cadvisor/storagedriver.go
2014-07-08 18:02:37 -07:00

70 lines
1.9 KiB
Go

// Copyright 2014 Google Inc. All Rights Reserved.
//
// 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 main
import (
"flag"
"fmt"
"os"
"time"
"github.com/google/cadvisor/storage"
"github.com/google/cadvisor/storage/influxdb"
"github.com/google/cadvisor/storage/memory"
)
var argDbUsername = flag.String("db.user", "root", "database username")
var argDbPassword = flag.String("db.password", "root", "database password")
var argDbHost = flag.String("db.host", "localhost:8086", "database host:port")
var argDbName = flag.String("db.name", "cadvisor", "database name")
var argDbIsSecure = flag.Bool("db.secure", false, "use secure connection with database")
func NewStorage(driverName string) (storage.StorageDriver, error) {
var storageDriver storage.StorageDriver
var err error
switch driverName {
case "":
// empty string by default is the in memory store
fallthrough
case "memory":
storageDriver = memory.New(*argSampleSize, *argHistoryDuration)
return storageDriver, nil
case "influxdb":
var hostname string
hostname, err = os.Hostname()
if err != nil {
return nil, err
}
storageDriver, err = influxdb.New(
hostname,
"cadvisorTable",
*argDbName,
*argDbUsername,
*argDbPassword,
*argDbHost,
*argDbIsSecure,
// TODO(monnand): One hour? Or user-defined?
1*time.Hour,
)
default:
err = fmt.Errorf("Unknown database driver: %v", *argDbDriver)
}
if err != nil {
return nil, err
}
return storageDriver, nil
}