Skip annoying message if config.json not exists

Preventing messages showing in case of non existing config.json file

Issue-ID: OOM-2077

Change-Id: Ifb38495d93934b2015893d2c1fc62ec4d480171b
Signed-off-by: Tomáš Levora <t.levora@partner.samsung.com>

diff --git a/build/build_nexus_blob.sh b/build/build_nexus_blob.sh
index 58f0f83..dff2fc8 100755 (executable)
--- a/build/build_nexus_blob.sh
+++ b/build/build_nexus_blob.sh
@@ -145,7 +145,7 @@ push_pip () {
 
 docker_login () {
     for REGISTRY in $(sed -n '/\.[^/].*\//p' ${1} | sed -e 's/\/.*$//' | sort -u | grep -v ${DEFAULT_REGISTRY}) ${DOCKER_REGISTRY}; do
-        if ! grep -wq ${REGISTRY} ~/.docker/config.json; then
+        if ! grep -wqs ${REGISTRY} ~/.docker/config.json; then
                echo "Docker login to ${REGISTRY}"
             docker login -u "${NEXUS_USERNAME}" -p "${NEXUS_PASSWORD}" ${REGISTRY} > /dev/null
            fi