frostfs-node/cmd/frostfs-lens/internal/writecache/inspect.go

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package writecache
import (
"fmt"
"os"
common "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-lens/internal"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache/writecachebadger"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache/writecachebbolt"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
"github.com/spf13/cobra"
)
var inspectCMD = &cobra.Command{
Use: "inspect",
Short: "Object inspection",
Long: `Inspect specific object in a write-cache.`,
Run: inspectFunc,
}
func init() {
common.AddAddressFlag(inspectCMD, &vAddress)
common.AddComponentPathFlag(inspectCMD, &vPath)
common.AddOutputFileFlag(inspectCMD, &vOut)
common.AddDBTypeFlag(inspectCMD, &vDBType)
}
func inspectFunc(cmd *cobra.Command, _ []string) {
var data []byte
switch vDBType {
case "bbolt":
db, err := writecachebbolt.OpenDB(vPath, true, os.OpenFile)
common.ExitOnErr(cmd, common.Errf("could not open write-cache db: %w", err))
defer db.Close()
data, err = writecachebbolt.Get(db, []byte(vAddress))
common.ExitOnErr(cmd, common.Errf("could not fetch object: %w", err))
case "badger":
log, err := logger.NewLogger(&logger.Prm{})
common.ExitOnErr(cmd, common.Errf("could not create logger: %w", err))
db, err := writecachebadger.OpenDB(vPath, true, log)
common.ExitOnErr(cmd, common.Errf("could not open write-cache db: %w", err))
data, err = writecachebadger.Get(db, []byte(vAddress))
common.ExitOnErr(cmd, common.Errf("could not fetch object: %w", err))
default:
common.ExitOnErr(cmd, fmt.Errorf("invalid dbtype: %q (possible values: bbolt, badger)", vDBType))
}
var o objectSDK.Object
common.ExitOnErr(cmd, common.Errf("could not unmarshal object: %w", o.Unmarshal(data)))
common.PrintObjectHeader(cmd, o)
common.WriteObjectToFile(cmd, vOut, data)
}