bbolt/cmd/bolt/keys.go

42 lines
645 B
Go

package main
import (
"os"
"github.com/boltdb/bolt"
)
// Keys retrieves a list of keys for a given bucket.
func Keys(path, name string) {
if _, err := os.Stat(path); os.IsNotExist(err) {
fatal(err)
return
}
db, err := bolt.Open(path, 0600)
if err != nil {
fatal(err)
return
}
defer db.Close()
err = db.View(func(tx *bolt.Tx) error {
// Find bucket.
b := tx.Bucket([]byte(name))
if b == nil {
fatalf("bucket not found: %s", name)
return nil
}
// Iterate over each key.
return b.ForEach(func(key, _ []byte) error {
println(string(key))
return nil
})
})
if err != nil {
fatal(err)
return
}
}