user/dev discussion of public-inbox itself
 help / color / Atom feed
* [PATCH] solvergit: don't drop update-index stdin with qspawn
@ 2019-09-12  6:58 Eric Wong
  0 siblings, 0 replies; only message in thread
From: Eric Wong @ 2019-09-12  6:58 UTC (permalink / raw)
  To: meta

It's possible for Qspawn callers to be deferred, in which case
we must ensure we don't cause the temporary file used for
stdin to become unref-ed and closed.

This can be a problem when we exceed the default Qspawn
limiter of 32 concurrent processes for "git update-index".
---
 lib/PublicInbox/SolverGit.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/PublicInbox/SolverGit.pm b/lib/PublicInbox/SolverGit.pm
index 58869ffb..49f94895 100644
--- a/lib/PublicInbox/SolverGit.pm
+++ b/lib/PublicInbox/SolverGit.pm
@@ -241,7 +241,7 @@ sub prepare_index ($) {
 	sysseek($in, 0, 0) or die "seek: $!";
 
 	dbg($self, 'preparing index');
-	my $rdr = { 0 => fileno($in) };
+	my $rdr = { 0 => fileno($in), -hold => $in };
 	my $cmd = [ qw(git update-index -z --index-info) ];
 	my $qsp = PublicInbox::Qspawn->new($cmd, $self->{git_env}, $rdr);
 	$qsp->psgi_qx($self->{psgi_env}, undef, sub {
-- 
2.22.0.rc1.1.g3e0570f6ac


^ permalink raw reply	[flat|nested] only message in thread

only message in thread, back to index

Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-09-12  6:58 [PATCH] solvergit: don't drop update-index stdin with qspawn Eric Wong

user/dev discussion of public-inbox itself

Archives are clonable:
	git clone --mirror https://public-inbox.org/meta
	git clone --mirror http://czquwvybam4bgbro.onion/meta
	git clone --mirror http://hjrcffqmbrq6wope.onion/meta
	git clone --mirror http://ou63pmih66umazou.onion/meta

Example config snippet for mirrors

Newsgroups are available over NNTP:
	nntp://news.public-inbox.org/inbox.comp.mail.public-inbox.meta
	nntp://ou63pmih66umazou.onion/inbox.comp.mail.public-inbox.meta
	nntp://czquwvybam4bgbro.onion/inbox.comp.mail.public-inbox.meta
	nntp://hjrcffqmbrq6wope.onion/inbox.comp.mail.public-inbox.meta
	nntp://news.gmane.org/gmane.mail.public-inbox.general

 note: .onion URLs require Tor: https://www.torproject.org/

AGPL code for this site: git clone https://public-inbox.org/ public-inbox