ERC-20
Overview
Max Total Supply
532,450,920.655491621867838809 RNDR
Holders
83,314 ( -0.012%)
Market
Price
$4.69 @ 0.001872 ETH (-0.65%)
Onchain Market Cap
$2,497,194,817.87
Circulating Supply Market Cap
$1,840,632,503.00
Other Info
Token Contract (WITH 18 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Gate.io | RENDER-USDT | $4.70 0.0018741 Eth | $6,429,659.00 1,346,993.020 RENDER | 12.2876% |
2 | DigiFinex | RENDER-USDT | $4.70 0.0018733 Eth | $5,233,866.00 1,114,518.490 RENDER | 10.1669% |
3 | Ourbit | RENDER-USDT | $4.69 0.0018707 Eth | $3,740,201.00 784,767.580 RENDER | 7.1588% |
4 | Bybit | RENDER-USDT | $4.70 0.0018737 Eth | $3,724,930.00 782,018.510 RENDER | 7.1338% |
5 | HTX | RENDER-USDT | $4.70 0.0018747 Eth | $3,157,061.00 665,270.388 RENDER | 6.0688% |
6 | AscendEX (BitMax) | RENDER-USDT | $4.68 0.0018677 Eth | $2,175,964.00 464,742.700 RENDER | 4.2395% |
7 | Toobit | RENDER-USDT | $4.70 0.0018748 Eth | $2,058,054.00 431,396.580 RENDER | 3.9353% |
8 | Bitget | RENDER-USDT | $4.70 0.0018753 Eth | $2,024,137.00 426,581.150 RENDER | 3.8914% |
9 | Coinbase Exchange | RENDER-USD | $4.70 0.0018746 Eth | $1,967,149.00 418,542.340 RENDER | 3.8180% |
10 | Coinbase Exchange | RNDR-USD | $4.70 0.0018745 Eth | $1,940,652.00 412,913.440 RNDR | 3.7667% |
11 | OKX | RENDER-USDT | $4.70 0.0018757 Eth | $1,911,280.00 398,485.449 RENDER | 3.6351% |
12 | LBank | RENDER-USDT | $4.72 0.0018807 Eth | $1,557,992.00 330,415.270 RENDER | 3.0141% |
13 | Bitunix | RENDER-USDT | $4.70 0.0018734 Eth | $1,520,437.00 323,170.040 RENDER | 2.9480% |
14 | Hotcoin | RENDER-USDT | $4.70 0.0018741 Eth | $1,240,783.00 264,092.090 RENDER | 2.4091% |
15 | Raydium (CLMM) | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $4.69 0.0018727 Eth | $1,023,252.00 215,592.101 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 1.9667% |
16 | Binance | RENDER-USDC | $4.70 0.0018741 Eth | $714,550.00 149,619.240 RENDER | 1.3649% |
17 | Binance | RENDER-TRY | $4.72 0.0018838 Eth | $685,857.00 141,488.610 RENDER | 1.2907% |
18 | KuCoin | RENDER-USDT | $4.70 0.0018761 Eth | $643,462.00 136,818.370 RENDER | 1.2481% |
19 | BingX | RENDER-USDT | $4.70 0.0018737 Eth | $573,580.00 120,175.567 RENDER | 1.0963% |
20 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $4.69 0.0018715 Eth | $568,690.00 119,973.424 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 1.0944% |
21 | Uniswap V3 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $4.66 0.0018603 Eth | $529,195.00 112,272.292 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 1.0242% |
22 | Bitvavo | RENDER-EUR | $4.72 0.0018828 Eth | $503,912.00 106,764.169 RENDER | 0.9739% |
23 | bitcastle | RENDER-USDT | $4.69 0.0018690 Eth | $404,132.00 84,664.390 RENDER | 0.7723% |
24 | CoinW | RENDER-USDT | $4.70 0.0018743 Eth | $399,496.00 85,021.580 RENDER | 0.7756% |
25 | Kraken | RENDER-USD | $4.70 0.0018728 Eth | $384,319.00 81,856.979 RENDER | 0.7467% |
26 | BVOX | RENDER-USDT | $4.69 0.0018730 Eth | $327,958.00 68,974.820 RENDER | 0.6292% |
27 | BitMart | RENDER-USDT | $4.71 0.0018772 Eth | $320,713.00 68,149.400 RENDER | 0.6217% |
28 | LCX Exchange | RENDER-EUR | $4.68 0.0018678 Eth | $319,118.00 68,144.679 RENDER | 0.6216% |
29 | WhiteBIT | RENDER-BTC | $4.70 0.0018742 Eth | $298,208.00 63,446.060 RENDER | 0.5788% |
30 | MEXC | RENDER-USDT | $4.70 0.0018733 Eth | $295,007.00 62,819.930 RENDER | 0.5731% |
31 | TokoCrypto | RENDER-USDT | $4.70 0.0018745 Eth | $293,308.00 62,414.605 RENDER | 0.5694% |
32 | Bitazza | RENDER-USDT | $4.72 0.0018815 Eth | $283,529.00 59,781.870 RENDER | 0.5453% |
33 | FameEX | RENDER-USDT | $4.70 0.0018747 Eth | $283,341.00 59,397.930 RENDER | 0.5418% |
34 | BitDelta | RENDER-USDT | $4.70 0.0018741 Eth | $261,961.00 55,174.170 RENDER | 0.5033% |
35 | Phemex | RENDER-USDT | $4.71 0.0018781 Eth | $257,995.00 54,791.630 RENDER | 0.4998% |
36 | Bitrue | RENDER-USDT | $4.70 0.0018751 Eth | $227,997.00 48,497.610 RENDER | 0.4424% |
37 | PointPay | RENDER-USDT | $4.70 0.0018741 Eth | $226,098.00 47,380.856 RENDER | 0.4322% |
38 | CoinEx | RENDER-USDT | $4.70 0.0018762 Eth | $149,652.00 31,503.191 RENDER | 0.2874% |
39 | CoinTR | RENDER-TRY | $4.74 0.0018906 Eth | $149,355.00 31,332.720 RENDER | 0.2858% |
40 | Binance | RENDER-BTC | $4.70 0.0018747 Eth | $146,323.00 30,750.070 RENDER | 0.2805% |
41 | OrangeX | RENDER-USDT | $4.70 0.0018744 Eth | $143,161.00 29,867.190 RENDER | 0.2725% |
42 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $4.71 0.0018795 Eth | $141,301.00 29,597.985 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.2700% |
43 | WEEX | RENDER-USDT | $4.70 0.0018741 Eth | $140,749.00 29,455.000 RENDER | 0.2687% |
44 | Binance | RENDER-FDUSD | $4.70 0.0018764 Eth | $139,972.00 29,320.180 RENDER | 0.2675% |
45 | Nonkyc.io | RENDER-USDT | $4.69 0.0018688 Eth | $130,446.00 27,392.491 RENDER | 0.2499% |
46 | Bitbank | RNDR-JPY | $4.69 0.0018715 Eth | $125,108.00 26,663.831 RNDR | 0.2432% |
47 | CoinTR | RENDER-USDT | $4.70 0.0018721 Eth | $118,657.00 25,015.990 RENDER | 0.2282% |
48 | Nominex | RENDER-USDT | $4.70 0.0018739 Eth | $111,396.00 23,677.483 RENDER | 0.2160% |
49 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $4.72 0.0018810 Eth | $98,354.00 20,668.626 0X61299774020DA444AF134C82FA83E3810B309991 | 0.1885% |
50 | WhiteBIT | RENDER-TRY | $4.74 0.0018905 Eth | $96,501.00 20,359.740 RENDER | 0.1857% |
51 | Coinbase Exchange | RNDR-USDT | $4.70 0.0018760 Eth | $75,561.00 16,065.710 RNDR | 0.1466% |
52 | Kraken | RENDER-EUR | $4.71 0.0018802 Eth | $65,910.00 13,983.497 RENDER | 0.1276% |
53 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $4.65 0.0018538 Eth | $63,131.00 13,526.354 0X61299774020DA444AF134C82FA83E3810B309991 | 0.1234% |
54 | Uniswap V3 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $4.71 0.0018775 Eth | $57,700.00 12,278.160 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 0.1120% |
55 | Raydium (CLMM) | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $4.71 0.0018786 Eth | $49,429.00 10,380.713 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0947% |
56 | Uniswap V2 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $4.66 0.0018579 Eth | $38,339.00 8,036.350 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 0.0733% |
57 | Tapbit | RENDER-USDT | $4.69 0.0018695 Eth | $38,326.00 8,049.240 RENDER | 0.0734% |
58 | WEEX | RENDER-USDC | $4.70 0.0018741 Eth | $35,282.00 7,401.700 RENDER | 0.0675% |
59 | BloFin | RENDER-USDT | $4.69 0.0018698 Eth | $30,979.00 6,537.530 RENDER | 0.0596% |
60 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $4.70 0.0018757 Eth | $29,491.00 6,180.363 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0564% |
61 | Crypto.com Exchange | RENDER-USD | $4.69 0.0018721 Eth | $28,945.00 6,167.230 RENDER | 0.0563% |
62 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $4.71 0.0018786 Eth | $28,803.00 215,592.101 SO11111111111111111111111111111111111111112 | 1.9667% |
63 | Gemini | RNDR-USD | $4.72 0.0018820 Eth | $27,829.00 5,898.438 RNDR | 0.0538% |
64 | Coinbase Exchange | RNDR-EUR | $4.71 0.0018790 Eth | $24,136.00 5,123.600 RNDR | 0.0467% |
65 | Binance US | RENDER-USDT | $4.70 0.0018763 Eth | $18,332.75 3,899.313 RENDER | 0.0356% |
66 | Orca | NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $4.71 0.0018769 Eth | $17,417.70 5,732.948 NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7 | 0.0523% |
67 | Mercado Bitcoin | RNDR-BRL | $4.70 0.0018764 Eth | $17,268.52 3,670.667 RNDR | 0.0335% |
68 | Crypto.com Exchange | RENDER-USDT | $4.71 0.0018771 Eth | $15,024.46 3,192.570 RENDER | 0.0291% |
69 | Binance | RENDER-BRL | $4.70 0.0018742 Eth | $12,663.15 2,655.630 RENDER | 0.0242% |
70 | Upbit | RENDER-BTC | $4.70 0.0018769 Eth | $11,344.44 2,411.166 RENDER | 0.0220% |
71 | CoinEx | RENDER-BTC | $4.69 0.0018719 Eth | $10,545.36 2,225.604 RENDER | 0.0203% |
72 | Kanga | RENDER-USDT | $4.69 0.0018719 Eth | $10,198.36 0.000 RENDER | 0.0000% |
73 | NovaDAX | RENDER-BRL | $4.73 0.0018853 Eth | $5,697.52 1,204.880 RENDER | 0.0110% |
74 | Bitazza | RENDER-THB | $4.73 0.0018847 Eth | $5,154.65 1,066.840 RENDER | 0.0097% |
75 | CoinEx | RENDER-USDC | $4.68 0.0018662 Eth | $4,847.23 1,018.033 RENDER | 0.0093% |
76 | Nominex | RENDER-USDC | $4.70 0.0018739 Eth | $4,766.93 1,013.224 RENDER | 0.0092% |
77 | Backpack Exchange | RENDER-USDC | $4.69 0.0018710 Eth | $3,913.42 824.610 RENDER | 0.0075% |
78 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X61299774020DA444AF134C82FA83E3810B309991 | $4.65 0.0018536 Eth | $2,601.51 2,674.650 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 0.0244% |
79 | Nominex | RENDER-TRY | $4.72 0.0018809 Eth | $2,536.54 537.139 RENDER | 0.0049% |
80 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $4.65 0.0018538 Eth | $1,886.50 400.450 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0037% |
81 | Foxbit | RENDER-BRL | $4.72 0.0018817 Eth | $1,349.02 286.310 RENDER | 0.0026% |
82 | HashKey Global | RENDER-USDT | $4.71 0.0018770 Eth | $1,335.22 281.170 RENDER | 0.0026% |
83 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $4.72 0.0018814 Eth | $1,204.98 253.707 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0023% |
84 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $4.69 0.0018691 Eth | $1,143.26 239.679 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0022% |
85 | Meteora | NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7-RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | $4.68 0.0018644 Eth | $589.93 193.370 NOSXBVOACTTYDLVKY6CSB4AC8JCDQKKAAWYTX2ZMOO7 | 0.0018% |
86 | zondacrypto | RENDER-PLN | $4.67 0.0018623 Eth | $454.09 97.261 RENDER | 0.0009% |
87 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $4.71 0.0018771 Eth | $405.54 85.500 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0008% |
88 | Uniswap V3 (Polygon) | 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X61299774020DA444AF134C82FA83E3810B309991 | $4.65 0.0018554 Eth | $400.37 36.105 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39 | 0.0003% |
89 | Uniswap V3 (Polygon) | 0X61299774020DA444AF134C82FA83E3810B309991-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $4.65 0.0018536 Eth | $274.69 57.570 0X61299774020DA444AF134C82FA83E3810B309991 | 0.0005% |
90 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $4.67 0.0018631 Eth | $211.57 44.085 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0004% |
91 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $4.69 0.0018711 Eth | $198.14 41.574 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0004% |
92 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-SO11111111111111111111111111111111111111112 | $4.69 0.0018697 Eth | $186.62 39.328 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0004% |
93 | Orca | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $4.75 0.0018935 Eth | $125.61 26.154 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0002% |
94 | WOO X | RENDER-USDT | $4.70 0.0018745 Eth | $116.63 24.820 RENDER | 0.0002% |
95 | Meteora | RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $4.68 0.0018667 Eth | $37.10 7.722 RNDRIZKT3MK1IIMDXRDWABCF7ZG7AR5T4NUD4EKHBOF | 0.0001% |
96 | Uniswap V3 (Ethereum) | 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24-0XB56AAAC80C931161548A49181C9E000A19489C44 | $4.71 0.0018773 Eth | $36.08 7.667 0X6DE037EF9AD2725EB40118BB1702EBB27E4AEB24 | 0.0001% |
97 | CEX.IO | RNDR-USD | $4.70 0.0018750 Eth | $20.44 4.218 RNDR | 0.0000% |
98 | CEX.IO | RNDR-USDT | $4.70 0.0018757 Eth | $18.45 3.816 RNDR | 0.0000% |
99 | TokoCrypto | RENDER-BTC | $4.69 0.0018716 Eth | $10.39 2.216 RENDER | 0.0000% |
100 | Gate.io | RENDER-TRY | $4.72 0.0018846 Eth | $4.97 1.042 RENDER | 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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