add rc.5 tesnet upgrade handler (#493)

Adds testnet v1rc5 handler

Note: handler needs to live on main as later when we will be upgrading
testnet to v2, the upgrade will need to be made from the latest upgrade
on the testnet

CHANGELOG.md

@@ -54,6 +54,8 @@ from `Finalized` to `Forgotten`
   `MsgWrappedCreateValidator`
 - [#476](https://github.com/babylonlabs-io/babylon/pull/476) Bump cometbft to `v0.38.17`
 - [#488](https://github.com/babylonlabs-io/babylon/pull/488) Fix duplicate BLS key registration in testnet command
+- [#493](https://github.com/babylonlabs-io/babylon/pull/493) Add v1rc5 testnet
+upgrade handler
 
 ## v1.0.0-rc4
 

app/include_upgrade_testnet.go

@@ -6,18 +6,22 @@ import (
 	"github.com/babylonlabs-io/babylon/app/upgrades"
 	v1 "github.com/babylonlabs-io/babylon/app/upgrades/v1"
 	"github.com/babylonlabs-io/babylon/app/upgrades/v1/testnet"
+	v1rc5 "github.com/babylonlabs-io/babylon/app/upgrades/v1rc5/testnet"
 )
 
 // init is used to include v1 upgrade testnet data
 // it is also used for e2e testing
 func init() {
-	Upgrades = []upgrades.Upgrade{v1.CreateUpgrade(v1.UpgradeDataString{
-		BtcStakingParamsStr:       testnet.BtcStakingParamsStr,
-		FinalityParamStr:          testnet.FinalityParamStr,
-		IncentiveParamStr:         testnet.IncentiveParamStr,
-		CosmWasmParamStr:          testnet.CosmWasmParamStr,
-		NewBtcHeadersStr:          testnet.NewBtcHeadersStr,
-		TokensDistributionStr:     testnet.TokensDistributionStr,
-		AllowedStakingTxHashesStr: testnet.AllowedStakingTxHashesStr,
-	}, testnet.TestnetParamUpgrade)}
+	Upgrades = []upgrades.Upgrade{
+		v1.CreateUpgrade(v1.UpgradeDataString{
+			BtcStakingParamsStr:       testnet.BtcStakingParamsStr,
+			FinalityParamStr:          testnet.FinalityParamStr,
+			IncentiveParamStr:         testnet.IncentiveParamStr,
+			CosmWasmParamStr:          testnet.CosmWasmParamStr,
+			NewBtcHeadersStr:          testnet.NewBtcHeadersStr,
+			TokensDistributionStr:     testnet.TokensDistributionStr,
+			AllowedStakingTxHashesStr: testnet.AllowedStakingTxHashesStr,
+		}, testnet.TestnetParamUpgrade),
+		v1rc5.CreateUpgrade(),
+	}
 }

app/upgrades/v1rc5/testnet/upgrade.go

@@ -0,0 +1,39 @@
+package testnet
+
+import (
+	"context"
+	"fmt"
+
+	upgradetypes "cosmossdk.io/x/upgrade/types"
+	"github.com/babylonlabs-io/babylon/app/keepers"
+	"github.com/babylonlabs-io/babylon/app/upgrades"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/module"
+)
+
+const (
+	UpgradeName = "v1rc5"
+)
+
+func CreateUpgrade() upgrades.Upgrade {
+	return upgrades.Upgrade{
+		UpgradeName:          UpgradeName,
+		CreateUpgradeHandler: CreateUpgradeHandler(),
+	}
+}
+
+// CreateUpgradeHandler upgrade handler for launch.
+func CreateUpgradeHandler() upgrades.UpgradeHandlerCreator {
+	return func(mm *module.Manager, cfg module.Configurator, keepers *keepers.AppKeepers) upgradetypes.UpgradeHandler {
+		return func(context context.Context, _plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
+			ctx := sdk.UnwrapSDKContext(context)
+
+			migrations, err := mm.RunMigrations(ctx, cfg, fromVM)
+			if err != nil {
+				return nil, fmt.Errorf("failed to run migrations: %w", err)
+			}
+
+			return migrations, nil
+		}
+	}
+}