102 lines
2.8 KiB
YAML
102 lines
2.8 KiB
YAML
---
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- name: check resolvconf
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shell: which resolvconf
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register: resolvconf
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ignore_errors: yes
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changed_when: false
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- name: target resolv.conf file
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set_fact:
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resolvconffile: >-
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{%- if resolvconf.rc == 0 -%}/etc/resolvconf/resolv.conf.d/head{%- else -%}/etc/resolv.conf{%- endif -%}
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- name: generate search domains to resolvconf
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set_fact:
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searchentries:
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"{{ ([ 'default.svc.' + dns_domain, 'svc.' + dns_domain ] + searchdomains|default([])) | join(' ') }}"
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- name: pick dnsmasq cluster IP
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set_fact:
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dnsmasq_server: >-
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{%- if skip_dnsmasq|bool -%}{{ [ skydns_server ] + upstream_dns_servers|default([]) }}{%- else -%}{{ [ dns_server ] }}{%- endif -%}
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- name: generate nameservers to resolvconf
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set_fact:
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nameserverentries:
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"{{ dnsmasq_server|default([]) + nameservers|default([]) }}"
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- name: Remove search and nameserver options from resolvconf head
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lineinfile:
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dest: /etc/resolvconf/resolv.conf.d/head
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state: absent
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regexp: "^{{ item }}.*$"
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backup: yes
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follow: yes
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with_items:
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- search
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- nameserver
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when: resolvconf.rc == 0
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notify: Dnsmasq | update resolvconf
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- name: Add search domains to resolv.conf
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lineinfile:
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line: "search {{searchentries}}"
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dest: "{{resolvconffile}}"
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state: present
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insertbefore: BOF
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backup: yes
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follow: yes
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notify: Dnsmasq | update resolvconf
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- name: Add nameservers to resolv.conf
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blockinfile:
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dest: "{{resolvconffile}}"
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block: |-
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{% for item in nameserverentries -%}
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nameserver {{ item }}
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{% endfor %}
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state: present
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insertafter: "^search.*$"
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create: yes
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backup: yes
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follow: yes
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marker: "# Ansible nameservers {mark}"
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notify: Dnsmasq | update resolvconf
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- name: Add options to resolv.conf
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lineinfile:
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line: options {{ item }}
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dest: "{{resolvconffile}}"
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state: present
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regexp: "^options.*{{ item }}$"
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insertafter: EOF
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backup: yes
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follow: yes
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with_items:
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- ndots:{{ ndots }}
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- timeout:2
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- attempts:2
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notify: Dnsmasq | update resolvconf
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- name: Remove search and nameserver options from resolvconf base
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lineinfile:
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dest: /etc/resolvconf/resolv.conf.d/base
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state: absent
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regexp: "^{{ item }}.*$"
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backup: yes
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follow: yes
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with_items:
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- search
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- nameserver
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when: resolvconf.rc == 0
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notify: Dnsmasq | update resolvconf
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- name: disable resolv.conf modification by dhclient
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copy: src=dhclient_nodnsupdate dest=/etc/dhcp/dhclient-enter-hooks.d/znodnsupdate mode=0755
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notify: Dnsmasq | restart network
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when: ansible_os_family == "Debian"
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- name: disable resolv.conf modification by dhclient
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copy: src=dhclient_nodnsupdate dest=/etc/dhcp/dhclient.d/nodnsupdate mode=u+x
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notify: Dnsmasq | restart network
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when: ansible_os_family == "RedHat"
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