72 lines
2.2 KiB
Go
72 lines
2.2 KiB
Go
// 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 pipeline
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import (
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"errors"
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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/processors"
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)
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// Config object for loading a pipeline instance via Load.
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type Config struct {
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// Event processing configurations
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common.EventMetadata `config:",inline"` // Fields and tags to add to each event.
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Processors processors.PluginConfig `config:"processors"`
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// Event queue
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Queue common.ConfigNamespace `config:"queue"`
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}
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// validateClientConfig checks a ClientConfig can be used with (*Pipeline).ConnectWith.
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func validateClientConfig(c *beat.ClientConfig) error {
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withDrop := false
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switch m := c.PublishMode; m {
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case beat.DefaultGuarantees, beat.GuaranteedSend:
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case beat.DropIfFull:
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withDrop = true
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default:
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return fmt.Errorf("unknown publish mode %v", m)
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}
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fnCount := 0
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countPtr := func(b bool) {
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if b {
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fnCount++
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}
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}
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countPtr(c.ACKCount != nil)
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countPtr(c.ACKEvents != nil)
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countPtr(c.ACKLastEvent != nil)
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if fnCount > 1 {
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return fmt.Errorf("At most one of ACKCount, ACKEvents, ACKLastEvent can be configured")
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}
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// ACK handlers can not be registered DropIfFull is set, as dropping events
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// due to full broker can not be accounted for in the clients acker.
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if fnCount != 0 && withDrop {
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return errors.New("ACK handlers with DropIfFull mode not supported")
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}
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return nil
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}
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