httpd: fix SIGHUP by invalidating cache on reload

[public-inbox.git] / script / public-inbox-httpd

diff --git a/script/public-inbox-httpd b/script/public-inbox-httpd
index b31b896d748ec952ab1c6a564b67bc2e49e63d03..7b0ec56093e070c298f017e9324887557e9edd22 100755 (executable)
--- a/script/public-inbox-httpd
+++ b/script/public-inbox-httpd
@@ -4,6 +4,7 @@
 #
 # Standalone HTTP server for public-inbox.
 use strict;
+use v5.10.1;
 use PublicInbox::Daemon;
 BEGIN {
        for (qw(Plack::Builder Plack::Util)) {
@@ -14,7 +15,7 @@ BEGIN {
        require PublicInbox::HTTPD;
 }
 
-my %httpds;
+my %httpds; # per-listen-FD mapping for HTTPD->{env}->{SERVER_<NAME|PORT>}
 my $app;
 my $refresh = sub {
        if (@ARGV) {
@@ -37,12 +38,13 @@ my $refresh = sub {
                        sub { $www->call(@_) };
                };
        }
+       %httpds = (); # invalidate cache
 };
 
 PublicInbox::Daemon::run('0.0.0.0:8080', $refresh,
        sub ($$$) { # post_accept
                my ($client, $addr, $srv) = @_;
                my $fd = fileno($srv);
-               my $h = $httpds{$fd} ||= PublicInbox::HTTPD->new($srv, $app);
+               my $h = $httpds{$fd} //= PublicInbox::HTTPD->new($srv, $app);
                PublicInbox::HTTP->new($client, $addr, $h),
        });