From 7608f1ee65333d83dbbaff80e3c94270f81373b1 Mon Sep 17 00:00:00 2001 From: Jeffrey Zhang Date: Sat, 24 Sep 2016 11:24:11 +0800 Subject: [PATCH] Revert "Bind EPMD to api interface address" This issue still exsits when disable ipv6 feature. This reverts commit 5480bd9b1d3a9efcd3618ddf12718d2621ceeb47. Change-Id: I1e6c6bff5585cf5a49890668203d6971112c32f1 --- ansible/roles/rabbitmq/templates/rabbitmq-env.conf.j2 | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/ansible/roles/rabbitmq/templates/rabbitmq-env.conf.j2 b/ansible/roles/rabbitmq/templates/rabbitmq-env.conf.j2 index 81ccce679d..564967cb9c 100644 --- a/ansible/roles/rabbitmq/templates/rabbitmq-env.conf.j2 +++ b/ansible/roles/rabbitmq/templates/rabbitmq-env.conf.j2 @@ -6,5 +6,14 @@ RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS="-pa /usr/lib/rabbitmq/lib/{{ rabbitmq_versi RABBITMQ_LOG_BASE=/var/log/kolla/rabbitmq -export ERL_EPMD_ADDRESS={{ api_interface_address }} +# TODO(sdake, vhosakot) +# erlang by default binds to wildcard (all interfaces) and can potentially +# interfere with the neutron external or tenant networks. We should in theory +# bind epmd to the host's IPv4 address to address the issue however this also +# has issues and can crash erlang when it is compiled with IPv6 support. +# See bugs: +# https://bugs.launchpad.net/ubuntu/+source/erlang/+bug/1374109 +# https://bugs.launchpad.net/kolla/+bug/1562701 +# https://bugzilla.redhat.com/show_bug.cgi?id=1324922 +#export ERL_EPMD_ADDRESS={{ api_interface_address }} export ERL_EPMD_PORT={{ rabbitmq_epmd_port }}