| 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 EMPTYVECT = toBytes("") |
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| 11 | | - | |
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| 12 | | - | let STATEINIT = "INIT" |
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| 13 | | - | |
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| 14 | | - | let STATEREADY = "READY" |
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| 15 | | - | |
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| 16 | | - | let STATEFINISHED = "FINISHED" |
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| 17 | | - | |
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| 18 | | - | func abs (val) = if ((0 > val)) |
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| 19 | | - | then -(val) |
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| 20 | | - | else val |
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| 21 | | - | |
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| 22 | | - | |
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| 23 | | - | func formatStateDataStr (drawState,organizerPubKey58,randOrEmpty) = { |
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| 24 | | - | let fullStateStr = ((drawState + "_") + organizerPubKey58) |
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| 25 | | - | if ((randOrEmpty == "")) |
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| 26 | | - | then fullStateStr |
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| 27 | | - | else ((fullStateStr + "_") + randOrEmpty) |
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| 28 | | - | } |
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| 29 | | - | |
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| 30 | | - | |
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| 31 | | - | func extractGameDataList (sessionId) = { |
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| 32 | | - | let rawDataStr = getStringValue(this, sessionId) |
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| 33 | | - | split(rawDataStr, "_") |
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| 34 | | - | } |
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| 35 | | - | |
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| 36 | | - | |
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| 37 | | - | func nextRand (currRandsVect,remainingHash) = { |
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| 38 | | - | let nextRandInt = abs(toInt(remainingHash)) |
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| 39 | | - | let nextRandVect = toBytes(nextRandInt) |
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| 40 | | - | let s = (size(currRandsVect) / 8) |
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| 41 | | - | if ((0 == s)) |
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| 42 | | - | then [nextRandVect, drop(remainingHash, 1)] |
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| 43 | | - | else { |
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| 44 | | - | let duplicate = if (if (if (if (if (if (if (if (if ((s >= 1)) |
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| 45 | | - | then (take(currRandsVect, 8) == nextRandVect) |
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| 46 | | - | else false) |
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| 47 | | - | then true |
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| 48 | | - | else if ((s >= 2)) |
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| 49 | | - | then (take(drop(currRandsVect, (1 * 8)), 8) == nextRandVect) |
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| 50 | | - | else false) |
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| 51 | | - | then true |
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| 52 | | - | else if ((s >= 3)) |
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| 53 | | - | then (take(drop(currRandsVect, (2 * 8)), 8) == nextRandVect) |
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| 54 | | - | else false) |
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| 55 | | - | then true |
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| 56 | | - | else if ((s >= 4)) |
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| 57 | | - | then (take(drop(currRandsVect, (3 * 8)), 8) == nextRandVect) |
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| 58 | | - | else false) |
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| 59 | | - | then true |
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| 60 | | - | else if ((s >= 5)) |
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| 61 | | - | then (take(drop(currRandsVect, (4 * 8)), 8) == nextRandVect) |
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| 62 | | - | else false) |
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| 63 | | - | then true |
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| 64 | | - | else if ((s >= 6)) |
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| 65 | | - | then (take(drop(currRandsVect, (5 * 8)), 8) == nextRandVect) |
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| 66 | | - | else false) |
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| 67 | | - | then true |
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| 68 | | - | else if ((s >= 7)) |
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| 69 | | - | then (take(drop(currRandsVect, (6 * 8)), 8) == nextRandVect) |
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| 70 | | - | else false) |
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| 71 | | - | then true |
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| 72 | | - | else if ((s >= 8)) |
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| 73 | | - | then (take(drop(currRandsVect, (7 * 8)), 8) == nextRandVect) |
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| 74 | | - | else false) |
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| 75 | | - | then true |
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| 76 | | - | else if ((s >= 9)) |
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| 77 | | - | then (take(drop(currRandsVect, (8 * 8)), 8) == nextRandVect) |
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| 78 | | - | else false |
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| 79 | | - | if (duplicate) |
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| 80 | | - | then [currRandsVect, drop(remainingHash, 1)] |
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| 81 | | - | else [(currRandsVect + nextRandVect), drop(remainingHash, 1)] |
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| 82 | | - | } |
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| 83 | | - | } |
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| 84 | | - | |
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| 85 | | - | |
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| 86 | | - | func generateRandsVector (sessionId,from,to,rsaSign) = { |
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| 87 | | - | let emptyVec = toBytes("") |
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| 88 | | - | let randHash = sha256(rsaSign) |
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| 89 | | - | let de = DataEntry("r1", 10) |
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| 90 | | - | let dtx = DataTransaction(nil, emptyVec, 0, 0, 0, this, emptyVec, emptyVec, [emptyVec]) |
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| 91 | | - | let nextInfo1 = nextRand(emptyVec, randHash) |
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| 92 | | - | let nextInfo2 = nextRand(nextInfo1[0], nextInfo1[1]) |
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| 93 | | - | let nextInfo3 = nextRand(nextInfo2[0], nextInfo2[1]) |
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| 94 | | - | let nextInfo4 = nextRand(nextInfo3[0], nextInfo3[1]) |
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| 95 | | - | let nextInfo5 = nextRand(nextInfo4[0], nextInfo4[1]) |
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| 96 | | - | let nextInfo6 = nextRand(nextInfo5[0], nextInfo5[1]) |
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| 97 | | - | let nextInfo7 = nextRand(nextInfo6[0], nextInfo6[1]) |
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| 98 | | - | let nextInfo8 = nextRand(nextInfo7[0], nextInfo7[1]) |
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| 99 | | - | let nextInfo9 = nextRand(nextInfo8[0], nextInfo8[1]) |
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| 100 | | - | nextInfo9[0] |
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| 101 | | - | } |
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| 102 | | - | |
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| 103 | | - | |
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| 104 | | - | func validateDtxKey (sessionId,data,dataEntriesCount,iteration) = { |
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| 105 | | - | let sessionIdFromKey = take(data.key, SESSIONIDFIXSIZE) |
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| 106 | | - | if ((iteration >= dataEntriesCount)) |
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| 107 | | - | then true |
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| 108 | | - | else if (if (if ((sessionId == sessionIdFromKey)) |
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| 109 | | - | then (size(data.key) > SESSIONIDFIXSIZE) |
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| 110 | | - | else false) |
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| 111 | | - | then !(isDefined(getString(this, data.key))) |
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| 112 | | - | else false) |
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| 113 | | - | then match data.value { |
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| 114 | | - | case str: String => |
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| 115 | | - | true |
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| 116 | | - | case _ => |
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| 117 | | - | throw((sessionId + " draw: only String type is accepted for data transactions")) |
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| 118 | | - | } |
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| 119 | | - | else false |
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| 120 | | - | } |
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| 121 | | - | |
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| 122 | | - | |
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| 123 | | - | func nextRand2 (randCtx) = { |
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| 124 | | - | let remainingHash = randCtx.bodyBytes |
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| 125 | | - | let currRandsEntries = randCtx.data |
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| 126 | | - | let nextRandInt = abs(toInt(remainingHash)) |
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| 127 | | - | let nextHash = drop(remainingHash, 1) |
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| 128 | | - | let s = size(currRandsEntries) |
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| 129 | | - | if ((0 == s)) |
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| 130 | | - | then { |
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| 131 | | - | let r1Entry = DataEntry(toString(nextRandInt), nextRandInt) |
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| 132 | | - | DataTransaction([r1Entry], EMPTYVECT, 0, 0, 0, this, EMPTYVECT, nextHash, [EMPTYVECT]) |
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| 133 | | - | } |
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| 134 | | - | else { |
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| 135 | | - | let duplicate = if (if (if (if (if (if (if (if (if ((s >= 1)) |
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| 136 | | - | then (currRandsEntries[0].value == nextRandInt) |
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| 137 | | - | else false) |
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| 138 | | - | then true |
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| 139 | | - | else if ((s >= 2)) |
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| 140 | | - | then (currRandsEntries[1].value == nextRandInt) |
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| 141 | | - | else false) |
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| 142 | | - | then true |
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| 143 | | - | else if ((s >= 3)) |
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| 144 | | - | then (currRandsEntries[2].value == nextRandInt) |
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| 145 | | - | else false) |
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| 146 | | - | then true |
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| 147 | | - | else if ((s >= 4)) |
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| 148 | | - | then (currRandsEntries[3].value == nextRandInt) |
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| 149 | | - | else false) |
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| 150 | | - | then true |
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| 151 | | - | else if ((s >= 5)) |
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| 152 | | - | then (currRandsEntries[4].value == nextRandInt) |
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| 153 | | - | else false) |
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| 154 | | - | then true |
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| 155 | | - | else if ((s >= 6)) |
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| 156 | | - | then (currRandsEntries[5].value == nextRandInt) |
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| 157 | | - | else false) |
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| 158 | | - | then true |
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| 159 | | - | else if ((s >= 7)) |
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| 160 | | - | then (currRandsEntries[6].value == nextRandInt) |
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| 161 | | - | else false) |
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| 162 | | - | then true |
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| 163 | | - | else if ((s >= 8)) |
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| 164 | | - | then (currRandsEntries[7].value == nextRandInt) |
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| 165 | | - | else false) |
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| 166 | | - | then true |
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| 167 | | - | else if ((s >= 9)) |
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| 168 | | - | then (currRandsEntries[8].value == nextRandInt) |
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| 169 | | - | else false |
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| 170 | | - | if (duplicate) |
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| 171 | | - | then DataTransaction(currRandsEntries, EMPTYVECT, 0, 0, 0, this, EMPTYVECT, nextHash, [EMPTYVECT]) |
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| 172 | | - | else { |
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| 173 | | - | let newRandsEntries = DataEntry(toString(nextRandInt), nextRandInt) :: currRandsEntries |
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| 174 | | - | DataTransaction(newRandsEntries, EMPTYVECT, 0, 0, 0, this, EMPTYVECT, nextHash, [EMPTYVECT]) |
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| 175 | | - | } |
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| 176 | | - | } |
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| 177 | | - | } |
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| 178 | | - | |
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| 179 | | - | |
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| 180 | | - | func generateRandsVector2 (sessionId,from,to,rsaSign) = { |
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| 181 | | - | let randHash = sha256(rsaSign) |
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| 182 | | - | let randCtx = DataTransaction(nil, EMPTYVECT, 0, 0, 0, this, EMPTYVECT, randHash, [EMPTYVECT]) |
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| 183 | | - | nextRand2(nextRand2(nextRand2(nextRand2(nextRand2(nextRand2(nextRand2(nextRand2(nextRand2(randCtx))))))))) |
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| 184 | | - | } |
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| 185 | | - | |
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| 186 | | - | |
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| 187 | | - | @Callable(i) |
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| 188 | | - | func random2 (sessionId,rsaSign) = { |
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| 189 | | - | let from = 1 |
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| 190 | | - | let to = 100 |
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| 191 | | - | let drawParamsList = extractGameDataList(sessionId) |
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| 192 | | - | let drawState = drawParamsList[0] |
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| 193 | | - | let organizerPubKey58 = drawParamsList[1] |
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| 194 | | - | let organizerPubKey = fromBase58String(organizerPubKey58) |
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| 195 | | - | if ((drawState != STATEREADY)) |
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| 196 | | - | then throw((sessionId + " draw: it must be in READY state to generate random numbers")) |
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| 197 | | - | else if (!(rsaVerify(SHA256, toBytes(sessionId), rsaSign, RSAPUBLIC))) |
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| 198 | | - | then throw("Invalid RSA signature") |
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| 199 | | - | else { |
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| 200 | | - | let randCtx = generateRandsVector2(sessionId, from, to, rsaSign) |
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| 201 | | - | let s = size(randCtx.data) |
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| 202 | | - | let rand0 = if ((s >= 1)) |
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| 203 | | - | then randCtx.data[0].key |
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| 204 | | - | else "" |
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| 205 | | - | let rand1 = if ((s >= 2)) |
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| 206 | | - | then ((rand0 + "_") + randCtx.data[0].key) |
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| 207 | | - | else rand0 |
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| 208 | | - | let rand2 = if ((s >= 3)) |
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| 209 | | - | then ((rand1 + "_") + randCtx.data[1].key) |
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| 210 | | - | else rand1 |
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| 211 | | - | let rand3 = if ((s >= 4)) |
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| 212 | | - | then ((rand2 + "_") + randCtx.data[2].key) |
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| 213 | | - | else rand2 |
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| 214 | | - | let rand4 = if ((s >= 5)) |
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| 215 | | - | then ((rand3 + "_") + randCtx.data[3].key) |
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| 216 | | - | else rand3 |
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| 217 | | - | let rand5 = if ((s >= 6)) |
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| 218 | | - | then ((rand4 + "_") + randCtx.data[4].key) |
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| 219 | | - | else rand4 |
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| 220 | | - | let rand6 = if ((s >= 7)) |
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| 221 | | - | then ((rand5 + "_") + randCtx.data[5].key) |
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| 222 | | - | else rand5 |
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| 223 | | - | let rand7 = if ((s >= 8)) |
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| 224 | | - | then ((rand6 + "_") + randCtx.data[6].key) |
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| 225 | | - | else rand6 |
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| 226 | | - | let rand8 = if ((s >= 9)) |
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| 227 | | - | then ((rand7 + "_") + randCtx.data[7].key) |
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| 228 | | - | else rand7 |
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| 229 | | - | WriteSet([DataEntry(sessionId, formatStateDataStr(STATEFINISHED, organizerPubKey58, rand8))]) |
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| 230 | | - | } |
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| 231 | | - | } |
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| 232 | | - | |
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| 233 | | - | |
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| 234 | | - | |
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| 235 | | - | @Callable(i) |
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| 236 | | - | func initDraw (sessionId) = { |
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| 237 | | - | let base58Valid = (size(fromBase58String(sessionId)) > 0) |
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| 238 | | - | if ((size(sessionId) != SESSIONIDFIXSIZE)) |
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| 239 | | - | then throw("Draw Id must be exactly 50 simbols") |
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| 240 | | - | else if (!(base58Valid)) |
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| 241 | | - | then throw("Draw id must be in Base58 format") |
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| 242 | | - | else { |
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| 243 | | - | let organizerPubKey58 = toBase58String(i.callerPublicKey) |
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| 244 | | - | let initState = formatStateDataStr(STATEINIT, organizerPubKey58, "") |
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| 245 | | - | WriteSet([DataEntry(sessionId, initState)]) |
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| 246 | | - | } |
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| 247 | | - | } |
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| 248 | | - | |
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| 249 | | - | |
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| 250 | | - | |
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| 251 | | - | @Callable(i) |
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| 252 | | - | func ready (sessionId) = { |
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| 253 | | - | let drawParamsList = extractGameDataList(sessionId) |
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| 254 | | - | let drawState = drawParamsList[0] |
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| 255 | | - | let organizerPubKey58 = drawParamsList[1] |
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| 256 | | - | let organizerPubKey = fromBase58String(organizerPubKey58) |
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| 257 | | - | if ((drawState != STATEINIT)) |
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| 258 | | - | then throw((sessionId + " draw: moving into READY state is allowed only from INIT state")) |
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| 259 | | - | else if ((organizerPubKey != i.callerPublicKey)) |
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| 260 | | - | then throw((sessionId + "draw: moving into READY state is allowed for organizer only")) |
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| 261 | | - | else { |
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| 262 | | - | let readyState = formatStateDataStr(STATEREADY, organizerPubKey58, "") |
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| 263 | | - | WriteSet([DataEntry(sessionId, readyState)]) |
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| 264 | | - | } |
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| 265 | | - | } |
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| 266 | | - | |
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| 267 | | - | |
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| 268 | | - | |
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| 269 | | - | @Callable(i) |
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| 270 | | - | func random (sessionId,rsaSign) = { |
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| 271 | | - | let from = 1 |
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| 272 | | - | let to = 100 |
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| 273 | | - | let drawParamsList = extractGameDataList(sessionId) |
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| 274 | | - | let drawState = drawParamsList[0] |
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| 275 | | - | let organizerPubKey58 = drawParamsList[1] |
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| 276 | | - | let organizerPubKey = fromBase58String(organizerPubKey58) |
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| 277 | | - | if ((drawState != STATEREADY)) |
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| 278 | | - | then throw((sessionId + " draw: it must be in READY state to generate random numbers")) |
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| 279 | | - | else if (!(rsaVerify(SHA256, toBytes(sessionId), rsaSign, RSAPUBLIC))) |
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| 280 | | - | then throw("Invalid RSA signature") |
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| 281 | | - | else { |
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| 282 | | - | let currVect = generateRandsVector(sessionId, from, to, rsaSign) |
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| 283 | | - | let s = size(currVect) |
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| 284 | | - | let rand1 = if ((s >= 1)) |
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| 285 | | - | then toString(toInt(take(drop(currVect, 0), 8))) |
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| 286 | | - | else "" |
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| 287 | | - | let rand2 = if ((s >= 2)) |
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| 288 | | - | then ((rand1 + "_") + toString(toInt(take(drop(currVect, (1 * 8)), 8)))) |
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| 289 | | - | else rand1 |
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| 290 | | - | let rand3 = if ((s >= 3)) |
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| 291 | | - | then ((rand2 + "_") + toString(toInt(take(drop(currVect, (2 * 8)), 8)))) |
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| 292 | | - | else rand2 |
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| 293 | | - | let rand4 = if ((s >= 4)) |
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| 294 | | - | then ((rand3 + "_") + toString(toInt(take(drop(currVect, (3 * 8)), 8)))) |
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| 295 | | - | else rand3 |
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| 296 | | - | let rand5 = if ((s >= 5)) |
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| 297 | | - | then ((rand4 + "_") + toString(toInt(take(drop(currVect, (4 * 8)), 8)))) |
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| 298 | | - | else rand4 |
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| 299 | | - | let rand6 = if ((s >= 6)) |
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| 300 | | - | then ((rand5 + "_") + toString(toInt(take(drop(currVect, (5 * 8)), 8)))) |
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| 301 | | - | else rand5 |
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| 302 | | - | let rand7 = if ((s >= 7)) |
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| 303 | | - | then ((rand6 + "_") + toString(toInt(take(drop(currVect, (6 * 8)), 8)))) |
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| 304 | | - | else rand6 |
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| 305 | | - | let rand8 = if ((s >= 8)) |
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| 306 | | - | then ((rand7 + "_") + toString(toInt(take(drop(currVect, (7 * 8)), 8)))) |
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| 307 | | - | else rand7 |
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| 308 | | - | let rand9 = if ((s >= 9)) |
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| 309 | | - | then ((rand8 + "_") + toString(toInt(take(drop(currVect, (8 * 8)), 8)))) |
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| 310 | | - | else rand8 |
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| 311 | | - | WriteSet([DataEntry(sessionId, formatStateDataStr(STATEFINISHED, organizerPubKey58, rand9))]) |
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| 312 | | - | } |
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| 313 | | - | } |
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| 314 | | - | |
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| 315 | | - | |
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| 316 | | - | @Verifier(tx) |
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| 317 | | - | func verify () = match tx { |
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| 318 | | - | case dtx: DataTransaction => |
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| 319 | | - | let data0 = dtx.data[0] |
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| 320 | | - | let sessionId = take(data0.key, SESSIONIDFIXSIZE) |
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| 321 | | - | let drawParamsList = extractGameDataList(sessionId) |
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| 322 | | - | let drawState = drawParamsList[0] |
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| 323 | | - | let organizerPubKey58 = drawParamsList[1] |
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| 324 | | - | let organizerPubKey = fromBase58String(organizerPubKey58) |
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| 325 | | - | let dataEntriesCount = size(dtx.data) |
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| 326 | | - | if (if (if (if (if (if (if (if (if (if (if (if (if (if (if (if (if (if ((drawState == STATEINIT)) |
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| 327 | | - | then sigVerify(tx.bodyBytes, tx.proofs[0], organizerPubKey) |
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| 328 | | - | else false) |
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| 329 | | - | then (dataEntriesCount > 0) |
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| 330 | | - | else false) |
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| 331 | | - | then (15 >= dataEntriesCount) |
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| 332 | | - | else false) |
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| 333 | | - | then validateDtxKey(sessionId, data0, dataEntriesCount, 0) |
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| 334 | | - | else false) |
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| 335 | | - | then validateDtxKey(sessionId, dtx.data[1], dataEntriesCount, 1) |
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| 336 | | - | else false) |
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| 337 | | - | then validateDtxKey(sessionId, dtx.data[2], dataEntriesCount, 2) |
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| 338 | | - | else false) |
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| 339 | | - | then validateDtxKey(sessionId, dtx.data[3], dataEntriesCount, 3) |
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| 340 | | - | else false) |
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| 341 | | - | then validateDtxKey(sessionId, dtx.data[4], dataEntriesCount, 4) |
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| 342 | | - | else false) |
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| 343 | | - | then validateDtxKey(sessionId, dtx.data[5], dataEntriesCount, 5) |
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| 344 | | - | else false) |
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| 345 | | - | then validateDtxKey(sessionId, dtx.data[6], dataEntriesCount, 6) |
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| 346 | | - | else false) |
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| 347 | | - | then validateDtxKey(sessionId, dtx.data[7], dataEntriesCount, 7) |
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| 348 | | - | else false) |
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| 349 | | - | then validateDtxKey(sessionId, dtx.data[8], dataEntriesCount, 8) |
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| 350 | | - | else false) |
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| 351 | | - | then validateDtxKey(sessionId, dtx.data[9], dataEntriesCount, 9) |
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| 352 | | - | else false) |
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| 353 | | - | then validateDtxKey(sessionId, dtx.data[10], dataEntriesCount, 10) |
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| 354 | | - | else false) |
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| 355 | | - | then validateDtxKey(sessionId, dtx.data[11], dataEntriesCount, 11) |
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| 356 | | - | else false) |
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| 357 | | - | then validateDtxKey(sessionId, dtx.data[12], dataEntriesCount, 12) |
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| 358 | | - | else false) |
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| 359 | | - | then validateDtxKey(sessionId, dtx.data[13], dataEntriesCount, 13) |
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| 360 | | - | else false) |
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| 361 | | - | then validateDtxKey(sessionId, dtx.data[14], dataEntriesCount, 14) |
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| 362 | | - | else false |
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| 363 | | - | case sstx: SetScriptTransaction => |
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| 364 | | - | true |
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| 365 | | - | case _ => |
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| 366 | | - | false |
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| 367 | | - | } |
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| 368 | | - | |
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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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