Merge branch 'update_docker_base_image' into 'develop'

Updated build for libcoap something in tje build process now requires OpenSSL…

See merge request !107

Jenkinsfile

@@ -69,7 +69,7 @@ if(env.JOB_NAME =~ 'ioppytest-unitests-and-integration-tests/'){
 	            git clone https://github.com/obgm/libcoap.git /tmp/libcoap_git
 	            cd /tmp/libcoap_git
 	            ./autogen.sh
-	            ./configure --enable-examples --disable-doxygen --disable-manpages
+	            ./configure --enable-examples --disable-doxygen --disable-manpages --disable-dtls
 	            sudo make
 	            sudo make install
 	            export PATH="/tmp/libcoap_gitgit/examples:$PATH"

automation/coap_client_libcoap/Dockerfile

-FROM ubuntu:17.10
+FROM debian:stretch
 MAINTAINER federico.sismondi@inria.fr
 
 ENV DEBIAN_FRONTEND noninteractive
@@ -50,7 +50,7 @@ RUN git clone https://github.com/obgm/libcoap.git
 WORKDIR /ioppytest/automation/coap_client_libcoap/libcoap/libcoap
 
 RUN ./autogen.sh
-RUN ./configure --enable-examples --disable-doxygen --disable-manpages
+RUN ./configure --enable-examples --disable-doxygen --disable-manpages --disable-dtls
 RUN make
 RUN make install
 ENV PATH="/ioppytest/automation/coap_client_libcoap/libcoap/libcoap/examples:$PATH"