55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package simapp
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import (
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"context"
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"cosmossdk.io/runtime/v2/services"
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"cosmossdk.io/x/staking"
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v2 "github.com/cosmos/cosmos-sdk/x/genutil/v2"
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)
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// ExportAppStateAndValidators exports the state of the application for a genesis
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// file.
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// This is a demonstation of how to export a genesis file. Export may need extended at
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// the user discretion for cleaning the genesis state at the end provided with jailAllowedAddrs
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// Same applies for forZeroHeight preprocessing.
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func (app *SimApp[T]) ExportAppStateAndValidators(
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forZeroHeight bool,
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jailAllowedAddrs []string,
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) (v2.ExportedApp, error) {
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ctx := context.Background()
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var exportedApp v2.ExportedApp
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latestHeight, err := app.LoadLatestHeight()
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if err != nil {
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return exportedApp, err
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}
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genesis, err := app.ExportGenesis(ctx, latestHeight)
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if err != nil {
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return exportedApp, err
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}
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readerMap, err := app.Store().StateAt(latestHeight)
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if err != nil {
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return exportedApp, err
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}
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genesisCtx := services.NewGenesisContext(readerMap)
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err = genesisCtx.Read(ctx, func(ctx context.Context) error {
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exportedApp.Validators, err = staking.WriteValidators(ctx, app.StakingKeeper)
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return err
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})
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if err != nil {
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return exportedApp, err
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}
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exportedApp.AppState = genesis
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exportedApp.Height = int64(latestHeight)
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if forZeroHeight {
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exportedApp.Height = 0
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}
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return exportedApp, nil
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}
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