3 # Integration between git and Debian-style archives
5 # Copyright (C)2013-2015 Ian Jackson
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
21 $SIG{__WARN__} = sub { die $_[0]; };
26 use Dpkg::Control::Hash;
28 use File::Temp qw(tempdir);
38 our $our_version = 'UNRELEASED'; ###substituted###
40 our $rpushprotovsn = 2;
42 our $isuite = 'unstable';
48 our $dryrun_level = 0;
50 our $buildproductsdir = '..';
56 our $existing_package = 'dpkg';
57 our $cleanmode = 'dpkg-source';
58 our $changes_since_version;
60 our $quilt_modes_re = 'linear|smash|auto|nofix|nocheck';
61 our $we_are_responder;
62 our $initiator_tempdir;
64 our %format_ok = map { $_=>1 } ("1.0","3.0 (native)","3.0 (quilt)");
66 our $suite_re = '[-+.0-9a-z]+';
69 our (@dget) = qw(dget);
70 our (@curl) = qw(curl -f);
71 our (@dput) = qw(dput);
72 our (@debsign) = qw(debsign);
74 our (@sbuild) = qw(sbuild -A);
76 our (@dgit) = qw(dgit);
77 our (@dpkgbuildpackage) = qw(dpkg-buildpackage -i\.git/ -I.git);
78 our (@dpkgsource) = qw(dpkg-source -i\.git/ -I.git);
79 our (@dpkggenchanges) = qw(dpkg-genchanges);
80 our (@mergechanges) = qw(mergechanges -f);
81 our (@changesopts) = ('');
83 our %opts_opt_map = ('dget' => \@dget, # accept for compatibility
86 'debsign' => \@debsign,
91 'dpkg-source' => \@dpkgsource,
92 'dpkg-buildpackage' => \@dpkgbuildpackage,
93 'dpkg-genchanges' => \@dpkggenchanges,
94 'ch' => \@changesopts,
95 'mergechanges' => \@mergechanges);
97 our %opts_opt_cmdonly = ('gpg' => 1);
103 our $remotename = 'dgit';
104 our @ourdscfield = qw(Dgit Vcs-Dgit-Master);
108 sub lbranch () { return "$branchprefix/$csuite"; }
109 my $lbranch_re = '^refs/heads/'.$branchprefix.'/([^/.]+)$';
110 sub lref () { return "refs/heads/".lbranch(); }
111 sub lrref () { return "refs/remotes/$remotename/".server_branch($csuite); }
112 sub rrref () { return server_ref($csuite); }
114 sub lrfetchrefs () { return "refs/dgit-fetch/$csuite"; }
124 return "${package}_".(stripepoch $vsn).$sfx
129 return srcfn($vsn,".dsc");
138 foreach my $f (@end) {
140 warn "$us: cleanup: $@" if length $@;
144 sub badcfg { print STDERR "$us: invalid configuration: @_\n"; exit 12; }
146 sub no_such_package () {
147 print STDERR "$us: package $package does not exist in suite $isuite\n";
153 return "+".rrref().":".lrref();
158 printdebug "CD $newdir\n";
159 chdir $newdir or die "chdir: $newdir: $!";
162 sub deliberately ($) {
164 return !!grep { $_ eq "--deliberately-$enquiry" } @deliberatelies;
167 sub deliberately_not_fast_forward () {
168 foreach (qw(not-fast-forward fresh-repo)) {
169 return 1 if deliberately($_) || deliberately("TEST-dgit-only-$_");
173 #---------- remote protocol support, common ----------
175 # remote push initiator/responder protocol:
176 # < dgit-remote-push-ready [optional extra info ignored by old initiators]
178 # > file parsed-changelog
179 # [indicates that output of dpkg-parsechangelog follows]
180 # > data-block NBYTES
181 # > [NBYTES bytes of data (no newline)]
182 # [maybe some more blocks]
194 # [indicates that signed tag is wanted]
195 # < data-block NBYTES
196 # < [NBYTES bytes of data (no newline)]
197 # [maybe some more blocks]
201 # > want signed-dsc-changes
202 # < data-block NBYTES [transfer of signed dsc]
204 # < data-block NBYTES [transfer of signed changes]
212 sub i_child_report () {
213 # Sees if our child has died, and reap it if so. Returns a string
214 # describing how it died if it failed, or undef otherwise.
215 return undef unless $i_child_pid;
216 my $got = waitpid $i_child_pid, WNOHANG;
217 return undef if $got <= 0;
218 die unless $got == $i_child_pid;
219 $i_child_pid = undef;
220 return undef unless $?;
221 return "build host child ".waitstatusmsg();
226 fail "connection lost: $!" if $fh->error;
227 fail "protocol violation; $m not expected";
230 sub badproto_badread ($$) {
232 fail "connection lost: $!" if $!;
233 my $report = i_child_report();
234 fail $report if defined $report;
235 badproto $fh, "eof (reading $wh)";
238 sub protocol_expect (&$) {
239 my ($match, $fh) = @_;
242 defined && chomp or badproto_badread $fh, "protocol message";
250 badproto $fh, "\`$_'";
253 sub protocol_send_file ($$) {
254 my ($fh, $ourfn) = @_;
255 open PF, "<", $ourfn or die "$ourfn: $!";
258 my $got = read PF, $d, 65536;
259 die "$ourfn: $!" unless defined $got;
261 print $fh "data-block ".length($d)."\n" or die $!;
262 print $fh $d or die $!;
264 PF->error and die "$ourfn $!";
265 print $fh "data-end\n" or die $!;
269 sub protocol_read_bytes ($$) {
270 my ($fh, $nbytes) = @_;
271 $nbytes =~ m/^[1-9]\d{0,5}$/ or badproto \*RO, "bad byte count";
273 my $got = read $fh, $d, $nbytes;
274 $got==$nbytes or badproto_badread $fh, "data block";
278 sub protocol_receive_file ($$) {
279 my ($fh, $ourfn) = @_;
280 printdebug "() $ourfn\n";
281 open PF, ">", $ourfn or die "$ourfn: $!";
283 my ($y,$l) = protocol_expect {
284 m/^data-block (.*)$/ ? (1,$1) :
285 m/^data-end$/ ? (0,) :
289 my $d = protocol_read_bytes $fh, $l;
290 print PF $d or die $!;
295 #---------- remote protocol support, responder ----------
297 sub responder_send_command ($) {
299 return unless $we_are_responder;
300 # called even without $we_are_responder
301 printdebug ">> $command\n";
302 print PO $command, "\n" or die $!;
305 sub responder_send_file ($$) {
306 my ($keyword, $ourfn) = @_;
307 return unless $we_are_responder;
308 printdebug "]] $keyword $ourfn\n";
309 responder_send_command "file $keyword";
310 protocol_send_file \*PO, $ourfn;
313 sub responder_receive_files ($@) {
314 my ($keyword, @ourfns) = @_;
315 die unless $we_are_responder;
316 printdebug "[[ $keyword @ourfns\n";
317 responder_send_command "want $keyword";
318 foreach my $fn (@ourfns) {
319 protocol_receive_file \*PI, $fn;
322 protocol_expect { m/^files-end$/ } \*PI;
325 #---------- remote protocol support, initiator ----------
327 sub initiator_expect (&) {
329 protocol_expect { &$match } \*RO;
332 #---------- end remote code ----------
335 if ($we_are_responder) {
337 responder_send_command "progress ".length($m) or die $!;
338 print PO $m or die $!;
348 $ua = LWP::UserAgent->new();
352 progress "downloading $what...";
353 my $r = $ua->get(@_) or die $!;
354 return undef if $r->code == 404;
355 $r->is_success or fail "failed to fetch $what: ".$r->status_line;
356 return $r->decoded_content(charset => 'none');
359 our ($dscdata,$dscurl,$dsc,$dsc_checked,$skew_warning_vsn);
364 failedcmd @_ if system @_;
367 sub act_local () { return $dryrun_level <= 1; }
368 sub act_scary () { return !$dryrun_level; }
371 if (!$dryrun_level) {
372 progress "dgit ok: @_";
374 progress "would be ok: @_ (but dry run only)";
379 printcmd(\*STDERR,$debugprefix."#",@_);
382 sub runcmd_ordryrun {
390 sub runcmd_ordryrun_local {
399 my ($first_shell, @cmd) = @_;
400 return qw(sh -ec), $first_shell.'; exec "$@"', 'x', @cmd;
403 our $helpmsg = <<END;
405 dgit [dgit-opts] clone [dgit-opts] package [suite] [./dir|/dir]
406 dgit [dgit-opts] fetch|pull [dgit-opts] [suite]
407 dgit [dgit-opts] build [git-buildpackage-opts|dpkg-buildpackage-opts]
408 dgit [dgit-opts] push [dgit-opts] [suite]
409 dgit [dgit-opts] rpush build-host:build-dir ...
410 important dgit options:
411 -k<keyid> sign tag and package with <keyid> instead of default
412 --dry-run -n do not change anything, but go through the motions
413 --damp-run -L like --dry-run but make local changes, without signing
414 --new -N allow introducing a new package
415 --debug -D increase debug level
416 -c<name>=<value> set git config option (used directly by dgit too)
419 our $later_warning_msg = <<END;
420 Perhaps the upload is stuck in incoming. Using the version from git.
424 print STDERR "$us: @_\n", $helpmsg or die $!;
429 @ARGV or badusage "too few arguments";
430 return scalar shift @ARGV;
434 print $helpmsg or die $!;
438 our $td = $ENV{DGIT_TEST_DUMMY_DIR} || "DGIT_TEST_DUMMY_DIR-unset";
440 our %defcfg = ('dgit.default.distro' => 'debian',
441 'dgit.default.username' => '',
442 'dgit.default.archive-query-default-component' => 'main',
443 'dgit.default.ssh' => 'ssh',
444 'dgit.default.archive-query' => 'madison:',
445 'dgit.default.sshpsql-dbname' => 'service=projectb',
446 'dgit-distro.debian.archive-query' => 'ftpmasterapi:',
447 'dgit-distro.debian.git-host' => 'dgit-git.debian.net',
448 'dgit-distro.debian.git-user-force' => 'dgit',
449 'dgit-distro.debian.git-proto' => 'git+ssh://',
450 'dgit-distro.debian.git-path' => '/dgit/debian/repos',
451 'dgit-distro.debian.git-create' => 'true',
452 'dgit-distro.debian.git-check' => 'ssh-cmd',
453 'dgit-distro.debian.archive-query-url', 'https://api.ftp-master.debian.org/',
454 # 'dgit-distro.debian.archive-query-tls-key',
455 # '/etc/ssl/certs/%HOST%.pem:/etc/dgit/%HOST%.pem',
456 # ^ this does not work because curl is broken nowadays
457 # Fixing #790093 properly will involve providing providing the key
458 # in some pacagke and maybe updating these paths.
460 # 'dgit-distro.debian.archive-query-tls-curl-args',
461 # '--ca-path=/etc/ssl/ca-debian',
462 # ^ this is a workaround but works (only) on DSA-administered machines
463 'dgit-distro.debian.diverts.alioth' => '/alioth',
464 'dgit-distro.debian/alioth.git-host' => 'git.debian.org',
465 'dgit-distro.debian/alioth.git-user-force' => '',
466 'dgit-distro.debian/alioth.git-proto' => 'git+ssh://',
467 'dgit-distro.debian/alioth.git-path' => '/git/dgit-repos/repos',
468 'dgit-distro.debian/alioth.git-create' => 'ssh-cmd',
469 'dgit-distro.debian.upload-host' => 'ftp-master', # for dput
470 'dgit-distro.debian.mirror' => 'http://ftp.debian.org/debian/',
471 'dgit-distro.debian.backports-quirk' => '(squeeze)-backports*',
472 'dgit-distro.debian-backports.mirror' => 'http://backports.debian.org/debian-backports/',
473 'dgit-distro.ubuntu.git-check' => 'false',
474 'dgit-distro.ubuntu.mirror' => 'http://archive.ubuntu.com/ubuntu',
475 'dgit-distro.test-dummy.ssh' => "$td/ssh",
476 'dgit-distro.test-dummy.username' => "alice",
477 'dgit-distro.test-dummy.git-check' => "ssh-cmd",
478 'dgit-distro.test-dummy.git-create' => "ssh-cmd",
479 'dgit-distro.test-dummy.git-url' => "$td/git",
480 'dgit-distro.test-dummy.git-host' => "git",
481 'dgit-distro.test-dummy.git-path' => "$td/git",
482 'dgit-distro.test-dummy.archive-query' => "ftpmasterapi:",
483 'dgit-distro.test-dummy.archive-query-url' => "file://$td/aq/",
484 'dgit-distro.test-dummy.mirror' => "file://$td/mirror/",
485 'dgit-distro.test-dummy.upload-host' => 'test-dummy',
490 return undef if $c =~ /RETURN-UNDEF/;
491 my @cmd = (@git, qw(config --), $c);
494 local ($debuglevel) = $debuglevel-2;
495 $v = cmdoutput_errok @cmd;
502 my $dv = $defcfg{$c};
503 return $dv if defined $dv;
505 badcfg "need value for one of: @_\n".
506 "$us: distro or suite appears not to be (properly) supported";
509 sub access_basedistro () {
510 if (defined $idistro) {
513 return cfg("dgit-suite.$isuite.distro",
514 "dgit.default.distro");
518 sub access_quirk () {
519 # returns (quirk name, distro to use instead or undef, quirk-specific info)
520 my $basedistro = access_basedistro();
521 my $backports_quirk = cfg("dgit-distro.$basedistro.backports-quirk",
523 if (defined $backports_quirk) {
524 my $re = $backports_quirk;
525 $re =~ s/[^-0-9a-z_\%*()]/\\$&/ig;
527 $re =~ s/\%/([-0-9a-z_]+)/
528 or $re =~ m/[()]/ or badcfg "backports-quirk needs \% or ( )";
529 if ($isuite =~ m/^$re$/) {
530 return ('backports',"$basedistro-backports",$1);
533 return ('none',undef);
536 sub access_distros () {
537 # Returns list of distros to try, in order
540 # 0. `instead of' distro name(s) we have been pointed to
541 # 1. the access_quirk distro, if any
542 # 2a. the user's specified distro, or failing that } basedistro
543 # 2b. the distro calculated from the suite }
544 my @l = access_basedistro();
546 my (undef,$quirkdistro) = access_quirk();
547 unshift @l, $quirkdistro;
548 unshift @l, $instead_distro;
549 return grep { defined } @l;
555 # The nesting of these loops determines the search order. We put
556 # the key loop on the outside so that we search all the distros
557 # for each key, before going on to the next key. That means that
558 # if access_cfg is called with a more specific, and then a less
559 # specific, key, an earlier distro can override the less specific
560 # without necessarily overriding any more specific keys. (If the
561 # distro wants to override the more specific keys it can simply do
562 # so; whereas if we did the loop the other way around, it would be
563 # impossible to for an earlier distro to override a less specific
564 # key but not the more specific ones without restating the unknown
565 # values of the more specific keys.
568 # We have to deal with RETURN-UNDEF specially, so that we don't
569 # terminate the search prematurely.
571 if (m/RETURN-UNDEF/) { push @rundef, $_; last; }
574 foreach my $d (access_distros()) {
575 push @cfgs, map { "dgit-distro.$d.$_" } @realkeys;
577 push @cfgs, map { "dgit.default.$_" } @realkeys;
579 my $value = cfg(@cfgs);
583 sub string_to_ssh ($) {
585 if ($spec =~ m/\s/) {
586 return qw(sh -ec), 'exec '.$spec.' "$@"', 'x';
592 sub access_cfg_ssh () {
593 my $gitssh = access_cfg('ssh', 'RETURN-UNDEF');
594 if (!defined $gitssh) {
597 return string_to_ssh $gitssh;
601 sub access_runeinfo ($) {
603 return ": dgit ".access_basedistro()." $info ;";
606 sub access_someuserhost ($) {
608 my $user = access_cfg("$some-user-force", 'RETURN-UNDEF');
609 defined($user) && length($user) or
610 $user = access_cfg("$some-user",'username');
611 my $host = access_cfg("$some-host");
612 return length($user) ? "$user\@$host" : $host;
615 sub access_gituserhost () {
616 return access_someuserhost('git');
619 sub access_giturl (;$) {
621 my $url = access_cfg('git-url','RETURN-UNDEF');
623 my $proto = access_cfg('git-proto', 'RETURN-UNDEF');
624 return undef unless defined $proto;
627 access_gituserhost().
628 access_cfg('git-path');
630 return "$url/$package.git";
633 sub parsecontrolfh ($$;$) {
634 my ($fh, $desc, $allowsigned) = @_;
635 our $dpkgcontrolhash_noissigned;
638 my %opts = ('name' => $desc);
639 $opts{allow_pgp}= $allowsigned || !$dpkgcontrolhash_noissigned;
640 $c = Dpkg::Control::Hash->new(%opts);
641 $c->parse($fh,$desc) or die "parsing of $desc failed";
642 last if $allowsigned;
643 last if $dpkgcontrolhash_noissigned;
644 my $issigned= $c->get_option('is_pgp_signed');
645 if (!defined $issigned) {
646 $dpkgcontrolhash_noissigned= 1;
647 seek $fh, 0,0 or die "seek $desc: $!";
648 } elsif ($issigned) {
649 fail "control file $desc is (already) PGP-signed. ".
650 " Note that dgit push needs to modify the .dsc and then".
651 " do the signature itself";
660 my ($file, $desc) = @_;
661 my $fh = new IO::Handle;
662 open $fh, '<', $file or die "$file: $!";
663 my $c = parsecontrolfh($fh,$desc);
664 $fh->error and die $!;
670 my ($dctrl,$field) = @_;
671 my $v = $dctrl->{$field};
672 return $v if defined $v;
673 fail "missing field $field in ".$v->get_option('name');
677 my $c = Dpkg::Control::Hash->new();
678 my $p = new IO::Handle;
679 my @cmd = (qw(dpkg-parsechangelog), @_);
680 open $p, '-|', @cmd or die $!;
682 $?=0; $!=0; close $p or failedcmd @cmd;
688 defined $d or fail "getcwd failed: $!";
694 sub archive_query ($) {
696 my $query = access_cfg('archive-query','RETURN-UNDEF');
697 $query =~ s/^(\w+):// or badcfg "invalid archive-query method \`$query'";
700 { no strict qw(refs); &{"${method}_${proto}"}($proto,$data); }
703 sub pool_dsc_subpath ($$) {
704 my ($vsn,$component) = @_; # $package is implict arg
705 my $prefix = substr($package, 0, $package =~ m/^l/ ? 4 : 1);
706 return "/pool/$component/$prefix/$package/".dscfn($vsn);
709 #---------- `ftpmasterapi' archive query method (nascent) ----------
711 sub archive_api_query_cmd ($) {
713 my @cmd = qw(curl -sS);
714 my $url = access_cfg('archive-query-url');
715 if ($url =~ m#^https://([-.0-9a-z]+)/#) {
717 my $keys = access_cfg('archive-query-tls-key','RETURN-UNDEF') //'';
718 foreach my $key (split /\:/, $keys) {
719 $key =~ s/\%HOST\%/$host/g;
721 fail "for $url: stat $key: $!" unless $!==ENOENT;
724 fail "config requested specific TLS key but do not know".
725 " how to get curl to use exactly that EE key ($key)";
726 # push @cmd, "--cacert", $key, "--capath", "/dev/enoent";
727 # # Sadly the above line does not work because of changes
728 # # to gnutls. The real fix for #790093 may involve
729 # # new curl options.
732 # Fixing #790093 properly will involve providing a value
733 # for this on clients.
734 my $kargs = access_cfg('archive-query-tls-curl-ca-args','RETURN-UNDEF');
735 push @cmd, split / /, $kargs if defined $kargs;
737 push @cmd, $url.$subpath;
743 my ($data, $subpath) = @_;
744 badcfg "ftpmasterapi archive query method takes no data part"
746 my @cmd = archive_api_query_cmd($subpath);
747 my $json = cmdoutput @cmd;
748 return decode_json($json);
751 sub canonicalise_suite_ftpmasterapi () {
752 my ($proto,$data) = @_;
753 my $suites = api_query($data, 'suites');
755 foreach my $entry (@$suites) {
757 my $v = $entry->{$_};
758 defined $v && $v eq $isuite;
760 push @matched, $entry;
762 fail "unknown suite $isuite" unless @matched;
765 @matched==1 or die "multiple matches for suite $isuite\n";
766 $cn = "$matched[0]{codename}";
767 defined $cn or die "suite $isuite info has no codename\n";
768 $cn =~ m/^$suite_re$/ or die "suite $isuite maps to bad codename\n";
770 die "bad ftpmaster api response: $@\n".Dumper(\@matched)
775 sub archive_query_ftpmasterapi () {
776 my ($proto,$data) = @_;
777 my $info = api_query($data, "dsc_in_suite/$isuite/$package");
779 my $digester = Digest::SHA->new(256);
780 foreach my $entry (@$info) {
782 my $vsn = "$entry->{version}";
783 my ($ok,$msg) = version_check $vsn;
784 die "bad version: $msg\n" unless $ok;
785 my $component = "$entry->{component}";
786 $component =~ m/^$component_re$/ or die "bad component";
787 my $filename = "$entry->{filename}";
788 $filename && $filename !~ m#[^-+:._~0-9a-zA-Z/]|^[/.]|/[/.]#
789 or die "bad filename";
790 my $sha256sum = "$entry->{sha256sum}";
791 $sha256sum =~ m/^[0-9a-f]+$/ or die "bad sha256sum";
792 push @rows, [ $vsn, "/pool/$component/$filename",
793 $digester, $sha256sum ];
795 die "bad ftpmaster api response: $@\n".Dumper($entry)
798 @rows = sort { -version_compare($a->[0],$b->[0]) } @rows;
802 #---------- `madison' archive query method ----------
804 sub archive_query_madison {
805 return map { [ @$_[0..1] ] } madison_get_parse(@_);
808 sub madison_get_parse {
809 my ($proto,$data) = @_;
810 die unless $proto eq 'madison';
812 $data= access_cfg('madison-distro','RETURN-UNDEF');
813 $data //= access_basedistro();
815 $rmad{$proto,$data,$package} ||= cmdoutput
816 qw(rmadison -asource),"-s$isuite","-u$data",$package;
817 my $rmad = $rmad{$proto,$data,$package};
820 foreach my $l (split /\n/, $rmad) {
821 $l =~ m{^ \s*( [^ \t|]+ )\s* \|
822 \s*( [^ \t|]+ )\s* \|
823 \s*( [^ \t|/]+ )(?:/([^ \t|/]+))? \s* \|
824 \s*( [^ \t|]+ )\s* }x or die "$rmad ?";
825 $1 eq $package or die "$rmad $package ?";
832 $component = access_cfg('archive-query-default-component');
834 $5 eq 'source' or die "$rmad ?";
835 push @out, [$vsn,pool_dsc_subpath($vsn,$component),$newsuite];
837 return sort { -version_compare($a->[0],$b->[0]); } @out;
840 sub canonicalise_suite_madison {
841 # madison canonicalises for us
842 my @r = madison_get_parse(@_);
844 "unable to canonicalise suite using package $package".
845 " which does not appear to exist in suite $isuite;".
846 " --existing-package may help";
850 #---------- `sshpsql' archive query method ----------
853 my ($data,$runeinfo,$sql) = @_;
855 $data= access_someuserhost('sshpsql').':'.
856 access_cfg('sshpsql-dbname');
858 $data =~ m/:/ or badcfg "invalid sshpsql method string \`$data'";
859 my ($userhost,$dbname) = ($`,$'); #';
861 my @cmd = (access_cfg_ssh, $userhost,
862 access_runeinfo("ssh-psql $runeinfo").
863 " export LC_MESSAGES=C; export LC_CTYPE=C;".
864 " ".shellquote qw(psql -A), $dbname, qw(-c), $sql);
866 open P, "-|", @cmd or die $!;
869 printdebug("$debugprefix>|$_|\n");
872 $!=0; $?=0; close P or failedcmd @cmd;
874 my $nrows = pop @rows;
875 $nrows =~ s/^\((\d+) rows?\)$/$1/ or die "$nrows ?";
876 @rows == $nrows+1 or die "$nrows ".(scalar @rows)." ?";
877 @rows = map { [ split /\|/, $_ ] } @rows;
878 my $ncols = scalar @{ shift @rows };
879 die if grep { scalar @$_ != $ncols } @rows;
883 sub sql_injection_check {
884 foreach (@_) { die "$_ $& ?" if m{[^-+=:_.,/0-9a-zA-Z]}; }
887 sub archive_query_sshpsql ($$) {
888 my ($proto,$data) = @_;
889 sql_injection_check $isuite, $package;
890 my @rows = sshpsql($data, "archive-query $isuite $package", <<END);
891 SELECT source.version, component.name, files.filename, files.sha256sum
893 JOIN src_associations ON source.id = src_associations.source
894 JOIN suite ON suite.id = src_associations.suite
895 JOIN dsc_files ON dsc_files.source = source.id
896 JOIN files_archive_map ON files_archive_map.file_id = dsc_files.file
897 JOIN component ON component.id = files_archive_map.component_id
898 JOIN files ON files.id = dsc_files.file
899 WHERE ( suite.suite_name='$isuite' OR suite.codename='$isuite' )
900 AND source.source='$package'
901 AND files.filename LIKE '%.dsc';
903 @rows = sort { -version_compare($a->[0],$b->[0]) } @rows;
904 my $digester = Digest::SHA->new(256);
906 my ($vsn,$component,$filename,$sha256sum) = @$_;
907 [ $vsn, "/pool/$component/$filename",$digester,$sha256sum ];
912 sub canonicalise_suite_sshpsql ($$) {
913 my ($proto,$data) = @_;
914 sql_injection_check $isuite;
915 my @rows = sshpsql($data, "canonicalise-suite $isuite", <<END);
916 SELECT suite.codename
917 FROM suite where suite_name='$isuite' or codename='$isuite';
919 @rows = map { $_->[0] } @rows;
920 fail "unknown suite $isuite" unless @rows;
921 die "ambiguous $isuite: @rows ?" if @rows>1;
925 #---------- `dummycat' archive query method ----------
927 sub canonicalise_suite_dummycat ($$) {
928 my ($proto,$data) = @_;
929 my $dpath = "$data/suite.$isuite";
930 if (!open C, "<", $dpath) {
931 $!==ENOENT or die "$dpath: $!";
932 printdebug "dummycat canonicalise_suite $isuite $dpath ENOENT\n";
936 chomp or die "$dpath: $!";
938 printdebug "dummycat canonicalise_suite $isuite $dpath = $_\n";
942 sub archive_query_dummycat ($$) {
943 my ($proto,$data) = @_;
944 canonicalise_suite();
945 my $dpath = "$data/package.$csuite.$package";
946 if (!open C, "<", $dpath) {
947 $!==ENOENT or die "$dpath: $!";
948 printdebug "dummycat query $csuite $package $dpath ENOENT\n";
956 printdebug "dummycat query $csuite $package $dpath | $_\n";
957 my @row = split /\s+/, $_;
958 @row==2 or die "$dpath: $_ ?";
961 C->error and die "$dpath: $!";
963 return sort { -version_compare($a->[0],$b->[0]); } @rows;
966 #---------- archive query entrypoints and rest of program ----------
968 sub canonicalise_suite () {
969 return if defined $csuite;
970 fail "cannot operate on $isuite suite" if $isuite eq 'UNRELEASED';
971 $csuite = archive_query('canonicalise_suite');
972 if ($isuite ne $csuite) {
973 progress "canonical suite name for $isuite is $csuite";
977 sub get_archive_dsc () {
978 canonicalise_suite();
979 my @vsns = archive_query('archive_query');
980 foreach my $vinfo (@vsns) {
981 my ($vsn,$subpath,$digester,$digest) = @$vinfo;
982 $dscurl = access_cfg('mirror').$subpath;
983 $dscdata = url_get($dscurl);
985 $skew_warning_vsn = $vsn if !defined $skew_warning_vsn;
990 $digester->add($dscdata);
991 my $got = $digester->hexdigest();
993 fail "$dscurl has hash $got but".
994 " archive told us to expect $digest";
996 my $dscfh = new IO::File \$dscdata, '<' or die $!;
997 printdebug Dumper($dscdata) if $debuglevel>1;
998 $dsc = parsecontrolfh($dscfh,$dscurl,1);
999 printdebug Dumper($dsc) if $debuglevel>1;
1000 my $fmt = getfield $dsc, 'Format';
1001 fail "unsupported source format $fmt, sorry" unless $format_ok{$fmt};
1002 $dsc_checked = !!$digester;
1008 sub check_for_git ();
1009 sub check_for_git () {
1011 my $how = access_cfg('git-check');
1012 if ($how eq 'ssh-cmd') {
1014 (access_cfg_ssh, access_gituserhost(),
1015 access_runeinfo("git-check $package").
1016 " set -e; cd ".access_cfg('git-path').";".
1017 " if test -d $package.git; then echo 1; else echo 0; fi");
1018 my $r= cmdoutput @cmd;
1019 if ($r =~ m/^divert (\w+)$/) {
1021 my ($usedistro,) = access_distros();
1022 $instead_distro= cfg("dgit-distro.$usedistro.diverts.$divert");
1023 $instead_distro =~ s{^/}{ access_basedistro()."/" }e;
1024 progress "diverting to $divert (using config for $instead_distro)";
1025 return check_for_git();
1027 failedcmd @cmd unless $r =~ m/^[01]$/;
1029 } elsif ($how eq 'true') {
1031 } elsif ($how eq 'false') {
1034 badcfg "unknown git-check \`$how'";
1038 sub create_remote_git_repo () {
1039 my $how = access_cfg('git-create');
1040 if ($how eq 'ssh-cmd') {
1042 (access_cfg_ssh, access_gituserhost(),
1043 access_runeinfo("git-create $package").
1044 "set -e; cd ".access_cfg('git-path').";".
1045 " cp -a _template $package.git");
1046 } elsif ($how eq 'true') {
1049 badcfg "unknown git-create \`$how'";
1053 our ($dsc_hash,$lastpush_hash);
1055 our $ud = '.git/dgit/unpack';
1060 mkdir $ud or die $!;
1063 sub mktree_in_ud_here () {
1064 runcmd qw(git init -q);
1065 rmtree('.git/objects');
1066 symlink '../../../../objects','.git/objects' or die $!;
1069 sub git_write_tree () {
1070 my $tree = cmdoutput @git, qw(write-tree);
1071 $tree =~ m/^\w+$/ or die "$tree ?";
1075 sub mktree_in_ud_from_only_subdir () {
1076 # changes into the subdir
1078 die unless @dirs==1;
1079 $dirs[0] =~ m#^([^/]+)/\.$# or die;
1082 fail "source package contains .git directory" if stat_exists '.git';
1083 mktree_in_ud_here();
1084 my $format=get_source_format();
1085 if (madformat($format)) {
1088 runcmd @git, qw(add -Af);
1089 my $tree=git_write_tree();
1090 return ($tree,$dir);
1093 sub dsc_files_info () {
1094 foreach my $csumi (['Checksums-Sha256','Digest::SHA', 'new(256)'],
1095 ['Checksums-Sha1', 'Digest::SHA', 'new(1)'],
1096 ['Files', 'Digest::MD5', 'new()']) {
1097 my ($fname, $module, $method) = @$csumi;
1098 my $field = $dsc->{$fname};
1099 next unless defined $field;
1100 eval "use $module; 1;" or die $@;
1102 foreach (split /\n/, $field) {
1104 m/^(\w+) (\d+) (\S+)$/ or
1105 fail "could not parse .dsc $fname line \`$_'";
1106 my $digester = eval "$module"."->$method;" or die $@;
1111 Digester => $digester,
1116 fail "missing any supported Checksums-* or Files field in ".
1117 $dsc->get_option('name');
1121 map { $_->{Filename} } dsc_files_info();
1124 sub is_orig_file ($;$) {
1127 m/\.orig(?:-\w+)?\.tar\.\w+$/ or return 0;
1128 defined $base or return 1;
1132 sub make_commit ($) {
1134 return cmdoutput @git, qw(hash-object -w -t commit), $file;
1137 sub clogp_authline ($) {
1139 my $author = getfield $clogp, 'Maintainer';
1140 $author =~ s#,.*##ms;
1141 my $date = cmdoutput qw(date), '+%s %z', qw(-d), getfield($clogp,'Date');
1142 my $authline = "$author $date";
1143 $authline =~ m/^[^<>]+ \<\S+\> \d+ [-+]\d+$/ or
1144 fail "unexpected commit author line format \`$authline'".
1145 " (was generated from changelog Maintainer field)";
1149 sub vendor_patches_distro ($$) {
1150 my ($checkdistro, $what) = @_;
1151 return unless defined $checkdistro;
1153 my $series = "debian/patches/\L$checkdistro\E.series";
1154 printdebug "checking for vendor-specific $series ($what)\n";
1156 if (!open SERIES, "<", $series) {
1157 die "$series $!" unless $!==ENOENT;
1166 Unfortunately, this source package uses a feature of dpkg-source where
1167 the same source package unpacks to different source code on different
1168 distros. dgit cannot safely operate on such packages on affected
1169 distros, because the meaning of source packages is not stable.
1171 Please ask the distro/maintainer to remove the distro-specific series
1172 files and use a different technique (if necessary, uploading actually
1173 different packages, if different distros are supposed to have
1177 fail "Found active distro-specific series file for".
1178 " $checkdistro ($what): $series, cannot continue";
1180 die "$series $!" if SERIES->error;
1184 sub check_for_vendor_patches () {
1185 # This dpkg-source feature doesn't seem to be documented anywhere!
1186 # But it can be found in the changelog (reformatted):
1188 # commit 4fa01b70df1dc4458daee306cfa1f987b69da58c
1189 # Author: Raphael Hertzog <hertzog@debian.org>
1190 # Date: Sun Oct 3 09:36:48 2010 +0200
1192 # dpkg-source: correctly create .pc/.quilt_series with alternate
1195 # If you have debian/patches/ubuntu.series and you were
1196 # unpacking the source package on ubuntu, quilt was still
1197 # directed to debian/patches/series instead of
1198 # debian/patches/ubuntu.series.
1200 # debian/changelog | 3 +++
1201 # scripts/Dpkg/Source/Package/V3/quilt.pm | 4 +++-
1202 # 2 files changed, 6 insertions(+), 1 deletion(-)
1205 vendor_patches_distro($ENV{DEB_VENDOR}, "DEB_VENDOR");
1206 vendor_patches_distro(Dpkg::Vendor::get_current_vendor(),
1207 "Dpkg::Vendor \`current vendor'");
1208 vendor_patches_distro(access_basedistro(),
1209 "distro being accessed");
1212 sub generate_commit_from_dsc () {
1216 foreach my $fi (dsc_files_info()) {
1217 my $f = $fi->{Filename};
1218 die "$f ?" if $f =~ m#/|^\.|\.dsc$|\.tmp$#;
1220 link "../../../$f", $f
1224 complete_file_from_dsc('.', $fi);
1226 if (is_orig_file($f)) {
1227 link $f, "../../../../$f"
1233 my $dscfn = "$package.dsc";
1235 open D, ">", $dscfn or die "$dscfn: $!";
1236 print D $dscdata or die "$dscfn: $!";
1237 close D or die "$dscfn: $!";
1238 my @cmd = qw(dpkg-source);
1239 push @cmd, '--no-check' if $dsc_checked;
1240 push @cmd, qw(-x --), $dscfn;
1243 my ($tree,$dir) = mktree_in_ud_from_only_subdir();
1244 check_for_vendor_patches() if madformat($dsc->{format});
1245 runcmd qw(sh -ec), 'dpkg-parsechangelog >../changelog.tmp';
1246 my $clogp = parsecontrol('../changelog.tmp',"commit's changelog");
1247 my $authline = clogp_authline $clogp;
1248 my $changes = getfield $clogp, 'Changes';
1249 open C, ">../commit.tmp" or die $!;
1250 print C <<END or die $!;
1257 # imported from the archive
1260 my $outputhash = make_commit qw(../commit.tmp);
1261 my $cversion = getfield $clogp, 'Version';
1262 progress "synthesised git commit from .dsc $cversion";
1263 if ($lastpush_hash) {
1264 runcmd @git, qw(reset --hard), $lastpush_hash;
1265 runcmd qw(sh -ec), 'dpkg-parsechangelog >>../changelogold.tmp';
1266 my $oldclogp = parsecontrol('../changelogold.tmp','previous changelog');
1267 my $oversion = getfield $oldclogp, 'Version';
1269 version_compare($oversion, $cversion);
1271 # git upload/ is earlier vsn than archive, use archive
1272 open C, ">../commit2.tmp" or die $!;
1273 print C <<END or die $!;
1275 parent $lastpush_hash
1280 Record $package ($cversion) in archive suite $csuite
1282 $outputhash = make_commit qw(../commit2.tmp);
1283 } elsif ($vcmp > 0) {
1284 print STDERR <<END or die $!;
1286 Version actually in archive: $cversion (older)
1287 Last allegedly pushed/uploaded: $oversion (newer or same)
1290 $outputhash = $lastpush_hash;
1292 $outputhash = $lastpush_hash;
1295 changedir '../../../..';
1296 runcmd @git, qw(update-ref -m),"dgit fetch import $cversion",
1297 'DGIT_ARCHIVE', $outputhash;
1298 cmdoutput @git, qw(log -n2), $outputhash;
1299 # ... gives git a chance to complain if our commit is malformed
1304 sub complete_file_from_dsc ($$) {
1305 our ($dstdir, $fi) = @_;
1306 # Ensures that we have, in $dir, the file $fi, with the correct
1307 # contents. (Downloading it from alongside $dscurl if necessary.)
1309 my $f = $fi->{Filename};
1310 my $tf = "$dstdir/$f";
1313 if (stat_exists $tf) {
1314 progress "using existing $f";
1317 $furl =~ s{/[^/]+$}{};
1319 die "$f ?" unless $f =~ m/^${package}_/;
1320 die "$f ?" if $f =~ m#/#;
1321 runcmd_ordryrun_local @curl,qw(-o),$tf,'--',"$furl";
1322 next if !act_local();
1326 open F, "<", "$tf" or die "$tf: $!";
1327 $fi->{Digester}->reset();
1328 $fi->{Digester}->addfile(*F);
1329 F->error and die $!;
1330 my $got = $fi->{Digester}->hexdigest();
1331 $got eq $fi->{Hash} or
1332 fail "file $f has hash $got but .dsc".
1333 " demands hash $fi->{Hash} ".
1334 ($downloaded ? "(got wrong file from archive!)"
1335 : "(perhaps you should delete this file?)");
1338 sub ensure_we_have_orig () {
1339 foreach my $fi (dsc_files_info()) {
1340 my $f = $fi->{Filename};
1341 next unless is_orig_file($f);
1342 complete_file_from_dsc('..', $fi);
1346 sub git_fetch_us () {
1347 my @specs = (fetchspec());
1349 map { "+refs/$_/*:".lrfetchrefs."/$_/*" }
1351 runcmd_ordryrun_local @git, qw(fetch -p -n -q), access_giturl(), @specs;
1354 my $tagpat = debiantag('*',access_basedistro);
1356 git_for_each_ref("refs/tags/".$tagpat, sub {
1357 my ($objid,$objtype,$fullrefname,$reftail) = @_;
1358 printdebug "currently $fullrefname=$objid\n";
1359 $here{$fullrefname} = $objid;
1361 git_for_each_ref(lrfetchrefs."/tags/".$tagpat, sub {
1362 my ($objid,$objtype,$fullrefname,$reftail) = @_;
1363 my $lref = "refs".substr($fullrefname, length lrfetchrefs);
1364 printdebug "offered $lref=$objid\n";
1365 if (!defined $here{$lref}) {
1366 my @upd = (@git, qw(update-ref), $lref, $objid, '');
1367 runcmd_ordryrun_local @upd;
1368 } elsif ($here{$lref} eq $objid) {
1371 "Not updateting $lref from $here{$lref} to $objid.\n";
1376 sub fetch_from_archive () {
1377 # ensures that lrref() is what is actually in the archive,
1378 # one way or another
1382 foreach my $field (@ourdscfield) {
1383 $dsc_hash = $dsc->{$field};
1384 last if defined $dsc_hash;
1386 if (defined $dsc_hash) {
1387 $dsc_hash =~ m/\w+/ or fail "invalid hash in .dsc \`$dsc_hash'";
1389 progress "last upload to archive specified git hash";
1391 progress "last upload to archive has NO git hash";
1394 progress "no version available from the archive";
1397 $lastpush_hash = git_get_ref(lrref());
1398 printdebug "previous reference hash=$lastpush_hash\n";
1400 if (defined $dsc_hash) {
1401 fail "missing remote git history even though dsc has hash -".
1402 " could not find ref ".lrref().
1403 " (should have been fetched from ".access_giturl()."#".rrref().")"
1404 unless $lastpush_hash;
1406 ensure_we_have_orig();
1407 if ($dsc_hash eq $lastpush_hash) {
1408 } elsif (is_fast_fwd($dsc_hash,$lastpush_hash)) {
1409 print STDERR <<END or die $!;
1411 Git commit in archive is behind the last version allegedly pushed/uploaded.
1412 Commit referred to by archive: $dsc_hash
1413 Last allegedly pushed/uploaded: $lastpush_hash
1416 $hash = $lastpush_hash;
1418 fail "git head (".lrref()."=$lastpush_hash) is not a ".
1419 "descendant of archive's .dsc hash ($dsc_hash)";
1422 $hash = generate_commit_from_dsc();
1423 } elsif ($lastpush_hash) {
1424 # only in git, not in the archive yet
1425 $hash = $lastpush_hash;
1426 print STDERR <<END or die $!;
1428 Package not found in the archive, but has allegedly been pushed using dgit.
1432 printdebug "nothing found!\n";
1433 if (defined $skew_warning_vsn) {
1434 print STDERR <<END or die $!;
1436 Warning: relevant archive skew detected.
1437 Archive allegedly contains $skew_warning_vsn
1438 But we were not able to obtain any version from the archive or git.
1444 printdebug "current hash=$hash\n";
1445 if ($lastpush_hash) {
1446 fail "not fast forward on last upload branch!".
1447 " (archive's version left in DGIT_ARCHIVE)"
1448 unless is_fast_fwd($lastpush_hash, $hash);
1450 if (defined $skew_warning_vsn) {
1452 printdebug "SKEW CHECK WANT $skew_warning_vsn\n";
1453 my $clogf = ".git/dgit/changelog.tmp";
1454 runcmd shell_cmd "exec >$clogf",
1455 @git, qw(cat-file blob), "$hash:debian/changelog";
1456 my $gotclogp = parsechangelog("-l$clogf");
1457 my $got_vsn = getfield $gotclogp, 'Version';
1458 printdebug "SKEW CHECK GOT $got_vsn\n";
1459 if (version_compare($got_vsn, $skew_warning_vsn) < 0) {
1460 print STDERR <<END or die $!;
1462 Warning: archive skew detected. Using the available version:
1463 Archive allegedly contains $skew_warning_vsn
1464 We were able to obtain only $got_vsn
1469 if ($lastpush_hash ne $hash) {
1470 my @upd_cmd = (@git, qw(update-ref -m), 'dgit fetch', lrref(), $hash);
1474 dryrun_report @upd_cmd;
1480 sub set_local_git_config ($$) {
1482 runcmd @git, qw(config), $k, $v;
1485 sub setup_mergechangelogs () {
1486 my $driver = 'dpkg-mergechangelogs';
1487 my $cb = "merge.$driver";
1488 my $attrs = '.git/info/attributes';
1489 ensuredir '.git/info';
1491 open NATTRS, ">", "$attrs.new" or die "$attrs.new $!";
1492 if (!open ATTRS, "<", $attrs) {
1493 $!==ENOENT or die "$attrs: $!";
1497 next if m{^debian/changelog\s};
1498 print NATTRS $_, "\n" or die $!;
1500 ATTRS->error and die $!;
1503 print NATTRS "debian/changelog merge=$driver\n" or die $!;
1506 set_local_git_config "$cb.name", 'debian/changelog merge driver';
1507 set_local_git_config "$cb.driver", 'dpkg-mergechangelogs -m %O %A %B %A';
1509 rename "$attrs.new", "$attrs" or die "$attrs: $!";
1514 canonicalise_suite();
1515 badusage "dry run makes no sense with clone" unless act_local();
1516 my $hasgit = check_for_git();
1517 mkdir $dstdir or die "$dstdir $!";
1519 runcmd @git, qw(init -q);
1520 my $giturl = access_giturl(1);
1521 if (defined $giturl) {
1522 set_local_git_config "remote.$remotename.fetch", fetchspec();
1523 open H, "> .git/HEAD" or die $!;
1524 print H "ref: ".lref()."\n" or die $!;
1526 runcmd @git, qw(remote add), 'origin', $giturl;
1529 progress "fetching existing git history";
1531 runcmd_ordryrun_local @git, qw(fetch origin);
1533 progress "starting new git history";
1535 fetch_from_archive() or no_such_package;
1536 my $vcsgiturl = $dsc->{'Vcs-Git'};
1537 if (length $vcsgiturl) {
1538 $vcsgiturl =~ s/\s+-b\s+\S+//g;
1539 runcmd @git, qw(remote add vcs-git), $vcsgiturl;
1541 setup_mergechangelogs();
1542 runcmd @git, qw(reset --hard), lrref();
1543 printdone "ready for work in $dstdir";
1547 if (check_for_git()) {
1550 fetch_from_archive() or no_such_package();
1551 printdone "fetched into ".lrref();
1556 runcmd_ordryrun_local @git, qw(merge -m),"Merge from $csuite [dgit]",
1558 printdone "fetched to ".lrref()." and merged into HEAD";
1561 sub check_not_dirty () {
1562 return if $ignoredirty;
1563 my @cmd = (@git, qw(diff --quiet HEAD));
1565 $!=0; $?=0; system @cmd;
1566 return if !$! && !$?;
1567 if (!$! && $?==256) {
1568 fail "working tree is dirty (does not match HEAD)";
1574 sub commit_admin ($) {
1577 runcmd_ordryrun_local @git, qw(commit -m), $m;
1580 sub commit_quilty_patch () {
1581 my $output = cmdoutput @git, qw(status --porcelain);
1583 foreach my $l (split /\n/, $output) {
1584 next unless $l =~ m/\S/;
1585 if ($l =~ m{^(?:\?\?| M) (.pc|debian/patches)}) {
1589 delete $adds{'.pc'}; # if there wasn't one before, don't add it
1591 progress "nothing quilty to commit, ok.";
1594 runcmd_ordryrun_local @git, qw(add), sort keys %adds;
1595 commit_admin "Commit Debian 3.0 (quilt) metadata";
1598 sub get_source_format () {
1599 if (!open F, "debian/source/format") {
1600 die $! unless $!==&ENOENT;
1604 F->error and die $!;
1611 return 0 unless $format eq '3.0 (quilt)';
1612 if ($quilt_mode eq 'nocheck') {
1613 progress "Not doing any fixup of \`$format' due to --no-quilt-fixup";
1616 progress "Format \`$format', checking/updating patch stack";
1620 sub push_parse_changelog ($) {
1623 my $clogp = Dpkg::Control::Hash->new();
1624 $clogp->load($clogpfn) or die;
1626 $package = getfield $clogp, 'Source';
1627 my $cversion = getfield $clogp, 'Version';
1628 my $tag = debiantag($cversion, access_basedistro);
1629 runcmd @git, qw(check-ref-format), $tag;
1631 my $dscfn = dscfn($cversion);
1633 return ($clogp, $cversion, $tag, $dscfn);
1636 sub push_parse_dsc ($$$) {
1637 my ($dscfn,$dscfnwhat, $cversion) = @_;
1638 $dsc = parsecontrol($dscfn,$dscfnwhat);
1639 my $dversion = getfield $dsc, 'Version';
1640 my $dscpackage = getfield $dsc, 'Source';
1641 ($dscpackage eq $package && $dversion eq $cversion) or
1642 fail "$dscfn is for $dscpackage $dversion".
1643 " but debian/changelog is for $package $cversion";
1646 sub push_mktag ($$$$$$$) {
1647 my ($head,$clogp,$tag,
1649 $changesfile,$changesfilewhat,
1652 $dsc->{$ourdscfield[0]} = $head;
1653 $dsc->save("$dscfn.tmp") or die $!;
1655 my $changes = parsecontrol($changesfile,$changesfilewhat);
1656 foreach my $field (qw(Source Distribution Version)) {
1657 $changes->{$field} eq $clogp->{$field} or
1658 fail "changes field $field \`$changes->{$field}'".
1659 " does not match changelog \`$clogp->{$field}'";
1662 my $cversion = getfield $clogp, 'Version';
1663 my $clogsuite = getfield $clogp, 'Distribution';
1665 # We make the git tag by hand because (a) that makes it easier
1666 # to control the "tagger" (b) we can do remote signing
1667 my $authline = clogp_authline $clogp;
1668 my $delibs = join(" ", "",@deliberatelies);
1669 my $declaredistro = access_basedistro();
1670 open TO, '>', $tfn->('.tmp') or die $!;
1671 print TO <<END or die $!;
1677 $package release $cversion for $clogsuite ($csuite) [dgit]
1678 [dgit distro=$declaredistro$delibs]
1680 foreach my $ref (sort keys %previously) {
1681 print TO <<END or die $!;
1682 [dgit previously:$ref=$previously{$ref}]
1688 my $tagobjfn = $tfn->('.tmp');
1690 if (!defined $keyid) {
1691 $keyid = access_cfg('keyid','RETURN-UNDEF');
1693 unlink $tfn->('.tmp.asc') or $!==&ENOENT or die $!;
1694 my @sign_cmd = (@gpg, qw(--detach-sign --armor));
1695 push @sign_cmd, qw(-u),$keyid if defined $keyid;
1696 push @sign_cmd, $tfn->('.tmp');
1697 runcmd_ordryrun @sign_cmd;
1699 $tagobjfn = $tfn->('.signed.tmp');
1700 runcmd shell_cmd "exec >$tagobjfn", qw(cat --),
1701 $tfn->('.tmp'), $tfn->('.tmp.asc');
1708 sub sign_changes ($) {
1709 my ($changesfile) = @_;
1711 my @debsign_cmd = @debsign;
1712 push @debsign_cmd, "-k$keyid" if defined $keyid;
1713 push @debsign_cmd, "-p$gpg[0]" if $gpg[0] ne 'gpg';
1714 push @debsign_cmd, $changesfile;
1715 runcmd_ordryrun @debsign_cmd;
1720 my ($forceflag) = @_;
1721 printdebug "actually entering push\n";
1724 access_giturl(); # check that success is vaguely likely
1726 my $clogpfn = ".git/dgit/changelog.822.tmp";
1727 runcmd shell_cmd "exec >$clogpfn", qw(dpkg-parsechangelog);
1729 responder_send_file('parsed-changelog', $clogpfn);
1731 my ($clogp, $cversion, $tag, $dscfn) =
1732 push_parse_changelog("$clogpfn");
1734 my $dscpath = "$buildproductsdir/$dscfn";
1735 stat_exists $dscpath or
1736 fail "looked for .dsc $dscfn, but $!;".
1737 " maybe you forgot to build";
1739 responder_send_file('dsc', $dscpath);
1741 push_parse_dsc($dscpath, $dscfn, $cversion);
1743 my $format = getfield $dsc, 'Format';
1744 printdebug "format $format\n";
1745 if (madformat($format)) {
1746 commit_quilty_patch();
1750 progress "checking that $dscfn corresponds to HEAD";
1751 runcmd qw(dpkg-source -x --),
1752 $dscpath =~ m#^/# ? $dscpath : "../../../$dscpath";
1753 my ($tree,$dir) = mktree_in_ud_from_only_subdir();
1754 check_for_vendor_patches() if madformat($dsc->{format});
1755 changedir '../../../..';
1756 my $diffopt = $debuglevel>0 ? '--exit-code' : '--quiet';
1757 my @diffcmd = (@git, qw(diff), $diffopt, $tree);
1758 debugcmd "+",@diffcmd;
1760 my $r = system @diffcmd;
1763 fail "$dscfn specifies a different tree to your HEAD commit;".
1764 " perhaps you forgot to build".
1765 ($diffopt eq '--exit-code' ? "" :
1766 " (run with -D to see full diff output)");
1772 #do fast forward check and maybe fake merge
1773 # if (!is_fast_fwd(mainbranch
1774 # runcmd @git, qw(fetch -p ), "$alioth_git/$package.git",
1775 # map { lref($_).":".rref($_) }
1777 my $head = git_rev_parse('HEAD');
1778 if (!$changesfile) {
1779 my $multi = "$buildproductsdir/".
1780 "${package}_".(stripepoch $cversion)."_multi.changes";
1781 if (stat_exists "$multi") {
1782 $changesfile = $multi;
1784 my $pat = "${package}_".(stripepoch $cversion)."_*.changes";
1785 my @cs = glob "$buildproductsdir/$pat";
1786 fail "failed to find unique changes file".
1787 " (looked for $pat in $buildproductsdir, or $multi);".
1788 " perhaps you need to use dgit -C"
1790 ($changesfile) = @cs;
1793 $changesfile = "$buildproductsdir/$changesfile";
1796 responder_send_file('changes',$changesfile);
1797 responder_send_command("param head $head");
1798 responder_send_command("param csuite $csuite");
1800 if (deliberately_not_fast_forward) {
1801 git_for_each_ref(lrfetchrefs, sub {
1802 my ($objid,$objtype,$lrfetchrefname,$reftail) = @_;
1803 my $rrefname= substr($lrfetchrefname, length(lrfetchrefs) + 1);
1804 responder_send_command("previously $rrefname=$objid");
1805 $previously{$rrefname} = $objid;
1809 my $tfn = sub { ".git/dgit/tag$_[0]"; };
1812 if ($we_are_responder) {
1813 $tagobjfn = $tfn->('.signed.tmp');
1814 responder_receive_files('signed-tag', $tagobjfn);
1817 push_mktag($head,$clogp,$tag,
1819 $changesfile,$changesfile,
1823 my $tag_obj_hash = cmdoutput @git, qw(hash-object -w -t tag), $tagobjfn;
1824 runcmd_ordryrun @git, qw(verify-tag), $tag_obj_hash;
1825 runcmd_ordryrun_local @git, qw(update-ref), "refs/tags/$tag", $tag_obj_hash;
1827 if (!check_for_git()) {
1828 create_remote_git_repo();
1830 runcmd_ordryrun @git, qw(push),access_giturl(),
1831 $forceflag."HEAD:".rrref(), $forceflag."refs/tags/$tag";
1832 runcmd_ordryrun @git, qw(update-ref -m), 'dgit push', lrref(), 'HEAD';
1834 if ($we_are_responder) {
1835 my $dryrunsuffix = act_local() ? "" : ".tmp";
1836 responder_receive_files('signed-dsc-changes',
1837 "$dscpath$dryrunsuffix",
1838 "$changesfile$dryrunsuffix");
1841 rename "$dscpath.tmp",$dscpath or die "$dscfn $!";
1843 progress "[new .dsc left in $dscpath.tmp]";
1845 sign_changes $changesfile;
1848 my $host = access_cfg('upload-host','RETURN-UNDEF');
1849 my @hostarg = defined($host) ? ($host,) : ();
1850 runcmd_ordryrun @dput, @hostarg, $changesfile;
1851 printdone "pushed and uploaded $cversion";
1853 responder_send_command("complete");
1859 badusage "-p is not allowed with clone; specify as argument instead"
1860 if defined $package;
1863 } elsif (@ARGV==2 && $ARGV[1] =~ m#^\w#) {
1864 ($package,$isuite) = @ARGV;
1865 } elsif (@ARGV==2 && $ARGV[1] =~ m#^[./]#) {
1866 ($package,$dstdir) = @ARGV;
1867 } elsif (@ARGV==3) {
1868 ($package,$isuite,$dstdir) = @ARGV;
1870 badusage "incorrect arguments to dgit clone";
1872 $dstdir ||= "$package";
1874 if (stat_exists $dstdir) {
1875 fail "$dstdir already exists";
1879 if ($rmonerror && !$dryrun_level) {
1880 $cwd_remove= getcwd();
1882 return unless defined $cwd_remove;
1883 if (!chdir "$cwd_remove") {
1884 return if $!==&ENOENT;
1885 die "chdir $cwd_remove: $!";
1887 rmtree($dstdir) or die "remove $dstdir: $!\n";
1892 $cwd_remove = undef;
1895 sub branchsuite () {
1896 my $branch = cmdoutput_errok @git, qw(symbolic-ref HEAD);
1897 if ($branch =~ m#$lbranch_re#o) {
1904 sub fetchpullargs () {
1905 if (!defined $package) {
1906 my $sourcep = parsecontrol('debian/control','debian/control');
1907 $package = getfield $sourcep, 'Source';
1910 # $isuite = branchsuite(); # this doesn't work because dak hates canons
1912 my $clogp = parsechangelog();
1913 $isuite = getfield $clogp, 'Distribution';
1915 canonicalise_suite();
1916 progress "fetching from suite $csuite";
1917 } elsif (@ARGV==1) {
1919 canonicalise_suite();
1921 badusage "incorrect arguments to dgit fetch or dgit pull";
1939 badusage "-p is not allowed with dgit push" if defined $package;
1941 my $clogp = parsechangelog();
1942 $package = getfield $clogp, 'Source';
1945 } elsif (@ARGV==1) {
1946 ($specsuite) = (@ARGV);
1948 badusage "incorrect arguments to dgit push";
1950 $isuite = getfield $clogp, 'Distribution';
1952 local ($package) = $existing_package; # this is a hack
1953 canonicalise_suite();
1955 canonicalise_suite();
1957 if (defined $specsuite &&
1958 $specsuite ne $isuite &&
1959 $specsuite ne $csuite) {
1960 fail "dgit push: changelog specifies $isuite ($csuite)".
1961 " but command line specifies $specsuite";
1963 if (check_for_git()) {
1967 if (fetch_from_archive()) {
1968 if (is_fast_fwd(lrref(), 'HEAD')) {
1970 } elsif (deliberately_not_fast_forward) {
1973 fail "dgit push: HEAD is not a descendant".
1974 " of the archive's version.\n".
1975 "dgit: To overwrite its contents,".
1976 " use git merge -s ours ".lrref().".\n".
1977 "dgit: To rewind history, if permitted by the archive,".
1978 " use --deliberately-not-fast-forward";
1982 fail "package appears to be new in this suite;".
1983 " if this is intentional, use --new";
1988 #---------- remote commands' implementation ----------
1990 sub cmd_remote_push_build_host {
1991 my ($nrargs) = shift @ARGV;
1992 my (@rargs) = @ARGV[0..$nrargs-1];
1993 @ARGV = @ARGV[$nrargs..$#ARGV];
1995 my ($dir,$vsnwant) = @rargs;
1996 # vsnwant is a comma-separated list; we report which we have
1997 # chosen in our ready response (so other end can tell if they
2000 $we_are_responder = 1;
2001 $us .= " (build host)";
2003 open PI, "<&STDIN" or die $!;
2004 open STDIN, "/dev/null" or die $!;
2005 open PO, ">&STDOUT" or die $!;
2007 open STDOUT, ">&STDERR" or die $!;
2011 fail "build host has dgit rpush protocol version".
2012 " $rpushprotovsn but invocation host has $vsnwant"
2013 unless grep { $rpushprotovsn eq $_ } split /,/, $vsnwant;
2015 responder_send_command("dgit-remote-push-ready $rpushprotovsn");
2021 sub cmd_remote_push_responder { cmd_remote_push_build_host(); }
2022 # ... for compatibility with proto vsn.1 dgit (just so that user gets
2023 # a good error message)
2029 my $report = i_child_report();
2030 if (defined $report) {
2031 printdebug "($report)\n";
2032 } elsif ($i_child_pid) {
2033 printdebug "(killing build host child $i_child_pid)\n";
2034 kill 15, $i_child_pid;
2036 if (defined $i_tmp && !defined $initiator_tempdir) {
2038 eval { rmtree $i_tmp; };
2042 END { i_cleanup(); }
2045 my ($base,$selector,@args) = @_;
2046 $selector =~ s/\-/_/g;
2047 { no strict qw(refs); &{"${base}_${selector}"}(@args); }
2053 if ($host =~ m/^((?:[^][]|\[[^][]*\])*)\:/) {
2060 my @rargs = ($dir,$rpushprotovsn);
2063 push @rdgit, @ropts;
2064 push @rdgit, qw(remote-push-build-host), (scalar @rargs), @rargs;
2066 my @cmd = (@ssh, $host, shellquote @rdgit);
2069 if (defined $initiator_tempdir) {
2070 rmtree $initiator_tempdir;
2071 mkdir $initiator_tempdir, 0700 or die "$initiator_tempdir: $!";
2072 $i_tmp = $initiator_tempdir;
2076 $i_child_pid = open2(\*RO, \*RI, @cmd);
2078 initiator_expect { m/^dgit-remote-push-ready/ };
2080 my ($icmd,$iargs) = initiator_expect {
2081 m/^(\S+)(?: (.*))?$/;
2084 i_method "i_resp", $icmd, $iargs;
2088 sub i_resp_progress ($) {
2090 my $msg = protocol_read_bytes \*RO, $rhs;
2094 sub i_resp_complete {
2095 my $pid = $i_child_pid;
2096 $i_child_pid = undef; # prevents killing some other process with same pid
2097 printdebug "waiting for build host child $pid...\n";
2098 my $got = waitpid $pid, 0;
2099 die $! unless $got == $pid;
2100 die "build host child failed $?" if $?;
2103 printdebug "all done\n";
2107 sub i_resp_file ($) {
2109 my $localname = i_method "i_localname", $keyword;
2110 my $localpath = "$i_tmp/$localname";
2111 stat_exists $localpath and
2112 badproto \*RO, "file $keyword ($localpath) twice";
2113 protocol_receive_file \*RO, $localpath;
2114 i_method "i_file", $keyword;
2119 sub i_resp_param ($) {
2120 $_[0] =~ m/^(\S+) (.*)$/ or badproto \*RO, "bad param spec";
2124 sub i_resp_previously ($) {
2125 $_[0] =~ m#^(refs/tags/\S+)=(\w+)$#
2126 or badproto \*RO, "bad previously spec";
2127 my $r = system qw(git check-ref-format), $1;
2128 die "bad previously ref spec ($r)" if $r;
2129 $previously{$1} = $2;
2134 sub i_resp_want ($) {
2136 die "$keyword ?" if $i_wanted{$keyword}++;
2137 my @localpaths = i_method "i_want", $keyword;
2138 printdebug "[[ $keyword @localpaths\n";
2139 foreach my $localpath (@localpaths) {
2140 protocol_send_file \*RI, $localpath;
2142 print RI "files-end\n" or die $!;
2145 our ($i_clogp, $i_version, $i_tag, $i_dscfn, $i_changesfn);
2147 sub i_localname_parsed_changelog {
2148 return "remote-changelog.822";
2150 sub i_file_parsed_changelog {
2151 ($i_clogp, $i_version, $i_tag, $i_dscfn) =
2152 push_parse_changelog "$i_tmp/remote-changelog.822";
2153 die if $i_dscfn =~ m#/|^\W#;
2156 sub i_localname_dsc {
2157 defined $i_dscfn or badproto \*RO, "dsc (before parsed-changelog)";
2162 sub i_localname_changes {
2163 defined $i_dscfn or badproto \*RO, "dsc (before parsed-changelog)";
2164 $i_changesfn = $i_dscfn;
2165 $i_changesfn =~ s/\.dsc$/_dgit.changes/ or die;
2166 return $i_changesfn;
2168 sub i_file_changes { }
2170 sub i_want_signed_tag {
2171 printdebug Dumper(\%i_param, $i_dscfn);
2172 defined $i_param{'head'} && defined $i_dscfn && defined $i_clogp
2173 && defined $i_param{'csuite'}
2174 or badproto \*RO, "premature desire for signed-tag";
2175 my $head = $i_param{'head'};
2176 die if $head =~ m/[^0-9a-f]/ || $head !~ m/^../;
2178 die unless $i_param{'csuite'} =~ m/^$suite_re$/;
2180 push_parse_dsc $i_dscfn, 'remote dsc', $i_version;
2183 push_mktag $head, $i_clogp, $i_tag,
2185 $i_changesfn, 'remote changes',
2186 sub { "tag$_[0]"; };
2191 sub i_want_signed_dsc_changes {
2192 rename "$i_dscfn.tmp","$i_dscfn" or die "$i_dscfn $!";
2193 sign_changes $i_changesfn;
2194 return ($i_dscfn, $i_changesfn);
2197 #---------- building etc. ----------
2203 #----- `3.0 (quilt)' handling -----
2205 our $fakeeditorenv = 'DGIT_FAKE_EDITOR_QUILT';
2207 sub quiltify_dpkg_commit ($$$;$) {
2208 my ($patchname,$author,$msg, $xinfo) = @_;
2212 my $descfn = ".git/dgit/quilt-description.tmp";
2213 open O, '>', $descfn or die "$descfn: $!";
2216 $msg =~ s/^\s+$/ ./mg;
2217 print O <<END or die $!;
2227 local $ENV{'EDITOR'} = cmdoutput qw(realpath --), $0;
2228 local $ENV{'VISUAL'} = $ENV{'EDITOR'};
2229 local $ENV{$fakeeditorenv} = cmdoutput qw(realpath --), $descfn;
2230 runcmd_ordryrun_local @dpkgsource, qw(--commit .), $patchname;
2234 sub quiltify_trees_differ ($$) {
2236 # returns 1 iff the two tree objects differ other than in debian/
2238 my @cmd = (@git, qw(diff-tree --name-only -z), $x, $y);
2239 my $diffs= cmdoutput @cmd;
2240 foreach my $f (split /\0/, $diffs) {
2241 next if $f eq 'debian';
2247 sub quiltify_tree_sentinelfiles ($) {
2248 # lists the `sentinel' files present in the tree
2250 my $r = cmdoutput @git, qw(ls-tree --name-only), $x,
2251 qw(-- debian/rules debian/control);
2257 my ($clogp,$target) = @_;
2259 # Quilt patchification algorithm
2261 # We search backwards through the history of the main tree's HEAD
2262 # (T) looking for a start commit S whose tree object is identical
2263 # to to the patch tip tree (ie the tree corresponding to the
2264 # current dpkg-committed patch series). For these purposes
2265 # `identical' disregards anything in debian/ - this wrinkle is
2266 # necessary because dpkg-source treates debian/ specially.
2268 # We can only traverse edges where at most one of the ancestors'
2269 # trees differs (in changes outside in debian/). And we cannot
2270 # handle edges which change .pc/ or debian/patches. To avoid
2271 # going down a rathole we avoid traversing edges which introduce
2272 # debian/rules or debian/control. And we set a limit on the
2273 # number of edges we are willing to look at.
2275 # If we succeed, we walk forwards again. For each traversed edge
2276 # PC (with P parent, C child) (starting with P=S and ending with
2277 # C=T) to we do this:
2279 # - dpkg-source --commit with a patch name and message derived from C
2280 # After traversing PT, we git commit the changes which
2281 # should be contained within debian/patches.
2283 changedir '../fake';
2284 mktree_in_ud_here();
2286 runcmd @git, 'add', '.';
2287 my $oldtiptree=git_write_tree();
2288 changedir '../work';
2290 # The search for the path S..T is breadth-first. We maintain a
2291 # todo list containing search nodes. A search node identifies a
2292 # commit, and looks something like this:
2294 # Commit => $git_commit_id,
2295 # Child => $c, # or undef if P=T
2296 # Whynot => $reason_edge_PC_unsuitable, # in @nots only
2297 # Nontrivial => true iff $p..$c has relevant changes
2304 my %considered; # saves being exponential on some weird graphs
2306 my $t_sentinels = quiltify_tree_sentinelfiles $target;
2309 my ($search,$whynot) = @_;
2310 printdebug " search NOT $search->{Commit} $whynot\n";
2311 $search->{Whynot} = $whynot;
2312 push @nots, $search;
2313 no warnings qw(exiting);
2322 my $c = shift @todo;
2323 next if $considered{$c->{Commit}}++;
2325 $not->($c, "maximum search space exceeded") if --$max_work <= 0;
2327 printdebug "quiltify investigate $c->{Commit}\n";
2330 if (!quiltify_trees_differ $c->{Commit}, $oldtiptree) {
2331 printdebug " search finished hooray!\n";
2336 if ($quilt_mode eq 'nofix') {
2337 fail "quilt fixup required but quilt mode is \`nofix'\n".
2338 "HEAD commit $c->{Commit} differs from tree implied by ".
2339 " debian/patches (tree object $oldtiptree)";
2341 if ($quilt_mode eq 'smash') {
2342 printdebug " search quitting smash\n";
2346 my $c_sentinels = quiltify_tree_sentinelfiles $c->{Commit};
2347 $not->($c, "has $c_sentinels not $t_sentinels")
2348 if $c_sentinels ne $t_sentinels;
2350 my $commitdata = cmdoutput @git, qw(cat-file commit), $c->{Commit};
2351 $commitdata =~ m/\n\n/;
2353 my @parents = ($commitdata =~ m/^parent (\w+)$/gm);
2354 @parents = map { { Commit => $_, Child => $c } } @parents;
2356 $not->($c, "root commit") if !@parents;
2358 foreach my $p (@parents) {
2359 $p->{Nontrivial}= quiltify_trees_differ $p->{Commit},$c->{Commit};
2361 my $ndiffers = grep { $_->{Nontrivial} } @parents;
2362 $not->($c, "merge ($ndiffers nontrivial parents)") if $ndiffers > 1;
2364 foreach my $p (@parents) {
2365 printdebug "considering C=$c->{Commit} P=$p->{Commit}\n";
2367 my @cmd= (@git, qw(diff-tree -r --name-only),
2368 $p->{Commit},$c->{Commit}, qw(-- debian/patches .pc));
2369 my $patchstackchange = cmdoutput @cmd;
2370 if (length $patchstackchange) {
2371 $patchstackchange =~ s/\n/,/g;
2372 $not->($p, "changed $patchstackchange");
2375 printdebug " search queue P=$p->{Commit} ",
2376 ($p->{Nontrivial} ? "NT" : "triv"),"\n";
2382 printdebug "quiltify want to smash\n";
2385 my $x = $_[0]{Commit};
2386 $x =~ s/(.*?[0-9a-z]{8})[0-9a-z]*$/$1/;
2389 my $reportnot = sub {
2391 my $s = $abbrev->($notp);
2392 my $c = $notp->{Child};
2393 $s .= "..".$abbrev->($c) if $c;
2394 $s .= ": ".$notp->{Whynot};
2397 if ($quilt_mode eq 'linear') {
2398 print STDERR "$us: quilt fixup cannot be linear. Stopped at:\n";
2399 foreach my $notp (@nots) {
2400 print STDERR "$us: ", $reportnot->($notp), "\n";
2402 fail "quilt fixup naive history linearisation failed.\n".
2403 "Use dpkg-source --commit by hand; or, --quilt=smash for one ugly patch";
2404 } elsif ($quilt_mode eq 'smash') {
2405 } elsif ($quilt_mode eq 'auto') {
2406 progress "quilt fixup cannot be linear, smashing...";
2408 die "$quilt_mode ?";
2413 my $msg = cmdoutput @git, qw(log), "-n$ncommits";
2415 quiltify_dpkg_commit "auto-$version-$target-$time",
2416 (getfield $clogp, 'Maintainer'),
2417 "Automatically generated patch ($clogp->{Version})\n".
2418 "Last (up to) $ncommits git changes, FYI:\n\n". $msg;
2422 progress "quiltify linearisation planning successful, executing...";
2424 for (my $p = $sref_S;
2425 my $c = $p->{Child};
2427 printdebug "quiltify traverse $p->{Commit}..$c->{Commit}\n";
2428 next unless $p->{Nontrivial};
2430 my $cc = $c->{Commit};
2432 my $commitdata = cmdoutput @git, qw(cat-file commit), $cc;
2433 $commitdata =~ m/\n\n/ or die "$c ?";
2436 $commitdata =~ m/^author (.*) \d+ [-+0-9]+$/m or die "$cc ?";
2439 $msg =~ s/^(.*)\n*/$1\n/ or die "$cc $msg ?";
2442 my $patchname = $title;
2443 $patchname =~ s/[.:]$//;
2444 $patchname =~ y/ A-Z/-a-z/;
2445 $patchname =~ y/-a-z0-9_.+=~//cd;
2446 $patchname =~ s/^\W/x-$&/;
2447 $patchname = substr($patchname,0,40);
2450 stat "debian/patches/$patchname$index";
2452 $!==ENOENT or die "$patchname$index $!";
2454 runcmd @git, qw(checkout -q), $cc;
2456 # We use the tip's changelog so that dpkg-source doesn't
2457 # produce complaining messages from dpkg-parsechangelog. None
2458 # of the information dpkg-source gets from the changelog is
2459 # actually relevant - it gets put into the original message
2460 # which dpkg-source provides our stunt editor, and then
2462 runcmd @git, qw(checkout -q), $target, qw(debian/changelog);
2464 quiltify_dpkg_commit "$patchname$index", $author, $msg,
2465 "X-Dgit-Generated: $clogp->{Version} $cc\n";
2467 runcmd @git, qw(checkout -q), $cc, qw(debian/changelog);
2470 runcmd @git, qw(checkout -q master);
2473 sub build_maybe_quilt_fixup () {
2474 my $format=get_source_format;
2475 return unless madformat $format;
2478 check_for_vendor_patches();
2481 # - honour any existing .pc in case it has any strangeness
2482 # - determine the git commit corresponding to the tip of
2483 # the patch stack (if there is one)
2484 # - if there is such a git commit, convert each subsequent
2485 # git commit into a quilt patch with dpkg-source --commit
2486 # - otherwise convert all the differences in the tree into
2487 # a single git commit
2491 # Our git tree doesn't necessarily contain .pc. (Some versions of
2492 # dgit would include the .pc in the git tree.) If there isn't
2493 # one, we need to generate one by unpacking the patches that we
2496 # We first look for a .pc in the git tree. If there is one, we
2497 # will use it. (This is not the normal case.)
2499 # Otherwise need to regenerate .pc so that dpkg-source --commit
2500 # can work. We do this as follows:
2501 # 1. Collect all relevant .orig from parent directory
2502 # 2. Generate a debian.tar.gz out of
2503 # debian/{patches,rules,source/format}
2504 # 3. Generate a fake .dsc containing just these fields:
2505 # Format Source Version Files
2506 # 4. Extract the fake .dsc
2507 # Now the fake .dsc has a .pc directory.
2508 # (In fact we do this in every case, because in future we will
2509 # want to search for a good base commit for generating patches.)
2511 # Then we can actually do the dpkg-source --commit
2512 # 1. Make a new working tree with the same object
2513 # store as our main tree and check out the main
2515 # 2. Copy .pc from the fake's extraction, if necessary
2516 # 3. Run dpkg-source --commit
2517 # 4. If the result has changes to debian/, then
2518 # - git-add them them
2519 # - git-add .pc if we had a .pc in-tree
2521 # 5. If we had a .pc in-tree, delete it, and git-commit
2522 # 6. Back in the main tree, fast forward to the new HEAD
2524 my $clogp = parsechangelog();
2525 my $headref = git_rev_parse('HEAD');
2530 my $upstreamversion=$version;
2531 $upstreamversion =~ s/-[^-]*$//;
2533 my $fakeversion="$upstreamversion-~~DGITFAKE";
2535 my $fakedsc=new IO::File 'fake.dsc', '>' or die $!;
2536 print $fakedsc <<END or die $!;
2539 Version: $fakeversion
2543 my $dscaddfile=sub {
2546 my $md = new Digest::MD5;
2548 my $fh = new IO::File $b, '<' or die "$b $!";
2553 print $fakedsc " ".$md->hexdigest." $size $b\n" or die $!;
2556 foreach my $f (<../../../../*>) { #/){
2557 my $b=$f; $b =~ s{.*/}{};
2558 next unless is_orig_file $b, srcfn $upstreamversion,'';
2559 link $f, $b or die "$b $!";
2563 my @files=qw(debian/source/format debian/rules);
2564 if (stat_exists '../../../debian/patches') {
2565 push @files, 'debian/patches';
2568 my $debtar= srcfn $fakeversion,'.debian.tar.gz';
2569 runcmd qw(env GZIP=-1 tar -zcf), "./$debtar", qw(-C ../../..), @files;
2571 $dscaddfile->($debtar);
2572 close $fakedsc or die $!;
2574 runcmd qw(sh -ec), 'exec dpkg-source --no-check -x fake.dsc >/dev/null';
2576 my $fakexdir= $package.'-'.(stripepoch $upstreamversion);
2577 rename $fakexdir, "fake" or die "$fakexdir $!";
2579 mkdir "work" or die $!;
2581 mktree_in_ud_here();
2582 runcmd @git, qw(reset --hard), $headref;
2585 if (stat_exists ".pc") {
2587 progress "Tree already contains .pc - will use it then delete it.";
2590 rename '../fake/.pc','.pc' or die $!;
2593 quiltify($clogp,$headref);
2595 if (!open P, '>>', ".pc/applied-patches") {
2596 $!==&ENOENT or die $!;
2601 commit_quilty_patch();
2603 if ($mustdeletepc) {
2604 runcmd @git, qw(rm -rqf .pc);
2605 commit_admin "Commit removal of .pc (quilt series tracking data)";
2608 changedir '../../../..';
2609 runcmd @git, qw(pull --ff-only -q .git/dgit/unpack/work master);
2612 sub quilt_fixup_editor () {
2613 my $descfn = $ENV{$fakeeditorenv};
2614 my $editing = $ARGV[$#ARGV];
2615 open I1, '<', $descfn or die "$descfn: $!";
2616 open I2, '<', $editing or die "$editing: $!";
2617 unlink $editing or die "$editing: $!";
2618 open O, '>', $editing or die "$editing: $!";
2619 while (<I1>) { print O or die $!; } I1->error and die $!;
2622 $copying ||= m/^\-\-\- /;
2623 next unless $copying;
2626 I2->error and die $!;
2631 #----- other building -----
2634 if ($cleanmode eq 'dpkg-source') {
2635 runcmd_ordryrun_local @dpkgbuildpackage, qw(-T clean);
2636 } elsif ($cleanmode eq 'git') {
2637 runcmd_ordryrun_local @git, qw(clean -xdf);
2638 } elsif ($cleanmode eq 'none') {
2645 badusage "clean takes no additional arguments" if @ARGV;
2650 badusage "-p is not allowed when building" if defined $package;
2653 my $clogp = parsechangelog();
2654 $isuite = getfield $clogp, 'Distribution';
2655 $package = getfield $clogp, 'Source';
2656 $version = getfield $clogp, 'Version';
2657 build_maybe_quilt_fixup();
2660 sub changesopts () {
2661 my @opts =@changesopts[1..$#changesopts];
2662 if (!defined $changes_since_version) {
2663 my @vsns = archive_query('archive_query');
2664 my @quirk = access_quirk();
2665 if ($quirk[0] eq 'backports') {
2666 local $isuite = $quirk[2];
2668 canonicalise_suite();
2669 push @vsns, archive_query('archive_query');
2672 @vsns = map { $_->[0] } @vsns;
2673 @vsns = sort { -version_compare($a, $b) } @vsns;
2674 $changes_since_version = $vsns[0];
2675 progress "changelog will contain changes since $vsns[0]";
2677 $changes_since_version = '_';
2678 progress "package seems new, not specifying -v<version>";
2681 if ($changes_since_version ne '_') {
2682 unshift @opts, "-v$changes_since_version";
2687 sub massage_dbp_args ($) {
2689 return unless $cleanmode =~ m/git|none/;
2690 debugcmd '#massaging#', @$cmd if $debuglevel>1;
2691 my @newcmd = shift @$cmd;
2692 # -nc has the side effect of specifying -b if nothing else specified
2693 push @newcmd, '-nc';
2694 # and some combinations of -S, -b, et al, are errors, rather than
2695 # later simply overriding earlier
2696 push @newcmd, '-F' unless grep { m/^-[bBASF]$/ } @$cmd;
2697 push @newcmd, @$cmd;
2703 my @dbp = (@dpkgbuildpackage, qw(-us -uc), changesopts(), @ARGV);
2704 massage_dbp_args \@dbp;
2705 runcmd_ordryrun_local @dbp;
2706 printdone "build successful\n";
2711 my @dbp = @dpkgbuildpackage;
2712 massage_dbp_args \@dbp;
2714 (qw(git-buildpackage -us -uc --git-no-sign-tags),
2715 "--git-builder=@dbp");
2716 unless (grep { m/^--git-debian-branch|^--git-ignore-branch/ } @ARGV) {
2717 canonicalise_suite();
2718 push @cmd, "--git-debian-branch=".lbranch();
2720 push @cmd, changesopts();
2721 runcmd_ordryrun_local @cmd, @ARGV;
2722 printdone "build successful\n";
2727 $sourcechanges = "${package}_".(stripepoch $version)."_source.changes";
2728 $dscfn = dscfn($version);
2729 if ($cleanmode eq 'dpkg-source') {
2730 runcmd_ordryrun_local (@dpkgbuildpackage, qw(-us -uc -S)),
2733 my $pwd = must_getcwd();
2734 my $leafdir = basename $pwd;
2736 runcmd_ordryrun_local @dpkgsource, qw(-b --), $leafdir;
2738 runcmd_ordryrun_local qw(sh -ec),
2739 'exec >$1; shift; exec "$@"','x',
2740 "../$sourcechanges",
2741 @dpkggenchanges, qw(-S), changesopts();
2745 sub cmd_build_source {
2746 badusage "build-source takes no additional arguments" if @ARGV;
2748 printdone "source built, results in $dscfn and $sourcechanges";
2754 my $pat = "${package}_".(stripepoch $version)."_*.changes";
2756 stat_exists $dscfn or fail "$dscfn (in parent directory): $!";
2757 stat_exists $sourcechanges
2758 or fail "$sourcechanges (in parent directory): $!";
2759 foreach my $cf (glob $pat) {
2760 next if $cf eq $sourcechanges;
2761 unlink $cf or fail "remove $cf: $!";
2764 runcmd_ordryrun_local @sbuild, @ARGV, qw(-d), $isuite, $dscfn;
2765 my @changesfiles = glob $pat;
2766 @changesfiles = sort {
2767 ($b =~ m/_source\.changes$/ <=> $a =~ m/_source\.changes$/)
2770 fail "wrong number of different changes files (@changesfiles)"
2771 unless @changesfiles;
2772 runcmd_ordryrun_local @mergechanges, @changesfiles;
2773 my $multichanges = "${package}_".(stripepoch $version)."_multi.changes";
2775 stat_exists $multichanges or fail "$multichanges: $!";
2777 printdone "build successful, results in $multichanges\n" or die $!;
2780 sub cmd_quilt_fixup {
2781 badusage "incorrect arguments to dgit quilt-fixup" if @ARGV;
2782 my $clogp = parsechangelog();
2783 $version = getfield $clogp, 'Version';
2784 $package = getfield $clogp, 'Source';
2785 build_maybe_quilt_fixup();
2788 sub cmd_archive_api_query {
2789 badusage "need only 1 subpath argument" unless @ARGV==1;
2790 my ($subpath) = @ARGV;
2791 my @cmd = archive_api_query_cmd($subpath);
2793 exec @cmd or fail "exec curl: $!\n";
2796 sub cmd_clone_dgit_repos_server {
2797 badusage "need destination argument" unless @ARGV==1;
2798 my ($destdir) = @ARGV;
2799 $package = '_dgit-repos-server';
2800 my @cmd = (@git, qw(clone), access_giturl(), $destdir);
2802 exec @cmd or fail "exec git clone: $!\n";
2805 sub cmd_setup_mergechangelogs {
2806 badusage "no arguments allowed to dgit setup-mergechangelogs" if @ARGV;
2807 setup_mergechangelogs();
2810 #---------- argument parsing and main program ----------
2813 print "dgit version $our_version\n" or die $!;
2820 if (defined $ENV{'DGIT_SSH'}) {
2821 @ssh = string_to_ssh $ENV{'DGIT_SSH'};
2822 } elsif (defined $ENV{'GIT_SSH'}) {
2823 @ssh = ($ENV{'GIT_SSH'});
2827 last unless $ARGV[0] =~ m/^-/;
2831 if (m/^--dry-run$/) {
2834 } elsif (m/^--damp-run$/) {
2837 } elsif (m/^--no-sign$/) {
2840 } elsif (m/^--help$/) {
2842 } elsif (m/^--version$/) {
2844 } elsif (m/^--new$/) {
2847 } elsif (m/^--since-version=([^_]+|_)$/) {
2849 $changes_since_version = $1;
2850 } elsif (m/^--([-0-9a-z]+)=(.*)/s &&
2851 ($om = $opts_opt_map{$1}) &&
2855 } elsif (m/^--([-0-9a-z]+):(.*)/s &&
2856 !$opts_opt_cmdonly{$1} &&
2857 ($om = $opts_opt_map{$1})) {
2860 } elsif (m/^--existing-package=(.*)/s) {
2862 $existing_package = $1;
2863 } elsif (m/^--initiator-tempdir=(.*)/s) {
2864 $initiator_tempdir = $1;
2865 $initiator_tempdir =~ m#^/# or
2866 badusage "--initiator-tempdir must be used specify an".
2867 " absolute, not relative, directory."
2868 } elsif (m/^--distro=(.*)/s) {
2871 } elsif (m/^--build-products-dir=(.*)/s) {
2873 $buildproductsdir = $1;
2874 } elsif (m/^--clean=(dpkg-source|git|none)$/s) {
2877 } elsif (m/^--clean=(.*)$/s) {
2878 badusage "unknown cleaning mode \`$1'";
2879 } elsif (m/^--quilt=($quilt_modes_re)$/s) {
2882 } elsif (m/^--quilt=(.*)$/s) {
2883 badusage "unknown quilt fixup mode \`$1'";
2884 } elsif (m/^--ignore-dirty$/s) {
2887 } elsif (m/^--no-quilt-fixup$/s) {
2889 $quilt_mode = 'nocheck';
2890 } elsif (m/^--no-rm-on-error$/s) {
2893 } elsif (m/^--deliberately-($deliberately_re)$/s) {
2895 push @deliberatelies, $&;
2897 badusage "unknown long option \`$_'";
2904 } elsif (s/^-L/-/) {
2907 } elsif (s/^-h/-/) {
2909 } elsif (s/^-D/-/) {
2913 } elsif (s/^-N/-/) {
2916 } elsif (s/^-v([^_]+|_)$//s) {
2918 $changes_since_version = $1;
2921 push @changesopts, $_;
2923 } elsif (s/^-c(.*=.*)//s) {
2925 push @git, '-c', $1;
2926 } elsif (s/^-d(.+)//s) {
2929 } elsif (s/^-C(.+)//s) {
2932 if ($changesfile =~ s#^(.*)/##) {
2933 $buildproductsdir = $1;
2935 } elsif (s/^-k(.+)//s) {
2937 } elsif (m/^-[vdCk]$/) {
2939 "option \`$_' requires an argument (and no space before the argument)";
2940 } elsif (s/^-wn$//s) {
2942 $cleanmode = 'none';
2943 } elsif (s/^-wg$//s) {
2946 } elsif (s/^-wd$//s) {
2948 $cleanmode = 'dpkg-source';
2950 badusage "unknown short option \`$_'";
2957 if ($ENV{$fakeeditorenv}) {
2958 quilt_fixup_editor();
2962 print STDERR "DRY RUN ONLY\n" if $dryrun_level > 1;
2963 print STDERR "DAMP RUN - WILL MAKE LOCAL (UNSIGNED) CHANGES\n"
2964 if $dryrun_level == 1;
2966 print STDERR $helpmsg or die $!;
2969 my $cmd = shift @ARGV;
2972 if (!defined $quilt_mode) {
2973 $quilt_mode = cfg('dgit.force.quilt-mode', 'RETURN-UNDEF')
2974 // access_cfg('quilt-mode', 'RETURN-UNDEF')
2976 $quilt_mode =~ m/^($quilt_modes_re)$/
2977 or badcfg "unknown quilt-mode \`$quilt_mode'";
2981 my $fn = ${*::}{"cmd_$cmd"};
2982 $fn or badusage "unknown operation $cmd";