mirror of https://github.com/k3s-io/k3s
79 lines
2.4 KiB
Go
79 lines
2.4 KiB
Go
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/*
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Copyright 2016 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 dockershim
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import (
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"fmt"
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"io"
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"k8s.io/kubernetes/pkg/api"
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runtimeApi "k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
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kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
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"k8s.io/kubernetes/pkg/kubelet/dockertools"
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)
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const (
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dockerRuntimeName = "docker"
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kubeAPIVersion = "0.1.0"
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// String used to detect docker host mode for various namespaces (e.g.
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// networking). Must match the value returned by docker inspect -f
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// '{{.HostConfig.NetworkMode}}'.
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namespaceModeHost = "host"
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defaultSeccompProfile = "unconfined"
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)
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func NewDockerSevice(client dockertools.DockerInterface) DockerLegacyService {
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return &dockerService{
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client: dockertools.NewInstrumentedDockerInterface(client),
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}
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}
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// DockerLegacyService is an interface that embeds both the new
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// RuntimeService and ImageService interfaces, while including legacy methods
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// for backward compatibility.
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type DockerLegacyService interface {
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kubecontainer.RuntimeService
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kubecontainer.ImageManagerService
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// Supporting legacy methods for docker.
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GetContainerLogs(pod *api.Pod, containerID kubecontainer.ContainerID, logOptions *api.PodLogOptions, stdout, stderr io.Writer) (err error)
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kubecontainer.ContainerAttacher
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PortForward(pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error
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}
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type dockerService struct {
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client dockertools.DockerInterface
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}
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// Version returns the runtime name, runtime version and runtime API version
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func (ds *dockerService) Version(apiVersion string) (*runtimeApi.VersionResponse, error) {
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v, err := ds.client.Version()
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if err != nil {
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return nil, fmt.Errorf("docker: failed to get docker version: %v", err)
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}
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runtimeAPIVersion := kubeAPIVersion
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name := dockerRuntimeName
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return &runtimeApi.VersionResponse{
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Version: &runtimeAPIVersion,
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RuntimeName: &name,
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RuntimeVersion: &v.Version,
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RuntimeApiVersion: &v.APIVersion,
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}, nil
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}
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