c12s-kubespray/roles/dnsmasq/tasks/main.yml

69 lines
1.8 KiB
YAML

---
- name: populate inventory into hosts file
lineinfile:
dest: /etc/hosts
regexp: "^{{ hostvars[item].ansible_default_ipv4.address }} {{ item }}$"
line: "{{ hostvars[item].ansible_default_ipv4.address }} {{ item }}"
state: present
when: hostvars[item].ansible_default_ipv4.address is defined
with_items: groups['all']
- name: populate kubernetes loadbalancer address into hosts file
lineinfile:
dest: /etc/hosts
regexp: ".*{{ apiserver_loadbalancer_domain_name }}$"
line: "{{ loadbalancer_apiserver.address }} lb-apiserver.kubernetes.local"
state: present
when: loadbalancer_apiserver is defined
- name: clean hosts file
lineinfile:
dest: /etc/hosts
regexp: "{{ item }}"
state: absent
with_items:
- '^127\.0\.0\.1(\s+){{ inventory_hostname }}.*'
- '^::1(\s+){{ inventory_hostname }}.*'
- name: install dnsmasq and bindr9utils
apt:
name: "{{ item }}"
state: present
update_cache: yes
with_items:
- dnsmasq
- bind9utils
when: inventory_hostname in groups['kube-master']
- name: ensure dnsmasq.d directory exists
file:
path: /etc/dnsmasq.d
state: directory
when: inventory_hostname in groups['kube-master']
- name: configure dnsmasq
template:
src: 01-kube-dns.conf.j2
dest: /etc/dnsmasq.d/01-kube-dns.conf
mode: 755
notify:
- restart dnsmasq
when: inventory_hostname in groups['kube-master']
- name: enable dnsmasq
service:
name: dnsmasq
state: started
enabled: yes
when: inventory_hostname in groups['kube-master']
- name: update resolv.conf with new DNS setup
template:
src: resolv.conf.j2
dest: /etc/resolv.conf
mode: 644
- name: disable resolv.conf modification by dhclient
copy: src=dhclient_nodnsupdate dest=/etc/dhcp/dhclient-enter-hooks.d/nodnsupdate mode=u+x
- meta: flush_handlers