85 lines
2 KiB
YAML
85 lines
2 KiB
YAML
---
|
|
# Todo : selinux configuration
|
|
- name: Confirm selinux deployed
|
|
stat:
|
|
path: /etc/selinux/config
|
|
when:
|
|
- ansible_os_family == "RedHat"
|
|
- "'Amazon' not in ansible_distribution"
|
|
register: slc
|
|
|
|
- name: Set selinux policy
|
|
selinux:
|
|
policy: targeted
|
|
state: "{{ preinstall_selinux_state }}"
|
|
when:
|
|
- ansible_os_family == "RedHat"
|
|
- "'Amazon' not in ansible_distribution"
|
|
- slc.stat.exists
|
|
changed_when: False
|
|
tags:
|
|
- bootstrap-os
|
|
|
|
- name: Disable IPv6 DNS lookup
|
|
lineinfile:
|
|
dest: /etc/gai.conf
|
|
line: "precedence ::ffff:0:0/96 100"
|
|
state: present
|
|
create: yes
|
|
backup: yes
|
|
when:
|
|
- disable_ipv6_dns
|
|
- not ansible_os_family in ["Flatcar Container Linux by Kinvolk"]
|
|
tags:
|
|
- bootstrap-os
|
|
|
|
- name: Stat sysctl file configuration
|
|
stat:
|
|
path: "{{ sysctl_file_path }}"
|
|
register: sysctl_file_stat
|
|
tags:
|
|
- bootstrap-os
|
|
|
|
- name: Change sysctl file path to link source if linked
|
|
set_fact:
|
|
sysctl_file_path: "{{ sysctl_file_stat.stat.lnk_source }}"
|
|
when:
|
|
- sysctl_file_stat.stat.islnk is defined
|
|
- sysctl_file_stat.stat.islnk
|
|
tags:
|
|
- bootstrap-os
|
|
|
|
- name: Make sure sysctl file path folder exists
|
|
file:
|
|
name: "{{ sysctl_file_path | dirname }}"
|
|
state: directory
|
|
|
|
- name: Enable ip forwarding
|
|
sysctl:
|
|
sysctl_file: "{{ sysctl_file_path }}"
|
|
name: net.ipv4.ip_forward
|
|
value: "1"
|
|
state: present
|
|
reload: yes
|
|
|
|
- name: Enable ipv6 forwarding
|
|
sysctl:
|
|
sysctl_file: "{{ sysctl_file_path }}"
|
|
name: net.ipv6.conf.all.forwarding
|
|
value: 1
|
|
state: present
|
|
reload: yes
|
|
when: enable_dual_stack_networks | bool
|
|
|
|
- name: Ensure kube-bench parameters are set
|
|
sysctl:
|
|
sysctl_file: /etc/sysctl.d/bridge-nf-call.conf
|
|
name: "{{ item.name }}"
|
|
value: "{{ item.value }}"
|
|
state: present
|
|
reload: yes
|
|
with_items:
|
|
- { name: vm.overcommit_memory, value: 1 }
|
|
- { name: kernel.panic, value: 10 }
|
|
- { name: kernel.panic_on_oops, value: 1 }
|
|
when: kubelet_protect_kernel_defaults|bool
|