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x/gamm: Add check to ensure JoinPoolNoSwap cannot be called with arbitrary denoms #1930

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merged 6 commits into from
Jul 1, 2022
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x/gamm: Add check to ensure JoinPoolNoSwap cannot be called with arbitrary denoms #1930

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2c93d3d
add denom equivalence check for input vs. expected
AlpinYukseloglu Jul 1, 2022
f5fd454
add test for new logic
AlpinYukseloglu Jul 1, 2022
f526d69
refactor new logic and add more relevant error messages
AlpinYukseloglu Jul 1, 2022
fa33bf7
update changelog
AlpinYukseloglu Jul 1, 2022
dc30213
Revert "update changelog"
ValarDragon Jul 1, 2022
4750e64
Update changelog
ValarDragon Jul 1, 2022
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2 changes: 1 addition & 1 deletion x/gamm/keeper/pool_service.go
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Original file line number Diff line number Diff line change
Expand Up @@ -200,7 +200,7 @@ func (k Keeper) JoinPoolNoSwap(
// check that needed lp liquidity does not exceed the given `tokenInMaxs` parameter. Return error if so.
// if tokenInMaxs == 0, don't do this check.
if tokenInMaxs.Len() != 0 {
if !(neededLpLiquidity.DenomsSubsetOf(tokenInMaxs) && tokenInMaxs.IsAllGTE(neededLpLiquidity)) {
if !(neededLpLiquidity.DenomsSubsetOf(tokenInMaxs) && tokenInMaxs.IsAllGTE(neededLpLiquidity) && tokenInMaxs.DenomsSubsetOf(neededLpLiquidity)) {
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return sdkerrors.Wrapf(types.ErrLimitMaxAmount, "TokenInMaxs is less than the needed LP liquidity to this JoinPoolNoSwap,"+
" upperbound: %v, needed %v", tokenInMaxs, neededLpLiquidity)
}
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