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data.go
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data.go
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// 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 connection
import (
"encoding/json"
"github.com/pkg/errors"
"github.com/elastic/beats/libbeat/common"
s "github.com/elastic/beats/libbeat/common/schema"
c "github.com/elastic/beats/libbeat/common/schema/mapstriface"
"github.com/elastic/beats/metricbeat/mb"
)
var (
schema = s.Schema{
"name": c.Str("name"),
"client_provided": s.Object{
"name": c.Str("client_properties.connection_name"),
},
"vhost": c.Str("vhost", s.Required),
"user": c.Str("user", s.Required),
"node": c.Str("node", s.Required),
"state": c.Str("state"),
"channels": c.Int("channels"),
"channel_max": c.Int("channel_max"),
"frame_max": c.Int("frame_max"),
"type": c.Str("type"),
"packet_count": s.Object{
"sent": c.Int("send_cnt"),
"received": c.Int("recv_cnt"),
"pending": c.Int("send_pend"),
},
"octet_count": s.Object{
"sent": c.Int("send_oct"),
"received": c.Int("recv_oct"),
},
"host": c.Str("host"),
"port": c.Int("port"),
"peer": s.Object{
"host": c.Str("peer_host"),
"port": c.Int("peer_port"),
},
}
)
func eventsMapping(content []byte, r mb.ReporterV2, m *MetricSet) error {
var connections []map[string]interface{}
err := json.Unmarshal(content, &connections)
if err != nil {
return errors.Wrap(err, "error in unmarshal")
}
for _, node := range connections {
evt, err := eventMapping(node)
if err != nil {
m.Logger().Errorf("error in mapping: %s", err)
r.Error(err)
continue
}
if !r.Event(evt) {
return nil
}
}
return nil
}
func eventMapping(connection map[string]interface{}) (mb.Event, error) {
fields, err := schema.Apply(connection, s.FailOnRequired)
if err != nil {
return mb.Event{}, errors.Wrap(err, "error applying schema")
}
rootFields := common.MapStr{}
if v, err := fields.GetValue("user"); err == nil {
rootFields.Put("user.name", v)
fields.Delete("user")
}
moduleFields := common.MapStr{}
if v, err := fields.GetValue("vhost"); err == nil {
moduleFields.Put("vhost", v)
fields.Delete("vhost")
}
if v, err := fields.GetValue("node"); err == nil {
moduleFields.Put("node.name", v)
fields.Delete("node")
}
event := mb.Event{
MetricSetFields: fields,
RootFields: rootFields,
ModuleFields: moduleFields,
}
return event, nil
}