apparmor.d -> profiles

profiles/groupadd

@@ -0,0 +1,47 @@
+# vim:syntax=apparmor
+# ------------------------------------------------------------------
+#
+#    Copyright (C) 2019-2021 Mikhail Morfikov
+#
+#    This program is free software; you can redistribute it and/or
+#    modify it under the terms of version 2 of the GNU General Public
+#    License published by the Free Software Foundation.
+#
+# ------------------------------------------------------------------
+
+abi <abi/3.0>,
+
+include <tunables/global>
+
+@{exec_path} = /{usr/,}sbin/groupadd
+profile groupadd @{exec_path} {
+  include <abstractions/base>
+  include <abstractions/consoles>
+  include <abstractions/nameservice-strict>
+
+  # To write records to the kernel auditing log.
+  capability audit_write,
+
+  # To set the right permission to the files in the /etc/ dir.
+  capability chown,
+  capability fsetid,
+
+  network netlink raw,
+
+  @{exec_path} mr,
+
+  /etc/login.defs r,
+
+  /etc/{group,gshadow} rw,
+  /etc/{group,gshadow}.@{pid} w,
+  /etc/{group,gshadow}- w,
+  /etc/{group,gshadow}+ rw,
+  /etc/group.lock wl -> /etc/group.@{pid},
+  /etc/gshadow.lock wl -> /etc/gshadow.@{pid},
+
+  # A process first uses lckpwdf() to lock the lock file, thereby gaining exclusive rights to
+  # modify the /etc/passwd or /etc/shadow password database.
+  /etc/.pwd.lock rwk,
+
+  include if exists <local/groupadd>
+}