add support for file share

files/cloud_init.cfg.tftpl

@@ -3,9 +3,11 @@ hostname: "${name}"
 manage_etc_hosts: true
 disable_root: false
 ssh_authorized_keys:
+
 %{ for key in admin_authorized_keys ~}
   - "${key}"
 %{ endfor ~}
+
 %{ if insecure_password }
 chpasswd:
   list: |
@@ -15,12 +17,14 @@ ssh_pwauth: true
 %{ else }
 ssh_pwauth: false
 %{ endif }
+
 %{ if use_host_cert }
 ssh_keys:
   ed25519_private: |
     ${indent(4, private_key)}
   ed25519_certificate: "${host_cert}"
 %{ endif}
+
 write_files:
 - path: /etc/default/locale
   content: |
@@ -29,10 +33,12 @@ write_files:
 - path: /etc/locale.gen
   content: |
     en_US.UTF-8 UTF-8
+
 runcmd:
 - dhclient -r
 - dhclient
 - locale-gen
+
 %{ if data_disk }
 device_aliases:
   data: /dev/vdb
@@ -46,9 +52,18 @@ fs_setup:
     filesystem: 'ext4'
     device: data.1
     overwrite: false
+%{ endif }
+
+%{ if data_disk || add_data_share }
 mounts:
+%{ if data_disk }
 - ["data.1", "/mnt/data"]
 %{ endif }
+%{ if add_data_share }
+- ["data", "/mnt/data", "9p", "trans=virtio", "0", "0"]
+%{ endif }
+%{ endif }
+
 %{ if fixed_dns != "" }
 manage_resolv_conf: true
 resolv_conf: