2.6. Commande OpenShift CLI Référence de commande
Cette référence fournit des descriptions et des exemples de commandes pour les commandes de développeurs OpenShift CLI (oc).
Exécutez l’aide d’oc pour énumérer toutes les commandes ou exécuter oc <command> --aider à obtenir des détails supplémentaires pour une commande spécifique.
2.6.1. Commandes de développeurs OpenShift CLI (oc) Copier lienLien copié sur presse-papiers!
2.6.1.1. annotation d’OC Copier lienLien copié sur presse-papiers!
Actualiser les annotations sur une ressource
Exemple d’utilisation
# Update pod 'foo' with the annotation 'description' and the value 'my frontend'
# If the same annotation is set multiple times, only the last value will be applied
oc annotate pods foo description='my frontend'
# Update a pod identified by type and name in "pod.json"
oc annotate -f pod.json description='my frontend'
# Update pod 'foo' with the annotation 'description' and the value 'my frontend running nginx', overwriting any existing value
oc annotate --overwrite pods foo description='my frontend running nginx'
# Update all pods in the namespace
oc annotate pods --all description='my frontend running nginx'
# Update pod 'foo' only if the resource is unchanged from version 1
oc annotate pods foo description='my frontend running nginx' --resource-version=1
# Update pod 'foo' by removing an annotation named 'description' if it exists
# Does not require the --overwrite flag
oc annotate pods foo description-
2.6.1.2. api-ressources d’OC Copier lienLien copié sur presse-papiers!
Imprimez les ressources API prises en charge sur le serveur
Exemple d’utilisation
# Print the supported API resources
oc api-resources
# Print the supported API resources with more information
oc api-resources -o wide
# Print the supported API resources sorted by a column
oc api-resources --sort-by=name
# Print the supported namespaced resources
oc api-resources --namespaced=true
# Print the supported non-namespaced resources
oc api-resources --namespaced=false
# Print the supported API resources with a specific APIGroup
oc api-resources --api-group=rbac.authorization.k8s.io
2.6.1.3. api-versions OC Copier lienLien copié sur presse-papiers!
Imprimez les versions API prises en charge sur le serveur, sous la forme de "groupe/version"
Exemple d’utilisation
# Print the supported API versions
oc api-versions
2.6.1.4. les OC s’appliquent Copier lienLien copié sur presse-papiers!
Appliquer une configuration à une ressource par nom de fichier ou stdin
Exemple d’utilisation
# Apply the configuration in pod.json to a pod
oc apply -f ./pod.json
# Apply resources from a directory containing kustomization.yaml - e.g. dir/kustomization.yaml
oc apply -k dir/
# Apply the JSON passed into stdin to a pod
cat pod.json | oc apply -f -
# Apply the configuration from all files that end with '.json'
oc apply -f '*.json'
# Note: --prune is still in Alpha
# Apply the configuration in manifest.yaml that matches label app=nginx and delete all other resources that are not in the file and match label app=nginx
oc apply --prune -f manifest.yaml -l app=nginx
# Apply the configuration in manifest.yaml and delete all the other config maps that are not in the file
oc apply --prune -f manifest.yaml --all --prune-allowlist=core/v1/ConfigMap
2.6.1.5. les OC appliquent Edit-last-appliqué Copier lienLien copié sur presse-papiers!
Éditer les dernières annotations de configuration de dernière application d’une ressource/objet
Exemple d’utilisation
# Edit the last-applied-configuration annotations by type/name in YAML
oc apply edit-last-applied deployment/nginx
# Edit the last-applied-configuration annotations by file in JSON
oc apply edit-last-applied -f deploy.yaml -o json
2.6.1.6. appliquer OC-last-appliqué Copier lienLien copié sur presse-papiers!
Définir l’annotation de dernière configuration appliquée sur un objet en direct pour correspondre au contenu d’un fichier
Exemple d’utilisation
# Set the last-applied-configuration of a resource to match the contents of a file
oc apply set-last-applied -f deploy.yaml
# Execute set-last-applied against each configuration file in a directory
oc apply set-last-applied -f path/
# Set the last-applied-configuration of a resource to match the contents of a file; will create the annotation if it does not already exist
oc apply set-last-applied -f deploy.yaml --create-annotation=true
2.6.1.7. l’OC applique view-last-appliqué Copier lienLien copié sur presse-papiers!
Afficher les dernières annotations de configuration appliquée d’une ressource/objet
Exemple d’utilisation
# View the last-applied-configuration annotations by type/name in YAML
oc apply view-last-applied deployment/nginx
# View the last-applied-configuration annotations by file in JSON
oc apply view-last-applied -f deploy.yaml -o json
2.6.1.8. joint d’OC Copier lienLien copié sur presse-papiers!
Attacher à un conteneur en cours d’exécution
Exemple d’utilisation
# Get output from running pod mypod; use the 'oc.kubernetes.io/default-container' annotation
# for selecting the container to be attached or the first container in the pod will be chosen
oc attach mypod
# Get output from ruby-container from pod mypod
oc 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
oc attach mypod -c ruby-container -i -t
# Get output from the first pod of a replica set named nginx
oc attach rs/nginx
2.6.1.9. auth can-i d’OC Copier lienLien copié sur presse-papiers!
Vérifiez si une action est autorisée
Exemple d’utilisation
# Check to see if I can create pods in any namespace
oc auth can-i create pods --all-namespaces
# Check to see if I can list deployments in my current namespace
oc auth can-i list deployments.apps
# Check to see if service account "foo" of namespace "dev" can list pods
# in the namespace "prod".
# You must be allowed to use impersonation for the global option "--as".
oc auth can-i list pods --as=system:serviceaccount:dev:foo -n prod
# Check to see if I can do everything in my current namespace ("*" means all)
oc auth can-i '*' '*'
# Check to see if I can get the job named "bar" in namespace "foo"
oc auth can-i list jobs.batch/bar -n foo
# Check to see if I can read pod logs
oc auth can-i get pods --subresource=log
# Check to see if I can access the URL /logs/
oc auth can-i get /logs/
# List all allowed actions in namespace "foo"
oc auth can-i --list --namespace=foo
2.6.1.10. auth OC se réconcilier Copier lienLien copié sur presse-papiers!
Concilie les règles relatives au rôle RBAC, à la liaison des rôles, au rôle de cluster et aux objets liés au rôle de cluster
Exemple d’utilisation
# Reconcile RBAC resources from a file
oc auth reconcile -f my-rbac-rules.yaml
2.6.1.11. auth whoami d’OC Copier lienLien copié sur presse-papiers!
Expérimental: Vérifier les attributs de soi-même
Exemple d’utilisation
# Get your subject attributes.
oc auth whoami
# Get your subject attributes in JSON format.
oc auth whoami -o json
2.6.1.12. autoscale d’OC Copier lienLien copié sur presse-papiers!
Automatiser une configuration de déploiement, un déploiement, un ensemble de répliques, un ensemble d’états ou un contrôleur de réplication
Exemple d’utilisation
# Auto scale a deployment "foo", with the number of pods between 2 and 10, no target CPU utilization specified so a default autoscaling policy will be used
oc autoscale deployment foo --min=2 --max=10
# Auto scale a replication controller "foo", with the number of pods between 1 and 5, target CPU utilization at 80%
oc autoscale rc foo --max=5 --cpu-percent=80
2.6.1.13. annulation d’OC Copier lienLien copié sur presse-papiers!
Annuler l’exécution, l’attente ou les nouvelles versions
Exemple d’utilisation
# Cancel the build with the given name
oc cancel-build ruby-build-2
# Cancel the named build and print the build logs
oc cancel-build ruby-build-2 --dump-logs
# Cancel the named build and create a new one with the same parameters
oc cancel-build ruby-build-2 --restart
# Cancel multiple builds
oc cancel-build ruby-build-1 ruby-build-2 ruby-build-3
# Cancel all builds created from the 'ruby-build' build config that are in the 'new' state
oc cancel-build bc/ruby-build --state=new
2.6.1.14. cluster-info OC Copier lienLien copié sur presse-papiers!
Afficher les informations du cluster
Exemple d’utilisation
# Print the address of the control plane and cluster services
oc cluster-info
2.6.1.15. dump OC cluster-info Copier lienLien copié sur presse-papiers!
Décharger les informations pertinentes pour le débogage et le diagnostic
Exemple d’utilisation
# Dump current cluster state to stdout
oc cluster-info dump
# Dump current cluster state to /path/to/cluster-state
oc cluster-info dump --output-directory=/path/to/cluster-state
# Dump all namespaces to stdout
oc cluster-info dump --all-namespaces
# Dump a set of namespaces to /path/to/cluster-state
oc cluster-info dump --namespaces default,kube-system --output-directory=/path/to/cluster-state
2.6.1.16. achèvement des OC Copier lienLien copié sur presse-papiers!
Code d’achèvement de la coquille de sortie pour la coquille spécifiée (bash, zsh, poisson ou powershell)
Exemple d’utilisation
# Installing bash completion on macOS using homebrew
## If running Bash 3.2 included with macOS
brew install bash-completion
## or, if running Bash 4.1+
brew install bash-completion@2
## If oc is installed via homebrew, this should start working immediately
## If you've installed via other means, you may need add the completion to your completion directory
oc completion bash > $(brew --prefix)/etc/bash_completion.d/oc
# Installing bash completion on Linux
## If bash-completion is not installed on Linux, install the 'bash-completion' package
## via your distribution's package manager.
## Load the oc completion code for bash into the current shell
source <(oc completion bash)
## Write bash completion code to a file and source it from .bash_profile
oc completion bash > ~/.kube/completion.bash.inc
printf "
# oc shell completion
source '$HOME/.kube/completion.bash.inc'
" >> $HOME/.bash_profile
source $HOME/.bash_profile
# Load the oc completion code for zsh[1] into the current shell
source <(oc completion zsh)
# Set the oc completion code for zsh[1] to autoload on startup
oc completion zsh > "${fpath[1]}/_oc"
# Load the oc completion code for fish[2] into the current shell
oc completion fish | source
# To load completions for each session, execute once:
oc completion fish > ~/.config/fish/completions/oc.fish
# Load the oc completion code for powershell into the current shell
oc completion powershell | Out-String | Invoke-Expression
# Set oc completion code for powershell to run on startup
## Save completion code to a script and execute in the profile
oc completion powershell > $HOME\.kube\completion.ps1
Add-Content $PROFILE "$HOME\.kube\completion.ps1"
## Execute completion code in the profile
Add-Content $PROFILE "if (Get-Command oc -ErrorAction SilentlyContinue) {
oc completion powershell | Out-String | Invoke-Expression
}"
## Add completion code directly to the $PROFILE script
oc completion powershell >> $PROFILE
2.6.1.17. configuration OC config current-context Copier lienLien copié sur presse-papiers!
Afficher le contexte actuel
Exemple d’utilisation
# Display the current-context
oc config current-context
2.6.1.18. configuration OC config Remove-cluster Copier lienLien copié sur presse-papiers!
Effacer le cluster spécifié du kubeconfig
Exemple d’utilisation
# Delete the minikube cluster
oc config delete-cluster minikube
2.6.1.19. configuration OC config Remove-context Copier lienLien copié sur presse-papiers!
Effacer le contexte spécifié du kubeconfig
Exemple d’utilisation
# Delete the context for the minikube cluster
oc config delete-context minikube
2.6.1.20. configuration de l’utilisateur de suppression Copier lienLien copié sur presse-papiers!
Effacer l’utilisateur spécifié du kubeconfig
Exemple d’utilisation
# Delete the minikube user
oc config delete-user minikube
2.6.1.21. config OC get-clusters Copier lienLien copié sur presse-papiers!
Affichage des clusters définis dans le kubeconfig
Exemple d’utilisation
# List the clusters that oc knows about
oc config get-clusters
2.6.1.22. configuration OC get-contexts Copier lienLien copié sur presse-papiers!
Décrire un ou plusieurs contextes
Exemple d’utilisation
# List all the contexts in your kubeconfig file
oc config get-contexts
# Describe one context in your kubeconfig file
oc config get-contexts my-context
2.6.1.23. configuration OC config get-users Copier lienLien copié sur presse-papiers!
Afficher les utilisateurs définis dans le kubeconfig
Exemple d’utilisation
# List the users that oc knows about
oc config get-users
2.6.1.24. configuration d’OC new-admin-kubeconfig Copier lienLien copié sur presse-papiers!
Générer, rendre le serveur fiable et afficher un nouvel admin.kubeconfig
Exemple d’utilisation
# Generate a new admin kubeconfig
oc config new-admin-kubeconfig
2.6.1.25. configuration d’OC new-kubelet-bootstrap-kubeconfig Copier lienLien copié sur presse-papiers!
Générer, rendre le serveur fiable et afficher un nouveau kubelet /etc/kubernetes/kubeconfig
Exemple d’utilisation
# Generate a new kubelet bootstrap kubeconfig
oc config new-kubelet-bootstrap-kubeconfig
2.6.1.26. config OC rafraîchissement-ca-grouple Copier lienLien copié sur presse-papiers!
Actualisez le paquet OpenShift CA en contactant le serveur API
Exemple d’utilisation
# Refresh the CA bundle for the current context's cluster
oc config refresh-ca-bundle
# Refresh the CA bundle for the cluster named e2e in your kubeconfig
oc config refresh-ca-bundle e2e
# Print the CA bundle from the current OpenShift cluster's API server
oc config refresh-ca-bundle --dry-run
2.6.1.27. configuration OC rename-context Copier lienLien copié sur presse-papiers!
Le renom d’un contexte à partir du fichier kubeconfig
Exemple d’utilisation
# Rename the context 'old-name' to 'new-name' in your kubeconfig file
oc config rename-context old-name new-name
2.6.1.28. ensemble de configuration OC Copier lienLien copié sur presse-papiers!
Définir une valeur individuelle dans un fichier kubeconfig
Exemple d’utilisation
# Set the server field on the my-cluster cluster to https://1.2.3.4
oc config set clusters.my-cluster.server https://1.2.3.4
# Set the certificate-authority-data field on the my-cluster cluster
oc config set clusters.my-cluster.certificate-authority-data $(echo "cert_data_here" | base64 -i -)
# Set the cluster field in the my-context context to my-cluster
oc config set contexts.my-context.cluster my-cluster
# Set the client-key-data field in the cluster-admin user using --set-raw-bytes option
oc config set users.cluster-admin.client-key-data cert_data_here --set-raw-bytes=true
2.6.1.29. configuration OC Set-cluster Copier lienLien copié sur presse-papiers!
Définir une entrée de cluster dans kubeconfig
Exemple d’utilisation
# Set only the server field on the e2e cluster entry without touching other values
oc config set-cluster e2e --server=https://1.2.3.4
# Embed certificate authority data for the e2e cluster entry
oc config set-cluster e2e --embed-certs --certificate-authority=~/.kube/e2e/kubernetes.ca.crt
# Disable cert checking for the e2e cluster entry
oc config set-cluster e2e --insecure-skip-tls-verify=true
# Set the custom TLS server name to use for validation for the e2e cluster entry
oc config set-cluster e2e --tls-server-name=my-cluster-name
# Set the proxy URL for the e2e cluster entry
oc config set-cluster e2e --proxy-url=https://1.2.3.4
2.6.1.30. configuration OC set-context Copier lienLien copié sur presse-papiers!
Définir une entrée contextuelle dans kubeconfig
Exemple d’utilisation
# Set the user field on the gce context entry without touching other values
oc config set-context gce --user=cluster-admin
2.6.1.31. configuration OC config set-credentials Copier lienLien copié sur presse-papiers!
Définir une entrée utilisateur dans kubeconfig
Exemple d’utilisation
# Set only the "client-key" field on the "cluster-admin"
# entry, without touching other values
oc config set-credentials cluster-admin --client-key=~/.kube/admin.key
# Set basic auth for the "cluster-admin" entry
oc config set-credentials cluster-admin --username=admin --password=uXFGweU9l35qcif
# Embed client certificate data in the "cluster-admin" entry
oc config set-credentials cluster-admin --client-certificate=~/.kube/admin.crt --embed-certs=true
# Enable the Google Compute Platform auth provider for the "cluster-admin" entry
oc config set-credentials cluster-admin --auth-provider=gcp
# Enable the OpenID Connect auth provider for the "cluster-admin" entry with additional arguments
oc config set-credentials cluster-admin --auth-provider=oidc --auth-provider-arg=client-id=foo --auth-provider-arg=client-secret=bar
# Remove the "client-secret" config value for the OpenID Connect auth provider for the "cluster-admin" entry
oc config set-credentials cluster-admin --auth-provider=oidc --auth-provider-arg=client-secret-
# Enable new exec auth plugin for the "cluster-admin" entry
oc config set-credentials cluster-admin --exec-command=/path/to/the/executable --exec-api-version=client.authentication.k8s.io/v1beta1
# Enable new exec auth plugin for the "cluster-admin" entry with interactive mode
oc config set-credentials cluster-admin --exec-command=/path/to/the/executable --exec-api-version=client.authentication.k8s.io/v1beta1 --exec-interactive-mode=Never
# Define new exec auth plugin arguments for the "cluster-admin" entry
oc config set-credentials cluster-admin --exec-arg=arg1 --exec-arg=arg2
# Create or update exec auth plugin environment variables for the "cluster-admin" entry
oc config set-credentials cluster-admin --exec-env=key1=val1 --exec-env=key2=val2
# Remove exec auth plugin environment variables for the "cluster-admin" entry
oc config set-credentials cluster-admin --exec-env=var-to-remove-
2.6.1.32. config OC Unset Copier lienLien copié sur presse-papiers!
Désinitialiser une valeur individuelle dans un fichier kubeconfig
Exemple d’utilisation
# Unset the current-context
oc config unset current-context
# Unset namespace in foo context
oc config unset contexts.foo.namespace
2.6.1.33. configuration OC use-context Copier lienLien copié sur presse-papiers!
Définir le contexte courant dans un fichier kubeconfig
Exemple d’utilisation
# Use the context for the minikube cluster
oc config use-context minikube
2.6.1.34. affichage de configuration OC Copier lienLien copié sur presse-papiers!
Afficher les paramètres de kubeconfig fusionnés ou un fichier kubeconfig spécifié
Exemple d’utilisation
# Show merged kubeconfig settings
oc config view
# Show merged kubeconfig settings, raw certificate data, and exposed secrets
oc config view --raw
# Get the password for the e2e user
oc config view -o jsonpath='{.users[?(@.name == "e2e")].user.password}'
2.6.1.35. cp d’OC Copier lienLien copié sur presse-papiers!
Copier des fichiers et des répertoires vers et depuis des conteneurs
Exemple d’utilisation
# !!!Important Note!!!
# Requires that the 'tar' binary is present in your container
# image. If 'tar' is not present, 'oc cp' will fail.
#
# For advanced use cases, such as symlinks, wildcard expansion or
# file mode preservation, consider using 'oc exec'.
# Copy /tmp/foo local file to /tmp/bar in a remote pod in namespace <some-namespace>
tar cf - /tmp/foo | oc exec -i -n <some-namespace> <some-pod> -- tar xf - -C /tmp/bar
# Copy /tmp/foo from a remote pod to /tmp/bar locally
oc exec -n <some-namespace> <some-pod> -- tar cf - /tmp/foo | tar xf - -C /tmp/bar
# Copy /tmp/foo_dir local directory to /tmp/bar_dir in a remote pod in the default namespace
oc cp /tmp/foo_dir <some-pod>:/tmp/bar_dir
# Copy /tmp/foo local file to /tmp/bar in a remote pod in a specific container
oc cp /tmp/foo <some-pod>:/tmp/bar -c <specific-container>
# Copy /tmp/foo local file to /tmp/bar in a remote pod in namespace <some-namespace>
oc cp /tmp/foo <some-namespace>/<some-pod>:/tmp/bar
# Copy /tmp/foo from a remote pod to /tmp/bar locally
oc cp <some-namespace>/<some-pod>:/tmp/foo /tmp/bar
2.6.1.36. création d’OC Copier lienLien copié sur presse-papiers!
Créer une ressource à partir d’un fichier ou à partir de stdin
Exemple d’utilisation
# Create a pod using the data in pod.json
oc create -f ./pod.json
# Create a pod based on the JSON passed into stdin
cat pod.json | oc create -f -
# Edit the data in registry.yaml in JSON then create the resource using the edited data
oc create -f registry.yaml --edit -o json
2.6.1.37. création d’OC Copier lienLien copié sur presse-papiers!
Créer une nouvelle construction
Exemple d’utilisation
# Create a new build
oc create build myapp
2.6.1.38. créer clusterresourcequota Copier lienLien copié sur presse-papiers!
Créer un quota de ressources en cluster
Exemple d’utilisation
# Create a cluster resource quota limited to 10 pods
oc create clusterresourcequota limit-bob --project-annotation-selector=openshift.io/requester=user-bob --hard=pods=10
2.6.1.39. créer clusterrole OC Copier lienLien copié sur presse-papiers!
Créer un rôle de cluster
Exemple d’utilisation
# Create a cluster role named "pod-reader" that allows user to perform "get", "watch" and "list" on pods
oc create clusterrole pod-reader --verb=get,list,watch --resource=pods
# Create a cluster role named "pod-reader" with ResourceName specified
oc create clusterrole pod-reader --verb=get --resource=pods --resource-name=readablepod --resource-name=anotherpod
# Create a cluster role named "foo" with API Group specified
oc create clusterrole foo --verb=get,list,watch --resource=rs.apps
# Create a cluster role named "foo" with SubResource specified
oc create clusterrole foo --verb=get,list,watch --resource=pods,pods/status
# Create a cluster role name "foo" with NonResourceURL specified
oc create clusterrole "foo" --verb=get --non-resource-url=/logs/*
# Create a cluster role name "monitoring" with AggregationRule specified
oc create clusterrole monitoring --aggregation-rule="rbac.example.com/aggregate-to-monitoring=true"
2.6.1.40. créer le clusterrolebinding Copier lienLien copié sur presse-papiers!
Créer un rôle de cluster contraignant pour un rôle de cluster particulier
Exemple d’utilisation
# Create a cluster role binding for user1, user2, and group1 using the cluster-admin cluster role
oc create clusterrolebinding cluster-admin --clusterrole=cluster-admin --user=user1 --user=user2 --group=group1
2.6.1.41. créer un configmap Copier lienLien copié sur presse-papiers!
Créer une carte de configuration à partir d’un fichier, d’un répertoire ou d’une valeur littérale locale
Exemple d’utilisation
# Create a new config map named my-config based on folder bar
oc create configmap my-config --from-file=path/to/bar
# Create a new config map named my-config with specified keys instead of file basenames on disk
oc create configmap my-config --from-file=key1=/path/to/bar/file1.txt --from-file=key2=/path/to/bar/file2.txt
# Create a new config map named my-config with key1=config1 and key2=config2
oc create configmap my-config --from-literal=key1=config1 --from-literal=key2=config2
# Create a new config map named my-config from the key=value pairs in the file
oc create configmap my-config --from-file=path/to/bar
# Create a new config map named my-config from an env file
oc create configmap my-config --from-env-file=path/to/foo.env --from-env-file=path/to/bar.env
2.6.1.42. créer un cronjob Copier lienLien copié sur presse-papiers!
Créer une tâche cron avec le nom spécifié
Exemple d’utilisation
# Create a cron job
oc create cronjob my-job --image=busybox --schedule="*/1 * * * *"
# Create a cron job with a command
oc create cronjob my-job --image=busybox --schedule="*/1 * * * *" -- date
2.6.1.43. créer un déploiement Copier lienLien copié sur presse-papiers!
Créer un déploiement avec le nom spécifié
Exemple d’utilisation
# Create a deployment named my-dep that runs the busybox image
oc create deployment my-dep --image=busybox
# Create a deployment with a command
oc create deployment my-dep --image=busybox -- date
# Create a deployment named my-dep that runs the nginx image with 3 replicas
oc create deployment my-dep --image=nginx --replicas=3
# Create a deployment named my-dep that runs the busybox image and expose port 5701
oc create deployment my-dep --image=busybox --port=5701
# Create a deployment named my-dep that runs multiple containers
oc create deployment my-dep --image=busybox:latest --image=ubuntu:latest --image=nginx
2.6.1.44. créer la configuration de déploiement Copier lienLien copié sur presse-papiers!
Créer une configuration de déploiement avec des options par défaut qui utilisent une image donnée
Exemple d’utilisation
# Create an nginx deployment config named my-nginx
oc create deploymentconfig my-nginx --image=nginx
2.6.1.45. créer une identité Copier lienLien copié sur presse-papiers!
Créer manuellement une identité (uniquement nécessaire si la création automatique est désactivée)
Exemple d’utilisation
# Create an identity with identity provider "acme_ldap" and the identity provider username "adamjones"
oc create identity acme_ldap:adamjones
2.6.1.46. créer un flux d’images Copier lienLien copié sur presse-papiers!
Créer un nouveau flux d’images vide
Exemple d’utilisation
# Create a new image stream
oc create imagestream mysql
2.6.1.47. création d’imagestreamtag Copier lienLien copié sur presse-papiers!
Créer une nouvelle balise de flux d’images
Exemple d’utilisation
# Create a new image stream tag based on an image in a remote registry
oc create imagestreamtag mysql:latest --from-image=myregistry.local/mysql/mysql:5.0
2.6.1.48. l’OC crée une entrée Copier lienLien copié sur presse-papiers!
Créer une entrée avec le nom spécifié
Exemple d’utilisation
# Create a single ingress called 'simple' that directs requests to foo.com/bar to svc
# svc1:8080 with a TLS secret "my-cert"
oc create ingress simple --rule="foo.com/bar=svc1:8080,tls=my-cert"
# Create a catch all ingress of "/path" pointing to service svc:port and Ingress Class as "otheringress"
oc create ingress catch-all --class=otheringress --rule="/path=svc:port"
# Create an ingress with two annotations: ingress.annotation1 and ingress.annotations2
oc create ingress annotated --class=default --rule="foo.com/bar=svc:port" \
--annotation ingress.annotation1=foo \
--annotation ingress.annotation2=bla
# Create an ingress with the same host and multiple paths
oc create ingress multipath --class=default \
--rule="foo.com/=svc:port" \
--rule="foo.com/admin/=svcadmin:portadmin"
# Create an ingress with multiple hosts and the pathType as Prefix
oc create ingress ingress1 --class=default \
--rule="foo.com/path*=svc:8080" \
--rule="bar.com/admin*=svc2:http"
# Create an ingress with TLS enabled using the default ingress certificate and different path types
oc create ingress ingtls --class=default \
--rule="foo.com/=svc:https,tls" \
--rule="foo.com/path/subpath*=othersvc:8080"
# Create an ingress with TLS enabled using a specific secret and pathType as Prefix
oc create ingress ingsecret --class=default \
--rule="foo.com/*=svc:8080,tls=secret1"
# Create an ingress with a default backend
oc create ingress ingdefault --class=default \
--default-backend=defaultsvc:http \
--rule="foo.com/*=svc:8080,tls=secret1"
2.6.1.49. création d’emploi OC Copier lienLien copié sur presse-papiers!
Créer un job avec le nom spécifié
Exemple d’utilisation
# Create a job
oc create job my-job --image=busybox
# Create a job with a command
oc create job my-job --image=busybox -- date
# Create a job from a cron job named "a-cronjob"
oc create job test-job --from=cronjob/a-cronjob
2.6.1.50. créer un espace de noms Copier lienLien copié sur presse-papiers!
Créer un espace de noms avec le nom spécifié
Exemple d’utilisation
# Create a new namespace named my-namespace
oc create namespace my-namespace
2.6.1.51. créer un budget poddisruption Copier lienLien copié sur presse-papiers!
Créer un budget de perturbation de pod avec le nom spécifié
Exemple d’utilisation
# Create a pod disruption budget named my-pdb that will select all pods with the app=rails label
# and require at least one of them being available at any point in time
oc create poddisruptionbudget my-pdb --selector=app=rails --min-available=1
# Create a pod disruption budget named my-pdb that will select all pods with the app=nginx label
# and require at least half of the pods selected to be available at any point in time
oc create pdb my-pdb --selector=app=nginx --min-available=50%
2.6.1.52. créer une classe de priorité Copier lienLien copié sur presse-papiers!
Créer une classe de priorité avec le nom spécifié
Exemple d’utilisation
# Create a priority class named high-priority
oc create priorityclass high-priority --value=1000 --description="high priority"
# Create a priority class named default-priority that is considered as the global default priority
oc create priorityclass default-priority --value=1000 --global-default=true --description="default priority"
# Create a priority class named high-priority that cannot preempt pods with lower priority
oc create priorityclass high-priority --value=1000 --description="high priority" --preemption-policy="Never"
2.6.1.53. créer un quota Copier lienLien copié sur presse-papiers!
Créer un quota avec le nom spécifié
Exemple d’utilisation
# Create a new resource quota named my-quota
oc create quota my-quota --hard=cpu=1,memory=1G,pods=2,services=3,replicationcontrollers=2,resourcequotas=1,secrets=5,persistentvolumeclaims=10
# Create a new resource quota named best-effort
oc create quota best-effort --hard=pods=100 --scopes=BestEffort
2.6.1.54. créer un rôle Copier lienLien copié sur presse-papiers!
Créer un rôle avec une seule règle
Exemple d’utilisation
# Create a role named "pod-reader" that allows user to perform "get", "watch" and "list" on pods
oc create role pod-reader --verb=get --verb=list --verb=watch --resource=pods
# Create a role named "pod-reader" with ResourceName specified
oc create role pod-reader --verb=get --resource=pods --resource-name=readablepod --resource-name=anotherpod
# Create a role named "foo" with API Group specified
oc create role foo --verb=get,list,watch --resource=rs.apps
# Create a role named "foo" with SubResource specified
oc create role foo --verb=get,list,watch --resource=pods,pods/status
2.6.1.55. l’OC crée la reliure de rôle Copier lienLien copié sur presse-papiers!
Créer un rôle contraignant pour un rôle particulier ou un rôle de cluster
Exemple d’utilisation
# Create a role binding for user1, user2, and group1 using the admin cluster role
oc create rolebinding admin --clusterrole=admin --user=user1 --user=user2 --group=group1
# Create a role binding for serviceaccount monitoring:sa-dev using the admin role
oc create rolebinding admin-binding --role=admin --serviceaccount=monitoring:sa-dev
2.6.1.56. créer un bord de route Copier lienLien copié sur presse-papiers!
Créer un itinéraire qui utilise la terminaison TLS edge
Exemple d’utilisation
# Create an edge route named "my-route" that exposes the frontend service
oc create route edge my-route --service=frontend
# Create an edge route that exposes the frontend service and specify a path
# If the route name is omitted, the service name will be used
oc create route edge --service=frontend --path /assets
2.6.1.57. l’OC crée un passage d’itinéraire Copier lienLien copié sur presse-papiers!
Créer un itinéraire qui utilise la terminaison TLS passthrough
Exemple d’utilisation
# Create a passthrough route named "my-route" that exposes the frontend service
oc create route passthrough my-route --service=frontend
# Create a passthrough route that exposes the frontend service and specify
# a host name. If the route name is omitted, the service name will be used
oc create route passthrough --service=frontend --hostname=www.example.com
2.6.1.58. créer une route reencrypt Copier lienLien copié sur presse-papiers!
Créer une route qui utilise recrypter la terminaison TLS
Exemple d’utilisation
# Create a route named "my-route" that exposes the frontend service
oc create route reencrypt my-route --service=frontend --dest-ca-cert cert.cert
# Create a reencrypt route that exposes the frontend service, letting the
# route name default to the service name and the destination CA certificate
# default to the service CA
oc create route reencrypt --service=frontend
2.6.1.59. créer un fichier secret docker-registry Copier lienLien copié sur presse-papiers!
Créer un secret à utiliser avec un registre Docker
Exemple d’utilisation
# If you do not already have a .dockercfg file, create a dockercfg secret directly
oc create secret docker-registry my-secret --docker-server=DOCKER_REGISTRY_SERVER --docker-username=DOCKER_USER --docker-password=DOCKER_PASSWORD --docker-email=DOCKER_EMAIL
# Create a new secret named my-secret from ~/.docker/config.json
oc create secret docker-registry my-secret --from-file=.dockerconfigjson=path/to/.docker/config.json
2.6.1.60. créer un secret générique Copier lienLien copié sur presse-papiers!
Créer un secret à partir d’un fichier, d’un répertoire ou d’une valeur littérale locale
Exemple d’utilisation
# Create a new secret named my-secret with keys for each file in folder bar
oc create secret generic my-secret --from-file=path/to/bar
# Create a new secret named my-secret with specified keys instead of names on disk
oc create secret generic my-secret --from-file=ssh-privatekey=path/to/id_rsa --from-file=ssh-publickey=path/to/id_rsa.pub
# Create a new secret named my-secret with key1=supersecret and key2=topsecret
oc create secret generic my-secret --from-literal=key1=supersecret --from-literal=key2=topsecret
# Create a new secret named my-secret using a combination of a file and a literal
oc create secret generic my-secret --from-file=ssh-privatekey=path/to/id_rsa --from-literal=passphrase=topsecret
# Create a new secret named my-secret from env files
oc create secret generic my-secret --from-env-file=path/to/foo.env --from-env-file=path/to/bar.env
2.6.1.61. créer des tls secrets Copier lienLien copié sur presse-papiers!
Créer un secret TLS
Exemple d’utilisation
# Create a new TLS secret named tls-secret with the given key pair
oc create secret tls tls-secret --cert=path/to/tls.crt --key=path/to/tls.key
2.6.1.62. créer un cluster de service Copier lienLien copié sur presse-papiers!
Créer un service ClusterIP
Exemple d’utilisation
# Create a new ClusterIP service named my-cs
oc create service clusterip my-cs --tcp=5678:8080
# Create a new ClusterIP service named my-cs (in headless mode)
oc create service clusterip my-cs --clusterip="None"
2.6.1.63. créer un nom externe de service Copier lienLien copié sur presse-papiers!
Créer un service ExterneName
Exemple d’utilisation
# Create a new ExternalName service named my-ns
oc create service externalname my-ns --external-name bar.com
2.6.1.64. créer un balanceur de charge de service Copier lienLien copié sur presse-papiers!
Créer un service LoadBalancer
Exemple d’utilisation
# Create a new LoadBalancer service named my-lbs
oc create service loadbalancer my-lbs --tcp=5678:8080
2.6.1.65. créer un service nodeport Copier lienLien copié sur presse-papiers!
Créer un service NodePort
Exemple d’utilisation
# Create a new NodePort service named my-ns
oc create service nodeport my-ns --tcp=5678:8080
2.6.1.66. créer un compte de service Copier lienLien copié sur presse-papiers!
Créer un compte de service avec le nom spécifié
Exemple d’utilisation
# Create a new service account named my-service-account
oc create serviceaccount my-service-account
2.6.1.67. créer un jeton OC Copier lienLien copié sur presse-papiers!
Demander un jeton de compte de service
Exemple d’utilisation
# Request a token to authenticate to the kube-apiserver as the service account "myapp" in the current namespace
oc create token myapp
# Request a token for a service account in a custom namespace
oc create token myapp --namespace myns
# Request a token with a custom expiration
oc create token myapp --duration 10m
# Request a token with a custom audience
oc create token myapp --audience https://example.com
# Request a token bound to an instance of a Secret object
oc create token myapp --bound-object-kind Secret --bound-object-name mysecret
# Request a token bound to an instance of a Secret object with a specific UID
oc create token myapp --bound-object-kind Secret --bound-object-name mysecret --bound-object-uid 0d4691ed-659b-4935-a832-355f77ee47cc
2.6.1.68. créer un utilisateur Copier lienLien copié sur presse-papiers!
Créer manuellement un utilisateur (uniquement nécessaire si la création automatique est désactivée)
Exemple d’utilisation
# Create a user with the username "ajones" and the display name "Adam Jones"
oc create user ajones --full-name="Adam Jones"
2.6.1.69. création d’un useridentitymapping Copier lienLien copié sur presse-papiers!
Cartographie manuelle d’une identité à un utilisateur
Exemple d’utilisation
# Map the identity "acme_ldap:adamjones" to the user "ajones"
oc create useridentitymapping acme_ldap:adamjones ajones
2.6.1.70. débogage d’OC Copier lienLien copié sur presse-papiers!
Lancer une nouvelle instance d’un pod pour le débogage
Exemple d’utilisation
# Start a shell session into a pod using the OpenShift tools image
oc debug
# Debug a currently running deployment by creating a new pod
oc debug deploy/test
# Debug a node as an administrator
oc debug node/master-1
# Debug a Windows node
# Note: the chosen image must match the Windows Server version (2019, 2022) of the node
oc debug node/win-worker-1 --image=mcr.microsoft.com/powershell:lts-nanoserver-ltsc2022
# Launch a shell in a pod using the provided image stream tag
oc debug istag/mysql:latest -n openshift
# Test running a job as a non-root user
oc debug job/test --as-user=1000000
# Debug a specific failing container by running the env command in the 'second' container
oc debug daemonset/test -c second -- /bin/env
# See the pod that would be created to debug
oc debug mypod-9xbc -o yaml
# Debug a resource but launch the debug pod in another namespace
# Note: Not all resources can be debugged using --to-namespace without modification. For example,
# volumes and service accounts are namespace-dependent. Add '-o yaml' to output the debug pod definition
# to disk. If necessary, edit the definition then run 'oc debug -f -' or run without --to-namespace
oc debug mypod-9xbc --to-namespace testns
2.6.1.71. les OC suppriment Copier lienLien copié sur presse-papiers!
Effacer les ressources par nom de fichier, stdin, ressources et noms, ou par le sélecteur de ressources et d’étiquettes
Exemple d’utilisation
# Delete a pod using the type and name specified in pod.json
oc delete -f ./pod.json
# Delete resources from a directory containing kustomization.yaml - e.g. dir/kustomization.yaml
oc delete -k dir
# Delete resources from all files that end with '.json'
oc delete -f '*.json'
# Delete a pod based on the type and name in the JSON passed into stdin
cat pod.json | oc delete -f -
# Delete pods and services with same names "baz" and "foo"
oc delete pod,service baz foo
# Delete pods and services with label name=myLabel
oc delete pods,services -l name=myLabel
# Delete a pod with minimal delay
oc delete pod foo --now
# Force delete a pod on a dead node
oc delete pod foo --force
# Delete all pods
oc delete pods --all
2.6.1.72. les OC décrivent Copier lienLien copié sur presse-papiers!
Afficher les détails d’une ressource ou d’un groupe de ressources spécifiques
Exemple d’utilisation
# Describe a node
oc describe nodes kubernetes-node-emt8.c.myproject.internal
# Describe a pod
oc describe pods/nginx
# Describe a pod identified by type and name in "pod.json"
oc describe -f pod.json
# Describe all pods
oc describe pods
# Describe pods by label name=myLabel
oc describe pods -l name=myLabel
# Describe all pods managed by the 'frontend' replication controller
# (rc-created pods get the name of the rc as a prefix in the pod name)
oc describe pods frontend
2.6.1.73. diff d’OC Copier lienLien copié sur presse-papiers!
Differ la version en direct par rapport à une version appliquée
Exemple d’utilisation
# Diff resources included in pod.json
oc diff -f pod.json
# Diff file read from stdin
cat service.yaml | oc diff -f -
2.6.1.74. édition d’OC Copier lienLien copié sur presse-papiers!
Éditer une ressource sur le serveur
Exemple d’utilisation
# Edit the service named 'registry'
oc edit svc/registry
# Use an alternative editor
KUBE_EDITOR="nano" oc edit svc/registry
# Edit the job 'myjob' in JSON using the v1 API format
oc edit job.v1.batch/myjob -o json
# Edit the deployment 'mydeployment' in YAML and save the modified config in its annotation
oc edit deployment/mydeployment -o yaml --save-config
# Edit the 'status' subresource for the 'mydeployment' deployment
oc edit deployment mydeployment --subresource='status'
2.6.1.75. événements OC Copier lienLien copié sur presse-papiers!
Liste des événements
Exemple d’utilisation
# List recent events in the default namespace
oc events
# List recent events in all namespaces
oc events --all-namespaces
# List recent events for the specified pod, then wait for more events and list them as they arrive
oc events --for pod/web-pod-13je7 --watch
# List recent events in YAML format
oc events -oyaml
# List recent only events of type 'Warning' or 'Normal'
oc events --types=Warning,Normal
2.6.1.76. exec de l’OC Copier lienLien copié sur presse-papiers!
Exécuter une commande dans un conteneur
Exemple d’utilisation
# Get output from running the 'date' command from pod mypod, using the first container by default
oc exec mypod -- date
# Get output from running the 'date' command in ruby-container from pod mypod
oc exec mypod -c ruby-container -- date
# 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
oc exec mypod -c ruby-container -i -t -- bash -il
# List contents of /usr from the first container of pod mypod and sort by modification time
# If the command you want to execute in the pod has any flags in common (e.g. -i),
# you must use two dashes (--) to separate your command's flags/arguments
# Also note, do not surround your command and its flags/arguments with quotes
# unless that is how you would execute it normally (i.e., do ls -t /usr, not "ls -t /usr")
oc exec mypod -i -t -- ls -t /usr
# Get output from running 'date' command from the first pod of the deployment mydeployment, using the first container by default
oc exec deploy/mydeployment -- date
# Get output from running 'date' command from the first pod of the service myservice, using the first container by default
oc exec svc/myservice -- date
2.6.1.77. l’OC explique Copier lienLien copié sur presse-papiers!
Obtenir de la documentation pour une ressource
Exemple d’utilisation
# Get the documentation of the resource and its fields
oc explain pods
# Get all the fields in the resource
oc explain pods --recursive
# Get the explanation for deployment in supported api versions
oc explain deployments --api-version=apps/v1
# Get the documentation of a specific field of a resource
oc explain pods.spec.containers
# Get the documentation of resources in different format
oc explain deployment --output=plaintext-openapiv2
2.6.1.78. exposition d’OC Copier lienLien copié sur presse-papiers!
Exposer une application répliquée en tant que service ou itinéraire
Exemple d’utilisation
# Create a route based on service nginx. The new route will reuse nginx's labels
oc expose service nginx
# Create a route and specify your own label and route name
oc expose service nginx -l name=myroute --name=fromdowntown
# Create a route and specify a host name
oc expose service nginx --hostname=www.example.com
# Create a route with a wildcard
oc expose service nginx --hostname=x.example.com --wildcard-policy=Subdomain
# This would be equivalent to *.example.com. NOTE: only hosts are matched by the wildcard; subdomains would not be included
# Expose a deployment configuration as a service and use the specified port
oc expose dc ruby-hello-world --port=8080
# Expose a service as a route in the specified path
oc expose service nginx --path=/nginx
2.6.1.79. extrait d’OC Copier lienLien copié sur presse-papiers!
Extraire des secrets ou configurer des cartes sur le disque
Exemple d’utilisation
# Extract the secret "test" to the current directory
oc extract secret/test
# Extract the config map "nginx" to the /tmp directory
oc extract configmap/nginx --to=/tmp
# Extract the config map "nginx" to STDOUT
oc extract configmap/nginx --to=-
# Extract only the key "nginx.conf" from config map "nginx" to the /tmp directory
oc extract configmap/nginx --to=/tmp --keys=nginx.conf
2.6.1.80. les OC obtiennent Copier lienLien copié sur presse-papiers!
Afficher une ou plusieurs ressources
Exemple d’utilisation
# List all pods in ps output format
oc get pods
# List all pods in ps output format with more information (such as node name)
oc get pods -o wide
# List a single replication controller with specified NAME in ps output format
oc get replicationcontroller web
# List deployments in JSON output format, in the "v1" version of the "apps" API group
oc get deployments.v1.apps -o json
# List a single pod in JSON output format
oc get -o json pod web-pod-13je7
# List a pod identified by type and name specified in "pod.yaml" in JSON output format
oc get -f pod.yaml -o json
# List resources from a directory with kustomization.yaml - e.g. dir/kustomization.yaml
oc get -k dir/
# Return only the phase value of the specified pod
oc get -o template pod/web-pod-13je7 --template={{.status.phase}}
# List resource information in custom columns
oc get pod test-pod -o custom-columns=CONTAINER:.spec.containers[0].name,IMAGE:.spec.containers[0].image
# List all replication controllers and services together in ps output format
oc get rc,services
# List one or more resources by their type and names
oc get rc/web service/frontend pods/web-pod-13je7
# List the 'status' subresource for a single pod
oc get pod web-pod-13je7 --subresource status
2.6.1.81. Get-token d’OC Copier lienLien copié sur presse-papiers!
Expérimental: Obtenez un jeton de l’émetteur OIDC externe en tant que plugin d’identification exec
Exemple d’utilisation
# Starts an auth code flow to the issuer URL with the client ID and the given extra scopes
oc get-token --client-id=client-id --issuer-url=test.issuer.url --extra-scopes=email,profile
# Starts an auth code flow to the issuer URL with a different callback address
oc get-token --client-id=client-id --issuer-url=test.issuer.url --callback-address=127.0.0.1:8343
2.6.1.82. oisive d’OC Copier lienLien copié sur presse-papiers!
Des ressources évolutibles inutilisées
Exemple d’utilisation
# Idle the scalable controllers associated with the services listed in to-idle.txt
$ oc idle --resource-names-file to-idle.txt
2.6.1.83. annexe de l’image OC Copier lienLien copié sur presse-papiers!
Ajouter des couches aux images et les pousser à un registre
Exemple d’utilisation
# Remove the entrypoint on the mysql:latest image
oc image append --from mysql:latest --to myregistry.com/myimage:latest --image '{"Entrypoint":null}'
# Add a new layer to the image
oc image append --from mysql:latest --to myregistry.com/myimage:latest layer.tar.gz
# Add a new layer to the image and store the result on disk
# This results in $(pwd)/v2/mysql/blobs,manifests
oc image append --from mysql:latest --to file://mysql:local layer.tar.gz
# Add a new layer to the image and store the result on disk in a designated directory
# This will result in $(pwd)/mysql-local/v2/mysql/blobs,manifests
oc image append --from mysql:latest --to file://mysql:local --dir mysql-local layer.tar.gz
# Add a new layer to an image that is stored on disk (~/mysql-local/v2/image exists)
oc image append --from-dir ~/mysql-local --to myregistry.com/myimage:latest layer.tar.gz
# Add a new layer to an image that was mirrored to the current directory on disk ($(pwd)/v2/image exists)
oc image append --from-dir v2 --to myregistry.com/myimage:latest layer.tar.gz
# Add a new layer to a multi-architecture image for an os/arch that is different from the system's os/arch
# Note: The first image in the manifest list that matches the filter will be returned when --keep-manifest-list is not specified
oc image append --from docker.io/library/busybox:latest --filter-by-os=linux/s390x --to myregistry.com/myimage:latest layer.tar.gz
# Add a new layer to a multi-architecture image for all the os/arch manifests when keep-manifest-list is specified
oc image append --from docker.io/library/busybox:latest --keep-manifest-list --to myregistry.com/myimage:latest layer.tar.gz
# Add a new layer to a multi-architecture image for all the os/arch manifests that is specified by the filter, while preserving the manifestlist
oc image append --from docker.io/library/busybox:latest --filter-by-os=linux/s390x --keep-manifest-list --to myregistry.com/myimage:latest layer.tar.gz
2.6.1.84. extrait d’image OC Copier lienLien copié sur presse-papiers!
Copiez des fichiers à partir d’une image dans le système de fichiers
Exemple d’utilisation
# Extract the busybox image into the current directory
oc image extract docker.io/library/busybox:latest
# Extract the busybox image into a designated directory (must exist)
oc image extract docker.io/library/busybox:latest --path /:/tmp/busybox
# Extract the busybox image into the current directory for linux/s390x platform
# Note: Wildcard filter is not supported with extract; pass a single os/arch to extract
oc image extract docker.io/library/busybox:latest --filter-by-os=linux/s390x
# Extract a single file from the image into the current directory
oc image extract docker.io/library/centos:7 --path /bin/bash:.
# Extract all .repo files from the image's /etc/yum.repos.d/ folder into the current directory
oc image extract docker.io/library/centos:7 --path /etc/yum.repos.d/*.repo:.
# Extract all .repo files from the image's /etc/yum.repos.d/ folder into a designated directory (must exist)
# This results in /tmp/yum.repos.d/*.repo on local system
oc image extract docker.io/library/centos:7 --path /etc/yum.repos.d/*.repo:/tmp/yum.repos.d
# Extract an image stored on disk into the current directory ($(pwd)/v2/busybox/blobs,manifests exists)
# --confirm is required because the current directory is not empty
oc image extract file://busybox:local --confirm
# Extract an image stored on disk in a directory other than $(pwd)/v2 into the current directory
# --confirm is required because the current directory is not empty ($(pwd)/busybox-mirror-dir/v2/busybox exists)
oc image extract file://busybox:local --dir busybox-mirror-dir --confirm
# Extract an image stored on disk in a directory other than $(pwd)/v2 into a designated directory (must exist)
oc image extract file://busybox:local --dir busybox-mirror-dir --path /:/tmp/busybox
# Extract the last layer in the image
oc image extract docker.io/library/centos:7[-1]
# Extract the first three layers of the image
oc image extract docker.io/library/centos:7[:3]
# Extract the last three layers of the image
oc image extract docker.io/library/centos:7[-3:]
2.6.1.85. info sur l’image OC Copier lienLien copié sur presse-papiers!
Afficher des informations sur une image
Exemple d’utilisation
# Show information about an image
oc image info quay.io/openshift/cli:latest
# Show information about images matching a wildcard
oc image info quay.io/openshift/cli:4.*
# Show information about a file mirrored to disk under DIR
oc image info --dir=DIR file://library/busybox:latest
# Select which image from a multi-OS image to show
oc image info library/busybox:latest --filter-by-os=linux/arm64
2.6.1.86. le miroir d’image OC Copier lienLien copié sur presse-papiers!
Images miroirs d’un dépôt à l’autre
Exemple d’utilisation
# Copy image to another tag
oc image mirror myregistry.com/myimage:latest myregistry.com/myimage:stable
# Copy image to another registry
oc image mirror myregistry.com/myimage:latest docker.io/myrepository/myimage:stable
# Copy all tags starting with mysql to the destination repository
oc image mirror myregistry.com/myimage:mysql* docker.io/myrepository/myimage
# Copy image to disk, creating a directory structure that can be served as a registry
oc image mirror myregistry.com/myimage:latest file://myrepository/myimage:latest
# Copy image to S3 (pull from <bucket>.s3.amazonaws.com/image:latest)
oc image mirror myregistry.com/myimage:latest s3://s3.amazonaws.com/<region>/<bucket>/image:latest
# Copy image to S3 without setting a tag (pull via @<digest>)
oc image mirror myregistry.com/myimage:latest s3://s3.amazonaws.com/<region>/<bucket>/image
# Copy image to multiple locations
oc image mirror myregistry.com/myimage:latest docker.io/myrepository/myimage:stable \
docker.io/myrepository/myimage:dev
# Copy multiple images
oc image mirror myregistry.com/myimage:latest=myregistry.com/other:test \
myregistry.com/myimage:new=myregistry.com/other:target
# Copy manifest list of a multi-architecture image, even if only a single image is found
oc image mirror myregistry.com/myimage:latest=myregistry.com/other:test \
--keep-manifest-list=true
# Copy specific os/arch manifest of a multi-architecture image
# Run 'oc image info myregistry.com/myimage:latest' to see available os/arch for multi-arch images
# Note that with multi-arch images, this results in a new manifest list digest that includes only the filtered manifests
oc image mirror myregistry.com/myimage:latest=myregistry.com/other:test \
--filter-by-os=os/arch
# Copy all os/arch manifests of a multi-architecture image
# Run 'oc image info myregistry.com/myimage:latest' to see list of os/arch manifests that will be mirrored
oc image mirror myregistry.com/myimage:latest=myregistry.com/other:test \
--keep-manifest-list=true
# Note the above command is equivalent to
oc image mirror myregistry.com/myimage:latest=myregistry.com/other:test \
--filter-by-os=.*
# Copy specific os/arch manifest of a multi-architecture image
# Run 'oc image info myregistry.com/myimage:latest' to see available os/arch for multi-arch images
# Note that the target registry may reject a manifest list if the platform specific images do not all exist
# You must use a registry with sparse registry support enabled
oc image mirror myregistry.com/myimage:latest=myregistry.com/other:test \
--filter-by-os=linux/386 \
--keep-manifest-list=true
2.6.1.87. image d’importation d’OC Copier lienLien copié sur presse-papiers!
Importer des images à partir d’un registre d’images conteneur
Exemple d’utilisation
# Import tag latest into a new image stream
oc import-image mystream --from=registry.io/repo/image:latest --confirm
# Update imported data for tag latest in an already existing image stream
oc import-image mystream
# Update imported data for tag stable in an already existing image stream
oc import-image mystream:stable
# Update imported data for all tags in an existing image stream
oc import-image mystream --all
# Update imported data for a tag that points to a manifest list to include the full manifest list
oc import-image mystream --import-mode=PreserveOriginal
# Import all tags into a new image stream
oc import-image mystream --from=registry.io/repo/image --all --confirm
# Import all tags into a new image stream using a custom timeout
oc --request-timeout=5m import-image mystream --from=registry.io/repo/image --all --confirm
2.6.1.88. kustomize OC Copier lienLien copié sur presse-papiers!
Construire une cible de kustomisation à partir d’un répertoire ou d’une URL
Exemple d’utilisation
# Build the current working directory
oc kustomize
# Build some shared configuration directory
oc kustomize /home/config/production
# Build from github
oc kustomize https://github.com/kubernetes-sigs/kustomize.git/examples/helloWorld?ref=v1.0.6
2.6.1.89. étiquette OC Copier lienLien copié sur presse-papiers!
Actualisez les étiquettes sur une ressource
Exemple d’utilisation
# Update pod 'foo' with the label 'unhealthy' and the value 'true'
oc label pods foo unhealthy=true
# Update pod 'foo' with the label 'status' and the value 'unhealthy', overwriting any existing value
oc label --overwrite pods foo status=unhealthy
# Update all pods in the namespace
oc label pods --all status=unhealthy
# Update a pod identified by the type and name in "pod.json"
oc label -f pod.json status=unhealthy
# Update pod 'foo' only if the resource is unchanged from version 1
oc label pods foo status=unhealthy --resource-version=1
# Update pod 'foo' by removing a label named 'bar' if it exists
# Does not require the --overwrite flag
oc label pods foo bar-
2.6.1.90. connexion OC Copier lienLien copié sur presse-papiers!
Connectez-vous à un serveur
Exemple d’utilisation
# Log in interactively
oc login --username=myuser
# Log in to the given server with the given certificate authority file
oc login localhost:8443 --certificate-authority=/path/to/cert.crt
# Log in to the given server with the given credentials (will not prompt interactively)
oc login localhost:8443 --username=myuser --password=mypass
# Log in to the given server through a browser
oc login localhost:8443 --web --callback-port 8280
# Log in to the external OIDC issuer through Auth Code + PKCE by starting a local server listening on port 8080
oc login localhost:8443 --exec-plugin=oc-oidc --client-id=client-id --extra-scopes=email,profile --callback-port=8080
2.6.1.91. logo d’OC Copier lienLien copié sur presse-papiers!
Fin de la session serveur actuelle
Exemple d’utilisation
# Log out
oc logout
2.6.1.92. journaux d’OC Copier lienLien copié sur presse-papiers!
Imprimer les journaux pour un conteneur dans un pod
Exemple d’utilisation
# Start streaming the logs of the most recent build of the openldap build config
oc logs -f bc/openldap
# Start streaming the logs of the latest deployment of the mysql deployment config
oc logs -f dc/mysql
# Get the logs of the first deployment for the mysql deployment config. Note that logs
# from older deployments may not exist either because the deployment was successful
# or due to deployment pruning or manual deletion of the deployment
oc logs --version=1 dc/mysql
# Return a snapshot of ruby-container logs from pod backend
oc logs backend -c ruby-container
# Start streaming of ruby-container logs from pod backend
oc logs -f pod/backend -c ruby-container
2.6.1.93. la nouvelle application OC Copier lienLien copié sur presse-papiers!
Créer une nouvelle application
Exemple d’utilisation
# List all local templates and image streams that can be used to create an app
oc new-app --list
# Create an application based on the source code in the current git repository (with a public remote) and a container image
oc new-app . --image=registry/repo/langimage
# Create an application myapp with Docker based build strategy expecting binary input
oc new-app --strategy=docker --binary --name myapp
# Create a Ruby application based on the provided [image]~[source code] combination
oc new-app centos/ruby-25-centos7~https://github.com/sclorg/ruby-ex.git
# Use the public container registry MySQL image to create an app. Generated artifacts will be labeled with db=mysql
oc new-app mysql MYSQL_USER=user MYSQL_PASSWORD=pass MYSQL_DATABASE=testdb -l db=mysql
# Use a MySQL image in a private registry to create an app and override application artifacts' names
oc new-app --image=myregistry.com/mycompany/mysql --name=private
# Use an image with the full manifest list to create an app and override application artifacts' names
oc new-app --image=myregistry.com/mycompany/image --name=private --import-mode=PreserveOriginal
# Create an application from a remote repository using its beta4 branch
oc new-app https://github.com/openshift/ruby-hello-world#beta4
# Create an application based on a stored template, explicitly setting a parameter value
oc new-app --template=ruby-helloworld-sample --param=MYSQL_USER=admin
# Create an application from a remote repository and specify a context directory
oc new-app https://github.com/youruser/yourgitrepo --context-dir=src/build
# Create an application from a remote private repository and specify which existing secret to use
oc new-app https://github.com/youruser/yourgitrepo --source-secret=yoursecret
# Create an application based on a template file, explicitly setting a parameter value
oc new-app --file=./example/myapp/template.json --param=MYSQL_USER=admin
# Search all templates, image streams, and container images for the ones that match "ruby"
oc new-app --search ruby
# Search for "ruby", but only in stored templates (--template, --image-stream and --image
# can be used to filter search results)
oc new-app --search --template=ruby
# Search for "ruby" in stored templates and print the output as YAML
oc new-app --search --template=ruby --output=yaml
2.6.1.94. la nouvelle construction d’OC Copier lienLien copié sur presse-papiers!
Créer une nouvelle configuration de build
Exemple d’utilisation
# Create a build config based on the source code in the current git repository (with a public
# remote) and a container image
oc new-build . --image=repo/langimage
# Create a NodeJS build config based on the provided [image]~[source code] combination
oc new-build centos/nodejs-8-centos7~https://github.com/sclorg/nodejs-ex.git
# Create a build config from a remote repository using its beta2 branch
oc new-build https://github.com/openshift/ruby-hello-world#beta2
# Create a build config using a Dockerfile specified as an argument
oc new-build -D $'FROM centos:7\nRUN yum install -y httpd'
# Create a build config from a remote repository and add custom environment variables
oc new-build https://github.com/openshift/ruby-hello-world -e RACK_ENV=development
# Create a build config from a remote private repository and specify which existing secret to use
oc new-build https://github.com/youruser/yourgitrepo --source-secret=yoursecret
# Create a build config using an image with the full manifest list to create an app and override application artifacts' names
oc new-build --image=myregistry.com/mycompany/image --name=private --import-mode=PreserveOriginal
# Create a build config from a remote repository and inject the npmrc into a build
oc new-build https://github.com/openshift/ruby-hello-world --build-secret npmrc:.npmrc
# Create a build config from a remote repository and inject environment data into a build
oc new-build https://github.com/openshift/ruby-hello-world --build-config-map env:config
# Create a build config that gets its input from a remote repository and another container image
oc new-build https://github.com/openshift/ruby-hello-world --source-image=openshift/jenkins-1-centos7 --source-image-path=/var/lib/jenkins:tmp
2.6.1.95. le nouveau projet OC Copier lienLien copié sur presse-papiers!
Demander un nouveau projet
Exemple d’utilisation
# Create a new project with minimal information
oc new-project web-team-dev
# Create a new project with a display name and description
oc new-project web-team-dev --display-name="Web Team Development" --description="Development project for the web team."
2.6.1.96. l’OC observe Copier lienLien copié sur presse-papiers!
Observer les changements de ressources et y réagir (expérimental)
Exemple d’utilisation
# Observe changes to services
oc observe services
# Observe changes to services, including the clusterIP and invoke a script for each
oc observe services --template '{ .spec.clusterIP }' -- register_dns.sh
# Observe changes to services filtered by a label selector
oc observe services -l regist-dns=true --template '{ .spec.clusterIP }' -- register_dns.sh
2.6.1.97. patch d’OC Copier lienLien copié sur presse-papiers!
Actualiser les champs d’une ressource
Exemple d’utilisation
# Partially update a node using a strategic merge patch, specifying the patch as JSON
oc patch node k8s-node-1 -p '{"spec":{"unschedulable":true}}'
# Partially update a node using a strategic merge patch, specifying the patch as YAML
oc patch node k8s-node-1 -p $'spec:\n unschedulable: true'
# Partially update a node identified by the type and name specified in "node.json" using strategic merge patch
oc patch -f node.json -p '{"spec":{"unschedulable":true}}'
# Update a container's image; spec.containers[*].name is required because it's a merge key
oc patch pod valid-pod -p '{"spec":{"containers":[{"name":"kubernetes-serve-hostname","image":"new image"}]}}'
# Update a container's image using a JSON patch with positional arrays
oc patch pod valid-pod --type='json' -p='[{"op": "replace", "path": "/spec/containers/0/image", "value":"new image"}]'
# Update a deployment's replicas through the 'scale' subresource using a merge patch
oc patch deployment nginx-deployment --subresource='scale' --type='merge' -p '{"spec":{"replicas":2}}'
2.6.1.98. liste des plugins OC Copier lienLien copié sur presse-papiers!
Liste de tous les exécutables de plugin visibles sur le PATH d’un utilisateur
Exemple d’utilisation
# List all available plugins
oc plugin list
2.6.1.99. add-role-to-user de la politique d’OC Copier lienLien copié sur presse-papiers!
Ajouter un rôle aux utilisateurs ou aux comptes de service pour le projet en cours
Exemple d’utilisation
# Add the 'view' role to user1 for the current project
oc policy add-role-to-user view user1
# Add the 'edit' role to serviceaccount1 for the current project
oc policy add-role-to-user edit -z serviceaccount1
2.6.1.100. examen de la politique de l’OC Copier lienLien copié sur presse-papiers!
Vérifiez quel compte de service peut créer un pod
Exemple d’utilisation
# Check whether service accounts sa1 and sa2 can admit a pod with a template pod spec specified in my_resource.yaml
# Service Account specified in myresource.yaml file is ignored
oc policy scc-review -z sa1,sa2 -f my_resource.yaml
# Check whether service accounts system:serviceaccount:bob:default can admit a pod with a template pod spec specified in my_resource.yaml
oc policy scc-review -z system:serviceaccount:bob:default -f my_resource.yaml
# Check whether the service account specified in my_resource_with_sa.yaml can admit the pod
oc policy scc-review -f my_resource_with_sa.yaml
# Check whether the default service account can admit the pod; default is taken since no service account is defined in myresource_with_no_sa.yaml
oc policy scc-review -f myresource_with_no_sa.yaml
2.6.1.101. la politique d’OCC-sujet-review Copier lienLien copié sur presse-papiers!
Vérifiez si un utilisateur ou un compte de service peut créer un pod
Exemple d’utilisation
# Check whether user bob can create a pod specified in myresource.yaml
oc policy scc-subject-review -u bob -f myresource.yaml
# Check whether user bob who belongs to projectAdmin group can create a pod specified in myresource.yaml
oc policy scc-subject-review -u bob -g projectAdmin -f myresource.yaml
# Check whether a service account specified in the pod template spec in myresourcewithsa.yaml can create the pod
oc policy scc-subject-review -f myresourcewithsa.yaml
2.6.1.102. le port d’Oc-forward Copier lienLien copié sur presse-papiers!
Acheminer un ou plusieurs ports locaux vers un pod
Exemple d’utilisation
# Listen on ports 5000 and 6000 locally, forwarding data to/from ports 5000 and 6000 in the pod
oc port-forward pod/mypod 5000 6000
# Listen on ports 5000 and 6000 locally, forwarding data to/from ports 5000 and 6000 in a pod selected by the deployment
oc port-forward deployment/mydeployment 5000 6000
# Listen on port 8443 locally, forwarding to the targetPort of the service's port named "https" in a pod selected by the service
oc port-forward service/myservice 8443:https
# Listen on port 8888 locally, forwarding to 5000 in the pod
oc port-forward pod/mypod 8888:5000
# Listen on port 8888 on all addresses, forwarding to 5000 in the pod
oc port-forward --address 0.0.0.0 pod/mypod 8888:5000
# Listen on port 8888 on localhost and selected IP, forwarding to 5000 in the pod
oc port-forward --address localhost,10.19.21.23 pod/mypod 8888:5000
# Listen on a random port locally, forwarding to 5000 in the pod
oc port-forward pod/mypod :5000
2.6.1.103. le processus d’OC Copier lienLien copié sur presse-papiers!
Le traitement d’un modèle dans la liste des ressources
Exemple d’utilisation
# Convert the template.json file into a resource list and pass to create
oc process -f template.json | oc create -f -
# Process a file locally instead of contacting the server
oc process -f template.json --local -o yaml
# Process template while passing a user-defined label
oc process -f template.json -l name=mytemplate
# Convert a stored template into a resource list
oc process foo
# Convert a stored template into a resource list by setting/overriding parameter values
oc process foo PARM1=VALUE1 PARM2=VALUE2
# Convert a template stored in different namespace into a resource list
oc process openshift//foo
# Convert template.json into a resource list
cat template.json | oc process -f -
2.6.1.104. le projet OC Copier lienLien copié sur presse-papiers!
Basculer vers un autre projet
Exemple d’utilisation
# Switch to the 'myapp' project
oc project myapp
# Display the project currently in use
oc project
2.6.1.105. les projets d’OC Copier lienLien copié sur presse-papiers!
Afficher les projets existants
Exemple d’utilisation
# List all projects
oc projects
2.6.1.106. le proxy d’OC Copier lienLien copié sur presse-papiers!
Exécutez un proxy vers le serveur API Kubernetes
Exemple d’utilisation
# To proxy all of the Kubernetes API and nothing else
oc proxy --api-prefix=/
# To proxy only part of the Kubernetes API and also some static files
# You can get pods info with 'curl localhost:8001/api/v1/pods'
oc proxy --www=/my/files --www-prefix=/static/ --api-prefix=/api/
# To proxy the entire Kubernetes API at a different root
# You can get pods info with 'curl localhost:8001/custom/api/v1/pods'
oc proxy --api-prefix=/custom/
# Run a proxy to the Kubernetes API server on port 8011, serving static content from ./local/www/
oc proxy --port=8011 --www=./local/www/
# Run a proxy to the Kubernetes API server on an arbitrary local port
# The chosen port for the server will be output to stdout
oc proxy --port=0
# Run a proxy to the Kubernetes API server, changing the API prefix to k8s-api
# This makes e.g. the pods API available at localhost:8001/k8s-api/v1/pods/
oc proxy --api-prefix=/k8s-api
2.6.1.107. connexion au registre OC Copier lienLien copié sur presse-papiers!
Connectez-vous au registre intégré
Exemple d’utilisation
# Log in to the integrated registry
oc registry login
# Log in to different registry using BASIC auth credentials
oc registry login --registry quay.io/myregistry --auth-basic=USER:PASS
2.6.1.108. les OC remplacent Copier lienLien copié sur presse-papiers!
Le remplacement d’une ressource par nom de fichier ou stdin
Exemple d’utilisation
# Replace a pod using the data in pod.json
oc replace -f ./pod.json
# Replace a pod based on the JSON passed into stdin
cat pod.json | oc replace -f -
# Update a single-container pod's image version (tag) to v4
oc get pod mypod -o yaml | sed 's/\(image: myimage\):.*$/\1:v4/' | oc replace -f -
# Force replace, delete and then re-create the resource
oc replace --force -f ./pod.json
2.6.1.109. le retour d’OC Copier lienLien copié sur presse-papiers!
Faire revenir une partie d’une application à un déploiement précédent
Exemple d’utilisation
# Perform a rollback to the last successfully completed deployment for a deployment config
oc rollback frontend
# See what a rollback to version 3 will look like, but do not perform the rollback
oc rollback frontend --to-version=3 --dry-run
# Perform a rollback to a specific deployment
oc rollback frontend-2
# Perform the rollback manually by piping the JSON of the new config back to oc
oc rollback frontend -o json | oc replace dc/frontend -f -
# Print the updated deployment configuration in JSON format instead of performing the rollback
oc rollback frontend -o json
2.6.1.110. annulation du déploiement d’OC Copier lienLien copié sur presse-papiers!
Annuler le déploiement en cours
Exemple d’utilisation
# Cancel the in-progress deployment based on 'nginx'
oc rollout cancel dc/nginx
2.6.1.111. historique de déploiement d’OC Copier lienLien copié sur presse-papiers!
Afficher l’historique du déploiement
Exemple d’utilisation
# View the rollout history of a deployment
oc rollout history dc/nginx
# View the details of deployment revision 3
oc rollout history dc/nginx --revision=3
2.6.1.112. dernier déploiement d’OC Copier lienLien copié sur presse-papiers!
Démarrez un nouveau déploiement pour une configuration de déploiement avec le dernier état à partir de ses déclencheurs
Exemple d’utilisation
# Start a new rollout based on the latest images defined in the image change triggers
oc rollout latest dc/nginx
# Print the rolled out deployment config
oc rollout latest dc/nginx -o json
2.6.1.113. pause de déploiement d’OC Copier lienLien copié sur presse-papiers!
Indiquez la ressource fournie comme une pause
Exemple d’utilisation
# Mark the nginx deployment as paused. Any current state of
# the deployment will continue its function, new updates to the deployment will not
# have an effect as long as the deployment is paused
oc rollout pause dc/nginx
2.6.1.114. déploiement d’OC redémarrage Copier lienLien copié sur presse-papiers!
Redémarrez une ressource
Exemple d’utilisation
# Restart all deployments in test-namespace namespace
oc rollout restart deployment -n test-namespace
# Restart a deployment
oc rollout restart deployment/nginx
# Restart a daemon set
oc rollout restart daemonset/abc
# Restart deployments with the app=nginx label
oc rollout restart deployment --selector=app=nginx
2.6.1.115. CV de déploiement d’OC Copier lienLien copié sur presse-papiers!
Reprendre une ressource en pause
Exemple d’utilisation
# Resume an already paused deployment
oc rollout resume dc/nginx
2.6.1.116. essai de déploiement d’OC Copier lienLien copié sur presse-papiers!
Essayez le dernier déploiement raté
Exemple d’utilisation
# Retry the latest failed deployment based on 'frontend'
# The deployer pod and any hook pods are deleted for the latest failed deployment
oc rollout retry dc/frontend
2.6.1.117. État du déploiement d’OC Copier lienLien copié sur presse-papiers!
Afficher l’état du déploiement
Exemple d’utilisation
# Watch the status of the latest rollout
oc rollout status dc/nginx
2.6.1.118. lancement d’OC Copier lienLien copié sur presse-papiers!
Annuler un déploiement précédent
Exemple d’utilisation
# Roll back to the previous deployment
oc rollout undo dc/nginx
# Roll back to deployment revision 3. The replication controller for that version must exist
oc rollout undo dc/nginx --to-revision=3
2.6.1.119. à propos de OC rsh Copier lienLien copié sur presse-papiers!
Démarrer une session shell dans un conteneur
Exemple d’utilisation
# Open a shell session on the first container in pod 'foo'
oc rsh foo
# Open a shell session on the first container in pod 'foo' and namespace 'bar'
# (Note that oc client specific arguments must come before the resource name and its arguments)
oc rsh -n bar foo
# Run the command 'cat /etc/resolv.conf' inside pod 'foo'
oc rsh foo cat /etc/resolv.conf
# See the configuration of your internal registry
oc rsh dc/docker-registry cat config.yml
# Open a shell session on the container named 'index' inside a pod of your job
oc rsh -c index job/scheduled
2.6.1.120. l’OC rsync Copier lienLien copié sur presse-papiers!
Copier des fichiers entre un système de fichiers local et un pod
Exemple d’utilisation
# Synchronize a local directory with a pod directory
oc rsync ./local/dir/ POD:/remote/dir
# Synchronize a pod directory with a local directory
oc rsync POD:/remote/dir/ ./local/dir
2.6.1.121. course d’OC Copier lienLien copié sur presse-papiers!
Exécutez une image particulière sur le cluster
Exemple d’utilisation
# Start a nginx pod
oc run nginx --image=nginx
# Start a hazelcast pod and let the container expose port 5701
oc run hazelcast --image=hazelcast/hazelcast --port=5701
# Start a hazelcast pod and set environment variables "DNS_DOMAIN=cluster" and "POD_NAMESPACE=default" in the container
oc run hazelcast --image=hazelcast/hazelcast --env="DNS_DOMAIN=cluster" --env="POD_NAMESPACE=default"
# Start a hazelcast pod and set labels "app=hazelcast" and "env=prod" in the container
oc run hazelcast --image=hazelcast/hazelcast --labels="app=hazelcast,env=prod"
# Dry run; print the corresponding API objects without creating them
oc run nginx --image=nginx --dry-run=client
# Start a nginx pod, but overload the spec with a partial set of values parsed from JSON
oc run nginx --image=nginx --overrides='{ "apiVersion": "v1", "spec": { ... } }'
# Start a busybox pod and keep it in the foreground, don't restart it if it exits
oc run -i -t busybox --image=busybox --restart=Never
# Start the nginx pod using the default command, but use custom arguments (arg1 .. argN) for that command
oc run nginx --image=nginx -- <arg1> <arg2> ... <argN>
# Start the nginx pod using a different command and custom arguments
oc run nginx --image=nginx --command -- <cmd> <arg1> ... <argN>
2.6.1.122. échelle d’OC Copier lienLien copié sur presse-papiers!
Définir une nouvelle taille pour un contrôleur de déploiement, de réplique ou de réplication
Exemple d’utilisation
# Scale a replica set named 'foo' to 3
oc scale --replicas=3 rs/foo
# Scale a resource identified by type and name specified in "foo.yaml" to 3
oc scale --replicas=3 -f foo.yaml
# If the deployment named mysql's current size is 2, scale mysql to 3
oc scale --current-replicas=2 --replicas=3 deployment/mysql
# Scale multiple replication controllers
oc scale --replicas=5 rc/example1 rc/example2 rc/example3
# Scale stateful set named 'web' to 3
oc scale --replicas=3 statefulset/web
2.6.1.123. lien secret OC Copier lienLien copié sur presse-papiers!
Lier des secrets à un compte de service
Exemple d’utilisation
# Add an image pull secret to a service account to automatically use it for pulling pod images
oc secrets link serviceaccount-name pull-secret --for=pull
# Add an image pull secret to a service account to automatically use it for both pulling and pushing build images
oc secrets link builder builder-image-secret --for=pull,mount
2.6.1.124. les secrets d’OC unlink Copier lienLien copié sur presse-papiers!
Détacher les secrets d’un compte de service
Exemple d’utilisation
# Unlink a secret currently associated with a service account
oc secrets unlink serviceaccount-name secret-name another-secret-name ...
2.6.1.125. ensemble OC build-hook Copier lienLien copié sur presse-papiers!
Actualisez un crochet de construction sur une configuration de build
Exemple d’utilisation
# Clear post-commit hook on a build config
oc set build-hook bc/mybuild --post-commit --remove
# Set the post-commit hook to execute a test suite using a new entrypoint
oc set build-hook bc/mybuild --post-commit --command -- /bin/bash -c /var/lib/test-image.sh
# Set the post-commit hook to execute a shell script
oc set build-hook bc/mybuild --post-commit --script="/var/lib/test-image.sh param1 param2 && /var/lib/done.sh"
2.6.1.126. ensemble OC build-secret Copier lienLien copié sur presse-papiers!
Actualisez un secret de construction sur une configuration de build
Exemple d’utilisation
# Clear the push secret on a build config
oc set build-secret --push --remove bc/mybuild
# Set the pull secret on a build config
oc set build-secret --pull bc/mybuild mysecret
# Set the push and pull secret on a build config
oc set build-secret --push --pull bc/mybuild mysecret
# Set the source secret on a set of build configs matching a selector
oc set build-secret --source -l app=myapp gitsecret
2.6.1.127. ensemble de données OC Copier lienLien copié sur presse-papiers!
Actualisez les données dans une carte de configuration ou un secret
Exemple d’utilisation
# Set the 'password' key of a secret
oc set data secret/foo password=this_is_secret
# Remove the 'password' key from a secret
oc set data secret/foo password-
# Update the 'haproxy.conf' key of a config map from a file on disk
oc set data configmap/bar --from-file=../haproxy.conf
# Update a secret with the contents of a directory, one key per file
oc set data secret/foo --from-file=secret-dir
2.6.1.128. jeu OC set déploiement-hook Copier lienLien copié sur presse-papiers!
Actualisez un crochet de déploiement sur une configuration de déploiement
Exemple d’utilisation
# Clear pre and post hooks on a deployment config
oc set deployment-hook dc/myapp --remove --pre --post
# Set the pre deployment hook to execute a db migration command for an application
# using the data volume from the application
oc set deployment-hook dc/myapp --pre --volumes=data -- /var/lib/migrate-db.sh
# Set a mid deployment hook along with additional environment variables
oc set deployment-hook dc/myapp --mid --volumes=data -e VAR1=value1 -e VAR2=value2 -- /var/lib/prepare-deploy.sh
2.6.1.129. ensemble d’OC env Copier lienLien copié sur presse-papiers!
Actualiser les variables d’environnement sur un modèle de pod
Exemple d’utilisation
# Update deployment config 'myapp' with a new environment variable
oc set env dc/myapp STORAGE_DIR=/local
# List the environment variables defined on a build config 'sample-build'
oc set env bc/sample-build --list
# List the environment variables defined on all pods
oc set env pods --all --list
# Output modified build config in YAML
oc set env bc/sample-build STORAGE_DIR=/data -o yaml
# Update all containers in all replication controllers in the project to have ENV=prod
oc set env rc --all ENV=prod
# Import environment from a secret
oc set env --from=secret/mysecret dc/myapp
# Import environment from a config map with a prefix
oc set env --from=configmap/myconfigmap --prefix=MYSQL_ dc/myapp
# Remove the environment variable ENV from container 'c1' in all deployment configs
oc set env dc --all --containers="c1" ENV-
# Remove the environment variable ENV from a deployment config definition on disk and
# update the deployment config on the server
oc set env -f dc.json ENV-
# Set some of the local shell environment into a deployment config on the server
oc set env | grep RAILS_ | oc env -e - dc/myapp
2.6.1.130. image de jeu d’OC Copier lienLien copié sur presse-papiers!
Actualisez l’image d’un modèle de pod
Exemple d’utilisation
# Set a deployment config's nginx container image to 'nginx:1.9.1', and its busybox container image to 'busybox'.
oc set image dc/nginx busybox=busybox nginx=nginx:1.9.1
# Set a deployment config's app container image to the image referenced by the imagestream tag 'openshift/ruby:2.3'.
oc set image dc/myapp app=openshift/ruby:2.3 --source=imagestreamtag
# Update all deployments' and rc's nginx container's image to 'nginx:1.9.1'
oc set image deployments,rc nginx=nginx:1.9.1 --all
# Update image of all containers of daemonset abc to 'nginx:1.9.1'
oc set image daemonset abc *=nginx:1.9.1
# Print result (in YAML format) of updating nginx container image from local file, without hitting the server
oc set image -f path/to/file.yaml nginx=nginx:1.9.1 --local -o yaml
2.6.1.131. configuration d’image-lookup d’OC Copier lienLien copié sur presse-papiers!
Changer la façon dont les images sont résolues lors du déploiement d’applications
Exemple d’utilisation
# Print all of the image streams and whether they resolve local names
oc set image-lookup
# Use local name lookup on image stream mysql
oc set image-lookup mysql
# Force a deployment to use local name lookup
oc set image-lookup deploy/mysql
# Show the current status of the deployment lookup
oc set image-lookup deploy/mysql --list
# Disable local name lookup on image stream mysql
oc set image-lookup mysql --enabled=false
# Set local name lookup on all image streams
oc set image-lookup --all
2.6.1.132. capteur de jeu d’OC Copier lienLien copié sur presse-papiers!
Actualiser une sonde sur un modèle de pod
Exemple d’utilisation
# Clear both readiness and liveness probes off all containers
oc set probe dc/myapp --remove --readiness --liveness
# Set an exec action as a liveness probe to run 'echo ok'
oc set probe dc/myapp --liveness -- echo ok
# Set a readiness probe to try to open a TCP socket on 3306
oc set probe rc/mysql --readiness --open-tcp=3306
# Set an HTTP startup probe for port 8080 and path /healthz over HTTP on the pod IP
oc set probe dc/webapp --startup --get-url=http://:8080/healthz
# Set an HTTP readiness probe for port 8080 and path /healthz over HTTP on the pod IP
oc set probe dc/webapp --readiness --get-url=http://:8080/healthz
# Set an HTTP readiness probe over HTTPS on 127.0.0.1 for a hostNetwork pod
oc set probe dc/router --readiness --get-url=https://127.0.0.1:1936/stats
# Set only the initial-delay-seconds field on all deployments
oc set probe dc --all --readiness --initial-delay-seconds=30
2.6.1.133. l’OC a défini des ressources Copier lienLien copié sur presse-papiers!
Actualisez les demandes de ressources/limites sur les objets avec des modèles de pod
Exemple d’utilisation
# Set a deployments nginx container CPU limits to "200m and memory to 512Mi"
oc set resources deployment nginx -c=nginx --limits=cpu=200m,memory=512Mi
# Set the resource request and limits for all containers in nginx
oc set resources deployment nginx --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=256Mi
# Remove the resource requests for resources on containers in nginx
oc set resources deployment nginx --limits=cpu=0,memory=0 --requests=cpu=0,memory=0
# Print the result (in YAML format) of updating nginx container limits locally, without hitting the server
oc set resources -f path/to/file.yaml --limits=cpu=200m,memory=512Mi --local -o yaml
2.6.1.134. boucles de route d’OC Copier lienLien copié sur presse-papiers!
Actualisez les backends pour un itinéraire
Exemple d’utilisation
# Print the backends on the route 'web'
oc set route-backends web
# Set two backend services on route 'web' with 2/3rds of traffic going to 'a'
oc set route-backends web a=2 b=1
# Increase the traffic percentage going to b by 10%% relative to a
oc set route-backends web --adjust b=+10%%
# Set traffic percentage going to b to 10%% of the traffic going to a
oc set route-backends web --adjust b=10%%
# Set weight of b to 10
oc set route-backends web --adjust b=10
# Set the weight to all backends to zero
oc set route-backends web --zero
2.6.1.135. ensemble d’OC sélecteur Copier lienLien copié sur presse-papiers!
Définir le sélecteur sur une ressource
Exemple d’utilisation
# Set the labels and selector before creating a deployment/service pair.
oc create service clusterip my-svc --clusterip="None" -o yaml --dry-run | oc set selector --local -f - 'environment=qa' -o yaml | oc create -f -
oc create deployment my-dep -o yaml --dry-run | oc label --local -f - environment=qa -o yaml | oc create -f -
2.6.1.136. compte de service fixe d’OC Copier lienLien copié sur presse-papiers!
Actualiser le compte de service d’une ressource
Exemple d’utilisation
# Set deployment nginx-deployment's service account to serviceaccount1
oc set serviceaccount deployment nginx-deployment serviceaccount1
# Print the result (in YAML format) of updated nginx deployment with service account from a local file, without hitting the API server
oc set sa -f nginx-deployment.yaml serviceaccount1 --local --dry-run -o yaml
2.6.1.137. ensemble d’OC sujet Copier lienLien copié sur presse-papiers!
Actualisez le compte utilisateur, groupe ou service dans une liaison de rôle ou de cluster
Exemple d’utilisation
# Update a cluster role binding for serviceaccount1
oc set subject clusterrolebinding admin --serviceaccount=namespace:serviceaccount1
# Update a role binding for user1, user2, and group1
oc set subject rolebinding admin --user=user1 --user=user2 --group=group1
# Print the result (in YAML format) of updating role binding subjects locally, without hitting the server
oc create rolebinding admin --role=admin --user=admin -o yaml --dry-run | oc set subject --local -f - --user=foo -o yaml
2.6.1.138. déclencheurs OC réglés Copier lienLien copié sur presse-papiers!
Actualisez les déclencheurs sur un ou plusieurs objets
Exemple d’utilisation
# Print the triggers on the deployment config 'myapp'
oc set triggers dc/myapp
# Set all triggers to manual
oc set triggers dc/myapp --manual
# Enable all automatic triggers
oc set triggers dc/myapp --auto
# Reset the GitHub webhook on a build to a new, generated secret
oc set triggers bc/webapp --from-github
oc set triggers bc/webapp --from-webhook
# Remove all triggers
oc set triggers bc/webapp --remove-all
# Stop triggering on config change
oc set triggers dc/myapp --from-config --remove
# Add an image trigger to a build config
oc set triggers bc/webapp --from-image=namespace1/image:latest
# Add an image trigger to a stateful set on the main container
oc set triggers statefulset/db --from-image=namespace1/image:latest -c main
2.6.1.139. ensemble de volumes d’OC Copier lienLien copié sur presse-papiers!
Actualiser les volumes sur un modèle de pod
Exemple d’utilisation
# List volumes defined on all deployment configs in the current project
oc set volume dc --all
# Add a new empty dir volume to deployment config (dc) 'myapp' mounted under
# /var/lib/myapp
oc set volume dc/myapp --add --mount-path=/var/lib/myapp
# Use an existing persistent volume claim (PVC) to overwrite an existing volume 'v1'
oc set volume dc/myapp --add --name=v1 -t pvc --claim-name=pvc1 --overwrite
# Remove volume 'v1' from deployment config 'myapp'
oc set volume dc/myapp --remove --name=v1
# Create a new persistent volume claim that overwrites an existing volume 'v1'
oc set volume dc/myapp --add --name=v1 -t pvc --claim-size=1G --overwrite
# Change the mount point for volume 'v1' to /data
oc set volume dc/myapp --add --name=v1 -m /data --overwrite
# Modify the deployment config by removing volume mount "v1" from container "c1"
# (and by removing the volume "v1" if no other containers have volume mounts that reference it)
oc set volume dc/myapp --remove --name=v1 --containers=c1
# Add new volume based on a more complex volume source (AWS EBS, GCE PD,
# Ceph, Gluster, NFS, ISCSI, ...)
oc set volume dc/myapp --add -m /data --source=<json-string>
2.6.1.140. démarrage d’OC Copier lienLien copié sur presse-papiers!
Démarrer une nouvelle construction
Exemple d’utilisation
# Starts build from build config "hello-world"
oc start-build hello-world
# Starts build from a previous build "hello-world-1"
oc start-build --from-build=hello-world-1
# Use the contents of a directory as build input
oc start-build hello-world --from-dir=src/
# Send the contents of a Git repository to the server from tag 'v2'
oc start-build hello-world --from-repo=../hello-world --commit=v2
# Start a new build for build config "hello-world" and watch the logs until the build
# completes or fails
oc start-build hello-world --follow
# Start a new build for build config "hello-world" and wait until the build completes. It
# exits with a non-zero return code if the build fails
oc start-build hello-world --wait
2.6.1.141. État des OC Copier lienLien copié sur presse-papiers!
Afficher un aperçu du projet en cours
Exemple d’utilisation
# See an overview of the current project
oc status
# Export the overview of the current project in an svg file
oc status -o dot | dot -T svg -o project.svg
# See an overview of the current project including details for any identified issues
oc status --suggest
2.6.1.142. étiquette OC Copier lienLien copié sur presse-papiers!
Baliser les images existantes dans les flux d’images
Exemple d’utilisation
# Tag the current image for the image stream 'openshift/ruby' and tag '2.0' into the image stream 'yourproject/ruby with tag 'tip'
oc tag openshift/ruby:2.0 yourproject/ruby:tip
# Tag a specific image
oc tag openshift/ruby@sha256:6b646fa6bf5e5e4c7fa41056c27910e679c03ebe7f93e361e6515a9da7e258cc yourproject/ruby:tip
# Tag an external container image
oc tag --source=docker openshift/origin-control-plane:latest yourproject/ruby:tip
# Tag an external container image and request pullthrough for it
oc tag --source=docker openshift/origin-control-plane:latest yourproject/ruby:tip --reference-policy=local
# Tag an external container image and include the full manifest list
oc tag --source=docker openshift/origin-control-plane:latest yourproject/ruby:tip --import-mode=PreserveOriginal
# Remove the specified spec tag from an image stream
oc tag openshift/origin-control-plane:latest -d
2.6.1.143. la version OC Copier lienLien copié sur presse-papiers!
Imprimer les informations sur la version client et serveur
Exemple d’utilisation
# Print the OpenShift client, kube-apiserver, and openshift-apiserver version information for the current context
oc version
# Print the OpenShift client, kube-apiserver, and openshift-apiserver version numbers for the current context in JSON format
oc version --output json
# Print the OpenShift client version information for the current context
oc version --client
2.6.1.144. les OC attendent Copier lienLien copié sur presse-papiers!
Expérimental : Attendez une condition spécifique sur une ou plusieurs ressources
Exemple d’utilisation
# Wait for the pod "busybox1" to contain the status condition of type "Ready"
oc wait --for=condition=Ready pod/busybox1
# The default value of status condition is true; you can wait for other targets after an equal delimiter (compared after Unicode simple case folding, which is a more general form of case-insensitivity)
oc wait --for=condition=Ready=false pod/busybox1
# Wait for the pod "busybox1" to contain the status phase to be "Running"
oc wait --for=jsonpath='{.status.phase}'=Running pod/busybox1
# Wait for pod "busybox1" to be Ready
oc wait --for='jsonpath={.status.conditions[?(@.type=="Ready")].status}=True' pod/busybox1
# Wait for the service "loadbalancer" to have ingress.
oc wait --for=jsonpath='{.status.loadBalancer.ingress}' service/loadbalancer
# Wait for the pod "busybox1" to be deleted, with a timeout of 60s, after having issued the "delete" command
oc delete pod/busybox1
oc wait --for=delete pod/busybox1 --timeout=60s
2.6.1.145. l’OC whoami Copier lienLien copié sur presse-papiers!
Informations de retour sur la session en cours
Exemple d’utilisation
# Display the currently authenticated user
oc whoami