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Diffstat (limited to 'scripts/grep-excuses.pl')
| -rwxr-xr-x | scripts/grep-excuses.pl | 420 |
1 files changed, 420 insertions, 0 deletions
diff --git a/scripts/grep-excuses.pl b/scripts/grep-excuses.pl new file mode 100755 index 0000000..79d7a95 --- /dev/null +++ b/scripts/grep-excuses.pl @@ -0,0 +1,420 @@ +#!/usr/bin/perl +# vim: set ai shiftwidth=4 tabstop=4 expandtab: +# Grep debian testing excuses file. +# +# Copyright 2002 Joey Hess <joeyh@debian.org> +# Small mods Copyright 2002 Julian Gilbey <jdg@debian.org> + +# 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 5.006; +use strict; +use warnings; +use Data::Dumper; +use File::Basename; +use File::HomeDir; + +sub require_friendly ($) { + my ($mod) = @_; + return if eval "require $mod;"; + my $pkg = lc $mod; + $pkg =~ s/::/-/g; + $pkg = "lib$pkg-perl"; + die <<END; +$@ +grep-excuses: We need $mod. Try installing $pkg. +END +} + +# Needed for --wipnity option + +open DEBUG, ">/dev/null" or die $!; +my $do_autoremovals = 1; +my $do_autopkgtests; + +my $term_size_broken; + +sub have_term_size { + return ($term_size_broken ? 0 : 1) if defined $term_size_broken; + pop @INC if $INC[-1] eq '.'; + # Load the Term::Size module safely + eval { require Term::Size; }; + if ($@) { + if ($@ =~ /^Can\'t locate Term\/Size\.pm/) { + $term_size_broken + = "the libterm-size-perl package is not installed"; + } else { + $term_size_broken = "couldn't load Term::Size: $@"; + } + } else { + $term_size_broken = 0; + } + + return ($term_size_broken ? 0 : 1); +} + +my $progname = basename($0); +my $modified_conf_msg; + +my $url = 'https://release.debian.org/britney/excuses.yaml'; +my $url_experimental + = 'https://release.debian.org/britney/pseudo-excuses-experimental.yaml'; + +my $rmurl = 'https://udd.debian.org/cgi-bin/autoremovals.cgi'; +my $rmurl_yaml = 'https://udd.debian.org/cgi-bin/autoremovals.yaml.cgi'; + +my $wipnityurl = 'https://qa.debian.org/excuses.php?package='; +my $wipnityurl_experimental + = 'https://qa.debian.org/excuses.php?experimental=1&package='; + +# No longer use these - see bug#309802 +my $cachedir = File::HomeDir->my_home . "/.devscripts_cache/"; +my $cachefile = $cachedir . basename($url); +unlink $cachefile if -f $cachefile; + +sub usage { + print <<"EOF"; +Usage: $progname [options] [<maintainer>|<package>] + Grep the Debian update_excuses file to find out about the packages + of <maintainer> or <package>. If neither are given, use the configuration + file setting or the environment variable DEBFULLNAME to determine the + maintainer name. +Options: + --no-conf, --noconf Don\'t read devscripts config files; + must be the first option given + --wipnity, -w Check <https://qa.debian.org/excuses.php>. A package + name must be given when using this option. + --autopkgtests Investigate and show autopkgtest (ci.debian.net) failures + --no-autoremovals Do not investigate and report autoremovals + --experimental, -e Print pseudo-excuses for experimental + --help Show this help + --version Give version information + --debug Print debugging output to stderr + +Default settings modified by devscripts configuration files: +$modified_conf_msg +EOF +} + +my $version = <<"EOF"; +This is $progname, from the Debian devscripts package, version ###VERSION### +This code is copyright 2002 by Joey Hess <joeyh\@debian.org>, +and modifications are copyright 2002 by Julian Gilbey <jdg\@debian.org> +This program comes with ABSOLUTELY NO WARRANTY. +You are free to redistribute this code under the terms of the +GNU General Public License, version 2 or later. +EOF + +sub wipnity { + die "$progname: Couldn't run wipnity: $term_size_broken\n" + unless have_term_size(); + + my $columns = Term::Size::chars(); + + if (system("command -v w3m >/dev/null 2>&1") != 0) { + die + "$progname: wipnity mode requires the w3m package to be installed\n"; + } + + while (my $package = shift) { + my $dump = `w3m -dump -cols $columns "$wipnityurl$package"`; + $dump =~ s/.*(Excuse for .*)\s+Maintainer page.*/$1/ms; + $dump =~ s/.*(No excuse for .*)\s+Maintainer page.*/$1/ms; + print($dump); + } +} + +# Now start by reading configuration files and then command line +# The next stuff is boilerplate + +my $string; + +if (@ARGV and $ARGV[0] =~ /^--no-?conf$/) { + $modified_conf_msg = " (no configuration files read)"; + shift; +} else { + my @config_files = ('/etc/devscripts.conf', '~/.devscripts'); + my %config_vars = ( + 'GREP_EXCUSES_MAINTAINER' => '', + 'GREP_EXCUSES_AUTOPKGTESTS' => 0, + ); + my %config_default = %config_vars; + + my $shell_cmd; + # Set defaults + foreach my $var (keys %config_vars) { + $shell_cmd .= "$var='$config_vars{$var}';\n"; + } + $shell_cmd .= 'for file in ' . join(" ", @config_files) . "; do\n"; + $shell_cmd .= '[ -f $file ] && . $file; done;' . "\n"; + # Read back values + foreach my $var (keys %config_vars) { $shell_cmd .= "echo \$$var;\n" } + my $shell_out = `/bin/bash -c '$shell_cmd'`; + @config_vars{ keys %config_vars } = split /\n/, $shell_out, -1; + + foreach my $var (sort keys %config_vars) { + if ($config_vars{$var} ne $config_default{$var}) { + $modified_conf_msg .= " $var=$config_vars{$var}\n"; + } + } + $modified_conf_msg ||= " (none)\n"; + chomp $modified_conf_msg; + + $string = $config_vars{'GREP_EXCUSES_MAINTAINER'}; + $do_autopkgtests = $config_vars{'GREP_EXCUSES_AUTOPKGTESTS'}; +} + +while (@ARGV and $ARGV[0] =~ /^-/) { + if ($ARGV[0] eq '--wipnity' or $ARGV[0] eq '-w') { + shift; + @ARGV = grep { $_ ne '' } @ARGV; + unless (@ARGV) { + die +"$progname: no package specified!\nTry $progname --help for help.\n"; + } + while (my ($i, $string) = each(@ARGV)) { + wipnity($string); + print "\n\n" unless $i == $#ARGV; + } + exit 0; + } + if ($ARGV[0] eq '--debug') { + open DEBUG, ">&STDERR" or die $!; + shift; + next; + } + if ($ARGV[0] eq '--experimental' or $ARGV[0] eq '-e') { + $do_autoremovals = 0; + $url = $url_experimental; + $wipnityurl = $wipnityurl_experimental; + shift; + next; + } + if ($ARGV[0] eq '--no-autoremovals') { $do_autoremovals = 0; shift; next; } + if ($ARGV[0] eq '--autopkgtests') { $do_autopkgtests = 1; shift; next; } + if ($ARGV[0] eq '--no-autopkgtests') { $do_autopkgtests = 0; shift; next; } + if ($ARGV[0] eq '--help') { usage(); exit 0; } + if ($ARGV[0] eq '--version') { print $version; exit 0; } + if ($ARGV[0] =~ /^--no-?conf$/) { + die +"$progname: $ARGV[0] is only acceptable as the first command-line option!\n"; + } + die +"$progname: unrecognised option $ARGV[0]; try $progname --help for help\n"; +} + +if (!$string and exists $ENV{'DEBFULLNAME'}) { + $string = $ENV{'DEBFULLNAME'}; +} + +if (@ARGV) { + $string = shift; +} +if ($string eq '') { + die +"$progname: no maintainer or package specified!\nTry $progname --help for help.\n"; +} +if (@ARGV) { + die "$progname: too many arguments! Try $progname --help for help.\n"; +} + +if (system("command -v wget >/dev/null 2>&1") != 0) { + die "$progname: this program requires the wget package to be installed\n"; +} + +sub grep_autoremovals () { + print DEBUG "Fetching $rmurl\n"; + + unless (open REMOVALS, "wget -q -O - $rmurl |") { + warn "$progname: wget $rmurl failed: $!\n"; + return; + } + + my $wantmaint = 0; + my %reportpkgs; + + while (<REMOVALS>) { + if (m%^https?:%) { + next; + } + if (m%^\S%) { + $wantmaint = m%^\Q$string\E\b%; + next; + } + if (m%^$%) { + $wantmaint = undef; + next; + } + if (defined $wantmaint && m%^\s+([0-9a-z][-.+0-9a-z]*):\s*(.*)%) { + next unless $wantmaint || $1 eq $string; + warn "$progname: package $1 repeated in $rmurl at line $.:\n$_" + if defined $reportpkgs{$1}; + $reportpkgs{$1} = $2; + next; + } + warn "$progname: unprocessed line $. in $rmurl:\n$_"; + } + $? = 0; + unless (close REMOVALS) { + my $rc = $? >> 8; + warn "$progname: fetch $rmurl failed ($rc $!)\n"; + } + + return unless %reportpkgs; + + print DEBUG "Fetching $rmurl_yaml\n"; + + unless (open REMOVALS, "wget -q -O - $rmurl_yaml |") { + warn "$progname: wget $rmurl_yaml failed: $!\n"; + return; + } + + my $reporting = 0; + while (<REMOVALS>) { + if (m%^([0-9a-z][-.+0-9a-z]*):$%) { + my $pkg = $1; + my $human = $reportpkgs{$pkg}; + delete $reportpkgs{$pkg}; + $reporting = !!defined $human; + if ($reporting) { + print "$pkg (AUTOREMOVAL)\n $human\n" or die $!; + } + next; + } + if (m%^[ \t]%) { + if ($reporting) { + print " ", $_ or die $!; + } + next; + } + if (m%^$% || m%^\#% || m{^---$}) { + next; + } + warn "$progname: unprocessed line $. in $rmurl_yaml:\n$_"; + } + + $? = 0; + unless (close REMOVALS) { + my $rc = $? >> 8; + warn "$progname: fetch $rmurl_yaml failed ($rc $!)\n"; + } + + foreach my $pkg (keys %reportpkgs) { + print "$pkg (AUTOREMOVAL)\n $reportpkgs{$pkg}\n" or die $!; + } +} + +grep_autoremovals() if $do_autoremovals; + +require_friendly qw(YAML::Syck); +{ + no warnings 'once'; + $YAML::Syck::LoadBlessed = 0; +} + +print DEBUG "Fetching $url\n"; + +my $yaml = `wget -q -O - '$url'`; +if ($? == -1) { + die "$progname: unable to run wget: $!\n"; +} elsif ($? >> 8) { + die "$progname: wget exited $?\n"; +} + +sub migration_headline ($) { + my ($source) = @_; + sprintf("%s (%s to %s)", + $source->{'item-name'}, + $source->{'old-version'}, + $source->{'new-version'}); +} + +sub print_migration_excuse_info ($;$) { + my ($source, $summary) = @_; + if (exists $source->{maintainer}) { + printf(" Maintainer: $source->{maintainer}\n"); + } + if (exists $source->{dependencies}) { + for my $blocker (@{ $source->{dependencies}{'blocked-by'} }) { + printf(" Depends: %s %s (not considered)\n", + $source->{'item-name'}, $blocker); + } + for my $after (@{ $source->{dependencies}{'migrate-after'} }) { + printf(" Depends: %s %s\n", $source->{'item-name'}, $after); + } + } + for my $excuse (@{ $source->{excuses} }) { + next if $summary and $excuse =~ m/^autopkgtest /; + $excuse =~ s@</?[^>]+>@@g; + $excuse =~ s@<@<@g; + $excuse =~ s@>@>@g; + print " $excuse\n"; + } +} + +my $excuses = YAML::Syck::Load($yaml); +for my $source (@{ $excuses->{sources} }) { + if ( + $source->{'item-name'} eq $string + || (exists $source->{maintainer} + && $source->{maintainer} =~ m/\b\Q$string\E\b/) + ) { + print migration_headline($source), "\n"; + print_migration_excuse_info($source); + } +} + +if ($do_autopkgtests) { + flush STDOUT or die $!; + require_friendly qw(DBI); + require_friendly qw(DBD::Pg); + my $dbh = DBI->connect('DBI:Pg:dbname=udd;host=udd-mirror.debian.net', + 'udd-mirror', 'udd-mirror', { RaiseError => 1 }); + # https://www.postgresql.org/docs/9.5/static/functions-matching.html + my $regexp = $string; + $regexp =~ s{[^0-9a-z]}{\\$&}ig; + $regexp = "\\y$regexp\\y"; + my $pkgs = $dbh->selectall_arrayref( + 'select distinct source from sources where' + . ' maintainer_name ~ ? or' + . ' maintainer_email ~ ?', + {}, $regexp, $regexp + ); + my %wantpkgs; + $wantpkgs{ $_->[0] }++ foreach @$pkgs; + + for my $source (@{ $excuses->{sources} }) { + my $autopkgtests = $source->{'policy_info'}{'autopkgtest'}; + foreach my $k (sort keys %$autopkgtests) { + $k =~ m{/} or next; + my ($testpkg, $testvsn) = ($`, $'); + $wantpkgs{$testpkg} or next; + my $arches = $autopkgtests->{$k}; + foreach my $arch (sort keys %$arches) { + my $info = $arches->{$arch}; + next if grep { $_ eq $info->[0] } qw(PASS RUNNING OLD_PASS); + printf "\nautopkgtest regression\n"; + printf " in %s (%s) on %s\n", $testpkg, $testvsn, $arch; + printf " due to %s\n", migration_headline($source); + print "test info\n"; + print " $_\n" foreach @$info; + print "migration excuses for $source->{'item-name'}\n"; + print_migration_excuse_info($source, 1); + } + } + } +} + +exit 0; |