sub attach_config {
my ($self, $cfg) = @_;
+ $self->{cfg} = $cfg;
$cfg->each_inbox(\&_ibx_attach, $self);
}
my $oid = $req->{oid};
my $xibx = $req->{ibx};
my $eml = $req->{eml};
+ my $eidx_key = $xibx->eidx_key;
if (my $new_smsg = $req->{new_smsg}) { # 'm' on cross-posted message
my $xnum = $req->{xnum};
- $self->{oidx}->add_xref3($docid, $xnum, $oid, $xibx->eidx_key);
+ $self->{oidx}->add_xref3($docid, $xnum, $oid, $eidx_key);
$idx->shard_add_eidx_info($docid, $oid, $xibx, $eml);
check_batch_limit($req);
} else { # 'd'
- $self->{oidx}->remove_xref3($docid, $oid, $xibx->eidx_key);
- $idx->shard_remove_eidx_info($docid, $oid, $xibx, $eml);
+ my $rm_eidx_info;
+ my $nr = $self->{oidx}->remove_xref3($docid, $oid, $eidx_key,
+ \$rm_eidx_info);
+ if ($nr == 0) {
+ $idx->shard_remove($oid, $docid);
+ } elsif ($rm_eidx_info) {
+ $idx->shard_remove_eidx_info($docid, $oid, $eidx_key,
+ $eml);
+ }
}
}
$ibx->git->cleanup; # done with this inbox, now
}
+sub unref_doc ($$$$) {
+ my ($self, $ibx_id, $eidx_key, $docid) = @_;
+ my $dbh = $self->{oidx}->dbh;
+
+ # for debug/info purposes, oids may no longer be accessible
+ my $sth = $dbh->prepare_cached(<<'', undef, 1);
+SELECT oidbin FROM xref3 WHERE docid = ? AND ibx_id = ?
+
+ $sth->execute($docid, $ibx_id);
+ my @oid = map { unpack('H*', $_->[0]) } @{$sth->fetchall_arrayref};
+
+ $dbh->prepare_cached(<<'')->execute($docid, $ibx_id);
+DELETE FROM xref3 WHERE docid = ? AND ibx_id = ?
+
+ my $remain = $self->{oidx}->get_xref3($docid);
+ my $idx = $self->idx_shard($docid);
+ if (@$remain) {
+ for my $oid (@oid) {
+ warn "I: unref #$docid $eidx_key $oid\n";
+ $idx->shard_remove_eidx_info($docid, $oid, $eidx_key);
+ }
+ } else {
+ for my $oid (@oid) {
+ warn "I: remove #$docid $eidx_key $oid\n";
+ $idx->shard_remove($oid, $docid);
+ }
+ }
+}
+
+sub eidx_gc {
+ my ($self, $opt) = @_;
+ $self->{cfg} or die "E: GC requires ->attach_config\n";
+ $opt->{-idx_gc} = 1;
+ $self->idx_init($opt); # acquire lock via V2Writable::_idx_init
+
+ my $dbh = $self->{oidx}->dbh;
+ my $x3_doc = $dbh->prepare('SELECT docid FROM xref3 WHERE ibx_id = ?');
+ my $ibx_ck = $dbh->prepare('SELECT ibx_id,eidx_key FROM inboxes');
+ my $lc_i = $dbh->prepare('SELECT key FROM eidx_meta WHERE key LIKE ?');
+
+ $ibx_ck->execute;
+ while (my ($ibx_id, $eidx_key) = $ibx_ck->fetchrow_array) {
+ next if $self->{ibx_map}->{$eidx_key};
+ $self->{midx}->remove_eidx_key($eidx_key);
+ warn "I: deleting messages for $eidx_key...\n";
+ $x3_doc->execute($ibx_id);
+ while (defined(my $docid = $x3_doc->fetchrow_array)) {
+ unref_doc($self, $ibx_id, $eidx_key, $docid);
+ }
+ $dbh->prepare_cached(<<'')->execute($ibx_id);
+DELETE FROM inboxes WHERE ibx_id = ?
+
+ # drop last_commit info
+ my $pat = $eidx_key;
+ $pat =~ s/([_%])/\\$1/g;
+ $lc_i->execute("lc-%:$pat//%");
+ while (my ($key) = $lc_i->fetchrow_array) {
+ next if $key !~ m!\Alc-v[1-9]+:\Q$eidx_key\E//!;
+ warn "I: removing $key\n";
+ $dbh->prepare_cached(<<'')->execute($key);
+DELETE FROM eidx_meta WHERE key = ?
+
+ }
+
+ warn "I: $eidx_key removed\n";
+ }
+
+ # it's not real unless it's in `over', we use parallelism here,
+ # shards will be reading directly from over, so commit
+ $self->{oidx}->commit_lazy;
+ $self->{oidx}->begin_lazy;
+
+ for my $idx (@{$self->{idx_shards}}) {
+ warn "I: cleaning up shard #$idx->{shard}\n";
+ $idx->shard_over_check($self->{oidx});
+ }
+ my $nr = $dbh->do(<<'');
+DELETE FROM xref3 WHERE docid NOT IN (SELECT num FROM over)
+
+ warn "I: eliminated $nr stale xref3 entries\n" if $nr != 0;
+
+ done($self);
+}
+
sub eidx_sync { # main entry point
my ($self, $opt) = @_;
$self->idx_init($opt); # acquire lock via V2Writable::_idx_init
next if $seen{"$st[0]\0$st[1]"}++;
} else {
warn "W: stat($d) failed (from $alt): $!\n";
+ next if $opt->{-idx_gc};
}
push @old, $line;
}
next if $seen{"$st[0]\0$st[1]"}++;
} else {
warn "W: stat($d) failed (from $ibx->{inboxdir}): $!\n";
+ next if $opt->{-idx_gc};
}
push @new, $line;
}