kcli-ksushy

Apps & Automation

Guides interaction with kcli VMs via ksushy (Redfish emulator). Use when booting, stopping, or managing baremetal-like VMs through the Redfish API, deploying the ksushy service, or working with sushy/redfish in general.

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kcli ksushy (Redfish Emulation)

ksushy provides a REST interface to interact with VMs using Redfish. It offers functionality similar to sushy-emulator but extends it to more providers (typically vSphere, KubeVirt, and oVirt) and through more friendly URLs.

Requirements

ksushy is bundled within kcli. SSL support requires installing cherrypy and pyopenssl manually.

Deploying the ksushy service

kcli create sushy-service

This creates a systemd unit listening on port 9000. The following environment variables are supported:

Variable	Description
`KSUSHY_LISTEN_PORT`	Use a specific port
`KSUSHY_DEBUG`	Enable debug
`KSUSHY_USER`	Username for basic authentication
`KSUSHY_PASSWORD`	Password for basic authentication
`KSUSHY_BOOTONCE`	Enable bootonce

Determining the ksushy endpoint

The ksushy endpoint is derived from the hypervisor hosting the VMs, NOT from the VM itself or the local machine hostname:

Identify the current hypervisor with kcli list hosts (look for the Current column).
Get the hypervisor's FQDN or IP with kcli info host <host_name> (use the host: field), or look it up in ~/.kcli/config.yml. If the host is a short name, check ~/.ssh/config for the actual Hostname (IP or FQDN).
The ksushy base URL is https://<host_ip>:9000/redfish/v1/Systems.

API Structure

Systems are organized by provider under /redfish/v1/Systems/<provider>/<vm_name>.

The <provider> matches the provider name as defined in ~/.kcli/config.yml. For local libvirt VMs, the provider is local.

# List providers
curl -ks https://<host>:9000/redfish/v1/Systems

# List VMs under the local (libvirt) provider
curl -ks https://<host>:9000/redfish/v1/Systems/local

# Query a VM on a different provider
curl -ks https://<host>:9000/redfish/v1/Systems/myotherprovider/mynode

# Get info on a specific VM
curl -ks https://<host>:9000/redfish/v1/Systems/local/<vm_name>

VM Power Operations

Typical redfish operations (start, stop, info, listing NICs) are supported for all providers.

# Power on a VM
curl -ks https://<host>:9000/redfish/v1/Systems/local/<vm_name>/Actions/ComputerSystem.Reset \
  -H "Content-Type: application/json" \
  -d '{"ResetType": "On"}'

# Power off a VM
curl -ks https://<host>:9000/redfish/v1/Systems/local/<vm_name>/Actions/ComputerSystem.Reset \
  -H "Content-Type: application/json" \
  -d '{"ResetType": "ForceOff"}'

# Restart a VM
curl -ks https://<host>:9000/redfish/v1/Systems/local/<vm_name>/Actions/ComputerSystem.Reset \
  -H "Content-Type: application/json" \
  -d '{"ResetType": "ForceRestart"}'

Virtual Media (ISO)

ISO plugging is only supported on virtualization providers.

# Insert ISO
curl -ks https://<host>:9000/redfish/v1/Systems/local/<vm_name>/VirtualMedia/Cd/Actions/VirtualMedia.InsertMedia \
  -H "Content-Type: application/json" \
  -d '{"Image": "http://<iso_server>/<image>.iso"}'

# Eject ISO
curl -ks https://<host>:9000/redfish/v1/Systems/local/<vm_name>/VirtualMedia/Cd/Actions/VirtualMedia.EjectMedia \
  -H "Content-Type: application/json" -d '{}'

Authentication

When the service is deployed with KSUSHY_USER and KSUSHY_PASSWORD, access is secured through basic authentication:

curl -ks -u myuser:mypassword https://<host>:9000/redfish/v1/Systems/local/<vm_name>

Typical Workflow

Create baremetal-like VMs with kcli:

kcli create vm -P start=false -P memory=20480 -P numcpus=16 -P 'disks=[200]' -P uefi=true -P 'nets=[default]' -c 3 mycluster

Determine the ksushy endpoint (see above).

Boot VMs via redfish:

for i in 0 1 2; do
  curl -ks https://<host>:9000/redfish/v1/Systems/local/mycluster-$i/Actions/ComputerSystem.Reset \
    -H "Content-Type: application/json" \
    -d '{"ResetType": "On"}'
done