From b004e537a07ef4f3ac53d53960f57568e504d22e Mon Sep 17 00:00:00 2001
From: Christian Rößler
Date: Fri, 11 Sep 2015 19:32:55 +0200
Subject: [runvirt] Check if UUID-vmx file has zero bytes --> triggers legacy
 mode.

---
 remote/modules/run-virt/data/opt/openslx/scripts/detect_legacy.inc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/remote/modules/run-virt/data/opt/openslx/scripts/detect_legacy.inc b/remote/modules/run-virt/data/opt/openslx/scripts/detect_legacy.inc
index 4c3a2f2b..f28b62de 100644
--- a/remote/modules/run-virt/data/opt/openslx/scripts/detect_legacy.inc
+++ b/remote/modules/run-virt/data/opt/openslx/scripts/detect_legacy.inc
@@ -12,7 +12,7 @@ IMGUUID=$(grep -io '<uuid param=.*"' "${xmlfile}" | sed -e "s/&.*;/; /g" | awk -
 TMPDIR=$(mktemp -d -p /tmp/virt)
 
 # Then get a template (vmx) file via http/wget:
-wget --output-document="$TMPDIR/$IMGUUID" "${SLX_VMCHOOSER_BASE_URL}/lecture/${IMGUUID}"
+wget -O "$TMPDIR/$IMGUUID" "${SLX_VMCHOOSER_BASE_URL}/lecture/${IMGUUID}"
 
 writelog "IMGUUID: -$IMGUUID- --- TMPDIR: ${TMPDIR}"
 
@@ -23,3 +23,8 @@ else
 	LEGACY=:	# legacy: One or both strings not set
 	writelog "Legacy mode detected."
 fi
+
+if [ ! -s "$TMPDIR/$IMGUUID" ]; then
+	writelog "Warning: Image.UUID file has zero bytes - triggering legacy mode."
+	LEGACY=:
+fi
-- 
cgit v1.2.3-55-g7522