1OC(1) June 2016 OC(1)
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6 oc exec - Execute a command in a container
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11 oc exec [OPTIONS]
12
16 Execute a command in a container
17
21 -c, --container=""
22 Container name. If omitted, the first container in the pod will be
23 chosen
24 -p, --pod=""
27 Pod name (deprecated)
28 -i, --stdin=false
31 Pass stdin to the container
32 -t, --tty=false
35 Stdin is a TTY
36
40 --allow_verification_with_non_compliant_keys=false
41 Allow a SignatureVerifier to use keys which are technically
42 non-compliant with RFC6962.
43 --alsologtostderr=false
46 log to standard error as well as files
47 --application_metrics_count_limit=100
50 Max number of application metrics to store (per container)
51 --as=""
54 Username to impersonate for the operation
55 --as-group=[]
58 Group to impersonate for the operation, this flag can be repeated
59 to specify multiple groups.
60 --azure-container-registry-config=""
63 Path to the file containing Azure container registry configuration
64 information.
65 --boot_id_file="/proc/sys/kernel/random/boot_id"
68 Comma-separated list of files to check for boot-id. Use the first
69 one that exists.
70 --cache-dir="/builddir/.kube/http-cache"
73 Default HTTP cache directory
74 --certificate-authority=""
77 Path to a cert file for the certificate authority
78 --client-certificate=""
81 Path to a client certificate file for TLS
82 --client-key=""
85 Path to a client key file for TLS
86 --cloud-provider-gce-lb-src-cidrs=130.211.0.0/22,209.85.152.0/22,209.85.204.0/22,35.191.0.0/16
89 CIDRs opened in GCE firewall for LB traffic proxy health checks
90 --cluster=""
93 The name of the kubeconfig cluster to use
94 --container_hints="/etc/cadvisor/container_hints.json"
97 location of the container hints file
98 --containerd="unix:///var/run/containerd.sock"
101 containerd endpoint
102 --context=""
105 The name of the kubeconfig context to use
106 --default-not-ready-toleration-seconds=300
109 Indicates the tolerationSeconds of the toleration for
110 notReady:NoExecute that is added by default to every pod that does not
111 already have such a toleration.
112 --default-unreachable-toleration-seconds=300
115 Indicates the tolerationSeconds of the toleration for unreach‐
116 able:NoExecute that is added by default to every pod that does not
117 already have such a toleration.
118 --docker="unix:///var/run/docker.sock"
121 docker endpoint
122 --docker-tls=false
125 use TLS to connect to docker
126 --docker-tls-ca="ca.pem"
129 path to trusted CA
130 --docker-tls-cert="cert.pem"
133 path to client certificate
134 --docker-tls-key="key.pem"
137 path to private key
138 --docker_env_metadata_whitelist=""
141 a comma-separated list of environment variable keys that needs to
142 be collected for docker containers
143 --docker_only=false
146 Only report docker containers in addition to root stats
147 --docker_root="/var/lib/docker"
150 DEPRECATED: docker root is read from docker info (this is a fall‐
151 back, default: /var/lib/docker)
152 --enable_load_reader=false
155 Whether to enable cpu load reader
156 --event_storage_age_limit="default=24h"
159 Max length of time for which to store events (per type). Value is a
160 comma separated list of key values, where the keys are event types
161 (e.g.: creation, oom) or "default" and the value is a duration. Default
162 is applied to all non-specified event types
163 --event_storage_event_limit="default=100000"
166 Max number of events to store (per type). Value is a comma sepa‐
167 rated list of key values, where the keys are event types (e.g.: cre‐
168 ation, oom) or "default" and the value is an integer. Default is
169 applied to all non-specified event types
170 --global_housekeeping_interval=0
173 Interval between global housekeepings
174 --housekeeping_interval=0
177 Interval between container housekeepings
178 --httptest.serve=""
181 if non-empty, httptest.NewServer serves on this address and blocks
182 --insecure-skip-tls-verify=false
185 If true, the server's certificate will not be checked for validity.
186 This will make your HTTPS connections insecure
187 --kubeconfig=""
190 Path to the kubeconfig file to use for CLI requests.
191 --log-flush-frequency=0
194 Maximum number of seconds between log flushes
195 --log_backtrace_at=:0
198 when logging hits line file:N, emit a stack trace
199 --log_cadvisor_usage=false
202 Whether to log the usage of the cAdvisor container
203 --log_dir=""
206 If non-empty, write log files in this directory
207 --logtostderr=true
210 log to standard error instead of files
211 --machine_id_file="/etc/machine-id,/var/lib/dbus/machine-id"
214 Comma-separated list of files to check for machine-id. Use the
215 first one that exists.
216 --match-server-version=false
219 Require server version to match client version
220 -n, --namespace=""
223 If present, the namespace scope for this CLI request
224 --request-timeout="0"
227 The length of time to wait before giving up on a single server
228 request. Non-zero values should contain a corresponding time unit (e.g.
229 1s, 2m, 3h). A value of zero means don't timeout requests.
230 -s, --server=""
233 The address and port of the Kubernetes API server
234 --stderrthreshold=2
237 logs at or above this threshold go to stderr
238 --storage_driver_buffer_duration=0
241 Writes in the storage driver will be buffered for this duration,
242 and committed to the non memory backends as a single transaction
243 --storage_driver_db="cadvisor"
246 database name
247 --storage_driver_host="localhost:8086"
250 database host:port
251 --storage_driver_password="root"
254 database password
255 --storage_driver_secure=false
258 use secure connection with database
259 --storage_driver_table="stats"
262 table name
263 --storage_driver_user="root"
266 database username
267 --token=""
270 Bearer token for authentication to the API server
271 --user=""
274 The name of the kubeconfig user to use
275 -v, --v=0
278 log level for V logs
279 --version=false
282 Print version information and quit
283 --vmodule=
286 comma-separated list of pattern=N settings for file-filtered log‐
287 ging
288
292 # Get output from running 'date' in ruby-container from pod 'mypod'
293 oc exec mypod -c ruby-container date
294 # 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
296 oc exec mypod -c ruby-container -i -t -- bash -il
297
302 oc(1),
303
307 June 2016, Ported from the Kubernetes man-doc generator
308Openshift Openshift CLI User Manuals OC(1)