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---
- name: Force binaries directory for Flatcar Container Linux by Kinvolk
set_fact:
bin_dir: "/opt/bin"
when: ansible_os_family in ["Flatcar Container Linux by Kinvolk"]
tags:
- facts
- name: check if booted with ostree
stat:
path: /run/ostree-booted
register: ostree
- name: set is_fedora_coreos
lineinfile:
path: /etc/os-release
line: "VARIANT_ID=coreos"
state: present
check_mode: yes
register: os_variant_coreos
changed_when: false
- name: set is_fedora_coreos
set_fact:
is_fedora_coreos: "{{ ostree.stat.exists and os_variant_coreos is not changed }}"
- name: check resolvconf
command: which resolvconf
register: resolvconf
failed_when: false
changed_when: false
check_mode: no
- name: check systemd-resolved
# noqa 303 Should we use service_facts for this?
command: systemctl is-active systemd-resolved
register: systemd_resolved_enabled
failed_when: false
changed_when: false
check_mode: no
- name: set dns facts
set_fact:
resolvconf: >-
{%- if resolvconf.rc == 0 -%}true{%- else -%}false{%- endif -%}
bogus_domains: |-
{% for d in [ 'default.svc.' + dns_domain, 'svc.' + dns_domain ] + searchdomains|default([]) -%}
{{ dns_domain }}.{{ d }}./{{ d }}.{{ d }}./com.{{ d }}./
{%- endfor %}
cloud_resolver: >-
{%- if cloud_provider is defined and cloud_provider == 'gce' -%}
['169.254.169.254']
{%- elif cloud_provider is defined and cloud_provider == 'aws' -%}
['169.254.169.253']
{%- else -%}
[]
{%- endif -%}
- name: check if kubelet is configured
stat:
path: "{{ kube_config_dir }}/kubelet.env"
register: kubelet_configured
changed_when: false
- name: check if early DNS configuration stage
set_fact:
dns_early: >-
{%- if kubelet_configured.stat.exists -%}false{%- else -%}true{%- endif -%}
- name: target resolv.conf files
set_fact:
resolvconffile: /etc/resolv.conf
base: >-
{%- if resolvconf|bool -%}/etc/resolvconf/resolv.conf.d/base{%- endif -%}
head: >-
{%- if resolvconf|bool -%}/etc/resolvconf/resolv.conf.d/head{%- endif -%}
when: not ansible_os_family in ["Flatcar Container Linux by Kinvolk"] and not is_fedora_coreos
- name: target temporary resolvconf cloud init file (Flatcar Container Linux by Kinvolk / Fedora CoreOS)
set_fact:
resolvconffile: /tmp/resolveconf_cloud_init_conf
when: ansible_os_family in ["Flatcar Container Linux by Kinvolk"] or is_fedora_coreos
- name: check if /etc/dhclient.conf exists
stat:
path: /etc/dhclient.conf
register: dhclient_stat
- name: target dhclient conf file for /etc/dhclient.conf
set_fact:
dhclientconffile: /etc/dhclient.conf
when: dhclient_stat.stat.exists
- name: check if /etc/dhcp/dhclient.conf exists
stat:
path: /etc/dhcp/dhclient.conf
register: dhcp_dhclient_stat
- name: target dhclient conf file for /etc/dhcp/dhclient.conf
set_fact:
dhclientconffile: /etc/dhcp/dhclient.conf
when: dhcp_dhclient_stat.stat.exists
- name: target dhclient hook file for Red Hat family
set_fact:
dhclienthookfile: /etc/dhcp/dhclient.d/zdnsupdate.sh
when: ansible_os_family == "RedHat"
- name: target dhclient hook file for Debian family
set_fact:
dhclienthookfile: /etc/dhcp/dhclient-exit-hooks.d/zdnsupdate
when: ansible_os_family == "Debian"
- name: generate search domains to resolvconf
set_fact:
searchentries:
search {{ ([ 'default.svc.' + dns_domain, 'svc.' + dns_domain ] + searchdomains|default([])) | join(' ') }}
domainentry:
domain {{ dns_domain }}
supersede_search:
supersede domain-search "{{ ([ 'default.svc.' + dns_domain, 'svc.' + dns_domain ] + searchdomains|default([])) | join('", "') }}";
supersede_domain:
supersede domain-name "{{ dns_domain }}";
- name: pick coredns cluster IP or default resolver
set_fact:
coredns_server: |-
{%- if dns_mode == 'coredns' and not dns_early|bool -%}
{{ [ skydns_server ] }}
{%- elif dns_mode == 'coredns_dual' and not dns_early|bool -%}
{{ [ skydns_server ] + [ skydns_server_secondary ] }}
{%- elif dns_mode == 'manual' and not dns_early|bool -%}
{{ ( manual_dns_server.split(',') | list) }}
{%- elif dns_early|bool -%}
{{ upstream_dns_servers|default([]) }}
{%- endif -%}
- name: generate nameservers to resolvconf
set_fact:
nameserverentries:
nameserver {{ ( coredns_server + nameservers|d([]) + cloud_resolver|d([])) | unique | join(',nameserver ') }}
supersede_nameserver:
supersede domain-name-servers {{ ( coredns_server + nameservers|d([]) + cloud_resolver|d([])) | unique | join(', ') }};
- name: gather os specific variables
include_vars: "{{ item }}"
with_first_found:
- files:
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_version|lower|replace('/', '_') }}.yml"
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_release }}.yml"
- "{{ ansible_distribution|lower }}-{{ ansible_distribution_major_version|lower|replace('/', '_') }}.yml"
- "{{ ansible_distribution|lower }}.yml"
- "{{ ansible_os_family|lower }}.yml"
- defaults.yml
paths:
- ../vars
skip: true
- name: set etcd vars if using kubeadm mode
set_fact:
etcd_cert_dir: "{{ kube_cert_dir }}"
kube_etcd_cacert_file: "etcd/ca.crt"
kube_etcd_cert_file: "apiserver-etcd-client.crt"
kube_etcd_key_file: "apiserver-etcd-client.key"
when:
- etcd_kubeadm_enabled
- name: check /usr readonly
stat:
path: "/usr"
register: usr
- name: set alternate flexvolume path
set_fact:
kubelet_flexvolumes_plugins_dir: /var/lib/kubelet/volumeplugins
when: not usr.stat.writeable
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