The information in this doc is based on Juju version 3.5.4, and may not accurately reflect other versions of Juju.
See also: help
Summary
Show help on a Juju charm hook tool.
Usage
juju help-tool [options] [tool]
Examples
For help on a specific tool, supply the name of that tool, for example:
juju help-tool unit-get
Details
Juju charms can access a series of built-in helpers called ‘hook-tools’. These are useful for the charm to be able to inspect its running environment. Currently available charm hook tools are:
action-fail Set action fail status with message.
action-get Get action parameters.
action-log Record a progress message for the current action.
action-set Set action results.
add-metric Add metrics.
application-version-set Specify which version of the application is deployed.
close-port Register a request to close a port or port range.
config-get Print application configuration.
credential-get Access cloud credentials.
goal-state Print the status of the charm's peers and related units.
is-leader Print application leadership status.
juju-log Write a message to the juju log.
juju-reboot Reboot the host machine.
k8s-raw-get Get k8s raw spec information.
k8s-raw-set Set k8s raw spec information.
k8s-spec-get Get k8s spec information.
k8s-spec-set Set k8s spec information.
leader-get Print application leadership settings.
leader-set Write application leadership settings.
network-get Get network config.
open-port Register a request to open a port or port range.
opened-ports List all ports or port ranges opened by the unit.
payload-register Register a charm payload with Juju.
payload-status-set Update the status of a payload.
payload-unregister Stop tracking a payload.
pod-spec-get Get k8s spec information. (deprecated)
pod-spec-set Set k8s spec information. (deprecated)
relation-get Get relation settings.
relation-ids List all relation IDs for the given endpoint.
relation-list List relation units.
relation-set Set relation settings.
resource-get Get the path to the locally cached resource file.
secret-add Add a new secret.
secret-get Get the content of a secret.
secret-grant Grant access to a secret.
secret-ids Print secret IDs.
secret-info-get Get a secret's metadata info.
secret-remove Remove an existing secret.
secret-revoke Revoke access to a secret.
secret-set Update an existing secret.
state-delete Delete server-side-state key value pairs.
state-get Print server-side-state value.
state-set Set server-side-state values.
status-get Print status information.
status-set Set status information.
storage-add Add storage instances.
storage-get Print information for the storage instance with the specified ID.
storage-list List storage attached to the unit.
unit-get Print public-address or private-address.