Merge pull request #240 from scorpioborn/feature/upgrade-handler-v0.4…

…6.14

Feature /  Upgrade handler of v0.46.14

app/app.go

@@ -36,6 +36,7 @@ import (
 	"github.com/sge-network/sge/app/keepers"
 	sgeappparams "github.com/sge-network/sge/app/params"
 	"github.com/sge-network/sge/app/upgrades"
+	v1 "github.com/sge-network/sge/app/upgrades/v1"
 	"github.com/spf13/cast"
 	abci "github.com/tendermint/tendermint/abci/types"
 	tmjson "github.com/tendermint/tendermint/libs/json"
@@ -65,7 +66,7 @@ func getGovProposalHandlers() []govclient.ProposalHandler {
 var (
 	// DefaultNodeHome default home directories for the application daemon
 	DefaultNodeHome string
-	Upgrades        = []upgrades.Upgrade{}
+	Upgrades        = []upgrades.Upgrade{v1.Upgrade}
 )
 
 var (

app/upgrades/v1/consts.go

@@ -0,0 +1,25 @@
+package v1
+
+import (
+	store "github.com/cosmos/cosmos-sdk/store/types"
+	"github.com/cosmos/cosmos-sdk/x/group"
+
+	ibcfeetypes "github.com/cosmos/ibc-go/v5/modules/apps/29-fee/types"
+
+	"github.com/sge-network/sge/app/upgrades"
+)
+
+// UpgradeName defines the on-chain upgrade name for the v1.1.0 upgrade.
+const UpgradeName = "v1.1.0"
+
+var Upgrade = upgrades.Upgrade{
+	UpgradeName:          UpgradeName,
+	CreateUpgradeHandler: CreateUpgradeHandler,
+	StoreUpgrades: store.StoreUpgrades{
+		Added: []string{
+			group.ModuleName,
+			ibcfeetypes.StoreKey,
+		},
+		Deleted: []string{},
+	},
+}

app/upgrades/v1/upgrades.go

@@ -0,0 +1,46 @@
+package v1
+
+import (
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/module"
+	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
+	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
+	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
+
+	"github.com/sge-network/sge/app/keepers"
+)
+
+func setCommissionRate(stakingKeeper *stakingkeeper.Keeper, ctx sdk.Context) {
+	// the minimal commission rate of 5% (0.05)
+	// (default is needed to be set because of SDK store migrations that set the param)
+	stakingtypes.DefaultMinCommissionRate = sdk.NewDecWithPrec(5, 2)
+
+	stakingKeeper.IterateValidators(ctx, func(index int64, val stakingtypes.ValidatorI) (stop bool) {
+		if val.GetCommission().LT(stakingtypes.DefaultMinCommissionRate) {
+			validator, found := stakingKeeper.GetValidator(ctx, val.GetOperator())
+			if !found {
+				ctx.Logger().Error("validator not found", val)
+				return true
+			}
+			ctx.Logger().Info("update validator's commission rate to a minimal one", val)
+			validator.Commission.Rate = stakingtypes.DefaultMinCommissionRate
+			if validator.Commission.MaxRate.LT(stakingtypes.DefaultMinCommissionRate) {
+				validator.Commission.MaxRate = stakingtypes.DefaultMinCommissionRate
+			}
+			stakingKeeper.SetValidator(ctx, validator)
+		}
+		return false
+	})
+}
+
+func CreateUpgradeHandler(
+	mm *module.Manager,
+	configurator module.Configurator,
+	keepers *keepers.AppKeepers,
+) upgradetypes.UpgradeHandler {
+	return func(ctx sdk.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
+		setCommissionRate(&keepers.StakingKeeper, ctx)
+
+		return mm.RunMigrations(ctx, configurator, fromVM)
+	}
+}

proto/buf.yaml

@@ -1,5 +1,5 @@
 version: v1
-name: buf.build/osmosis-labs/osmosis
+name: buf.build/sge-network/sge
 deps:
   - buf.build/cosmos/cosmos-sdk
   - buf.build/cosmos/cosmos-proto