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-rwxr-xr-xbin/debvm-run9
1 files changed, 7 insertions, 2 deletions
diff --git a/bin/debvm-run b/bin/debvm-run
index bba0c15..1b45a33 100755
--- a/bin/debvm-run
+++ b/bin/debvm-run
@@ -348,9 +348,14 @@ set -- \
-initrd "/proc/self/fd/$INITRDFD" \
"$@"
+# If the image filename contains a comma, then that comma must be escaped by
+# prefixing it with another comma or otherwise output filenames are able to
+# inject drive options to qemu (and load the wrong file).
+IMAGE_ESCAPED="$(printf "%s" "$IMAGE" | sed 's/,/,,/g')"
+
if ! check_skip root/dev; then
set -- \
- -drive "media=disk,format=raw,discard=unmap,file=$IMAGE,if=virtio,cache=unsafe" \
+ -drive "media=disk,format=raw,discard=unmap,file=$IMAGE_ESCAPED,if=virtio,cache=unsafe" \
"$@"
fi
@@ -456,7 +461,7 @@ if test -z "$GRAPHICAL"; then
KERNEL_CMDLINE="${KERNEL_CMDLINE:+"$KERNEL_CMDLINE "}console=ttyS0"
;;
esac
- if test -t 0 && test -t 1 && test -n "$TERM"; then
+ if test -t 0 && test -t 1 && test -n "${TERM:-}"; then
KERNEL_CMDLINE="${KERNEL_CMDLINE:+"$KERNEL_CMDLINE "}TERM=$TERM"
fi
else