From 678627f3499eb0b7e08adabbfee77be801065689 Mon Sep 17 00:00:00 2001
From: Nathan Rini <nate@ucar.edu>
Date: Wed, 19 Sep 2018 12:05:05 -0600
Subject: [PATCH] retry image download forever

---
 modules.d/90livenet/livenetroot.sh | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/modules.d/90livenet/livenetroot.sh b/modules.d/90livenet/livenetroot.sh
index b7592bc0a..b9cbd4449 100755
--- a/modules.d/90livenet/livenetroot.sh
+++ b/modules.d/90livenet/livenetroot.sh
@@ -13,14 +13,17 @@ PATH=/usr/sbin:/usr/bin:/sbin:/bin
 netroot="$2"
 liveurl="${netroot#livenet:}"
 info "fetching $liveurl"
-imgfile=$(fetch_url "$liveurl")
 
-if [ $? != 0 ]; then
-	warn "failed to download live image: error $?"
-	exit 1
-fi
+imgfile=
+until [ ! -z "$imgfile" -a -s "$imgfile" ]
+do
+    imgfile=$(fetch_url "$liveurl")
 
-> /tmp/livenet.downloaded
+    if [ $? != 0 ]; then
+            warn "failed to download live image: error $?"
+            imgfile=
+    fi
+done > /tmp/livenet.downloaded
 
 # TODO: couldn't dmsquash-live-root handle this?
 if [ ${imgfile##*.} = "iso" ]; then
-- 
2.47.3