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Re: [Libguestfs] [PATCH] sysprep: remove kerberos data in the guest



On Fri, May 18, 2012 at 05:20:04PM +0800, Wanlong Gao wrote:
> Remove the generated kerberos data in the guest.
> 
> Signed-off-by: Wanlong Gao <gaowanlong cn fujitsu com>
> ---
>  sysprep/Makefile.am                        |    2 ++
>  sysprep/sysprep_operation_kerberos_data.ml |   52 ++++++++++++++++++++++++++++
>  2 files changed, 54 insertions(+)
>  create mode 100644 sysprep/sysprep_operation_kerberos_data.ml
> 
> diff --git a/sysprep/Makefile.am b/sysprep/Makefile.am
> index d24ce13..4f49ad3 100644
> --- a/sysprep/Makefile.am
> +++ b/sysprep/Makefile.am
> @@ -43,6 +43,7 @@ SOURCES = \
>  	sysprep_operation_dovecot_data.ml \
>  	sysprep_operation_flag_reconfiguration.ml \
>  	sysprep_operation_hostname.ml \
> +	sysprep_operation_kerberos_data.ml \
>  	sysprep_operation_logfiles.ml \
>  	sysprep_operation_mail_spool.ml \
>  	sysprep_operation_net_hwaddr.ml \
> @@ -79,6 +80,7 @@ OBJECTS = \
>  	sysprep_operation_dovecot_data.cmx \
>  	sysprep_operation_flag_reconfiguration.cmx \
>  	sysprep_operation_hostname.cmx \
> +	sysprep_operation_kerberos_data.cmx \
>  	sysprep_operation_logfiles.cmx \
>  	sysprep_operation_mail_spool.cmx \
>  	sysprep_operation_net_hwaddr.cmx \
> diff --git a/sysprep/sysprep_operation_kerberos_data.ml b/sysprep/sysprep_operation_kerberos_data.ml
> new file mode 100644
> index 0000000..911b9e9
> --- /dev/null
> +++ b/sysprep/sysprep_operation_kerberos_data.ml
> @@ -0,0 +1,52 @@
> +(* virt-sysprep
> + * Copyright (C) 2012 FUJITSU LIMITED
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License along
> + * with this program; if not, write to the Free Software Foundation, Inc.,
> + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> + *)
> +
> +open Sysprep_operation
> +open Sysprep_gettext.Gettext
> +
> +module StringSet = Set.Make (String)
> +module G = Guestfs
> +
> +let kerberos_data_perform g root =
> +  let typ = g#inspect_get_type root in
> +  if typ <> "windows" then (
> +    let excepts = [ "/var/kerberos/krb5kdc/kadm5.acl";
> +                    "/var/kerberos/krb5kdc/kdc.conf"; ] in
> +    let paths = Array.to_list (g#glob_expand "/var/kerberos/krb5kdc/*") in
> +    let set = List.fold_right StringSet.add paths StringSet.empty in
> +    let excepts = List.fold_right StringSet.add excepts StringSet.empty in
> +    let set = StringSet.diff set excepts in
> +    StringSet.iter (
> +      fun filename ->
> +        try g#rm filename with G.Error _ -> ()
> +    ) set;
> +
> +    []
> +  )
> +  else []
> +
> +let kerberos_data_op = {
> +  name = "kerberos-data";
> +  enabled_by_default = false;
> +  heading = s_"Remove Kerberos data in the guest";
> +  pod_description = None;
> +  extra_args = [];
> +  perform = kerberos_data_perform;
> +}
> +
> +let () = register_operation kerberos_data_op
> -- 
> 1.7.10

ACK.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
virt-df lists disk usage of guests without needing to install any
software inside the virtual machine.  Supports Linux and Windows.
http://et.redhat.com/~rjones/virt-df/


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