bbe46b8c43
Signed-off-by: haoyun <yun.hao@daocloud.io> Co-authored-by: zounengren <zouyee1989@gmail.com>
70 lines
2.1 KiB
Go
70 lines
2.1 KiB
Go
/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package server
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import (
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"fmt"
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cni "github.com/containerd/go-cni"
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)
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// windowsNetworkAttachCount is the minimum number of networks the PodSandbox
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// attaches to
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const windowsNetworkAttachCount = 1
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// initPlatform handles linux specific initialization for the CRI service.
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func (c *criService) initPlatform() error {
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pluginDirs := map[string]string{
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defaultNetworkPlugin: c.config.NetworkPluginConfDir,
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}
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for name, conf := range c.config.Runtimes {
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if conf.NetworkPluginConfDir != "" {
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pluginDirs[name] = conf.NetworkPluginConfDir
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}
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}
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c.netPlugin = make(map[string]cni.CNI)
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for name, dir := range pluginDirs {
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max := c.config.NetworkPluginMaxConfNum
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if name != defaultNetworkPlugin {
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if m := c.config.Runtimes[name].NetworkPluginMaxConfNum; m != 0 {
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max = m
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}
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}
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// For windows, the loopback network is added as default.
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// There is no need to explicitly add one hence networkAttachCount is 1.
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// If there are more network configs the pod will be attached to all the
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// networks but we will only use the ip of the default network interface
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// as the pod IP.
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i, err := cni.New(cni.WithMinNetworkCount(windowsNetworkAttachCount),
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cni.WithPluginConfDir(dir),
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cni.WithPluginMaxConfNum(max),
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cni.WithPluginDir([]string{c.config.NetworkPluginBinDir}))
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if err != nil {
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return fmt.Errorf("failed to initialize cni: %w", err)
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}
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c.netPlugin[name] = i
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}
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return nil
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}
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// cniLoadOptions returns cni load options for the windows.
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func (c *criService) cniLoadOptions() []cni.Opt {
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return []cni.Opt{cni.WithDefaultConf}
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}
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