ERC-20
Overview
Max Total Supply
532,450,920.655491621867838809 RNDR
Holders
83,432 ( -0.011%)
Market
Price
$5.35 @ 0.002020 ETH (-0.37%)
Onchain Market Cap
$2,848,612,425.51
Circulating Supply Market Cap
$2,097,949,272.00
Other Info
Token Contract (WITH 18 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | WhiteBIT | RENDER-USDT | $5.35 0.0020197 Eth | $14,245,342.00 2,661,966.480 RENDER | 19.0026% |
2 | Binance | RENDER-USDT | $5.35 0.0020183 Eth | $11,727,059.00 2,180,167.670 RENDER | 15.5632% |
3 | Nami.Exchange | RENDER-USDT | $5.36 0.0020229 Eth | $6,257,366.00 1,166,538.860 RENDER | 8.3274% |
4 | Nami.Exchange | RENDER-VNST | $5.40 0.0020361 Eth | $5,194,592.00 962,112.640 RENDER | 6.8681% |
5 | Coinbase Exchange | RNDR-USD | $5.34 0.0020172 Eth | $4,285,377.00 801,874.450 RNDR | 5.7242% |
6 | DigiFinex | RENDER-USDT | $5.35 0.0020198 Eth | $3,949,201.00 738,014.750 RENDER | 5.2684% |
7 | Bybit | RENDER-USDT | $5.35 0.0020204 Eth | $2,872,441.00 534,043.200 RENDER | 3.8123% |
8 | OKX | RENDER-USDT | $5.35 0.0020199 Eth | $2,445,948.00 455,795.316 RENDER | 3.2537% |
9 | HTX | RENDER-USDT | $5.35 0.0020201 Eth | $2,368,288.00 440,496.004 RENDER | 3.1445% |
10 | AscendEX (BitMax) | RENDER-USDT | $5.37 0.0020266 Eth | $2,259,235.00 420,783.700 RENDER | 3.0038% |
11 | Bitget | RENDER-USDT | $5.35 0.0020198 Eth | $1,968,277.00 366,973.030 RENDER | 2.6197% |
12 | Toobit | RENDER-USDT | $5.36 0.0020225 Eth | $1,775,309.00 330,011.400 RENDER | 2.3558% |
13 | Websea | RENDER-USDT | $5.35 0.0020195 Eth | $1,765,428.00 0.000 RENDER | 0.0000% |
14 | Coinbase Exchange | RENDER-USD | $5.35 0.0020199 Eth | $1,536,227.00 286,984.350 RENDER | 2.0487% |
15 | Gate.io | RENDER-USDT | $5.35 0.0020192 Eth | $1,219,704.00 227,349.160 RENDER | 1.6229% |
16 | Bitunix | RENDER-USDT | $5.35 0.0020200 Eth | $983,899.00 183,849.170 RENDER | 1.3124% |
17 | Raydium (CLMM) | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $5.34 0.0020127 Eth | $789,865.00 144,083.797 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 1.0285% |
18 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $5.34 0.0020136 Eth | $693,734.00 126,243.455 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.9012% |
19 | LBank | RENDER-USDT | $5.35 0.0020207 Eth | $677,798.00 126,594.080 RENDER | 0.9037% |
20 | Bitvavo | RENDER-EUR | $5.36 0.0020226 Eth | $643,837.00 120,151.920 RENDER | 0.8577% |
21 | KuCoin | RENDER-USDT | $5.35 0.0020207 Eth | $627,719.00 117,250.320 RENDER | 0.8370% |
22 | BtcTurk | Kripto | RENDER-TRY | $5.37 0.0020249 Eth | $565,129.00 105,245.220 RENDER | 0.7513% |
23 | Hotcoin | RENDER-USDT | $5.35 0.0020185 Eth | $543,282.00 101,556.800 RENDER | 0.7250% |
24 | Binance | RENDER-USDC | $5.34 0.0020176 Eth | $504,036.00 94,119.970 RENDER | 0.6719% |
25 | MEXC | RENDER-USDT | $5.37 0.0020233 Eth | $388,117.00 72,341.490 RENDER | 0.5164% |
26 | Crypto.com Exchange | RENDER-USD | $5.35 0.0020204 Eth | $370,296.00 69,170.300 RENDER | 0.4938% |
27 | CoinW | RENDER-USDT | $5.35 0.0020192 Eth | $365,121.00 68,243.340 RENDER | 0.4872% |
28 | bitcastle | RENDER-USDT | $5.35 0.0020192 Eth | $364,213.00 67,714.660 RENDER | 0.4834% |
29 | Binance | RENDER-TRY | $5.34 0.0020152 Eth | $358,433.00 66,769.790 RENDER | 0.4766% |
30 | BitMart | RENDER-USDT | $5.35 0.0020172 Eth | $343,022.00 64,126.200 RENDER | 0.4578% |
31 | Kraken | RENDER-USD | $5.36 0.0020229 Eth | $339,596.00 63,345.606 RENDER | 0.4522% |
32 | Bitazza | RENDER-USDT | $5.35 0.0020183 Eth | $283,149.00 52,751.840 RENDER | 0.3766% |
33 | BitDelta | RENDER-USDT | $5.36 0.0020229 Eth | $275,403.00 51,297.490 RENDER | 0.3662% |
34 | Bithumb | RENDER-KRW | $5.35 0.0020179 Eth | $266,490.00 49,842.267 RENDER | 0.3558% |
35 | BingX | RENDER-USDT | $5.35 0.0020181 Eth | $242,889.00 45,205.089 RENDER | 0.3227% |
36 | FameEX | RENDER-USDT | $5.35 0.0020194 Eth | $232,105.00 43,182.430 RENDER | 0.3083% |
37 | Phemex | RENDER-USDT | $5.35 0.0020179 Eth | $225,236.00 42,091.890 RENDER | 0.3005% |
38 | PointPay | RENDER-USDT | $5.36 0.0020198 Eth | $195,117.00 36,271.770 RENDER | 0.2589% |
39 | WhiteBIT | RENDER-BTC | $5.36 0.0020229 Eth | $193,702.00 36,138.270 RENDER | 0.2580% |
40 | Binance | RENDER-BTC | $5.33 0.0020171 Eth | $181,422.00 33,830.040 RENDER | 0.2415% |
41 | OrangeX | RENDER-USDT | $5.36 0.0020238 Eth | $170,003.00 31,668.970 RENDER | 0.2261% |
42 | WEEX | RENDER-USDT | $5.36 0.0020217 Eth | $112,807.00 21,004.000 RENDER | 0.1499% |
43 | Bitbank | RNDR-JPY | $5.38 0.0020312 Eth | $95,831.00 17,802.388 RNDR | 0.1271% |
44 | Binance | RENDER-FDUSD | $5.33 0.0020157 Eth | $91,400.00 16,960.150 RENDER | 0.1211% |
45 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $5.35 0.0020206 Eth | $89,948.00 16,817.386 0X61299774020DA444AF134C82FA83E3810B309991 | 0.1201% |
46 | Nominex | RENDER-USDT | $5.35 0.0020197 Eth | $89,893.00 16,797.989 RENDER | 0.1199% |
47 | Uniswap V2 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $5.31 0.0020057 Eth | $85,941.00 16,210.826 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 0.1157% |
48 | Upbit | RENDER-BTC | $5.36 0.0020247 Eth | $83,043.00 15,479.203 RENDER | 0.1105% |
49 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $5.36 0.0020230 Eth | $63,112.00 11,716.800 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0836% |
50 | WhiteBIT | RENDER-TRY | $5.37 0.0020255 Eth | $62,374.00 11,622.330 RENDER | 0.0830% |
51 | Nonkyc.io | RENDER-USDT | $5.33 0.0020111 Eth | $61,422.00 11,439.917 RENDER | 0.0817% |
52 | Fairdesk | RENDER-USDT | $5.35 0.0020200 Eth | $56,356.00 10,530.603 RENDER | 0.0752% |
53 | Coinbase Exchange | RNDR-EUR | $5.33 0.0020136 Eth | $48,761.00 9,140.100 RNDR | 0.0652% |
54 | Orca | NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $5.36 0.0020204 Eth | $47,978.00 25,757.767 NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7 | 0.1839% |
55 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $5.36 0.0020204 Eth | $47,741.00 8,889.602 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0635% |
56 | BloFin | RENDER-USDT | $5.36 0.0020218 Eth | $40,534.00 7,534.201 RENDER | 0.0538% |
57 | Tapbit | RENDER-USDT | $5.36 0.0020226 Eth | $37,204.00 6,916.680 RENDER | 0.0494% |
58 | TokoCrypto | RENDER-USDT | $5.35 0.0020191 Eth | $33,903.00 6,339.031 RENDER | 0.0453% |
59 | Backpack Exchange | RENDER-USDC | $5.36 0.0020221 Eth | $30,588.00 5,717.040 RENDER | 0.0408% |
60 | Kraken | RENDER-EUR | $5.36 0.0020226 Eth | $26,919.00 5,022.018 RENDER | 0.0358% |
61 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $5.35 0.0020194 Eth | $26,720.00 144,083.797 SO11111111111111111111111111111111111111112 | 1.0285% |
62 | Raydium (CLMM) | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $5.36 0.0020233 Eth | $26,233.00 4,894.326 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0349% |
63 | Gemini | RNDR-USD | $5.37 0.0020273 Eth | $23,752.00 4,422.212 RNDR | 0.0316% |
64 | Binance | RENDER-EUR | $5.34 0.0020149 Eth | $20,108.00 3,738.240 RENDER | 0.0267% |
65 | Coinbase Exchange | RNDR-USDT | $5.33 0.0020099 Eth | $19,529.82 3,664.510 RNDR | 0.0262% |
66 | Mercado Bitcoin | RNDR-BRL | $5.39 0.0020345 Eth | $16,010.63 2,968.902 RNDR | 0.0212% |
67 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $5.36 0.0020235 Eth | $15,955.24 2,979.257 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0213% |
68 | Crypto.com Exchange | RENDER-USDT | $5.35 0.0020201 Eth | $10,643.59 1,988.490 RENDER | 0.0142% |
69 | Kanga | RENDER-USDT | $5.36 0.0020219 Eth | $9,747.15 0.000 RENDER | 0.0000% |
70 | Binance | RENDER-BRL | $5.39 0.0020352 Eth | $8,310.62 1,542.530 RENDER | 0.0110% |
71 | Bitlo | RENDER-TRY | $5.37 0.0020268 Eth | $6,699.87 1,245.970 RENDER | 0.0089% |
72 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $5.30 0.0020001 Eth | $5,215.04 969.447 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0069% |
73 | Bitstamp | RNDR-USD | $5.36 0.0020236 Eth | $4,404.45 821.420 RNDR | 0.0059% |
74 | Bitstamp | RNDR-EUR | $5.35 0.0020188 Eth | $4,156.87 777.090 RNDR | 0.0055% |
75 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $5.35 0.0020183 Eth | $3,678.00 669.211 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0048% |
76 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $5.36 0.0020229 Eth | $3,555.63 662.579 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0047% |
77 | Binance US | RENDER-USDT | $5.34 0.0020167 Eth | $3,234.71 605.360 RENDER | 0.0043% |
78 | TokoCrypto | RENDER-BTC | $5.35 0.0020181 Eth | $1,767.45 330.552 RENDER | 0.0024% |
79 | Meteora | NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $5.34 0.0020175 Eth | $1,763.64 948.562 NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7 | 0.0068% |
80 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X61299774020DA444AF134C82FA83E3810B309991 | $5.30 0.0020001 Eth | $1,634.52 1,658.703 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0118% |
81 | Foxbit | RENDER-BRL | $5.39 0.0020335 Eth | $1,396.67 256.390 RENDER | 0.0018% |
82 | NovaDAX | RENDER-BRL | $5.40 0.0020393 Eth | $1,359.52 251.560 RENDER | 0.0018% |
83 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $5.34 0.0020139 Eth | $1,285.90 235.294 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0017% |
84 | HashKey Global | RENDER-USDT | $5.35 0.0020203 Eth | $1,211.31 225.640 RENDER | 0.0016% |
85 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $5.36 0.0020220 Eth | $871.29 159.796 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0011% |
86 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $5.34 0.0020157 Eth | $750.35 140.630 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0010% |
87 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X61299774020DA444AF134C82FA83E3810B309991 | $5.36 0.0020212 Eth | $475.24 41.703 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0003% |
88 | WOO X | RENDER-USDT | $5.35 0.0020208 Eth | $475.20 88.750 RENDER | 0.0006% |
89 | zondacrypto | RENDER-PLN | $5.35 0.0020164 Eth | $304.39 56.929 RENDER | 0.0004% |
90 | Gate.io | RENDER-USDC | $5.32 0.0020080 Eth | $194.01 35.970 RENDER | 0.0003% |
91 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $5.30 0.0020000 Eth | $125.19 23.296 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0002% |
92 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $5.34 0.0020159 Eth | $79.97 14.627 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0001% |
93 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $5.34 0.0020159 Eth | $69.39 12.991 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0001% |
94 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $5.32 0.0020098 Eth | $38.84 7.212 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0001% |
95 | CEX.IO | RNDR-USDT | $5.36 0.0020229 Eth | $34.12 6.340 RNDR | 0.0000% |
96 | Quickswap | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $5.30 0.0019996 Eth | $32.93 6.148 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0000% |
97 | CEX.IO | RNDR-USD | $5.36 0.0020207 Eth | $30.44 5.693 RNDR | 0.0000% |
98 | Quickswap (v3) | 0X61299774020DA444AF134C82FA83E3810B309991-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $5.36 0.0020213 Eth | $21.64 4.004 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0000% |
99 | Orca | ORCAEKTDK7LKZ57VAAYR9QENSVEPFIU6QEMU1KEKTZE-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $5.36 0.0020224 Eth | $7.18 3.346 ORCAEKTDK7LKZ57VAAYR9QENSVEPFIU6QEMU1KEKTZE | 0.0000% |
100 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0XC3C7D422809852031B44AB29EEC9F1EFF2A58756 | $5.36 0.0020236 Eth | $2.05 0.383 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0000% |
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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