diff options
Diffstat (limited to 'script/public-inbox-compact')
-rwxr-xr-x | script/public-inbox-compact | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/script/public-inbox-compact b/script/public-inbox-compact new file mode 100755 index 00000000..5f18497e --- /dev/null +++ b/script/public-inbox-compact @@ -0,0 +1,97 @@ +#!/usr/bin/perl -w +# Copyright (C) 2018 all contributors <meta@public-inbox.org> +# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt> +use strict; +use warnings; +use Getopt::Long qw(:config gnu_getopt no_ignore_case auto_abbrev); +use PublicInbox::Search; +use PublicInbox::Config; +use PublicInbox::InboxWritable; +use Cwd 'abs_path'; +use File::Temp qw(tempdir); +use File::Path qw(remove_tree); +use PublicInbox::Spawn qw(spawn); +my $usage = "Usage: public-inbox-compact REPO_DIR\n"; +my $dir = shift or die $usage; +my $config = PublicInbox::Config->new; +my $ibx; +$dir = abs_path($dir); +$config->each_inbox(sub { + $ibx = $_[0] if abs_path($_[0]->{mainrepo}) eq $dir +}); +unless ($ibx) { + warn "W: $dir not configured in ". + PublicInbox::Config::default_file() . "\n"; + $ibx = { + mainrepo => $dir, + name => 'ignored', + address => [ 'old@example.com' ], + }; + $ibx = PublicInbox::Inbox->new($ibx); +} +my $v = ($ibx->{version} || 1); +$ibx = PublicInbox::InboxWritable->new($ibx); +$ibx->umask_prepare; + +sub commit_changes ($$$) { + my ($im, $old, $new) = @_; + my @st = stat($old) or die "failed to stat($old): $!\n"; + + my $over = "$old/over.sqlite3"; + if (-f $over) { + require PublicInbox::Over; + $over = PublicInbox::Over->new($over); + $over->connect->sqlite_backup_to_file("$new/over.sqlite3"); + } + rename($old, "$new/old") or die "rename $old => $new/old: $!\n"; + chmod($st[2] & 07777, $new) or die "chmod $old: $!\n"; + rename($new, $old) or die "rename $new => $old: $!\n"; + $im->lock_release; + remove_tree("$old/old") or die "failed to remove $old/old: $!\n"; +} +my @compact = qw(xapian-compact --no-renumber); +if ($v == 2) { + require PublicInbox::V2Writable; + my $v2w = PublicInbox::V2Writable->new($ibx); + my $xap_v = 'xap'.PublicInbox::Search::SCHEMA_VERSION; + my $old = "$dir/$xap_v"; + opendir my $dh, $old or die "Failed to opendir $old: $!\n"; + my $new = tempdir('compact-XXXXXXXX', CLEANUP => 1, DIR => $dir); + $ibx->with_umask(sub { + $v2w->lock_acquire; + my %pids; + while (defined(my $dn = readdir($dh))) { + if ($dn =~ /\A\d+\z/) { + my $cmd = [ @compact, "$old/$dn", "$new/$dn" ]; + $pids{spawn($cmd)} = join(' ', @$cmd); + } elsif ($dn eq '.' || $dn eq '..') { + } elsif ($dn =~ /\Aover\.sqlite3/) { + } else { + warn "W: skipping unknown Xapian DB: $old/$dn\n" + } + } + close $dh; + die "No Xapian parts found in $old\n" unless keys %pids; + while (scalar keys %pids) { + my $pid = waitpid(-1, 0); + my $desc = delete $pids{$pid}; + die "$desc failed: $?\n" if $?; + } + commit_changes($v2w, $old, $new); + }); +} elsif ($v == 1) { + require PublicInbox::Import; + my $im = PublicInbox::Import->new($ibx->git, undef, undef, $ibx); + my $xap_v = 'xapian'.PublicInbox::Search::SCHEMA_VERSION; + my $v1_root = "$dir/public-inbox"; + my $old = "$v1_root/$xap_v"; + -d $old or die "$old does not exist\n"; + my $new = tempdir('compact-XXXXXXXX', CLEANUP => 1, DIR => $v1_root); + $ibx->with_umask(sub { + $im->lock_acquire; + PublicInbox::Import::run_die([@compact, $old, $new]); + commit_changes($im, $old, $new); + }); +} else { + die "Unsupported inbox version: $v\n"; +} |