c12s-kubespray/roles/etcd/tasks/gen_certs_script.yml
Alessio Greggi 97b4d79ed5
feat: make kubernetes owner parametrized (#8952)
* feat: make kubernetes owner parametrized

* docs: update hardening guide with configuration for CIS 1.1.19

* fix: set etcd data directory permissions to be compliant to CIS 1.1.12
2022-06-17 01:34:32 -07:00

170 lines
5.5 KiB
YAML

---
- name: Gen_certs | create etcd cert dir
file:
path: "{{ etcd_cert_dir }}"
group: "{{ etcd_cert_group }}"
state: directory
owner: "{{ etcd_owner }}"
mode: "{{ etcd_cert_dir_mode }}"
recurse: yes
- name: "Gen_certs | create etcd script dir (on {{ groups['etcd'][0] }})"
file:
path: "{{ etcd_script_dir }}"
state: directory
owner: root
mode: 0700
run_once: yes
when: inventory_hostname == groups['etcd'][0]
- name: Gen_certs | write openssl config
template:
src: "openssl.conf.j2"
dest: "{{ etcd_config_dir }}/openssl.conf"
mode: 0640
run_once: yes
delegate_to: "{{ groups['etcd'][0] }}"
when:
- gen_certs|default(false)
- inventory_hostname == groups['etcd'][0]
- name: Gen_certs | copy certs generation script
template:
src: "make-ssl-etcd.sh.j2"
dest: "{{ etcd_script_dir }}/make-ssl-etcd.sh"
mode: 0700
run_once: yes
when:
- gen_certs|default(false)
- inventory_hostname == groups['etcd'][0]
- name: Gen_certs | run cert generation script
command: "bash -x {{ etcd_script_dir }}/make-ssl-etcd.sh -f {{ etcd_config_dir }}/openssl.conf -d {{ etcd_cert_dir }}"
environment:
- MASTERS: "{% for m in groups['etcd'] %}
{% if gen_master_certs[m] %}
{{ m }}
{% endif %}
{% endfor %}"
- HOSTS: "{% for h in (groups['k8s_cluster'] + groups['calico_rr']|default([]))|unique %}
{% if gen_node_certs[h] %}
{{ h }}
{% endif %}
{% endfor %}"
run_once: yes
delegate_to: "{{ groups['etcd'][0] }}"
when: gen_certs|default(false)
notify: set etcd_secret_changed
- name: Gen_certs | Gather etcd member and admin certs from first etcd node
slurp:
src: "{{ item }}"
register: etcd_master_certs
with_items:
- "{{ etcd_cert_dir }}/ca.pem"
- "{{ etcd_cert_dir }}/ca-key.pem"
- "[{% for node in groups['etcd'] %}
'{{ etcd_cert_dir }}/admin-{{ node }}.pem',
'{{ etcd_cert_dir }}/admin-{{ node }}-key.pem',
'{{ etcd_cert_dir }}/member-{{ node }}.pem',
'{{ etcd_cert_dir }}/member-{{ node }}-key.pem',
{% endfor %}]"
delegate_to: "{{ groups['etcd'][0] }}"
when:
- inventory_hostname in groups['etcd']
- sync_certs|default(false)
- inventory_hostname != groups['etcd'][0]
notify: set etcd_secret_changed
- name: Gen_certs | Write etcd member and admin certs to other etcd nodes
copy:
dest: "{{ item.item }}"
content: "{{ item.content | b64decode }}"
group: "{{ etcd_cert_group }}"
owner: "{{ etcd_owner }}"
mode: 0640
with_items: "{{ etcd_master_certs.results }}"
when:
- inventory_hostname in groups['etcd']
- sync_certs|default(false)
- inventory_hostname != groups['etcd'][0]
loop_control:
label: "{{ item.item }}"
- name: Gen_certs | Gather node certs from first etcd node
slurp:
src: "{{ item }}"
register: etcd_master_node_certs
with_items:
- "[{% for node in (groups['k8s_cluster'] + groups['calico_rr']|default([]))|unique %}
'{{ etcd_cert_dir }}/node-{{ node }}.pem',
'{{ etcd_cert_dir }}/node-{{ node }}-key.pem',
{% endfor %}]"
delegate_to: "{{ groups['etcd'][0] }}"
when:
- inventory_hostname in groups['etcd']
- inventory_hostname != groups['etcd'][0]
notify: set etcd_secret_changed
- name: Gen_certs | Write node certs to other etcd nodes
copy:
dest: "{{ item.item }}"
content: "{{ item.content | b64decode }}"
group: "{{ etcd_cert_group }}"
owner: "{{ etcd_owner }}"
mode: 0640
with_items: "{{ etcd_master_node_certs.results }}"
when:
- inventory_hostname in groups['etcd']
- inventory_hostname != groups['etcd'][0]
loop_control:
label: "{{ item.item }}"
- name: Gen_certs | Set cert names per node
set_fact:
my_etcd_node_certs: [ 'ca.pem',
'node-{{ inventory_hostname }}.pem',
'node-{{ inventory_hostname }}-key.pem']
tags:
- facts
- name: "Check_certs | Set 'sync_certs' to true on nodes"
set_fact:
sync_certs: true
when: (('calico_rr' in groups and inventory_hostname in groups['calico_rr']) or
inventory_hostname in groups['k8s_cluster']) and
inventory_hostname not in groups['etcd']
with_items:
- "{{ my_etcd_node_certs }}"
- name: Gen_certs | Gather node certs
shell: "set -o pipefail && tar cfz - -C {{ etcd_cert_dir }} {{ my_etcd_node_certs|join(' ') }} | base64 --wrap=0"
args:
executable: /bin/bash
warn: false
no_log: true
register: etcd_node_certs
check_mode: no
delegate_to: "{{ groups['etcd'][0] }}"
when: (('calico_rr' in groups and inventory_hostname in groups['calico_rr']) or
inventory_hostname in groups['k8s_cluster']) and
sync_certs|default(false) and inventory_hostname not in groups['etcd']
- name: Gen_certs | Copy certs on nodes
shell: "set -o pipefail && base64 -d <<< '{{ etcd_node_certs.stdout|quote }}' | tar xz -C {{ etcd_cert_dir }}"
args:
executable: /bin/bash
no_log: true
changed_when: false
when: (('calico_rr' in groups and inventory_hostname in groups['calico_rr']) or
inventory_hostname in groups['k8s_cluster']) and
sync_certs|default(false) and inventory_hostname not in groups['etcd']
- name: Gen_certs | check certificate permissions
file:
path: "{{ etcd_cert_dir }}"
group: "{{ etcd_cert_group }}"
state: directory
owner: "{{ etcd_owner }}"
mode: "{{ etcd_cert_dir_mode }}"
recurse: yes