youtubebeat/vendor/github.com/elastic/beats/metricbeat/module/mongodb/metricset.go

76 lines
2.1 KiB
Go

// 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 mongodb
import (
"crypto/tls"
"net"
"gopkg.in/mgo.v2"
"github.com/elastic/beats/libbeat/common/transport/tlscommon"
"github.com/elastic/beats/libbeat/logp"
"github.com/elastic/beats/metricbeat/mb"
)
// ModuleConfig contains the common configuration for this module
type ModuleConfig struct {
TLS *tlscommon.Config `config:"ssl"`
}
// MetricSet type defines all fields of the MetricSet
type MetricSet struct {
mb.BaseMetricSet
DialInfo *mgo.DialInfo
}
// NewMetricSet creates a new instance of the MetricSet
func NewMetricSet(base mb.BaseMetricSet) (*MetricSet, error) {
var config ModuleConfig
err := base.Module().UnpackConfig(&config)
if err != nil {
return nil, err
}
dialInfo, err := mgo.ParseURL(base.HostData().URI)
if err != nil {
return nil, err
}
dialInfo.Timeout = base.Module().Config().Timeout
if config.TLS.IsEnabled() {
tlsConfig, err := tlscommon.LoadTLSConfig(config.TLS)
if err != nil {
return nil, err
}
dialInfo.DialServer = func(addr *mgo.ServerAddr) (net.Conn, error) {
hostname, _, err := net.SplitHostPort(base.HostData().Host)
if err != nil {
logp.Warn("Failed to obtain hostname from `%s`: %s", hostname, err)
hostname = ""
}
return tls.Dial("tcp", addr.String(), tlsConfig.BuildModuleConfig(hostname))
}
}
return &MetricSet{
BaseMetricSet: base,
DialInfo: dialInfo,
}, nil
}