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Add ability to define network backend for Calico.

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This patch introduce `calico_network_backend` global variable,
which allow to describe alternative network backend.
Default behavior is unchanged.
This commit is contained in:
Sergey Vasilenko 2016-11-16 22:24:43 +03:00
parent 6a398724b6
commit f6d69d0a00
2 changed files with 12 additions and 2 deletions
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10
docs/calico.md
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@ -50,6 +50,16 @@ or for versions prior *v1.0.0*:
calicoctl endpoint show --detail calicoctl endpoint show --detail
``` ```
##### Optionnal : Define network backend
In some cases you may want to define Calico network backend. Allowed values are 'bird', 'gobgp' or 'none'. Bird is a default value.
To re-define you need to edit the inventory and add a group variable `calico_network_backend`
```
calico_network_backend: none
```
##### Optionnal : BGP Peering with border routers ##### Optionnal : BGP Peering with border routers
In some cases you may want to route the pods subnet and so NAT is not needed on the nodes. In some cases you may want to route the pods subnet and so NAT is not needed on the nodes.

4
roles/network_plugin/calico/templates/calico-node.service.j2
View file

@ -15,9 +15,9 @@ ExecStart={{ bin_dir }}/calicoctl node --ip={{ip | default(ansible_default_ipv4.
{% endif %} {% endif %}
{% else %} {% else %}
{% if inventory_hostname in groups['kube-node'] and peer_with_router|default(false)%} {% if inventory_hostname in groups['kube-node'] and peer_with_router|default(false)%}
ExecStart={{ bin_dir }}/calicoctl node run --ip={{ip | default(ansible_default_ipv4.address) }} --as={{ local_as }} --node-image={{ calico_node_image_repo }}:{{ calico_node_image_tag }} ExecStart={{ bin_dir }}/calicoctl node run --ip={{ip | default(ansible_default_ipv4.address) }} --as={{ local_as }} --node-image={{ calico_node_image_repo }}:{{ calico_node_image_tag }} {% if calico_network_backend is defined %}--backend={{calico_network_backend }}{% endif %}
{% else %} {% else %}
ExecStart={{ bin_dir }}/calicoctl node run --ip={{ip | default(ansible_default_ipv4.address) }} --node-image={{ calico_node_image_repo }}:{{ calico_node_image_tag }} ExecStart={{ bin_dir }}/calicoctl node run --ip={{ip | default(ansible_default_ipv4.address) }} --node-image={{ calico_node_image_repo }}:{{ calico_node_image_tag }} {% if calico_network_backend is defined %}--backend={{calico_network_backend }}{% endif %}
{% endif %} {% endif %}
{% endif %} {% endif %}
Restart=always Restart=always