forked from Silverfish/proton-bridge
07c03c6920
Do not abort removing files on first error. Collect errors and try to remove as many as possible. This would cause some state files to not be removed on windows.
84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
// Copyright (c) 2023 Proton AG
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//
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// This file is part of Proton Mail Bridge.
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//
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// Proton Mail 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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// Proton Mail 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 Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>.
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// Package files provides standard filesystem operations.
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package files
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import (
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"os"
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"path/filepath"
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"sort"
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"strings"
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"github.com/hashicorp/go-multierror"
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)
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type OpRemove struct {
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targets []string
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exceptions []string
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}
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func Remove(targets ...string) *OpRemove {
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return &OpRemove{targets: targets}
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}
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func (op *OpRemove) Except(exceptions ...string) *OpRemove {
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op.exceptions = exceptions
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return op
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}
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func (op *OpRemove) Do() error {
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var multiErr error
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for _, target := range op.targets {
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if err := remove(target, op.exceptions...); err != nil {
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multiErr = multierror.Append(multiErr, err)
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}
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}
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return multiErr
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}
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func remove(dir string, except ...string) error {
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var toRemove []string
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if err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
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for _, exception := range except {
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if path == exception || strings.HasPrefix(exception, path) || strings.HasPrefix(path, exception) {
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return nil
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}
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}
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toRemove = append(toRemove, path)
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return nil
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}); err != nil {
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return err
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}
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sort.Sort(sort.Reverse(sort.StringSlice(toRemove)))
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var multiErr error
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for _, target := range toRemove {
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if err := os.RemoveAll(target); err != nil {
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multiErr = multierror.Append(multiErr, err)
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}
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}
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return multiErr
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}
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