tweaked userdata and tfvars.example

modules/host/templates/userdata.yaml.tpl

@@ -1,18 +1,15 @@
 #cloud-config
 
-# Resize /var, not /, as that's the last partition in MicroOS image.
-growpart:
-    devices: ["/var"]
-
 write_files:
-  # Configure private network
-  - content: |
+
+# Configure the private network interface
+- content: |
     BOOTPROTO='dhcp'
     STARTMODE='auto'
   path: /etc/sysconfig/network/ifcfg-eth1
 
-  # Disable ssh password authentication
-  - content: |
+# Disable ssh password authentication
+- content: |
     PasswordAuthentication no
     X11Forwarding no
     MaxAuthTries 2
@@ -21,37 +18,46 @@ write_files:
     AuthorizedKeysFile .ssh/authorized_keys
   path: /etc/ssh/sshd_config.d/kube-hetzner.conf
 
-  # Setting the right reboot mode
-  - content: | 
+# 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 ~}
+# Add ssh authorized keys
+ssh_authorized_keys:
+%{ for key in sshAuthorizedKeys ~}
   - ${key}
-  %{ endfor ~}
+%{ endfor ~}
+
+# Resize /var, not /, as that's the last partition in MicroOS image.
+growpart:
+    devices: ["/var"]
 
 # Make sure the hostname is set correctly
-manage_etc_hosts: "localhost"
-preserve_hostname: true
-prefer_fqdn_over_hostname: false
 hostname: ${hostname}
+preserve_hostname: true
+manage_etc_hosts: "localhost"
 
 runcmd:
-  # As above, make sure the hostname is not reset
-  - sed -i 's#NETCONFIG_NIS_SETDOMAINNAME="yes"#NETCONFIG_NIS_SETDOMAINNAME="no"#g' /etc/sysconfig/network/config
 
-  # Activate the private network
-  - systemctl reload network
+# 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]
 
-  # Activate ssh configuration
-  - systemctl reload sshd
+# 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]
 
-  # Finishing automatic reboot via Kured setup
-  - rebootmgrctl set-strategy off
+# Activate the private network
+- systemctl reload network
 
-  # 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"
+# 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"

terraform.tfvars.example

@@ -1,4 +1,4 @@
-# Only the first values starting with a * are obligatory, the rest can remain with their default values, but Values or you want
+# Only the first values starting with a * are obligatory, the rest can remain with their default values, or you
 # could adapt them to your needs.
 #
 # Note that some values, notably "location" and "public_key" have no effect after the initial cluster has been setup.