Upgrade
Yocto
TODOThe update of the yocto version of SEAPATH uses software update. The update process is described on the Ansible repository.
Debian
The apt package tool is used to upgrade the system. You can use the rollback to avoid loss the system (more details in the below section).
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apt dist-upgrade --yes apt autoremove --yes --purge |
Rollback
As mentioned here, the root partition is in LVM disk. With this configuration, it can be save by a LVM snapshot.
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vgchange --refresh |
Supervision
The SNMP protocol is used to supervise machines. It's a protocol to watch the state of machines on a network.
VM Backups
Node replacement
python3-setup-ovs
At each boot, the host must build the configuration for OpenVSwitch. During the network playbook (cluster_setup_network.yaml) with ovs_bridges and ignored_bridges variables, a middle configuration is produced. This configuration is used by this tool to build the OpenVSwitch configuration.