Software Update

To install multiple packages on cluster nodes in a bulk operation, the software_update.yml playbook can be leveraged.

Prerequisites

  • All cluster nodes should be running RHEL, Rocky Linux, or Ubuntu OS.

  • Download the packages using local_repo.yml. For more information, click here.

  • Verify that the cluster nodes are in the booted state. For more information, click here.

To customize the software update, enter the following parameters in utils/software_update/software_update_config.yml:

Parameters for software_update_config.yml

Parameter

Details
softwares_list

string Required

  • Mandatory, when package_list is not provided

  • This variable contains the list of software group mentioned in software_config.json.

  • Example:

    softwares_list: 
 - custom

  • In the above case, user is required to create custom.json under input/config/<cluster_os_type>/<cluster_os_version>/custom.json. For example: input/config/ubuntu/22.04/custom.json

  • This json should contain the list of packages, either .deb (for Ubuntu) or .rpm (for RHEL/Rocky), which are to be installed on the cluster nodes.
package_list

string Required

  • Mandatory, when softwares_list is not provided

  • This variable contains the list of packages to be installed on remote nodes.

  • Example:

    package_list: 
 - linux-generic
 - wget

  • Kernel package name of Ubuntu is linux-generic, whereas for RHEL, it’s just kernel*.
reboot_required

boolean Required

Indicates whether the cluster nodes listed will be rebooted or not.

Choices:

  • true

  • false <- Default

To run the playbook, run the following commands:

cd utils/software_update
ansible-playbook software_update.yml -i inventory

Inventory should contain the IP/hostname/service tag of the cluster nodes. For example,

10.5.0.101
10.5.0.102

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