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|
#! /usr/bin/perl -w
# Extract version information from an existing non-versioned database by
# guesswork, based on Version: pseudo-headers and closing mails that look
# like Debian changelogs. The latter in particular is somewhat heuristic.
use strict;
use Debbugs::Log;
use Debbugs::MIME;
if (@ARGV != 2) {
print <<EOF;
Usage: $0 db-directory versions-directory
EOF
exit 0;
}
sub getbuginfo ($)
{
my $log = shift;
#print "Processing $log ...\n";
open LOG, "< $log" or die "Can't open $log: $!";
my @records = read_log_records(*LOG);
close LOG;
my (@found_versions, @fixed_versions);
my (%found_versions, %fixed_versions);
for my $record (@records) {
if ($record->{type} eq 'html') {
# Reassigns zap the found and fixed version list. Reopens will
# zap the fixed list too in the full deployment, but doing that
# here causes problems in case of accidental reopens and
# recloses.
if ($record->{text} =~ /assigned/) {
@found_versions = ();
%found_versions = ();
@fixed_versions = ();
%fixed_versions = ();
}
next;
}
next unless $record->{type} eq 'autocheck' or
$record->{type} eq 'incoming-recv';
my $decoded = Debbugs::MIME::parse($record->{text});
next unless defined $decoded;
# Was it sent to -done or -close?
my $closing = 0;
my $firstreceived = $decoded->{header}[0];
if ($firstreceived =~ /\(at [^)]*-(?:done|close)\)/) {
$closing = 1;
}
# Get Version: pseudo-headers.
my $i;
my ($source, $sourcever, $ver);
for ($i = 0; $i < @{$decoded->{body}}; ++$i) {
last if $decoded->{body}[$i] !~ /^(\S+):\s*(.*)/;
my ($fn, $fv) = (lc $1, $2);
if ($fn eq 'source') {
$source = $fv;
} elsif ($fn eq 'source-version' and
$fv =~ /^(\d[^,\s]*(?:[,\s]+|$))+/) {
$sourcever = $fv;
} elsif ($fn eq 'version' and $fv =~ /^(\d[^,\s]*(?:[,\s]+|$))+/) {
# Deal with reportbug brain-damage.
next if $fv =~ /^unavailable/i;
$fv =~ s/;.*//;
$fv =~ s/ *\(.*\)//;
$ver = $fv;
}
}
my @parsedvers;
if (defined $ver) {
push @parsedvers, split /[,\s]+/, $ver;
} elsif (defined $source and defined $sourcever) {
push @parsedvers, map "$source/$_", split /[,\s]+/, $sourcever;
}
if ($closing) {
for my $v (@parsedvers) {
push @fixed_versions, $v
unless exists $fixed_versions{$v};
$fixed_versions{$v} = 1;
@found_versions = grep { $_ ne $v } @found_versions;
delete $found_versions{$v};
}
} else {
for my $v (@parsedvers) {
push @found_versions, $v
unless exists $found_versions{$v};
$found_versions{$v} = 1;
@fixed_versions = grep { $_ ne $v } @fixed_versions;
delete $fixed_versions{$v};
}
}
if ($closing) {
# Look for Debian changelogs.
for (; $i < @{$decoded->{body}}; ++$i) {
if ($decoded->{body}[$i] =~
/(\w[-+0-9a-z.]+) \(([^\(\) \t]+)\) \S+; urgency=\S+/i) {
my ($p, $v) = ($1, $2);
push @fixed_versions, "$p/$v"
unless exists $fixed_versions{"$p/$v"};
$fixed_versions{"$p/$v"} = 1;
@found_versions = grep { $_ ne "$p/$v" } @found_versions;
delete $found_versions{"$p/$v"};
last;
}
}
}
}
return (\@found_versions, \@fixed_versions);
}
sub mergeinto ($$)
{
my ($target, $source) = @_;
my %seen = map { $_ => 1 } @$target;
for my $v (@$source) {
next if exists $seen{$v};
push @$target, $v;
$seen{$v} = 1;
}
}
my ($db, $verdb) = @ARGV[0, 1];
opendir DB, $db or die "Can't opendir $db: $!";
unless (-d $verdb) {
mkdir $verdb or die "Can't mkdir $verdb: $!";
}
while (defined(my $dir = readdir DB)) {
next if $dir =~ /^\.\.?$/ or not -d "$db/$dir";
opendir HASH, "$db/$dir" or die "Can't opendir $db/$dir: $!";
while (defined(my $file = readdir HASH)) {
next unless $file =~ /\.log$/;
next if -z "$db/$dir/$file";
(my $bug = $file) =~ s/\..*//;
$bug =~ /(..)$/;
my $bughash = $1;
#next if -e "$verdb/$bughash/$bug.versions" and
# (stat "$verdb/$bughash/$bug.versions")[9] >=
# (stat "$db/$dir/$file")[9];
print "Processing $bug ...\n" if $ENV{DEBBUGS_VERBOSE};
open STATUS, "$db/$dir/$bug.status" or next;
<STATUS> for 1 .. 6; # done is field 7
chomp (my $done = <STATUS>);
<STATUS>; # mergedwith is field 9
chomp (my $mergedwith = <STATUS>);
close STATUS;
my ($found_versions, $fixed_versions) = getbuginfo("$db/$dir/$file");
if (length $mergedwith) {
for my $merge (split ' ', $mergedwith) {
$merge =~ /(..)$/;
my $mergehash = $1;
my ($mfound, $mfixed) =
getbuginfo("$db/$mergehash/$merge.log");
mergeinto($found_versions, $mfound);
mergeinto($fixed_versions, $mfixed);
}
}
@$fixed_versions = () unless length $done;
for my $out ($bug, (split ' ', $mergedwith)) {
$out =~ /(..)$/;
my $outhash = $1;
unless (-d "$verdb/$outhash") {
mkdir "$verdb/$outhash" or die "Can't mkdir $verdb/$outhash: $!";
}
open VERSIONS, "> $verdb/$outhash/$out.versions"
or die "Can't open $verdb/$outhash/$out.versions: $!";
print VERSIONS "Found-in: @$found_versions\n";
print VERSIONS "Fixed-in: @$fixed_versions\n";
close VERSIONS;
}
}
closedir HASH;
}
closedir DB;
|
