This article describes the installation of a command-line tool to control Morpheus via its API. A simple example of rebooting a VM is demonstrated.
Step-by-step guide
As a root user, please follow the below steps,
1. Fetch GPG Keys:
# curl -sSL https://rvm.io/pkuczynski.asc | sudo gpg2 --import - 
2. Download and install Ruby on Rails:
# curl -sSL https://get.rvm.io | bash -s stable --rails
3. Source the environmental variables and install the morpheus-cli gem:
# source /usr/local/rvm/scripts/rvm
# gem install morpheus-cli
4. Run the following commands to log-in as your Morpheus User:
# morpheus remote add
 Name: EUM HCMP
 URL: https://hcmp.icsi.eumetsat.int
 Added remote EUM HCMP
 Inspecting remote appliance https://hcmp.icsi.eumetsat.int ...
 Status is: READY
 Would you like to login now? (yes/no) [yes]: yes
 Enter Morpheus Credentials for EUM HCMP - https://hcmp.icsi.eumetsat.int
 Username: | USERNAME
 Password: | PASSWORD
 Success! Logged in to EUM HCMP as USERNAME.
5. Later on, the user can log in using the following command:
# morpheus login -r 'EUM HCMP' -u 'USERNAME' -p 'PASSWORD'
6. Run the following to restart a VM:
# morpheus instances restart testvm -y
Restarting instance testvm
# morpheus instances get testvm
Instance Details
==================
ID: 5103
Name: testvm
Description:
Group: VIOGRP
Cloud: GPD
Type: Centos ECMWF
Layout: Centos-ECMWF-RAW
Version: Centos-ECMWF-RAW
Plan: s2.medium.1
Environment:
Tags:
Metadata:
Power Schedule:
Created By: ezzat
Date Created: 02/11/20 10:53 AM
Nodes: 1
Connection: 192.168.0.124:
Status: RESTARTING
Instance Usage
---------------------
CPU:[|                                                 ]  0.65%
Memory: [||||||||||||                                      ] 23.58%     228.10 MiB / 967.37 MiB
Storage: [||||||||||                                        ] 18.71%       1.87 GiB / 10.00 GiBPlease find the complete CLI documentation here: https://github.com/gomorpheus/morpheus-cli/wiki/CLI-Manual