75 lines
2.3 KiB
Go
75 lines
2.3 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 input
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import (
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"fmt"
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"time"
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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 stores the options of an input.
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type Config struct {
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// Paths stores the paths to the journal files to be read.
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Paths []string `config:"paths"`
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// MaxBackoff is the limit of the backoff time.
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Backoff time.Duration `config:"backoff" validate:"min=0,nonzero"`
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// Backoff is the current interval to wait before
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// attemting to read again from the journal.
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BackoffFactor int `config:"backoff_factor" validate:"min=1"`
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// BackoffFactor is the multiplier of Backoff.
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MaxBackoff time.Duration `config:"max_backoff" validate:"min=0,nonzero"`
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// Seek is the method to read from journals.
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Seek string `config:"seek"`
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// Matches store the key value pairs to match entries.
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Matches []string `config:"include_matches"`
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// Fields and tags to add to events.
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common.EventMetadata `config:",inline"`
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// Processors to run on events.
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Processors processors.PluginConfig `config:"processors"`
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}
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var (
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// DefaultConfig is the defaults for an inputs
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DefaultConfig = Config{
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Backoff: 1 * time.Second,
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BackoffFactor: 2,
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MaxBackoff: 60 * time.Second,
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Seek: "cursor",
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}
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)
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// Validate check the configuration of the input.
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func (c *Config) Validate() error {
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correctSeek := false
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for _, s := range []string{"cursor", "head", "tail"} {
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if c.Seek == s {
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correctSeek = true
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}
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}
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if !correctSeek {
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return fmt.Errorf("incorrect value for seek: %s. possible values: cursor, head, tail", c.Seek)
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}
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return nil
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}
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