kubespray/roles/network_plugin/tasks/calico.yml

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---
- name: Calico | Install calicoctl bin
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copy:
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src: "{{ local_release_dir }}/calico/bin/calicoctl"
dest: "{{ bin_dir }}"
mode: 0755
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notify: restart calico-node
- name: Calico | Create calicoctl symlink (needed by kubelet)
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file:
src: /usr/local/bin/calicoctl
dest: /usr/bin/calicoctl
state: link
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- name: Calico | Check if calico network pool has already been configured
uri:
url: "http://127.0.0.1:2379/v2/keys/calico/v1/ipam/v4/pool"
return_content: yes
status_code: 200,404
register: calico_conf
run_once: true
delegate_to: "{{ groups['etcd'][0] }}"
- name: Calico | Configure calico network pool
shell: calicoctl pool add {{ kube_pods_subnet }}
run_once: true
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when: calico_conf.status == 404
delegate_to: "{{ groups['etcd'][0] }}"
- name: Calico | Get calico configuration from etcd
uri:
url: "http://127.0.0.1:2379/v2/keys/calico/v1/ipam/v4/pool"
return_content: yes
register: calico_pools
run_once: true
delegate_to: "{{ groups['etcd'][0] }}"
- 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.json['node']['nodes'] | length > 1 ) or
( not calico_pools.json['node']['nodes'][0]['key'] | search(".*{{ kube_pods_subnet | ipaddr('network') }}.*") )
run_once: true
delegate_to: "{{ groups['etcd'][0] }}"
- name: Calico | Write calico-node systemd init file
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template: src=calico/calico-node.service.j2 dest=/etc/systemd/system/calico-node.service
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register: newservice
notify:
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- reload systemd
- restart calico-node
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- name: Calico | daemon-reload
command: systemctl daemon-reload
when: newservice|changed
changed_when: False
- name: Calico | Enable calico-node
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service: name=calico-node enabled=yes state=started
- name: Calico | Disable node mesh
shell: calicoctl bgp node-mesh off
environment:
ETCD_AUTHORITY: "{{ groups['etcd'][0] }}:2379"
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when: peer_with_router|default(false) and inventory_hostname in groups['kube-node']
- name: Calico | Configure peering with router(s)
shell: calicoctl node bgp peer add {{ item.router_id }} as {{ item.as }}
environment:
ETCD_AUTHORITY: "{{ groups['etcd'][0] }}:2379"
with_items: peers
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when: peer_with_router|default(false) and inventory_hostname in groups['kube-node']