kubespray/roles/network_plugin/calico/tasks/main.yml

262 lines
9.0 KiB
YAML

---
- name: Calico | Check calicoctl version
run_once: true
set_fact:
legacy_calicoctl: "{{ calicoctl_image_tag | version_compare('v1.0.0', '<') }}"
tags: facts
- name: Calico | Write Calico cni config
template:
src: "cni-calico.conf.j2"
dest: "/etc/cni/net.d/10-calico.conf"
owner: kube
- name: Calico | Create calico certs directory
file:
dest: "{{ calico_cert_dir }}"
state: directory
mode: 0750
owner: root
group: root
- name: Calico | Link etcd certificates for calico-node
file:
src: "{{ etcd_cert_dir }}/{{ item.s }}"
dest: "{{ calico_cert_dir }}/{{ item.d }}"
state: hard
force: yes
with_items:
- {s: "ca.pem", d: "ca_cert.crt"}
- {s: "node-{{ inventory_hostname }}.pem", d: "cert.crt"}
- {s: "node-{{ inventory_hostname }}-key.pem", d: "key.pem"}
- name: Calico | Install calicoctl container script
template:
src: calicoctl-container.j2
dest: "{{ bin_dir }}/calicoctl"
mode: 0755
owner: root
group: root
changed_when: false
notify: restart calico-node
- name: Calico | Copy cni plugins from hyperkube
command: "{{ docker_bin_dir }}/docker run --rm -v /opt/cni/bin:/cnibindir {{ hyperkube_image_repo }}:{{ hyperkube_image_tag }} /usr/bin/rsync -ac /opt/cni/bin/ /cnibindir/"
register: cni_task_result
until: cni_task_result.rc == 0
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
changed_when: false
tags: [hyperkube, upgrade]
- name: Calico | Copy cni plugins from calico/cni container
command: "{{ docker_bin_dir }}/docker run --rm -v /opt/cni/bin:/cnibindir {{ calico_cni_image_repo }}:{{ calico_cni_image_tag }} sh -c 'cp -a /opt/cni/bin/* /cnibindir/'"
register: cni_task_result
until: cni_task_result.rc == 0
retries: 4
delay: "{{ retry_stagger | random + 3 }}"
changed_when: false
when: "{{ overwrite_hyperkube_cni|bool }}"
tags: [hyperkube, upgrade]
- name: Calico | Set cni directory permissions
file:
path: /opt/cni/bin
state: directory
owner: kube
recurse: true
mode: 0755
- name: Calico | wait for etcd
uri:
url: https://localhost:2379/health
validate_certs: no
register: result
until: result.status == 200 or result.status == 401
retries: 10
delay: 5
delegate_to: "{{groups['etcd'][0]}}"
run_once: true
- name: Calico | Check if calico network pool has already been configured
command: |-
curl \
--cacert {{ etcd_cert_dir }}/ca.pem \
--cert {{ etcd_cert_dir}}/admin-{{ groups['etcd'][0] }}.pem \
--key {{ etcd_cert_dir }}/admin-{{ groups['etcd'][0] }}-key.pem \
https://localhost:2379/v2/keys/calico/v1/ipam/v4/pool
register: calico_conf
delegate_to: "{{groups['etcd'][0]}}"
run_once: true
changed_when: false
- name: Calico | Configure calico network pool
shell: >
echo '{
"kind": "ipPool",
"spec": {"disabled": false, "ipip": {"enabled": {{ cloud_provider is defined or ipip }}},
"nat-outgoing": {{ nat_outgoing|default(false) and not peer_with_router|default(false) }}},
"apiVersion": "v1",
"metadata": {"cidr": "{{ kube_pods_subnet }}"}
}'
| {{ bin_dir }}/calicoctl create -f -
environment:
NO_DEFAULT_POOLS: true
run_once: true
when: not legacy_calicoctl and
("Key not found" in calico_conf.stdout or "nodes" not in calico_conf.stdout)
- name: Calico (old) | Define ipip pool argument
run_once: true
set_fact:
ipip_arg: "--ipip"
when: (legacy_calicoctl and
cloud_provider is defined or ipip)
tags: facts
- name: Calico (old) | Define nat-outgoing pool argument
run_once: true
set_fact:
nat_arg: "--nat-outgoing"
when: (legacy_calicoctl and
nat_outgoing|default(false) and not peer_with_router|default(false))
tags: facts
- name: Calico (old) | Define calico pool task name
run_once: true
set_fact:
pool_task_name: "with options {{ ipip_arg|default('') }} {{ nat_arg|default('') }}"
when: (legacy_calicoctl and ipip_arg|default(false) or nat_arg|default(false))
tags: facts
- name: Calico (old) | Configure calico network pool {{ pool_task_name|default('') }}
command: "{{ bin_dir}}/calicoctl pool add {{ kube_pods_subnet }} {{ ipip_arg|default('') }} {{ nat_arg|default('') }}"
environment:
NO_DEFAULT_POOLS: true
run_once: true
when: legacy_calicoctl and
("Key not found" in calico_conf.stdout or "nodes" not in calico_conf.stdout)
- name: Calico | Get calico configuration from etcd
command: |-
curl \
--cacert {{ etcd_cert_dir }}/ca.pem \
--cert {{ etcd_cert_dir}}/admin-{{ groups['etcd'][0] }}.pem \
--key {{ etcd_cert_dir }}/admin-{{ groups['etcd'][0] }}-key.pem \
https://localhost:2379/v2/keys/calico/v1/ipam/v4/pool
register: calico_pools_raw
delegate_to: "{{groups['etcd'][0]}}"
run_once: true
- set_fact:
calico_pools: "{{ calico_pools_raw.stdout | from_json }}"
run_once: true
- name: Calico | Check if calico pool is properly configured
fail:
msg: 'Only one network pool must be configured and it must be the subnet {{ kube_pods_subnet }}.
Please erase calico configuration and run the playbook again ("etcdctl rm --recursive /calico/v1/ipam/v4/pool")'
when: ( calico_pools['node']['nodes'] | length > 1 ) or
( not calico_pools['node']['nodes'][0]['key'] | search(".*{{ kube_pods_subnet | ipaddr('network') }}.*") )
run_once: true
- name: Calico | Set global as_num
command: "{{ bin_dir}}/calicoctl config set asNumber {{ global_as_num }}"
run_once: true
when: not legacy_calicoctl
- name: Calico (old) | Set global as_num
command: "{{ bin_dir}}/calicoctl bgp default-node-as {{ global_as_num }}"
run_once: true
when: legacy_calicoctl
- name: Calico (old) | Write calico-node systemd init file
template:
src: calico-node.service.legacy.j2
dest: /etc/systemd/system/calico-node.service
when: legacy_calicoctl
notify: restart calico-node
- name: Calico | Write calico.env for systemd init file
template:
src: calico.env.j2
dest: /etc/calico/calico.env
when: not legacy_calicoctl
notify: restart calico-node
- name: Calico | Write calico-node systemd init file
template:
src: calico-node.service.j2
dest: /etc/systemd/system/calico-node.service
when: not legacy_calicoctl
notify: restart calico-node
- name: Calico | Restart calico-node if secrets changed
command: /bin/true
when: secret_changed|default(false) or etcd_secret_changed|default(false)
notify: restart calico-node
- meta: flush_handlers
- name: Calico | Enable calico-node
service:
name: calico-node
state: started
enabled: yes
- name: Calico | Disable node mesh
shell: "{{ bin_dir }}/calicoctl config set nodeToNodeMesh off"
when: ((peer_with_router|default(false) or peer_with_calico_rr|default(false))
and inventory_hostname in groups['k8s-cluster']
and not legacy_calicoctl)
run_once: true
- name: Calico | Configure peering with router(s)
shell: >
echo '{
"kind": "bgpPeer",
"spec": {"asNumber": "{{ item.as }}"},
"apiVersion": "v1",
"metadata": {"node": "{{ inventory_hostname }}", "scope": "node", "peerIP": "{{ item.router_id }}"}
}'
| {{ bin_dir }}/calicoctl create -f -
with_items: "{{ peers|default([]) }}"
when: (not legacy_calicoctl and
peer_with_router|default(false) and inventory_hostname in groups['k8s-cluster'])
- name: Calico | Configure peering with route reflectors
shell: >
echo '{
"kind": "bgpPeer",
"spec": {"asNumber": "{{ local_as | default(global_as_num)}}"},
"apiVersion": "v1",
"metadata": {"node": "{{ inventory_hostname }}",
"scope": "node",
"peerIP": "{{ hostvars[item]["calico_rr_ip"]|default(hostvars[item]["ip"])|default(hostvars[item]["ansible_default_ipv4.address"]) }}"}
}'
| {{ bin_dir }}/calicoctl create --skip-exists -f -
with_items: "{{ groups['calico-rr'] | default([]) }}"
when: (not legacy_calicoctl and
peer_with_calico_rr|default(false) and inventory_hostname in groups['k8s-cluster']
and hostvars[item]['cluster_id'] == cluster_id)
- name: Calico (old) | Disable node mesh
shell: "{{ bin_dir }}/calicoctl bgp node-mesh off"
when: ((peer_with_router|default(false) or peer_with_calico_rr|default(false))
and inventory_hostname in groups['k8s-cluster']
and legacy_calicoctl)
run_once: true
- name: Calico (old) | Configure peering with router(s)
shell: "{{ bin_dir }}/calicoctl node bgp peer add {{ item.router_id }} as {{ item.as }}"
with_items: "{{ peers|default([]) }}"
when: (legacy_calicoctl and
peer_with_router|default(false) and inventory_hostname in groups['k8s-cluster'])
- name: Calico (old) | Configure peering with route reflectors
shell: "{{ bin_dir }}/calicoctl node bgp peer add {{ hostvars[item]['calico_rr_ip']|default(hostvars[item]['ip'])|default(hostvars[item]['ansible_default_ipv4.address']) }} as {{ local_as | default(global_as_num) }}"
with_items: "{{ groups['calico-rr'] | default([]) }}"
when: (legacy_calicoctl and
peer_with_calico_rr|default(false) and inventory_hostname in groups['k8s-cluster']
and hostvars[item]['cluster_id'] == cluster_id)