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https://github.com/optim-enterprises-bv/kubernetes.git
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65 lines
1.9 KiB
Go
65 lines
1.9 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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 e2e_node
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import (
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"bytes"
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"io"
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"net/url"
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"strings"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/client/restclient"
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client "k8s.io/kubernetes/pkg/client/unversioned"
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"k8s.io/kubernetes/pkg/client/unversioned/remotecommand"
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remotecommandserver "k8s.io/kubernetes/pkg/kubelet/server/remotecommand"
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)
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func execute(method string, url *url.URL, config *restclient.Config, stdin io.Reader, stdout, stderr io.Writer, tty bool) error {
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exec, err := remotecommand.NewExecutor(config, method, url)
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if err != nil {
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return err
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}
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return exec.Stream(remotecommandserver.SupportedStreamingProtocols, stdin, stdout, stderr, tty)
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}
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func execCommandInContainer(config *restclient.Config, c *client.Client, ns, podName, containerName string, cmd []string) (string, error) {
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var stdout, stderr bytes.Buffer
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var stdin io.Reader
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tty := false
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req := c.RESTClient.Post().
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Resource("pods").
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Name(podName).
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Namespace(ns).
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SubResource("exec").
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Param("container", containerName)
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req.VersionedParams(&api.PodExecOptions{
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Container: containerName,
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Command: cmd,
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Stdin: false,
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Stdout: true,
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Stderr: true,
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TTY: tty,
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}, api.ParameterCodec)
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err := execute("POST", req.URL(), config, stdin, &stdout, &stderr, tty)
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if err != nil {
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return "", err
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}
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return strings.TrimSpace(stdout.String()), nil
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}
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