1 # Copyright (C) all contributors <meta@public-inbox.org>
2 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
4 # "lei add-external --mirror" support (also "public-inbox-clone");
5 package PublicInbox::LeiMirror;
8 use parent qw(PublicInbox::IPC);
9 use PublicInbox::Config;
10 use IO::Uncompress::Gunzip qw(gunzip $GunzipError);
11 use IO::Compress::Gzip qw(gzip $GzipError);
12 use PublicInbox::Spawn qw(popen_rd spawn);
14 use Fcntl qw(SEEK_SET O_CREAT O_EXCL O_WRONLY);
18 sub _wq_done_wait { # dwaitpid callback (via wq_eof)
20 my ($mrr, $lei) = @$arg;
21 my $f = "$mrr->{dst}/mirror.done";
23 $lei->child_error($?);
24 } elsif (!unlink($f)) {
25 warn("unlink($f): $!\n") unless $!{ENOENT};
27 if ($lei->{cmd} ne 'public-inbox-clone') {
28 # calls _finish_add_external
29 $lei->lazy_cb('add-external', '_finish_'
30 )->($lei, $mrr->{dst});
32 $lei->qerr("# mirrored $mrr->{src} => $mrr->{dst}");
37 # for old installations without manifest.js.gz
40 my $uri = URI->new($self->{src});
41 my $lei = $self->{lei};
42 my $curl = $self->{curl} //= PublicInbox::LeiCurl->new($lei) or return;
43 my $cmd = $curl->for_uri($lei, $uri, '--compressed');
44 my $opt = { 0 => $lei->{0}, 2 => $lei->{2} };
45 my $fh = popen_rd($cmd, undef, $opt);
46 my $html = do { local $/; <$fh> } // die "read(curl $uri): $!";
47 close($fh) or return $lei->child_error($?, "@$cmd failed");
49 # we grep with URL below, we don't want Subject/From headers
50 # making us clone random URLs
51 my @html = split(/<hr>/, $html);
52 my @urls = ($html[-1] =~ m!\bgit clone --mirror ([a-z\+]+://\S+)!g);
53 my $url = $uri->as_string;
54 chop($url) eq '/' or die "BUG: $uri not canonicalized";
56 # since this is for old instances w/o manifest.js.gz, try v1 first
57 return clone_v1($self) if grep(m!\A\Q$url\E/*\z!, @urls);
58 if (my @v2_urls = grep(m!\A\Q$url\E/[0-9]+\z!, @urls)) {
60 my ($n) = (m!/([0-9]+)\z!);
61 $n => [ URI->new($_), '' ]
63 clone_v2($self, \%v2_epochs);
64 reap_live() while keys(%LIVE);
68 # filter out common URLs served by WWW (e.g /$MSGID/T/)
69 if (@urls && $url =~ s!/+[^/]+\@[^/]+/.*\z!! &&
70 grep(m!\A\Q$url\E/*\z!, @urls)) {
72 E: confused by scraping <$uri>, did you mean <$url>?
76 E: confused by scraping <$uri>, got ambiguous results:
79 die "E: scraping <$uri> revealed nothing\n";
85 $opt->{$_} = $lei->{$_} for (0..2);
86 # we support "-c $key=$val" for arbitrary git config options
87 # e.g.: git -c http.proxy=socks5h://127.0.0.1:9050
88 push(@cmd, '-c', $_) for @{$lei->{opt}->{c} // []};
89 push @cmd, qw(clone --mirror);
90 push @cmd, '-q' if $lei->{opt}->{quiet} ||
91 ($lei->{opt}->{jobs} // 1) > 1;
92 push @cmd, '-v' if $lei->{opt}->{verbose};
93 # XXX any other options to support?
94 # --reference is tricky with multiple epochs...
99 my ($ft, $dst, $open_mode) = @_;
100 my $fn = $ft->filename;
102 my $mode = @st ? ($st[2] & 07777) : ($open_mode & ~umask);
103 chmod($mode, $ft) or croak "E: chmod $fn: $!";
104 rename($fn, $dst) or croak "E: rename($fn => $ft): $!";
105 $ft->unlink_on_destroy(0);
108 sub _get_txt_start { # non-fatal
109 my ($self, $endpoint, $fini) = @_;
110 my $uri = URI->new($self->{cur_src} // $self->{src});
111 my $lei = $self->{lei};
112 my $path = $uri->path;
113 chop($path) eq '/' or die "BUG: $uri not canonicalized";
114 $uri->path("$path/$endpoint");
115 my $f = (split(m!/!, $endpoint))[-1];
116 my $ft = File::Temp->new(TEMPLATE => "$f-XXXX", TMPDIR => 1);
117 my $opt = { 0 => $lei->{0}, 1 => $lei->{1}, 2 => $lei->{2} };
118 my $cmd = $self->{curl}->for_uri($lei, $uri, qw(--compressed -R -o),
120 $self->{"-get_txt.$endpoint"} = [ $ft, $cmd, $uri ];
121 $lei->qerr("# @$cmd");
122 my $jobs = $lei->{opt}->{jobs} // 1;
123 reap_live() while keys(%LIVE) >= $jobs;
124 $LIVE{spawn($cmd, undef, $opt)} =
125 [ \&_get_txt_done, $self, $endpoint, $fini ];
128 sub _get_txt_done { # returns true on error (non-fatal), undef on success
129 my ($self, $endpoint) = @_;
130 my ($fh, $cmd, $uri) = @{delete $self->{"-get_txt.$endpoint"}};
132 $? = 0; # don't influence normal lei exit
133 return warn("$uri missing\n") if ($cerr >> 8) == 22;
134 return warn("# @$cmd failed (non-fatal)\n") if $cerr;
135 seek($fh, SEEK_SET, 0) or die "seek: $!";
136 $self->{"mtime.$endpoint"} = (stat($fh))[9];
138 $self->{"txt.$endpoint"} = <$fh>;
142 sub _write_inbox_config {
144 my $buf = delete($self->{'txt._/text/config/raw'}) // return;
145 my $dst = $self->{cur_dst} // $self->{dst};
146 my $f = "$dst/inbox.config.example";
147 open my $fh, '>', $f or die "open($f): $!";
148 print $fh $buf or die "print: $!";
149 chmod(0444 & ~umask, $fh) or die "chmod($f): $!";
150 my $mtime = delete $self->{'mtime._/text/config/raw'} // die 'BUG: no mtime';
151 $fh->flush or die "flush($f): $!";
152 utime($mtime, $mtime, $fh) or die "utime($f): $!";
153 my $cfg = PublicInbox::Config->git_config_dump($f, $self->{lei}->{2});
154 my $ibx = $self->{ibx} = {};
155 for my $sec (grep(/\Apublicinbox\./, @{$cfg->{-section_order}})) {
156 for (qw(address newsgroup nntpmirror)) {
157 $ibx->{$_} = $cfg->{"$sec.$_"};
162 sub set_description ($) {
164 my $dst = $self->{cur_dst} // $self->{dst};
165 my $f = "$dst/description";
166 open my $fh, '+>>', $f or die "open($f): $!";
167 seek($fh, 0, SEEK_SET) or die "seek($f): $!";
168 my $d = do { local $/; <$fh> } // die "read($f): $!";
170 while (defined($d) && ($d =~ m!^\(\$INBOX_DIR/description missing\)! ||
171 $d =~ /^Unnamed repository/ || $d !~ /\S/)) {
172 $d = delete($self->{'txt.description'});
174 $d //= 'mirror of '.($self->{cur_src} // $self->{src})."\n";
175 return if $d eq $orig;
176 seek($fh, 0, SEEK_SET) or die "seek($f): $!";
177 truncate($fh, 0) or die "truncate($f): $!";
178 print $fh $d or die "print($f): $!";
179 close $fh or die "close($f): $!";
182 sub index_cloned_inbox {
183 my ($self, $iv) = @_;
184 my $lei = $self->{lei};
185 eval { set_description($self) };
188 # n.b. public-inbox-clone works w/o (SQLite || Xapian)
189 # lei is useless without Xapian + SQLite
190 if ($lei->{cmd} ne 'public-inbox-clone') {
191 my $ibx = delete($self->{ibx}) // {
192 address => [ 'lei@example.com' ],
195 $ibx->{inboxdir} = $self->{cur_dst} // $self->{dst};
196 PublicInbox::Inbox->new($ibx);
197 PublicInbox::InboxWritable->new($ibx);
199 for my $sw ($lei->index_opt) {
200 my ($k) = ($sw =~ /\A([\w-]+)/);
201 $opt->{$k} = $lei->{opt}->{$k};
203 # force synchronous dwaitpid for v2:
204 local $PublicInbox::DS::in_loop = 0;
205 my $cfg = PublicInbox::Config->new(undef, $lei->{2});
206 my $env = PublicInbox::Admin::index_prepare($opt, $cfg);
207 local %ENV = (%ENV, %$env) if $env;
208 PublicInbox::Admin::progress_prepare($opt, $lei->{2});
209 PublicInbox::Admin::index_inbox($ibx, undef, $opt);
211 return if defined $self->{cur_dst};
212 open my $x, '>', "$self->{dst}/mirror.done"; # for _wq_done_wait
216 my ($lei, $cmd, $opt) = @_;
217 $lei->qerr("# @$cmd");
218 waitpid(spawn($cmd, undef, $opt), 0) // die "waitpid: $!";
220 $? = 0; # don't let it influence normal exit
225 my ($self, $nohang) = @_;
226 my $lei = $self->{lei};
227 my $curl = $self->{curl} //= PublicInbox::LeiCurl->new($lei) or return;
228 my $uri = URI->new($self->{cur_src} // $self->{src});
229 defined($lei->{opt}->{epoch}) and
230 die "$uri is a v1 inbox, --epoch is not supported\n";
231 my $pfx = $curl->torsocks($lei, $uri) or return;
232 my $dst = $self->{cur_dst} // $self->{dst};
233 my $fini = PublicInbox::OnDestroy->new($$, \&v1_done, $self);
234 my $jobs = $self->{lei}->{opt}->{jobs} // 1;
235 my $cmd = [ @$pfx, clone_cmd($lei, my $opt = {}), "$uri", $dst ];
236 $lei->qerr("# @$cmd");
237 $LIVE{spawn($cmd, undef, $opt)} = [ \&reap_clone, $lei, $cmd, $fini ];
238 reap_live() while keys(%LIVE) >= $jobs;
240 _get_txt_start($self, '_/text/config/raw', $fini);
241 _get_txt_start($self, 'description', $fini);
242 reap_live() until ($nohang || !keys(%LIVE));
245 sub parse_epochs ($$) {
246 my ($opt_epochs, $v2_epochs) = @_; # $epochs "LOW..HIGH"
247 $opt_epochs // return; # undef => all epochs
248 my ($lo, $dotdot, $hi, @extra) = split(/(\.\.)/, $opt_epochs);
249 undef($lo) if ($lo // '') eq '';
250 my $re = qr/\A~?[0-9]+\z/;
251 if (@extra || (($lo // '0') !~ $re) ||
252 (($hi // '0') !~ $re) ||
253 !(grep(defined, $lo, $hi))) {
255 --epoch=$opt_epochs not in the form of `LOW..HIGH', `LOW..', nor `..HIGH'
258 my @n = sort { $a <=> $b } keys %$v2_epochs;
259 for (grep(defined, $lo, $hi)) {
262 "`$_' exceeds maximum available epoch ($n[-1])\n";
264 "`$_' is lower than minimum available epoch ($n[0])\n";
265 } elsif (/\A~([0-9]+)/) {
267 $n[$off] // die "`$_' is out of range\n";
269 } else { die "`$_' not understood\n" }
271 defined($lo) && defined($hi) && $lo > $hi and die
272 "low value (`$lo') exceeds high (`$hi')\n";
273 $lo //= $n[0] if $dotdot;
274 $hi //= $n[-1] if $dotdot;
278 if (defined $v2_epochs->{$_}) {
282 "# epoch $_ is not available (non-fatal, $lo..$hi)\n";
288 sub init_placeholder ($$) {
289 my ($src, $edst) = @_;
290 PublicInbox::Import::init_bare($edst);
291 my $f = "$edst/config";
292 open my $fh, '>>', $f or die "open($f): $!";
293 print $fh <<EOM or die "print($f): $!";
296 fetch = +refs/*:refs/*
299 ; This git epoch was created read-only and "public-inbox-fetch"
300 ; will not fetch updates for it unless write permission is added.
302 close $fh or die "close:($f): $!";
305 sub reap_clone { # async, called via SIGCHLD
306 my ($lei, $cmd) = @_;
308 $? = 0; # don't let it influence normal exit
310 kill('TERM', keys %LIVE);
311 $lei->child_error($cerr, "@$cmd failed");
315 sub v1_done { # called via OnDestroy
317 _write_inbox_config($self);
318 write_makefile($self->{cur_dst} // $self->{dst}, 1);
319 index_cloned_inbox($self, 1);
322 sub v2_done { # called via OnDestroy
324 _write_inbox_config($self);
325 require PublicInbox::MultiGit;
326 my $dst = $self->{cur_dst} // $self->{dst};
327 my $mg = PublicInbox::MultiGit->new($dst, 'all.git', 'git');
328 $mg->fill_alternates;
329 for my $i ($mg->git_epochs) { $mg->epoch_cfg_set($i) }
330 for my $edst (@{delete($self->{-read_only}) // []}) {
331 my @st = stat($edst) or die "stat($edst): $!";
332 chmod($st[2] & 0555, $edst) or die "chmod(a-w, $edst): $!";
334 write_makefile($dst, 2);
335 delete $self->{-locked} // die "BUG: $dst not locked"; # unlock
336 index_cloned_inbox($self, 2);
340 my $pid = waitpid(-1, 0) // die "waitpid(-1): $!";
341 if (my $x = delete $LIVE{$pid}) {
345 warn "reaped unknown PID=$pid ($?)\n";
349 sub clone_v2 ($$;$) {
350 my ($self, $v2_epochs, $m) = @_; # $m => manifest.js.gz hashref
351 my $lei = $self->{lei};
352 my $curl = $self->{curl} //= PublicInbox::LeiCurl->new($lei) or return;
353 my $first_uri = (map { $_->[0] } values %$v2_epochs)[0];
354 my $pfx = $curl->torsocks($lei, $first_uri) or return;
355 my $dst = $self->{cur_dst} // $self->{dst};
356 my $want = parse_epochs($lei->{opt}->{epoch}, $v2_epochs);
357 my $task = $m ? bless { %$self }, __PACKAGE__ : $self;
358 my (@src_edst, @skip);
359 for my $nr (sort { $a <=> $b } keys %$v2_epochs) {
360 my ($uri, $key) = @{$v2_epochs->{$nr}};
361 my $src = $uri->as_string;
363 $src =~ m!/([0-9]+)(?:\.git)?\z! or die <<"";
364 failed to extract epoch number from $src
366 $1 + 0 == $nr or die "BUG: <$uri> miskeyed $1 != $nr";
367 $edst .= "/git/$nr.git";
368 if (!$want || $want->{$nr}) {
369 push @src_edst, $src, $edst;
370 } else { # create a placeholder so users only need to chmod +w
371 init_placeholder($src, $edst);
372 push @{$task->{-read_only}}, $edst;
376 # filter out the epochs we skipped
377 $self->{-culled_manifest} = 1 if delete(@$m{@skip});
379 if (!-d $dst || !mkdir($dst)) {
381 File::Path::mkpath($dst);
382 -d $dst or die "mkpath($dst): $!\n";
384 my $lk = bless { lock_path => "$dst/inbox.lock" }, 'PublicInbox::Lock';
385 my $fini = PublicInbox::OnDestroy->new($$, \&v2_done, $task);
387 _get_txt_start($task, '_/text/config/raw', $fini);
388 _get_txt_start($self, 'description', $fini);
390 $task->{-locked} = $lk->lock_for_scope($$);
391 my @cmd = clone_cmd($lei, my $opt = {});
392 my $jobs = $self->{lei}->{opt}->{jobs} // 1;
394 reap_live() while keys(%LIVE) >= $jobs;
395 while (keys(%LIVE) < $jobs && @src_edst &&
396 !$lei->{child_error}) {
397 my $cmd = [ @$pfx, @cmd, splice(@src_edst, 0, 2) ];
398 $lei->qerr("# @$cmd");
399 $LIVE{spawn($cmd, undef, $opt)} = [ \&reap_clone,
402 } while (@src_edst && !$lei->{child_error});
405 sub decode_manifest ($$$) {
406 my ($fh, $fn, $uri) = @_;
408 my $gz = do { local $/; <$fh> } // die "slurp($fn): $!";
409 gunzip(\$gz => \$js, MultiStream => 1) or
410 die "gunzip($uri): $GunzipError\n";
411 my $m = eval { PublicInbox::Config->json->decode($js) };
412 die "$uri: error decoding `$js': $@\n" if $@;
413 ref($m) eq 'HASH' or die "$uri unknown type: ".ref($m);
417 sub multi_inbox ($$$) {
418 my ($self, $path, $m) = @_;
419 my $incl = $self->{lei}->{opt}->{include};
420 my $excl = $self->{lei}->{opt}->{exclude};
422 # assuming everything not v2 is v1, for now
423 my @v1 = sort grep(!m!.+/git/[0-9]+\.git\z!, keys %$m);
424 my @v2_epochs = sort grep(m!.+/git/[0-9]+\.git\z!, keys %$m);
428 m!\A(/.+)/git/[0-9]+\.git\z! or die "BUG: $_";
429 push @{$v2->{$1}}, $_;
431 my $n = scalar(keys %$v2) + scalar(@v1);
432 my @orig = defined($incl // $excl) ? (keys %$v2, @v1) : ();
434 my $re = '(?:'.join('|', map {
435 $self->{lei}->glob2re($_) // qr/\A\Q$_\E\z/
437 my @gone = delete @$v2{grep(!/$re/, keys %$v2)};
438 delete @$m{map { @$_ } @gone} and $self->{-culled_manifest} = 1;
439 delete @$m{grep(!/$re/, @v1)} and $self->{-culled_manifest} = 1;
440 @v1 = grep(/$re/, @v1);
443 my $re = '(?:'.join('|', map {
444 $self->{lei}->glob2re($_) // qr/\A\Q$_\E\z/
446 my @gone = delete @$v2{grep(/$re/, keys %$v2)};
447 delete @$m{map { @$_ } @gone} and $self->{-culled_manifest} = 1;
448 delete @$m{grep(/$re/, @v1)} and $self->{-culled_manifest} = 1;
449 @v1 = grep(!/$re/, @v1);
451 my $ret; # { v1 => [ ... ], v2 => { "/$inbox_name" => [ epochs ] }}
452 $ret->{v1} = \@v1 if @v1;
453 $ret->{v2} = $v2 if keys %$v2;
454 $ret //= @orig ? "Nothing to clone, available repositories:\n\t".
455 join("\n\t", sort @orig)
456 : "Nothing available to clone\n";
459 # PSGI mount prefixes and manifest.js.gz prefixes don't always align...
461 until (grep(m!\A\Q$$path\E/git/[0-9]+\.git\z!,
462 @v2_epochs) == @v2_epochs) {
463 $$path =~ s!\A(/[^/]+)/!/! or last;
467 while (!defined($m->{$$path}) && $$path =~ s!\A(/[^/]+)/!/!) {
471 ($path_pfx, $n, $ret);
474 # FIXME: this gets confused by single inbox instance w/ global manifest.js.gz
477 my $uri = URI->new($self->{src});
478 my $lei = $self->{lei};
479 my $curl = $self->{curl} //= PublicInbox::LeiCurl->new($lei) or return;
480 my $path = $uri->path;
481 chop($path) eq '/' or die "BUG: $uri not canonicalized";
482 $uri->path($path . '/manifest.js.gz');
483 my $pdir = $lei->rel2abs($self->{dst});
484 $pdir =~ s!/[^/]+/?\z!!;
485 my $ft = File::Temp->new(TEMPLATE => 'm-XXXX',
486 UNLINK => 1, DIR => $pdir, SUFFIX => '.tmp');
487 my $fn = $ft->filename;
488 my ($bn) = ($fn =~ m!/([^/]+)\z!);
489 my $cmd = $curl->for_uri($lei, $uri, '-R', '-o', $bn);
490 my $opt = { -C => $pdir };
491 $opt->{$_} = $lei->{$_} for (0..2);
492 my $cerr = run_reap($lei, $cmd, $opt);
495 return try_scrape($self) if ($cerr >> 8) == 22; # 404 missing
496 return $lei->child_error($cerr, "@$cmd failed");
498 my $m = eval { decode_manifest($ft, $fn, $uri) };
501 return try_scrape($self);
503 my ($path_pfx, $n, $multi) = multi_inbox($self, \$path, $m);
504 return $lei->child_error(1, $multi) if !ref($multi);
505 my $jobs = $self->{lei}->{opt}->{jobs} // 1;
506 if (my $v2 = delete $multi->{v2}) {
507 for my $name (sort keys %$v2) {
508 my $epochs = delete $v2->{$name};
509 my %v2_epochs = map {
510 $uri->path($n > 1 ? $path_pfx.$path.$_
512 my ($e) = ("$uri" =~ m!/([0-9]+)\.git\z!);
513 $e // die "no [0-9]+\.git in `$uri'";
514 $e => [ $uri->clone, $_ ];
516 ("$uri" =~ m!\A(.+/)git/[0-9]+\.git\z!) or
517 die "BUG: `$uri' !~ m!/git/[0-9]+.git!";
518 local $self->{cur_src} = $1;
519 local $self->{cur_dst} = $self->{dst};
520 if ($n > 1 && $uri->path =~ m!\A\Q$path_pfx$path\E/(.+)/
521 git/[0-9]+\.git\z!x) {
522 $self->{cur_dst} .= "/$1";
524 index($self->{cur_dst}, "\n") >= 0 and die <<EOM;
525 E: `$self->{cur_dst}' must not contain newline
527 clone_v2($self, \%v2_epochs, $m);
528 reap_live() while keys(%LIVE) >= $jobs;
529 return if $self->{lei}->{child_error};
532 if (my $v1 = delete $multi->{v1}) {
533 my $p = $path_pfx.$path;
534 chop($p) if substr($p, -1, 1) eq '/';
536 for my $name (@$v1) {
537 reap_live() while keys(%LIVE) >= $jobs;
538 return if $self->{lei}->{child_error};
540 my $task = bless { %$self }, __PACKAGE__;
541 $task->{cur_src} = "$uri";
542 $task->{cur_dst} = $task->{dst};
544 $task->{cur_dst} .= $name;
545 $task->{cur_src} .= $name;
547 index($task->{cur_dst}, "\n") >= 0 and die <<EOM;
548 E: `$task->{cur_dst}' must not contain newline
550 $task->{cur_src} .= '/';
554 reap_live() while keys(%LIVE);
555 return if $self->{lei}->{child_error};
557 if (delete $self->{-culled_manifest}) { # set by clone_v2/-I/--exclude
558 # write the smaller manifest if epochs were skipped so
559 # users won't have to delete manifest if they +w an
560 # epoch they no longer want to skip
561 my $json = PublicInbox::Config->json->encode($m);
562 my $mtime = (stat($fn))[9];
563 gzip(\$json => $fn) or die "gzip: $GzipError";
564 utime($mtime, $mtime, $fn) or die "utime(..., $fn): $!";
566 ft_rename($ft, "$self->{dst}/manifest.js.gz", 0666);
567 open my $x, '>', "$self->{dst}/mirror.done"; # for _wq_done_wait
570 sub start_clone_url {
572 return try_manifest($self) if $self->{src} =~ m!\Ahttps?://!;
573 die "TODO: non-HTTP/HTTPS clone of $self->{src} not supported, yet";
576 sub do_mirror { # via wq_io_do
578 my $lei = $self->{lei};
579 umask($lei->{client_umask}) if defined $lei->{client_umask};
581 my $iv = $lei->{opt}->{'inbox-version'};
584 return clone_v1($self) if $iv == 1;
585 return try_scrape($self) if $iv == 2;
586 die "bad --inbox-version=$iv\n";
588 return start_clone_url($self) if $self->{src} =~ m!://!;
589 die "TODO: cloning local directories not supported, yet";
591 $lei->fail($@) if $@;
595 my ($cls, $lei, $src, $dst) = @_;
596 my $self = bless { src => $src, dst => $dst }, $cls;
597 if ($src =~ m!https?://!) {
599 require PublicInbox::LeiCurl;
601 require PublicInbox::Lock;
602 require PublicInbox::Inbox;
603 require PublicInbox::Admin;
604 require PublicInbox::InboxWritable;
606 my ($op_c, $ops) = $lei->workers_start($self, 1);
608 $self->wq_io_do('do_mirror', []);
610 $lei->wait_wq_events($op_c, $ops);
613 sub ipc_atfork_child {
615 $self->{lei}->_lei_atfork_child;
616 $self->SUPER::ipc_atfork_child;
620 my ($dir, $ibx_ver) = @_;
621 my $f = "$dir/Makefile";
622 if (sysopen my $fh, $f, O_CREAT|O_EXCL|O_WRONLY) {
623 print $fh <<EOM or die "print($f) $!";
624 # This is a v$ibx_ver public-inbox, see the public-inbox-v$ibx_ver-format(5)
625 # manpage for more information on the format. This Makefile is
626 # intended as a familiar wrapper for users unfamiliar with
627 # public-inbox-* commands.
629 # See the respective manpages for public-inbox-fetch(1),
630 # public-inbox-index(1), etc for more information on
631 # some of the commands used by this Makefile.
633 # This Makefile will not be modified nor read by public-inbox,
634 # so you may edit it freely with your own convenience targets
635 # and notes. public-inbox-fetch will recreate it if removed.
637 print $fh <<'EOM' or die "print($f): $!";
638 # the default target:
640 @echo Common targets:
641 @echo ' make fetch - fetch from remote git repostorie(s)'
642 @echo ' make update - fetch and update index '
644 @echo Rarely needed targets:
645 @echo ' make reindex - may be needed for new features/bugfixes'
646 @echo ' make compact - rewrite Xapian storage to save space'
651 @if ! public-inbox-fetch --exit-code; \
654 test $$c -eq 127 && exit 0; \
656 elif test -f msgmap.sqlite3 || test -f public-inbox/msgmap.sqlite3; \
658 public-inbox-index; \
660 echo 'public-inbox index not initialized'; \
661 echo 'see public-inbox-index(1) man page'; \
664 public-inbox-index --reindex
668 .PHONY : help fetch update reindex compact
670 close $fh or die "close($f): $!";
672 die "open($f): $!" unless $!{EEXIST};