Upgrade system first

Change-Id: I2d1b7816505370aa326e48c5aba3177a3fa844d3
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
(cherry picked from commit c152b35ecff671ea864ea4c55bcc1a7e244c9f73)

diff --git a/docker/core/Dockerfile b/docker/core/Dockerfile
index ce63601..cecbe72 100644 (file)
--- a/docker/core/Dockerfile
+++ b/docker/core/Dockerfile
@@ -3,7 +3,8 @@ FROM alpine:3.9
 ARG BRANCH=stable/hunter
 ARG OPENSTACK_TAG=stable/rocky
 
-RUN apk --no-cache add --update \
+RUN apk -U upgrade && \
+    apk --no-cache add --update \
         python libffi openssl libjpeg-turbo py-pip bash \
         grep sed wget ca-certificates git openssh-client qemu-img iputils coreutils mailcap \
         libstdc++ && \