Re-format to reduce image file by 50%

other/bootstrap_daemon/docker/Dockerfile

@@ -1,7 +1,8 @@
 FROM debian:jessie
 
-# get all deps
-RUN apt-get update && apt-get install -y \
+WORKDIR /tmp/tox
+
+RUN export BUILD_PACKAGES="\
       build-essential \
       libtool \
       autotools-dev \
@@ -11,42 +12,45 @@ RUN apt-get update && apt-get install -y \
       git \
       yasm \
       libsodium-dev \
+      python3" && \
+    export RUNTIME_PACKAGES="\
       libconfig-dev \
-      python3 \
-    && apt-get clean \
-    && rm -rf /var/lib/apt/lists/*
-
+      libsodium13" && \
+# get all deps
+    apt-get update && apt-get install -y $BUILD_PACKAGES $RUNTIME_PACKAGES && \
 # install toxcore and daemon
-WORKDIR /root/
-RUN git clone https://github.com/irungentoo/toxcore
-WORKDIR /root/toxcore/
-RUN ./autogen.sh
-RUN ./configure --enable-daemon
-RUN make -j`nproc`
-RUN make install -j`nproc`
-RUN ldconfig
-
-WORKDIR /root/toxcore/other/bootstrap_daemon/
-
+    git clone https://github.com/irungentoo/toxcore && \
+    cd toxcore && \
+    ./autogen.sh && \
+    ./configure --enable-daemon && \
+    make -j`nproc` && \
+    make install -j`nproc` && \
+    ldconfig && \
 # add new user
-RUN useradd --home-dir /var/lib/tox-bootstrapd --create-home \
+    useradd --home-dir /var/lib/tox-bootstrapd --create-home \
       --system --shell /sbin/nologin \
       --comment "Account to run Tox's DHT bootstrap daemon" \
-      --user-group tox-bootstrapd
-RUN chmod 700 /var/lib/tox-bootstrapd
-
-RUN cp tox-bootstrapd.conf /etc/tox-bootstrapd.conf
-
+      --user-group tox-bootstrapd && \
+    chmod 700 /var/lib/tox-bootstrapd && \
+    cp other/bootstrap_daemon/tox-bootstrapd.conf /etc/tox-bootstrapd.conf && \
 # remove all the example bootstrap nodes from the config file
-RUN N=-1 && \
+    N=-1 && \
     while grep -q "bootstrap_nodes =" /etc/tox-bootstrapd.conf; \
     do \
-      head -n $N tox-bootstrapd.conf > /etc/tox-bootstrapd.conf; \
+      head -n $N other/bootstrap_daemon/tox-bootstrapd.conf > /etc/tox-bootstrapd.conf; \
       N=$((N-1)); \
-    done
-
+    done && \
 # add bootstrap nodes from https://nodes.tox.chat/
-RUN python3 docker/get-nodes.py >> /etc/tox-bootstrapd.conf
+    python3 other/bootstrap_daemon/docker/get-nodes.py >> /etc/tox-bootstrapd.conf && \
+    export AUTO_ADDED_PACKAGES="$(apt-mark showauto)" && \
+    apt-get remove --purge -y $BUILD_PACKAGES $AUTO_ADDED_PACKAGES && \
+    apt-get install -y $RUNTIME_PACKAGES && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    cd / && \
+    rm -rf /tmp/*
+
+WORKDIR /
 
 USER tox-bootstrapd