fix: fixed "Failed to connect to socket /run/dbus/system_bus_socket: …

…No such file or directory"

Refs: #60

Dockerfile

@@ -4,7 +4,7 @@ LABEL maintainer="SBB Polarion Team <polarion-opensource@sbb.ch>"
 ARG APP_IMAGE_VERSION
 
 RUN apt-get update && \
-    apt-get --yes --no-install-recommends install chromium fonts-dejavu fonts-liberation libpango-1.0-0 libpangoft2-1.0-0 python3-brotli python3-cffi && \
+    apt-get --yes --no-install-recommends install chromium dbus fonts-dejavu fonts-liberation libpango-1.0-0 libpangoft2-1.0-0 python3-brotli python3-cffi vim && \
     apt-get clean autoclean && \
     apt-get --yes autoremove && \
     rm -rf /var/lib/apt/lists/*
@@ -21,4 +21,7 @@ RUN pip install --no-cache-dir -r ${WORKING_DIR}/requirements.txt
 
 COPY ./app/*.py ${WORKING_DIR}/app/
 
-ENTRYPOINT [ "python", "app/WeasyprintServiceApplication.py" ]
+COPY entrypoint.sh ${WORKING_DIR}/entrypoint.sh
+RUN chmod +x ${WORKING_DIR}/entrypoint.sh
+
+ENTRYPOINT [ "./entrypoint.sh" ]

entrypoint.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+if ! pgrep -x 'dbus-daemon' > /dev/null; then
+    if [ -f /run/dbus/pid ]; then
+        rm /run/dbus/pid
+    fi
+    dbus-daemon --system --fork;
+fi
+
+python app/WeasyprintServiceApplication.py &
+
+wait -n
+
+exit $?