0g-chain/x/pricefeed/keeper/keeper.go
drklee3 f757d7ab15
feat: upgrade to Cosmos v0.46 (#1477)
* Update cosmos-sdk to v0.45.10-kava

* Add RegisterNodeService to app

* Update cosmos proto files

* Update cosmos proto files

* Use tagged v0.45.10-kava-v0.19-0.21 cosmos version

* update x/auth/legacy to x/auth/migrations

* Delete rest packages and registration

* Remove rest from proposal handlers

* Remove legacy types referencing removed sdk types

* Remove legacy tx broadcast handler

* Update incentive staking hooks to return error

* Remove grpc replace directive, use new grpc version

* Fix storetypes import

* Update tally_handler with updated gov types

* Delete legacy types

* Use new gov default config

* Update RegisterTendermintService params

Signed-off-by: drklee3 <derrick@dlee.dev>

* Replace sdk.StoreKey with storetypes.StoreKey

* Replace sdk.Int#ToDec with sdk.NewDecFromInt

* Replace sdk.NewUintFromBigInt with sdkmath.NewUintFromBigInt

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update most intances of govtypes to govv1beta1

* Unpack coin slice for Coins#Sub and Coins#SafeSub

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update committee gov codec registration

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update migrate utils period_vesting Coins#Sub

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update Coin#Sub in community proposal handler

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update Coin#Sub, FundModuleAccount/FundAccount in banktestutil

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update community, earn, kavadist proposal gov registration

* Update evm cli client EthSecp256k1Type check

* AccAddressFromHex to AccAddressFromHexUnsafe

* Add mint DefaultInflationCalculationFn to earn test

* Update use of removed staking.NewHandler

* Rename FlagIAVLFastNode -> FlagDisableIAVLFastNode

* cmd: Update new snapshot app option

Signed-off-by: drklee3 <derrick@dlee.dev>

* cmd: Add tendermint default config, use cosmos rpc status command

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update ethermint import path

github.com/tharsis/ethermint -> github.com/evmos/ethermint

* Upgrade ibc-go to v6

* Update proto dependencies

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update Tally handler test with new gov types

* Update helpers.GenTx -> helpers.GenSignedMockTx

* Update evmkeeper.NewKeeper params

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update ante authz, tests

* Add feemarket transient key, pass subspaces to evm/feemarket keepers

* Update new ante decorators

* Add new addModuleInitFlags to server commands

* Pass codec to keyring.New in genaccounts

* Pass codec to client keys add

* Add SendCoins to evmutil bank_keeper

* Use github.com/cosmos/iavl@v0.19.5

* Add ante HandlerOptions

* Add unimplemented SendCoins to evmutil bank keeper

Ethermint x/evm does not use this method

* Update init-new-chain script to disable post-london blocks

* Modify test genesis states to append 1 validator

* Update tally handler test to use string values

* Prevent querying balance for empty sdk.AccAddress in auction bidding test

* Set default bond denom to ukava

* Remove overwritten bank genesis total supply in committee proposal test

Signed-off-by: drklee3 <derrick@dlee.dev>

* Use ukava for testing staked balance

* Disable minting in community proposal handler test

Previously stake denom is used, which resulted in 0 minted coins

* Update hard APYToSPY test expected value

Increased iterations in sdk.ApproxRoot, updated closer to real value

* Fix NewDecCoinsFromCoins bug in incentive collectDerivativeStakingRewards

* Allow bkava earn incentive test values to match within small margin for rounding

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update invalid denom in issuance message coin validation

Colons are now valid in denoms

Signed-off-by: drklee3 <derrick@dlee.dev>

* Remove genesis validator in incentive delegation tests

* Update pricefeed market test for invalid denom

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update incentive delegator rewards test without genesis validator

Signed-off-by: drklee3 <derrick@dlee.dev>

* Add validator to export test

* Clear bank state in minting tests

Signed-off-by: drklee3 <derrick@dlee.dev>

* Remove validator for no stake tally test

Signed-off-by: drklee3 <derrick@dlee.dev>

* Clear incentive state before InitGenesis in incentive genesis export test

* Update swagger

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update ethermint version to match replaced version

* Remove legacy swagger

* Add NewEthEmitEventDecorator

* Remove redundant func for AddModuleInitFlags

* Remove unused addBankBalanceForAddress func

* Add SetIAVLLazyLoading option to app cmd

* Use legacy.RegisterAminoMsg for committee msg concrete registration

* Remove unnecessary Amino field

* Add evm_util bankkeeper SendCoins comment

* Update test method ResetBankState to DeleteGenesisValidatorCoins to be more clear

* Validate incentive params.RewardsPerSecond to be non-zero

* Validate swap pools to disallow colons in token denoms

* Register all legacy amino types on gov modulecdc

* Remove redundant Comittee interface registration

* Pin goleveldb to v1.0.1-0.20210819022825-2ae1ddf74ef7

Causes failed to load state at height errors

* Update ethermint to new pinned version with minGasPrices parse error fix

* Update cosmos fork dependcy commit to include reverted account constructor patch

* Update Cosmos v0.46.11 and cometbft v0.34.27

* Bump minimum go version to 1.19

* Update tendermint proto

* Update internal testnet genesis

* Move NewCanTransferDecorator before NewEthGasConsumeDecorator

* Add hard borrow store tests (#1514)

* add store tests for Borrow type

* refactor Deposit tests to match

* Fix old bep3 tests (#1515)

* Update Ethermint to 1b17445 to fix duplicate proto registration

* Add custom status command to use snake_case and stdout

* Add SetInflation helper

* Reduce ambiguity with evm CanSignEthTx error

* Remove init genesis validator claim in test

* Add disabled evmante.NewMinGasPriceDecorator with x/feemarket note

* chore: use tagged versions for Cosmos and Ethermint forks

* update kvtool & increase wait for ibc transfer test

---------

Signed-off-by: drklee3 <derrick@dlee.dev>
Co-authored-by: Ruaridh <rhuairahrighairidh@users.noreply.github.com>
Co-authored-by: Robert Pirtle <astropirtle@gmail.com>
2023-04-03 20:08:45 -04:00

230 lines
7.0 KiB
Go

package keeper
import (
"fmt"
"sort"
"time"
"github.com/tendermint/tendermint/libs/log"
"github.com/cosmos/cosmos-sdk/codec"
storetypes "github.com/cosmos/cosmos-sdk/store/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
"github.com/kava-labs/kava/x/pricefeed/types"
)
// Keeper struct for pricefeed module
type Keeper struct {
// key used to access the stores from Context
key storetypes.StoreKey
// Codec for binary encoding/decoding
cdc codec.Codec
// The reference to the Paramstore to get and set pricefeed specific params
paramSubspace paramtypes.Subspace
}
// NewKeeper returns a new keeper for the pricefeed module.
func NewKeeper(
cdc codec.Codec, key storetypes.StoreKey, paramstore paramtypes.Subspace,
) Keeper {
if !paramstore.HasKeyTable() {
paramstore = paramstore.WithKeyTable(types.ParamKeyTable())
}
return Keeper{
cdc: cdc,
key: key,
paramSubspace: paramstore,
}
}
// Logger returns a module-specific logger.
func (k Keeper) Logger(ctx sdk.Context) log.Logger {
return ctx.Logger().With("module", fmt.Sprintf("x/%s", types.ModuleName))
}
// SetPrice updates the posted price for a specific oracle
func (k Keeper) SetPrice(
ctx sdk.Context,
oracle sdk.AccAddress,
marketID string,
price sdk.Dec,
expiry time.Time,
) (types.PostedPrice, error) {
// If the expiry is less than or equal to the current blockheight, we consider the price valid
if !expiry.After(ctx.BlockTime()) {
return types.PostedPrice{}, types.ErrExpired
}
store := ctx.KVStore(k.key)
newRawPrice := types.NewPostedPrice(marketID, oracle, price, expiry)
// Emit an event containing the oracle's new price
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeOracleUpdatedPrice,
sdk.NewAttribute(types.AttributeMarketID, marketID),
sdk.NewAttribute(types.AttributeOracle, oracle.String()),
sdk.NewAttribute(types.AttributeMarketPrice, price.String()),
sdk.NewAttribute(types.AttributeExpiry, expiry.UTC().String()),
),
)
// Sets the raw price for a single oracle instead of an array of all oracle's raw prices
store.Set(types.RawPriceKey(marketID, oracle), k.cdc.MustMarshal(&newRawPrice))
return newRawPrice, nil
}
// SetCurrentPrices updates the price of an asset to the median of all valid oracle inputs
func (k Keeper) SetCurrentPrices(ctx sdk.Context, marketID string) error {
_, ok := k.GetMarket(ctx, marketID)
if !ok {
return sdkerrors.Wrap(types.ErrInvalidMarket, marketID)
}
// store current price
validPrevPrice := true
prevPrice, err := k.GetCurrentPrice(ctx, marketID)
if err != nil {
validPrevPrice = false
}
prices := k.GetRawPrices(ctx, marketID)
var notExpiredPrices []types.CurrentPrice
// filter out expired prices
for _, v := range prices {
if v.Expiry.After(ctx.BlockTime()) {
notExpiredPrices = append(notExpiredPrices, types.NewCurrentPrice(v.MarketID, v.Price))
}
}
if len(notExpiredPrices) == 0 {
// NOTE: The current price stored will continue storing the most recent (expired)
// price if this is not set.
// This zero's out the current price stored value for that market and ensures
// that CDP methods that GetCurrentPrice will return error.
k.setCurrentPrice(ctx, marketID, types.CurrentPrice{})
return types.ErrNoValidPrice
}
medianPrice := k.CalculateMedianPrice(notExpiredPrices)
// check case that market price was not set in genesis
if validPrevPrice && !medianPrice.Equal(prevPrice.Price) {
// only emit event if price has changed
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeMarketPriceUpdated,
sdk.NewAttribute(types.AttributeMarketID, marketID),
sdk.NewAttribute(types.AttributeMarketPrice, medianPrice.String()),
),
)
}
currentPrice := types.NewCurrentPrice(marketID, medianPrice)
k.setCurrentPrice(ctx, marketID, currentPrice)
return nil
}
func (k Keeper) setCurrentPrice(ctx sdk.Context, marketID string, currentPrice types.CurrentPrice) {
store := ctx.KVStore(k.key)
store.Set(types.CurrentPriceKey(marketID), k.cdc.MustMarshal(&currentPrice))
}
// CalculateMedianPrice calculates the median prices for the input prices.
func (k Keeper) CalculateMedianPrice(prices []types.CurrentPrice) sdk.Dec {
l := len(prices)
if l == 1 {
// Return immediately if there's only one price
return prices[0].Price
}
// sort the prices
sort.Slice(prices, func(i, j int) bool {
return prices[i].Price.LT(prices[j].Price)
})
// for even numbers of prices, the median is calculated as the mean of the two middle prices
if l%2 == 0 {
median := k.calculateMeanPrice(prices[l/2-1], prices[l/2])
return median
}
// for odd numbers of prices, return the middle element
return prices[l/2].Price
}
func (k Keeper) calculateMeanPrice(priceA, priceB types.CurrentPrice) sdk.Dec {
sum := priceA.Price.Add(priceB.Price)
mean := sum.Quo(sdk.NewDec(2))
return mean
}
// GetCurrentPrice fetches the current median price of all oracles for a specific market
func (k Keeper) GetCurrentPrice(ctx sdk.Context, marketID string) (types.CurrentPrice, error) {
store := ctx.KVStore(k.key)
bz := store.Get(types.CurrentPriceKey(marketID))
if bz == nil {
return types.CurrentPrice{}, types.ErrNoValidPrice
}
var price types.CurrentPrice
err := k.cdc.Unmarshal(bz, &price)
if err != nil {
return types.CurrentPrice{}, err
}
if price.Price.Equal(sdk.ZeroDec()) {
return types.CurrentPrice{}, types.ErrNoValidPrice
}
return price, nil
}
// IterateCurrentPrices iterates over all current price objects in the store and performs a callback function
func (k Keeper) IterateCurrentPrices(ctx sdk.Context, cb func(cp types.CurrentPrice) (stop bool)) {
iterator := sdk.KVStorePrefixIterator(ctx.KVStore(k.key), types.CurrentPricePrefix)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var cp types.CurrentPrice
k.cdc.MustUnmarshal(iterator.Value(), &cp)
if cb(cp) {
break
}
}
}
// GetCurrentPrices returns all current price objects from the store
func (k Keeper) GetCurrentPrices(ctx sdk.Context) types.CurrentPrices {
var cps types.CurrentPrices
k.IterateCurrentPrices(ctx, func(cp types.CurrentPrice) (stop bool) {
cps = append(cps, cp)
return false
})
return cps
}
// GetRawPrices fetches the set of all prices posted by oracles for an asset
func (k Keeper) GetRawPrices(ctx sdk.Context, marketId string) types.PostedPrices {
var pps types.PostedPrices
k.IterateRawPricesByMarket(ctx, marketId, func(pp types.PostedPrice) (stop bool) {
pps = append(pps, pp)
return false
})
return pps
}
// IterateRawPrices iterates over all raw prices in the store and performs a callback function
func (k Keeper) IterateRawPricesByMarket(ctx sdk.Context, marketId string, cb func(record types.PostedPrice) (stop bool)) {
iterator := sdk.KVStorePrefixIterator(ctx.KVStore(k.key), types.RawPriceIteratorKey((marketId)))
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
var record types.PostedPrice
k.cdc.MustUnmarshal(iterator.Value(), &record)
if cb(record) {
break
}
}
}