format: Add more hardware informations to collect.

slapos/format.py

@@ -255,7 +255,20 @@ class Computer(object):
     self.ipv6_interface = ipv6_interface
     self.software_user = software_user
     self.tap_gateway_interface = tap_gateway_interface
+
+    # The follow properties are updated on update() method
     self.public_ipv4_address = None
+    self.os_type = None
+    self.python_version = None
+    self.slapos_version = None
+    self.cpu_core = None
+    self.cpu_type = None
+    self.cpu_frequency = None
+    self.memory_size = None
+    self.memory_type = None
+    self.disk_size = None
+    self.disk_raid = None
+    self.disk_type = None
 
   def __getinitargs__(self):
     return (self.reference, self.interface)