1 # Copyright (C) 2020-2021 all contributors <meta@public-inbox.org>
2 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
4 # Writes PublicInbox::Eml objects atomically to a mbox variant or Maildir
5 package PublicInbox::LeiToMail;
8 use parent qw(PublicInbox::IPC);
10 use PublicInbox::ProcessPipe;
11 use PublicInbox::Spawn qw(spawn);
12 use PublicInbox::PktOp qw(pkt_do);
13 use Symbol qw(gensym);
14 use IO::Handle; # ->autoflush
15 use Fcntl qw(SEEK_SET SEEK_END O_CREAT O_EXCL O_WRONLY);
17 my %kw2char = ( # Maildir characters
20 forwarded => 'P', # passed
26 flagged => [ 'X-Status' => 'F' ],
27 answered => [ 'X-Status' => 'A' ],
28 seen => [ 'Status' => 'R' ],
29 draft => [ 'X-Status' => 'T' ],
32 sub _mbox_hdr_buf ($$$) {
33 my ($eml, $type, $smsg) = @_;
34 $eml->header_set($_) for (qw(Lines Bytes Content-Length));
36 my %hdr = (Status => []); # set Status, X-Status
37 for my $k (@{$smsg->{kw} // []}) {
38 if (my $ent = $kw2status{$k}) {
39 push @{$hdr{$ent->[0]}}, $ent->[1];
41 warn "# keyword `$k' not supported for mbox\n";
44 # Messages are always 'O' (non-\Recent in IMAP), it saves
45 # MUAs the trouble of rewriting the mbox if no other
46 # changes are made. We put 'O' at the end (e.g. "Status: RO")
47 # to match mutt(1) output.
48 $eml->header_set('Status', join('', sort(@{$hdr{Status}})). 'O');
49 if (my $chars = delete $hdr{'X-Status'}) {
50 $eml->header_set('X-Status', join('', sort(@$chars)));
52 my $buf = delete $eml->{hdr};
54 # fixup old bug from import (pre-a0c07cba0e5d8b6a)
55 $$buf =~ s/\A[\r\n]*From [^\r\n]*\r?\n//s;
56 my $ident = $smsg->{blob} // 'lei';
57 if (defined(my $pct = $smsg->{pct})) { $ident .= "=$pct" }
59 substr($$buf, 0, 0, # prepend From line
60 "From $ident\@$type Thu Jan 1 00:00:00 1970$eml->{crlf}");
64 sub atomic_append { # for on-disk destinations (O_APPEND, or O_EXCL)
66 if (defined(my $w = syswrite($lei->{1} // return, $$buf))) {
67 return if $w == length($$buf);
68 $buf = "short atomic write: $w != ".length($$buf);
70 return $lei->note_sigpipe(1);
72 $buf = "atomic write: $!";
77 sub eml2mboxrd ($;$) {
78 my ($eml, $smsg) = @_;
79 my $buf = _mbox_hdr_buf($eml, 'mboxrd', $smsg);
80 if (my $bdy = delete $eml->{bdy}) {
81 $$bdy =~ s/^(>*From )/>$1/gm;
82 $$buf .= $eml->{crlf};
83 substr($$bdy, 0, 0, $$buf); # prepend header
86 $$buf .= $eml->{crlf};
91 my ($eml, $smsg) = @_;
92 my $buf = _mbox_hdr_buf($eml, 'mboxo', $smsg);
93 if (my $bdy = delete $eml->{bdy}) {
94 $$bdy =~ s/^From />From /gm;
95 $$buf .= $eml->{crlf};
96 substr($$bdy, 0, 0, $$buf); # prepend header
99 $$buf .= $eml->{crlf};
103 sub _mboxcl_common ($$$) {
104 my ($buf, $bdy, $crlf) = @_;
105 # add Lines: so mutt won't have to add it on MUA close
106 my $lines = $$bdy =~ tr!\n!\n!;
107 $$buf .= 'Content-Length: '.length($$bdy).$crlf.
108 'Lines: '.$lines.$crlf.$crlf;
109 substr($$bdy, 0, 0, $$buf); # prepend header
113 # mboxcl still escapes "From " lines
115 my ($eml, $smsg) = @_;
116 my $buf = _mbox_hdr_buf($eml, 'mboxcl', $smsg);
117 my $crlf = $eml->{crlf};
118 if (my $bdy = delete $eml->{bdy}) {
119 $$bdy =~ s/^From />From /gm;
120 _mboxcl_common($buf, $bdy, $crlf);
126 # mboxcl2 has no "From " escaping
128 my ($eml, $smsg) = @_;
129 my $buf = _mbox_hdr_buf($eml, 'mboxcl2', $smsg);
130 my $crlf = $eml->{crlf};
131 if (my $bdy = delete $eml->{bdy}) {
132 _mboxcl_common($buf, $bdy, $crlf);
138 sub git_to_mail { # git->cat_async callback
139 my ($bref, $oid, $type, $size, $arg) = @_;
140 my ($write_cb, $smsg) = @$arg;
141 if ($type eq 'missing' && $smsg->{-lms_ro}) {
142 if ($bref = $smsg->{-lms_ro}->local_blob($oid, 1)) {
144 $size = length($$bref);
147 return warn("W: $oid is $type (!= blob)\n") if $type ne 'blob';
148 return warn("E: $oid is empty\n") unless $size;
149 die "BUG: expected=$smsg->{blob} got=$oid" if $smsg->{blob} ne $oid;
150 $write_cb->($bref, $smsg);
153 sub reap_compress { # dwaitpid callback
154 my ($lei, $pid) = @_;
155 my $cmd = delete $lei->{"pid.$pid"};
157 $lei->fail("@$cmd failed", $? >> 8);
160 sub _post_augment_mbox { # open a compressor process from top-level process
161 my ($self, $lei) = @_;
162 my $zsfx = $self->{zsfx} or return;
163 my $cmd = PublicInbox::MboxReader::zsfx2cmd($zsfx, undef, $lei);
164 my ($r, $w) = @{delete $lei->{zpipe}};
165 my $rdr = { 0 => $r, 1 => $lei->{1}, 2 => $lei->{2} };
166 my $pid = spawn($cmd, undef, $rdr);
168 my $dup = bless { "pid.$pid" => $cmd }, ref($lei);
169 $dup->{$_} = $lei->{$_} for qw(2 sock);
170 tie *$pp, 'PublicInbox::ProcessPipe', $pid, $w, \&reap_compress, $dup;
174 # --augment existing output destination, with deduplication
175 sub _augment { # MboxReader eml_cb
176 my ($eml, $lei) = @_;
177 # ignore return value, just populate the skv
178 $lei->{dedupe}->is_dup($eml);
181 sub _mbox_augment_kw_maybe {
182 my ($eml, $lei, $lse, $augment) = @_;
183 my $kw = PublicInbox::MboxReader::mbox_keywords($eml);
184 update_kw_maybe($lei, $lse, $eml, $kw);
185 _augment($eml, $lei) if $augment;
188 sub _mbox_write_cb ($$) {
189 my ($self, $lei) = @_;
190 my $ovv = $lei->{ovv};
191 my $m = 'eml2'.$ovv->{fmt};
192 my $eml2mbox = $self->can($m) or die "$self->$m missing";
193 $lei->{1} // die "no stdout ($m, $ovv->{dst})"; # redirected earlier
194 $lei->{1}->autoflush(1);
195 my $atomic_append = !defined($ovv->{lock_path});
196 my $dedupe = $lei->{dedupe};
197 $dedupe->prepare_dedupe;
198 my $lse = $lei->{lse}; # may be undef
199 sub { # for git_to_mail
200 my ($buf, $smsg, $eml) = @_;
201 $eml //= PublicInbox::Eml->new($buf);
202 return if $dedupe->is_dup($eml, $smsg);
203 $lse->xsmsg_vmd($smsg) if $lse;
204 $buf = $eml2mbox->($eml, $smsg);
205 if ($atomic_append) {
206 atomic_append($lei, $buf);
208 my $lk = $ovv->lock_for_scope;
215 sub update_kw_maybe ($$$$) {
216 my ($lei, $lse, $eml, $kw) = @_;
218 my $c = $lse->kw_changed($eml, $kw, my $docids = []);
219 my $vmd = { kw => $kw };
220 if (scalar @$docids) { # already in lei/store
221 $lei->{sto}->ipc_do('set_eml_vmd', undef, $vmd, $docids) if $c;
222 } elsif (my $xoids = $lei->{ale}->xoids_for($eml)) {
223 # it's in an external, only set kw, here
224 $lei->{sto}->ipc_do('set_xvmd', $xoids, $eml, $vmd);
225 } else { # never-before-seen, import the whole thing
226 # XXX this is critical in protecting against accidental
227 # data loss without --augment
228 $lei->{sto}->ipc_do('set_eml', $eml, $vmd);
232 sub _md_update { # maildir_each_eml cb
233 my ($f, $kw, $eml, $lei, $lse, $unlink) = @_;
234 update_kw_maybe($lei, $lse, $eml, $kw);
235 $unlink ? unlink($f) : _augment($eml, $lei);
238 # maildir_each_file callback, \&CORE::unlink doesn't work with it
239 sub _unlink { unlink($_[0]) }
243 sprintf('%x,%x,%x,%x', rand(0xffffffff), time, $$, ++$seq);
246 sub kw2suffix ($;@) {
248 join('', sort(map { $kw2char{$_} // () } @$kw, @_));
252 my ($dst, $buf, $smsg) = @_;
253 my $kw = $smsg->{kw} // [];
254 my $rand = ''; # chosen by die roll :P
255 my ($tmp, $fh, $base, $ok);
256 my $common = $smsg->{blob} // _rand;
257 if (defined(my $pct = $smsg->{pct})) { $common .= "=$pct" }
259 $tmp = $dst.'tmp/'.$rand.$common;
260 } while (!($ok = sysopen($fh, $tmp, O_CREAT|O_EXCL|O_WRONLY)) &&
261 $!{EEXIST} && ($rand = _rand.','));
262 if ($ok && print $fh $$buf and close($fh)) {
263 # ignore new/ and write only to cur/, otherwise MUAs
264 # with R/W access to the Maildir will end up doing
265 # a mass rename which can take a while with thousands
270 $base = $rand.$common.':2,'.kw2suffix($kw);
271 } while (!($ok = link($tmp, $dst.$base)) && $!{EEXIST} &&
272 ($rand = _rand.','));
273 die "link($tmp, $dst$base): $!" unless $ok;
274 unlink($tmp) or warn "W: failed to unlink $tmp: $!\n";
277 my $err = "Error writing $smsg->{blob} to $dst: $!\n";
278 $_[0] = undef; # clobber dst
284 sub _maildir_write_cb ($$) {
285 my ($self, $lei) = @_;
286 my $dedupe = $lei->{dedupe};
287 $dedupe->prepare_dedupe if $dedupe;
288 my $dst = $lei->{ovv}->{dst};
289 my $lse = $lei->{lse}; # may be undef
290 my $sto = $lei->{opt}->{'mail-sync'} ? $lei->{sto} : undef;
291 my $out = $sto ? 'maildir:'.$lei->rel2abs($dst) : undef;
292 sub { # for git_to_mail
293 my ($bref, $smsg, $eml) = @_;
294 $dst // return $lei->fail; # dst may be undef-ed in last run
295 return if $dedupe && $dedupe->is_dup($eml //
296 PublicInbox::Eml->new($$bref),
298 $lse->xsmsg_vmd($smsg) if $lse;
299 my $n = _buf2maildir($dst, $bref // \($eml->as_string), $smsg);
300 $sto->ipc_do('set_sync_info', $smsg->{blob}, $out, $n) if $sto;
305 sub _imap_write_cb ($$) {
306 my ($self, $lei) = @_;
307 my $dedupe = $lei->{dedupe};
308 $dedupe->prepare_dedupe if $dedupe;
309 my $append = $lei->{net}->can('imap_append');
310 my $uri = $self->{uri};
311 my $mic = $lei->{net}->mic_get($uri);
312 my $folder = $uri->mailbox;
313 $uri->uidvalidity($mic->uidvalidity($folder));
314 my $lse = $lei->{lse}; # may be undef
315 my $sto = $lei->{opt}->{'mail-sync'} ? $lei->{sto} : undef;
316 sub { # for git_to_mail
317 my ($bref, $smsg, $eml) = @_;
318 $mic // return $lei->fail; # mic may be undef-ed in last run
319 return if $dedupe && $dedupe->is_dup($eml //
320 PublicInbox::Eml->new($$bref),
322 $lse->xsmsg_vmd($smsg) if $lse;
323 my $uid = eval { $append->($mic, $folder, $bref, $smsg, $eml) };
328 # imap_append returns UID if IMAP server has UIDPLUS extension
329 ($sto && $uid =~ /\A[0-9]+\z/) and
330 $sto->ipc_do('set_sync_info',
331 $smsg->{blob}, $$uri, $uid + 0);
336 sub _text_write_cb ($$) {
337 my ($self, $lei) = @_;
338 my $dedupe = $lei->{dedupe};
339 $dedupe->prepare_dedupe if $dedupe;
340 my $lvt = $lei->{lvt};
341 my $ovv = $lei->{ovv};
342 $lei->{1} // die "no stdout ($ovv->{dst})"; # redirected earlier
343 $lei->{1}->autoflush(1);
344 binmode $lei->{1}, ':utf8';
345 my $lse = $lei->{lse}; # may be undef
346 sub { # for git_to_mail
347 my ($bref, $smsg, $eml) = @_;
348 $lse->xsmsg_vmd($smsg) if $lse;
349 $eml //= PublicInbox::Eml->new($bref); # copy bref
350 return if $dedupe && $dedupe->is_dup($eml, $smsg);
351 my $lk = $ovv->lock_for_scope;
352 $lei->out(${$lvt->eml_to_text($smsg, $eml)}, "\n");
356 sub write_cb { # returns a callback for git_to_mail
357 my ($self, $lei) = @_;
358 # _mbox_write_cb, _maildir_write_cb or _imap_write_cb
359 my $m = "_$self->{base_type}_write_cb";
364 my ($cls, $lei) = @_;
365 my $fmt = $lei->{ovv}->{fmt};
366 my $dst = $lei->{ovv}->{dst};
367 my $self = bless {}, $cls;
368 if ($fmt eq 'maildir') {
369 require PublicInbox::MdirReader;
370 $self->{base_type} = 'maildir';
371 -e $dst && !-d _ and die
372 "$dst exists and is not a directory\n";
373 $lei->{ovv}->{dst} = $dst .= '/' if substr($dst, -1) ne '/';
374 } elsif (substr($fmt, 0, 4) eq 'mbox') {
375 require PublicInbox::MboxReader;
376 $self->can("eml2$fmt") or die "bad mbox format: $fmt\n";
377 $self->{base_type} = 'mbox';
378 } elsif ($fmt =~ /\Aimaps?\z/) {
379 require PublicInbox::NetWriter;
380 require PublicInbox::URIimap;
381 my $net = PublicInbox::NetWriter->new;
382 $net->{quiet} = $lei->{opt}->{quiet};
383 my $uri = PublicInbox::URIimap->new($dst)->canonical;
385 my $err = $net->errors($lei);
386 return $lei->fail($err) if $err;
387 $uri->mailbox or return $lei->fail("No mailbox: $dst");
389 $dst = $lei->{ovv}->{dst} = $$uri; # canonicalized
391 $self->{base_type} = 'imap';
392 } elsif ($fmt eq 'text') {
393 require PublicInbox::LeiViewText;
394 $lei->{lvt} = PublicInbox::LeiViewText->new($lei);
395 $self->{base_type} = 'text';
397 die "bad mail --format=$fmt\n";
399 if ($self->{base_type} =~ /\A(?:text|mbox)\z/) {
400 (-d $dst || (-e _ && !-w _)) and die
401 "$dst exists and is not a writable file\n";
403 if ($self->{base_type} eq 'text') {
405 defined($lei->{opt}->{$_}) ? "--$_" : ();
407 die "@err incompatible with $fmt\n" if @err;
410 $lei->{dedupe} = $lei->{lss} // do {
411 my $dd_cls = 'PublicInbox::'.
412 ($lei->{opt}->{save} ? 'LeiSavedSearch' : 'LeiDedupe');
413 eval "require $dd_cls";
414 die "$dd_cls: $@" if $@;
420 sub _pre_augment_maildir {
421 my ($self, $lei) = @_;
422 my $dst = $lei->{ovv}->{dst};
423 for my $x (qw(tmp new cur)) {
427 File::Path::mkpath($d);
428 -d $d or die "$d is not a directory";
430 # for utime, so no opendir
431 open $self->{poke_dh}, '<', "${dst}cur" or die "open ${dst}cur: $!";
434 sub _do_augment_maildir {
435 my ($self, $lei) = @_;
436 return if ($lei->{opt}->{save} // 0) < 0;
437 my $dst = $lei->{ovv}->{dst};
438 my $lse = $lei->{opt}->{'import-before'} ? $lei->{lse} : undef;
439 my $mdr = PublicInbox::MdirReader->new;
440 if ($lei->{opt}->{augment}) {
441 my $dedupe = $lei->{dedupe};
442 if ($dedupe && $dedupe->prepare_dedupe) {
443 $mdr->{shard_info} = $self->{shard_info};
444 $mdr->maildir_each_eml($dst, \&_md_update, $lei, $lse);
445 $dedupe->pause_dedupe;
448 $mdr->{shard_info} = $self->{shard_info};
449 $mdr->maildir_each_eml($dst, \&_md_update, $lei, $lse, 1);
450 } else {# clobber existing Maildir
451 $mdr->maildir_each_file($dst, \&_unlink);
455 sub _imap_augment_or_delete { # PublicInbox::NetReader::imap_each cb
456 my ($uri, $uid, $kw, $eml, $lei, $lse, $delete_mic) = @_;
457 update_kw_maybe($lei, $lse, $eml, $kw);
459 $lei->{net}->imap_delete_1($uri, $uid, $delete_mic);
461 _augment($eml, $lei);
465 sub _do_augment_imap {
466 my ($self, $lei) = @_;
467 return if ($lei->{opt}->{save} // 0) < 0;
468 my $net = $lei->{net};
469 my $lse = $lei->{opt}->{'import-before'} ? $lei->{lse} : undef;
470 if ($lei->{opt}->{augment}) {
471 my $dedupe = $lei->{dedupe};
472 if ($dedupe && $dedupe->prepare_dedupe) {
473 $net->imap_each($self->{uri}, \&_imap_augment_or_delete,
475 $dedupe->pause_dedupe;
479 $net->imap_each($self->{uri}, \&_imap_augment_or_delete,
480 $lei, $lse, \$delete_mic);
481 $delete_mic->expunge if $delete_mic;
482 } elsif (!$self->{-wq_worker_nr}) { # undef or 0
483 # clobber existing IMAP folder
484 $net->imap_delete_all($self->{uri});
488 sub _pre_augment_text {
489 my ($self, $lei) = @_;
490 my $dst = $lei->{ovv}->{dst};
492 my $devfd = $lei->path_to_fd($dst) // die "bad $dst";
494 $out = $lei->{$devfd};
495 } else { # normal-looking path
497 open $out, '>', $dst or die "open($dst): $!";
498 } elsif (-f _ || !-e _) {
499 # text allows augment, HTML/Atom won't
500 my $mode = $lei->{opt}->{augment} ? '>>' : '>';
501 open $out, $mode, $dst or die "open($mode, $dst): $!";
503 die "$dst is not a file or FIFO\n";
506 $lei->{ovv}->ovv_out_lk_init if !$lei->{ovv}->{lock_path};
511 sub _pre_augment_mbox {
512 my ($self, $lei) = @_;
513 my $dst = $lei->{ovv}->{dst};
515 my $devfd = $lei->path_to_fd($dst) // die "bad $dst";
517 $out = $lei->{$devfd};
518 } else { # normal-looking path
520 open $out, '>', $dst or die "open($dst): $!";
521 } elsif (-f _ || !-e _) {
522 require PublicInbox::MboxLock;
523 my $m = $lei->{opt}->{'lock'} //
524 PublicInbox::MboxLock->defaults;
525 $self->{mbl} = PublicInbox::MboxLock->acq($dst, 1, $m);
526 $out = $self->{mbl}->{fh};
528 die "$dst is not a file or FIFO\n";
530 $lei->{old_1} = $lei->{1}; # keep for spawning MUA
532 # Perl does SEEK_END even with O_APPEND :<
533 $self->{seekable} = seek($out, 0, SEEK_SET);
534 if (!$self->{seekable} && !$!{ESPIPE} && !defined($devfd)) {
535 die "seek($dst): $!\n";
537 if (!$self->{seekable}) {
538 my $imp_before = $lei->{opt}->{'import-before'};
539 die "--import-before specified but $dst is not seekable\n"
540 if $imp_before && !ref($imp_before);
541 die "--augment specified but $dst is not seekable\n" if
542 $lei->{opt}->{augment};
544 if ($self->{zsfx} = PublicInbox::MboxReader::zsfx($dst)) {
545 pipe(my ($r, $w)) or die "pipe: $!";
546 $lei->{zpipe} = [ $r, $w ];
547 $lei->{ovv}->{lock_path} and
548 die 'BUG: unexpected {ovv}->{lock_path}';
549 $lei->{ovv}->ovv_out_lk_init;
550 } elsif (!$self->{seekable} && !$lei->{ovv}->{lock_path}) {
551 $lei->{ovv}->ovv_out_lk_init;
557 sub _do_augment_mbox {
558 my ($self, $lei) = @_;
559 return unless $self->{seekable};
560 my $opt = $lei->{opt};
561 return if ($opt->{save} // 0) < 0;
563 my ($fmt, $dst) = @{$lei->{ovv}}{qw(fmt dst)};
564 return unless -s $out;
565 unless ($opt->{augment} || $opt->{'import-before'}) {
566 truncate($out, 0) or die "truncate($dst): $!";
570 if (my $zsfx = $self->{zsfx}) {
571 $rd = PublicInbox::MboxReader::zsfxcat($out, $zsfx, $lei);
573 open($rd, '+>>&', $out) or die "dup: $!";
576 if ($opt->{augment}) {
577 $dedupe = $lei->{dedupe};
578 $dedupe->prepare_dedupe if $dedupe;
580 if ($opt->{'import-before'}) { # the default
581 my $lse = $lei->{lse};
582 PublicInbox::MboxReader->$fmt($rd, \&_mbox_augment_kw_maybe,
583 $lei, $lse, $opt->{augment});
584 if (!$opt->{augment} and !truncate($out, 0)) {
585 die "truncate($dst): $!";
587 } else { # --augment --no-import-before
588 PublicInbox::MboxReader->$fmt($rd, \&_augment, $lei);
590 # maybe some systems don't honor O_APPEND, Perl does this:
591 seek($out, 0, SEEK_END) or die "seek $dst: $!";
592 $dedupe->pause_dedupe if $dedupe;
595 sub pre_augment { # fast (1 disk seek), runs in same process as post_augment
596 my ($self, $lei) = @_;
597 # _pre_augment_maildir, _pre_augment_mbox
598 my $m = $self->can("_pre_augment_$self->{base_type}") or return;
602 sub do_augment { # slow, runs in wq worker
603 my ($self, $lei) = @_;
604 # _do_augment_maildir, _do_augment_mbox, or _do_augment_imap
605 my $m = $self->can("_do_augment_$self->{base_type}") or return;
609 # fast (spawn compressor or mkdir), runs in same process as pre_augment
611 my ($self, $lei, @args) = @_;
612 my $wait = $lei->{opt}->{'import-before'} ?
613 $lei->{sto}->ipc_do('checkpoint', 1) : 0;
615 my $m = $self->can("_post_augment_$self->{base_type}") or return;
616 $m->($self, $lei, @args);
619 # called by every single l2m worker process
622 my $lei = $self->{lei};
623 # lei_xsearch can start as soon as all l2m workers get here
624 pkt_do($lei->{pkt_op_p}, 'incr_start_query') or
625 die "incr_start_query: $!";
627 if (lock_free($self)) { # all workers do_augment
628 my $mod = $self->{-wq_nr_workers};
629 my $shard = $self->{-wq_worker_nr};
630 if (my $net = $lei->{net}) {
631 $net->{shard_info} = [ $mod, $shard ];
633 $self->{shard_info} = [ $mod, $shard ];
635 $aug = '+'; # incr_post_augment
636 } elsif ($self->{-wq_worker_nr} == 0) { # 1st worker do_augment
637 $aug = '.'; # do_post_augment
640 local $0 = 'do_augment';
641 eval { do_augment($self, $lei) };
642 $lei->fail($@) if $@;
643 pkt_do($lei->{pkt_op_p}, $aug) == 1 or
644 die "do_post_augment trigger: $!";
646 # done augmenting, connect the compressor pipe for each worker
647 if (my $zpipe = delete $lei->{zpipe}) {
648 $lei->{1} = $zpipe->[1];
651 $self->{wcb} = $self->write_cb($lei);
654 sub ipc_atfork_child {
656 my $lei = $self->{lei};
657 $lei->_lei_atfork_child;
658 if (my $lse = $lei->{lse}) {
659 $self->{-lms_ro} = $lse->{-lms_ro} //= $lse->lms;
661 $lei->{auth}->do_auth_atfork($self) if $lei->{auth};
662 $SIG{__WARN__} = PublicInbox::Eml::warn_ignore_cb();
663 $self->SUPER::ipc_atfork_child;
667 $_[0]->{base_type} =~ /\A(?:maildir|imap|jmap)\z/ ? 1 : 0;
670 # wakes up the MUA when complete so it can refresh messages list
673 if ($self->{base_type} eq 'maildir') {
675 utime($t, $t, $self->{poke_dh}) or warn "futimes: $!";
679 sub write_mail { # via ->wq_io_do
680 my ($self, $smsg, $eml) = @_;
681 return $self->{wcb}->(undef, $smsg, $eml) if $eml;
682 $smsg->{-lms_ro} = $self->{-lms_ro};
683 $self->{lei}->{ale}->git->cat_async($smsg->{blob}, \&git_to_mail,
684 [$self->{wcb}, $smsg]);
687 sub wq_atexit_child {
690 my $lei = $self->{lei};
691 $lei->{ale}->git->async_wait_all;
692 my $nr = delete($lei->{-nr_write}) or return;
693 return if $lei->{early_mua} || !$lei->{-progress} || !$lei->{pkt_op_p};
694 require PublicInbox::PktOp;
695 PublicInbox::PktOp::pkt_do($lei->{pkt_op_p}, 'l2m_progress', $nr);
698 # called in top-level lei-daemon when LeiAuth is done
699 sub net_merge_all_done {
701 $self->wq_broadcast('do_post_auth');
705 no warnings 'once'; # the following works even when LeiAuth is lazy-loaded
706 *net_merge_all = \&PublicInbox::LeiAuth::net_merge_all;