use PublicInbox::Inbox;
use PublicInbox::OverIdx;
use PublicInbox::Msgmap;
-use PublicInbox::Spawn;
+use PublicInbox::Spawn qw(spawn);
+use PublicInbox::SearchIdx;
use IO::Handle;
# an estimate of the post-packed size to the raw uncompressed size
my $PACKING_FACTOR = 0.4;
# assume 2 cores if GNU nproc(1) is not available
-sub nproc () {
- int($ENV{NPROC} || `nproc 2>/dev/null` || 2);
+sub nproc_parts () {
+ my $n = int($ENV{NPROC} || `nproc 2>/dev/null` || 2);
+ # subtract for the main process and git-fast-import
+ $n -= 1;
+ $n < 1 ? 1 : $n;
}
sub count_partitions ($) {
}
$v2ibx = PublicInbox::InboxWritable->new($v2ibx);
+ $v2ibx->umask_prepare;
my $xpfx = "$dir/xap" . PublicInbox::Search::SCHEMA_VERSION;
my $self = {
rotate_bytes => int((1024 * 1024 * 1024) / $PACKING_FACTOR),
last_commit => [], # git repo -> commit
};
- $self->{partitions} = count_partitions($self) || nproc();
+ $self->{partitions} = count_partitions($self) || nproc_parts();
bless $self, $class;
}
# mimics Import::add and wraps it for v2
sub add {
my ($self, $mime, $check_cb) = @_;
+ $self->{-inbox}->with_umask(sub {
+ _add($self, $mime, $check_cb)
+ });
+}
+
+sub _add {
+ my ($self, $mime, $check_cb) = @_;
# spam check:
if ($check_cb) {
};
# crap, Message-ID is already known, hope somebody just resent:
- $self->barrier;
foreach my $m (@$mids) {
# read-only lookup now safe to do after above barrier
my $existing = $self->lookup_content($mime, $m);
my $hdr = $mime->header_obj;
my $dig = content_digest($mime);
- $$mid0 = PublicInbox::Import::digest2mid($dig);
+ $$mid0 = PublicInbox::Import::digest2mid($dig, $hdr);
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);
+ $$mid0 = PublicInbox::Import::digest2mid($dig, $hdr);
$num = $self->{mm}->mid_insert($$mid0);
# fall back to a random Message-ID and give up determinism:
until (defined($num)) {
$dig->add(rand);
- $$mid0 = PublicInbox::Import::digest2mid($dig);
+ $$mid0 = PublicInbox::Import::digest2mid($dig, $hdr);
warn "using random Message-ID <$$mid0> as fallback\n";
$num = $self->{mm}->mid_insert($$mid0);
}
$purges;
}
+sub content_ids ($) {
+ my ($mime) = @_;
+ my @cids = ( content_id($mime) );
+
+ # Email::MIME->as_string doesn't always round-trip, so we may
+ # use a second content_id
+ my $rt = content_id(PublicInbox::MIME->new(\($mime->as_string)));
+ push @cids, $rt if $cids[0] ne $rt;
+ \@cids;
+}
+
+sub content_matches ($$) {
+ my ($cids, $existing) = @_;
+ my $cid = content_id($existing);
+ foreach (@$cids) {
+ return 1 if $_ eq $cid
+ }
+ 0
+}
+
sub remove_internal {
my ($self, $mime, $cmt_msg, $purge) = @_;
- $self->barrier;
$self->idx_init;
my $im = $self->importer unless $purge;
- my $ibx = $self->{-inbox};
my $over = $self->{over};
- my $cid = content_id($mime);
+ my $cids = content_ids($mime);
my $parts = $self->{idx_parts};
my $mm = $self->{mm};
my $removed;
my %gone;
my ($id, $prev);
while (my $smsg = $over->next_by_mid($mid, \$id, \$prev)) {
- my $msg = $ibx->msg_by_smsg($smsg);
+ my $msg = get_blob($self, $smsg);
if (!defined($msg)) {
warn "broken smsg for $mid\n";
next; # continue
}
my $orig = $$msg;
my $cur = PublicInbox::MIME->new($msg);
- if (content_id($cur) eq $cid) {
+ if (content_matches($cids, $cur)) {
$smsg->{mime} = $cur;
$gone{$smsg->{num}} = [ $smsg, \$orig ];
}
$orig = undef;
$self->unindex_oid_remote($oid, $mid);
}
- $self->barrier;
}
if (defined $mark) {
sub remove {
my ($self, $mime, $cmt_msg) = @_;
- remove_internal($self, $mime, $cmt_msg);
+ $self->{-inbox}->with_umask(sub {
+ remove_internal($self, $mime, $cmt_msg);
+ });
}
sub purge {
my ($self, $mime) = @_;
- my $purges = remove_internal($self, $mime, undef, {});
+ my $purges = $self->{-inbox}->with_umask(sub {
+ remove_internal($self, $mime, undef, {});
+ });
$self->idx_init if @$purges; # ->done is called on purges
for my $i (0..$#$purges) {
defined(my $cmt = $purges->[$i]) or next;
}
}
-sub done {
- my ($self) = @_;
- my $im = delete $self->{im};
- $im->done if $im; # PublicInbox::Import::done
-
- my $mm = $self->{mm};
- $mm->{dbh}->commit if $mm;
-
- # order matters, we can only close {over} after all partitions
- # are done because the partitions also write to {over}
- my $parts = delete $self->{idx_parts};
- if ($parts) {
- $_->remote_commit for @$parts;
- $_->remote_close for @$parts;
- }
-
- my $over = $self->{over};
- $over->commit_lazy;
- $over->disconnect;
-
- if ($mm) {
- $mm->{dbh}->begin_work;
- set_last_commits($self);
- $mm->{dbh}->commit;
- delete $self->{mm};
- }
-
- delete $self->{bnote};
- $self->{transact_bytes} = 0;
- $self->lock_release if $parts;
-}
-
-sub checkpoint {
- my ($self) = @_;
- my $im = $self->{im};
- $im->checkpoint if $im; # PublicInbox::Import::checkpoint
- $self->barrier;
-}
-
sub barrier_init {
my ($self, $n) = @_;
$self->{bnote} or return;
}
}
-# issue a write barrier to ensure all data is visible to other processes
-# and read-only ops. Order of data importance is: git > SQLite > Xapian
-sub barrier {
- my ($self) = @_;
+sub checkpoint ($;$) {
+ my ($self, $wait) = @_;
if (my $im = $self->{im}) {
- $im->barrier;
+ if ($wait) {
+ $im->barrier;
+ } else {
+ $im->checkpoint;
+ }
}
my $parts = $self->{idx_parts};
if ($parts) {
$self->{over}->commit_lazy;
# Now deal with Xapian
- my $barrier = $self->barrier_init(scalar @$parts);
+ if ($wait) {
+ my $barrier = $self->barrier_init(scalar @$parts);
- # each partition needs to issue a barrier command
- $_->remote_barrier for @$parts;
- $self->barrier_wait($barrier); # wait for each Xapian partition
+ # each partition needs to issue a barrier command
+ $_->remote_barrier for @$parts;
+
+ # wait for each Xapian partition
+ $self->barrier_wait($barrier);
+ } else {
+ $_->remote_commit for @$parts;
+ }
# last_commit is special, don't commit these until
# remote partitions are done:
$self->{transact_bytes} = 0;
}
+# issue a write barrier to ensure all data is visible to other processes
+# and read-only ops. Order of data importance is: git > SQLite > Xapian
+sub barrier { checkpoint($_[0], 1) };
+
+sub done {
+ my ($self) = @_;
+ my $im = delete $self->{im};
+ $im->done if $im; # PublicInbox::Import::done
+ checkpoint($self);
+ my $mm = delete $self->{mm};
+ $mm->{dbh}->commit if $mm;
+ my $parts = delete $self->{idx_parts};
+ if ($parts) {
+ $_->remote_close for @$parts;
+ }
+ $self->{over}->disconnect;
+ delete $self->{bnote};
+ $self->{transact_bytes} = 0;
+ $self->lock_release if $parts;
+}
+
sub git_init {
my ($self, $epoch) = @_;
my $pfx = "$self->{-inbox}->{mainrepo}/git";
} else {
$self->{im} = undef;
$im->done;
- $self->barrier;
$im = undef;
+ $self->checkpoint;
my $git_dir = $self->git_init(++$self->{epoch_max});
my $git = PublicInbox::Git->new($git_dir);
return $self->import_init($git, 0);
sub diff ($$$) {
my ($mid, $cur, $new) = @_;
use File::Temp qw(tempfile);
- use PublicInbox::Spawn qw(spawn);
my ($ah, $an) = tempfile('email-cur-XXXXXXXX', TMPDIR => 1);
print $ah $cur->as_string or die "print: $!";
unlink($an, $bn);
}
+sub get_blob ($$) {
+ my ($self, $smsg) = @_;
+ if (my $im = $self->{im}) {
+ my $msg = $im->cat_blob($smsg->{blob});
+ return $msg if $msg;
+ }
+ # older message, should be in alternates
+ my $ibx = $self->{-inbox};
+ $ibx->msg_by_smsg($smsg);
+}
+
sub lookup_content {
my ($self, $mime, $mid) = @_;
- my $ibx = $self->{-inbox};
my $over = $self->{over};
- my $cid = content_id($mime);
- my $found;
+ my $cids = content_ids($mime);
my ($id, $prev);
while (my $smsg = $over->next_by_mid($mid, \$id, \$prev)) {
- my $msg = $ibx->msg_by_smsg($smsg);
+ my $msg = get_blob($self, $smsg);
if (!defined($msg)) {
warn "broken smsg for $mid\n";
next;
}
my $cur = PublicInbox::MIME->new($msg);
- if (content_id($cur) eq $cid) {
+ if (content_matches($cids, $cur)) {
$smsg->{mime} = $cur;
- $found = $smsg;
- last;
+ return $smsg;
}
+
# XXX DEBUG_DIFF is experimental and may be removed
diff($mid, $cur, $mime) if $ENV{DEBUG_DIFF};
}
- $found;
+ undef;
}
sub atfork_child {
$heads;
}
-sub is_ancestor ($$$) {
- my ($git, $cur, $tip) = @_;
- return 0 unless $git->check($cur);
- my $cmd = [ 'git', "--git-dir=$git->{git_dir}",
- qw(merge-base --is-ancestor), $cur, $tip ];
- my $pid = spawn($cmd);
- defined $pid or die "spawning ".join(' ', @$cmd)." failed: $!";
- waitpid($pid, 0) == $pid or die join(' ', @$cmd) .' did not finish';
- $? == 0;
-}
+*is_ancestor = *PublicInbox::SearchIdx::is_ancestor;
sub index_prepare {
my ($self, $opts, $epoch_max, $ranges) = @_;
$ranges->[$i] = $range;
# can't use 'rev-list --count' if we use --diff-filter
- my $fh = $git->popen(qw(log --pretty=tformat:%h
+ my $fh = $git->popen(qw(log --pretty=tformat:%H
--no-notes --no-color --no-renames
--diff-filter=AM), $range, '--', 'm');
++$regen_max while <$fh>;
my %gone;
my ($id, $prev);
while (my $smsg = $over->next_by_mid($mid, \$id, \$prev)) {
- $gone{$smsg->num} = 1 if $oid eq $smsg->{blob};
+ $gone{$smsg->{num}} = 1 if $oid eq $smsg->{blob};
1; # continue
}
my $n = scalar keys %gone;
}
$self->{unindexed}->{$_}++ foreach keys %gone;
$self->unindex_oid_remote($oid, $mid);
- $self->barrier;
}
}
sub unindex {
my ($self, $opts, $git, $unindex_range) = @_;
my $un = $self->{unindexed} ||= {}; # num => removal count
- $self->barrier;
my $before = scalar keys %$un;
my @cmd = qw(log --raw -r
--no-notes --no-color --no-abbrev --no-renames);
sub index_sync {
my ($self, $opts) = @_;
$opts ||= {};
- my $ibx = $self->{-inbox};
my $epoch_max;
my $latest = git_dir_latest($self, \$epoch_max);
return unless defined $latest;
my $regen = $self->index_prepare($opts, $epoch_max, $ranges);
$$regen += $max if $max;
my $D = {};
- my @cmd = qw(log --raw -r --pretty=tformat:%h
+ my @cmd = qw(log --raw -r --pretty=tformat:%H
--no-notes --no-color --no-abbrev --no-renames);
# work backwards through history