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Chapter 6. Updating Satellite Server, Capsule Server, and Content Hosts
Use this chapter to update your existing Red Hat Satellite environment to a new minor version of Red Hat Satellite, for example, from 6.4.0 to 6.4.1. For more information, see Chapter 6, Updating Satellite Server, Capsule Server, and Content Hosts.
This chapter includes update procedures for Satellite Server, Capsule Server, and Content Hosts.
Updating Between Minor Versions of Satellite
Updating is the process of migrating Satellite Server, Capsule Server, and Content Hosts to a new minor version. Updates typically patch security vulnerabilities and correct minor issues discovered after code is released. Generally speaking, updates require little time and are non-disruptive to your operating environment.
Before updating, check the Red Hat Satellite Release Notes for potential conflicts and back up your Satellite Server and all Capsule Servers. For more information, see Backing Up and Restoring Satellite Server and Capsule Server in the Administering Red Hat Satellite guide.
Follow these procedures to update between minor versions, for example, from 6.4.0 to 6.4.1.
6.1. Updating Satellite Server 复制链接链接已复制到粘贴板!
Prerequisites
- Ensure that you have synchronized Satellite Server repositories for Satellite, Capsule, and Satellite Tools.
- Ensure each external Capsule and Content Host can be updated by promoting the updated repositories to all relevant Content Views.
If you customize configuration files, manually or use a tool such as Hiera, these customizations are overwritten when the installation script runs during upgrading or updating. You can use the --noop
option with the satellite-installer script to test for changes. For more information, see the Red Hat Knowledgebase solution How to use the noop option to check for changes in Satellite config files during an upgrade.
Updating Satellite Server to the Next Minor Version
To Update Satellite Server:
Ensure the Satellite Maintenance repository is enabled:
subscription-manager repos --enable \ rhel-7-server-satellite-maintenance-6-rpms
# subscription-manager repos --enable \ rhel-7-server-satellite-maintenance-6-rpms
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Ensure
foreman-maintain
is installed and up to date:yum install rubygem-foreman_maintain
# yum install rubygem-foreman_maintain
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Check the available versions to confirm the next minor version is listed:
foreman-maintain upgrade list-versions
# foreman-maintain upgrade list-versions
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Use the health check option to determine if the system is ready for upgrade. On first use of this command,
foreman-maintain
prompts you to enter the hammer admin user credentials and saves them in the/etc/foreman-maintain/foreman-maintain-hammer.yml
file.foreman-maintain upgrade check --target-version 6.4.z
# foreman-maintain upgrade check --target-version 6.4.z
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Review the results and address any highlighted error conditions before performing the upgrade.
Because of the lengthy update time, use a utility such as
screen
to suspend and reattach a communication session. You can then check the upgrade progress without staying connected to the command shell continuously. For more information about using the screen command, see How do I use the screen command? article in the Red Hat Knowledge Base.If you lose connection to the command shell where the upgrade command is running, you can see the logged messages in the
/var/log/foreman-installer/satellite.log
file to check if the process completed successfully.Perform the upgrade:
foreman-maintain upgrade run --target-version 6.4.z
# foreman-maintain upgrade run --target-version 6.4.z
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Check when the kernel packages were last updated:
rpm -qa --last | grep kernel
# rpm -qa --last | grep kernel
Copy to Clipboard Copied! Toggle word wrap Toggle overflow If a kernel update occurred since the last reboot, reboot the system:
reboot
# reboot
Copy to Clipboard Copied! Toggle word wrap Toggle overflow
6.2. Updating Capsule Server 复制链接链接已复制到粘贴板!
Updating Capsule Servers to the Next Minor Version
To Update a Capsule Server:
Check that only the correct repositories are enabled:
List the enabled repositories:
subscription-manager repos --list-enabled
# subscription-manager repos --list-enabled
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Ensure that you only have the following repositories enabled:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow For more information about disabling and enabling repositories, see Configuring Repositories in Installing Capsule Server. The
rhel-7-server-satellite-tools-6.4-rpms
repository provides Katello Agent. For more information, see Installing the katello Agent in Installing Capsule Server. The Red Hat Software Collections repository is optional, it is required for the Remote Execution feature.
Stop Katello services:
katello-service stop
# katello-service stop
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Until BZ#1649764 is resolved, update the
gofer
package:yum update gofer
# yum update gofer
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Restart goferd.
systemctl restart goferd
# systemctl restart goferd
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Update all packages:
yum update
# yum update
Copy to Clipboard Copied! Toggle word wrap Toggle overflow If a kernel update occurs, make a note to reboot after the upgrade is complete. Do not reboot at this point.
Perform the update by running the installer script with the
--upgrade
option.satellite-installer --scenario capsule --upgrade
# satellite-installer --scenario capsule --upgrade
Copy to Clipboard Copied! Toggle word wrap Toggle overflow If a kernel update occurred during the
yum update
step, reboot the system:reboot
# reboot
Copy to Clipboard Copied! Toggle word wrap Toggle overflow
6.3. Updating Content Hosts 复制链接链接已复制到粘贴板!
Updating Content Hosts to the Next Minor Version
To Update a Content Host, enter the following commands:
Until BZ#1649764 is resolved, update the
gofer
package:yum update gofer
# yum update gofer
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Restart goferd:
systemctl restart goferd
# systemctl restart goferd
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Update all packages:
yum update
# yum update
Copy to Clipboard Copied! Toggle word wrap Toggle overflow If a kernel update occurs, reboot the system:
reboot
# reboot
Copy to Clipboard Copied! Toggle word wrap Toggle overflow