[Libguestfs] [PATCH] virt-v2v: Support for ova exported from AWS

Shahar Havivi shaharh at redhat.com
Tue Sep 6 10:52:29 UTC 2016


1. AWS the name tag is not mandatory - using default as a name
2. AWD doesn't prefix 'ovf:' as prefix to disk path

There is an open bug for oVirt:
https://bugzilla.redhat.com/show_bug.cgi?id=1371843

Signed-off-by: Shahar Havivi <shaharh at redhat.com>
---
 v2v/input_ova.ml | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/v2v/input_ova.ml b/v2v/input_ova.ml
index d640d4a..46b6bb6 100644
--- a/v2v/input_ova.ml
+++ b/v2v/input_ova.ml
@@ -202,9 +202,7 @@ object
 
     (* Search for vm name. *)
     let name =
-      xpath_to_string "/ovf:Envelope/ovf:VirtualSystem/ovf:Name/text()" "" in
-    if name = "" then
-      error (f_"could not parse ovf:Name from OVF document");
+      xpath_to_string "/ovf:Envelope/ovf:VirtualSystem/ovf:Name/text()" "default" in
 
     (* Search for memory. *)
     let memory = xpath_to_int "/ovf:Envelope/ovf:VirtualSystem/ovf:VirtualHardwareSection/ovf:Item[rasd:ResourceType/text()=4]/rasd:VirtualQuantity/text()" (1024 * 1024) in
@@ -263,10 +261,10 @@ object
 
         Xml.xpathctx_set_current_context xpathctx n;
         let file_id = xpath_to_string "rasd:HostResource/text()" "" in
-        let rex = Str.regexp "^ovf:/disk/\\(.*\\)" in
+        let rex = Str.regexp "^\\(ovf:\\)?/disk/\\(.*\\)" in
         if Str.string_match rex file_id 0 then (
           (* Chase the references through to the actual file name. *)
-          let file_id = Str.matched_group 1 file_id in
+          let file_id = Str.matched_group 2 file_id in
           let expr = sprintf "/ovf:Envelope/ovf:DiskSection/ovf:Disk[@ovf:diskId='%s']/@ovf:fileRef" file_id in
           let file_ref = xpath_to_string expr "" in
           if file_ref == "" then error (f_"error parsing disk fileRef");
-- 
2.4.3




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