--- /dev/null
+#cloud-config
+
+# Add public key to the default user's authorized_keys file
+ssh_authorized_keys:
+- ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDXYVPzII6lwC/hb1PHsgJcf11mYKI1pEeHzcjQ8X8P7YwOj2ihikhy6IRtm38HzP7udMWjQolPUbIzNBmldt8fy6EFkZEpf7R3QziDbqw3FH6wIbQnLpCZWa9OCGRyPyPdBY//K0Ya5b/IBfG4t+KoIVwkJuSG+oYRGhCYhnAwRZ/IUwxhtbNVsS26wN+jGsaUKIWCEBbS5ccFeb9k3eovIFkELNDJVWVJsh2tyGrUd+HQ1+xQGtBUcnipJV75lwL2Z2rprnMIIuVc+A1tTNWArHccLSyfxf2kANy5jGCkwNAH1ETp3r8A5BgoFYd7NSLxK3ob3XycXvYvt/XMrUDP test4
+
+write_files:
+- content: |
+ # My new helloworld file
+
+ owner: root:root
+ permissions: '0644'
+ path: /root/helloworld.txt
+