181 lines
6.3 KiB
YAML
181 lines
6.3 KiB
YAML
---
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- name: "Gen_certs | Create kubernetes config directory (on {{groups['kube-master'][0]}})"
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file:
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path: "{{ kube_config_dir }}"
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state: directory
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owner: kube
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run_once: yes
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delegate_to: "{{groups['kube-master'][0]}}"
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tags: [kubelet, k8s-secrets, kube-controller-manager, kube-apiserver, bootstrap-os, apps, network, master, node]
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when: gen_certs|default(false)
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- name: "Gen_certs | Create kubernetes script directory (on {{groups['kube-master'][0]}})"
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file:
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path: "{{ kube_script_dir }}"
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state: directory
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owner: kube
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run_once: yes
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delegate_to: "{{groups['kube-master'][0]}}"
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tags: [k8s-secrets, bootstrap-os]
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when: gen_certs|default(false)
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- name: Gen_certs | write openssl config
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template:
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src: "openssl.conf.j2"
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dest: "{{ kube_config_dir }}/openssl.conf"
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run_once: yes
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delegate_to: "{{groups['kube-master'][0]}}"
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when: gen_certs|default(false)
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- name: Gen_certs | copy certs generation script
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copy:
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src: "make-ssl.sh"
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dest: "{{ kube_script_dir }}/make-ssl.sh"
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mode: 0700
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run_once: yes
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delegate_to: "{{groups['kube-master'][0]}}"
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when: gen_certs|default(false)
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- name: Gen_certs | run cert generation script
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command: "{{ kube_script_dir }}/make-ssl.sh -f {{ kube_config_dir }}/openssl.conf -d {{ kube_cert_dir }}"
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environment:
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- MASTERS: "{% for m in groups['kube-master'] %}
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{% if hostvars[m].sync_certs|default(true) %}
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{{ m }}
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{% endif %}
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{% endfor %}"
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- HOSTS: "{% for h in groups['k8s-cluster'] %}
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{% if hostvars[h].sync_certs|default(true) %}
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{{ h }}
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{% endif %}
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{% endfor %}"
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run_once: yes
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delegate_to: "{{groups['kube-master'][0]}}"
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when: gen_certs|default(false)
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notify: set secret_changed
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- set_fact:
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all_master_certs: "['ca-key.pem',
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{% for node in groups['kube-master'] %}
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'admin-{{ node }}.pem',
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'admin-{{ node }}-key.pem',
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'apiserver.pem',
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'apiserver-key.pem',
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{% endfor %}]"
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my_master_certs: ['ca-key.pem',
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'admin-{{ inventory_hostname }}.pem',
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'admin-{{ inventory_hostname }}-key.pem',
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'apiserver.pem',
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'apiserver-key.pem'
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]
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all_node_certs: "['ca.pem',
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{% for node in groups['k8s-cluster'] %}
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'node-{{ node }}.pem',
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'node-{{ node }}-key.pem',
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{% endfor %}]"
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my_node_certs: ['ca.pem', 'node-{{ inventory_hostname }}.pem', 'node-{{ inventory_hostname }}-key.pem']
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tags: facts
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- name: Gen_certs | Gather master certs
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shell: "tar cfz - -C {{ kube_cert_dir }} -T /dev/stdin <<< {{ my_master_certs|join(' ') }} {{ all_node_certs|join(' ') }} | base64 --wrap=0"
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args:
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executable: /bin/bash
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register: master_cert_data
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check_mode: no
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delegate_to: "{{groups['kube-master'][0]}}"
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when: inventory_hostname in groups['kube-master'] and sync_certs|default(false) and
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inventory_hostname != groups['kube-master'][0]
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- name: Gen_certs | Gather node certs
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shell: "tar cfz - -C {{ kube_cert_dir }} -T /dev/stdin <<< {{ my_node_certs|join(' ') }} | base64 --wrap=0"
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args:
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executable: /bin/bash
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register: node_cert_data
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check_mode: no
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delegate_to: "{{groups['kube-master'][0]}}"
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when: inventory_hostname in groups['kube-node'] and
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sync_certs|default(false) and
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inventory_hostname != groups['kube-master'][0]
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#NOTE(mattymo): Use temporary file to copy master certs because we have a ~200k
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#char limit when using shell command
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#FIXME(mattymo): Use tempfile module in ansible 2.3
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- name: Gen_certs | Prepare tempfile for unpacking certs
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shell: mktemp /tmp/certsXXXXX.tar.gz
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register: cert_tempfile
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- name: Gen_certs | Write master certs to tempfile
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copy:
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content: "{{master_cert_data.stdout}}"
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dest: "{{cert_tempfile.stdout}}"
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owner: root
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mode: "0600"
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when: inventory_hostname in groups['kube-master'] and sync_certs|default(false) and
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inventory_hostname != groups['kube-master'][0]
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- name: Gen_certs | Unpack certs on masters
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shell: "base64 -d < {{ cert_tempfile.stdout }} | tar xz -C {{ kube_cert_dir }}"
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changed_when: false
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check_mode: no
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when: inventory_hostname in groups['kube-master'] and sync_certs|default(false) and
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inventory_hostname != groups['kube-master'][0]
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notify: set secret_changed
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- name: Gen_certs | Cleanup tempfile
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file:
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path: "{{cert_tempfile.stdout}}"
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state: absent
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when: inventory_hostname in groups['kube-master'] and sync_certs|default(false) and
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inventory_hostname != groups['kube-master'][0]
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- name: Gen_certs | Copy certs on nodes
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shell: "base64 -d <<< '{{node_cert_data.stdout|quote}}' | tar xz -C {{ kube_cert_dir }}"
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args:
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executable: /bin/bash
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changed_when: false
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check_mode: no
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when: inventory_hostname in groups['kube-node'] and
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sync_certs|default(false) and
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inventory_hostname != groups['kube-master'][0]
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notify: set secret_changed
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- name: Gen_certs | check certificate permissions
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file:
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path={{ kube_cert_dir }}
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group={{ kube_cert_group }}
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owner=kube
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recurse=yes
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- name: Gen_certs | set permissions on keys
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shell: chmod 0600 {{ kube_cert_dir}}/*key.pem
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when: inventory_hostname in groups['kube-master']
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changed_when: false
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- name: Gen_certs | target ca-certificates path
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set_fact:
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ca_cert_path: |-
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{% if ansible_os_family == "Debian" -%}
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/usr/local/share/ca-certificates/kube-ca.crt
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{%- elif ansible_os_family == "RedHat" -%}
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/etc/pki/ca-trust/source/anchors/kube-ca.crt
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{%- elif ansible_os_family in ["CoreOS", "Container Linux by CoreOS"] -%}
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/etc/ssl/certs/kube-ca.pem
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{%- endif %}
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tags: facts
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- name: Gen_certs | add CA to trusted CA dir
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copy:
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src: "{{ kube_cert_dir }}/ca.pem"
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dest: "{{ ca_cert_path }}"
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remote_src: true
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register: kube_ca_cert
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- name: Gen_certs | update ca-certificates (Debian/Ubuntu/Container Linux by CoreOS)
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command: update-ca-certificates
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when: kube_ca_cert.changed and ansible_os_family in ["Debian", "CoreOS", "Container Linux by CoreOS"]
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- name: Gen_certs | update ca-certificates (RedHat)
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command: update-ca-trust extract
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when: kube_ca_cert.changed and ansible_os_family == "RedHat"
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