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Merge pull request #4779 from aduffeck/posixfs-trashbin
Posixfs trashbin
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| Enhancement: Add trashbin support to posixfs alongside other improvements | ||
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| We added support for trashbins to posixfs. Posixfs also saw a number of other improvement, bugfixes and optimizations. | ||
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| https://github.com/cs3org/reva/pull/4779 |
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| // Copyright 2018-2024 CERN | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // | ||
| // In applying this license, CERN does not waive the privileges and immunities | ||
| // granted to it by virtue of its status as an Intergovernmental Organization | ||
| // or submit itself to any jurisdiction. | ||
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| package timemanager | ||
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| import ( | ||
| "context" | ||
| "os" | ||
| "syscall" | ||
| "time" | ||
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| "github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/metadata/prefixes" | ||
| "github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/node" | ||
| ) | ||
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| // Manager is responsible for managing time-related operations on files and directories. | ||
| type Manager struct { | ||
| } | ||
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| // OverrideMtime overrides the modification time (mtime) of a node with the specified time. | ||
| func (m *Manager) OverrideMtime(ctx context.Context, n *node.Node, _ *node.Attributes, mtime time.Time) error { | ||
| return os.Chtimes(n.InternalPath(), mtime, mtime) | ||
| } | ||
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| // MTime returns the modification time (mtime) of a node. | ||
| func (m *Manager) MTime(ctx context.Context, n *node.Node) (time.Time, error) { | ||
| fi, err := os.Stat(n.InternalPath()) | ||
| if err != nil { | ||
| return time.Time{}, err | ||
| } | ||
| return fi.ModTime(), nil | ||
| } | ||
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| // SetMTime sets the modification time (mtime) of a node to the specified time. | ||
| func (m *Manager) SetMTime(ctx context.Context, n *node.Node, mtime *time.Time) error { | ||
| return os.Chtimes(n.InternalPath(), *mtime, *mtime) | ||
| } | ||
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| // TMTime returns the tree modification time (tmtime) of a node. | ||
| // If the tmtime is not set, it falls back to the modification time (mtime). | ||
| func (m *Manager) TMTime(ctx context.Context, n *node.Node) (time.Time, error) { | ||
| b, err := n.XattrString(ctx, prefixes.TreeMTimeAttr) | ||
| if err == nil { | ||
| return time.Parse(time.RFC3339Nano, b) | ||
| } | ||
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| // no tmtime, use mtime | ||
| return m.MTime(ctx, n) | ||
| } | ||
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| // SetTMTime sets the tree modification time (tmtime) of a node to the specified time. | ||
| // If tmtime is nil, the tmtime attribute is removed. | ||
| func (m *Manager) SetTMTime(ctx context.Context, n *node.Node, tmtime *time.Time) error { | ||
| if tmtime == nil { | ||
| return n.RemoveXattr(ctx, prefixes.TreeMTimeAttr, true) | ||
| } | ||
| return n.SetXattrString(ctx, prefixes.TreeMTimeAttr, tmtime.UTC().Format(time.RFC3339Nano)) | ||
| } | ||
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| // CTime returns the creation time (ctime) of a node. | ||
| func (m *Manager) CTime(ctx context.Context, n *node.Node) (time.Time, error) { | ||
| fi, err := os.Stat(n.InternalPath()) | ||
| if err != nil { | ||
| return time.Time{}, err | ||
| } | ||
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| stat := fi.Sys().(*syscall.Stat_t) | ||
| //nolint:unconvert | ||
| return time.Unix(int64(stat.Ctim.Sec), int64(stat.Ctim.Nsec)), nil | ||
| } | ||
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| // TCTime returns the tree creation time (tctime) of a node. | ||
| // Since decomposedfs does not differentiate between ctime and mtime, it falls back to TMTime. | ||
| func (m *Manager) TCTime(ctx context.Context, n *node.Node) (time.Time, error) { | ||
| // decomposedfs does not differentiate between ctime and mtime | ||
| return m.TMTime(ctx, n) | ||
| } | ||
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| // SetTCTime sets the tree creation time (tctime) of a node to the specified time. | ||
| // Since decomposedfs does not differentiate between ctime and mtime, it falls back to SetTMTime. | ||
| func (m *Manager) SetTCTime(ctx context.Context, n *node.Node, tmtime *time.Time) error { | ||
| // decomposedfs does not differentiate between ctime and mtime | ||
| return m.SetTMTime(ctx, n, tmtime) | ||
| } | ||
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| // DTime returns the deletion time (dtime) of a node. | ||
| func (m *Manager) DTime(ctx context.Context, n *node.Node) (tmTime time.Time, err error) { | ||
| b, err := n.XattrString(ctx, prefixes.DTimeAttr) | ||
| if err != nil { | ||
| return time.Time{}, err | ||
| } | ||
| return time.Parse(time.RFC3339Nano, b) | ||
| } | ||
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| // SetDTime sets the deletion time (dtime) of a node to the specified time. | ||
| // If t is nil, the dtime attribute is removed. | ||
| func (m *Manager) SetDTime(ctx context.Context, n *node.Node, t *time.Time) (err error) { | ||
| if t == nil { | ||
| return n.RemoveXattr(ctx, prefixes.DTimeAttr, true) | ||
| } | ||
| return n.SetXattrString(ctx, prefixes.DTimeAttr, t.UTC().Format(time.RFC3339Nano)) | ||
| } |
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