#!/usr/bin/perl -w
# dgit repos policy hook script for Debian
+#
+# Copyright (C) 2015-2016 Ian Jackson
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
use strict;
-$SIG{__WARN__} = sub { die $_[0]; };
+
+use Debian::Dgit::Infra; # must precede Debian::Dgit; - can change @INC!
+use Debian::Dgit qw(:DEFAULT :policyflags);
+setup_sigwarn();
use POSIX;
use JSON;
use IPC::Open2;
use Data::Dumper;
-use Debian::Dgit qw(:DEFAULT :policyflags);
use Debian::Dgit::Policy::Debian;
initdebug('%');
sub vsn_in_our_history ($) {
my ($vsn) = @_;
- my $tagref = "refs/tags/".debiantag $vsn, $distro;
- printdebug " checking history vsn=$vsn tagref=$tagref\n";
- $?=0; my $r = system qw(git show-ref --verify --quiet), $tagref;
- return 1 if !$r;
- return 0 if $r==256;
- die "$pkg tagref $tagref $? $!";
+ # Eventually, when we withdraw support for old-format (DEP-14
+ # namespace) tags, we will need to change this to only look
+ # for debiantag_new. See the commit
+ # "Tag change: Update dgit-repos-policy-debian"
+ # (reverting which is a good start for that change).
+
+ my @tagrefs = map { "refs/tags/".$_ } debiantags $vsn, $distro;
+ printdebug " checking history vsn=$vsn tagrefs=@tagrefs\n";
+ open F, "-|", qw(git for-each-ref), @tagrefs;
+ $_ = <F>;
+ close F;
+ return 1 if defined && m/\S/;
+ die "$pkg tagrefs @tagrefs $? $!" if $?;
+ return 0;
}
sub specific_suite_has_suitable_vsn ($$) {
if (good_suite_has_suitable_vsn(\&vsn_in_our_history)) {
chmod $publicmode, "." or die $!;
$pkg_secret = 0;
+ eval {
+ my $mirror_hook = "$distrodir/mirror-hook";
+ if (stat_exists $mirror_hook) {
+ my @mirror_cmd =
+ ($mirror_hook, $distrodir, "updated-hook", $pkg);
+ debugcmd " (mirror)",@mirror_cmd;
+ system @mirror_cmd and failedcmd @mirror_cmd;
+ }
+ };
+ if (length $@) {
+ chomp $@;
+ print STDERR "policy hook: warning:".
+ " failed to mirror publication of \`$pkg':".
+ " $@\n";
+ }
return 0;
}
if (deliberately('include-questionable-history')) {
return 0;
}
- die "\nPackage is in NEW and has not been accepted or rejected yet;".
- " use a --deliberately option to specify whether you are".
- " keeping or discarding the previously pushed history. ".
- " Please RTFM dgit(1).\n\n";
+ die <<END;
+
+Package is in NEW and has not been accepted or rejected yet.
+Unfortunately, we cannot determine automatically what should happen.
+You will have to pass either --deliberately-not-fast-forward or
+--deliberately-include-questionable-history to specify whether you are
+keeping or discarding the previously pushed history.
+
+The choice is important, to ensure that your git history is both
+suitable for public distribution and as useful as possible. Please
+see the descriptions of these options in dgit(1).
+
+END
}
sub action_push_confirm () {
my $checkpid = open CHKOUT, "-|" // die $!;
if (!$checkpid) {
open STDIN, "<&", $chkinput or die $!;
+ delete $ENV{GIT_ALTERNATE_OBJECT_DIRECTORIES};
+ # ^ recent versions of git set this in the environment of
+ # receive hooks. This can cause us to see things which
+ # the user is trying to abolish.
exec @objscatcmd or die $!;
}
my $mustreject=0;
while (my $taintid = shift @taintids) {
- # git cat-file prints a spurious newline after it gets EOF
- # This is not documented. I guess it might go away. So we
- # just read what we expect and then let it get SIGPIPE.
$!=0; $_ = <CHKOUT>;
- die "$? $!" unless defined $_;
+ die "($taintid @objscatcmd) $!" unless defined $_;
printdebug "|< ", $_ if $debuglevel>=2;
next if m/^\w+ missing$/;
- die "$_ ?" unless m/^(\w+) (\w+) (\d+)\s/;
+ die "($taintid @objscatcmd) $_ ?" unless m/^(\w+) (\w+) (\d+)\s/;
my ($objid,$objtype,$nbytes) = ($1,$2,$3);
my $drop;
- (read CHKOUT, $drop, $nbytes) == $nbytes or die;
+ (read CHKOUT, $drop, $nbytes) == $nbytes
+ or die "($taintid @objscatcmd) $!";
+
+ $!=0; $_ = <CHKOUT>;
+ die "($taintid @objscatcmd) $!" unless defined $_;
+ die "($taintid @objscatcmd) $_ ?" if m/\S/;
$taintinfoq ||= $poldbh->prepare(<<END);
SELECT package, time, comment FROM taints WHERE taint_id = ?
$taintinfoq->execute($taintid);
my $ti = $taintinfoq->fetchrow_hashref();
- die unless $ti;
+ die "($taintid)" unless $ti;
my $timeshow = defined $ti->{time}
? " at time ".strftime("%Y-%m-%d %H:%M:%S Z", gmtime $ti->{time})
$mustreject = 1;
} else {
$stderr .= <<END;
-Forcing due to --deliberately-$ovwhy
+Forcing due to $ovwhy
END
$untaintq ||= $poldbh->prepare(<<END);
DELETE FROM taints WHERE taint_id = ?
die unless defined $rcode;
$poldbh->commit;
+ printdebug "poldbh commit\n";
};
last unless length $@;
die $@ unless ref $@ eq $db_busy_exception;