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admin_speedtest.go
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admin_speedtest.go
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// This file is part of MinIO Console Server
// Copyright (c) 2021 MinIO, Inc.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package restapi
import (
"context"
"encoding/json"
"fmt"
"net/http"
"strconv"
"time"
"github.com/dustin/go-humanize"
"github.com/minio/websocket"
"github.com/trinet2005/oss-admin-go"
)
// getSpeedtesthOptionsFromReq gets duration, size & concurrent requests from a websocket
// path come as : `/speedtest?duration=2h&size=12MiB&concurrent=10`
func getSpeedtestOptionsFromReq(req *http.Request) (*madmin.SpeedtestOpts, error) {
optionsSet := madmin.SpeedtestOpts{}
queryPairs := req.URL.Query()
paramDuration := queryPairs.Get("duration")
if paramDuration == "" {
paramDuration = "10s"
}
duration, err := time.ParseDuration(paramDuration)
if err != nil {
return nil, fmt.Errorf("unable to parse duration: %s", paramDuration)
}
if duration <= 0 {
return nil, fmt.Errorf("duration cannot be 0 or negative")
}
optionsSet.Duration = duration
paramSize := queryPairs.Get("size")
if paramSize == "" {
paramSize = "64MiB"
}
size, err := humanize.ParseBytes(paramSize)
if err != nil {
return nil, fmt.Errorf("unable to parse object size")
}
optionsSet.Size = int(size)
paramConcurrent := queryPairs.Get("concurrent")
if paramConcurrent == "" {
paramConcurrent = "32"
}
concurrent, err := strconv.Atoi(paramConcurrent)
if err != nil {
return nil, fmt.Errorf("invalid concurrent value: %s", paramConcurrent)
}
if concurrent <= 0 {
return nil, fmt.Errorf("concurrency cannot be '0' or negative")
}
optionsSet.Concurrency = concurrent
autotune := queryPairs.Get("autotune")
if autotune == "true" {
optionsSet.Autotune = true
}
return &optionsSet, nil
}
func startSpeedtest(ctx context.Context, conn WSConn, client MinioAdmin, speedtestOpts *madmin.SpeedtestOpts) error {
speedtestRes, err := client.speedtest(ctx, *speedtestOpts)
if err != nil {
LogError("error initializing speedtest: %v", err)
return err
}
for result := range speedtestRes {
// Serializing message
bytes, err := json.Marshal(result)
if err != nil {
LogError("error serializing json: %v", err)
return err
}
// Send Message through websocket connection
err = conn.writeMessage(websocket.TextMessage, bytes)
if err != nil {
LogError("error writing speedtest response: %v", err)
return err
}
}
return nil
}