youtubebeat/vendor/github.com/elastic/beats/libbeat/common/cfgwarn/removed.go

66 lines
1.7 KiB
Go

// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package cfgwarn
import (
"fmt"
"strings"
"github.com/joeshaw/multierror"
"github.com/elastic/beats/libbeat/common"
)
func CheckRemoved5xSettings(cfg *common.Config, settings ...string) error {
var errs multierror.Errors
for _, setting := range settings {
if err := CheckRemoved5xSetting(cfg, setting); err != nil {
errs = append(errs, err)
}
}
return errs.Err()
}
// CheckRemoved5xSetting prints a warning if the obsolete setting is used.
func CheckRemoved5xSetting(cfg *common.Config, setting string) error {
segments := strings.Split(setting, ".")
L := len(segments)
name := segments[L-1]
path := segments[:L-1]
current := cfg
for _, p := range path {
current, _ := current.Child(p, -1)
if current == nil {
break
}
}
// full path to setting not available -> setting not found
if current == nil {
return nil
}
if !current.HasField(name) {
return nil
}
return fmt.Errorf("setting '%v' has been removed", current.PathOf(name))
}