lxc-oci: support index files with multiple manifests

Previously, the output would contain "null" strings in this case. Signed-off-by: Felix Abecassis <fabecassis@nvidia.com>

lxc-oci: support index files with multiple manifests
0fd2b679 · Felix Abecassis · ca1280fe · 0fd2b679
Commit 0fd2b679 authored Nov 30, 2017 by Felix Abecassis
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lxc-oci.in templates/lxc-oci.in +1 -1

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--- a/templates/lxc-oci.in
+++ b/templates/lxc-oci.in
@@ -63,7 +63,7 @@ getconfigpath() {
 	basedir="$1"
 	q="$2"

-	digest=`cat "${basedir}/index.json" | jq -c -r --arg q "$q" '.manifests[] | if .annotations."org.opencontainers.image.ref.name" == $q then .digest else null end'`
+	digest=`cat "${basedir}/index.json" | jq -c -r --arg q "$q" '.manifests[] | if .annotations."org.opencontainers.image.ref.name" == $q then .digest else empty end'`
 	if [ -z "${digest}" ]; then
 		echo "$q not found in index.json" >&2
 		return