Kubectl exec. kubectl exec command examples. kubectl exec mypod -- date. 注意： shell命令前，要加-- 号，不然shell命令中的参数，不能识别. Using kubectl exec to check the environment variables of a container. . This guide demonstrates two use cases. 文章被收录于专栏： 踏歌行的专栏. # 如果你要在 Pod 中执行的命令具有任何与 kubectl 本身重叠的标志（例如 -i），. 在容器中执行命令。 kubectl exec (POD | TYPE/NAME) [-c CONTAINER] [flags] -- COMMAND [args] 示例. 1 创建目录. 格式如下： kubectl exec -it podName -c containerName -n namespace -- shell comand. Oct 14, 2022 · 使用`kubectl exec`在容器中执行命令行. In this article, we will look at the kubectl exec command to show how to get a shell into a running container in your Kubernetes (K8S) cluster and how to run individual commands In this section, we'll explore how to open and access a container's shell using the "kubectl exec" command. Synopsis. Running individual commands in a container. # 另请注意，不要 在容器内部执行命令。 kubectl exec POD [-c CONTAINER] -- COMMAND [args] 示例. Now that you're familiar with how it works, you can use it to keep your k8s clusters running smoothly! Kubectl Exec is a command-line utility in Kubernetes that allows users to execute commands inside a container running in a pod. For configuration, kubectl looks for a file named config in the $HOME/. # Get output from running the 'date' command in ruby-container from pod mypod. kubectl exec POD [-c CONTAINER] -- COMMAND [args] May 16, 2019 · kubectl exec 执行 容器命令. # Get output from running 'date' in ruby-container from pod 123456-7890. Kubernetes kubectl命令详解与常用示例，基于k8s v1. . 3 # 获取节点和服务版本信息，并查看附加信 Nov 1, 2023 · kubectl exec 是 Kubernetes 的命令行工具 kubectl 中的一个子命令。 它的主要功能是在指定的 Pod 中执行命令。 也就是说，您可以通过 kubectl exec 与 Pod 中的容器进行交互，执行命令。 Aug 20, 2024 · kubectl exec mypod -c ruby-container -i -t -- bash -il. Kubernetes provides a command line tool for communicating with a Kubernetes cluster's control plane, using the Kubernetes API. 查看类命令. Here are some examples: kubectl exec shell-demo -- ps aux. It is convenient to check these environment variables using May 26, 2020 · 对于经常和 Kubernetes 打交道的 YAML 工程师来说，最常用的命令就是 kubectl exec 了，通过它可以直接在容器内执行命令来调试应用程序。 如果你不满足于只是用用而已，想了解 kubectl exec 的工作原理，那么本文值得你仔细读一读。 本文将通过参考 Oct 14, 2022 · 摘要 Execute a command in a container. Developers can use kubectl exec to run commands in a container. Oct 15, 2020 · Kubernetes K8S之kubectl命令详解及常用示例. # Get output from running the 'date' command from pod mypod, using the first container by default. 代码语言： javascript. Execute a command in a container. kube directory. Kubectl exec is a powerful tool for viewing the status and contents of containers in your Kubernetes clusters. 发布于 2020-10-15 00:24:30. 17. # 默认在pod 123456-7890的第一个容器中运行“date”并获取输出 . Running individual commands in a container. kubectl常用示例. In an ordinary command window, not your shell, list the environment variables in the running container: kubectl exec shell-demo -- env. how to kubectl exec into a pod or container. kubectl exec (POD | TYPE/NAME) [-c CONTAINER] [flags] -- COMMAND [args] Examples. kubectl exec 123456-7890 date. 7K 0. # 则必须使用两个破折号（--）来分隔命令的标志/参数. We'll go over the basics of kubectl exec, including its syntax, parameters, and how to use it to interact with containers in a Kubernetes pod. Kubectl exec bash or any other shell. This tool is named kubectl. $ kubectl exec 123456 Aug 19, 2024 · Synopsis. I'll walk you through an example that involves five simple steps. 2 kubectl get nodes. 17. 1 # 获取节点和服务版本信息. 举报. Command line tool (kubectl) kubectl reference. # Get output from running the 'date' command in ruby-container Aug 20, 2024 · 概要. # 在 Pod mypod 的第一个容器中列出 /usr 的内容，并按修改时间排序. 实例配置： 查看pod 的 日志 . 复制. Experiment with running other commands. how to choose container while executing command. # Get output from running 'date' from pod 123456-7890, using the first container by default. Kubernetes exposes services through environment variables. 4版本. It provides direct access to containers, enabling users to troubleshoot, debug, and interact with applications deployed on Kubernetes clusters. kubectl exec POD [-c CONTAINER] -- COMMAND [args] Examples. kubectl exec -it spark-master-xksl -c spark-master -n spark -- mkdir -p /usr/local/spark. kubectl exec shell-demo -- ls /. kubectl exec. zlnfzuupphralctgzmgdwkrwhwzsrdjpjkgkbkubinivyaltyybcnbki