Add cleanup method that locks all user accounts

[snf-image-creator] / image_creator / os_type / unix.py

diff --git a/image_creator/os_type/unix.py b/image_creator/os_type/unix.py
index b5d0ba7..01e0987 100644 (file)
--- a/image_creator/os_type/unix.py
+++ b/image_creator/os_type/unix.py
@@ -70,6 +70,23 @@ class Unix(OSBase):
 
         return users
 
+    def data_cleanup_passwords(self, print_header=True):
+        """Remove all passwords and lock all user accounts"""
+
+        if print_header:
+            output('Cleaning up passwords & locking all user accounts')
+
+        shadow = []
+
+        for line in self.g.cat('/etc/shadow').splitlines():
+            fields = line.split(':')
+            if fields[1] not in ('*', '!'):
+                fields[1] = '!'
+
+            shadow.append(":".join(fields))
+
+        self.g.write('/etc/shadow', "\n".join(shadow))
+
     def data_cleanup_cache(self, print_header=True):
         """Remove all regular files under /var/cache"""