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deps: update dependencies for GORM, Viper, and SQLite support
- Add GORM v1.25.12 with MySQL and SQLite drivers - Add Viper v1.19.0 for configuration management - Add UUID package for GORM model IDs - Update vendor directory with new dependencies - Update Go module requirements and checksums 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
682
vendor/github.com/fsnotify/fsnotify/backend_windows.go
generated
vendored
Normal file
682
vendor/github.com/fsnotify/fsnotify/backend_windows.go
generated
vendored
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@@ -0,0 +1,682 @@
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//go:build windows
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// Windows backend based on ReadDirectoryChangesW()
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//
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// https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-readdirectorychangesw
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package fsnotify
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import (
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"reflect"
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"runtime"
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"strings"
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"sync"
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"time"
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"unsafe"
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"github.com/fsnotify/fsnotify/internal"
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"golang.org/x/sys/windows"
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)
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type readDirChangesW struct {
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Events chan Event
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Errors chan error
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port windows.Handle // Handle to completion port
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input chan *input // Inputs to the reader are sent on this channel
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quit chan chan<- error
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mu sync.Mutex // Protects access to watches, closed
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watches watchMap // Map of watches (key: i-number)
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closed bool // Set to true when Close() is first called
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}
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func newBackend(ev chan Event, errs chan error) (backend, error) {
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return newBufferedBackend(50, ev, errs)
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}
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func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error) {
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port, err := windows.CreateIoCompletionPort(windows.InvalidHandle, 0, 0, 0)
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if err != nil {
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return nil, os.NewSyscallError("CreateIoCompletionPort", err)
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}
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w := &readDirChangesW{
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Events: ev,
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Errors: errs,
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port: port,
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watches: make(watchMap),
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input: make(chan *input, 1),
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quit: make(chan chan<- error, 1),
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}
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go w.readEvents()
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return w, nil
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}
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func (w *readDirChangesW) isClosed() bool {
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w.mu.Lock()
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defer w.mu.Unlock()
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return w.closed
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}
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func (w *readDirChangesW) sendEvent(name, renamedFrom string, mask uint64) bool {
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if mask == 0 {
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return false
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}
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event := w.newEvent(name, uint32(mask))
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event.renamedFrom = renamedFrom
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select {
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case ch := <-w.quit:
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w.quit <- ch
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case w.Events <- event:
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}
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return true
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}
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// Returns true if the error was sent, or false if watcher is closed.
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func (w *readDirChangesW) sendError(err error) bool {
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if err == nil {
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return true
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}
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select {
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case w.Errors <- err:
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return true
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case <-w.quit:
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return false
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}
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}
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func (w *readDirChangesW) Close() error {
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if w.isClosed() {
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return nil
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}
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w.mu.Lock()
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w.closed = true
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w.mu.Unlock()
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// Send "quit" message to the reader goroutine
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ch := make(chan error)
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w.quit <- ch
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if err := w.wakeupReader(); err != nil {
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return err
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}
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return <-ch
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}
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func (w *readDirChangesW) Add(name string) error { return w.AddWith(name) }
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func (w *readDirChangesW) AddWith(name string, opts ...addOpt) error {
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if w.isClosed() {
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return ErrClosed
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}
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if debug {
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fmt.Fprintf(os.Stderr, "FSNOTIFY_DEBUG: %s AddWith(%q)\n",
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time.Now().Format("15:04:05.000000000"), filepath.ToSlash(name))
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}
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with := getOptions(opts...)
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if !w.xSupports(with.op) {
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return fmt.Errorf("%w: %s", xErrUnsupported, with.op)
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}
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if with.bufsize < 4096 {
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return fmt.Errorf("fsnotify.WithBufferSize: buffer size cannot be smaller than 4096 bytes")
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}
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in := &input{
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op: opAddWatch,
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path: filepath.Clean(name),
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flags: sysFSALLEVENTS,
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reply: make(chan error),
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bufsize: with.bufsize,
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}
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w.input <- in
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if err := w.wakeupReader(); err != nil {
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return err
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}
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return <-in.reply
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}
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func (w *readDirChangesW) Remove(name string) error {
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if w.isClosed() {
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return nil
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}
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if debug {
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fmt.Fprintf(os.Stderr, "FSNOTIFY_DEBUG: %s Remove(%q)\n",
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time.Now().Format("15:04:05.000000000"), filepath.ToSlash(name))
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}
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in := &input{
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op: opRemoveWatch,
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path: filepath.Clean(name),
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reply: make(chan error),
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}
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w.input <- in
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if err := w.wakeupReader(); err != nil {
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return err
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}
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return <-in.reply
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}
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func (w *readDirChangesW) WatchList() []string {
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if w.isClosed() {
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return nil
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}
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w.mu.Lock()
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defer w.mu.Unlock()
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entries := make([]string, 0, len(w.watches))
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for _, entry := range w.watches {
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for _, watchEntry := range entry {
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for name := range watchEntry.names {
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entries = append(entries, filepath.Join(watchEntry.path, name))
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}
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// the directory itself is being watched
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if watchEntry.mask != 0 {
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entries = append(entries, watchEntry.path)
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}
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}
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}
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return entries
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}
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// These options are from the old golang.org/x/exp/winfsnotify, where you could
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// add various options to the watch. This has long since been removed.
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//
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// The "sys" in the name is misleading as they're not part of any "system".
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//
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// This should all be removed at some point, and just use windows.FILE_NOTIFY_*
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const (
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sysFSALLEVENTS = 0xfff
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sysFSCREATE = 0x100
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sysFSDELETE = 0x200
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sysFSDELETESELF = 0x400
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sysFSMODIFY = 0x2
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sysFSMOVE = 0xc0
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sysFSMOVEDFROM = 0x40
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sysFSMOVEDTO = 0x80
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sysFSMOVESELF = 0x800
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sysFSIGNORED = 0x8000
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)
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func (w *readDirChangesW) newEvent(name string, mask uint32) Event {
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e := Event{Name: name}
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if mask&sysFSCREATE == sysFSCREATE || mask&sysFSMOVEDTO == sysFSMOVEDTO {
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e.Op |= Create
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}
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if mask&sysFSDELETE == sysFSDELETE || mask&sysFSDELETESELF == sysFSDELETESELF {
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e.Op |= Remove
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}
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if mask&sysFSMODIFY == sysFSMODIFY {
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e.Op |= Write
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}
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if mask&sysFSMOVE == sysFSMOVE || mask&sysFSMOVESELF == sysFSMOVESELF || mask&sysFSMOVEDFROM == sysFSMOVEDFROM {
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e.Op |= Rename
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}
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return e
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}
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const (
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opAddWatch = iota
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opRemoveWatch
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)
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const (
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provisional uint64 = 1 << (32 + iota)
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)
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type input struct {
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op int
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path string
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flags uint32
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bufsize int
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reply chan error
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}
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type inode struct {
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handle windows.Handle
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volume uint32
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index uint64
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}
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type watch struct {
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ov windows.Overlapped
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ino *inode // i-number
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recurse bool // Recursive watch?
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path string // Directory path
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mask uint64 // Directory itself is being watched with these notify flags
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names map[string]uint64 // Map of names being watched and their notify flags
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rename string // Remembers the old name while renaming a file
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buf []byte // buffer, allocated later
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}
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type (
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indexMap map[uint64]*watch
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watchMap map[uint32]indexMap
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)
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func (w *readDirChangesW) wakeupReader() error {
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err := windows.PostQueuedCompletionStatus(w.port, 0, 0, nil)
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if err != nil {
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return os.NewSyscallError("PostQueuedCompletionStatus", err)
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}
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return nil
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}
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func (w *readDirChangesW) getDir(pathname string) (dir string, err error) {
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attr, err := windows.GetFileAttributes(windows.StringToUTF16Ptr(pathname))
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if err != nil {
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return "", os.NewSyscallError("GetFileAttributes", err)
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}
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if attr&windows.FILE_ATTRIBUTE_DIRECTORY != 0 {
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dir = pathname
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} else {
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dir, _ = filepath.Split(pathname)
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dir = filepath.Clean(dir)
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}
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return
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}
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func (w *readDirChangesW) getIno(path string) (ino *inode, err error) {
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h, err := windows.CreateFile(windows.StringToUTF16Ptr(path),
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windows.FILE_LIST_DIRECTORY,
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windows.FILE_SHARE_READ|windows.FILE_SHARE_WRITE|windows.FILE_SHARE_DELETE,
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nil, windows.OPEN_EXISTING,
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windows.FILE_FLAG_BACKUP_SEMANTICS|windows.FILE_FLAG_OVERLAPPED, 0)
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if err != nil {
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return nil, os.NewSyscallError("CreateFile", err)
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}
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|
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var fi windows.ByHandleFileInformation
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err = windows.GetFileInformationByHandle(h, &fi)
|
||||
if err != nil {
|
||||
windows.CloseHandle(h)
|
||||
return nil, os.NewSyscallError("GetFileInformationByHandle", err)
|
||||
}
|
||||
ino = &inode{
|
||||
handle: h,
|
||||
volume: fi.VolumeSerialNumber,
|
||||
index: uint64(fi.FileIndexHigh)<<32 | uint64(fi.FileIndexLow),
|
||||
}
|
||||
return ino, nil
|
||||
}
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||||
|
||||
// Must run within the I/O thread.
|
||||
func (m watchMap) get(ino *inode) *watch {
|
||||
if i := m[ino.volume]; i != nil {
|
||||
return i[ino.index]
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// Must run within the I/O thread.
|
||||
func (m watchMap) set(ino *inode, watch *watch) {
|
||||
i := m[ino.volume]
|
||||
if i == nil {
|
||||
i = make(indexMap)
|
||||
m[ino.volume] = i
|
||||
}
|
||||
i[ino.index] = watch
|
||||
}
|
||||
|
||||
// Must run within the I/O thread.
|
||||
func (w *readDirChangesW) addWatch(pathname string, flags uint64, bufsize int) error {
|
||||
pathname, recurse := recursivePath(pathname)
|
||||
|
||||
dir, err := w.getDir(pathname)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
ino, err := w.getIno(dir)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
w.mu.Lock()
|
||||
watchEntry := w.watches.get(ino)
|
||||
w.mu.Unlock()
|
||||
if watchEntry == nil {
|
||||
_, err := windows.CreateIoCompletionPort(ino.handle, w.port, 0, 0)
|
||||
if err != nil {
|
||||
windows.CloseHandle(ino.handle)
|
||||
return os.NewSyscallError("CreateIoCompletionPort", err)
|
||||
}
|
||||
watchEntry = &watch{
|
||||
ino: ino,
|
||||
path: dir,
|
||||
names: make(map[string]uint64),
|
||||
recurse: recurse,
|
||||
buf: make([]byte, bufsize),
|
||||
}
|
||||
w.mu.Lock()
|
||||
w.watches.set(ino, watchEntry)
|
||||
w.mu.Unlock()
|
||||
flags |= provisional
|
||||
} else {
|
||||
windows.CloseHandle(ino.handle)
|
||||
}
|
||||
if pathname == dir {
|
||||
watchEntry.mask |= flags
|
||||
} else {
|
||||
watchEntry.names[filepath.Base(pathname)] |= flags
|
||||
}
|
||||
|
||||
err = w.startRead(watchEntry)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if pathname == dir {
|
||||
watchEntry.mask &= ^provisional
|
||||
} else {
|
||||
watchEntry.names[filepath.Base(pathname)] &= ^provisional
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// Must run within the I/O thread.
|
||||
func (w *readDirChangesW) remWatch(pathname string) error {
|
||||
pathname, recurse := recursivePath(pathname)
|
||||
|
||||
dir, err := w.getDir(pathname)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
ino, err := w.getIno(dir)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
w.mu.Lock()
|
||||
watch := w.watches.get(ino)
|
||||
w.mu.Unlock()
|
||||
|
||||
if recurse && !watch.recurse {
|
||||
return fmt.Errorf("can't use \\... with non-recursive watch %q", pathname)
|
||||
}
|
||||
|
||||
err = windows.CloseHandle(ino.handle)
|
||||
if err != nil {
|
||||
w.sendError(os.NewSyscallError("CloseHandle", err))
|
||||
}
|
||||
if watch == nil {
|
||||
return fmt.Errorf("%w: %s", ErrNonExistentWatch, pathname)
|
||||
}
|
||||
if pathname == dir {
|
||||
w.sendEvent(watch.path, "", watch.mask&sysFSIGNORED)
|
||||
watch.mask = 0
|
||||
} else {
|
||||
name := filepath.Base(pathname)
|
||||
w.sendEvent(filepath.Join(watch.path, name), "", watch.names[name]&sysFSIGNORED)
|
||||
delete(watch.names, name)
|
||||
}
|
||||
|
||||
return w.startRead(watch)
|
||||
}
|
||||
|
||||
// Must run within the I/O thread.
|
||||
func (w *readDirChangesW) deleteWatch(watch *watch) {
|
||||
for name, mask := range watch.names {
|
||||
if mask&provisional == 0 {
|
||||
w.sendEvent(filepath.Join(watch.path, name), "", mask&sysFSIGNORED)
|
||||
}
|
||||
delete(watch.names, name)
|
||||
}
|
||||
if watch.mask != 0 {
|
||||
if watch.mask&provisional == 0 {
|
||||
w.sendEvent(watch.path, "", watch.mask&sysFSIGNORED)
|
||||
}
|
||||
watch.mask = 0
|
||||
}
|
||||
}
|
||||
|
||||
// Must run within the I/O thread.
|
||||
func (w *readDirChangesW) startRead(watch *watch) error {
|
||||
err := windows.CancelIo(watch.ino.handle)
|
||||
if err != nil {
|
||||
w.sendError(os.NewSyscallError("CancelIo", err))
|
||||
w.deleteWatch(watch)
|
||||
}
|
||||
mask := w.toWindowsFlags(watch.mask)
|
||||
for _, m := range watch.names {
|
||||
mask |= w.toWindowsFlags(m)
|
||||
}
|
||||
if mask == 0 {
|
||||
err := windows.CloseHandle(watch.ino.handle)
|
||||
if err != nil {
|
||||
w.sendError(os.NewSyscallError("CloseHandle", err))
|
||||
}
|
||||
w.mu.Lock()
|
||||
delete(w.watches[watch.ino.volume], watch.ino.index)
|
||||
w.mu.Unlock()
|
||||
return nil
|
||||
}
|
||||
|
||||
// We need to pass the array, rather than the slice.
|
||||
hdr := (*reflect.SliceHeader)(unsafe.Pointer(&watch.buf))
|
||||
rdErr := windows.ReadDirectoryChanges(watch.ino.handle,
|
||||
(*byte)(unsafe.Pointer(hdr.Data)), uint32(hdr.Len),
|
||||
watch.recurse, mask, nil, &watch.ov, 0)
|
||||
if rdErr != nil {
|
||||
err := os.NewSyscallError("ReadDirectoryChanges", rdErr)
|
||||
if rdErr == windows.ERROR_ACCESS_DENIED && watch.mask&provisional == 0 {
|
||||
// Watched directory was probably removed
|
||||
w.sendEvent(watch.path, "", watch.mask&sysFSDELETESELF)
|
||||
err = nil
|
||||
}
|
||||
w.deleteWatch(watch)
|
||||
w.startRead(watch)
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// readEvents reads from the I/O completion port, converts the
|
||||
// received events into Event objects and sends them via the Events channel.
|
||||
// Entry point to the I/O thread.
|
||||
func (w *readDirChangesW) readEvents() {
|
||||
var (
|
||||
n uint32
|
||||
key uintptr
|
||||
ov *windows.Overlapped
|
||||
)
|
||||
runtime.LockOSThread()
|
||||
|
||||
for {
|
||||
// This error is handled after the watch == nil check below.
|
||||
qErr := windows.GetQueuedCompletionStatus(w.port, &n, &key, &ov, windows.INFINITE)
|
||||
|
||||
watch := (*watch)(unsafe.Pointer(ov))
|
||||
if watch == nil {
|
||||
select {
|
||||
case ch := <-w.quit:
|
||||
w.mu.Lock()
|
||||
var indexes []indexMap
|
||||
for _, index := range w.watches {
|
||||
indexes = append(indexes, index)
|
||||
}
|
||||
w.mu.Unlock()
|
||||
for _, index := range indexes {
|
||||
for _, watch := range index {
|
||||
w.deleteWatch(watch)
|
||||
w.startRead(watch)
|
||||
}
|
||||
}
|
||||
|
||||
err := windows.CloseHandle(w.port)
|
||||
if err != nil {
|
||||
err = os.NewSyscallError("CloseHandle", err)
|
||||
}
|
||||
close(w.Events)
|
||||
close(w.Errors)
|
||||
ch <- err
|
||||
return
|
||||
case in := <-w.input:
|
||||
switch in.op {
|
||||
case opAddWatch:
|
||||
in.reply <- w.addWatch(in.path, uint64(in.flags), in.bufsize)
|
||||
case opRemoveWatch:
|
||||
in.reply <- w.remWatch(in.path)
|
||||
}
|
||||
default:
|
||||
}
|
||||
continue
|
||||
}
|
||||
|
||||
switch qErr {
|
||||
case nil:
|
||||
// No error
|
||||
case windows.ERROR_MORE_DATA:
|
||||
if watch == nil {
|
||||
w.sendError(errors.New("ERROR_MORE_DATA has unexpectedly null lpOverlapped buffer"))
|
||||
} else {
|
||||
// The i/o succeeded but the buffer is full.
|
||||
// In theory we should be building up a full packet.
|
||||
// In practice we can get away with just carrying on.
|
||||
n = uint32(unsafe.Sizeof(watch.buf))
|
||||
}
|
||||
case windows.ERROR_ACCESS_DENIED:
|
||||
// Watched directory was probably removed
|
||||
w.sendEvent(watch.path, "", watch.mask&sysFSDELETESELF)
|
||||
w.deleteWatch(watch)
|
||||
w.startRead(watch)
|
||||
continue
|
||||
case windows.ERROR_OPERATION_ABORTED:
|
||||
// CancelIo was called on this handle
|
||||
continue
|
||||
default:
|
||||
w.sendError(os.NewSyscallError("GetQueuedCompletionPort", qErr))
|
||||
continue
|
||||
}
|
||||
|
||||
var offset uint32
|
||||
for {
|
||||
if n == 0 {
|
||||
w.sendError(ErrEventOverflow)
|
||||
break
|
||||
}
|
||||
|
||||
// Point "raw" to the event in the buffer
|
||||
raw := (*windows.FileNotifyInformation)(unsafe.Pointer(&watch.buf[offset]))
|
||||
|
||||
// Create a buf that is the size of the path name
|
||||
size := int(raw.FileNameLength / 2)
|
||||
var buf []uint16
|
||||
// TODO: Use unsafe.Slice in Go 1.17; https://stackoverflow.com/questions/51187973
|
||||
sh := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
|
||||
sh.Data = uintptr(unsafe.Pointer(&raw.FileName))
|
||||
sh.Len = size
|
||||
sh.Cap = size
|
||||
name := windows.UTF16ToString(buf)
|
||||
fullname := filepath.Join(watch.path, name)
|
||||
|
||||
if debug {
|
||||
internal.Debug(fullname, raw.Action)
|
||||
}
|
||||
|
||||
var mask uint64
|
||||
switch raw.Action {
|
||||
case windows.FILE_ACTION_REMOVED:
|
||||
mask = sysFSDELETESELF
|
||||
case windows.FILE_ACTION_MODIFIED:
|
||||
mask = sysFSMODIFY
|
||||
case windows.FILE_ACTION_RENAMED_OLD_NAME:
|
||||
watch.rename = name
|
||||
case windows.FILE_ACTION_RENAMED_NEW_NAME:
|
||||
// Update saved path of all sub-watches.
|
||||
old := filepath.Join(watch.path, watch.rename)
|
||||
w.mu.Lock()
|
||||
for _, watchMap := range w.watches {
|
||||
for _, ww := range watchMap {
|
||||
if strings.HasPrefix(ww.path, old) {
|
||||
ww.path = filepath.Join(fullname, strings.TrimPrefix(ww.path, old))
|
||||
}
|
||||
}
|
||||
}
|
||||
w.mu.Unlock()
|
||||
|
||||
if watch.names[watch.rename] != 0 {
|
||||
watch.names[name] |= watch.names[watch.rename]
|
||||
delete(watch.names, watch.rename)
|
||||
mask = sysFSMOVESELF
|
||||
}
|
||||
}
|
||||
|
||||
if raw.Action != windows.FILE_ACTION_RENAMED_NEW_NAME {
|
||||
w.sendEvent(fullname, "", watch.names[name]&mask)
|
||||
}
|
||||
if raw.Action == windows.FILE_ACTION_REMOVED {
|
||||
w.sendEvent(fullname, "", watch.names[name]&sysFSIGNORED)
|
||||
delete(watch.names, name)
|
||||
}
|
||||
|
||||
if watch.rename != "" && raw.Action == windows.FILE_ACTION_RENAMED_NEW_NAME {
|
||||
w.sendEvent(fullname, filepath.Join(watch.path, watch.rename), watch.mask&w.toFSnotifyFlags(raw.Action))
|
||||
} else {
|
||||
w.sendEvent(fullname, "", watch.mask&w.toFSnotifyFlags(raw.Action))
|
||||
}
|
||||
|
||||
if raw.Action == windows.FILE_ACTION_RENAMED_NEW_NAME {
|
||||
w.sendEvent(filepath.Join(watch.path, watch.rename), "", watch.names[name]&mask)
|
||||
}
|
||||
|
||||
// Move to the next event in the buffer
|
||||
if raw.NextEntryOffset == 0 {
|
||||
break
|
||||
}
|
||||
offset += raw.NextEntryOffset
|
||||
|
||||
// Error!
|
||||
if offset >= n {
|
||||
//lint:ignore ST1005 Windows should be capitalized
|
||||
w.sendError(errors.New("Windows system assumed buffer larger than it is, events have likely been missed"))
|
||||
break
|
||||
}
|
||||
}
|
||||
|
||||
if err := w.startRead(watch); err != nil {
|
||||
w.sendError(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func (w *readDirChangesW) toWindowsFlags(mask uint64) uint32 {
|
||||
var m uint32
|
||||
if mask&sysFSMODIFY != 0 {
|
||||
m |= windows.FILE_NOTIFY_CHANGE_LAST_WRITE
|
||||
}
|
||||
if mask&(sysFSMOVE|sysFSCREATE|sysFSDELETE) != 0 {
|
||||
m |= windows.FILE_NOTIFY_CHANGE_FILE_NAME | windows.FILE_NOTIFY_CHANGE_DIR_NAME
|
||||
}
|
||||
return m
|
||||
}
|
||||
|
||||
func (w *readDirChangesW) toFSnotifyFlags(action uint32) uint64 {
|
||||
switch action {
|
||||
case windows.FILE_ACTION_ADDED:
|
||||
return sysFSCREATE
|
||||
case windows.FILE_ACTION_REMOVED:
|
||||
return sysFSDELETE
|
||||
case windows.FILE_ACTION_MODIFIED:
|
||||
return sysFSMODIFY
|
||||
case windows.FILE_ACTION_RENAMED_OLD_NAME:
|
||||
return sysFSMOVEDFROM
|
||||
case windows.FILE_ACTION_RENAMED_NEW_NAME:
|
||||
return sysFSMOVEDTO
|
||||
}
|
||||
return 0
|
||||
}
|
||||
|
||||
func (w *readDirChangesW) xSupports(op Op) bool {
|
||||
if op.Has(xUnportableOpen) || op.Has(xUnportableRead) ||
|
||||
op.Has(xUnportableCloseWrite) || op.Has(xUnportableCloseRead) {
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
Reference in New Issue
Block a user