[Libguestfs] [PATCH 4/4] sysprep: Add new operation for removing /etc/passwd- and other backup files (RHBZ#1401320).

Richard W.M. Jones
Wed, 14 Dec 2016 10:26:47 -0000

---
 sysprep/Makefile.am                         |  1 +
 sysprep/sysprep_operation_passwd_backups.ml | 54 +++++++++++++++++++++++++++++
 2 files changed, 55 insertions(+)
 create mode 100644 sysprep/sysprep_operation_passwd_backups.ml

diff --git a/sysprep/Makefile.am b/sysprep/Makefile.am
index c9ce3b0..4722568 100644
--- a/sysprep/Makefile.am
+++ b/sysprep/Makefile.am
@@ -52,6 +52,7 @@ operations = \
 	pacct_log \
 	package_manager_cache \
 	pam_data \
+	passwd_backups \
 	puppet_data_log \
 	rh_subscription_manager \
 	rhn_systemid \
diff --git a/sysprep/sysprep_operation_passwd_backups.ml
b/sysprep/sysprep_operation_passwd_backups.ml
new file mode 100644
index 0000000..d1995a4
--- /dev/null
+++ b/sysprep/sysprep_operation_passwd_backups.ml
@@ -0,0 +1,54 @@
+(* virt-sysprep
+ * Copyright (C) 2016 Red Hat Inc.
+ *
+ * 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 Printf
+
+open Sysprep_operation
+open Common_gettext.Gettext
+
+module G = Guestfs
+
+let files = List.sort compare [
+  "/etc/group-";
+  "/etc/gshadow-";
+  "/etc/passwd-";
+  "/etc/shadow-";
+  "/etc/subuid-";
+  "/etc/subgid-";
+]
+let files_as_pod = String.concat "\n" (List.map ((^) " ")
files)
+
+let passwd_backups_perform (g : Guestfs.guestfs) root side_effects +  let typ =
g#inspect_get_type root in
+  if typ = "linux" then
+    List.iter g#rm_f files
+
+let op = {
+  defaults with
+    name = "passwd-backups";
+    enabled_by_default = true;
+    heading = s_"Remove /etc/passwd- and similar backup files";
+    pod_description = Some (
+      sprintf (f_"\
+On Linux the following files are removed:
+
+%s") files_as_pod);
+    perform_on_filesystems = Some passwd_backups_perform;
+}
+
+let () = register_operation op
--
2.10.2