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Add details about loopback cni plugin 

This change provide a href to users, so that users knowns where to
download this loopback cin plugin. And a more accurate link about
cni configuration file is provided.
This commit is contained in:
Cao Shufeng 2016-11-01 05:50:43 -04:00
parent 9c7a65cd09
commit 68f8244507
1 changed files with 3 additions and 3 deletions
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6
docs/admin/network-plugins.md
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@ -36,11 +36,11 @@ Place plugins in `network-plugin-dir/plugin-name/plugin-name`, i.e if you have a
### CNI
The CNI plugin is selected by passing Kubelet the `--network-plugin=cni` command-line option. Kubelet reads a file from `--cni-conf-dir` (default `/etc/cni/net.d`) and uses the CNI configuration from that file to set up each pod's network. The CNI configuration file must match the [CNI specification](https://github.com/containernetworking/cni/blob/master/SPEC.md), and any required CNI plugins referenced by the configuration must be present in `--cni-bin-dir` (default `/opt/cni/bin`).
The CNI plugin is selected by passing Kubelet the `--network-plugin=cni` command-line option. Kubelet reads a file from `--cni-conf-dir` (default `/etc/cni/net.d`) and uses the CNI configuration from that file to set up each pod's network. The CNI configuration file must match the [CNI specification](https://github.com/containernetworking/cni/blob/master/SPEC.md#network-configuration), and any required CNI plugins referenced by the configuration must be present in `--cni-bin-dir` (default `/opt/cni/bin`).
If there are multiple CNI configuration files in the directory, the first one in lexicographic order of file name is used.
In addition to the CNI plugin specified by the configuration file, Kubernetes requires the standard CNI `lo` plugin, at minimum version 0.2.0
In addition to the CNI plugin specified by the configuration file, Kubernetes requires the standard CNI [`lo`](https://github.com/containernetworking/cni/blob/master/plugins/main/loopback/loopback.go) plugin, at minimum version 0.2.0
### kubenet
@ -72,4 +72,4 @@ This option is provided to the network-plugin; currently **only kubenet supports
* `--network-plugin=exec` specifies that we use the `exec` plugin, with executables located in `--network-plugin-dir`.
* `--network-plugin=cni` specifies that we use the `cni` network plugin with actual CNI plugin binaries located in `--cni-bin-dir` (default `/opt/cni/bin`) and CNI plugin configuration located in `--cni-conf-dir` (default `/etc/cni/net.d`).
* `--network-plugin=kubenet` specifies that we use the `kubenet` network plugin with CNI `bridge` and `host-local` plugins placed in `/opt/cni/bin` or `network-plugin-dir`.
* `--network-plugin-mtu=9001` specifies the MTU to use, currently only used by the `kubenet` network plugin.
* `--network-plugin-mtu=9001` specifies the MTU to use, currently only used by the `kubenet` network plugin.