more protection against socket when closing

docker/Dockerfile.fedora

@@ -16,6 +16,7 @@ ENV PATH="${CMAKE_BIN_PATH}:${PATH}"
 
 RUN yum install -y python
 RUN yum install -y libtsan
+RUN yum install -y zlib-devel
 
 COPY . .
 # RUN ["make", "test"]

docker/Dockerfile.ubuntu_xenial

@@ -1,22 +1,24 @@
-FROM fedora:30 as build
+# Build time
+FROM ubuntu:xenial as build
 
-RUN yum install -y gcc-g++
-RUN yum install -y cmake
-RUN yum install -y make
-RUN yum install -y openssl-devel
-
-RUN yum install -y wget
+ENV DEBIAN_FRONTEND noninteractive
+RUN apt-get update 
+RUN apt-get -y install wget 
 RUN mkdir -p /tmp/cmake
 WORKDIR /tmp/cmake
 RUN wget https://github.com/Kitware/CMake/releases/download/v3.14.0/cmake-3.14.0-Linux-x86_64.tar.gz 
 RUN tar zxf cmake-3.14.0-Linux-x86_64.tar.gz
 
+RUN apt-get -y install g++ 
+RUN apt-get -y install libssl-dev
+RUN apt-get -y install libz-dev
+RUN apt-get -y install make
+RUN apt-get -y install python
+
+COPY . .
+
 ARG CMAKE_BIN_PATH=/tmp/cmake/cmake-3.14.0-Linux-x86_64/bin
 ENV PATH="${CMAKE_BIN_PATH}:${PATH}"
 
-RUN yum install -y python
-RUN yum install -y libtsan
-
-COPY . .
-RUN ["make", "test"]
 # RUN ["make"]
+RUN ["make", "test"]