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-rw-r--r--roles/kubernetes-base/tasks/main.yaml1
-rw-r--r--roles/kubernetes-base/templates/50-extra.conf.j22
-rw-r--r--roles/kubernetes-net/templates/ifupdown.sh.j210
3 files changed, 13 insertions, 0 deletions
diff --git a/roles/kubernetes-base/tasks/main.yaml b/roles/kubernetes-base/tasks/main.yaml
index 3cc9cecf..4e3aba4e 100644
--- a/roles/kubernetes-base/tasks/main.yaml
+++ b/roles/kubernetes-base/tasks/main.yaml
@@ -59,6 +59,7 @@
- name: install kubelet config snippets
with_items:
- 20-dns.conf
+ - 50-extra.conf
template:
src: "{{ item }}.j2"
dest: "/etc/systemd/system/kubelet.service.d/{{ item }}"
diff --git a/roles/kubernetes-base/templates/50-extra.conf.j2 b/roles/kubernetes-base/templates/50-extra.conf.j2
new file mode 100644
index 00000000..9fff76b0
--- /dev/null
+++ b/roles/kubernetes-base/templates/50-extra.conf.j2
@@ -0,0 +1,2 @@
+[Service]
+Environment="KUBELET_EXTRA_ARGS={% if external_ip is defined %}--node-ip={{ external_ip }} {% endif %}"
diff --git a/roles/kubernetes-net/templates/ifupdown.sh.j2 b/roles/kubernetes-net/templates/ifupdown.sh.j2
index eef1b22f..701128f3 100644
--- a/roles/kubernetes-net/templates/ifupdown.sh.j2
+++ b/roles/kubernetes-net/templates/ifupdown.sh.j2
@@ -19,6 +19,11 @@ TUN_IP_CIDR="{{ kubernetes.pod_ip_range | ipsubnet(kubernetes.pod_ip_range_size,
case "$1" in
up)
+{% if external_ip is defined %}
+ # add external-ip to loopback interface so kubelet will accept this as --node-ip
+ ip addr add dev lo {{ external_ip }}/32
+
+{% endif %}
# bring up bridge for local pods
ip link add dev "$BR_IF" type bridge
ip addr add dev "$BR_IF" "$BR_IP_CIDR"
@@ -41,6 +46,11 @@ case "$1" in
# bring down bridge for local pods
iptables -t nat -D POSTROUTING -s "$BR_NET_CIDR" -o "$INET_IF" -j MASQUERADE
ip link del dev "$BR_IF"
+{% if external_ip is defined %}
+
+ # remove external-ip from loopback interface
+ ip addr del dev lo {{ external_ip }}/32
+{% endif %}
;;
*)
echo "usage: $0 (up|down)"