use Compress::Zlib qw(compress);
use constant {
- BATCH_BYTES => 1_000_000,
+ BATCH_BYTES => defined($ENV{XAPIAN_FLUSH_THRESHOLD}) ?
+ 0x7fffffff : 1_000_000,
DEBUG => !!$ENV{DEBUG},
};
+my $xapianlevels = qr/\A(?:full|medium)\z/;
+
my %GIT_ESC = (
a => "\a",
b => "\b",
sub new {
my ($class, $ibx, $creat, $part) = @_;
+ my $levels = qr/\A(?:full|medium|basic)\z/;
my $mainrepo = $ibx; # for "public-inbox-index" w/o entry in config
my $git_dir = $mainrepo;
my ($altid, $git);
my $version = 1;
+ my $indexlevel = 'full';
if (ref $ibx) {
$mainrepo = $ibx->{mainrepo};
$altid = $ibx->{altid};
PublicInbox::AltId->new($ibx, $_);
} @$altid ];
}
+ if ($ibx->{indexlevel}) {
+ if ($ibx->{indexlevel} =~ $levels) {
+ $indexlevel = $ibx->{indexlevel};
+ } else {
+ die("Invalid indexlevel $ibx->{indexlevel}\n");
+ }
+ }
} else { # v1
$ibx = { mainrepo => $git_dir, version => 1 };
}
git => $ibx->git,
-altid => $altid,
version => $version,
+ indexlevel => $indexlevel,
}, $class;
$ibx->umask_prepare;
if ($version == 1) {
$doc->add_value($col, $num);
}
+sub index_text ($$$$)
+{
+ my ($self, $field, $n, $text) = @_;
+ my $tg = $self->term_generator;
+
+ if ($self->{indexlevel} eq 'full') {
+ $tg->index_text($field, $n, $text);
+ $tg->increase_termpos;
+ } else {
+ $tg->index_text_without_positions($field, $n, $text);
+ }
+}
+
sub index_users ($$) {
- my ($tg, $smsg) = @_;
+ my ($self, $smsg) = @_;
my $from = $smsg->from;
my $to = $smsg->to;
my $cc = $smsg->cc;
- $tg->index_text($from, 1, 'A'); # A - author
- $tg->increase_termpos;
- $tg->index_text($to, 1, 'XTO') if $to ne '';
- $tg->increase_termpos;
- $tg->index_text($cc, 1, 'XCC') if $cc ne '';
- $tg->increase_termpos;
+ $self->index_text($from, 1, 'A'); # A - author
+ $self->index_text($to, 1, 'XTO') if $to ne '';
+ $self->index_text($cc, 1, 'XCC') if $cc ne '';
}
sub index_diff_inc ($$$$) {
- my ($tg, $text, $pfx, $xnq) = @_;
+ my ($self, $text, $pfx, $xnq) = @_;
if (@$xnq) {
- $tg->index_text(join("\n", @$xnq), 1, 'XNQ');
- $tg->increase_termpos;
+ $self->index_text(join("\n", @$xnq), 1, 'XNQ');
@$xnq = ();
}
- $tg->index_text($text, 1, $pfx);
- $tg->increase_termpos;
+ $self->index_text($text, 1, $pfx);
}
sub index_old_diff_fn {
- my ($tg, $seen, $fa, $fb, $xnq) = @_;
+ my ($self, $seen, $fa, $fb, $xnq) = @_;
# no renames or space support for traditional diffs,
# find the number of leading common paths to strip:
$fb = join('/', @fb);
if ($fa eq $fb) {
unless ($seen->{$fa}++) {
- index_diff_inc($tg, $fa, 'XDFN', $xnq);
+ $self->index_diff_inc($fa, 'XDFN', $xnq);
}
return 1;
}
}
sub index_diff ($$$) {
- my ($tg, $lines, $doc) = @_;
+ my ($self, $lines, $doc) = @_;
my %seen;
my $in_diff;
my @xnq;
my $xnq = \@xnq;
foreach (@$lines) {
if ($in_diff && s/^ //) { # diff context
- index_diff_inc($tg, $_, 'XDFCTX', $xnq);
+ $self->index_diff_inc($_, 'XDFCTX', $xnq);
} elsif (/^-- $/) { # email signature begins
$in_diff = undef;
} elsif (m!^diff --git ("?a/.+) ("?b/.+)\z!) {
my ($fa, $fb) = ($1, $2);
my $fn = (split('/', git_unquote($fa), 2))[1];
- $seen{$fn}++ or index_diff_inc($tg, $fn, 'XDFN', $xnq);
+ $seen{$fn}++ or $self->index_diff_inc($fn, 'XDFN', $xnq);
$fn = (split('/', git_unquote($fb), 2))[1];
- $seen{$fn}++ or index_diff_inc($tg, $fn, 'XDFN', $xnq);
+ $seen{$fn}++ or $self->index_diff_inc($fn, 'XDFN', $xnq);
$in_diff = 1;
# traditional diff:
} elsif (m/^diff -(.+) (\S+) (\S+)$/) {
push @xnq, $_;
# only support unified:
next unless $opt =~ /[uU]/;
- $in_diff = index_old_diff_fn($tg, \%seen, $fa, $fb,
+ $in_diff = $self->index_old_diff_fn(\%seen, $fa, $fb,
$xnq);
} elsif (m!^--- ("?a/.+)!) {
my $fn = (split('/', git_unquote($1), 2))[1];
- $seen{$fn}++ or index_diff_inc($tg, $fn, 'XDFN', $xnq);
+ $seen{$fn}++ or $self->index_diff_inc($fn, 'XDFN', $xnq);
$in_diff = 1;
} elsif (m!^\+\+\+ ("?b/.+)!) {
my $fn = (split('/', git_unquote($1), 2))[1];
- $seen{$fn}++ or index_diff_inc($tg, $fn, 'XDFN', $xnq);
+ $seen{$fn}++ or $self->index_diff_inc($fn, 'XDFN', $xnq);
$in_diff = 1;
} elsif (/^--- (\S+)/) {
$in_diff = $1;
push @xnq, $_;
} elsif (defined $in_diff && /^\+\+\+ (\S+)/) {
- $in_diff = index_old_diff_fn($tg, \%seen, $in_diff, $1,
+ $in_diff = $self->index_old_diff_fn(\%seen, $in_diff, $1,
$xnq);
} elsif ($in_diff && s/^\+//) { # diff added
- index_diff_inc($tg, $_, 'XDFB', $xnq);
+ $self->index_diff_inc($_, 'XDFB', $xnq);
} elsif ($in_diff && s/^-//) { # diff removed
- index_diff_inc($tg, $_, 'XDFA', $xnq);
+ $self->index_diff_inc($_, 'XDFA', $xnq);
} elsif (m!^index ([a-f0-9]+)\.\.([a-f0-9]+)!) {
my ($ba, $bb) = ($1, $2);
index_git_blob_id($doc, 'XDFPRE', $ba);
# traditional diff w/o -p
} elsif (/^@@ (?:\S+) (?:\S+) @@\s*(\S+.*)$/) {
# hunk header context
- index_diff_inc($tg, $1, 'XDFHH', $xnq);
+ $self->index_diff_inc($1, 'XDFHH', $xnq);
# ignore the following lines:
} elsif (/^(?:dis)similarity index/ ||
/^(?:old|new) mode/ ||
}
}
- $tg->index_text(join("\n", @xnq), 1, 'XNQ');
- $tg->increase_termpos;
+ $self->index_text(join("\n", @xnq), 1, 'XNQ');
}
sub index_body ($$$) {
- my ($tg, $lines, $doc) = @_;
+ my ($self, $lines, $doc) = @_;
my $txt = join("\n", @$lines);
if ($doc) {
# does it look like a diff?
if ($txt =~ /^(?:diff|---|\+\+\+) /ms) {
$txt = undef;
- index_diff($tg, $lines, $doc);
+ $self->index_diff($lines, $doc);
} else {
- $tg->index_text($txt, 1, 'XNQ');
+ $self->index_text($txt, 1, 'XNQ');
}
} else {
- $tg->index_text($txt, 0, 'XQUOT');
+ $self->index_text($txt, 0, 'XQUOT');
}
- $tg->increase_termpos;
@$lines = ();
}
+sub add_xapian ($$$$$) {
+ my ($self, $mime, $num, $oid, $mids, $mid0) = @_;
+ my $smsg = PublicInbox::SearchMsg->new($mime);
+ my $doc = Search::Xapian::Document->new;
+ my $subj = $smsg->subject;
+ add_val($doc, PublicInbox::Search::TS(), $smsg->ts);
+ my @ds = gmtime($smsg->ds);
+ my $yyyymmdd = strftime('%Y%m%d', @ds);
+ add_val($doc, PublicInbox::Search::YYYYMMDD(), $yyyymmdd);
+ my $dt = strftime('%Y%m%d%H%M%S', @ds);
+ add_val($doc, PublicInbox::Search::DT(), $dt);
+
+ my $tg = $self->term_generator;
+
+ $tg->set_document($doc);
+ $self->index_text($subj, 1, 'S') if $subj;
+ $self->index_users($smsg);
+
+ msg_iter($mime, sub {
+ my ($part, $depth, @idx) = @{$_[0]};
+ my $ct = $part->content_type || 'text/plain';
+ my $fn = $part->filename;
+ if (defined $fn && $fn ne '') {
+ $self->index_text($fn, 1, 'XFN');
+ }
+
+ my ($s, undef) = msg_part_text($part, $ct);
+ defined $s or return;
+
+ my (@orig, @quot);
+ my @lines = split(/\n/, $s);
+ while (defined(my $l = shift @lines)) {
+ if ($l =~ /^>/) {
+ $self->index_body(\@orig, $doc) if @orig;
+ push @quot, $l;
+ } else {
+ $self->index_body(\@quot, 0) if @quot;
+ push @orig, $l;
+ }
+ }
+ $self->index_body(\@quot, 0) if @quot;
+ $self->index_body(\@orig, $doc) if @orig;
+ });
+
+ foreach my $mid (@$mids) {
+ $self->index_text($mid, 1, 'XM');
+
+ # because too many Message-IDs are prefixed with
+ # "Pine.LNX."...
+ if ($mid =~ /\w{12,}/) {
+ my @long = ($mid =~ /(\w{3,}+)/g);
+ $self->index_text(join(' ', @long), 1, 'XM');
+ }
+ }
+ $smsg->{to} = $smsg->{cc} = '';
+ PublicInbox::OverIdx::parse_references($smsg, $mid0, $mids);
+ my $data = $smsg->to_doc_data($oid, $mid0);
+ $doc->set_data($data);
+ if (my $altid = $self->{-altid}) {
+ foreach my $alt (@$altid) {
+ my $pfx = $alt->{xprefix};
+ foreach my $mid (@$mids) {
+ my $id = $alt->mid2alt($mid);
+ next unless defined $id;
+ $doc->add_boolean_term($pfx . $id);
+ }
+ }
+ }
+ $doc->add_boolean_term('Q' . $_) foreach @$mids;
+ $self->{xdb}->replace_document($num, $doc);
+}
+
sub add_message {
# mime = Email::MIME object
my ($self, $mime, $bytes, $num, $oid, $mid0) = @_;
- my $doc_id;
my $mids = mids($mime->header_obj);
$mid0 = $mids->[0] unless defined $mid0; # v1 compatibility
unless (defined $num) { # v1
$num = index_mm($self, $mime);
}
eval {
- my $smsg = PublicInbox::SearchMsg->new($mime);
- my $doc = $smsg->{doc};
- my $subj = $smsg->subject;
- add_val($doc, PublicInbox::Search::TS(), $smsg->ts);
- my @ds = gmtime($smsg->ds);
- my $yyyymmdd = strftime('%Y%m%d', @ds);
- add_val($doc, PublicInbox::Search::YYYYMMDD(), $yyyymmdd);
- my $dt = strftime('%Y%m%d%H%M%S', @ds);
- add_val($doc, PublicInbox::Search::DT(), $dt);
-
- my $tg = $self->term_generator;
-
- $tg->set_document($doc);
- $tg->index_text($subj, 1, 'S') if $subj;
- $tg->increase_termpos;
-
- index_users($tg, $smsg);
-
- msg_iter($mime, sub {
- my ($part, $depth, @idx) = @{$_[0]};
- my $ct = $part->content_type || 'text/plain';
- my $fn = $part->filename;
- if (defined $fn && $fn ne '') {
- $tg->index_text($fn, 1, 'XFN');
- $tg->increase_termpos;
- }
-
- return if $ct =~ m!\btext/x?html\b!i;
-
- my $s = eval { $part->body_str };
- if ($@) {
- if ($ct =~ m!\btext/plain\b!i) {
- # Try to assume UTF-8 because Alpine
- # seems to do wacky things and set
- # charset=X-UNKNOWN
- $part->charset_set('UTF-8');
- $s = eval { $part->body_str };
- $s = $part->body if $@;
- }
- }
- defined $s or return;
-
- my (@orig, @quot);
- my $body = $part->body;
- my @lines = split(/\n/, $body);
- while (defined(my $l = shift @lines)) {
- if ($l =~ /^>/) {
- index_body($tg, \@orig, $doc) if @orig;
- push @quot, $l;
- } else {
- index_body($tg, \@quot, 0) if @quot;
- push @orig, $l;
- }
- }
- index_body($tg, \@quot, 0) if @quot;
- index_body($tg, \@orig, $doc) if @orig;
- });
-
- foreach my $mid (@$mids) {
- $tg->index_text($mid, 1, 'XM');
-
- # because too many Message-IDs are prefixed with
- # "Pine.LNX."...
- if ($mid =~ /\w{12,}/) {
- my @long = ($mid =~ /(\w{3,}+)/g);
- $tg->index_text(join(' ', @long), 1, 'XM');
- }
- $tg->increase_termpos;
- }
- $smsg->{to} = $smsg->{cc} = '';
- PublicInbox::OverIdx::parse_references($smsg, $mid0, $mids);
- my $data = $smsg->to_doc_data($oid, $mid0);
- $doc->set_data($data);
- if (my $altid = $self->{-altid}) {
- foreach my $alt (@$altid) {
- my $pfx = $alt->{xprefix};
- foreach my $mid (@$mids) {
- my $id = $alt->mid2alt($mid);
- next unless defined $id;
- $doc->add_boolean_term($pfx . $id);
- }
- }
+ if ($self->{indexlevel} =~ $xapianlevels) {
+ $self->add_xapian($mime, $num, $oid, $mids, $mid0)
}
-
if (my $over = $self->{over}) {
$over->add_overview($mime, $bytes, $num, $oid, $mid0);
}
- $doc->add_boolean_term('Q' . $_) foreach @$mids;
- $self->{xdb}->replace_document($doc_id = $num, $doc);
};
if ($@) {
warn "failed to index message <".join('> <',@$mids).">: $@\n";
return undef;
}
- $doc_id;
+ $num;
}
# returns begin and end PostingIterator
for (; $head != $tail; $head->inc) {
my $docid = $head->get_docid;
my $doc = $db->get_document($docid);
- my $smsg = PublicInbox::SearchMsg->wrap($doc, $mid);
- $smsg->load_expand;
+ my $smsg = PublicInbox::SearchMsg->wrap($mid);
+ $smsg->load_expand($doc);
if ($smsg->{blob} eq $oid) {
push(@delete, $docid);
}
my $blob = $1;
if (delete $D{$blob}) {
if (defined $self->{regen_down}) {
- $self->{regen_down}--;
+ my $num = $self->{regen_down}--;
+ $self->{mm}->num_highwater($num);
}
next;
}
my $git = $self->{git};
if (index($range, '..') < 0) {
- my $regen_max = 0;
- # can't use 'rev-list --count' if we use --diff-filter
- my $fh = $git->popen(qw(log --pretty=tformat:%h
- --no-notes --no-color --no-renames
- --diff-filter=AM), $range);
- ++$regen_max while <$fh>;
- my (undef, $max) = $self->{mm}->minmax;
-
- if ($max && $max == $regen_max) {
+ # don't show annoying git errrors to users who run -index
+ # on empty inboxes
+ $git->qx(qw(rev-parse -q --verify), "$range^0");
+ if ($?) {
+ open my $fh, '<', '/dev/null' or
+ die "failed to open /dev/null: $!\n";
+ return $fh;
+ }
+ }
+
+ # Count the new files so they can be added newest to oldest
+ # and still have numbers increasing from oldest to newest
+ my $fcount = 0;
+ # can't use 'rev-list --count' if we use --diff-filter
+ my $fh = $git->popen(qw(log --pretty=tformat:%h
+ --no-notes --no-color --no-renames
+ --diff-filter=AM), $range);
+ ++$fcount while <$fh>;
+ my $high = $self->{mm}->num_highwater;
+
+ if (index($range, '..') < 0) {
+ if ($high && $high == $fcount) {
# fix up old bugs in full indexes which caused messages to
# not appear in Msgmap
- $self->{regen_up} = $max;
+ $self->{regen_up} = $high;
} else {
# normal regen is for for fresh data
- $self->{regen_down} = $regen_max;
+ $self->{regen_down} = $fcount;
}
+ } else {
+ # Give oldest messages the smallest numbers
+ $self->{regen_down} = $high + $fcount;
}
$git->popen(qw/log --no-notes --no-color --no-renames
--raw -r --no-abbrev/, $range);
}
+# --is-ancestor requires git 1.8.0+
sub is_ancestor ($$$) {
my ($git, $cur, $tip) = @_;
return 0 unless $git->check($cur);
}
$dbh->commit;
}
- if ($mkey && $newest) {
+ if ($mkey && $newest && $self->{indexlevel} =~ $xapianlevels) {
my $cur = $xdb->get_metadata($mkey);
if (need_update($self, $cur, $newest)) {
$xdb->set_metadata($mkey, $newest);