dgit-repos-policy-debian: Break out vsn_in_our_history (nfc)

[dgit.git] / infra / dgit-repos-policy-debian

diff --git a/infra/dgit-repos-policy-debian b/infra/dgit-repos-policy-debian
index e02c100ccc5d093c36d63245eeac7a25fe2f599e..f20572d66314c3f999ef39f5a680c8f577eabeb8 100755 (executable)
--- a/infra/dgit-repos-policy-debian
+++ b/infra/dgit-repos-policy-debian
@@ -86,7 +86,9 @@ our %deliberately;
 sub apiquery ($) {
     my ($subpath) = @_;
     local $/=undef;
-    my $cmd = "$dgitlive/dgit -d$distro \$DGIT_TEST_OPTS";
+    my $dgit = "$dgitlive/dgit";
+    $dgit = "dgit" if !stat_exists $dgit;
+    my $cmd = "$dgit -d$distro \$DGIT_TEST_OPTS";
     $cmd .= " -".("D" x $debuglevel) if $debuglevel;
     $cmd .= " archive-api-query $subpath";
     printdebug "apiquery $cmd\n";
@@ -98,33 +100,41 @@ sub apiquery ($) {
     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 $vsn;
-       printdebug " checking history suite=$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;
 }
@@ -206,8 +216,7 @@ sub add_taint_by_tag ($$) {
              " removed from NEW (ie, rejected) (or never arrived)");
 }
 
-sub action_check_package () {
-    getpackage();
+sub check_package () {
     return 0 unless $pkg_exists;
     return 0 unless $pkg_secret;
 
@@ -220,15 +229,16 @@ sub action_check_package () {
     my $age = time -  $mtime;
     printdebug "check_package age=$age\n";
 
-    return 0 if $age < $new_upload_propagation_slop;
-
-    return 0 if new_has_vsn_in_our_history();
-
-    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;
     }
 
+    return 0 if $age < $new_upload_propagation_slop;
+
+    return 0 if new_has_vsn_in_our_history();
+
     printdebug "check_package secret, deleted, tainting\n";
 
     git_for_each_ref('refs/tags', sub {
@@ -239,6 +249,11 @@ sub action_check_package () {
     return FRESHREPO;
 }
 
+sub action_check_package () {
+    getpackage();
+    return check_package();
+}
+
 sub getpushinfo () {
     die unless @ARGV >= 4;
     $version = shift @ARGV;
@@ -256,6 +271,8 @@ sub action_push () {
     getpackage();
     getpushinfo();
 
+    check_package(); # might make package public, or might add taints
+
     return 0 unless $pkg_exists;
     return 0 unless $pkg_secret;
 
@@ -272,10 +289,10 @@ sub action_push () {
     if (deliberately('include-questionable-history')) {
        return 0;
     }
-    die "Package is in NEW and has not been accepted or rejected yet;".
+    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";
+       " Please RTFM dgit(1).\n\n";
 }
 
 sub action_push_confirm () {
@@ -337,7 +354,7 @@ END
        printdebug "|< ", $_ if $debuglevel>=2;
 
        next if m/^\w+ missing$/;
-       die unless m/^(\w+) (\w+) (\d+)\s/;
+       die "$_ ?" unless m/^(\w+) (\w+) (\d+)\s/;
        my ($objid,$objtype,$nbytes) = ($1,$2,$3);
 
        my $drop;
@@ -403,7 +420,7 @@ END
     }
 
     if (length $freshrepo) {
-       if (!good_suite_has_vsn_in_our_history()) {
+       if (!good_suite_has_suitable_vsn(\&vsn_in_our_history)) {
            stat $freshrepo or die "$freshrepo $!";
            my $oldmode = ((stat _)[2]);
            my $oldwrites = $oldmode & 0222;
@@ -445,21 +462,39 @@ if (!$fn) {
 my $sleepy=0;
 my $rcode;
 
-for (;;) {
-    poldb_setup(poldb_path($repos));
-    $stderr = '';
+my $db_busy_exception= 'Debian::Dgit::Policy::Debian::DB_BUSY';
 
-    $rcode = $fn->();
-    die unless defined $rcode;
+my @orgargv = @ARGV;
 
-    eval { $poldbh->commit; };
+for (;;) {
+    @ARGV = @orgargv;
+    eval {
+       poldb_setup(poldb_path($repos), sub {
+           $poldbh->{HandleError} = sub {
+               return 0 unless $poldbh->err == 5; # SQLITE_BUSY, not in .pm :-(
+               die bless { }, $db_busy_exception;
+           };
+
+           eval ($ENV{'DGIT_RPD_TEST_DBLOOP_HOOK'}//'');
+           die $@ if length $@;
+           # used by tests/tests/debpolicy-dbretry
+        });
+
+       $stderr = '';
+
+       $rcode = $fn->();
+       die unless defined $rcode;
+
+       $poldbh->commit;
+    };
     last unless length $@;
+    die $@ unless ref $@ eq $db_busy_exception;
 
     die if $sleepy >= 20;
-    print STDERR "[policy database busy, retrying]\n";
-    sleep ++$sleepy;
+    $sleepy++;
+    print STDERR "[policy database busy, retrying (${sleepy}s)]\n";
 
-    $poldbh->rollback;
+    eval { $poldbh->rollback; };
 }
 
 print STDERR $stderr or die $!;