From: Ivan Kohler <ivan@freeside.biz>
Date: Thu, 19 Apr 2018 01:03:07 +0000 (-0700)
Subject: ip allocation mutex for high-traffic implementations, RT#79825
X-Git-Url: http://git.freeside.biz/gitweb/?p=freeside.git;a=commitdiff_plain;h=7738617402d4f0a6fd6b75fa8c56b48c715a3c51;ds=sidebyside

ip allocation mutex for high-traffic implementations, RT#79825
---

diff --git a/FS/FS/IP_Mixin.pm b/FS/FS/IP_Mixin.pm
index beb41d290..3ec769313 100644
--- a/FS/FS/IP_Mixin.pm
+++ b/FS/FS/IP_Mixin.pm
@@ -130,6 +130,10 @@ sub assign_ip_addr {
   my $self = shift;
   my %opt = @_;
 
+  #otherwise we'll get the same assignment for concurrent identical calls
+  # this will serialize them
+  $_->lock_table foreach @subclasses;
+
   my @blocks;
   my $na = $self->NetAddr;