1KUBERNETES(1)                      Jan 2015                      KUBERNETES(1)
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NAME

6       kubectl diff - Diff live version against would-be applied version
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SYNOPSIS

11       kubectl diff [OPTIONS]
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DESCRIPTION

16       Diff  configurations specified by filename or stdin between the current
17       online configuration, and the configuration as it would be if applied.
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20       Output is always YAML.
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23       KUBECTL_EXTERNAL_DIFF environment variable can be used to  select  your
24       own diff command. By default, the "diff" command available in your path
25       will be run with "-u" (unicode) and "-N" (treat  new  files  as  empty)
26       options.
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OPTIONS

31       --experimental-field-manager="kubectl"
32           Name of the manager used to track field ownership. This is an alpha
33       feature and flag.
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36       --experimental-force-conflicts=false
37           If true, server-side apply will  force  the  changes  against  con‐
38       flicts. This is an alpha feature and flag.
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41       --experimental-server-side=false
42           If true, apply runs in the server instead of the client. This is an
43       alpha feature and flag.
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46       -f, --filename=[]
47           Filename, directory, or URL to files contains the configuration  to
48       diff
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51       -k, --kustomize=""
52           Process  the  kustomization  directory.  This  flag  can't  be used
53       together with -f or -R.
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56       -R, --recursive=false
57           Process the directory used in -f,  --filename  recursively.  Useful
58       when  you  want  to  manage related manifests organized within the same
59       directory.
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OPTIONS INHERITED FROM PARENT COMMANDS

64       --alsologtostderr=false
65           log to standard error as well as files
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68       --application-metrics-count-limit=100
69           Max number of application metrics to store (per container)
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72       --as=""
73           Username to impersonate for the operation
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76       --as-group=[]
77           Group to impersonate for the operation, this flag can  be  repeated
78       to specify multiple groups.
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81       --azure-container-registry-config=""
82           Path  to the file containing Azure container registry configuration
83       information.
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86       --boot-id-file="/proc/sys/kernel/random/boot_id"
87           Comma-separated list of files to check for boot-id. Use  the  first
88       one that exists.
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91       --cache-dir="/builddir/.kube/http-cache"
92           Default HTTP cache directory
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95       --certificate-authority=""
96           Path to a cert file for the certificate authority
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99       --client-certificate=""
100           Path to a client certificate file for TLS
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103       --client-key=""
104           Path to a client key file for TLS
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107       --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
108           CIDRs opened in GCE firewall for LB traffic proxy  health checks
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111       --cluster=""
112           The name of the kubeconfig cluster to use
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115       --container-hints="/etc/cadvisor/container_hints.json"
116           location of the container hints file
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119       --containerd="/run/containerd/containerd.sock"
120           containerd endpoint
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123       --containerd-namespace="k8s.io"
124           containerd namespace
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127       --context=""
128           The name of the kubeconfig context to use
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131       --default-not-ready-toleration-seconds=300
132           Indicates   the   tolerationSeconds   of   the    toleration    for
133       notReady:NoExecute  that is added by default to every pod that does not
134       already have such a toleration.
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137       --default-unreachable-toleration-seconds=300
138           Indicates the tolerationSeconds  of  the  toleration  for  unreach‐
139       able:NoExecute  that  is  added  by  default to every pod that does not
140       already have such a toleration.
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143       --docker="unix:///var/run/docker.sock"
144           docker endpoint
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147       --docker-env-metadata-whitelist=""
148           a comma-separated list of environment variable keys that  needs  to
149       be collected for docker containers
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152       --docker-only=false
153           Only report docker containers in addition to root stats
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156       --docker-root="/var/lib/docker"
157           DEPRECATED:  docker  root is read from docker info (this is a fall‐
158       back, default: /var/lib/docker)
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161       --docker-tls=false
162           use TLS to connect to docker
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165       --docker-tls-ca="ca.pem"
166           path to trusted CA
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169       --docker-tls-cert="cert.pem"
170           path to client certificate
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173       --docker-tls-key="key.pem"
174           path to private key
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177       --enable-load-reader=false
178           Whether to enable cpu load reader
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181       --event-storage-age-limit="default=0"
182           Max length of time for which to store events (per type). Value is a
183       comma  separated  list  of  key  values, where the keys are event types
184       (e.g.: creation, oom) or "default" and the value is a duration. Default
185       is applied to all non-specified event types
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188       --event-storage-event-limit="default=0"
189           Max  number  of  events to store (per type). Value is a comma sepa‐
190       rated list of key values, where the keys are event  types  (e.g.:  cre‐
191       ation,  oom)  or  "default"  and  the  value  is an integer. Default is
192       applied to all non-specified event types
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195       --global-housekeeping-interval=1m0s
196           Interval between global housekeepings
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199       --housekeeping-interval=10s
200           Interval between container housekeepings
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203       --insecure-skip-tls-verify=false
204           If true, the server's certificate will not be checked for validity.
205       This will make your HTTPS connections insecure
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208       --kubeconfig=""
209           Path to the kubeconfig file to use for CLI requests.
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212       --log-backtrace-at=:0
213           when logging hits line file:N, emit a stack trace
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216       --log-cadvisor-usage=false
217           Whether to log the usage of the cAdvisor container
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220       --log-dir=""
221           If non-empty, write log files in this directory
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224       --log-file=""
225           If non-empty, use this log file
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228       --log-file-max-size=1800
229           Defines the maximum size a log file can grow to. Unit is megabytes.
230       If the value is 0, the maximum file size is unlimited.
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233       --log-flush-frequency=5s
234           Maximum number of seconds between log flushes
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237       --logtostderr=true
238           log to standard error instead of files
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241       --machine-id-file="/etc/machine-id,/var/lib/dbus/machine-id"
242           Comma-separated list of files to  check  for  machine-id.  Use  the
243       first one that exists.
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246       --match-server-version=false
247           Require server version to match client version
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250       -n, --namespace=""
251           If present, the namespace scope for this CLI request
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254       --password=""
255           Password for basic authentication to the API server
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258       --profile="none"
259           Name of profile to capture. One of (none|cpu|heap|goroutine|thread‐
260       create|block|mutex)
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263       --profile-output="profile.pprof"
264           Name of the file to write the profile to
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267       --request-timeout="0"
268           The length of time to wait before giving  up  on  a  single  server
269       request. Non-zero values should contain a corresponding time unit (e.g.
270       1s, 2m, 3h). A value of zero means don't timeout requests.
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273       -s, --server=""
274           The address and port of the Kubernetes API server
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277       --skip-headers=false
278           If true, avoid header prefixes in the log messages
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281       --skip-log-headers=false
282           If true, avoid headers when opening log files
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285       --stderrthreshold=2
286           logs at or above this threshold go to stderr
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289       --storage-driver-buffer-duration=1m0s
290           Writes in the storage driver will be buffered  for  this  duration,
291       and committed to the non memory backends as a single transaction
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294       --storage-driver-db="cadvisor"
295           database name
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298       --storage-driver-host="localhost:8086"
299           database host:port
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302       --storage-driver-password="root"
303           database password
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306       --storage-driver-secure=false
307           use secure connection with database
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310       --storage-driver-table="stats"
311           table name
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314       --storage-driver-user="root"
315           database username
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318       --token=""
319           Bearer token for authentication to the API server
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322       --update-machine-info-interval=5m0s
323           Interval between machine info updates.
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326       --user=""
327           The name of the kubeconfig user to use
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330       --username=""
331           Username for basic authentication to the API server
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334       -v, --v=0
335           number for the log level verbosity
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338       --version=false
339           Print version information and quit
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342       --vmodule=
343           comma-separated  list  of pattern=N settings for file-filtered log‐
344       ging
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EXAMPLE

349                # Diff resources included in pod.json.
350                kubectl diff -f pod.json
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352                # Diff file read from stdin
353                cat service.yaml | kubectl diff -f -
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SEE ALSO

359       kubectl(1),
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HISTORY

364       January 2015, Originally compiled by Eric Paris (eparis at  redhat  dot
365       com)  based  on the kubernetes source material, but hopefully they have
366       been automatically generated since!
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370Eric Paris                  kubernetes User Manuals              KUBERNETES(1)
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