Fix bug 1706 - Adding non-root user to run MON

Change-Id: I66e7cab3f4707dbe05e17749abd154e05c852888
Signed-off-by: sousaedu <eduardo.sousa@canonical.com>
diff --git a/docker/MON/Dockerfile b/docker/MON/Dockerfile
index 719d633..a9b95fc 100644
--- a/docker/MON/Dockerfile
+++ b/docker/MON/Dockerfile
@@ -67,7 +67,22 @@
 COPY --from=INSTALL /usr/lib/x86_64-linux-gnu/ /usr/lib/x86_64-linux-gnu/
 COPY --from=INSTALL /lib/x86_64-linux-gnu/ /lib/x86_64-linux-gnu/
 
-COPY scripts/ scripts/
+COPY scripts/ /app/osm_mon/scripts/
+
+# Creating the user for the app
+RUN groupadd -g 1000 appuser && \
+    useradd -u 1000 -g 1000 -d /app appuser && \
+    mkdir -p /app/osm_mon && \
+    mkdir -p /app/storage/kafka && \
+    mkdir /app/log && \
+    chown -R appuser:appuser /app
+
+WORKDIR /app/osm_mon
+
+# Changing the security context
+USER appuser
+
+########################################################################
 
 ENV OSMMON_MESSAGE_DRIVER kafka
 ENV OSMMON_MESSAGE_HOST kafka