Install python packages from ubuntu's repositories

Also reduces image size by updating, installing and cleaning
packages in one single step

Dockerfile

@@ -9,16 +9,7 @@ ENV SALT_VERSION="2018.3.4" \
     LIBSSH2_VERSION="1.8.0" \
     LIBGIT2_VERSION="0.27.7" \
     PYGIT2_VERSION="0.27.2" \
-    GITPYTHON_VERSION="2.1.11" \
-    M2CRYPTO_VERSION="0.31.0" \
-    MAKO_VERSION="1.0.7" \
-    PYCRYPTODOME_VERSION="3.7.2" \
-    LIBNACL_VERSION="1.6.1" \
-    RAET_VERSION="0.6.8" \
-    CHERRYPY_VERSION="18.0.1" \
-    TIMELIB_VERSION="0.2.4" \
-    DOCKERPY_VERSION="1.10.6" \
-    MSGPACKPURE_VERSION="0.1.3"
+    M2CRYPTO_VERSION="0.31.0"
 
 ENV SALT_DOCKER_DIR="/etc/docker-salt" \
     SALT_ROOT_DIR="/etc/salt" \
@@ -35,24 +26,21 @@ ENV SALT_CONFS_DIR="${SALT_DATA_DIR}/config" \
     SALT_BASE_DIR="${SALT_DATA_DIR}/srv" \
     SALT_LOGS_DIR="${SALT_DATA_DIR}/logs"
 
-# Set non interactive mode
-ENV DEBIAN_FRONTEND=noninteractive
-
 RUN mkdir -p ${SALT_BUILD_DIR}
 WORKDIR ${SALT_BUILD_DIR}
 
 # Install packages
-RUN apt-get update
-RUN apt-get install --yes --quiet --no-install-recommends \
-    sudo ca-certificates wget locales pkg-config openssh-client \
+RUN apt-get update \
+ && DEBIAN_FRONTEND=noninteractive apt-get install --yes --quiet --no-install-recommends \
+    sudo ca-certificates apt-transport-https wget locales pkg-config openssh-client \
     python${PYTHON_VERSION} python${PYTHON_VERSION}-dev \
-    python3-pip python3-setuptools python3-wheel gettext-base \
-    supervisor logrotate
-
-# Configure locales
-RUN update-locale LANG=C.UTF-8 LC_MESSAGES=POSIX \
+    python3-pip python3-setuptools python3-wheel \
+    supervisor logrotate git gettext-base tzdata \
+ && DEBIAN_FRONTEND=noninteractive update-locale LANG=C.UTF-8 LC_MESSAGES=POSIX \
     locale-gen en_US.UTF-8 \
-    dpkg-reconfigure locales
+    dpkg-reconfigure locales \
+ && DEBIAN_FRONTEND=noninteractive apt-get clean --yes \
+ && rm -rf /var/lib/apt/lists/*
 
 # Install saltstack
 COPY assets/build ${SALT_BUILD_DIR}
@@ -67,8 +55,6 @@ COPY assets/runtime ${SALT_RUNTIME_DIR}
 RUN chmod -R +x ${SALT_RUNTIME_DIR}
 
 # Cleaning tasks
-RUN apt-get clean --yes
-RUN rm -rf /var/lib/apt/lists/*
 RUN rm -rf ${SALT_BUILD_DIR}/*
 
 # Entrypoint

assets/build/install.sh

@@ -6,11 +6,12 @@ source ${SALT_BUILD_DIR}/functions.sh
 
 # Install build dependencies
 echo "Installing dependencies ..."
-BUILD_DEPENDENCIES="gnupg git cmake gcc g++ make \
+BUILD_DEPENDENCIES="cmake gcc g++ make \
     libhttp-parser-dev libssl-dev zlib1g-dev \
-    libzmq-dev libcurl4-openssl-dev libffi-dev"
+    libcurl4-openssl-dev libffi-dev swig"
 
-apt-get install --yes --quiet --no-install-recommends ${BUILD_DEPENDENCIES}
+apt-get update
+DEBIAN_FRONTEND=noninteractive apt-get install --yes --quiet --no-install-recommends ${BUILD_DEPENDENCIES}
 
 # Create salt user
 echo "Creating ${SALT_USER} user ..."
@@ -37,20 +38,6 @@ cd libgit2-${LIBGIT2_VERSION}/
 cmake -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=ON -DBUILD_CLAR=OFF -DTHREADSAFE=ON .
 cmake --build . --target install
 
-# Install python packages
-echo "Installing python packages ..."
-pip3 install "pygit2==v${PYGIT2_VERSION}" \
-             "gitpython==v${GITPYTHON_VERSION}" \
-             "M2Crypto==v${M2CRYPTO_VERSION}" \
-             "Mako==v${MAKO_VERSION}" \
-             "pycryptodome==v${PYCRYPTODOME_VERSION}" \
-             "libnacl==v${LIBNACL_VERSION}" \
-             "raet==v${RAET_VERSION}" \
-             "CherryPy==v${CHERRYPY_VERSION}" \
-             "timelib==v${TIMELIB_VERSION}" \
-             "docker-py==v${DOCKERPY_VERSION}" \
-             "msgpack-pure==v${MSGPACKPURE_VERSION}"
-
 # Bootstrap script options:
 # https://docs.saltstack.com/en/latest/topics/tutorials/salt_bootstrap.html#command-line-options
 ## -M: install Salt Master by default
@@ -65,6 +52,18 @@ wget -O bootstrap-salt.sh https://bootstrap.saltstack.com
 sh bootstrap-salt.sh ${SALT_BOOTSTRAP_OPTS} git v${SALT_VERSION}
 chown -R ${SALT_USER}: ${SALT_ROOT_DIR}
 
+# Install python3 packages
+echo "Installing python3 packages ..."
+DEBIAN_FRONTEND=noninteractive apt-get install --yes --quiet --no-install-recommends \
+python3-mako python3-pycryptodome python3-cherrypy3 python3-git python3-u-msgpack \
+python3-ioflo python3-redis python3-gnupg python3-mysqldb python3-dateutil python3-timelib \
+python3-raet python3-libnacl
+
+# Install pip3 python packages
+echo "Installing pip3 python packages ..."
+pip3 install "pygit2==v${PYGIT2_VERSION}" \
+             "M2Crypto==v${M2CRYPTO_VERSION}"
+
 # Configure ssh
 echo "Configuring ssh ..."
 sed -i -e "s|^[# ]*StrictHostKeyChecking.*$|    StrictHostKeyChecking no|" /etc/ssh/ssh_config
@@ -111,3 +110,7 @@ autorestart=true
 stdout_logfile=${SALT_LOGS_DIR}/supervisor/%(program_name)s.log
 stderr_logfile=${SALT_LOGS_DIR}/supervisor/%(program_name)s.log
 EOF
+
+# purge build dependencies and cleanup apt
+DEBIAN_FRONTEND=noninteractive apt-get clean --yes
+rm -rf /var/lib/apt/lists/*