7:58 p.m.
Remove user accounts from /etc/passwd, /etc/group,
/etc/shadow, and the home directory of the user,
except the root user.
Signed-off-by: Wanlong Gao <gaowanlong(a)cn.fujitsu.com>
---
sysprep/Makefile.am | 2 +
sysprep/sysprep_operation_user_account.ml | 71 +++++++++++++++++++++++++++++
2 files changed, 73 insertions(+)
create mode 100644 sysprep/sysprep_operation_user_account.ml
diff --git a/sysprep/Makefile.am b/sysprep/Makefile.am
index f51fc07..9b06804 100644
--- a/sysprep/Makefile.am
+++ b/sysprep/Makefile.am
@@ -48,6 +48,7 @@ SOURCES = \
sysprep_operation_ssh_hostkeys.ml \
sysprep_operation_ssh_userdir.ml \
sysprep_operation_udev_persistent_net.ml \
+ sysprep_operation_user_account.ml \
sysprep_operation_utmp.ml \
sysprep_operation_yum_uuid.ml \
utils.ml
@@ -73,6 +74,7 @@ OBJECTS = \
sysprep_operation_ssh_hostkeys.cmx \
sysprep_operation_ssh_userdir.cmx \
sysprep_operation_udev_persistent_net.cmx \
+ sysprep_operation_user_account.ml \
sysprep_operation_utmp.cmx \
sysprep_operation_yum_uuid.cmx \
main.cmx
diff --git a/sysprep/sysprep_operation_user_account.ml
b/sysprep/sysprep_operation_user_account.ml
new file mode 100644
index 0000000..ed01289
--- /dev/null
+++ b/sysprep/sysprep_operation_user_account.ml
@@ -0,0 +1,71 @@
+(* 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 Utils
+
+module G = Guestfs
+
+let user_account_perform g root =
+ let typ = g#inspect_get_type root in
+ if typ <> "windows" then (
+ g#aug_init "/" 0;
+ let uid_min = g#aug_get "/files/etc/login.defs/UID_MIN" in
+ let uid_max = g#aug_get "/files/etc/login.defs/UID_MAX" in
+ let users = Array.to_list (g#aug_ls "/files/etc/passwd") in
+ List.iter (
+ fun user ->
+ let uid = user ^ "/uid" in
+ let uid = g#aug_get uid in
+ if int_of_string uid >= int_of_string uid_min then (
+ if int_of_string uid <= int_of_string uid_max then (
+ let user' = Array.of_list (string_split "/" user) in
+ let user = user'.(4) in
+ let user_prefix = user ^ ":" in
+ let filenames = [ "/etc/passwd";
+ "/etc/shadow";
+ "/etc/group" ] in
+ List.iter (
+ fun filename ->
+ let lines = Array.to_list (g#read_lines filename) in
+ let lines = List.filter (
+ fun line -> not (string_prefix line user_prefix)
+ ) lines in
+ let file = String.concat "\n" lines ^ "\n" in
+ g#write filename file
+ ) filenames;
+ g#rm_rf ("/home/" ^ user);
+ )
+ )
+ ) users;
+ []
+ )
+ else []
+
+let user_account_op = {
+ name = "user-account";
+ enabled_by_default = true;
+ heading = "Remove the user accounts in the guest";
+ pod_description = Some "\
+Remove the user accounts and their home directory except
+the \"root\" account.";
+ extra_args = [];
+ perform = user_account_perform;
+}
+
+let () = register_operation user_account_op
--
1.7.10