X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=infra%2Fdgit-repos-policy-debian;h=7ad2c7d57b48145d095e68d8d80fa2e314f42bff;hb=496eedd22761330b59f4f7b81d2b860e154c9b37;hp=a0ac51916027d74e481cad34a47c80a04d2776ae;hpb=4a1b8fa04cf960003af5b2bc3c54687a0e9d6945;p=dgit.git

diff --git a/infra/dgit-repos-policy-debian b/infra/dgit-repos-policy-debian
index a0ac5191..7ad2c7d5 100755
--- a/infra/dgit-repos-policy-debian
+++ b/infra/dgit-repos-policy-debian
@@ -2,7 +2,9 @@
 # dgit repos policy hook script for Debian
 
 use strict;
-$SIG{__WARN__} = sub { die $_[0]; };
+
+use Debian::Dgit qw(:DEFAULT :policyflags);
+setup_sigwarn();
 
 use POSIX;
 use JSON;
@@ -11,7 +13,6 @@ use DBI;
 use IPC::Open2;
 use Data::Dumper;
 
-use Debian::Dgit qw(:DEFAULT :policyflags);
 use Debian::Dgit::Policy::Debian;
 
 initdebug('%');
@@ -67,6 +68,11 @@ our %deliberately;
 # [1] looking for the relevant git tag for the version number and not
 #    caring what that tag refers to.
 #
+#    When we are doing a push to a fresh repo, any version will do: in
+#    this case, this is the first dgit upload of an existing package,
+#    and we trust that the uploader hasn't included in their git
+#    history any previous non-dgit uploads.
+#
 # A wrinkle: if we approved a push recently, we treat NEW as having
 # a version which is in our history.  This is because the package may
 # still be being uploaded.  (We record this using the timestamp of the
@@ -100,33 +106,41 @@ sub apiquery ($) {
     return $r;
 }
 
-sub specific_suite_has_vsn_in_our_history ($) {
-    my ($suite) = @_;
+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 $? $!";
+}
+
+sub specific_suite_has_suitable_vsn ($$) {
+    my ($suite, $vsn_check) = @_; # tests $vsn_check->($version)
     my $in_suite = apiquery "dsc_in_suite/$suite/$pkg";
     foreach my $entry (@$in_suite) {
 	my $vsn = $entry->{version};
 	die "$pkg ?" unless defined $vsn;
-	my $tagref = "refs/tags/".debiantag $vsn, $distro;
-	printdebug " checking history suite=$suite vsn=$vsn tagref=$tagref\n";
-	$?=0; my $r = system qw(git show-ref --verify --quiet), $tagref;
-	return 1 if !$r;
-	next if $r==256;
-	die "$pkg tagref $tagref $? $!";
+	printdebug " checking history found suite=$suite vsn=$vsn\n";
+	return 1 if $vsn_check->($vsn);
     }
     return 0;
 }
 
 sub new_has_vsn_in_our_history () {
-    return specific_suite_has_vsn_in_our_history('new');
+    return specific_suite_has_suitable_vsn('new', \&vsn_in_our_history);
 }
 
-sub good_suite_has_vsn_in_our_history () {
+sub good_suite_has_suitable_vsn ($) {
+    my ($vsn_check) = @_; # as for specific_suite_has_specific_vsn
     my $suites = apiquery "suites";
     foreach my $suitei (@$suites) {
 	my $suite = $suitei->{name};
 	die unless defined $suite;
 	next if $suite =~ m/\bnew$/;
-	return 1 if specific_suite_has_vsn_in_our_history($suite);
+	return 1 if specific_suite_has_suitable_vsn($suite, $vsn_check);
     }
     return 0;
 }
@@ -221,7 +235,7 @@ sub check_package () {
     my $age = time -  $mtime;
     printdebug "check_package age=$age\n";
 
-    if (good_suite_has_vsn_in_our_history) {
+    if (good_suite_has_suitable_vsn(\&vsn_in_our_history)) {
 	chmod $publicmode, "." or die $!;
 	$pkg_secret = 0;
 	return 0;
@@ -346,7 +360,7 @@ END
 	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;
@@ -412,7 +426,7 @@ END
     }
 
     if (length $freshrepo) {
-	if (!good_suite_has_vsn_in_our_history()) {
+	if (!good_suite_has_suitable_vsn(sub { 1; })) {
 	    stat $freshrepo or die "$freshrepo $!";
 	    my $oldmode = ((stat _)[2]);
 	    my $oldwrites = $oldmode & 0222;