | 0.4028% |
36 | Uniswap V3 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $6.36 0.0020405 Eth | $738,880.00 117,018.410 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 0.3876% |
37 | Kraken | RENDER-EUR | $6.26 0.0020058 Eth | $720,196.00 115,084.425 RENDER | 0.3812% |
38 | Phemex | RENDER-USDT | $6.25 0.0020029 Eth | $693,900.00 110,948.100 RENDER | 0.3675% |
39 | PointPay | RENDER-USDT | $6.25 0.0020030 Eth | $609,996.00 97,614.100 RENDER | 0.3233% |
40 | WEEX | RENDER-USDT | $6.26 0.0020038 Eth | $564,117.00 89,827.880 RENDER | 0.2975% |
41 | Bitrue | RENDER-USDT | $6.24 0.0019985 Eth | $495,813.00 79,514.600 RENDER | 0.2634% |
42 | Icrypex | RENDER-USDT | $6.33 0.0020221 Eth | $460,029.00 72,621.784 RENDER | 0.2405% |
43 | WhiteBIT | RENDER-TRY | $6.35 0.0020290 Eth | $441,718.00 69,579.010 RENDER | 0.2305% |
44 | BitMart | RENDER-USDT | $6.25 0.0020020 Eth | $404,170.00 64,701.000 RENDER | 0.2143% |
45 | BitDelta | RENDER-USDT | $6.24 0.0019992 Eth | $392,755.00 61,317.810 RENDER | 0.2031% |
46 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $6.24 0.0020006 Eth | $352,768.00 56,141.707 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.1860% |
47 | CoinW | RENDER-USDT | $6.27 0.0020066 Eth | $314,818.00 50,223.940 RENDER | 0.1664% |
48 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $6.30 0.0020192 Eth | $286,962.00 45,364.120 0X61299774020DA444AF134C82FA83E3810B309991 | 0.1503% |
49 | Bitazza | RENDER-USDT | $6.23 0.0019952 Eth | $277,089.00 43,053.430 RENDER | 0.1426% |
50 | WhiteBIT | RENDER-BTC | $6.27 0.0020105 Eth | $229,412.00 36,569.360 RENDER | 0.1211% |
51 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $6.24 0.0020000 Eth | $227,913.00 36,039.759 0X61299774020DA444AF134C82FA83E3810B309991 | 0.1194% |
52 | Binance | RENDER-EUR | $6.35 0.0020205 Eth | $223,134.00 35,872.670 RENDER | 0.1188% |
53 | TokoCrypto | RENDER-USDT | $6.24 0.0020019 Eth | $198,835.00 31,848.423 RENDER | 0.1055% |
54 | WEEX | RENDER-USDC | $6.30 0.0020120 Eth | $193,027.00 30,798.800 RENDER | 0.1020% |
55 | Uniswap V2 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $6.30 0.0020194 Eth | $190,715.00 30,884.874 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 0.1023% |
56 | Coinbase Exchange | RNDR-EUR | $6.25 0.0020024 Eth | $180,854.00 28,923.960 RNDR | 0.0958% |
57 | CoinTR | RENDER-TRY | $6.36 0.0020259 Eth | $160,932.00 24,898.640 RENDER | 0.0825% |
58 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $6.25 0.0020030 Eth | $156,261.00 24,819.547 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0822% |
59 | CoinCatch | RENDER-USDT | $6.35 0.0020213 Eth | $144,454.00 22,575.010 RENDER | 0.0748% |
60 | bitcastle | RENDER-USDT | $6.24 0.0019989 Eth | $142,444.00 22,904.380 RENDER | 0.0759% |
61 | BloFin | RENDER-USDT | $6.25 0.0020043 Eth | $141,140.00 22,811.532 RENDER | 0.0756% |
62 | CoinTR | RENDER-USDT | $6.27 0.0020067 Eth | $137,681.00 21,552.790 RENDER | 0.0714% |
63 | Raydium (CLMM) | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $6.27 0.0020108 Eth | $135,681.00 21,500.367 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0712% |
64 | Gemini | RNDR-USD | $6.24 0.0020008 Eth | $129,204.00 20,695.866 RNDR | 0.0686% |
65 | Crypto.com Exchange | RENDER-USDT | $6.32 0.0020259 Eth | $110,706.00 17,523.050 RENDER | 0.0580% |
66 | Bitstamp | RNDR-USD | $6.26 0.0020072 Eth | $97,517.00 15,570.400 RNDR | 0.0516% |
67 | Orca | NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $6.24 0.0020006 Eth | $91,508.00 41,721.792 NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7 | 0.1382% |
68 | Bitstamp | RNDR-EUR | $6.27 0.0020107 Eth | $85,618.00 13,647.060 RNDR | 0.0452% |
69 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $6.28 0.0020142 Eth | $68,250.00 404,718.075 SO11111111111111111111111111111111111111112 | 1.3405% |
70 | Binance US | RENDER-USDT | $6.28 0.0020115 Eth | $66,642.00 10,612.041 RENDER | 0.0352% |
71 | Tapbit | RENDER-USDT | $6.25 0.0020040 Eth | $53,930.00 8,369.100 RENDER | 0.0277% |
72 | CoinEx | RENDER-USDC | $6.29 0.0020126 Eth | $33,701.00 5,436.388 RENDER | 0.0180% |
73 | Foxbit | RENDER-BRL | $6.28 0.0020124 Eth | $29,823.00 4,919.670 RENDER | 0.0163% |
74 | Icrypex | RENDER-USDT | $6.25 0.0020010 Eth | $29,355.00 4,698.019 RENDER | 0.0156% |
75 | CoinEx | RENDER-BTC | $6.25 0.0020037 Eth | $25,956.00 4,152.515 RENDER | 0.0138% |
76 | Binance | RENDER-BRL | $6.29 0.0020162 Eth | $21,350.00 3,262.040 RENDER | 0.0108% |
77 | CEX.IO | RNDR-USD | $6.25 0.0020028 Eth | $18,416.90 2,768.535 RNDR | 0.0092% |
78 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $6.25 0.0020029 Eth | $14,122.04 2,255.308 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0075% |
79 | Mercado Bitcoin | RNDR-BRL | $6.33 0.0020301 Eth | $13,325.26 2,105.178 RNDR | 0.0070% |
80 | HashKey Global | RENDER-USDT | $6.21 0.0019919 Eth | $11,284.36 1,754.460 RENDER | 0.0058% |
81 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $6.32 0.0020252 Eth | $10,526.63 1,681.621 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0056% |
82 | Bitlo | RENDER-TRY | $6.31 0.0020225 Eth | $8,192.23 1,303.767 RENDER | 0.0043% |
83 | WOO X | RENDER-USDT | $6.24 0.0019984 Eth | $7,913.83 1,268.470 RENDER | 0.0042% |
84 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-ES9VMFRZACERMJFRF4H2FYD4KCONKY11MCCE8BENWNYB | $6.27 0.0020096 Eth | $7,884.62 1,264.502 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0042% |
85 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X8F3CF7AD23CD3CADBD9735AFF958023239C6A063 | $6.31 0.0020219 Eth | $7,031.39 1,119.893 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0037% |
86 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $6.30 0.0020192 Eth | $6,209.30 988.220 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0033% |
87 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X61299774020DA444AF134C82FA83E3810B309991 | $6.30 0.0020199 Eth | $6,069.08 6,207.565 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0206% |
88 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $6.26 0.0020050 Eth | $4,351.35 706.106 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0023% |
89 | NovaDAX | RENDER-BRL | $6.33 0.0020270 Eth | $3,718.85 587.320 RENDER | 0.0019% |
90 | CEX.IO | RNDR-USDT | $6.24 0.0020010 Eth | $3,507.85 573.269 RNDR | 0.0019% |
91 | Backpack Exchange | RENDER-USDC | $6.29 0.0020174 Eth | $2,820.75 455.630 RENDER | 0.0015% |
92 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X61299774020DA444AF134C82FA83E3810B309991 | $6.30 0.0020183 Eth | $2,382.33 2,428.139 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0080% |
93 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0XC3C7D422809852031B44AB29EEC9F1EFF2A58756 | $6.24 0.0020014 Eth | $1,887.61 310.436 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0010% |
94 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $6.35 0.0020326 Eth | $1,359.97 216.193 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0007% |
95 | Uniswap V3 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $6.38 0.0020407 Eth | $822.67 122.296 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 0.0004% |
96 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $6.26 0.0020055 Eth | $658.65 104.120 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0003% |
97 | TokoCrypto | RENDER-BTC | $6.35 0.0020215 Eth | $544.10 85.697 RENDER | 0.0003% |
98 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0XD93F7E271CB87C23AAA73EDC008A79646D1F9912 | $6.38 0.0020460 Eth | $541.46 84.534 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0003% |
99 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $6.30 0.0020202 Eth | $538.31 84.865 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0003% |
100 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $6.34 0.0020321 Eth | $461.96 73.247 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0002% |
Contract Source Code Verified (Exact Match)
Contract Name:
AdminUpgradeabilityProxy
Compiler Version
v0.4.24+commit.e67f0147
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2021-03-11 */ /** *Submitted for verification at Etherscan.io on 2018-10-22 */ pragma solidity ^0.4.24; // File: contracts/upgradeability/Proxy.sol /** * @title Proxy * @dev Implements delegation of calls to other contracts, with proper * forwarding of return values and bubbling of failures. * It defines a fallback function that delegates all calls to the address * returned by the abstract _implementation() internal function. */ contract Proxy { /** * @dev Fallback function. * Implemented entirely in `_fallback`. */ function () payable external { _fallback(); } /** * @return The Address of the implementation. */ function _implementation() internal view returns (address); /** * @dev Delegates execution to an implementation contract. * This is a low level function that doesn't return to its internal call site. * It will return to the external caller whatever the implementation returns. * @param implementation Address to delegate. */ function _delegate(address implementation) internal { assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas, implementation, 0, calldatasize, 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize) } default { return(0, returndatasize) } } } /** * @dev Function that is run as the first thing in the fallback function. * Can be redefined in derived contracts to add functionality. * Redefinitions must call super._willFallback(). */ function _willFallback() internal { } /** * @dev fallback implementation. * Extracted to enable manual triggering. */ function _fallback() internal { _willFallback(); _delegate(_implementation()); } } // File: openzeppelin-solidity/contracts/AddressUtils.sol /** * Utility library of inline functions on addresses */ library AddressUtils { /** * Returns whether the target address is a contract * @dev This function will return false if invoked during the constructor of a contract, * as the code is not actually created until after the constructor finishes. * @param addr address to check * @return whether the target address is a contract */ function isContract(address addr) internal view returns (bool) { uint256 size; // XXX Currently there is no better way to check if there is a contract in an address // than to check the size of the code at that address. // See https://ethereum.stackexchange.com/a/14016/36603 // for more details about how this works. // TODO Check this again before the Serenity release, because all addresses will be // contracts then. // solium-disable-next-line security/no-inline-assembly assembly { size := extcodesize(addr) } return size > 0; } } // File: contracts/upgradeability/UpgradeabilityProxy.sol /** * @title UpgradeabilityProxy * @dev This contract implements a proxy that allows to change the * implementation address to which it will delegate. * Such a change is called an implementation upgrade. */ contract UpgradeabilityProxy is Proxy { /** * @dev Emitted when the implementation is upgraded. * @param implementation Address of the new implementation. */ event Upgraded(address indexed implementation); /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "org.zeppelinos.proxy.implementation", and is * validated in the constructor. */ bytes32 private constant IMPLEMENTATION_SLOT = 0x7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3; /** * @dev Contract constructor. * @param _implementation Address of the initial implementation. * @param _data Data to send as msg.data to the implementation to initialize the proxied contract. * It should include the signature and the parameters of the function to be called, as described in * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding. * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped. */ constructor(address _implementation, bytes _data) public payable { assert(IMPLEMENTATION_SLOT == keccak256("org.zeppelinos.proxy.implementation")); _setImplementation(_implementation); if(_data.length > 0) { require(_implementation.delegatecall(_data)); } } /** * @dev Returns the current implementation. * @return Address of the current implementation */ function _implementation() internal view returns (address impl) { bytes32 slot = IMPLEMENTATION_SLOT; assembly { impl := sload(slot) } } /** * @dev Upgrades the proxy to a new implementation. * @param newImplementation Address of the new implementation. */ function _upgradeTo(address newImplementation) internal { _setImplementation(newImplementation); emit Upgraded(newImplementation); } /** * @dev Sets the implementation address of the proxy. * @param newImplementation Address of the new implementation. */ function _setImplementation(address newImplementation) private { require(AddressUtils.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address"); bytes32 slot = IMPLEMENTATION_SLOT; assembly { sstore(slot, newImplementation) } } } // File: contracts/upgradeability/AdminUpgradeabilityProxy.sol /** * @title AdminUpgradeabilityProxy * @dev This contract combines an upgradeability proxy with an authorization * mechanism for administrative tasks. * All external functions in this contract must be guarded by the * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity * feature proposal that would enable this to be done automatically. */ contract AdminUpgradeabilityProxy is UpgradeabilityProxy { /** * @dev Emitted when the administration has been transferred. * @param previousAdmin Address of the previous admin. * @param newAdmin Address of the new admin. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "org.zeppelinos.proxy.admin", and is * validated in the constructor. */ bytes32 private constant ADMIN_SLOT = 0x10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b; /** * @dev Modifier to check whether the `msg.sender` is the admin. * If it is, it will run the function. Otherwise, it will delegate the call * to the implementation. */ modifier ifAdmin() { if (msg.sender == _admin()) { _; } else { _fallback(); } } /** * Contract constructor. * It sets the `msg.sender` as the proxy administrator. * @param _implementation address of the initial implementation. * @param _data Data to send as msg.data to the implementation to initialize the proxied contract. * It should include the signature and the parameters of the function to be called, as described in * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding. * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped. */ constructor(address _implementation, bytes _data) UpgradeabilityProxy(_implementation, _data) public payable { assert(ADMIN_SLOT == keccak256("org.zeppelinos.proxy.admin")); _setAdmin(msg.sender); } /** * @return The address of the proxy admin. */ function admin() external view ifAdmin returns (address) { return _admin(); } /** * @return The address of the implementation. */ function implementation() external view ifAdmin returns (address) { return _implementation(); } /** * @dev Changes the admin of the proxy. * Only the current admin can call this function. * @param newAdmin Address to transfer proxy administration to. */ function changeAdmin(address newAdmin) external ifAdmin { require(newAdmin != address(0), "Cannot change the admin of a proxy to the zero address"); emit AdminChanged(_admin(), newAdmin); _setAdmin(newAdmin); } /** * @dev Upgrade the backing implementation of the proxy. * Only the admin can call this function. * @param newImplementation Address of the new implementation. */ function upgradeTo(address newImplementation) external ifAdmin { _upgradeTo(newImplementation); } /** * @dev Upgrade the backing implementation of the proxy and call a function * on the new implementation. * This is useful to initialize the proxied contract. * @param newImplementation Address of the new implementation. * @param data Data to send as msg.data in the low level call. * It should include the signature and the parameters of the function to be called, as described in * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding. */ function upgradeToAndCall(address newImplementation, bytes data) payable external ifAdmin { _upgradeTo(newImplementation); require(newImplementation.delegatecall(data)); } /** * @return The admin slot. */ function _admin() internal view returns (address adm) { bytes32 slot = ADMIN_SLOT; assembly { adm := sload(slot) } } /** * @dev Sets the address of the proxy admin. * @param newAdmin Address of the new proxy admin. */ function _setAdmin(address newAdmin) internal { bytes32 slot = ADMIN_SLOT; assembly { sstore(slot, newAdmin) } } /** * @dev Only fall back when the sender is not the admin. */ function _willFallback() internal { require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin"); super._willFallback(); } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"constant":false,"inputs":[{"name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newImplementation","type":"address"},{"name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":true,"inputs":[],"name":"implementation","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"admin","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_implementation","type":"address"},{"name":"_data","type":"bytes"}],"payable":true,"stateMutability":"payable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"previousAdmin","type":"address"},{"indexed":false,"name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"implementation","type":"address"}],"name":"Upgraded","type":"event"}]
Contract Creation Code
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Deployed Bytecode
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000001a1fdf27c5e6784d1cebf256a8a5cc0877e73af000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000044485cc955000000000000000000000000b4ed31195d1ad52f868dfc6a607e97d6773927f60000000000000000000000000996bfb5d057faa237640e2506be7b4f9c46de0b00000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _implementation (address): 0x1a1fdf27c5e6784d1cEbF256A8A5Cc0877e73Af0
Arg [1] : _data (bytes): 0x485cc955000000000000000000000000b4ed31195d1ad52f868dfc6a607e97d6773927f60000000000000000000000000996bfb5d057faa237640e2506be7b4f9c46de0b
-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 0000000000000000000000001a1fdf27c5e6784d1cebf256a8a5cc0877e73af0
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000044
Arg [3] : 485cc955000000000000000000000000b4ed31195d1ad52f868dfc6a607e97d6
Arg [4] : 773927f60000000000000000000000000996bfb5d057faa237640e2506be7b4f
Arg [5] : 9c46de0b00000000000000000000000000000000000000000000000000000000
Deployed Bytecode Sourcemap
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Swarm Source
bzzr://f82e8b87e97893a49b8bd4d7b939f667ecf5bb0557066c581f98354d9f5ade52
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