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43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
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// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package speedtest
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import (
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"encoding/json"
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"errors"
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"net"
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"time"
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)
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// RunClient dials the given address and starts a speedtest.
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// It returns any errors that come up in the tests.
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// If there are no errors in the test, it returns a slice of results.
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func RunClient(direction Direction, duration time.Duration, host string) ([]Result, error) {
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conn, err := net.Dial("tcp", host)
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if err != nil {
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return nil, err
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}
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conf := config{TestDuration: duration, Version: version, Direction: direction}
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defer conn.Close()
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encoder := json.NewEncoder(conn)
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if err = encoder.Encode(conf); err != nil {
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return nil, err
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}
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var response configResponse
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decoder := json.NewDecoder(conn)
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if err = decoder.Decode(&response); err != nil {
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return nil, err
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}
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if response.Error != "" {
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return nil, errors.New(response.Error)
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}
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return doTest(conn, conf)
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}
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