163 lines
3.7 KiB
Perl
163 lines
3.7 KiB
Perl
#! /usr/bin/perl
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# ex:ts=8 sw=4:
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# $OpenBSD: clean-old-distfiles,v 1.11 2023/07/06 09:33:23 espie Exp $
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#
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# Copyright (c) 2012 Marc Espie <espie@openbsd.org>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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use v5.36;
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my $ports1;
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use FindBin;
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BEGIN {
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$ports1 = $ENV{PORTSDIR} || '/usr/ports';
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}
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use lib ("$ports1/infrastructure/lib", "$FindBin::Bin/../lib");
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use OpenBSD::md5;
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use OpenBSD::State;
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use OpenBSD::ProgressMeter;
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use File::Basename;
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my $state = OpenBSD::State->new('clean-old-distfiles');
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our ($opt_v, $opt_n, $opt_e, $opt_h, $opt_x, $opt_m);
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$state->handle_options('e:h:vnxm',
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"[-nmvx] [-e except] [-h history] [cutdate]");
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my $progress = OpenBSD::ProgressMeter->new;
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if (!$opt_v) {
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$progress->setup($opt_x, $opt_m, $state);
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}
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if (@ARGV > 1) {
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usage("too many arguments");
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}
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if ($opt_h) {
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$opt_n = 1;
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$opt_v = 1;
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}
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sub really_remove($file)
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{
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$state->say("rm #1", $file) if $opt_v;
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return if $opt_n;
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if (unlink $file) {
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my $dirname = $file;
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do {
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$dirname = File::Basename::dirname $dirname;
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} while (rmdir $dirname);
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} else {
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$state->errsay("Couldn't remove #1: #2", $file, $!);
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}
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}
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sub remove_file($file, $sha)
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{
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# let's do i-node caching to avoid doing the same file twice.
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my $basename = $file;
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my $inode;
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$basename =~ s/^.*\///; # remove directory
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$sha =~ m/(..)/;
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my $link = "by_cipher/sha256/$1/$sha/$basename";
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if (-f $link) {
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$inode = (stat _)[1];
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really_remove($link);
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}
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if (-f $file) {
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my $inode2 = (stat _)[1];
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if (defined $inode && $inode2 == $inode) {
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really_remove($file);
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} else {
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my $ck = OpenBSD::sha->new($file)->stringize;
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if ($ck eq $sha) {
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really_remove($file);
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} else {
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$state->errsay(
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"SHA256 mismatch on #1: #2 vs #3",
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$file, $ck, $sha);
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}
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}
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}
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}
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my $cutdate = $ARGV[0];
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if (defined $cutdate && $cutdate !~ m/^\d+$/) {
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require DPB::ISO8601;
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$cutdate = DPB::ISO8601->string2time($cutdate, $state);
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}
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my $PORTSDIR = $ENV{PORTSDIR} // '/usr/ports';
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my $DISTDIR = $ENV{DISTDIR} // "$PORTSDIR/distfiles";
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chdir($DISTDIR) or die "Can't chdir to $DISTDIR";
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my $history = $opt_h ? $opt_h : 'history';
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open my $fh, '<', $history or
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$state->fatal("No #1 to prune: #2", $history, $!);
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my $fh2;
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unless ($opt_n) {
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open $fh2, '>', "history.new" or
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$state->fatal( "Can't write new history: #1", $!);
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}
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my $except = {};
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if ($opt_e) {
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open(my $e, '<', $opt_e) or
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$state->fatal("Can't read exception file #1: #2", $opt_e, $!);
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while (<$e>) {
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chomp;
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$except->{$_} = 1;
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}
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close $e;
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}
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my @l = ();
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while (<$fh>) {
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chomp;
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my ($ts, $file, $sha);
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if (m/^(\d+)\s+SHA256\s*\((.*)\) \= (.*)$/) {
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($ts, $file, $sha) = ($1, $2, $3);
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} else {
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$state->fatal("Bad history line #1 at line #2", $1, $.);
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}
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if ($except->{$file} || (defined $cutdate && $ts > $cutdate)) {
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if ($fh2) {
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say $fh2 $_;
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}
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} else {
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push(@l, [$file, $sha]);
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}
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}
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close $fh;
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$progress->for_list("Removing files", \@l,
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sub($entry) {
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my ($file, $sha) = @$entry;
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remove_file($file,$sha);
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}
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);
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if ($fh2) {
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close $fh2;
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unlink('history');
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rename('history.new', 'history');
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}
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