From 7c3369e1b94a9247a214406a2d83a8be0b0b03c0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Masset?= <smasset@users.noreply.github.com>
Date: Wed, 27 Oct 2021 01:03:46 +0200
Subject: [PATCH] Fixed default DNS min replica for single node clusters
 (#8112)

---
 roles/kubernetes-apps/ansible/defaults/main.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/roles/kubernetes-apps/ansible/defaults/main.yml b/roles/kubernetes-apps/ansible/defaults/main.yml
index c07dc9044..411260551 100644
--- a/roles/kubernetes-apps/ansible/defaults/main.yml
+++ b/roles/kubernetes-apps/ansible/defaults/main.yml
@@ -3,7 +3,7 @@
 dns_memory_limit: 170Mi
 dns_cpu_requests: 100m
 dns_memory_requests: 70Mi
-dns_min_replicas: 2
+dns_min_replicas: "{{ [ 2, groups['k8s_cluster'] | length ] | min }}"
 dns_nodes_per_replica: 16
 dns_cores_per_replica: 256
 dns_prevent_single_point_failure: "{{ 'true' if dns_min_replicas|int > 1 else 'false' }}"