mirror of https://github.com/gogs/gogs.git
28 lines
812 B
Go
28 lines
812 B
Go
// Copyright 2020 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package conf
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import (
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"strings"
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"github.com/pkg/errors"
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"gogs.io/gogs/internal/process"
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)
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// openSSHVersion returns string representation of OpenSSH version via command "ssh -V".
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func openSSHVersion() (string, error) {
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// NOTE: Somehow the version is printed to stderr.
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_, stderr, err := process.Exec("conf.openSSHVersion", "ssh", "-V")
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if err != nil {
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return "", errors.Wrap(err, stderr)
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}
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// Trim unused information, see https://github.com/gogs/gogs/issues/4507#issuecomment-305150441.
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v := strings.TrimRight(strings.Fields(stderr)[0], ",1234567890")
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v = strings.TrimSuffix(strings.TrimPrefix(v, "OpenSSH_"), "p")
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return v, nil
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}
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