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Add CNI conf based on runtime class

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Signed-off-by: Michael Crosby <michael@thepasture.io>
This commit is contained in:
Michael Crosby
2020-11-06 11:29:42 -05:00
parent 7ddf5e52ba
commit 55893b9be7
12 changed files with 187 additions and 63 deletions
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42
pkg/cri/server/service_windows.go
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@@ -27,18 +27,36 @@ const windowsNetworkAttachCount = 1
// initPlatform handles linux specific initialization for the CRI service.
func (c *criService) initPlatform() error {
var err error
// For windows, the loopback network is added as default.
// There is no need to explicitly add one hence networkAttachCount is 1.
// If there are more network configs the pod will be attached to all the
// networks but we will only use the ip of the default network interface
// as the pod IP.
c.netPlugin, err = cni.New(cni.WithMinNetworkCount(windowsNetworkAttachCount),
cni.WithPluginConfDir(c.config.NetworkPluginConfDir),
cni.WithPluginMaxConfNum(c.config.NetworkPluginMaxConfNum),
cni.WithPluginDir([]string{c.config.NetworkPluginBinDir}))
if err != nil {
return errors.Wrap(err, "failed to initialize cni")
pluginDirs := map[string]string{
defaultNetworkPlugin: c.config.NetworkPluginConfDir,
}
for name, conf := range c.config.Runtimes {
if conf.NetworkPluginConfDir != "" {
pluginDirs[name] = conf.NetworkPluginConfDir
}
}
c.netPlugin = make(map[string]cni.CNI)
for name, dir := range pluginDirs {
max := c.config.NetworkPluginMaxConfNum
if name != defaultNetworkPlugin {
if m := c.config.Runtimes[name].NetworkPluginMaxConfNum; m != 0 {
max = m
}
}
// For windows, the loopback network is added as default.
// There is no need to explicitly add one hence networkAttachCount is 1.
// If there are more network configs the pod will be attached to all the
// networks but we will only use the ip of the default network interface
// as the pod IP.
i, err := cni.New(cni.WithMinNetworkCount(windowsNetworkAttachCount),
cni.WithPluginConfDir(dir),
cni.WithPluginMaxConfNum(max),
cni.WithPluginDir([]string{c.config.NetworkPluginBinDir}))
if err != nil {
return errors.Wrap(err, "failed to initialize cni")
}
c.netPlugin[name] = i
}
return nil