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52 lines
1.4 KiB
52 lines
1.4 KiB
// Copyright (c) 2022 Proton Technologies AG |
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// |
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// This file is part of ProtonMail Bridge. |
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// |
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// ProtonMail Bridge is free software: you can redistribute it and/or modify |
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// it under the terms of the GNU General Public License as published by |
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// the Free Software Foundation, either version 3 of the License, or |
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// (at your option) any later version. |
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// |
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// ProtonMail Bridge is distributed in the hope that it will be useful, |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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// GNU General Public License for more details. |
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// |
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// You should have received a copy of the GNU General Public License |
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// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>. |
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//go:build linux |
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// +build linux |
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package versioner |
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import ( |
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"os" |
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"path/filepath" |
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"strings" |
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) |
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func (v *Versioner) RemoveCurrentVersion() error { |
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// get current executable |
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exec, err := os.Executable() |
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if err != nil { |
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return err |
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} |
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// Check that current executtable is update package so we won't |
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// delete base version (that is controlled by package manager). |
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// Get absolute paths to ensure there is no crazy stuff there. |
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absExec, err := filepath.Abs(exec) |
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if err != nil { |
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return err |
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} |
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absRoot, err := filepath.Abs(v.root) |
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if err != nil { |
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return err |
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} |
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if !strings.HasPrefix(absExec, absRoot) { |
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return ErrNoRemoveBase |
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} |
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return os.RemoveAll(filepath.Dir(absExec)) |
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}
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