X-Git-Url: http://www.git.stargrave.org/?p=public-inbox.git;a=blobdiff_plain;f=lib%2FPublicInbox%2FV2Writable.pm;h=8e3122abba155e6cd20b7bcd084b4b5665b0053d;hp=51723e55ffb44662087f349a41a69a30fb36c5c1;hb=35ff6bb106909b1c1232666a9792156dfa398ea8;hpb=7503aeb540af5afd5cb1b554b3c29f35f5fc918d

diff --git a/lib/PublicInbox/V2Writable.pm b/lib/PublicInbox/V2Writable.pm
index 51723e55..8e3122ab 100644
--- a/lib/PublicInbox/V2Writable.pm
+++ b/lib/PublicInbox/V2Writable.pm
@@ -7,13 +7,15 @@ use strict;
 use warnings;
 use base qw(PublicInbox::Lock);
 use PublicInbox::SearchIdxPart;
-use PublicInbox::SearchIdxSkeleton;
 use PublicInbox::MIME;
 use PublicInbox::Git;
 use PublicInbox::Import;
 use PublicInbox::MID qw(mids);
 use PublicInbox::ContentId qw(content_id content_digest);
 use PublicInbox::Inbox;
+use PublicInbox::OverIdxFork;
+use PublicInbox::Msgmap;
+use IO::Handle;
 
 # an estimate of the post-packed size to the raw uncompressed size
 my $PACKING_FACTOR = 0.4;
@@ -57,6 +59,7 @@ sub new {
 		partitions => $nparts,
 		parallel => 1,
 		transact_bytes => 0,
+		over => PublicInbox::OverIdxFork->new("$xpfx/over.sqlite3"),
 		lock_path => "$dir/inbox.lock",
 		# limit each repo to 1GB or so
 		rotate_bytes => int((1024 * 1024 * 1024) / $PACKING_FACTOR),
@@ -117,7 +120,7 @@ sub num_for {
 	my $mids = mids($mime->header_obj);
 	if (@$mids) {
 		my $mid = $mids->[0];
-		my $num = $self->{skel}->{mm}->mid_insert($mid);
+		my $num = $self->{mm}->mid_insert($mid);
 		if (defined $num) { # common case
 			$$mid0 = $mid;
 			return $num;
@@ -140,7 +143,7 @@ sub num_for {
 		# try the rest of the mids
 		for(my $i = $#$mids; $i >= 1; $i--) {
 			my $m = $mids->[$i];
-			$num = $self->{skel}->{mm}->mid_insert($m);
+			$num = $self->{mm}->mid_insert($m);
 			if (defined $num) {
 				warn "alternative <$m> for <$mid> found\n";
 				$$mid0 = $m;
@@ -158,20 +161,20 @@ sub num_for_harder {
 	my $hdr = $mime->header_obj;
 	my $dig = content_digest($mime);
 	$$mid0 = PublicInbox::Import::digest2mid($dig);
-	my $num = $self->{skel}->{mm}->mid_insert($$mid0);
+	my $num = $self->{mm}->mid_insert($$mid0);
 	unless (defined $num) {
 		# it's hard to spoof the last Received: header
 		my @recvd = $hdr->header_raw('Received');
 		$dig->add("Received: $_") foreach (@recvd);
 		$$mid0 = PublicInbox::Import::digest2mid($dig);
-		$num = $self->{skel}->{mm}->mid_insert($$mid0);
+		$num = $self->{mm}->mid_insert($$mid0);
 
 		# fall back to a random Message-ID and give up determinism:
 		until (defined($num)) {
 			$dig->add(rand);
 			$$mid0 = PublicInbox::Import::digest2mid($dig);
 			warn "using random Message-ID <$$mid0> as fallback\n";
-			$num = $self->{skel}->{mm}->mid_insert($$mid0);
+			$num = $self->{mm}->mid_insert($$mid0);
 		}
 	}
 	PublicInbox::Import::append_mid($hdr, $$mid0);
@@ -194,13 +197,11 @@ sub idx_init {
 	# frequently activated.
 	delete $ibx->{$_} foreach (qw(git mm search));
 
+	my $over = $self->{over};
 	$ibx->umask_prepare;
 	$ibx->with_umask(sub {
 		$self->lock_acquire;
-
-		# first time initialization, first we create the skeleton pipe:
-		my $skel = PublicInbox::SearchIdxSkeleton->new($self);
-		$self->{skel} = $skel;
+		$over->create($self);
 
 		# need to create all parts before initializing msgmap FD
 		my $max = $self->{partitions} - 1;
@@ -208,12 +209,14 @@ sub idx_init {
 		# idx_parts must be visible to all forked processes
 		my $idx = $self->{idx_parts} = [];
 		for my $i (0..$max) {
-			push @$idx,
-			     PublicInbox::SearchIdxPart->new($self, $i, $skel);
+			push @$idx, PublicInbox::SearchIdxPart->new($self, $i);
 		}
 
-		# Now that all subprocesses are up, we can open the FD for SQLite:
-		$skel->_msgmap_init->{dbh}->begin_work;
+		# Now that all subprocesses are up, we can open the FDs
+		# for SQLite:
+		my $mm = $self->{mm} = PublicInbox::Msgmap->new_file(
+			"$self->{-inbox}->{mainrepo}/msgmap.sqlite3", 1);
+		$mm->{dbh}->begin_work;
 	});
 }
 
@@ -236,9 +239,8 @@ sub remove_internal {
 	my $ibx = $self->{-inbox};
 	my $srch = $ibx->search;
 	my $cid = content_id($mime);
-	my $skel = $self->{skel};
 	my $parts = $self->{idx_parts};
-	my $mm = $skel->{mm};
+	my $mm = $self->{mm};
 	my $removed;
 	my $mids = mids($mime->header_obj);
 
@@ -273,9 +275,10 @@ sub remove_internal {
 				$orig = undef;
 				$removed->num; # memoize this for callers
 
-				foreach my $idx (@$parts, $skel) {
+				foreach my $idx (@$parts) {
 					$idx->remote_remove($oid, $mid);
 				}
+				$self->{over}->remove_oid($oid, $mid);
 			}
 			1; # continue
 		});
@@ -322,18 +325,20 @@ sub barrier {
 	if (my $im = $self->{im}) {
 		$im->barrier;
 	}
-	my $skel = $self->{skel};
 	my $parts = $self->{idx_parts};
-	if ($parts && $skel) {
-		my $dbh = $skel->{mm}->{dbh};
-		$dbh->commit; # SQLite data is second in importance
+	if ($parts) {
+		my $dbh = $self->{mm}->{dbh};
+		$dbh->commit; # SQLite msgmap data is second in importance
+
+		my $over = $self->{over};
 
-		# Now deal with Xapian
-		$skel->barrier_init(scalar(@$parts));
-		# each partition needs to issue a barrier command to skel:
+		# Now deal with Xapian and overview DB
+		$over->barrier_init(scalar(@$parts));
+
+		# each partition needs to issue a barrier command to over
 		$_->remote_barrier foreach @$parts;
 
-		$skel->barrier_wait; # wait for each Xapian partition
+		$over->barrier_wait; # wait for each Xapian partition
 
 		$dbh->begin_work;
 	}
@@ -343,26 +348,30 @@ sub barrier {
 sub searchidx_checkpoint {
 	my ($self, $more) = @_;
 
-	# order matters, we can only close {skel} after all partitions
-	# are done because the partitions also write to {skel}
+	# order matters, we can only close {over} after all partitions
+	# are done because the partitions also write to {over}
 	if (my $parts = $self->{idx_parts}) {
 		foreach my $idx (@$parts) {
-			$idx->remote_commit; # propagates commit to skel
+			$idx->remote_commit; # propagates commit to over
 			$idx->remote_close unless $more;
 		}
 		delete $self->{idx_parts} unless $more;
 	}
 
-	if (my $skel = $self->{skel}) {
-		my $dbh = $skel->{mm}->{dbh};
+	if (my $mm = $self->{mm}) {
+		my $dbh = $mm->{dbh};
 		$dbh->commit;
 		if ($more) {
 			$dbh->begin_work;
 		} else {
-			$skel->remote_close;
-			delete $self->{skel};
+			delete $self->{mm};
 		}
 	}
+	my $over = $self->{over};
+	$over->remote_commit;
+	if (!$more) {
+		$over->remote_close;
+	}
 	$self->{transact_bytes} = 0;
 }
 
@@ -522,6 +531,7 @@ sub atfork_child {
 	if (my $im = $self->{im}) {
 		$im->atfork_child;
 	}
+	die "unexpected mm" if $self->{mm};
 }
 
 sub mark_deleted {
@@ -559,7 +569,7 @@ sub reindex_oid {
 	if (!defined($mid0) && $regen && !$del) {
 		$num = $$regen--;
 		die "BUG: ran out of article numbers\n" if $num <= 0;
-		my $mm = $self->{skel}->{mm};
+		my $mm = $self->{mm};
 		foreach my $mid (reverse @$mids) {
 			if ($mm->mid_set($num, $mid) == 1) {
 				$mid0 = $mid;
@@ -620,7 +630,7 @@ sub reindex {
 	my $head = $ibx->{ref_head} || 'refs/heads/master';
 	$self->idx_init; # acquire lock
 	my $x40 = qr/[a-f0-9]{40}/;
-	my $mm_tmp = $self->{skel}->{mm}->tmp_clone;
+	my $mm_tmp = $self->{mm}->tmp_clone;
 	if (!$regen) {
 		my (undef, $max) = $mm_tmp->minmax;
 		unless (defined $max) {