youtubebeat/vendor/github.com/elastic/beats/metricbeat/module/plugin.go

72 lines
1.9 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 module
import (
"errors"
"github.com/elastic/beats/libbeat/plugin"
"github.com/elastic/beats/metricbeat/mb"
)
type modulePlugin struct {
name string
factory mb.ModuleFactory
metricsets map[string]mb.MetricSetFactory
}
const pluginKey = "metricbeat.module"
func init() {
plugin.MustRegisterLoader(pluginKey, func(ifc interface{}) error {
p, ok := ifc.(modulePlugin)
if !ok {
return errors.New("plugin does not match metricbeat module plugin type")
}
if p.factory != nil {
if err := mb.Registry.AddModule(p.name, p.factory); err != nil {
return err
}
}
for name, factory := range p.metricsets {
if err := mb.Registry.AddMetricSet(p.name, name, factory); err != nil {
return err
}
}
return nil
})
}
func Plugin(
module string,
factory mb.ModuleFactory,
metricsets map[string]mb.MetricSetFactory,
) map[string][]interface{} {
return plugin.MakePlugin(pluginKey, modulePlugin{module, factory, metricsets})
}
func MetricSetsPlugin(
module string,
metricsets map[string]mb.MetricSetFactory,
) map[string][]interface{} {
return Plugin(module, nil, metricsets)
}