Problem: need hardfork to adjust feemarket parameters (#1259)

Update CHANGELOG.md

Signed-off-by: yihuang <[email protected]>

parameters

add dry-run upgrade

dry-run upgrade height

Author: yihuang

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## UNRELEASED
+
+- [#1259](https://github.com/crypto-org-chain/cronos/pull/1259) Use a hard-fork style upgrade to adjust feemarket parameters.
+
 *Nov 20, 2023*
 
 ## v1.0.13

app/app.go

@@ -854,6 +854,8 @@ func (app *App) BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock) abci.R
 		panic("halt application")
 	}
 
+	BeginBlockForks(ctx, app)
+
 	return app.mm.BeginBlock(ctx, req)
 }
 

app/forks.go

@@ -0,0 +1,61 @@
+package app
+
+import sdk "github.com/cosmos/cosmos-sdk/types"
+
+var Forks = []Fork{
+	ForkV1Mainnnet,
+	ForkV1Dryrun,
+}
+
+// Fork defines a struct containing the requisite fields for a non-software upgrade proposal
+// Hard Fork at a given height to implement.
+// There is one time code that can be added for the start of the Fork, in `BeginForkLogic`.
+// Any other change in the code should be height-gated, if the goal is to have old and new binaries
+// to be compatible prior to the upgrade height.
+//
+// Adapted from osmosis: https://github.com/osmosis-labs/osmosis/blob/057192c2c0949fde5673a5f314bf41816f808fd9/app/upgrades/types.go#L40
+type Fork struct {
+	// Upgrade version name, for the upgrade handler, e.g. `v7`
+	UpgradeName string
+	// height the upgrade occurs at
+	UpgradeHeight int64
+	// chain-id the upgrade occurs at
+	UpgradeChainId string
+
+	// Function that runs some custom state transition code at the beginning of a fork.
+	BeginForkLogic func(ctx sdk.Context, app *App)
+}
+
+// BeginBlockForks is intended to be ran in a chain upgrade.
+func BeginBlockForks(ctx sdk.Context, app *App) {
+	for _, fork := range Forks {
+		if ctx.BlockHeight() == fork.UpgradeHeight && ctx.ChainID() == fork.UpgradeChainId {
+			fork.BeginForkLogic(ctx, app)
+			return
+		}
+	}
+}
+
+func ForkV1Logic(ctx sdk.Context, app *App) {
+	params := app.FeeMarketKeeper.GetParams(ctx)
+	params.BaseFeeChangeDenominator = 300
+	params.ElasticityMultiplier = 4
+	params.BaseFee = sdk.NewInt(10000000000000)
+	params.MinGasPrice = sdk.NewDecWithPrec(10000, 9)
+	app.FeeMarketKeeper.SetParams(ctx, params)
+}
+
+var (
+	ForkV1Mainnnet = Fork{
+		UpgradeName:    "v1.0.x-base-fee",
+		UpgradeHeight:  11608760,
+		UpgradeChainId: "cronosmainnet_25-1",
+		BeginForkLogic: ForkV1Logic,
+	}
+	ForkV1Dryrun = Fork{
+		UpgradeName:    "v1.0.x-base-fee",
+		UpgradeHeight:  5214180,
+		UpgradeChainId: "tempcronosmainnet_28-1",
+		BeginForkLogic: ForkV1Logic,
+	}
+)