#cloud-config write_files: # Configure the private network interface - content: | BOOTPROTO='dhcp' STARTMODE='auto' path: /etc/sysconfig/network/ifcfg-eth1 # Disable ssh password authentication - content: | PasswordAuthentication no X11Forwarding no MaxAuthTries 2 AllowTcpForwarding no AllowAgentForwarding no AuthorizedKeysFile .ssh/authorized_keys path: /etc/ssh/sshd_config.d/kube-hetzner.conf # Setting the right reboot mode - content: | REBOOT_METHOD=rebootmgr path: /etc/transactional-update.conf # Add ssh authorized keys ssh_authorized_keys: %{ for key in sshAuthorizedKeys ~} - ${key} %{ endfor ~} # Resize /var, not /, as that's the last partition in MicroOS image. growpart: devices: ["/var"] # Make sure the hostname is set correctly hostname: ${hostname} preserve_hostname: true manage_etc_hosts: "localhost" runcmd: # As above, make sure the hostname is not reset - [ sed, -i, 's#preserve_hostname: false#preserve_hostname: true#g', /etc/cloud/cloud.cfg] - [ sed, -i, 's#NETCONFIG_NIS_SETDOMAINNAME="yes"#NETCONFIG_NIS_SETDOMAINNAME="no"#g', /etc/sysconfig/network/config] - [ sed, -i, 's#DHCLIENT_SET_HOSTNAME="yes"#DHCLIENT_SET_HOSTNAME="no"#g', /etc/sysconfig/network/dhcp] # We set Google DNS servers - [ sed, -i, 's#NETCONFIG_DNS_STATIC_SERVERS=""#NETCONFIG_DNS_STATIC_SERVERS="8.8.8.8 8.8.4.4"#g', /etc/sysconfig/network/config] # Activate the private network - systemctl reload network # Activate ssh configuration - systemctl reload sshd # Finishing automatic reboot via Kured setup - rebootmgrctl set-strategy off # Reduce the default number of snapshots from 2-10 number limit, to 4 # And from 4-10 number limit important, to 2 - snapper -c root set-config "NUMBER_LIMIT=4" - snapper -c root set-config "NUMBER_LIMIT_IMPORTANT=2"