From 4dba34bd0239b36b9132bb38257c1feca469c23b Mon Sep 17 00:00:00 2001
From: Hugo Blom <bl0m1@users.noreply.github.com>
Date: Tue, 20 Aug 2019 08:45:32 +0200
Subject: [PATCH] add cinder max attached volumes (#5089)
---
contrib/terraform/openstack/README.md | 5 +++++
.../node/templates/cloud-configs/openstack-cloud-config.j2 | 3 +++
2 files changed, 8 insertions(+)
diff --git a/contrib/terraform/openstack/README.md b/contrib/terraform/openstack/README.md
index d9d49e4e6..a1e5ea271 100644
--- a/contrib/terraform/openstack/README.md
+++ b/contrib/terraform/openstack/README.md
@@ -415,6 +415,11 @@ kube_network_plugin: flannel
# For Container Linux by CoreOS:
resolvconf_mode: host_resolvconf
```
+- Set max amount of attached cinder volume per host (default 256)
+```
+node_volume_attach_limit: 26
+```
+
### Deploy Kubernetes
diff --git a/roles/kubernetes/node/templates/cloud-configs/openstack-cloud-config.j2 b/roles/kubernetes/node/templates/cloud-configs/openstack-cloud-config.j2
index 81877c895..b1f8e0a24 100644
--- a/roles/kubernetes/node/templates/cloud-configs/openstack-cloud-config.j2
+++ b/roles/kubernetes/node/templates/cloud-configs/openstack-cloud-config.j2
@@ -27,6 +27,9 @@ bs-version={{ openstack_blockstorage_version }}
{% if openstack_blockstorage_ignore_volume_az is defined and openstack_blockstorage_ignore_volume_az|bool %}
ignore-volume-az={{ openstack_blockstorage_ignore_volume_az }}
{% endif %}
+{% if node_volume_attach_limit is defined and node_volume_attach_limit != "" %}
+node-volume-attach-limit="{{ node_volume_attach_limit }}"
+{% endif %}
{% if openstack_lbaas_enabled and openstack_lbaas_subnet_id is defined %}
[LoadBalancer]
--
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