tx · 72cGXDccA6xs5VCSQWR2CxE7xsp19dzgQdPxVHsGPdix

3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8:  -0.01000000 Waves

2022.03.31 13:39 [1987978] smart account 3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8 > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "72cGXDccA6xs5VCSQWR2CxE7xsp19dzgQdPxVHsGPdix",
    "fee": 1000000,
    "feeAssetId": null,
    "timestamp": 1648723165911,
    "version": 2,
    "chainId": 84,
    "sender": "3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8",
    "senderPublicKey": "7KdKmjfPuTXGRNZv4VEz9mZiC2qb9JPzuji5z6jszZyo",
    "proofs": [
        "3QGYXCLDeiKuytxKusa7Nb4HwyRbSnscHsPVgab76kEPZriB9Bey7s5XLAKsumspf6wTMhsWWniPskNseK1MQhVq"
    ],
    "script": "base64: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",
    "height": 1987978,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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Diff: 
Old
New
Differences
37
37
 
    let startBalanceWAVES = assetBalance(this, WAVES)
38
38
 
    if ((startBalanceWAVES == startBalanceWAVES))
39
39
 
        then {
40
-
            let r1 = invoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, assetId, borrower], [AttachedPayment(USDN, loanAmount)])
40
+
            let r1 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, assetId, borrower], [AttachedPayment(USDN, loanAmount)])
41
41
 
            if ((r1 == r1))
42
42
 
                then {
43
43
 
                    let diffWAVES = (assetBalance(this, WAVES) - startBalanceWAVES)
44
44
 
                    if ((diffWAVES == diffWAVES))
45
45
 
                        then {
46
-
                            let r2 = invoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, assetId, borrower], [AttachedPayment(WAVES, diffWAVES)])
46
+
                            let r2 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, assetId, borrower], [AttachedPayment(WAVES, diffWAVES)])
47
47
 
                            if ((r2 == r2))
48
48
 
                                then {
49
49
 
                                    let debt = fraction(loanAmount, (100 + loanFeePercent), 100)
67
67
 
    if ((startBalance == startBalance))
68
68
 
        then {
69
69
 
            let borrower = borr
70
-
            let test = invoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], [AttachedPayment(unit, 0)])
70
+
            let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], [AttachedPayment(unit, 0)])
71
71
 
            if ((test == test))
72
72
 
                then {
73
73
 
                    let balanceDiff = ((assetBalance(this, USDN) + 100000) - startBalance)
Full: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
2
2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
4
4
 
let exchangeRate = 10
5
5
 
6
6
 
let exchangeRateDiffPercent = 10
7
7
 
8
8
 
let USDNtoWAVESrate = fraction(exchangeRate, (100 - exchangeRateDiffPercent), 100)
9
9
 
10
10
 
let USDN = base58'3KFXBGGLCjA5Z2DuW4Dq9fDDrHjJJP1ZEkaoajSzuKsC'
11
11
 
12
12
 
let WAVES = base58''
13
13
 
14
14
 
let USDNtoWAVESRate = 10
15
15
 
16
16
 
let loanFeePercent = 1
17
17
 
18
18
 
@Callable(i)
19
19
 
func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
20
20
 
    then [ScriptTransfer(Address(caller), (amount / USDNtoWAVESrate), USDN), IntegerEntry("WAVEStoUSDN", amount)]
21
21
 
    else throw("Unexpected Token")
22
22
 
23
23
 
24
24
 
25
25
 
@Callable(i)
26
26
 
func exchangeUSDNtoWAVES (amount,assetId,caller) = if ((assetId == USDN))
27
27
 
    then [ScriptTransfer(Address(caller), (amount * USDNtoWAVESRate), WAVES), IntegerEntry("USDNtoWAVES", amount)]
28
28
 
    else throw("Unexpected Token")
29
29
 
30
30
 
31
31
 
32
32
 
@Callable(i)
33
33
 
func trade (borrower,amount,assetId) = {
34
34
 
    let loanAmount = if ((assetId == USDN))
35
35
 
        then amount
36
36
 
        else throw("Unexpected payment asset")
37
37
 
    let startBalanceWAVES = assetBalance(this, WAVES)
38
38
 
    if ((startBalanceWAVES == startBalanceWAVES))
39
39
 
        then {
40
-
            let r1 = invoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, assetId, borrower], [AttachedPayment(USDN, loanAmount)])
40
+
            let r1 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, assetId, borrower], [AttachedPayment(USDN, loanAmount)])
41
41
 
            if ((r1 == r1))
42
42
 
                then {
43
43
 
                    let diffWAVES = (assetBalance(this, WAVES) - startBalanceWAVES)
44
44
 
                    if ((diffWAVES == diffWAVES))
45
45
 
                        then {
46
-
                            let r2 = invoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, assetId, borrower], [AttachedPayment(WAVES, diffWAVES)])
46
+
                            let r2 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, assetId, borrower], [AttachedPayment(WAVES, diffWAVES)])
47
47
 
                            if ((r2 == r2))
48
48
 
                                then {
49
49
 
                                    let debt = fraction(loanAmount, (100 + loanFeePercent), 100)
50
50
 
                                    let profit = (assetBalance(this, USDN) - debt)
51
51
 
[StringEntry("trade", ((toString(debt) + " ") + toString(profit))), ScriptTransfer(Address(borrower), profit, USDN)]
52
52
 
                                    }
53
53
 
                                else throw("Strict value is not equal to itself.")
54
54
 
                            }
55
55
 
                        else throw("Strict value is not equal to itself.")
56
56
 
                    }
57
57
 
                else throw("Strict value is not equal to itself.")
58
58
 
            }
59
59
 
        else throw("Strict value is not equal to itself.")
60
60
 
    }
61
61
 
62
62
 
63
63
 
64
64
 
@Callable(i)
65
65
 
func flashloan (amount,borr) = {
66
66
 
    let startBalance = assetBalance(this, USDN)
67
67
 
    if ((startBalance == startBalance))
68
68
 
        then {
69
69
 
            let borrower = borr
70
-
            let test = invoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], [AttachedPayment(unit, 0)])
70
+
            let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], [AttachedPayment(unit, 0)])
71
71
 
            if ((test == test))
72
72
 
                then {
73
73
 
                    let balanceDiff = ((assetBalance(this, USDN) + 100000) - startBalance)
74
74
 
                    let profit = fraction(amount, loanFeePercent, 100)
75
75
 
                    if ((profit > balanceDiff))
76
76
 
                        then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
77
77
 
                        else [StringEntry("test", "test")]
78
78
 
                    }
79
79
 
                else throw("Strict value is not equal to itself.")
80
80
 
            }
81
81
 
        else throw("Strict value is not equal to itself.")
82
82
 
    }
83
83
 
84
84
 

github/deemru/w8io/026f985 
26.08 ms ◑