Merge pull request #34 from 0glabs/vesting

calc inflation based on staking apy
This commit is contained in:
Solovyov1796 2024-06-17 11:02:26 +08:00
parent b37e27e58b
commit ee61e39769
5 changed files with 75 additions and 42 deletions

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@ -23,6 +23,7 @@ import (
authtx "github.com/cosmos/cosmos-sdk/x/auth/tx"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
"github.com/cosmos/cosmos-sdk/x/auth/vesting"
vestingkeeper "github.com/cosmos/cosmos-sdk/x/auth/vesting/keeper"
vestingtypes "github.com/cosmos/cosmos-sdk/x/auth/vesting/types"
"github.com/cosmos/cosmos-sdk/x/authz"
authzkeeper "github.com/cosmos/cosmos-sdk/x/authz/keeper"
@ -248,6 +249,7 @@ type App struct {
bep3Keeper bep3keeper.Keeper
pricefeedKeeper pricefeedkeeper.Keeper
committeeKeeper committeekeeper.Keeper
vestingKeeper vestingkeeper.VestingKeeper
mintKeeper mintkeeper.Keeper
dasignersKeeper dasignerskeeper.Keeper
@ -299,6 +301,7 @@ func NewApp(
minttypes.StoreKey,
counciltypes.StoreKey,
dasignerstypes.StoreKey,
vestingtypes.StoreKey,
)
tkeys := sdk.NewTransientStoreKeys(paramstypes.TStoreKey, evmtypes.TransientKey, feemarkettypes.TransientKey)
memKeys := sdk.NewMemoryStoreKeys(capabilitytypes.MemStoreKey)
@ -364,11 +367,14 @@ func NewApp(
bankSubspace,
app.loadBlockedMaccAddrs(),
)
app.vestingKeeper = vestingkeeper.NewVestingKeeper(app.accountKeeper, app.bankKeeper, keys[vestingtypes.StoreKey])
app.stakingKeeper = stakingkeeper.NewKeeper(
appCodec,
keys[stakingtypes.StoreKey],
app.accountKeeper,
app.bankKeeper,
app.vestingKeeper,
stakingSubspace,
)
app.authzKeeper = authzkeeper.NewKeeper(
@ -590,7 +596,7 @@ func NewApp(
upgrade.NewAppModule(app.upgradeKeeper),
evidence.NewAppModule(app.evidenceKeeper),
transferModule,
vesting.NewAppModule(app.accountKeeper, app.bankKeeper),
vesting.NewAppModule(app.accountKeeper, app.vestingKeeper),
authzmodule.NewAppModule(appCodec, app.authzKeeper, app.accountKeeper, app.bankKeeper, app.interfaceRegistry),
issuance.NewAppModule(app.issuanceKeeper, app.accountKeeper, app.bankKeeper),
bep3.NewAppModule(app.bep3Keeper, app.accountKeeper, app.bankKeeper),
@ -599,7 +605,7 @@ func NewApp(
committee.NewAppModule(app.committeeKeeper, app.accountKeeper),
evmutil.NewAppModule(app.evmutilKeeper, app.bankKeeper, app.accountKeeper),
// nil InflationCalculationFn, use SDK's default inflation function
mint.NewAppModule(appCodec, app.mintKeeper, app.accountKeeper, chaincfg.CustomInflationCalculateFn),
mint.NewAppModule(appCodec, app.mintKeeper, app.accountKeeper, chaincfg.NextInflationRate),
council.NewAppModule(app.CouncilKeeper, app.stakingKeeper),
dasigners.NewAppModule(app.dasignersKeeper, app.stakingKeeper),
)

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@ -1,45 +1,73 @@
package chaincfg
import (
"github.com/tendermint/tendermint/libs/log"
"github.com/shopspring/decimal"
sdk "github.com/cosmos/cosmos-sdk/types"
minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
)
func CustomInflationCalculateFn(ctx sdk.Context, minter minttypes.Minter, params minttypes.Params, bondedRatio sdk.Dec) sdk.Dec {
logger := ctx.Logger()
if logger == nil {
panic("logger is nil")
}
return customInflationCalculateFn(logger, minter, params, bondedRatio)
var (
Xmax, _ = sdk.NewDecFromStr("1.0") // upper limit on staked supply (as % of circ supply)
Ymin, _ = sdk.NewDecFromStr("0.05") // target APY at upper limit
Xmin, _ = sdk.NewDecFromStr("0.2") // lower limit on staked supply (as % of circ supply)
Ymax, _ = sdk.NewDecFromStr("0.15") // target APY at lower limit
decayRate, _ = sdk.NewDecFromStr("10")
)
func decExp(x sdk.Dec) sdk.Dec {
xDec := decimal.NewFromBigInt(x.BigInt(), -18)
expDec, _ := xDec.ExpTaylor(18)
expInt := expDec.Shift(18).BigInt()
return sdk.NewDecFromBigIntWithPrec(expInt, 18)
}
func customInflationCalculateFn(logger log.Logger, minter minttypes.Minter, params minttypes.Params, bondedRatio sdk.Dec) sdk.Dec {
// The target annual inflation rate is recalculated for each previsions cycle. The
// inflation is also subject to a rate change (positive or negative) depending on
// the distance from the desired ratio (67%). The maximum rate change possible is
// defined to be 13% per year, however the annual inflation is capped as between
// 7% and 20%.
func NextInflationRate(ctx sdk.Context, minter minttypes.Minter, params minttypes.Params, bondedRatio sdk.Dec, circulatingRatio sdk.Dec) sdk.Dec {
X := bondedRatio.Quo(circulatingRatio)
// (1 - bondedRatio/GoalBonded) * InflationRateChange
inflationRateChangePerYear := sdk.OneDec().
Sub(bondedRatio.Quo(params.GoalBonded)).
Mul(params.InflationRateChange)
inflationRateChange := inflationRateChangePerYear.Quo(sdk.NewDec(int64(params.BlocksPerYear)))
// adjust the new annual inflation for this next cycle
inflation := minter.Inflation.Add(inflationRateChange) // note inflationRateChange may be negative
if inflation.GT(params.InflationMax) {
inflation = params.InflationMax
}
if inflation.LT(params.InflationMin) {
inflation = params.InflationMin
var apy sdk.Dec
if X.LT(Xmin) {
apy = Ymax
} else {
exp := decayRate.Neg().Mul(Xmax.Sub(Xmin))
c := decExp(exp)
d := Ymin.Sub(Ymax.Mul(c)).Quo(sdk.OneDec().Sub(c))
expBonded := decayRate.Neg().Mul(X.Sub(Xmin))
cBonded := decExp(expBonded)
e := Ymax.Sub(d).Mul(cBonded)
apy = d.Add(e)
}
logger.Info(
"calculated new annual inflation",
inflation := apy.Mul(bondedRatio)
// // The target annual inflation rate is recalculated for each previsions cycle. The
// // inflation is also subject to a rate change (positive or negative) depending on
// // the distance from the desired ratio (67%). The maximum rate change possible is
// // defined to be 13% per year, however the annual inflation is capped as between
// // 7% and 20%.
// // (1 - bondedRatio/GoalBonded) * InflationRateChange
// inflationRateChangePerYear := sdk.OneDec().
// Sub(bondedRatio.Quo(params.GoalBonded)).
// Mul(params.InflationRateChange)
// inflationRateChange := inflationRateChangePerYear.Quo(sdk.NewDec(int64(params.BlocksPerYear)))
// // adjust the new annual inflation for this next cycle
// inflation := minter.Inflation.Add(inflationRateChange) // note inflationRateChange may be negative
// if inflation.GT(params.InflationMax) {
// inflation = params.InflationMax
// }
// if inflation.LT(params.InflationMin) {
// inflation = params.InflationMin
// }
ctx.Logger().Info(
"nextInflationRate",
"bondedRatio", bondedRatio,
"circulatingRatio", circulatingRatio,
"apy", apy,
"inflation", inflation,
"params", params,
"minter", minter,

5
go.mod
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@ -212,14 +212,13 @@ replace (
// Use rocksdb 7.9.2
github.com/cometbft/cometbft-db => github.com/kava-labs/cometbft-db v0.7.0-rocksdb-v7.9.2-kava.1
// Use cosmos-sdk fork with backported fix for unsafe-reset-all, staking transfer events, and custom tally handler support
// github.com/cosmos/cosmos-sdk => github.com/0glabs/cosmos-sdk v0.46.11-kava.3
github.com/cosmos/cosmos-sdk => github.com/0glabs/cosmos-sdk v0.46.11-0glabs.4
github.com/cosmos/cosmos-sdk => github.com/0glabs/cosmos-sdk v0.46.11-0glabs.5
// See https://github.com/cosmos/cosmos-sdk/pull/13093
github.com/dgrijalva/jwt-go => github.com/golang-jwt/jwt/v4 v4.4.2
// Use go-ethereum fork with precompiles
github.com/ethereum/go-ethereum => github.com/evmos/go-ethereum v1.10.26-evmos-rc2
// Use ethermint fork that respects min-gas-price with NoBaseFee true and london enabled, and includes eip712 support
github.com/evmos/ethermint => github.com/0glabs/ethermint v0.21.0-0g.v2.0.1
github.com/evmos/ethermint => github.com/0glabs/ethermint v0.21.0-0g.v2.0.2
// See https://github.com/cosmos/cosmos-sdk/pull/10401, https://github.com/cosmos/cosmos-sdk/commit/0592ba6158cd0bf49d894be1cef4faeec59e8320
github.com/gin-gonic/gin => github.com/gin-gonic/gin v1.7.0
// Use the cosmos modified protobufs

8
go.sum
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@ -202,10 +202,10 @@ filippo.io/edwards25519 v1.0.0-rc.1 h1:m0VOOB23frXZvAOK44usCgLWvtsxIoMCTBGJZlpmG
filippo.io/edwards25519 v1.0.0-rc.1/go.mod h1:N1IkdkCkiLB6tki+MYJoSx2JTY9NUlxZE7eHn5EwJns=
git.sr.ht/~sircmpwn/getopt v0.0.0-20191230200459-23622cc906b3/go.mod h1:wMEGFFFNuPos7vHmWXfszqImLppbc0wEhh6JBfJIUgw=
git.sr.ht/~sircmpwn/go-bare v0.0.0-20210406120253-ab86bc2846d9/go.mod h1:BVJwbDfVjCjoFiKrhkei6NdGcZYpkDkdyCdg1ukytRA=
github.com/0glabs/cosmos-sdk v0.46.11-0glabs.4 h1:NYKYgJIilexHR8VE1EAl7Tv2wMQGPwdzKiLV2DnIAwg=
github.com/0glabs/cosmos-sdk v0.46.11-0glabs.4/go.mod h1:jwgWoeAWxqMF5pZUZ4N+G4rD3q6oOLulq3/dGCFLEX4=
github.com/0glabs/ethermint v0.21.0-0g.v2.0.1 h1:loFnZAEZ8tboo3JO3+AE+1gJcUm6hkYuwcn+ZHBhjxE=
github.com/0glabs/ethermint v0.21.0-0g.v2.0.1/go.mod h1:peUmQT71k9BOBgoWoIRWRrM/O01mffVjIH0RLnoaFuI=
github.com/0glabs/cosmos-sdk v0.46.11-0glabs.5 h1:/7zqU8Az6n3UpKnypKQ92Yw8AgrE1v1AfatrL8elajs=
github.com/0glabs/cosmos-sdk v0.46.11-0glabs.5/go.mod h1:jwgWoeAWxqMF5pZUZ4N+G4rD3q6oOLulq3/dGCFLEX4=
github.com/0glabs/ethermint v0.21.0-0g.v2.0.2 h1:mFVOMra9lmeNk+CgL0UsBxqiXHx5JWVeiURJFgQmHzY=
github.com/0glabs/ethermint v0.21.0-0g.v2.0.2/go.mod h1:KPLRino6lVDPV/cZCbQf7dZdR1nsVgptr0Htf6ZxZe8=
github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4 h1:/vQbFIOMbk2FiG/kXiLl8BRyzTWDw7gX/Hz7Dd5eDMs=
github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4/go.mod h1:hN7oaIRCjzsZ2dE+yG5k+rsdt3qcwykqK6HVGcKwsw4=
github.com/Azure/azure-sdk-for-go/sdk/azcore v0.21.1/go.mod h1:fBF9PQNqB8scdgpZ3ufzaLntG0AG7C1WjPMsiFOmfHM=

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@ -16,7 +16,7 @@ userMnemonic="news tornado sponsor drastic dolphin awful plastic select true liz
# 0x7Bbf300890857b8c241b219C6a489431669b3aFA
# kava10wlnqzyss4accfqmyxwx5jy5x9nfkwh6qm7n4t
relayerMnemonic="never reject sniff east arctic funny twin feed upper series stay shoot vivid adapt defense economy pledge fetch invite approve ceiling admit gloom exit"
vestingMnemonic="never reject sniff east arctic funny twin feed upper series stay shoot vivid adapt defense economy pledge fetch invite approve ceiling admit gloom exit"
# 0xa2F728F997f62F47D4262a70947F6c36885dF9fa
# kava15tmj37vh7ch504px9fcfglmvx6y9m70646ev8t
@ -64,11 +64,11 @@ $BINARY add-genesis-account $evmFaucetKeyName 1000000000000000000000ua0gi
userKeyName="user"
printf "$userMnemonic\n" | $BINARY keys add $userKeyName --eth --recover
$BINARY add-genesis-account $userKeyName 1000000000000000000000ua0gi,1000000000usdx
$BINARY add-genesis-account $userKeyName 1000000000000000000000ua0gi
relayerKeyName="relayer"
printf "$relayerMnemonic\n" | $BINARY keys add $relayerKeyName --eth --recover
$BINARY add-genesis-account $relayerKeyName 1000000000000000000000ua0gi
vestingKeyName="vesting"
printf "$vestingMnemonic\n" | $BINARY keys add $vestingKeyName --eth --recover
$BINARY add-genesis-account $vestingKeyName 1000000000000000000000ua0gi --vesting-amount 1000000000000000000000ua0gi --vesting-start-time 1717200000 --vesting-end-time 1719791999
storageContractAcc="0g1vsjpjgw8p5f4x0nwp8ernl9lkszewcqqss7r5d"
$BINARY add-genesis-account $storageContractAcc 1000000000000000000000ua0gi