39 lines
1.2 KiB
Go
39 lines
1.2 KiB
Go
package simapp
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import (
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storetypes "cosmossdk.io/store/types"
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upgradetypes "cosmossdk.io/x/upgrade/types"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/types/module"
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)
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// UpgradeName defines the on-chain upgrade name for the sample SimApp upgrade
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// from v047 to v048.
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//
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// NOTE: This upgrade defines a reference implementation of what an upgrade
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// could look like when an application is migrating from Cosmos SDK version
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// v0.47.x to v0.48.x.
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const UpgradeName = "v047-to-v048"
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func (app SimApp) RegisterUpgradeHandlers() {
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app.UpgradeKeeper.SetUpgradeHandler(
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UpgradeName,
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func(ctx sdk.Context, _ upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
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return app.ModuleManager.RunMigrations(ctx, app.Configurator(), fromVM)
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},
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)
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upgradeInfo, err := app.UpgradeKeeper.ReadUpgradeInfoFromDisk()
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if err != nil {
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panic(err)
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}
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if upgradeInfo.Name == UpgradeName && !app.UpgradeKeeper.IsSkipHeight(upgradeInfo.Height) {
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storeUpgrades := storetypes.StoreUpgrades{}
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// configure store loader that checks if version == upgradeHeight and applies store upgrades
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app.SetStoreLoader(upgradetypes.UpgradeStoreLoader(upgradeInfo.Height, &storeUpgrades))
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}
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}
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