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---
# SPDX-license-identifier: Apache-2.0
##############################################################################
# Copyright (c) 2018 SUSE LINUX GmbH and others.
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
# NOTE(hwoarang) Kubenet expects networking to be prepared by the administrator so it's necessary
# to do that as part of the node configuration. All we need is to add static routes on every node
# so cbr0 interfaces can talk to each other.
- name: Prepare networking for kubenet
hosts: k8s-cluster
remote_user: root
gather_facts: True
become: yes
vars_files:
- "{{ xci_path }}/xci/var/opnfv.yml"
tasks:
- name: Configure static routes
block:
- name: Collect cbr0 information from the nodes
set_fact:
kubenet_xci_static_routes: |-
{% set static_routes = [] %}
{% for host in groups['k8s-cluster']|select("ne", inventory_hostname) %}
{%- set _ = static_routes.append(
{'network': (hostvars[host]['ansible_cbr0']['ipv4']['network']+'/'+
hostvars[host]['ansible_cbr0']['ipv4']['netmask'])|ipaddr('net'),
'gateway': hostvars[host]['ansible_default_ipv4']['address']}) -%}
{% endfor %}
{{ static_routes }}
- name: Add static routes on each node
shell: "ip route show | grep -q {{ item.network }} || ip route add {{ item.network }} via {{ item.gateway }}"
with_items: "{{ kubenet_xci_static_routes }}"
loop_control:
label: "{{ item.network }}"
when: deploy_scenario.find('k8-nosdn-') != -1
- name: Ensure rp_filter is disabled on localhost
sysctl:
name: net.ipv4.conf.all.rp_filter
sysctl_set: yes
state: present
value: "{{ (kubenet_xci_static_routes is defined) | ternary(0, 1) }}"
reload: yes
delegate_to: localhost
run_once: True
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