7dd49516d8
This makes the concept of a `Provider` wholely implemented in the cli implementation in cmd/virtual-kubelet. It allows us to slim down the interfaces used in vkubelet (and vkubelet/api) to what is actually used there rather than a huge interface that is only there to serve the CLI's needs.
50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
package api
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import (
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"context"
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"net/http"
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"github.com/cpuguy83/strongerrors"
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"github.com/virtual-kubelet/virtual-kubelet/log"
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/serializer"
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)
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type PodListerFunc func(context.Context) ([]*v1.Pod, error)
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func HandleRunningPods(getPods PodListerFunc) http.HandlerFunc {
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scheme := runtime.NewScheme()
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v1.SchemeBuilder.AddToScheme(scheme)
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codecs := serializer.NewCodecFactory(scheme)
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return handleError(func(w http.ResponseWriter, req *http.Request) error {
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ctx := req.Context()
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ctx = log.WithLogger(ctx, log.L)
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pods, err := getPods(ctx)
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if err != nil {
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return err
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}
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// Borrowed from github.com/kubernetes/kubernetes/pkg/kubelet/server/server.go
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// encodePods creates an v1.PodList object from pods and returns the encoded
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// PodList.
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podList := new(v1.PodList)
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for _, pod := range pods {
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podList.Items = append(podList.Items, *pod)
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}
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codec := codecs.LegacyCodec(v1.SchemeGroupVersion)
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data, err := runtime.Encode(codec, podList)
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if err != nil {
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return strongerrors.System(err)
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}
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w.Header().Set("Content-Type", "application/json")
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_, err = w.Write(data)
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if err != nil {
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return strongerrors.System(err)
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}
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return nil
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})
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}
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