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Merge pull request #1615 from linfan/master 

Add limitation note of using host-port
pull/1506/merge
devin-donnelly 2016-11-21 16:49:32 -08:00 committed by GitHub
parent fb38685529 f855c8a599
commit 873cef7109
1 changed files with 3 additions and 1 deletions
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docs/admin/network-plugins.md
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@ -42,6 +42,8 @@ If there are multiple CNI configuration files in the directory, the first one in
In addition to the CNI plugin specified by the configuration file, Kubernetes requires the standard CNI `lo` plugin, at minimum version 0.2.0
Limitation: Due to [#31307](https://github.com/kubernetes/kubernetes/issues/31307), `HostPort` won't work with CNI networking plugin at the moment. That means all `hostPort` attribute in pod would be simply ignored.
### kubenet
Kubenet is a very basic, simple network plugin, on Linux only. It does not, of itself, implement more advanced features like cross-node networking or network policy. It is typically used together with a cloud provider that sets up routing rules for communication between nodes, or in single-node environments.
@ -76,4 +78,4 @@ 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.