Create docker image and compose file

Dockerfile

+FROM golang:1.13 AS builder
+MAINTAINER opl@deichman.no
+WORKDIR /app
+COPY kohaprinter.* .
+RUN CGO_ENABLED=0 go build -o kohaprinter
+
+
+FROM debian:testing
+
+# Install Packages (basic tools, cups, basic drivers, HP drivers)
+RUN apt-get update &&\
+    dpkg --add-architecture i386 &&\
+    apt-get install -y \
+    sudo whois cups cups-client cups-bsd cups-filters foomatic-db-compressed-ppds printer-driver-all openprinting-ppds \
+    hpijs-ppds hp-ppd hplip smbclient &&\
+    apt-get clean
+
+# Add user and disable sudo password checking
+RUN useradd --groups=sudo,lp,lpadmin --create-home --home-dir=/home/print --shell=/bin/bash --password=$(mkpasswd print) print &&\
+  sed -i '/%sudo[[:space:]]/ s/ALL[[:space:]]*$/NOPASSWD:ALL/' /etc/sudoers
+
+# Kohaprinter backend and extra cups drivers
+COPY --from=builder /app/kohaprinter /usr/lib/cups/backend/
+COPY drivers /
+COPY config/ /etc/cups/
+RUN chown .lp /etc/cups/ppd/*.ppd
+# RUN dpkg -i --force-architecture ql720nwlpr-1.0.1-1.i386.deb
+#     dpkg -i --force-architecture ql720nwcupswrapper-1.0.1-1.i386.deb
+#     cp /usr/lib/cups/filter/brlpdwrapper* /usr/lib64/cups/filter
+#     cp /usr/lib/cups/filter/brlpdwrapper* /usr/lib64/cups/filter
+
+# Extra ppds
+#COPY ./ppd/* /usr/share/cups/model/
+
+
+# Configure the service's to be reachable
+# RUN /usr/sbin/cupsd &&\
+#   while [ ! -f /var/run/cups/cupsd.pid ]; do sleep 1; done &&\
+#   cupsctl --remote-admin --share-printers &&\
+#   kill $(cat /var/run/cups/cupsd.pid)
+
+RUN dpkg -i --force-all --force-architecture /ql720nwpdrv-3.1.5-0.i386.deb && apt-get clean &&\
+    rm -rf /var/lib/apt/lists/*
+
+COPY startCups.sh /
+CMD ["/startCups.sh"]
\ No newline at end of file

docker-compose.yml

+version: "3.5"
+
+networks:
+  kohaprinter:
+    driver: bridge
+
+volumes:
+  rqlite_data: {}
+
+services:
+  cups:
+    image: cups:latest
+    container_name: cups
+    build:
+      context: .
+    ports:
+      - "631:631"
+    volumes:
+      - /var/run/dbus:/var/run/dbus
+      - ./config:/etc/cups
+    networks:
+      - kohaprinter
+
+  athena:
+    container_name: athenapdf
+    image: arachnysdocker/athenapdf-service:latest
+    networks:
+      - kohaprinter
+    ports:
+      - "8089:8080"
+    volumes:
+      - "rqlite_data:/data"
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "1m"
+        max-file: "2"

startCups.sh

+#!/usr/bin/env bash
+pid=0
+
+# SIGUSR1-handler
+my_handler() {
+  echo "my_handler"
+}
+
+# SIGTERM-handler
+term_handler() {
+  if [ $pid -ne 0 ]; then
+    kill -SIGTERM "$pid"
+    wait "$pid"
+  fi
+  exit 143; # 128 + 15 -- SIGTERM
+}
+
+# setup handlers
+trap 'kill ${!}; my_handler' SIGUSR1
+trap 'kill ${!}; term_handler' SIGTERM
+trap 'kill ${!}; term_handler' SIGINT
+
+# run application
+/usr/sbin/cupsd -f &
+pid="$!"
+
+# wait forever
+while true
+do
+  tail -f /dev/null & wait ${!}
+done