mirror of
https://github.com/k3s-io/k3s.git
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78 lines
2.3 KiB
Go
78 lines
2.3 KiB
Go
/*
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Copyright 2017 The Kubernetes 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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"encoding/json"
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"fmt"
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goruntime "runtime"
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cni "github.com/containerd/go-cni"
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"github.com/sirupsen/logrus"
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"golang.org/x/net/context"
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runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/runtime/v1alpha2"
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)
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// networkNotReadyReason is the reason reported when network is not ready.
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const networkNotReadyReason = "NetworkPluginNotReady"
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// Status returns the status of the runtime.
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func (c *criService) Status(ctx context.Context, r *runtime.StatusRequest) (*runtime.StatusResponse, error) {
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// As a containerd plugin, if CRI plugin is serving request,
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// containerd must be ready.
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runtimeCondition := &runtime.RuntimeCondition{
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Type: runtime.RuntimeReady,
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Status: true,
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}
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networkCondition := &runtime.RuntimeCondition{
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Type: runtime.NetworkReady,
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Status: true,
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}
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// Load the latest cni configuration to be in sync with the latest network configuration
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if err := c.netPlugin.Load(cni.WithLoNetwork, cni.WithDefaultConf); err != nil {
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logrus.WithError(err).Errorf("Failed to load cni configuration")
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}
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// Check the status of the cni initialization
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if err := c.netPlugin.Status(); err != nil {
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networkCondition.Status = false
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networkCondition.Reason = networkNotReadyReason
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networkCondition.Message = fmt.Sprintf("Network plugin returns error: %v", err)
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}
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resp := &runtime.StatusResponse{
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Status: &runtime.RuntimeStatus{Conditions: []*runtime.RuntimeCondition{
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runtimeCondition,
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networkCondition,
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}},
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}
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if r.Verbose {
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configByt, err := json.Marshal(c.config)
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if err != nil {
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return nil, err
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}
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resp.Info = make(map[string]string)
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resp.Info["config"] = string(configByt)
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versionByt, err := json.Marshal(goruntime.Version())
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if err != nil {
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return nil, err
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}
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resp.Info["golang"] = string(versionByt)
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}
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return resp, nil
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}
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