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Diffstat (limited to 'scripts/rc-alert.pl')
| -rwxr-xr-x | scripts/rc-alert.pl | 501 |
1 files changed, 501 insertions, 0 deletions
diff --git a/scripts/rc-alert.pl b/scripts/rc-alert.pl new file mode 100755 index 0000000..7f3243d --- /dev/null +++ b/scripts/rc-alert.pl @@ -0,0 +1,501 @@ +#!/usr/bin/perl + +# rc-alert - find RC bugs for programs on your system +# Copyright (C) 2003 Anthony DeRobertis +# Modifications Copyright 2003 Julian Gilbey <jdg@debian.org> +# Modifications Copyright 2008 Adam D. Barratt <adam@adam-barratt.org.uk> +# Modifications copyright 2009 by Jan Hauke Rahm <info@jhr-online.de> +# +# 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 2 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 <https://www.gnu.org/licenses/>. + +use strict; +use warnings; +use Devscripts::Packages; +use File::Basename; +use File::Copy qw(move); +use File::HomeDir; +use File::Path qw(make_path); +use File::Spec; +use Getopt::Long qw(:config bundling permute no_getopt_compat); + +sub remove_duplicate_values($); +sub store_if_relevant(%); +sub human_flags($); +sub unhtmlsanit($); +sub dt_parse_request($); + +$ENV{HOME} = File::HomeDir->my_home; +my $cachedir + = $ENV{XDG_CACHE_HOME} || File::Spec->catdir($ENV{HOME}, '.cache'); +$cachedir = File::Spec->catdir($cachedir, 'devscripts', 'rc-alert'); + +my $url = "http://bugs.debian.org/release-critical/other/all.html"; +my $cachefile = File::Spec->catfile($cachedir, basename($url)); +my $forcecache = 0; +my $usecache = 0; + +my @flags = ( + [qr/P/ => 'pending'], + [qr/\+/ => 'patch'], + [qr/H/ => 'help [wanted]'], + [qr/M/ => 'moreinfo [needed]'], + [qr/R/ => 'unreproducible'], + [qr/S/ => 'security'], + [qr/U/ => 'upstream'], +); +# A little hacky but allows us to sort the list by length +my @dists = ( + [qr/O/ => 'oldstable'], + [qr/S/ => 'stable'], + [qr/T/ => 'testing'], + [qr/U/ => 'unstable'], + [qr/E/ => 'experimental'], +); + +my $includetags = ""; +my $excludetags = ""; + +my $includedists = ""; +my $excludedists = ""; + +my $tagincoperation = "or"; +my $tagexcoperation = "or"; +my $distincoperation = "or"; +my $distexcoperation = "or"; + +my $popcon = 0; +my $popcon_by_vote = 0; +my $popcon_local = 0; + +my $debtags = ''; +my $debtags_db = '/var/lib/debtags/package-tags'; + +my $progname = basename($0); + +my $usage = <<"EOF"; +Usage: $progname [--help|--version|--cache] [package ...] + List all installed packages (or listed packages) with + release-critical bugs, as determined from the Debian + release-critical bugs list. + + Options: + --cache Create ~/.devscripts_cache directory if it does not exist + + Matching options: (see the manpage for further information) + --include-tags Set of tags to include + --include-tag-op Must all tags match for inclusion? + --exclude-tags Set of tags to exclude + --exclude-tag-op Must all tags match for exclusion? + --include-dists Set of distributions to include + --include-dist-op Must all distributions be matched for inclusion? + --exclude-dists Set of distributions to exclude + --exclude-dist-op Must all distributions be matched for exclusion? + + Debtags options: (only list packages with matching debtags) + --debtags Comma separated list of tags + (e.g. implemented-in::perl,role::plugin) + --debtags-database Database file (default: /var/lib/debtags/package-tags) + + Popcon options: + --popcon Sort bugs by package's popcon rank + --pc-vote Sort by_vote instead of by_inst + (see popularity-contest(8)) + --pc-local Use local popcon data from last popcon run + (/var/log/popularity-contest) +EOF + +my $version = <<"EOF"; +This is $progname, from the Debian devscripts package, version ###VERSION### +This code is copyright 2003 by Anthony DeRobertis +Modifications copyright 2003 by Julian Gilbey <jdg\@debian.org> +Modifications copyright 2008 by Adam D. Barratt <adam\@adam-barratt.org.uk> +Modifications copyright 2009 by Jan Hauke Rahm <info\@jhr-online.de> +This program comes with ABSOLUTELY NO WARRANTY. +You are free to redistribute this code under the terms of the +GNU General Public License, version 2, or (at your option) any later version. +EOF + +## +## handle command-line options +## + +my ($opt_help, $opt_version); +GetOptions( + "help|h" => \$opt_help, + "version|v" => \$opt_version, + "cache" => \$forcecache, + "include-tags|f=s" => \$includetags, + "exclude-tags=s" => \$excludetags, + "include-tag-op|t=s" => \$tagincoperation, + "exclude-tag-op=s" => \$tagexcoperation, + "include-dists|d=s" => \$includedists, + "exclude-dists=s" => \$excludedists, + "include-dist-op|o=s" => \$distincoperation, + "exclude-dist-op=s" => \$distexcoperation, + "debtags=s" => \$debtags, + "debtags-database=s" => \$debtags_db, + "popcon" => \$popcon, + "pc-vote" => \$popcon_by_vote, + "pc-local" => \$popcon_local, +) or do { print $usage; exit 1; }; + +if ($opt_help) { print $usage; exit 0; } +if ($opt_version) { print $version; exit 0; } + +$tagincoperation =~ /^(or|and)$/ or $tagincoperation = 'or'; +$distincoperation =~ /^(or|and)$/ or $distincoperation = 'or'; +$tagexcoperation =~ /^(or|and)$/ or $tagexcoperation = 'or'; +$distexcoperation =~ /^(or|and)$/ or $distexcoperation = 'or'; +$includetags =~ s/[^P+HMRSUI]//gi; +$excludetags =~ s/[^P+HMRSUI]//gi; +$includedists =~ s/[^OSTUE]//gi; +$excludedists =~ s/[^OSTUE]//gi; +$includetags = remove_duplicate_values(uc($includetags)); +$excludetags = remove_duplicate_values(uc($excludetags)); +$includedists = remove_duplicate_values(uc($includedists)); +$excludedists = remove_duplicate_values(uc($excludedists)); + +## First download the RC bugs page + +my $curl_or_wget; +my $getcommand; +if (system("command -v wget >/dev/null 2>&1") == 0) { + $curl_or_wget = "wget"; + $getcommand = "wget -q -O -"; +} elsif (system("command -v curl >/dev/null 2>&1") == 0) { + $curl_or_wget = "curl"; + $getcommand = "curl -qfsL"; +} else { + die +"$progname: this program requires either the wget or curl package to be installed\n"; +} + +if (!-d $cachedir) { + if ($forcecache) { + make_path($cachedir); + } +} + +my $usingcache = 0; +if (-d $cachedir) { + chdir $cachedir or die "$progname: can't cd $cachedir: $!\n"; + + if ("$curl_or_wget" eq "wget") { + # Either use the cached version because the remote hasn't been + # updated (-N) or download a complete new copy (--no-continue) + if (system('wget', '-qN', '--no-continue', $url) != 0) { + die "$progname: wget failed!\n"; + } + } elsif ("$curl_or_wget" eq "curl") { + if (system('curl', '-qfsLR', $url) != 0) { + die "$progname: curl failed!\n"; + } + } else { + die "$progname: Unknown download program $curl_or_wget!\n"; + } + open BUGS, $cachefile or die "$progname: could not read $cachefile: $!\n"; + $usingcache = 1; +} else { + open BUGS, "$getcommand $url |" + or die "$progname: could not run $curl_or_wget: $!\n"; +} + +## Get list of installed packages (not source packages) +my $package_list; +if (@ARGV) { + my %tmp = map { $_ => 1 } @ARGV; + $package_list = \%tmp; +} else { + $package_list = InstalledPackages(1); +} + +## Get popcon information +my %popcon; +if ($popcon) { + my $pc_by = $popcon_by_vote ? 'vote' : 'inst'; + + my $pc_regex; + if ($popcon_local) { + open POPCON, "/var/log/popularity-contest" + or die "$progname: Unable to access popcon data: $!"; + $pc_regex = '(\d+)\s\d+\s(\S+)'; + } else { + open POPCON, + "$getcommand http://popcon.debian.org/by_$pc_by.gz | gunzip -c |" + or die "$progname: Not able to receive remote popcon data!"; + $pc_regex = '(\d+)\s+(\S+)\s+(\d+\s+){5}\(.*\)'; + } + + while (<POPCON>) { + next unless /$pc_regex/; + # rank $1 for package $2 + if ($popcon_local) { + # negative for inverse sorting of atimes + $popcon{$2} = "-$1"; + } else { + $popcon{$2} = $1; + } + } + close POPCON; +} + +## Get debtags info +my %dt_pkg; +my @dt_requests; +if ($debtags) { + ## read debtags database to %dt_pkg + open DEBTAGS, $debtags_db + or die "$progname: could not read debtags database: $!\n"; + while (<DEBTAGS>) { + next unless /^(.+?)(?::?\s*|:\s+(.+?)\s*)$/; + $dt_pkg{$1} = $2; + } + close DEBTAGS; + + ## and parse the request string + @dt_requests = dt_parse_request($debtags); +} + +## Read the list of bugs + +my $found_bugs_start; +my ($current_package, $comment); + +my $html; +{ + local $/; + $html = <BUGS>; +} + +my ($ignore) = $html =~ m%<strong>I</strong>: ([^<]*)%; +push(@flags, [qr/I/ => $ignore]); + +my @stanzas = $html =~ m%<div class="package">(.*?)</div>%gs; +my %pkg_store; +foreach my $stanza (@stanzas) { + if ($stanza + =~ m%<a name="([^\"]+)"><strong>Package:</strong></a> <a href="[^\"]+">%i + ) { + $current_package = $1; + $comment = ''; + while ($stanza + =~ m%<a name="(\d+)"></a>\s*<a href="[^\"]+">\d+</a> (\[[^\]]+\])( \[[^\]]+\])? ([^<]+)%igc + ) { + my ($num, $tags, $dists, $name) = ($1, $2, $3, $4); + chomp $name; + store_if_relevant( + pkg => $current_package, + num => $num, + tags => $tags, + dists => $dists, + name => $name, + comment => $comment + ); + } + } +} +for (sort { $a <=> $b } keys %pkg_store) { + print $pkg_store{$_}; +} + +if ($usingcache) { + close BUGS or die "$progname: could not close $cachefile: $!\n"; +} else { + close BUGS + or die $! + ? "$progname: could not close $curl_or_wget pipe: $!\n" + : "$progname: exit status from $curl_or_wget: $?\n"; +} + +exit 0; + +sub remove_duplicate_values($) { + my $in = shift || ""; + + $in = join("", sort { $a cmp $b } split //, $in); + + $in =~ s/(.)\1/$1/g while $in =~ /(.)\1/; + + return $in; +} + +sub store_if_relevant(%) { + my %args = @_; + + my $pkgname = $args{pkg}; + $args{pkg} =~ s/^src://; + + if ( exists($package_list->{ $args{pkg} }) + || exists($package_list->{$pkgname})) { + # potentially relevant + my ($flags, $flagsapply) = human_flags($args{tags}); + my $distsapply = 1; + my $dists; + ($dists, $distsapply) = human_dists($args{dists}) + if defined $args{dists}; + + return unless $flagsapply and $distsapply; + + foreach (@dt_requests) { + ## the array should be empty if nothing requested + return + unless ($dt_pkg{ $args{pkg} } + and $dt_pkg{ $args{pkg} } =~ /(\A|,\s*)$_(,|\z)/); + } + + # yep, relevant + my $bug_string + = "Package: $pkgname\n" + . $comment + . # non-empty comments always contain the trailing \n + "Bug: $args{num}\n" + . "Bug-URL: https://bugs.debian.org/$args{num}\n" + . "Title: " + . unhtmlsanit($args{name}) . "\n" + . "Flags: " + . $flags . "\n" + . (defined $args{dists} ? "Dists: " . $dists . "\n" : "") + . ( + defined $dt_pkg{ $args{pkg} } + ? "Debtags: " . $dt_pkg{ $args{pkg} } . "\n" + : "" + ); + + unless ($popcon_local) { + $bug_string .= ( + defined $popcon{ $args{pkg} } + ? "Popcon rank: " . $popcon{ $args{pkg} } . "\n" + : "" + ); + } + $bug_string .= "\n"; + + if ($popcon) { + return unless $bug_string; + my $index + = $popcon{ $args{pkg} } ? $popcon{ $args{pkg} } : 9999999; + $pkg_store{$index} .= $bug_string; + } else { + $pkg_store{1} .= $bug_string; + } + } +} + +sub human_flags($) { + my $mrf = shift; # machine readable flags, for those of you wondering + my @hrf = (); # considering above, should be obvious + my $matchedflags = 0; + my $matchedexcludes = 0; + my $applies = 1; + + foreach my $flagref (@flags) { + my ($flag, $desc) = @{$flagref}; + if ($mrf =~ $flag) { + if ($excludetags =~ $flag) { + $matchedexcludes++; + } elsif ($includetags =~ $flag or !$includetags) { + $matchedflags++; + } + push @hrf, $desc; + } + } + if ( $excludetags + and $tagexcoperation eq 'and' + and (length $excludetags == $matchedexcludes)) { + $applies = 0; + } elsif ($matchedexcludes and $tagexcoperation eq 'or') { + $applies = 0; + } elsif ($includetags and !$matchedflags) { + $applies = 0; + } elsif ($includetags + and $tagincoperation eq 'and' + and (length $includetags != $matchedflags)) { + $applies = 0; + } + + if (@hrf) { + return ("$mrf (" . join(", ", @hrf) . ')', $applies); + } else { + return ("$mrf (none)", $applies); + } +} + +sub human_dists($) { + my $mrf = shift; # machine readable flags, for those of you wondering + my @hrf = (); # considering above, should be obvious + my $matcheddists = 0; + my $matchedexcludes = 0; + my $applies = 1; + + foreach my $distref (@dists) { + my ($dist, $desc) = @{$distref}; + if ($mrf =~ $dist) { + if ($excludedists =~ $dist) { + $matchedexcludes++; + } elsif ($includedists =~ $dist or !$includedists) { + $matcheddists++; + } + push @hrf, $desc; + } + } + if ( $excludedists + and $distexcoperation eq 'and' + and (length $excludedists == $matchedexcludes)) { + $applies = 0; + } elsif ($matchedexcludes and $distexcoperation eq 'or') { + $applies = 0; + } elsif ($includedists and !$matcheddists) { + $applies = 0; + } elsif ($includedists + and $distincoperation eq 'and' + and (length $includedists != $matcheddists)) { + $applies = 0; + } + + if (@hrf) { + return ("$mrf (" . join(", ", @hrf) . ')', $applies); + } else { + return ('', $applies); + } +} + +# Reverse of master.debian.org:/srv/bugs.debian.org/cgi-bin/common.pl +sub unhtmlsanit ($) { + my %saniarray = ('lt', '<', 'gt', '>', 'amp', '&', 'quot', '"'); + my $in = $_[0]; + $in =~ s/&(lt|gt|amp|quot);/$saniarray{$1}/g; + return $in; +} + +sub dt_parse_request($) { + my %dt_lookup; + foreach (split /,/, $_[0]) { + my ($d_key, $d_val) = split '::', $_; + die +"$progname: A debtag must be of the form 'key::value'. See debtags(1) for details!" + unless ($d_key and $d_val); + if ($dt_lookup{$d_key}) { + $dt_lookup{$d_key} = "$dt_lookup{$d_key}|$d_val"; + } else { + $dt_lookup{$d_key} = quotemeta($d_val); + } + } + + my @out; + while (my ($dk, $dv) = each %dt_lookup) { + $dv = "($dv)" if ($dv =~ /\|/); + push @out, $dk . "::" . $dv; + } + return @out; +} |