73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
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// Licensed to Elasticsearch B.V. under one or more contributor
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// license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright
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// ownership. Elasticsearch B.V. licenses this file to you under
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// the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package outputs
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import (
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"fmt"
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"github.com/elastic/beats/libbeat/beat"
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"github.com/elastic/beats/libbeat/common"
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"github.com/elastic/beats/libbeat/common/cfgwarn"
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)
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var outputReg = map[string]Factory{}
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// Factory is used by output plugins to build an output instance
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type Factory func(
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beat beat.Info,
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stats Observer,
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cfg *common.Config) (Group, error)
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// Group configures and combines multiple clients into load-balanced group of clients
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// being managed by the publisher pipeline.
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type Group struct {
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Clients []Client
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BatchSize int
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Retry int
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}
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// RegisterType registers a new output type.
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func RegisterType(name string, f Factory) {
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if outputReg[name] != nil {
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panic(fmt.Errorf("output type '%v' exists already", name))
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}
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outputReg[name] = f
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}
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// FindFactory finds an output type its factory if available.
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func FindFactory(name string) Factory {
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return outputReg[name]
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}
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// Load creates and configures a output Group using a configuration object..
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func Load(info beat.Info, stats Observer, name string, config *common.Config) (Group, error) {
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factory := FindFactory(name)
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if factory == nil {
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return Group{}, fmt.Errorf("output type %v undefined", name)
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}
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if err := cfgwarn.CheckRemoved5xSetting(config, "flush_interval"); err != nil {
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return Fail(err)
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}
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if stats == nil {
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stats = NewNilObserver()
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}
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return factory(info, stats, config)
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}
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