134 lines
3.2 KiB
Go
134 lines
3.2 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 datastore
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import (
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"context"
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"net/url"
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"github.com/elastic/beats/libbeat/common"
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"github.com/elastic/beats/libbeat/common/cfgwarn"
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"github.com/elastic/beats/metricbeat/mb"
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"github.com/vmware/govmomi"
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"github.com/vmware/govmomi/view"
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"github.com/vmware/govmomi/vim25/mo"
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)
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func init() {
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mb.Registry.MustAddMetricSet("vsphere", "datastore", New,
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mb.DefaultMetricSet(),
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)
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}
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type MetricSet struct {
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mb.BaseMetricSet
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HostURL *url.URL
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Insecure bool
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}
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func New(base mb.BaseMetricSet) (mb.MetricSet, error) {
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cfgwarn.Beta("The vsphere datastore metricset is beta")
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config := struct {
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Username string `config:"username"`
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Password string `config:"password"`
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Insecure bool `config:"insecure"`
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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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u, err := url.Parse(base.HostData().URI)
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if err != nil {
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return nil, err
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}
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u.User = url.UserPassword(config.Username, config.Password)
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return &MetricSet{
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BaseMetricSet: base,
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HostURL: u,
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Insecure: config.Insecure,
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}, nil
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}
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func (m *MetricSet) Fetch() ([]common.MapStr, error) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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var events []common.MapStr
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client, err := govmomi.NewClient(ctx, m.HostURL, m.Insecure)
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if err != nil {
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return nil, err
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}
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defer client.Logout(ctx)
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c := client.Client
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// Create a view of Datastore objects
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mgr := view.NewManager(c)
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v, err := mgr.CreateContainerView(ctx, c.ServiceContent.RootFolder, []string{"Datastore"}, true)
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if err != nil {
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return nil, err
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}
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defer v.Destroy(ctx)
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// Retrieve summary property for all datastores
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var dst []mo.Datastore
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err = v.Retrieve(ctx, []string{"Datastore"}, []string{"summary"}, &dst)
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if err != nil {
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return nil, err
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}
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for _, ds := range dst {
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var usedSpacePercent int64
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if ds.Summary.Capacity > 0 {
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usedSpacePercent = 100 * (ds.Summary.Capacity - ds.Summary.FreeSpace) / ds.Summary.Capacity
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}
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usedSpaceBytes := ds.Summary.Capacity - ds.Summary.FreeSpace
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event := common.MapStr{
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"name": ds.Summary.Name,
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"fstype": ds.Summary.Type,
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"capacity": common.MapStr{
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"total": common.MapStr{
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"bytes": ds.Summary.Capacity,
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},
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"free": common.MapStr{
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"bytes": ds.Summary.FreeSpace,
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},
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"used": common.MapStr{
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"bytes": usedSpaceBytes,
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"pct": usedSpacePercent,
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},
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},
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}
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events = append(events, event)
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}
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return events, nil
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}
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