Wanlong Gao
2012-Apr-24 07:23 UTC
[Libguestfs] [PATCH] sysprep: remove the cache of package manager
Remove the cache of package manager like yum and apt. Signed-off-by: Wanlong Gao <gaowanlong at cn.fujitsu.com> --- sysprep/Makefile.am | 2 + sysprep/sysprep_operation_package_manager_cache.ml | 49 ++++++++++++++++++++ 2 files changed, 51 insertions(+) create mode 100644 sysprep/sysprep_operation_package_manager_cache.ml diff --git a/sysprep/Makefile.am b/sysprep/Makefile.am index e4b7f7b..78b1fa1 100644 --- a/sysprep/Makefile.am +++ b/sysprep/Makefile.am @@ -42,6 +42,7 @@ SOURCES = \ sysprep_operation_logfiles.ml \ sysprep_operation_mail_spool.ml \ sysprep_operation_net_hwaddr.ml \ + sysprep_operation_package_manager_cache.ml \ sysprep_operation_random_seed.ml \ sysprep_operation_rhn_systemid.ml \ sysprep_operation_script.ml \ @@ -69,6 +70,7 @@ OBJECTS = \ sysprep_operation_logfiles.cmx \ sysprep_operation_mail_spool.cmx \ sysprep_operation_net_hwaddr.cmx \ + sysprep_operation_package_manager_cache.ml \ sysprep_operation_random_seed.cmx \ sysprep_operation_rhn_systemid.cmx \ sysprep_operation_script.cmx \ diff --git a/sysprep/sysprep_operation_package_manager_cache.ml b/sysprep/sysprep_operation_package_manager_cache.ml new file mode 100644 index 0000000..f70f310 --- /dev/null +++ b/sysprep/sysprep_operation_package_manager_cache.ml @@ -0,0 +1,49 @@ +(* 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 + +module G = Guestfs + +let package_manager_cache_perform g root + let packager = g#inspect_get_package_management root in + match packager with + | "yum" -> + let cache = g#glob_expand "/var/cache/yum/*" in + Array.iter ( + fun dir -> + g#rm_rf dir + ) cache; [] + | "apt" -> + let cache = g#glob_expand "/var/cache/apt/archives/*" in + Array.iter ( + fun dir -> + g#rm_rf dir + ) cache; [] + | _ -> (); [] + +let package_manager_cache_op = { + name = "package-manager-cache"; + enabled_by_default = true; + heading = "Remove the cache of package manager"; + pod_description = None; + extra_args = []; + perform = package_manager_cache_perform; +} + +let () = register_operation package_manager_cache_op -- 1.7.10
Richard W.M. Jones
2012-Apr-24 07:27 UTC
[Libguestfs] [PATCH] sysprep: remove the cache of package manager
On Tue, Apr 24, 2012 at 03:23:48PM +0800, Wanlong Gao wrote:> Remove the cache of package manager like yum and apt. > > Signed-off-by: Wanlong Gao <gaowanlong at cn.fujitsu.com> > --- > sysprep/Makefile.am | 2 + > sysprep/sysprep_operation_package_manager_cache.ml | 49 ++++++++++++++++++++ > 2 files changed, 51 insertions(+) > create mode 100644 sysprep/sysprep_operation_package_manager_cache.ml > > diff --git a/sysprep/Makefile.am b/sysprep/Makefile.am > index e4b7f7b..78b1fa1 100644 > --- a/sysprep/Makefile.am > +++ b/sysprep/Makefile.am > @@ -42,6 +42,7 @@ SOURCES = \ > sysprep_operation_logfiles.ml \ > sysprep_operation_mail_spool.ml \ > sysprep_operation_net_hwaddr.ml \ > + sysprep_operation_package_manager_cache.ml \ > sysprep_operation_random_seed.ml \ > sysprep_operation_rhn_systemid.ml \ > sysprep_operation_script.ml \ > @@ -69,6 +70,7 @@ OBJECTS = \ > sysprep_operation_logfiles.cmx \ > sysprep_operation_mail_spool.cmx \ > sysprep_operation_net_hwaddr.cmx \ > + sysprep_operation_package_manager_cache.ml \ > sysprep_operation_random_seed.cmx \ > sysprep_operation_rhn_systemid.cmx \ > sysprep_operation_script.cmx \ > diff --git a/sysprep/sysprep_operation_package_manager_cache.ml b/sysprep/sysprep_operation_package_manager_cache.ml > new file mode 100644 > index 0000000..f70f310 > --- /dev/null > +++ b/sysprep/sysprep_operation_package_manager_cache.ml > @@ -0,0 +1,49 @@ > +(* 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 > + > +module G = Guestfs > + > +let package_manager_cache_perform g root > + let packager = g#inspect_get_package_management root in > + match packager with > + | "yum" -> > + let cache = g#glob_expand "/var/cache/yum/*" in > + Array.iter ( > + fun dir -> > + g#rm_rf dir > + ) cache; [] > + | "apt" -> > + let cache = g#glob_expand "/var/cache/apt/archives/*" in > + Array.iter ( > + fun dir -> > + g#rm_rf dir > + ) cache; [] > + | _ -> (); [] > + > +let package_manager_cache_op = { > + name = "package-manager-cache"; > + enabled_by_default = true; > + heading = "Remove the cache of package manager"; > + pod_description = None; > + extra_args = []; > + perform = package_manager_cache_perform; > +} > + > +let () = register_operation package_manager_cache_op > -- > 1.7.10ACK. I'll push it shortly. Thanks, 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/