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kubectl attach

    Synopsis

    Attach to a process that is already running inside an existing container.

    kubectl attach (POD | TYPE/NAME) -c CONTAINER

    Examples

      # Get output from running pod mypod; use the 'kubectl.kubernetes.io/default-container' annotation
  # for selecting the container to be attached or the first container in the pod will be chosen
  kubectl attach mypod
  
  # Get output from ruby-container from pod mypod
  kubectl attach mypod -c ruby-container
  
  # Switch to raw terminal mode; sends stdin to 'bash' in ruby-container from pod mypod
  # and sends stdout/stderr from 'bash' back to the client
  kubectl attach mypod -c ruby-container -i -t
  
  # Get output from the first pod of a replica set named nginx
  kubectl attach rs/nginx

    Options

    -c, --container string

    Container name. If omitted, use the kubectl.kubernetes.io/default-container annotation for selecting the container to be attached or the first container in the pod will be chosen

    -h, --help

    help for attach

    --pod-running-timeout duration     Default: 1m0s

    The length of time (like 5s, 2m, or 3h, higher than zero) to wait until at least one pod is running

    -q, --quiet

    Only print output from the remote session

    -i, --stdin

    Pass stdin to the container

    -t, --tty

    Stdin is a TTY

    --as string

    Username to impersonate for the operation. User could be a regular user or a service account in a namespace.

    --as-group strings

    Group to impersonate for the operation, this flag can be repeated to specify multiple groups.

    --as-uid string

    UID to impersonate for the operation.

    --cache-dir string     Default: "$HOME/.kube/cache"

    Default cache directory

    --certificate-authority string

    Path to a cert file for the certificate authority

    --client-certificate string

    Path to a client certificate file for TLS

    --client-key string

    Path to a client key file for TLS

    --cloud-provider-gce-l7lb-src-cidrs cidrs     Default: 130.211.0.0/22,35.191.0.0/16

    CIDRs opened in GCE firewall for L7 LB traffic proxy & health checks

    --cloud-provider-gce-lb-src-cidrs cidrs     Default: 130.211.0.0/22,209.85.152.0/22,209.85.204.0/22,35.191.0.0/16

    CIDRs opened in GCE firewall for L4 LB traffic proxy & health checks

    --cluster string

    The name of the kubeconfig cluster to use

    --context string

    The name of the kubeconfig context to use

    --default-not-ready-toleration-seconds int     Default: 300

    Indicates the tolerationSeconds of the toleration for notReady:NoExecute that is added by default to every pod that does not already have such a toleration.

    --default-unreachable-toleration-seconds int     Default: 300

    Indicates the tolerationSeconds of the toleration for unreachable:NoExecute that is added by default to every pod that does not already have such a toleration.

    --disable-compression

    If true, opt-out of response compression for all requests to the server

    --insecure-skip-tls-verify

    If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure

    --kubeconfig string

    Path to the kubeconfig file to use for CLI requests.

    --match-server-version

    Require server version to match client version

    -n, --namespace string

    If present, the namespace scope for this CLI request

    --password string

    Password for basic authentication to the API server

    --profile string     Default: "none"

    Name of profile to capture. One of (none|cpu|heap|goroutine|threadcreate|block|mutex)

    --profile-output string     Default: "profile.pprof"

    Name of the file to write the profile to

    --request-timeout string     Default: "0"

    The length of time to wait before giving up on a single server request. Non-zero values should contain a corresponding time unit (e.g. 1s, 2m, 3h). A value of zero means don't timeout requests.

    -s, --server string

    The address and port of the Kubernetes API server

    --storage-driver-buffer-duration duration     Default: 1m0s

    Writes in the storage driver will be buffered for this duration, and committed to the non memory backends as a single transaction

    --storage-driver-db string     Default: "cadvisor"

    database name

    --storage-driver-host string     Default: "localhost:8086"

    database host:port

    --storage-driver-password string     Default: "root"

    database password

    --storage-driver-secure

    use secure connection with database

    --storage-driver-table string     Default: "stats"

    table name

    --storage-driver-user string     Default: "root"

    database username

    --tls-server-name string

    Server name to use for server certificate validation. If it is not provided, the hostname used to contact the server is used

    --token string

    Bearer token for authentication to the API server

    --user string

    The name of the kubeconfig user to use

    --username string

    Username for basic authentication to the API server

    --version version[=true]

    --version, --version=raw prints version information and quits; --version=vX.Y.Z... sets the reported version

    --warnings-as-errors

    Treat warnings received from the server as errors and exit with a non-zero exit code

    See Also

    • kubectl - kubectl controls the Kubernetes cluster manager