frostfs-node/pkg/util/locode/db/boltdb/opts.go

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package locodebolt
import (
"os"
"time"
"go.etcd.io/bbolt"
)
// Option sets an optional parameter of DB.
type Option func(*options)
type options struct {
mode os.FileMode
boltOpts *bbolt.Options
}
func defaultOpts() *options {
return &options{
mode: os.ModePerm, // 0777
boltOpts: &bbolt.Options{
Timeout: 3 * time.Second,
},
}
}
// ReadOnly enables read-only mode of the DB.
//
// Do not call DB.Put method on instances with
// this option: the behavior is undefined.
func ReadOnly() Option {
return func(o *options) {
o.boltOpts.ReadOnly = true
}
}