Files
cloudpods/pkg/compute/service/influxdb.go

80 lines
2.2 KiB
Go

// Copyright 2019 Yunion
//
// Licensed 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 service
import (
"context"
"fmt"
"yunion.io/x/log"
"yunion.io/x/pkg/errors"
"yunion.io/x/onecloud/pkg/cloudcommon/tsdb"
"yunion.io/x/onecloud/pkg/compute/options"
"yunion.io/x/onecloud/pkg/mcclient"
"yunion.io/x/onecloud/pkg/mcclient/auth"
"yunion.io/x/onecloud/pkg/util/influxdb"
)
type sInfluxdbEndpointListener struct {
done map[string]bool
}
func (listener *sInfluxdbEndpointListener) OnServiceCatalogChange(catalog mcclient.IServiceCatalog) {
s := auth.GetAdminSession(context.Background(), options.Options.Region)
urls, err := tsdb.GetDefaultServiceSourceURLs(s, options.Options.SessionEndpointType)
if err != nil {
log.Debugf("sInfluxdbEndpointListener: no influxdb endpoints found, retry later...")
return
}
for _, url := range urls {
if done, ok := listener.done[url]; ok && done {
continue
}
err = setInfluxdbRetentionPolicyForUrl(url)
if err != nil {
log.Errorf("set retention policy for url %q fail %s", url, err)
} else {
listener.done[url] = true
}
}
}
func setInfluxdbRetentionPolicy() {
listener := &sInfluxdbEndpointListener{
done: make(map[string]bool),
}
auth.RegisterCatalogListener(listener)
}
func setInfluxdbRetentionPolicyForUrl(url string) error {
db := influxdb.NewInfluxdb(url)
err := db.SetDatabase("telegraf")
if err != nil {
return errors.Wrap(err, "set database telegraf")
}
rp := influxdb.SRetentionPolicy{
Name: "30day_only",
Duration: fmt.Sprintf("%dd", options.Options.MetricsRetentionDays),
ReplicaN: 1,
Default: true,
}
err = db.SetRetentionPolicy(rp)
if err != nil {
return errors.Wrap(err, "set retention policy")
}
return nil
}