Fix bug 1617 - adding start script to LCM to install CA certificates

Change-Id: I900b8e7db66924e8f12dbc6ce3b9a10cbc14f160
Signed-off-by: sousaedu <eduardo.sousa@canonical.com>

docker/LCM/Dockerfile

@@ -70,8 +70,7 @@ FROM ubuntu:18.04
 RUN DEBIAN_FRONTEND=noninteractive apt-get --yes update && \
     DEBIAN_FRONTEND=noninteractive apt-get --yes install python3-minimal=3.6.7-1~18.04
 
-RUN DEBIAN_FRONTEND=noninteractive apt-get --yes install \
-    ca-certificates
+RUN DEBIAN_FRONTEND=noninteractive apt-get --yes install ca-certificates
 
 COPY --from=INSTALL /usr/lib/python3/dist-packages /usr/lib/python3/dist-packages
 COPY --from=INSTALL /usr/local/lib/python3.6/dist-packages  /usr/local/lib/python3.6/dist-packages
@@ -85,6 +84,8 @@ COPY --from=INSTALL /usr/bin/ssh /usr/bin/ssh
 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/
+
 ########################################################################
 
 # Used for local storage
@@ -129,6 +130,7 @@ ENV OSMLCM_VCA_JUJUPATH    /usr/local/bin/juju
 
 # helm
 ENV OSMLCM_VCA_STABLEREPOURL https://charts.helm.sh/stable
+# ENV OSMLCM_VCA_HELM_CA_CERTS <ca-cert>
 
 # logs
 # ENV OSMLCM_GLOBAL_LOGFILE  /app/log/lcm.log
@@ -139,5 +141,5 @@ HEALTHCHECK --start-period=120s --interval=30s --timeout=30s --retries=1 \
 
 
 # Run app.py when the container launches
-CMD python3 -m osm_lcm.lcm
+CMD [ "/bin/bash", "scripts/start.sh" ]
 

docker/LCM/scripts/start.sh

+#!/bin/bash
+
+###############################################################################
+# Copyright 2021 Canonical Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+#     Unless required by applicable law or agreed to in writing, software
+#     distributed under the License is distributed on an "AS IS" BASIS,
+#     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#     See the License for the specific language governing permissions and
+#     limitations under the License.
+###############################################################################
+
+if [ "$OSMLCM_VCA_HELM_CA_CERTS" ]; then
+  echo "$OSMLCM_VCA_HELM_CA_CERTS" >> /etc/ssl/certs/ca-certificates.crt
+fi
+
+python3 -m osm_lcm.lcm