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speedtest.go
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speedtest.go
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package gost
import (
"context"
"fmt"
"github.com/showwin/speedtest-go/speedtest"
)
// SpeedTestProvider is used to implement Provider.
type SpeedTestProvider struct {
servers speedtest.Servers
}
// NewSpeedTestProvider constructor for SpeedTestProvider.
func NewSpeedTestProvider() (*SpeedTestProvider, error) {
user, err := speedtest.FetchUserInfo()
if err != nil {
fmt.Println("Warning: Cannot fetch user information. http://www.speedtest.net/speedtest-config.php is temporarily unavailable.")
}
servers, err := speedtest.FetchServers(user)
if err != nil {
return nil, err
}
r := &SpeedTestProvider{
servers: servers,
}
return r, nil
}
// Download implements Provider.
func (r *SpeedTestProvider) Download(ctx context.Context) (float64, error) {
if len(r.servers) == 0 {
return 0, ErrNoEndpointUrls
}
s := r.servers[0]
if err := r.servers[0].DownloadTestContext(ctx, false); err != nil {
return 0, err
}
return s.DLSpeed, nil
}
// Upload implements Provider.
func (r *SpeedTestProvider) Upload(ctx context.Context) (float64, error) {
if len(r.servers) == 0 {
return 0, ErrNoEndpointUrls
}
s := r.servers[0]
if err := r.servers[0].UploadTestContext(ctx, false); err != nil {
return 0, err
}
return s.ULSpeed, nil
}