/
export_app.go
49 lines (42 loc) · 1.38 KB
/
export_app.go
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package main
import (
"log"
"path/filepath"
"github.com/fibonacci-chain/fbc/app"
"github.com/fibonacci-chain/fbc/libs/cosmos-sdk/server"
sdk "github.com/fibonacci-chain/fbc/libs/cosmos-sdk/types"
tmtypes "github.com/fibonacci-chain/fbc/libs/tendermint/types"
"github.com/spf13/cobra"
)
func exportAppCmd(ctx *server.Context) *cobra.Command {
cmd := &cobra.Command{
Use: "export-app",
Short: "export current latest version of application db to new db into export dir",
Run: func(cmd *cobra.Command, args []string) {
log.Println("--------- export start ---------")
export(ctx)
log.Println("--------- export success ---------")
},
}
cmd.Flags().String(sdk.FlagDBBackend, tmtypes.DBBackend, "Database backend: goleveldb | rocksdb")
return cmd
}
// export current latest version of application db to new db into export dir
func export(ctx *server.Context) {
fromApp := createApp(ctx, "data")
toApp := createApp(ctx, "export")
version := fromApp.LastCommitID().Version
log.Println("export app version ", version)
err := fromApp.Export(toApp.BaseApp, version)
if err != nil {
panicError(err)
}
}
func createApp(ctx *server.Context, dataPath string) *app.FBChainApp {
rootDir := ctx.Config.RootDir
dataDir := filepath.Join(rootDir, dataPath)
db, err := sdk.NewDB(applicationDB, dataDir)
panicError(err)
exapp := newApp(ctx.Logger, db, nil)
return exapp.(*app.FBChainApp)
}