1KUBERNETES(1) Jan 2015 KUBERNETES(1)
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6 kubectl auth can-i - Check whether an action is allowed
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11 kubectl auth can-i [OPTIONS]
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16 Check whether an action is allowed.
17 VERB is a logical Kubernetes API verb like 'get', 'list', 'watch',
20 'delete', etc. TYPE is a Kubernetes resource. Shortcuts and groups will
21 be resolved. NONRESOURCEURL is a partial URL starts with "/". NAME is
22 the name of a particular Kubernetes resource.
23
27 --all-namespaces=false
28 If true, check the specified action in all namespaces.
29 -q, --quiet=false
32 If true, suppress output and just return the exit code.
33 --subresource=""
36 SubResource such as pod/log or deployment/scale
37
41 --allow-verification-with-non-compliant-keys=false
42 Allow a SignatureVerifier to use keys which are technically
43 non-compliant with RFC6962.
44 --alsologtostderr=false
47 log to standard error as well as files
48 --application-metrics-count-limit=100
51 Max number of application metrics to store (per container)
52 --as=""
55 Username to impersonate for the operation
56 --as-group=[]
59 Group to impersonate for the operation, this flag can be repeated
60 to specify multiple groups.
61 --azure-container-registry-config=""
64 Path to the file containing Azure container registry configuration
65 information.
66 --boot-id-file="/proc/sys/kernel/random/boot_id"
69 Comma-separated list of files to check for boot-id. Use the first
70 one that exists.
71 --cache-dir="/builddir/.kube/http-cache"
74 Default HTTP cache directory
75 --certificate-authority=""
78 Path to a cert file for the certificate authority
79 --client-certificate=""
82 Path to a client certificate file for TLS
83 --client-key=""
86 Path to a client key file for TLS
87 --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
90 CIDRs opened in GCE firewall for LB traffic proxy health checks
91 --cluster=""
94 The name of the kubeconfig cluster to use
95 --container-hints="/etc/cadvisor/container_hints.json"
98 location of the container hints file
99 --containerd="unix:///var/run/containerd.sock"
102 containerd endpoint
103 --context=""
106 The name of the kubeconfig context to use
107 --default-not-ready-toleration-seconds=300
110 Indicates the tolerationSeconds of the toleration for
111 notReady:NoExecute that is added by default to every pod that does not
112 already have such a toleration.
113 --default-unreachable-toleration-seconds=300
116 Indicates the tolerationSeconds of the toleration for unreach‐
117 able:NoExecute that is added by default to every pod that does not
118 already have such a toleration.
119 --docker="unix:///var/run/docker.sock"
122 docker endpoint
123 --docker-env-metadata-whitelist=""
126 a comma-separated list of environment variable keys that needs to
127 be collected for docker containers
128 --docker-only=false
131 Only report docker containers in addition to root stats
132 --docker-root="/var/lib/docker"
135 DEPRECATED: docker root is read from docker info (this is a fall‐
136 back, default: /var/lib/docker)
137 --docker-tls=false
140 use TLS to connect to docker
141 --docker-tls-ca="ca.pem"
144 path to trusted CA
145 --docker-tls-cert="cert.pem"
148 path to client certificate
149 --docker-tls-key="key.pem"
152 path to private key
153 --enable-load-reader=false
156 Whether to enable cpu load reader
157 --event-storage-age-limit="default=0"
160 Max length of time for which to store events (per type). Value is a
161 comma separated list of key values, where the keys are event types
162 (e.g.: creation, oom) or "default" and the value is a duration. Default
163 is applied to all non-specified event types
164 --event-storage-event-limit="default=0"
167 Max number of events to store (per type). Value is a comma sepa‐
168 rated list of key values, where the keys are event types (e.g.: cre‐
169 ation, oom) or "default" and the value is an integer. Default is
170 applied to all non-specified event types
171 --global-housekeeping-interval=1m0s
174 Interval between global housekeepings
175 --google-json-key=""
178 The Google Cloud Platform Service Account JSON Key to use for
179 authentication.
180 --housekeeping-interval=10s
183 Interval between container housekeepings
184 --insecure-skip-tls-verify=false
187 If true, the server's certificate will not be checked for validity.
188 This will make your HTTPS connections insecure
189 --kubeconfig=""
192 Path to the kubeconfig file to use for CLI requests.
193 --log-backtrace-at=:0
196 when logging hits line file:N, emit a stack trace
197 --log-cadvisor-usage=false
200 Whether to log the usage of the cAdvisor container
201 --log-dir=""
204 If non-empty, write log files in this directory
205 --log-flush-frequency=5s
208 Maximum number of seconds between log flushes
209 --logtostderr=true
212 log to standard error instead of files
213 --machine-id-file="/etc/machine-id,/var/lib/dbus/machine-id"
216 Comma-separated list of files to check for machine-id. Use the
217 first one that exists.
218 --match-server-version=false
221 Require server version to match client version
222 --mesos-agent="127.0.0.1:5051"
225 Mesos agent address
226 --mesos-agent-timeout=10s
229 Mesos agent timeout
230 -n, --namespace=""
233 If present, the namespace scope for this CLI request
234 --request-timeout="0"
237 The length of time to wait before giving up on a single server
238 request. Non-zero values should contain a corresponding time unit (e.g.
239 1s, 2m, 3h). A value of zero means don't timeout requests.
240 -s, --server=""
243 The address and port of the Kubernetes API server
244 --stderrthreshold=2
247 logs at or above this threshold go to stderr
248 --storage-driver-buffer-duration=1m0s
251 Writes in the storage driver will be buffered for this duration,
252 and committed to the non memory backends as a single transaction
253 --storage-driver-db="cadvisor"
256 database name
257 --storage-driver-host="localhost:8086"
260 database host:port
261 --storage-driver-password="root"
264 database password
265 --storage-driver-secure=false
268 use secure connection with database
269 --storage-driver-table="stats"
272 table name
273 --storage-driver-user="root"
276 database username
277 --token=""
280 Bearer token for authentication to the API server
281 --user=""
284 The name of the kubeconfig user to use
285 -v, --v=0
288 log level for V logs
289 --version=false
292 Print version information and quit
293 --vmodule=
296 comma-separated list of pattern=N settings for file-filtered log‐
297 ging
298
302 # Check to see if I can create pods in any namespace
303 kubectl auth can-i create pods --all-namespaces
304 # Check to see if I can list deployments in my current namespace
306 kubectl auth can-i list deployments.extensions
307 # Check to see if I can do everything in my current namespace ("*" means all)
309 kubectl auth can-i '*' '*'
310 # Check to see if I can get the job named "bar" in namespace "foo"
312 kubectl auth can-i list jobs.batch/bar -n foo
313 # Check to see if I can read pod logs
315 kubectl auth can-i get pods --subresource=log
316 # Check to see if I can access the URL /logs/
318 kubectl auth can-i get /logs/
319
324 kubectl-auth(1),
325
329 January 2015, Originally compiled by Eric Paris (eparis at redhat dot
330 com) based on the kubernetes source material, but hopefully they have
331 been automatically generated since!
332Eric Paris kubernetes User Manuals KUBERNETES(1)