c12s-kubespray/roles/kubernetes/preinstall/tasks/main.yml
Matthew Mosesohn 7a3a473ccf Fix ipv4 forwarding on GCE
ipv4 forwarding gets broken when restarting networking, which
breaks all networking for all pods.
2016-12-06 11:57:57 +03:00

155 lines
4.6 KiB
YAML

---
- name: Force binaries directory for CoreOS
set_fact:
bin_dir: "/opt/bin"
when: ansible_os_family == "CoreOS"
- name: check bin dir exists
file:
path: "{{bin_dir}}"
state: directory
owner: root
become: true
- include: gitinfos.yml
when: run_gitinfos
- include: set_facts.yml
- 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: Create kubernetes config directory
file:
path: "{{ kube_config_dir }}"
state: directory
owner: kube
when: "{{ inventory_hostname in groups['k8s-cluster'] }}"
- name: Create kubernetes script directory
file:
path: "{{ kube_script_dir }}"
state: directory
owner: kube
when: "{{ inventory_hostname in groups['k8s-cluster'] }}"
- name: Create kubernetes manifests directory
file:
path: "{{ kube_manifest_dir }}"
state: directory
owner: kube
when: "{{ inventory_hostname in groups['k8s-cluster'] }}"
- name: Create kubernetes logs directory
file:
path: "{{ kube_log_dir }}"
state: directory
owner: kube
when: ansible_service_mgr in ["sysvinit","upstart"] and "{{ inventory_hostname in groups['k8s-cluster'] }}"
- name: check cloud_provider value
fail:
msg: "If set the 'cloud_provider' var must be set either to 'generic', 'gce', 'aws', 'azure' or 'openstack'"
when: cloud_provider is defined and cloud_provider not in ['generic', 'gce', 'aws', 'openstack', 'azure']
- include: openstack-credential-check.yml
when: cloud_provider is defined and cloud_provider == 'openstack'
- include: azure-credential-check.yml
when: cloud_provider is defined and cloud_provider == 'azure'
- name: Fix ipv4 forward rule in GCE security policy
lineinfile:
dest: /etc/sysctl.d/11-gce-network-security.conf
regexp: '^net.ipv4.ip_forward='
line: 'net.ipv4.ip_forward=1'
state: present
create: yes
backup: yes
validate: 'sysctl -f %s'
when: cloud_provider is defined and cloud_provider == 'gce'
- name: Create cni directories
file:
path: "{{ item }}"
state: directory
owner: kube
with_items:
- "/etc/cni/net.d"
- "/opt/cni/bin"
when: kube_network_plugin in ["calico", "weave", "canal"] and "{{ inventory_hostname in groups['k8s-cluster'] }}"
- name: Update package management cache (YUM)
yum: update_cache=yes name='*'
when: ansible_pkg_mgr == 'yum'
- name: Install latest version of python-apt for Debian distribs
apt: name=python-apt state=latest update_cache=yes cache_valid_time=3600
when: ansible_os_family == "Debian"
- name: Install python-dnf for latest RedHat versions
command: dnf install -y python-dnf yum
when: ansible_distribution == "Fedora" and
ansible_distribution_major_version > 21
changed_when: False
- name: Install epel-release on RedHat/CentOS
shell: rpm -qa | grep epel-release || rpm -ivh {{ epel_rpm_download_url }}
when: ansible_distribution in ["CentOS","RedHat"] and
ansible_distribution_major_version >= 7
changed_when: False
- name: Install packages requirements
action:
module: "{{ ansible_pkg_mgr }}"
name: "{{ item }}"
state: latest
register: pkgs_task_result
until: pkgs_task_result|success
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
with_items: "{{required_pkgs | default([]) | union(common_required_pkgs|default([]))}}"
when: ansible_os_family != "CoreOS"
- name: Disable IPv6 DNS lookup
lineinfile:
dest: /etc/gai.conf
line: "precedence ::ffff:0:0/96 100"
state: present
backup: yes
when: disable_ipv6_dns and ansible_os_family != "CoreOS"
# Todo : selinux configuration
- name: Set selinux policy to permissive
selinux: policy=targeted state=permissive
when: ansible_os_family == "RedHat"
changed_when: False
- name: Write openstack cloud-config
template:
src: openstack-cloud-config.j2
dest: "{{ kube_config_dir }}/cloud_config"
group: "{{ kube_cert_group }}"
mode: 0640
when: cloud_provider is defined and cloud_provider == "openstack"
- name: Write azure cloud-config
template:
src: azure-cloud-config.j2
dest: "{{ kube_config_dir }}/cloud_config"
group: "{{ kube_cert_group }}"
mode: 0640
when: cloud_provider is defined and cloud_provider == "azure"
- include: etchosts.yml