0g-chain/cmd/0gchaind/iavlviewer/data.go
0g-wh c949c06fce rebase to kava cosmos 0.47 upgrade
rename

rename

tidy

clean code
2024-08-03 15:05:14 +08:00

57 lines
1.2 KiB
Go

package iavlviewer
import (
"crypto/sha256"
"fmt"
"github.com/cosmos/iavl"
ethermintserver "github.com/evmos/ethermint/server"
"github.com/spf13/cobra"
)
func newDataCmd(opts ethermintserver.StartOptions) *cobra.Command {
cmd := &cobra.Command{
Use: "data <prefix> [version number]",
Short: "View all keys, hash, & size of tree.",
Args: cobra.RangeArgs(1, 2),
RunE: func(cmd *cobra.Command, args []string) error {
prefix := args[0]
version := 0
if len(args) == 2 {
var err error
version, err = parseVersion(args[1])
if err != nil {
return err
}
}
tree, err := openPrefixTree(opts, cmd, prefix, version)
if err != nil {
return err
}
printKeys(tree)
hash, err := tree.Hash()
if err != nil {
return err
}
fmt.Printf("Hash: %X\n", hash)
fmt.Printf("Size: %X\n", tree.Size())
return nil
},
}
return cmd
}
func printKeys(tree *iavl.MutableTree) {
fmt.Println("Printing all keys with hashed values (to detect diff)")
tree.Iterate(func(key []byte, value []byte) bool { //nolint:errcheck
printKey := parseWeaveKey(key)
digest := sha256.Sum256(value)
fmt.Printf(" %s\n %X\n", printKey, digest)
return false
})
}