• 安装krew


    地址:https://krew.sigs.k8s.io/docs/user-guide/setup/install/

    macOS/Linux

    • Bash or ZSH shells
    1. 确保已安装git
      2.执行如下命令进行下载和安装krew:
    # 复制如下命令执行(命令包含括号)
    
    (
      set -x; cd "$(mktemp -d)" &&
      OS="$(uname | tr '[:upper:]' '[:lower:]')" &&
      ARCH="$(uname -m | sed -e 's/x86_64/amd64/' -e 's/\(arm\)\(64\)\?.*/\1\2/' -e 's/aarch64$/arm64/')" &&
      KREW="krew-${OS}_${ARCH}" &&
      curl -fsSLO "https://github.com/kubernetes-sigs/krew/releases/latest/download/${KREW}.tar.gz" &&
      tar zxvf "${KREW}.tar.gz" &&
      ./"${KREW}" install krew
    )
    
    # 命令执行过程和结果
    + cd /tmp/tmp.mJPe00R4vD
    ++ uname
    ++ tr '[:upper:]' '[:lower:]'
    + OS=linux
    ++ uname -m
    ++ sed -e s/x86_64/amd64/ -e 's/\(arm\)\(64\)\?.*/\1\2/' -e 's/aarch64$/arm64/'
    + ARCH=amd64
    + KREW=krew-linux_amd64
    + curl -fsSLO https://github.com/kubernetes-sigs/krew/releases/latest/download/krew-linux_amd64.tar.gz
    + tar zxvf krew-linux_amd64.tar.gz
    ./LICENSE
    ./krew-linux_amd64
    + ./krew-linux_amd64 install krew
    Adding "default" plugin index from https://github.com/kubernetes-sigs/krew-index.git.
    Updated the local copy of plugin index.
    Installing plugin: krew
    Installed plugin: krew
    \
     | Use this plugin:
     |      kubectl krew
     | Documentation:
     |      https://krew.sigs.k8s.io/
     | Caveats:
     | \
     |  | krew is now installed! To start using kubectl plugins, you need to add
     |  | krew's installation directory to your PATH:
     |  | 
     |  |   * macOS/Linux:
     |  |     - Add the following to your ~/.bashrc or ~/.zshrc:
     |  |         export PATH="${KREW_ROOT:-$HOME/.krew}/bin:$PATH"
     |  |     - Restart your shell.
     |  | 
     |  |   * Windows: Add %USERPROFILE%\.krew\bin to your PATH environment variable
     |  | 
     |  | To list krew commands and to get help, run:
     |  |   $ kubectl krew
     |  | For a full list of available plugins, run:
     |  |   $ kubectl krew search
     |  | 
     |  | You can find documentation at
     |  |   https://krew.sigs.k8s.io/docs/user-guide/quickstart/.
     | /
    /
    

    3.根据命令执行结果,配置环境变量

    vim ~/.bashrc
    
    # 在末尾新增如下这行
    export PATH="${KREW_ROOT:-$HOME/.krew}/bin:$PATH"
    

    4.退出当前shell重新打开,然后执行如下命令进行校验

    # kubectl krew
    krew is the kubectl plugin manager.
    You can invoke krew through kubectl: "kubectl krew [command]..."
    
    Usage:
      kubectl krew [command]
    
    Available Commands:
      completion  generate the autocompletion script for the specified shell
      help        Help about any command
      index       Manage custom plugin indexes
      info        Show information about an available plugin
      install     Install kubectl plugins
      list        List installed kubectl plugins
      search      Discover kubectl plugins
      uninstall   Uninstall plugins
      update      Update the local copy of the plugin index
      upgrade     Upgrade installed plugins to newer versions
      version     Show krew version and diagnostics
    
    Flags:
      -h, --help      help for krew
      -v, --v Level   number for the log level verbosity
    
    Use "kubectl krew [command] --help" for more information about a command.
    
    # kubectl krew search
    NAME                            DESCRIPTION                                         INSTALLED
    access-matrix                   Show an RBAC access matrix for server resources     no
    accurate                        Manage Accurate, a multi-tenancy controller         no
    advise-policy                   Suggests PodSecurityPolicies and OPA Policies f...  no
    advise-psp                      Suggests PodSecurityPolicies for cluster.           no
    allctx                          Run commands on contexts in your kubeconfig         no
    apparmor-manager                Manage AppArmor profiles for cluster.               no
    assert                          Assert Kubernetes resources                         no
    auth-proxy                      Authentication proxy to a pod or service            no
    azad-proxy                      Generate and handle authentication for azad-kub...  no
    bd-xray                         Run Black Duck Image Scans                          no
    blame                           Show who edited resource fields.                    no
    bulk-action                     Do bulk actions on Kubernetes resources.            no
    ca-cert                         Print the PEM CA certificate of the current clu...  no
    capture                         Triggers a Sysdig capture to troubleshoot the r...  no
    cert-manager                    Manage cert-manager resources inside your cluster   no
    change-ns                       View or change the current namespace via kubectl.   no
    cilium                          Easily interact with Cilium agents.                 no
    cluster-group                   Exec commands across a group of contexts.           no
    clusternet                      Wrap multiple kubectl calls to Clusternet           no
    cm                              Provides commands for OCM/MCE/ACM.                  no
    config-cleanup                  Automatically clean up your kubeconfig              no
    config-registry                 Switch between registered kubeconfigs               no
    cost                            View cluster cost information                       no
    creyaml                         Generate custom resource YAML manifest              no
    ctx                             Switch between contexts in your kubeconfig          no
    custom-cols                     A "kubectl get" replacement with customizable c...  no
    cyclonus                        NetworkPolicy analysis tool suite                   no
    datadog                         Manage the Datadog Operator                         no
    datree                          Scan your cluster resources for misconfigurations   no
    debug-shell                     Create pod with interactive kube-shell.             no
    deprecations                    Checks for deprecated objects in a cluster          no
    df-pv                           Show disk usage (like unix df) for persistent v...  no
    direct-csi                      CSI driver to manage drives in k8s cluster as v...  no
    directpv                        Deploys and manages the lifecycle of DirectPV C...  no
    doctor                          Scans your cluster and reports anomalies.           no
    duck                            List custom resources with ducktype support         no
    edit-status                     Edit /status subresources of CRs                    no
    eds                             Interact and manage ExtendedDaemonset resources     no
    eksporter                       Export resources and removes a pre-defined set ...  no
    emit-event                      Emit Kubernetes Events for the requested object     no
    evict-pod                       Evicts the given pod                                no
    example                         Prints out example manifest YAMLs                   no
    exec-as                         Like kubectl exec, but offers a `user` flag to ...  no
    exec-cronjob                    Run a CronJob immediately as Job                    no
    explore                         A better kubectl explain with the fuzzy finder      no
    fields                          Grep resources hierarchy by field name              no
    flame                           Generate CPU flame graphs from pods                 no
    fleet                           Shows config and resources of a fleet of clusters   no
    flyte                           Monitor, launch and manage flyte executions         no
    fuzzy                           Fuzzy and partial string search for kubectl         no
    gadget                          Gadgets for debugging and introspecting apps        no
    get-all                         Like `kubectl get all` but _really_ everything      no
    gke-credentials                 Fetch credentials for GKE clusters                  no
    gopass                          Imports secrets from gopass                         no
    graph                           Visualize Kubernetes resources and relationships.   no
    grep                            Filter Kubernetes resources by matching their n...  no
    gs                              Handle custom resources with Giant Swarm            no
    hlf                             Deploy and manage Hyperledger Fabric components     no
    hns                             Manage hierarchical namespaces (part of HNC)        no
    htpasswd                        Create nginx-ingress compatible basic-auth secrets  no
    ice                             View configuration settings of containers insid...  no
    iexec                           Interactive selection tool for `kubectl exec`       no
    images                          Show container images used in the cluster.          no
    ingress-nginx                   Interact with ingress-nginx                         no
    ingress-rule                    Update Ingress rules via command line               no
    ipick                           A kubectl wrapper for interactive resource sele...  no
    istiolog                        Manipulate istio-proxy logging level without is...  no
    janitor                         Lists objects in a problematic state                no
    kadalu                          Manage Kadalu Operator, CSI and Storage pods        no
    karbon                          Connect to Nutanix Karbon cluster                   no
    karmada                         Manage clusters with Karmada federation.            no
    konfig                          Merge, split or import kubeconfig files             no
    krew                            Package manager for kubectl plugins.                yes
    kruise                          Easily handle OpenKruise workloads                  no
    ks                              Simple management of KubeSphere components          no
    ktop                            A top tool to display workload metrics              no
    kubesec-scan                    Scan Kubernetes resources with kubesec.io.          no
    kudo                            Declaratively build, install, and run operators...  no
    kuota-calc                      Calculate needed quota to perform rolling updates.  no
    kurt                            Find what's restarting and why                      no
    kuttl                           Declaratively run and test operators                no
    kyverno                         Kyverno is a policy engine for kubernetes           no
    lineage                         Display all dependent resources or resource dep...  no
    match-name                      Match names of pods and other API objects           no
    mc                              Run kubectl commands against multiple clusters ...  no
    minio                           Deploy and manage MinIO Operator and Tenant(s)      no
    moco                            Interact with MySQL operator MOCO.                  no
    modify-secret                   modify secret with implicit base64 translations     no
    mtail                           Tail logs from multiple pods matching label sel...  no
    multiforward                    Port Forward to multiple Kubernetes Services        no
    multinet                        Shows pods' network-status of multi-net-spec        no
    neat                            Remove clutter from Kubernetes manifests to mak...  no
    net-forward                     Proxy to arbitrary TCP services on a cluster ne...  no
    node-admin                      List nodes and run privileged pod with chroot       no
    node-restart                    Restart cluster nodes sequentially and gracefully   no
    node-shell                      Spawn a root shell on a node via kubectl            no
    np-viewer                       Network Policies rules viewer                       no
    ns                              Switch between Kubernetes namespaces                no
    nsenter                         Run shell command in Pod's namespace on the nod...  no
    oidc-login                      Log in to the OpenID Connect provider               no
    open-svc                        Open the Kubernetes URL(s) for the specified se...  no
    openebs                         View and debug OpenEBS storage resources            no
    operator                        Manage operators with Operator Lifecycle Manager    no
    oulogin                         Login to a cluster via OpenUnison                   no
    outdated                        Finds outdated container images running in a cl...  no
    passman                         Store kubeconfig credentials in keychains or pa...  no
    pexec                           Execute process with privileges in a pod            no
    pod-dive                        Shows a pod's workload tree and info inside a node  no
    pod-inspect                     Get all of a pod's details at a glance              no
    pod-lens                        Show pod-related resources                          no
    pod-logs                        Display a list of pods to get logs from             no
    pod-shell                       Display a list of pods to execute a shell in        no
    podevents                       Show events for pods                                no
    popeye                          Scans your clusters for potential resource issues   no
    preflight                       Executes application preflight tests in a cluster   no
    profefe                         Gather and manage pprof profiles from running pods  no
    promdump                        Dumps the head and persistent blocks of Prometh...  no
    prompt                          Prompts for user confirmation when executing co...  no
    prune-unused                    Prune unused resources                              no
    psp-util                        Manage Pod Security Policy(PSP) and the related...  no
    pv-migrate                      Migrate data across persistent volumes              no
    pvmigrate                       Migrates PVs between StorageClasses                 no
    rabbitmq                        Manage RabbitMQ clusters                            no
    rbac-lookup                     Reverse lookup for RBAC                             no
    rbac-tool                       Plugin to analyze RBAC permissions and generate...  no
    rbac-view                       A tool to visualize your RBAC permissions.          no
    realname-diff                   Diffs live and local resources ignoring Kustomi...  no
    reap                            Delete unused Kubernetes resources.                 no
    relay                           Drop-in "port-forward" replacement with UDP and...  no
    reliably                        Surfaces reliability issues in Kubernetes           no
    rename-pvc                      Rename a PersistentVolumeClaim (PVC)                no
    resource-capacity               Provides an overview of resource requests, limi...  no
    resource-snapshot               Prints a snapshot of nodes, pods and HPAs resou...  no
    resource-versions               Print supported API resource versions               no
    restart                         Restarts a pod with the given name                  no
    rm-standalone-pods              Remove all pods without owner references            no
    rolesum                         Summarize RBAC roles for subjects                   no
    roll                            Rolling restart of all persistent pods in a nam...  no
    rook-ceph                       Rook plugin for Ceph management                     no
    schemahero                      Declarative database schema migrations via YAML     no
    score                           Kubernetes static code analysis.                    no
    secretdata                      Viewing decoded Secret data with search flags       no
    service-tree                    Status for ingresses, services, and their backends  no
    shovel                          Gather diagnostics for .NET Core applications       no
    sick-pods                       Find and debug Pods that are "Not Ready"            no
    skew                            Find if your cluster/kubectl version is skewed      no
    slice                           Split a multi-YAML file into individual files.      no
    snap                            Delete half of the pods in a namespace or cluster   no
    sniff                           Start a remote packet capture on pods using tcp...  no
    socks5-proxy                    SOCKS5 proxy to Services or Pods in the cluster     no
    sort-manifests                  Sort manifest files in a proper order by Kind       no
    split-yaml                      Split YAML output into one file per resource.       no
    spy                             pod debugging tool for kubernetes clusters with...  no
    sql                             Query the cluster via pseudo-SQL                    no
    ssh-jump                        Access nodes or services using SSH jump Pod         no
    sshd                            Run SSH server in a Pod                             no
    ssm-secret                      Import/export secrets from/to AWS SSM param store   no
    starboard                       Toolkit for finding risks in kubernetes resources   no
    status                          Show status details of a given resource.            no
    stern                           Multi pod and container log tailing                 no
    strace                          Capture strace logs from a running workload         no
    sudo                            Run Kubernetes commands impersonated as group s...  no
    support-bundle                  Creates support bundles for off-cluster analysis    no
    tail                            Stream logs from multiple pods and containers u...  no
    tap                             Interactively proxy Kubernetes Services with ease   no
    tmux-exec                       An exec multiplexer using Tmux                      no
    topology                        Explore region topology for nodes or pods           no
    trace                           Trace Kubernetes pods and nodes with system tools   no
    tree                            Show a tree of object hierarchies through owner...  no
    tunnel                          Reverse tunneling between cluster and your machine  no
    unused-volumes                  List unused PVCs                                    no
    vela                            Easily interact with KubeVela                       no
    view-allocations                List allocations per resources, nodes, pods.        no
    view-cert                       View certificate information stored in secrets      no
    view-secret                     Decode Kubernetes secrets                           no
    view-serviceaccount-kubeconfig  Show a kubeconfig setting to access the apiserv...  no
    view-utilization                Shows cluster cpu and memory utilization            no
    view-webhook                    Visualize your webhook configurations               no
    viewnode                        Displays nodes with their pods and containers       no
    virt                            Control KubeVirt virtual machines using virtctl     no
    vpa-recommendation              Compare VPA recommendations to actual resources...  no
    warp                            Sync and execute local files in Pod                 no
    whisper-secret                  Create secrets with improved privacy                no
    who-can                         Shows who has RBAC permissions to access Kubern...  no
    whoami                          Show the subject that's currently authenticated...  no
    
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  • 原文地址:https://www.cnblogs.com/sanduzxcvbnm/p/16009439.html
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