X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FKQNotify.pm;h=381711fae8f400bf11b3f0bb3316c04d66207336;hb=refs%2Fheads%2Fmaster;hp=c7740df2dc0ca1e8dc80d12bf5af5ed4c0d3bb85;hpb=1bc3707e3e0983c9aed898980ec8acf6501813f7;p=public-inbox.git
diff --git a/lib/PublicInbox/KQNotify.pm b/lib/PublicInbox/KQNotify.pm
index c7740df2..381711fa 100644
--- a/lib/PublicInbox/KQNotify.pm
+++ b/lib/PublicInbox/KQNotify.pm
@@ -1,13 +1,13 @@
-# Copyright (C) 2020 all contributors
+# Copyright (C) all contributors
# License: AGPL-3.0+
# implements the small subset of Linux::Inotify2 functionality we use
# using IO::KQueue on *BSD systems.
package PublicInbox::KQNotify;
-use strict;
+use v5.12;
use IO::KQueue;
use PublicInbox::DSKQXS; # wraps IO::KQueue for fork-safe DESTROY
-use PublicInbox::FakeInotify;
+use PublicInbox::FakeInotify qw(fill_dirlist on_dir_change);
use Time::HiRes qw(stat);
# NOTE_EXTEND detects rename(2), NOTE_WRITE detects link(2)
@@ -28,17 +28,19 @@ sub watch {
'PublicInbox::KQNotify::Watchdir';
} else {
open($fh, '<', $path) or return;
- $watch = bless [ $fh, $path ],
- 'PublicInbox::KQNotify::Watch';
+ $watch = bless [ $fh, $path ], 'PublicInbox::KQNotify::Watch';
}
my $ident = fileno($fh);
- $self->{dskq}->{kq}->EV_SET($ident, # ident
+ $self->{dskq}->{kq}->EV_SET($ident, # ident (fd)
EVFILT_VNODE, # filter
EV_ADD | EV_CLEAR, # flags
$mask, # fflags
0, 0); # data, udata
- if ($mask == NOTE_WRITE || $mask == MOVED_TO_OR_CREATE) {
+ if ($mask & (MOVED_TO_OR_CREATE|NOTE_DELETE|NOTE_LINK|NOTE_REVOKE)) {
$self->{watch}->{$ident} = $watch;
+ if ($mask & (NOTE_DELETE|NOTE_LINK|NOTE_REVOKE)) {
+ fill_dirlist($self, $path, $fh)
+ }
} else {
die "TODO Not implemented: $mask";
}
@@ -61,33 +63,49 @@ sub read {
my ($self) = @_;
my @kevents = $self->{dskq}->{kq}->kevent(0);
my $events = [];
+ my @gone;
+ my $watch = $self->{watch};
for my $kev (@kevents) {
my $ident = $kev->[KQ_IDENT];
my $mask = $kev->[KQ_FFLAGS];
- my ($dh, $path, $old_ctime) = @{$self->{watch}->{$ident}};
+ my ($dh, $path, $old_ctime) = @{$watch->{$ident}};
if (!defined($old_ctime)) {
push @$events,
bless(\$path, 'PublicInbox::FakeInotify::Event')
- } elsif ($mask & MOVED_TO_OR_CREATE) {
- my @new_st = stat($path) or next;
- $self->{watch}->{$ident}->[3] = $new_st[10]; # ctime
+ } elsif ($mask & (MOVED_TO_OR_CREATE|NOTE_DELETE|NOTE_LINK|
+ NOTE_REVOKE|NOTE_RENAME)) {
+ my @new_st = stat($path);
+ if (!@new_st && $!{ENOENT}) {
+ push @$events, bless(\$path,
+ 'PublicInbox::FakeInotify::'.
+ 'SelfGoneEvent');
+ push @gone, $ident;
+ delete $self->{dirlist}->{$path};
+ next;
+ }
+ if (!@new_st) {
+ warn "unhandled stat($path) error: $!\n";
+ next;
+ }
+ $watch->{$ident}->[3] = $new_st[10]; # ctime
rewinddir($dh);
- PublicInbox::FakeInotify::on_new_files($events, $dh,
- $path, $old_ctime);
+ on_dir_change($events, $dh, $path, $old_ctime,
+ $self->{dirlist});
}
}
+ delete @$watch{@gone};
@$events;
}
package PublicInbox::KQNotify::Watch;
-use strict;
+use v5.12;
sub name { $_[0]->[1] }
sub cancel { close $_[0]->[0] or die "close: $!" }
package PublicInbox::KQNotify::Watchdir;
-use strict;
+use v5.12;
sub name { $_[0]->[1] }