From bb804081e9b5fc959b14d2e254d320cf5a658441 Mon Sep 17 00:00:00 2001

From: Pino Toscano <ptoscano@redhat.com>

Date: Thu, 9 Aug 2018 15:01:37 +0200

Subject: [PATCH] v2v: parse_libvirt_xml: handle srN CDROM devices

 (RHBZ#1612785)

This device naming is mostly written by virt-p2v, so get the slot from

it directly without using the drive_index "decoding" function.

(cherry picked from commit c9abaa3e96e7209595f0982c1f2f97e37f3369a6)

---

 v2v/parse_libvirt_xml.ml | 10 ++++++++++

 1 file changed, 10 insertions(+)

diff --git a/v2v/parse_libvirt_xml.ml b/v2v/parse_libvirt_xml.ml

index 03a201e77..44723014c 100644

--- a/v2v/parse_libvirt_xml.ml

+++ b/v2v/parse_libvirt_xml.ml

@@ -379,6 +379,16 @@ let parse_libvirt_xml ?conn xml =

         let target_dev = xpath_string "target/@dev" in

         match target_dev with

         | None -> None

+        | Some dev when String.is_prefix dev "sr" ->

+           (* "srN" devices are found mostly in the physical XML written by

+            * virt-p2v.

+            *)

+           let name = String.sub dev 2 (String.length dev - 2) in

+           (try Some (int_of_string name)

+            with Failure _ ->

+              warning (f_"could not parse device name ‘%s’ from the source libvirt XML") dev;

+              None

+           )

         | Some dev ->

            let rec loop = function

              | [] ->

-- 

2.20.1