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::Lock;
11 use PublicInbox::ProcessPipe;
12 use PublicInbox::Spawn qw(which spawn popen_rd);
13 use PublicInbox::LeiDedupe;
15 use PublicInbox::GitAsyncCat;
16 use PublicInbox::PktOp qw(pkt_do);
17 use Symbol qw(gensym);
18 use IO::Handle; # ->autoflush
19 use Fcntl qw(SEEK_SET SEEK_END O_CREAT O_EXCL O_WRONLY);
20 use Errno qw(EEXIST ESPIPE ENOENT EPIPE);
21 use Digest::SHA qw(sha256_hex);
23 # struggles with short-lived repos, Gcf2Client makes little sense with lei;
24 # but we may use in-process libgit2 in the future.
25 $PublicInbox::GitAsyncCat::GCF2C = 0;
27 my %kw2char = ( # Maildir characters
35 flagged => [ 'X-Status' => 'F' ],
36 answered => [ 'X-Status' => 'A' ],
37 seen => [ 'Status' => 'R' ],
38 draft => [ 'X-Status' => 'T' ],
41 sub _mbox_hdr_buf ($$$) {
42 my ($eml, $type, $smsg) = @_;
43 $eml->header_set($_) for (qw(Lines Bytes Content-Length));
45 my %hdr = (Status => []); # set Status, X-Status
46 for my $k (@{$smsg->{kw} // []}) {
47 if (my $ent = $kw2status{$k}) {
48 push @{$hdr{$ent->[0]}}, $ent->[1];
50 warn "TODO: keyword `$k' not supported for mbox\n";
53 # Messages are always 'O' (non-\Recent in IMAP), it saves
54 # MUAs the trouble of rewriting the mbox if no other
55 # changes are made. We put 'O' at the end (e.g. "Status: RO")
56 # to match mutt(1) output.
57 $eml->header_set('Status', join('', sort(@{$hdr{Status}})). 'O');
58 if (my $chars = delete $hdr{'X-Status'}) {
59 $eml->header_set('X-Status', join('', sort(@$chars)));
61 my $buf = delete $eml->{hdr};
63 # fixup old bug from import (pre-a0c07cba0e5d8b6a)
64 $$buf =~ s/\A[\r\n]*From [^\r\n]*\r?\n//s;
65 my $ident = $smsg->{blob} // 'lei';
66 if (defined(my $pct = $smsg->{pct})) { $ident .= "=$pct" }
68 substr($$buf, 0, 0, # prepend From line
69 "From $ident\@$type Thu Jan 1 00:00:00 1970$eml->{crlf}");
73 sub atomic_append { # for on-disk destinations (O_APPEND, or O_EXCL)
75 if (defined(my $w = syswrite($lei->{1} // return, $$buf))) {
76 return if $w == length($$buf);
77 $buf = "short atomic write: $w != ".length($$buf);
78 } elsif ($! == EPIPE) {
79 return $lei->note_sigpipe(1);
81 $buf = "atomic write: $!";
86 sub eml2mboxrd ($;$) {
87 my ($eml, $smsg) = @_;
88 my $buf = _mbox_hdr_buf($eml, 'mboxrd', $smsg);
89 if (my $bdy = delete $eml->{bdy}) {
90 $$bdy =~ s/^(>*From )/>$1/gm;
91 $$buf .= $eml->{crlf};
92 substr($$bdy, 0, 0, $$buf); # prepend header
95 $$buf .= $eml->{crlf};
100 my ($eml, $smsg) = @_;
101 my $buf = _mbox_hdr_buf($eml, 'mboxo', $smsg);
102 if (my $bdy = delete $eml->{bdy}) {
103 $$bdy =~ s/^From />From /gm;
104 $$buf .= $eml->{crlf};
105 substr($$bdy, 0, 0, $$buf); # prepend header
108 $$buf .= $eml->{crlf};
112 sub _mboxcl_common ($$$) {
113 my ($buf, $bdy, $crlf) = @_;
114 # add Lines: so mutt won't have to add it on MUA close
115 my $lines = $$bdy =~ tr!\n!\n!;
116 $$buf .= 'Content-Length: '.length($$bdy).$crlf.
117 'Lines: '.$lines.$crlf.$crlf;
118 substr($$bdy, 0, 0, $$buf); # prepend header
122 # mboxcl still escapes "From " lines
124 my ($eml, $smsg) = @_;
125 my $buf = _mbox_hdr_buf($eml, 'mboxcl', $smsg);
126 my $crlf = $eml->{crlf};
127 if (my $bdy = delete $eml->{bdy}) {
128 $$bdy =~ s/^From />From /gm;
129 _mboxcl_common($buf, $bdy, $crlf);
135 # mboxcl2 has no "From " escaping
137 my ($eml, $smsg) = @_;
138 my $buf = _mbox_hdr_buf($eml, 'mboxcl2', $smsg);
139 my $crlf = $eml->{crlf};
140 if (my $bdy = delete $eml->{bdy}) {
141 _mboxcl_common($buf, $bdy, $crlf);
147 sub git_to_mail { # git->cat_async callback
148 my ($bref, $oid, $type, $size, $arg) = @_;
149 if ($type ne 'blob') {
150 if ($type eq 'missing') {
151 warn "missing $oid\n";
153 warn "unexpected type=$type for $oid\n";
156 my ($write_cb, $smsg) = @$arg;
157 if ($smsg->{blob} ne $oid) {
158 die "BUG: expected=$smsg->{blob} got=$oid";
160 $write_cb->($bref, $smsg) if $size > 0;
163 sub reap_compress { # dwaitpid callback
164 my ($lei, $pid) = @_;
165 my $cmd = delete $lei->{"pid.$pid"};
167 $lei->fail("@$cmd failed", $? >> 8);
170 # all of these support -c for stdout and -d for decompression,
171 # mutt is commonly distributed with hooks for gz, bz2 and xz, at least
172 # { foo => '' } means "--foo" is passed to the command-line,
173 # otherwise { foo => '--bar' } passes "--bar"
175 gz => [ qw(GZIP pigz gzip), { rsyncable => '' } ],
176 bz2 => [ 'bzip2', {} ],
178 # XXX does anybody care for these? I prefer zstd on entire FSes,
179 # so it's probably not necessary on a per-file basis
180 # zst => [ 'zstd', { -default => [ qw(-q) ], # it's noisy by default
181 # rsyncable => '', threads => '-T' } ],
182 # zz => [ 'pigz', { -default => [ '--zlib' ],
183 # rsyncable => '', threads => '-p' }],
184 # lzo => [ 'lzop', {} ],
185 # lzma => [ 'lzma', {} ],
189 my ($zsfx, $decompress, $lei) = @_;
190 my $x = $zsfx2cmd{$zsfx} // die "no support for suffix=.$zsfx";
192 my $cmd_opt = pop @info;
193 my @cmd = (undef, $decompress ? qw(-dc) : qw(-c));
194 for my $exe (@info) {
195 # I think respecting client's ENV{GZIP} is OK, not sure
196 # about ENV overrides for other, less-common compressors
197 if ($exe eq uc($exe)) {
198 $exe = $lei->{env}->{$exe} or next;
200 $cmd[0] = which($exe) and last;
202 $cmd[0] // die join(' or ', @info)." missing for .$zsfx";
203 # push @cmd, @{$cmd_opt->{-default}} if $cmd_opt->{-default};
204 for my $bool (qw(rsyncable)) {
205 my $switch = $cmd_opt->{rsyncable} // next;
206 push @cmd, '--'.($switch || $bool);
208 for my $key (qw(rsyncable)) { # support compression level?
209 my $switch = $cmd_opt->{$key} // next;
210 my $val = $lei->{opt}->{$key} // next;
211 push @cmd, $switch, $val;
216 sub _post_augment_mbox { # open a compressor process
217 my ($self, $lei) = @_;
218 my $zsfx = $self->{zsfx} or return;
219 my $cmd = zsfx2cmd($zsfx, undef, $lei);
220 my ($r, $w) = @{delete $lei->{zpipe}};
221 my $rdr = { 0 => $r, 1 => $lei->{1}, 2 => $lei->{2} };
222 my $pid = spawn($cmd, undef, $rdr);
224 my $dup = bless { "pid.$pid" => $cmd }, ref($lei);
225 $dup->{$_} = $lei->{$_} for qw(2 sock);
226 tie *$pp, 'PublicInbox::ProcessPipe', $pid, $w, \&reap_compress, $dup;
230 sub decompress_src ($$$) {
231 my ($in, $zsfx, $lei) = @_;
232 my $cmd = zsfx2cmd($zsfx, 1, $lei);
233 popen_rd($cmd, undef, { 0 => $in, 2 => $lei->{2} });
238 open my $dup, '+>>&', $in or die "dup: $!";
242 # --augment existing output destination, with deduplication
243 sub _augment { # MboxReader eml_cb
244 my ($eml, $lei) = @_;
245 # ignore return value, just populate the skv
246 $lei->{dedupe}->is_dup($eml);
249 sub _mbox_augment_kw_maybe {
250 my ($eml, $lei, $lse, $augment) = @_;
251 my $kw = PublicInbox::MboxReader::mbox_keywords($eml);
252 update_kw_maybe($lei, $lse, $eml, $kw);
253 _augment($eml, $lei) if $augment;
256 sub _mbox_write_cb ($$) {
257 my ($self, $lei) = @_;
258 my $ovv = $lei->{ovv};
259 my $m = 'eml2'.$ovv->{fmt};
260 my $eml2mbox = $self->can($m) or die "$self->$m missing";
261 $lei->{1} // die "no stdout ($m, $ovv->{dst})"; # redirected earlier
262 $lei->{1}->autoflush(1);
263 my $atomic_append = !defined($ovv->{lock_path});
264 my $dedupe = $lei->{dedupe};
265 $dedupe->prepare_dedupe;
266 my $lse = $lei->{sto} ? $lei->{sto}->search : undef;
267 sub { # for git_to_mail
268 my ($buf, $smsg, $eml) = @_;
269 $eml //= PublicInbox::Eml->new($buf);
270 return if $dedupe->is_dup($eml, $smsg->{blob});
271 $lse->xsmsg_vmd($smsg) if $lse;
272 $buf = $eml2mbox->($eml, $smsg);
273 return atomic_append($lei, $buf) if $atomic_append;
274 my $lk = $ovv->lock_for_scope;
279 sub update_kw_maybe ($$$$) {
280 my ($lei, $lse, $eml, $kw) = @_;
282 my $x = $lse->kw_changed($eml, $kw);
283 my $vmd = { kw => $kw };
285 $lei->{sto}->ipc_do('set_eml', $eml, $vmd);
286 } elsif (!defined($x)) {
287 if (my $xoids = $lei->{ale}->xoids_for($eml)) {
288 $lei->{sto}->ipc_do('set_xvmd', $xoids, $eml, $vmd);
290 $lei->{sto}->ipc_do('set_eml', $eml, $vmd);
295 sub _augment_or_unlink { # maildir_each_eml cb
296 my ($f, $kw, $eml, $lei, $lse, $mod, $shard, $unlink) = @_;
298 # can't get dirent.d_ino w/ pure Perl, so we extract the OID
299 # if it looks like one:
300 my $hex = $f =~ m!\b([a-f0-9]{40,})[^/]*\z! ?
302 my $recno = hex(substr($hex, 0, 8));
303 return if ($recno % $mod) != $shard;
304 update_kw_maybe($lei, $lse, $eml, $kw);
306 $unlink ? unlink($f) : _augment($eml, $lei);
309 # maildir_each_file callback, \&CORE::unlink doesn't work with it
310 sub _unlink { unlink($_[0]) }
314 sprintf('%x,%x,%x,%x', rand(0xffffffff), time, $$, ++$seq);
318 my ($dst, $buf, $smsg) = @_;
319 my $kw = $smsg->{kw} // [];
320 my $sfx = join('', sort(map { $kw2char{$_} // () } @$kw));
321 my $rand = ''; # chosen by die roll :P
322 my ($tmp, $fh, $final, $ok);
323 my $common = $smsg->{blob} // _rand;
324 if (defined(my $pct = $smsg->{pct})) { $common .= "=$pct" }
326 $tmp = $dst.'tmp/'.$rand.$common;
327 } while (!($ok = sysopen($fh, $tmp, O_CREAT|O_EXCL|O_WRONLY)) &&
328 $! == EEXIST && ($rand = _rand.','));
329 if ($ok && print $fh $$buf and close($fh)) {
330 # ignore new/ and write only to cur/, otherwise MUAs
331 # with R/W access to the Maildir will end up doing
332 # a mass rename which can take a while with thousands
337 $final = $dst.$rand.$common.':2,'.$sfx;
338 } while (!($ok = link($tmp, $final)) && $! == EEXIST &&
339 ($rand = _rand.','));
340 die "link($tmp, $final): $!" unless $ok;
341 unlink($tmp) or warn "W: failed to unlink $tmp: $!\n";
343 my $err = "Error writing $smsg->{blob} to $dst: $!\n";
344 $_[0] = undef; # clobber dst
350 sub _maildir_write_cb ($$) {
351 my ($self, $lei) = @_;
352 my $dedupe = $lei->{dedupe};
353 $dedupe->prepare_dedupe if $dedupe;
354 my $dst = $lei->{ovv}->{dst};
355 my $lse = $lei->{sto} ? $lei->{sto}->search : undef;
356 sub { # for git_to_mail
357 my ($buf, $smsg, $eml) = @_;
358 $dst // return $lei->fail; # dst may be undef-ed in last run
359 $buf //= \($eml->as_string);
360 $lse->xsmsg_vmd($smsg) if $lse;
361 return _buf2maildir($dst, $buf, $smsg) if !$dedupe;
362 $eml //= PublicInbox::Eml->new($$buf); # copy buf
363 return if $dedupe->is_dup($eml, $smsg->{blob});
365 _buf2maildir($dst, $buf, $smsg);
369 sub _imap_write_cb ($$) {
370 my ($self, $lei) = @_;
371 my $dedupe = $lei->{dedupe};
372 $dedupe->prepare_dedupe if $dedupe;
373 my $imap_append = $lei->{net}->can('imap_append');
374 my $mic = $lei->{net}->mic_get($self->{uri});
375 my $folder = $self->{uri}->mailbox;
376 my $lse = $lei->{sto} ? $lei->{sto}->search : undef;
377 sub { # for git_to_mail
378 my ($bref, $smsg, $eml) = @_;
379 $mic // return $lei->fail; # dst may be undef-ed in last run
381 $eml //= PublicInbox::Eml->new($$bref); # copy bref
382 return if $dedupe->is_dup($eml, $smsg->{blob});
384 $lse->xsmsg_vmd($smsg) if $lse;
385 eval { $imap_append->($mic, $folder, $bref, $smsg, $eml) };
393 sub write_cb { # returns a callback for git_to_mail
394 my ($self, $lei) = @_;
395 # _mbox_write_cb, _maildir_write_cb or _imap_write_cb
396 my $m = "_$self->{base_type}_write_cb";
401 my ($cls, $lei) = @_;
402 my $fmt = $lei->{ovv}->{fmt};
403 my $dst = $lei->{ovv}->{dst};
404 my $self = bless {}, $cls;
405 if ($fmt eq 'maildir') {
406 require PublicInbox::MdirReader;
407 $self->{base_type} = 'maildir';
408 -e $dst && !-d _ and die
409 "$dst exists and is not a directory\n";
410 $lei->{ovv}->{dst} = $dst .= '/' if substr($dst, -1) ne '/';
411 } elsif (substr($fmt, 0, 4) eq 'mbox') {
412 require PublicInbox::MboxReader;
413 (-d $dst || (-e _ && !-w _)) and die
414 "$dst exists and is not a writable file\n";
415 $self->can("eml2$fmt") or die "bad mbox format: $fmt\n";
416 $self->{base_type} = 'mbox';
417 } elsif ($fmt =~ /\Aimaps?\z/) { # TODO .onion support
418 require PublicInbox::NetWriter;
419 my $net = PublicInbox::NetWriter->new;
421 $net->{quiet} = $lei->{opt}->{quiet};
422 my $err = $net->errors($dst);
423 return $lei->fail($err) if $err;
424 require PublicInbox::URIimap; # TODO: URI cast early
425 $self->{uri} = PublicInbox::URIimap->new($dst);
426 $self->{uri}->mailbox or die "No mailbox: $dst";
428 $self->{base_type} = 'imap';
430 die "bad mail --format=$fmt\n";
433 $lei->{dedupe} = PublicInbox::LeiDedupe->new($lei);
437 sub _pre_augment_maildir {
438 my ($self, $lei) = @_;
439 my $dst = $lei->{ovv}->{dst};
440 for my $x (qw(tmp new cur)) {
444 File::Path::mkpath($d);
445 -d $d or die "$d is not a directory";
449 sub _do_augment_maildir {
450 my ($self, $lei) = @_;
451 my $dst = $lei->{ovv}->{dst};
452 my $lse = $lei->{sto}->search if $lei->{opt}->{'import-before'};
453 my ($mod, $shard) = @{$self->{shard_info} // []};
454 if ($lei->{opt}->{augment}) {
455 my $dedupe = $lei->{dedupe};
456 if ($dedupe && $dedupe->prepare_dedupe) {
457 PublicInbox::MdirReader::maildir_each_eml($dst,
458 \&_augment_or_unlink,
459 $lei, $lse, $mod, $shard);
460 $dedupe->pause_dedupe;
463 PublicInbox::MdirReader::maildir_each_eml($dst,
464 \&_augment_or_unlink,
465 $lei, $lse, $mod, $shard, 1);
466 } else {# clobber existing Maildir
467 PublicInbox::MdirReader::maildir_each_file($dst, \&_unlink);
471 sub _imap_augment_or_delete { # PublicInbox::NetReader::imap_each cb
472 my ($url, $uid, $kw, $eml, $lei, $lse, $delete_mic) = @_;
473 update_kw_maybe($lei, $lse, $eml, $kw);
475 $lei->{net}->imap_delete_1($url, $uid, $delete_mic);
477 _augment($eml, $lei);
481 sub _do_augment_imap {
482 my ($self, $lei) = @_;
483 my $net = $lei->{net};
484 my $lse = $lei->{sto}->search if $lei->{opt}->{'import-before'};
485 if ($lei->{opt}->{augment}) {
486 my $dedupe = $lei->{dedupe};
487 if ($dedupe && $dedupe->prepare_dedupe) {
488 $net->imap_each($self->{uri}, \&_imap_augment_or_delete,
490 $dedupe->pause_dedupe;
494 $net->imap_each($self->{uri}, \&_imap_augment_or_delete,
495 $lei, $lse, \$delete_mic);
496 $delete_mic->expunge if $delete_mic;
497 } elsif (!$self->{-wq_worker_nr}) { # undef or 0
498 # clobber existing IMAP folder
499 $net->imap_delete_all($self->{uri});
503 sub _pre_augment_mbox {
504 my ($self, $lei) = @_;
505 my $dst = $lei->{ovv}->{dst};
507 if ($dst ne '/dev/stdout') {
510 open $out, '>', $dst or die "open($dst): $!";
511 } elsif (-f _ || !-e _) {
512 require PublicInbox::MboxLock;
513 my $m = $lei->{opt}->{'lock'} //
514 PublicInbox::MboxLock->defaults;
515 $self->{mbl} = PublicInbox::MboxLock->acq($dst, 1, $m);
516 $out = $self->{mbl}->{fh};
518 $lei->{old_1} = $lei->{1}; # keep for spawning MUA
520 # Perl does SEEK_END even with O_APPEND :<
521 $self->{seekable} = seek($out, 0, SEEK_SET);
522 if (!$self->{seekable} && $! != ESPIPE && $dst ne '/dev/stdout') {
523 die "seek($dst): $!\n";
525 if (!$self->{seekable}) {
526 my $ia = $lei->{opt}->{'import-before'};
527 die "--import-before specified but $dst is not seekable\n"
529 die "--augment specified but $dst is not seekable\n" if
530 $lei->{opt}->{augment};
532 state $zsfx_allow = join('|', keys %zsfx2cmd);
533 if (($self->{zsfx}) = ($dst =~ /\.($zsfx_allow)\z/)) {
534 pipe(my ($r, $w)) or die "pipe: $!";
535 $lei->{zpipe} = [ $r, $w ];
536 $lei->{ovv}->{lock_path} and
537 die 'BUG: unexpected {ovv}->{lock_path}';
538 $lei->{ovv}->ovv_out_lk_init;
539 } elsif (!$self->{seekable} && !$lei->{ovv}->{lock_path}) {
540 $lei->{ovv}->ovv_out_lk_init;
546 sub _do_augment_mbox {
547 my ($self, $lei) = @_;
548 return unless $self->{seekable};
549 my $opt = $lei->{opt};
551 my ($fmt, $dst) = @{$lei->{ovv}}{qw(fmt dst)};
552 return unless -s $out;
553 unless ($opt->{augment} || $opt->{'import-before'}) {
554 truncate($out, 0) or die "truncate($dst): $!";
557 my $zsfx = $self->{zsfx};
558 my $rd = $zsfx ? decompress_src($out, $zsfx, $lei) : dup_src($out);
560 if ($opt->{augment}) {
561 $dedupe = $lei->{dedupe};
562 $dedupe->prepare_dedupe if $dedupe;
564 if ($opt->{'import-before'}) { # the default
565 my $lse = $lei->{sto}->search;
566 PublicInbox::MboxReader->$fmt($rd, \&_mbox_augment_kw_maybe,
567 $lei, $lse, $opt->{augment});
568 if (!$opt->{augment} and !truncate($out, 0)) {
569 die "truncate($dst): $!";
571 } else { # --augment --no-import-before
572 PublicInbox::MboxReader->$fmt($rd, \&_augment, $lei);
574 # maybe some systems don't honor O_APPEND, Perl does this:
575 seek($out, 0, SEEK_END) or die "seek $dst: $!";
576 $dedupe->pause_dedupe if $dedupe;
579 sub pre_augment { # fast (1 disk seek), runs in same process as post_augment
580 my ($self, $lei) = @_;
581 # _pre_augment_maildir, _pre_augment_mbox
582 my $m = $self->can("_pre_augment_$self->{base_type}") or return;
586 sub do_augment { # slow, runs in wq worker
587 my ($self, $lei) = @_;
588 # _do_augment_maildir, _do_augment_mbox, or _do_augment_imap
589 my $m = "_do_augment_$self->{base_type}";
593 # fast (spawn compressor or mkdir), runs in same process as pre_augment
595 my ($self, $lei, @args) = @_;
596 my $wait = $lei->{opt}->{'import-before'} ?
597 $lei->{sto}->ipc_do('checkpoint', 1) : 0;
599 my $m = $self->can("_post_augment_$self->{base_type}") or return;
600 $m->($self, $lei, @args);
605 my $lei = $self->{lei};
606 # lei_xsearch can start as soon as all l2m workers get here
607 pkt_do($lei->{pkt_op_p}, 'incr_start_query') or
608 die "incr_start_query: $!";
610 if (lock_free($self)) {
611 my $mod = $self->{-wq_nr_workers};
612 my $shard = $self->{-wq_worker_nr};
613 if (my $net = $lei->{net}) {
614 $net->{shard_info} = [ $mod, $shard ];
615 } else { # Maildir (MH?)
616 $self->{shard_info} = [ $mod, $shard ];
618 $aug = '+'; # incr_post_augment
619 } elsif ($self->{-wq_worker_nr} == 0) {
620 $aug = '.'; # do_post_augment
623 local $0 = 'do_augment';
624 eval { do_augment($self, $lei) };
625 $lei->fail($@) if $@;
626 pkt_do($lei->{pkt_op_p}, $aug) == 1 or
627 die "do_post_augment trigger: $!";
629 if (my $zpipe = delete $lei->{zpipe}) {
630 $lei->{1} = $zpipe->[1];
633 $self->{wcb} = $self->write_cb($lei);
636 sub ipc_atfork_child {
638 my $lei = $self->{lei};
639 $lei->_lei_atfork_child;
640 $lei->{auth}->do_auth_atfork($self) if $lei->{auth};
641 $SIG{__WARN__} = PublicInbox::Eml::warn_ignore_cb();
642 $self->SUPER::ipc_atfork_child;
646 $_[0]->{base_type} =~ /\A(?:maildir|mh|imap|jmap)\z/ ? 1 : 0;
651 if ($self->{base_type} eq 'maildir') {
653 utime($t, $t, $self->{dst} . 'cur');
657 sub write_mail { # via ->wq_io_do
658 my ($self, $smsg) = @_;
659 git_async_cat($self->{lei}->{ale}->git, $smsg->{blob}, \&git_to_mail,
660 [$self->{wcb}, $smsg]);
663 sub wq_atexit_child {
666 $self->{lei}->{ale}->git->async_wait_all;
667 $SIG{__WARN__} = 'DEFAULT';
670 # called in top-level lei-daemon when LeiAuth is done
671 sub net_merge_complete {
673 $self->wq_broadcast('do_post_auth');
677 no warnings 'once'; # the following works even when LeiAuth is lazy-loaded
678 *net_merge_all = \&PublicInbox::LeiAuth::net_merge_all;