Rewrite virt-sysprep.

1 files changed, 54 insertions, 0 deletions

diff --git a/sysprep/sysprep_operation_net_hwaddr.ml b/sysprep/sysprep_operation_net_hwaddr.ml
new file mode 100644
index 00000000..8aa102a9
--- /dev/null
+++ b/sysprep/sysprep_operation_net_hwaddr.ml
@@ -0,0 +1,54 @@
+(* virt-sysprep
+ * Copyright (C) 2012 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 Utils
+open Sysprep_operation
+
+module G = Guestfs
+
+let net_hwaddr_perform g root =
+  let typ = g#inspect_get_type root in
+  let distro = g#inspect_get_distro root in
+  match typ, distro with
+  | "linux", ("fedora"|"rhel") ->
+    let filenames = g#glob_expand "/etc/sysconfig/network-scripts/ifcfg-*" in
+    Array.iter (
+      fun filename ->
+        (* Replace HWADDR=... entry. *)
+        let lines = Array.to_list (g#read_lines filename) in
+        let lines = List.filter (
+          fun line -> not (string_prefix line "HWADDR=")
+        ) lines in
+        let file = String.concat "\n" lines ^ "\n" in
+        g#write filename file
+    ) filenames;
+
+    if filenames <> [||] then [ `Created_files ] else []
+
+  | _ -> []
+
+let net_hwaddr_op = {
+  name = "net-hwaddr";
+  pod_description = "\
+Remove HWADDR (hard-coded MAC address) configuration.  For Fedora and
+Red Hat Enterprise Linux, this is removed from C<ifcfg-*> files.";
+  extra_args = [];
+  perform = net_hwaddr_perform;
+}
+
+let () = register_operation net_hwaddr_op