2 | | - | {-# SCRIPT_TYPE ACCOUNT #-} |
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3 | | - | {-# CONTENT_TYPE DAPP #-} |
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4 | | - | let RSAPUBLIC = fromBase64String("base64:MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqlAiANSmBpDHYKP9sKgeN/l1bAb28g/tGlgDkwT5FiMN4X3pwdvdxE7mvSR8/41dU9rx4jG+6tZpb1ULVDPs431tR2IRaTXw5Cj+Ac2vhL+5JamCerGD1UW+bh/EGQtxo8W3YLDrofXB5QHJx4Pkz2Kgf+oS/C8hHuB/U4krO76U0507GTjZPP9kRQ0uLSMeqQXt8wXS+nMp5wajqxPpDLMaSREgsKwv/AEkP4dzpTYbikLBYl4qtdJsD84HLFSkiwd3BhcOrPjoIYmLxQuBD5TIMKTKD3sdZgaY9rsyqx3A00innyxD6zp3b4gFpUOX8JxKZdEC2myEqleNgg7GzwIDAQAB") |
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5 | | - | |
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6 | | - | let SERVER = addressFromStringValue("3NCiG28LmWyTigWG13E5QnvdHBsZFYXSS2j") |
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7 | | - | |
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8 | | - | let SESSIONIDFIXSIZE = 50 |
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9 | | - | |
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10 | | - | let STATEINIT = "INIT" |
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11 | | - | |
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12 | | - | let STATEREADY = "READY" |
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13 | | - | |
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14 | | - | let STATEFINISHED = "FINISHED" |
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15 | | - | |
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16 | | - | func abs (val) = if ((0 > val)) |
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17 | | - | then -(val) |
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18 | | - | else val |
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19 | | - | |
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20 | | - | |
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21 | | - | func formatStateDataParam (p) = { |
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22 | | - | let s = size(p) |
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23 | | - | if ((s == 0)) |
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24 | | - | then throw("Parameter size must be greater then 0") |
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25 | | - | else if ((s > 99)) |
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26 | | - | then throw("Parameter size must be less then 100") |
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27 | | - | else if ((10 > s)) |
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28 | | - | then (("0" + toString(s)) + p) |
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29 | | - | else (toString(s) + p) |
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30 | | - | } |
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31 | | - | |
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32 | | - | |
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33 | | - | func formatStateDataStr (drawState,organizerPubKey58,randOrEmpty) = { |
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34 | | - | let fullStateStr = ((formatStateDataParam(drawState) + "_") + formatStateDataParam(organizerPubKey58)) |
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35 | | - | if ((randOrEmpty == "")) |
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36 | | - | then fullStateStr |
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37 | | - | else ((fullStateStr + "_") + formatStateDataParam(randOrEmpty)) |
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38 | | - | } |
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39 | | - | |
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40 | | - | |
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41 | | - | func removeUnderscoreIfPresent (remaining) = if ((size(remaining) > 0)) |
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42 | | - | then drop(remaining, 1) |
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43 | | - | else remaining |
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44 | | - | |
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45 | | - | |
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46 | | - | func parseNextAttribute (remaining) = { |
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47 | | - | let s = size(remaining) |
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48 | | - | if ((s > 0)) |
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49 | | - | then { |
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50 | | - | let nn = parseIntValue(take(remaining, 2)) |
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51 | | - | let v = take(drop(remaining, 2), nn) |
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52 | | - | let tmpRemaining = drop(remaining, (nn + 2)) |
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53 | | - | let remainingState = removeUnderscoreIfPresent(tmpRemaining) |
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54 | | - | [v, remainingState] |
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55 | | - | } |
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56 | | - | else throw("Empty string was passed into parseNextAttribute func") |
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57 | | - | } |
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58 | | - | |
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59 | | - | |
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60 | | - | func parseGameRawDataStr (rawStateStr) = { |
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61 | | - | let gameState = parseNextAttribute(rawStateStr) |
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62 | | - | let organizerPubKey58 = parseNextAttribute(gameState[1]) |
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63 | | - | let randsOrEmpty = parseNextAttribute(organizerPubKey58[1]) |
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64 | | - | [gameState[0], organizerPubKey58[0], organizerPubKey58[0], randsOrEmpty[0]] |
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65 | | - | } |
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66 | | - | |
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67 | | - | |
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68 | | - | func extractGameDataList (sessionId) = { |
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69 | | - | let rawDataStr = match getString(this, sessionId) { |
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70 | | - | case str: String => |
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71 | | - | str |
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72 | | - | case _ => |
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73 | | - | throw(("Couldn't find game by " + sessionId)) |
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74 | | - | } |
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75 | | - | parseGameRawDataStr(rawDataStr) |
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76 | | - | } |
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77 | | - | |
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78 | | - | |
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79 | | - | func nextRand (currRandsVect,remainingHash) = { |
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80 | | - | let nextRandInt = abs(toInt(remainingHash)) |
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81 | | - | let nextRandVect = toBytes(nextRandInt) |
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82 | | - | let s = (size(currRandsVect) / 8) |
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83 | | - | if ((0 == s)) |
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84 | | - | then [nextRandVect, drop(remainingHash, 1)] |
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85 | | - | else { |
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86 | | - | let duplicate = if (if (if (if (if (if (if (if ((s >= 1)) |
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87 | | - | then (take(currRandsVect, 8) == nextRandVect) |
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88 | | - | else false) |
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89 | | - | then true |
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90 | | - | else if ((s >= 2)) |
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91 | | - | then (take(drop(currRandsVect, (1 * 8)), 8) == nextRandVect) |
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92 | | - | else false) |
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93 | | - | then true |
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94 | | - | else if ((s >= 3)) |
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95 | | - | then (take(drop(currRandsVect, (2 * 8)), 8) == nextRandVect) |
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96 | | - | else false) |
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97 | | - | then true |
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98 | | - | else if ((s >= 4)) |
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99 | | - | then (take(drop(currRandsVect, (3 * 8)), 8) == nextRandVect) |
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100 | | - | else false) |
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101 | | - | then true |
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102 | | - | else if ((s >= 5)) |
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103 | | - | then (take(drop(currRandsVect, (4 * 8)), 8) == nextRandVect) |
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104 | | - | else false) |
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105 | | - | then true |
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106 | | - | else if ((s >= 6)) |
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107 | | - | then (take(drop(currRandsVect, (5 * 8)), 8) == nextRandVect) |
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108 | | - | else false) |
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109 | | - | then true |
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110 | | - | else if ((s >= 7)) |
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111 | | - | then (take(drop(currRandsVect, (6 * 8)), 8) == nextRandVect) |
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112 | | - | else false) |
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113 | | - | then true |
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114 | | - | else if ((s >= 8)) |
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115 | | - | then (take(drop(currRandsVect, (7 * 8)), 8) == nextRandVect) |
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116 | | - | else false |
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117 | | - | if (duplicate) |
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118 | | - | then [currRandsVect, drop(remainingHash, 1)] |
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119 | | - | else [(currRandsVect + nextRandVect), drop(remainingHash, 1)] |
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120 | | - | } |
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121 | | - | } |
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122 | | - | |
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123 | | - | |
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124 | | - | func generateRandsVector (sessionId,from,to,rsaSign) = { |
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125 | | - | let emptyVec = toBytes("") |
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126 | | - | let randHash = sha256(rsaSign) |
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127 | | - | let nextInfo1 = nextRand(emptyVec, randHash) |
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128 | | - | let nextInfo2 = nextRand(nextInfo1[0], nextInfo1[1]) |
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129 | | - | let nextInfo3 = nextRand(nextInfo2[0], nextInfo2[1]) |
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130 | | - | let nextInfo4 = nextRand(nextInfo3[0], nextInfo3[1]) |
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131 | | - | let nextInfo5 = nextRand(nextInfo4[0], nextInfo4[1]) |
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132 | | - | let nextInfo6 = nextRand(nextInfo5[0], nextInfo5[1]) |
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133 | | - | let nextInfo7 = nextRand(nextInfo6[0], nextInfo6[1]) |
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134 | | - | let nextInfo8 = nextRand(nextInfo7[0], nextInfo7[1]) |
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135 | | - | nextInfo8[0] |
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136 | | - | } |
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137 | | - | |
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138 | | - | |
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139 | | - | func validateDtxKey (sessionId,data,dataEntriesCount,iteration) = { |
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140 | | - | let sessionIdFromKey = take(data.key, SESSIONIDFIXSIZE) |
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141 | | - | if ((iteration >= dataEntriesCount)) |
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142 | | - | then true |
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143 | | - | else if (if (if ((sessionId == sessionIdFromKey)) |
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144 | | - | then (size(data.key) > SESSIONIDFIXSIZE) |
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145 | | - | else false) |
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146 | | - | then !(isDefined(getString(this, data.key))) |
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147 | | - | else false) |
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148 | | - | then match data.value { |
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149 | | - | case str: String => |
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150 | | - | true |
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151 | | - | case _ => |
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152 | | - | throw((sessionId + " draw: only String type is accepted for data transactions")) |
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153 | | - | } |
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154 | | - | else false |
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155 | | - | } |
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156 | | - | |
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157 | | - | |
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158 | | - | @Callable(i) |
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159 | | - | func initDraw (sessionId) = { |
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160 | | - | let base58Valid = (size(fromBase58String(sessionId)) > 0) |
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161 | | - | if ((size(sessionId) != SESSIONIDFIXSIZE)) |
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162 | | - | then throw("Draw Id must be exactly 50 simbols") |
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163 | | - | else if (!(base58Valid)) |
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164 | | - | then throw("Draw id must be in Base58 format") |
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165 | | - | else { |
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166 | | - | let organizerPubKey58 = toBase58String(i.callerPublicKey) |
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167 | | - | let initState = formatStateDataStr(STATEINIT, organizerPubKey58, "") |
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168 | | - | WriteSet([DataEntry(sessionId, initState)]) |
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169 | | - | } |
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170 | | - | } |
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171 | | - | |
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172 | | - | |
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173 | | - | |
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174 | | - | @Callable(i) |
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175 | | - | func ready (sessionId) = { |
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176 | | - | let drawParamsList = extractGameDataList(sessionId) |
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177 | | - | let drawState = drawParamsList[0] |
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178 | | - | let organizerPubKey58 = drawParamsList[1] |
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179 | | - | let organizerPubKey = fromBase58String(organizerPubKey58) |
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180 | | - | if ((drawState != STATEINIT)) |
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181 | | - | then throw((sessionId + " draw: moving into READY state is allowed only from INIT state")) |
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182 | | - | else if ((organizerPubKey != i.callerPublicKey)) |
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183 | | - | then throw((sessionId + "draw: moving into READY state is allowed for organizer only")) |
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184 | | - | else { |
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185 | | - | let readyState = formatStateDataStr(STATEINIT, organizerPubKey58, "") |
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186 | | - | WriteSet([DataEntry(sessionId, readyState)]) |
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187 | | - | } |
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188 | | - | } |
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189 | | - | |
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190 | | - | |
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191 | | - | |
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192 | | - | @Callable(i) |
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193 | | - | func random (sessionId,rsaSign) = { |
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194 | | - | let from = 1 |
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195 | | - | let to = 100 |
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196 | | - | let drawParamsList = extractGameDataList(sessionId) |
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197 | | - | let drawState = drawParamsList[0] |
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198 | | - | let organizerPubKey58 = drawParamsList[1] |
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199 | | - | let organizerPubKey = fromBase58String(organizerPubKey58) |
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200 | | - | if ((drawState != STATEREADY)) |
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201 | | - | then throw((sessionId + " draw: it must be in READY state to generate random numbers")) |
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202 | | - | else if (!(rsaVerify(SHA256, toBytes(sessionId), rsaSign, RSAPUBLIC))) |
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203 | | - | then throw("Invalid RSA signature") |
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204 | | - | else { |
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205 | | - | let currVect = generateRandsVector(sessionId, from, to, rsaSign) |
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206 | | - | let s = size(currVect) |
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207 | | - | let rand1 = if ((s >= 1)) |
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208 | | - | then toString(toInt(take(drop(currVect, 0), 8))) |
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209 | | - | else "" |
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210 | | - | let rand2 = if ((s >= 2)) |
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211 | | - | then ((rand1 + "_") + toString(toInt(take(drop(currVect, (1 * 8)), 8)))) |
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212 | | - | else rand1 |
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213 | | - | let rand3 = if ((s >= 3)) |
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214 | | - | then ((rand2 + "_") + toString(toInt(take(drop(currVect, (2 * 8)), 8)))) |
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215 | | - | else rand2 |
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216 | | - | let rand4 = if ((s >= 4)) |
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217 | | - | then ((rand3 + "_") + toString(toInt(take(drop(currVect, (3 * 8)), 8)))) |
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218 | | - | else rand3 |
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219 | | - | let rand5 = if ((s >= 5)) |
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220 | | - | then ((rand4 + "_") + toString(toInt(take(drop(currVect, (4 * 8)), 8)))) |
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221 | | - | else rand4 |
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222 | | - | let rand6 = if ((s >= 6)) |
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223 | | - | then ((rand5 + "_") + toString(toInt(take(drop(currVect, (5 * 8)), 8)))) |
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224 | | - | else rand5 |
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225 | | - | let rand7 = if ((s >= 7)) |
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226 | | - | then ((rand6 + "_") + toString(toInt(take(drop(currVect, (6 * 8)), 8)))) |
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227 | | - | else rand6 |
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228 | | - | let rand8 = if ((s >= 8)) |
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229 | | - | then ((rand7 + "_") + toString(toInt(take(drop(currVect, (7 * 8)), 8)))) |
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230 | | - | else rand7 |
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231 | | - | WriteSet([DataEntry(sessionId, formatStateDataStr(STATEFINISHED, organizerPubKey58, rand8))]) |
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232 | | - | } |
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233 | | - | } |
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234 | | - | |
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235 | | - | |
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236 | | - | @Verifier(tx) |
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237 | | - | func verify () = match tx { |
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238 | | - | case dtx: DataTransaction => |
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239 | | - | let data0 = dtx.data[0] |
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240 | | - | let sessionId = take(data0.key, SESSIONIDFIXSIZE) |
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241 | | - | let drawParamsList = extractGameDataList(sessionId) |
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242 | | - | let drawState = drawParamsList[0] |
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243 | | - | let organizerPubKey58 = drawParamsList[1] |
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244 | | - | let organizerPubKey = fromBase58String(organizerPubKey58) |
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245 | | - | let dataEntriesCount = size(dtx.data) |
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246 | | - | if (if (if (if (if (if (if (if (if (if (if (if (if (if (if (if (if (if ((drawState == STATEINIT)) |
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247 | | - | then sigVerify(tx.bodyBytes, tx.proofs[0], organizerPubKey) |
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248 | | - | else false) |
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249 | | - | then (dataEntriesCount > 0) |
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250 | | - | else false) |
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251 | | - | then (15 >= dataEntriesCount) |
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252 | | - | else false) |
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253 | | - | then validateDtxKey(sessionId, data0, dataEntriesCount, 0) |
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254 | | - | else false) |
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255 | | - | then validateDtxKey(sessionId, dtx.data[1], dataEntriesCount, 1) |
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256 | | - | else false) |
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257 | | - | then validateDtxKey(sessionId, dtx.data[2], dataEntriesCount, 2) |
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258 | | - | else false) |
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259 | | - | then validateDtxKey(sessionId, dtx.data[3], dataEntriesCount, 3) |
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260 | | - | else false) |
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261 | | - | then validateDtxKey(sessionId, dtx.data[4], dataEntriesCount, 4) |
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262 | | - | else false) |
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263 | | - | then validateDtxKey(sessionId, dtx.data[5], dataEntriesCount, 5) |
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264 | | - | else false) |
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265 | | - | then validateDtxKey(sessionId, dtx.data[6], dataEntriesCount, 6) |
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266 | | - | else false) |
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267 | | - | then validateDtxKey(sessionId, dtx.data[7], dataEntriesCount, 7) |
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268 | | - | else false) |
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269 | | - | then validateDtxKey(sessionId, dtx.data[8], dataEntriesCount, 8) |
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270 | | - | else false) |
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271 | | - | then validateDtxKey(sessionId, dtx.data[9], dataEntriesCount, 9) |
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272 | | - | else false) |
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273 | | - | then validateDtxKey(sessionId, dtx.data[10], dataEntriesCount, 10) |
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274 | | - | else false) |
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275 | | - | then validateDtxKey(sessionId, dtx.data[11], dataEntriesCount, 11) |
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276 | | - | else false) |
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277 | | - | then validateDtxKey(sessionId, dtx.data[12], dataEntriesCount, 12) |
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278 | | - | else false) |
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279 | | - | then validateDtxKey(sessionId, dtx.data[13], dataEntriesCount, 13) |
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280 | | - | else false) |
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281 | | - | then validateDtxKey(sessionId, dtx.data[14], dataEntriesCount, 14) |
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282 | | - | else false |
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283 | | - | case sstx: SetScriptTransaction => |
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284 | | - | true |
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285 | | - | case _ => |
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286 | | - | false |
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287 | | - | } |
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288 | | - | |
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| 2 | + | {-# CONTENT_TYPE EXPRESSION #-} |
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| 3 | + | let PubKey1 = base58'854p8BYzrj6yBPRPmfQur3oF1Rjc1AJ548qRp5FT5kDa' |
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| 4 | + | let PubKey2 = base58'DKGFPozLrsiR8NM4NJzqQaBYC8NyGYjuw2hDYicQVjco' |
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| 5 | + | let sig1 = if (sigVerify(tx.bodyBytes, tx.proofs[0], PubKey1)) |
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| 6 | + | then 1 |
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| 7 | + | else 0 |
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| 8 | + | let sig2 = if (sigVerify(tx.bodyBytes, tx.proofs[1], PubKey2)) |
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| 9 | + | then 1 |
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| 10 | + | else 0 |
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| 11 | + | ((sig1 + sig2) > 0) |
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