2019-12-04 15:22:57 +00:00
|
|
|
# Macvlan
|
2019-06-28 07:35:38 +00:00
|
|
|
|
2019-12-04 15:22:57 +00:00
|
|
|
## How to use it
|
2019-06-28 07:35:38 +00:00
|
|
|
|
|
|
|
|
* Enable macvlan in `group_vars/k8s-cluster/k8s-cluster.yml`
|
2019-12-04 15:22:57 +00:00
|
|
|
|
|
|
|
|
```yml
|
2019-06-28 07:35:38 +00:00
|
|
|
...
|
|
|
|
|
kube_network_plugin: macvlan
|
|
|
|
|
...
|
|
|
|
|
```
|
|
|
|
|
|
2019-12-04 15:22:57 +00:00
|
|
|
* Adjust the `macvlan_interface` in `group_vars/k8s-cluster/k8s-net-macvlan.yml` or by host in the `host.yml` file:
|
2019-06-28 07:35:38 +00:00
|
|
|
|
2019-12-04 15:22:57 +00:00
|
|
|
```yml
|
2019-06-28 07:35:38 +00:00
|
|
|
all:
|
|
|
|
|
hosts:
|
|
|
|
|
node1:
|
|
|
|
|
ip: 10.2.2.1
|
|
|
|
|
access_ip: 10.2.2.1
|
|
|
|
|
ansible_host: 10.2.2.1
|
|
|
|
|
macvlan_interface: ens5
|
|
|
|
|
```
|
|
|
|
|
|
2019-12-04 15:22:57 +00:00
|
|
|
## Issue encountered
|
2019-06-28 07:35:38 +00:00
|
|
|
|
2019-12-04 15:22:57 +00:00
|
|
|
* Service DNS
|
2019-06-28 07:35:38 +00:00
|
|
|
|
|
|
|
|
reply from unexpected source:
|
|
|
|
|
|
|
|
|
|
add `kube_proxy_masquerade_all: true` in `group_vars/all/all.yml`
|
|
|
|
|
|
2019-12-04 15:22:57 +00:00
|
|
|
* Disable nodelocaldns
|
2019-06-28 07:35:38 +00:00
|
|
|
|
|
|
|
|
The nodelocal dns IP is not reacheable.
|
|
|
|
|
|
|
|
|
|
Disable it in `sample/group_vars/k8s-cluster/k8s-cluster.yml`
|
2019-12-04 15:22:57 +00:00
|
|
|
|
|
|
|
|
```yml
|
2019-06-28 07:35:38 +00:00
|
|
|
enable_nodelocaldns: false
|
|
|
|
|
```
|
