103 lines
2.8 KiB
Go
103 lines
2.8 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 index_recovery
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import (
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"github.com/pkg/errors"
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"github.com/elastic/beats/libbeat/common/cfgwarn"
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"github.com/elastic/beats/libbeat/logp"
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"github.com/elastic/beats/metricbeat/mb"
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"github.com/elastic/beats/metricbeat/module/elasticsearch"
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)
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func init() {
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mb.Registry.MustAddMetricSet(elasticsearch.ModuleName, "index_recovery", New,
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mb.WithHostParser(elasticsearch.HostParser),
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mb.WithNamespace("elasticsearch.index.recovery"),
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)
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}
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const (
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recoveryPath = "/_recovery"
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)
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// MetricSet type defines all fields of the MetricSet
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type MetricSet struct {
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*elasticsearch.MetricSet
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recoveryPath string
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}
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// New create a new instance of the MetricSet
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func New(base mb.BaseMetricSet) (mb.MetricSet, error) {
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cfgwarn.Beta("The " + base.FullyQualifiedName() + " metricset is beta")
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config := struct {
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ActiveOnly bool `config:"index_recovery.active_only"`
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XPack bool `config:"xpack.enabled"`
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}{
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ActiveOnly: true,
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XPack: false,
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}
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if err := base.Module().UnpackConfig(&config); err != nil {
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return nil, err
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}
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localRecoveryPath := recoveryPath
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if !config.XPack && config.ActiveOnly {
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localRecoveryPath = localRecoveryPath + "?active_only=true"
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}
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ms, err := elasticsearch.NewMetricSet(base, localRecoveryPath)
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if err != nil {
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return nil, err
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}
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return &MetricSet{MetricSet: ms, recoveryPath: localRecoveryPath}, nil
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}
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// Fetch gathers stats for each index from the _stats API
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func (m *MetricSet) Fetch(r mb.ReporterV2) {
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isMaster, err := elasticsearch.IsMaster(m.HTTP, m.HostData().SanitizedURI+m.recoveryPath)
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if err != nil {
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r.Error(errors.Wrap(err, "error determining if connected Elasticsearch node is master"))
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return
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}
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// Not master, no event sent
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if !isMaster {
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logp.Debug(elasticsearch.ModuleName, "Trying to fetch index recovery stats from a non-master node.")
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return
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}
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content, err := m.HTTP.FetchContent()
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if err != nil {
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r.Error(err)
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return
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}
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if m.MetricSet.XPack {
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eventsMappingXPack(r, m, content)
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} else {
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err = eventsMapping(r, content)
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if err != nil {
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r.Error(err)
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}
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}
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}
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