Juju

wikipedia:Juju (software) (2011) a service orchestration tool

Installation

• sudo snap install juju

Examples

• juju bootstrap
• juju config
• juju deploy
• juju status
• juju controllers
• juju add-cloud
• juju update-clouds
• juju gui
• juju register jimm.jujucharms.com
• juju import-ssh-key
• juju run-action

• juju add-model k8s
• juju add-credential

• juju deploy charmed-kubernetes (Kubernetes (snap install))

All commands

   actions                     - List actions defined for an application.
   add-cloud                   - Adds a cloud definition to Juju.
   add-credential              - Adds a credential for a cloud to a local client and uploads it to a controller.
   add-k8s                     - Adds a k8s endpoint and credential to Juju.
   add-machine                 - Start a new, empty machine and optionally a container, or add a container to a machine.
   add-model                   - Adds a hosted model.
   add-relation                - Add a relation between two application endpoints.
   add-space                   - Add a new network space.
   add-ssh-key                 - Adds a public SSH key to a model.
   add-storage                 - Adds unit storage dynamically.
   add-subnet                  - Add an existing subnet to Juju.
   add-unit                    - Adds one or more units to a deployed application.
   add-user                    - Adds a Juju user to a controller.
   agree                       - Agree to terms.
   agreements                  - List user's agreements.
   attach                      - Alias for 'attach-resource'.
   attach-resource             - Update a resource for an application.
   attach-storage              - Attaches existing storage to a unit.
   autoload-credentials        - Attempts to automatically detect and add credentials for a cloud.
   backups                     - Displays information about all backups.
   bind                        - Change bindings for a deployed application.
   bootstrap               - Initializes a cloud environment.
   budget                      - Update a budget.
   cached-images               - Shows cached os images.
   cancel-action               - Cancel pending or running actions.
   cancel-task                 - Alias for 'cancel-action'.
   change-user-password        - Changes the password for the current or specified Juju user.
   charm                       - DEPRECATED: Interact with charms.
   charm-resources             - Display the resources for a charm in the charm store.
   clouds                      - Lists all clouds available to Juju.
   collect-metrics             - Collect metrics on the given unit/application.
   config                      - Gets, sets, or resets configuration for a deployed application.
   consume                     - Add a remote offer to the model.
   controller-config           - Displays or sets configuration settings for a controller.
   controllers                 - Lists all controllers.
   create-backup               - Create a backup.
   create-storage-pool         - Create or define a storage pool.
   create-wallet               - Create a new wallet.
   credentials                 - Lists Juju credentials for a cloud.
   dashboard                   - Print the Juju Dashboard URL, or open the Juju Dashboard in the default browser.
   debug-code                  - Launch a tmux session to debug hooks and/or actions.
   debug-hook                  - Alias for 'debug-hooks'.
   debug-hooks                 - Launch a tmux session to debug hooks and/or actions.
   debug-log                   - Displays log messages for a model.
   default-credential          - Sets local default credentials for a cloud on this client.
   default-region              - Sets the default region for a cloud.
   deploy                      - Deploys a new application or bundle.
   destroy-controller          - Destroys a controller.
   destroy-model               - Terminate all machines/containers and resources for a non-controller model.
   detach-storage              - Detaches storage from units.
   diff-bundle                 - Compare a bundle with a model and report any differences.
   disable-command             - Disable commands for the model.
   disable-user                - Disables a Juju user.
   disabled-commands           - List disabled commands.
   download-backup             - Get an archive file.
   enable-command              - Enable commands that had been previously disabled.
   enable-destroy-controller   - Enable destroy-controller by removing disabled commands in the controller.
   enable-ha                   - Ensure that sufficient controllers exist to provide redundancy.
   enable-user                 - Re-enables a previously disabled Juju user.
   exec                        - Run the commands on the remote targets specified.
   export-bundle               - Exports the current model configuration as a reusable bundle.
   expose                      - Makes an application publicly available over the network.
   find-offers                 - Find offered application endpoints.
   firewall-rules              - Alias for 'list-firewall-rules'.
   get-constraints             - Displays machine constraints for an application.
   get-model-constraints       - Displays machine constraints for a model.
   grant                       - Grants access level to a Juju user for a model, controller, or application offer.
   grant-cloud                 - Grants access level to a Juju user for a cloud.
   gui                         - Alias for 'dashboard'.
   help                        - Show help on a command or other topic.
   help-tool                   - Alias for 'hook-tool'.
   hook-tool                   - Show help on a Juju charm hook tool.
   hook-tools                  - Alias for 'hook-tool'.
   import-filesystem           - Imports a filesystem into the model.
   import-ssh-key              - Adds a public SSH key from a trusted identity source to a model.
   kill-controller             - Forcibly terminate all machines and other associated resources for a Juju controller.
   list-actions                - Alias for 'actions'.
   list-agreements             - Alias for 'agreements'.
   list-backups                - Alias for 'backups'.
   list-cached-images          - Alias for 'cached-images'.
   list-charm-resources        - Alias for 'charm-resources'.
   list-clouds                 - Alias for 'clouds'.
   list-controllers            - Alias for 'controllers'.
   list-credentials            - Alias for 'credentials'.
   list-disabled-commands      - Alias for 'disabled-commands'.
   list-firewall-rules         - Prints the firewall rules.
   list-machines               - Alias for 'machines'.
   list-models                 - Alias for 'models'.
   list-offers                 - Alias for 'offers'.
   list-payloads               - Alias for 'payloads'.
   list-plans                  - Alias for 'plans'.
   list-regions                - Alias for 'regions'.
   list-resources              - Alias for 'resources'.
   list-spaces                 - Alias for 'spaces'.
   list-ssh-keys               - Alias for 'ssh-keys'.
   list-storage                - Alias for 'storage'.
   list-storage-pools          - Alias for 'storage-pools'.
   list-subnets                - Alias for 'subnets'.
   list-users                  - Alias for 'users'.
   list-wallets                - Alias for 'wallets'.
   login                       - Logs a user in to a controller.
   logout                      - Logs a Juju user out of a controller.
   machines                    - Lists machines in a model.
   metrics                     - Retrieve metrics collected by specified entities.
   migrate                     - Migrate a hosted model to another controller.
   model-config                - Displays or sets configuration values on a model.
   model-default               - Alias for 'model-defaults'.
   model-defaults              - Displays or sets default configuration settings for a model.
   models                      - Lists models a user can access on a controller.
   move-to-space               - Update a network space's CIDR.
   offer                       - Offer application endpoints for use in other models.
   offers                      - Lists shared endpoints.
   payloads                    - Display status information about known payloads.
   plans                       - List plans.
   regions                     - Lists regions for a given cloud.
   register                    - Registers a controller.
   relate                      - Alias for 'add-relation'.
   reload-spaces               - Reloads spaces and subnets from substrate.
   remove-application          - Remove applications from the model.
   remove-backup               - Remove the specified backup from remote storage.
   remove-cached-images        - Remove cached OS images.
   remove-cloud                - Removes a cloud from Juju.
   remove-consumed-application - Alias for 'remove-saas'.
   remove-credential           - Removes Juju credentials for a cloud.
   remove-k8s                  - Removes a k8s cloud from Juju.
   remove-machine              - Removes one or more machines from a model.
   remove-offer                - Removes one or more offers specified by their URL.
   remove-relation             - Removes an existing relation between two applications.
   remove-saas                 - Remove consumed applications (SAAS) from the model.
   remove-space                - Remove a network space.
   remove-ssh-key              - Removes a public SSH key (or keys) from a model.
   remove-storage              - Removes storage from the model.
   remove-storage-pool         - Remove an existing storage pool.
   remove-unit                 - Remove application units from the model.
   remove-user                 - Deletes a Juju user from a controller.
   rename-space                - Rename a network space.
   resolve                     - Alias for 'resolved'.
   resolved                    - Marks unit errors resolved and re-executes failed hooks.
   resources                   - Show the resources for an application or unit.
   restore-backup              - Restore from a backup archive to the existing controller.
   resume-relation             - Resumes a suspended relation to an application offer.
   retry-provisioning          - Retries provisioning for failed machines.
   revoke                      - Revokes access from a Juju user for a model, controller, or application offer.
   revoke-cloud                - Revokes access from a Juju user for a cloud.
   run                         - Run the commands on the remote targets specified.
   run-action                  - Queue an action for execution.
   scale-application           - Set the desired number of application units.
   scp                         - Transfers files to/from a Juju machine.
   set-constraints             - Sets machine constraints for an application.
   set-credential              - Relates a remote credential to a model.
   set-default-credential      - Alias for 'default-credential'.
   set-default-region          - Alias for 'default-region'.
   set-firewall-rule           - Sets a firewall rule.
   set-meter-status            - Sets the meter status on an application or unit.
   set-model-constraints       - Sets machine constraints on a model.
   set-plan                    - Set the plan for an application.
   set-series                  - Set an application's series.
   set-wallet                  - Set the wallet limit.
   show-action                 - Shows detailed information about an action.
   show-action-output          - Show results of an action.
   show-action-status          - Show results of all actions filtered by optional ID prefix.
   show-application            - Displays information about an application.
   show-backup                 - Show metadata for the specified backup.
   show-cloud                  - Shows detailed information for a cloud.
   show-controller             - Shows detailed information of a controller.
   show-credential             - Shows credential information stored either on this client or on a controller.
   show-credentials            - Alias for 'show-credential'.
   show-machine                - Show a machine's status.
   show-model                  - Shows information about the current or specified model.
   show-offer                  - Shows extended information about the offered application.
   show-space                  - Shows information about the network space.
   show-status                 - Reports the current status of the model, machines, applications and units.
   show-status-log             - Output past statuses for the specified entity.
   show-storage                - Shows storage instance information.
   show-unit                   - Displays information about a unit.
   show-user                   - Show information about a user.
   show-wallet                 - Show details about a wallet.
   sla                         - Set the SLA level for a model.
   spaces                      - List known spaces, including associated subnets.
   ssh                         - Initiates an SSH session or executes a command on a Juju machine.
   ssh-keys                    - Lists the currently known SSH keys for the current (or specified) model.
   status                      - Alias for 'show-status'.
   storage                     - Lists storage details.
   storage-pools               - List storage pools.
   subnets                     - List subnets known to Juju.
   suspend-relation            - Suspends a relation to an application offer.
   switch                      - Selects or identifies the current controller and model.
   sync-agent-binaries         - Copy agent binaries from the official agent store into a local model.
   sync-tools                  - Alias for 'sync-agent-binaries'.
   trust                       - Sets the trust status of a deployed application to true.
   unexpose                    - Removes public availability over the network for an application.
   unregister                  - Unregisters a Juju controller.
   update-cloud                - Updates cloud information available to Juju.
   update-credential           - Updates a controller credential for a cloud.
   update-credentials          - Alias for 'update-credential'.
   update-k8s                  - Updates an existing k8s endpoint used by Juju.
   update-public-clouds        - Updates public cloud information available to Juju.
   update-storage-pool         - Update storage pool attributes.
   upgrade-charm               - Upgrade an application's charm.
   upgrade-controller          - Upgrades Juju on a controller.
   upgrade-dashboard           - Upgrade to a new Juju Dashboard version.
   upgrade-gui                 - Alias for 'upgrade-dashboard'.
   upgrade-juju                - Alias for 'upgrade-model'.
   upgrade-model               - Upgrades Juju on all machines in a model.
   upgrade-series              - Upgrade the Ubuntu series of a machine.
   upload-backup               - Store a backup archive file remotely in Juju.
   users                       - Lists Juju users allowed to connect to a controller or model.
   version                     - Print the current version.
   wallets                     - List wallets.
   whoami                      - Print current login details.

Related commands

• snap

See also

• Juju, juju deploy, juju bootstrap, juju config, juju status, juju register, juju controllers, Juju releases, juju --help, Charms
• Ubuntu, Ubuntu releases, snap, MAAS, PPA, Canonical Livepatch, Ubuntu Advantage, netplan, multipass, Landscape, Subiquity, lsb_release, Ubuntu MATE, Wayland
• Canonical, Ubuntu, Charmed Kubernetes, Juju, Anbox, pro, 099720109477