The core protocol of WoopChain
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woop/cmd/harmony/inspectdb.go

59 lines
1.4 KiB

package main
import (
"fmt"
"os"
"github.com/spf13/cobra"
"github.com/harmony-one/harmony/core/rawdb"
"github.com/harmony-one/harmony/internal/cli"
)
var prefixFlag = cli.StringFlag{
Name: "prefix",
Shorthand: "p",
Usage: "key prefix",
DefValue: "",
}
var startKeyFlag = cli.StringFlag{
Name: "start_key",
Shorthand: "s",
Usage: "start key",
DefValue: "",
}
var inspectDBCmd = &cobra.Command{
Use: "inspectdb srcdb prefix startKey",
Short: "inspect a db.",
Long: "inspect a db.",
Example: "harmony inspectdb /srcDir/harmony_db_0",
Args: cobra.RangeArgs(1, 3),
Run: func(cmd *cobra.Command, args []string) {
srcDBDir := args[0]
prefix := cli.GetStringFlagValue(cmd, prefixFlag)
startKey := cli.GetStringFlagValue(cmd, startKeyFlag)
fmt.Println("db path: ", srcDBDir)
inspectDB(srcDBDir, prefix, startKey)
os.Exit(0)
},
}
func registerInspectionFlags() error {
return cli.RegisterFlags(inspectDBCmd, []cli.Flag{prefixFlag, startKeyFlag})
}
func inspectDB(srcDBDir, prefix, startKey string) {
fmt.Println("===inspectDB===")
srcDB, err := rawdb.NewLevelDBDatabase(srcDBDir, LEVELDB_CACHE_SIZE, LEVELDB_HANDLES, "", false)
if err != nil {
fmt.Println("open src db error:", err)
os.Exit(-1)
}
rawdb.InspectDatabase(srcDB, []byte(prefix), []byte(startKey))
fmt.Println("database inspection completed!")
}