Generalized config parameters

Dockerfile

@@ -18,7 +18,7 @@ EXPOSE 9222
 ADD start.sh import_cert.sh /usr/bin/
 
 VOLUME /data
-ENV HOME=/data PROXY=proxy:8080
+ENV HOME=/data DEBUG_ADDRESS=0.0.0.0 DEBUG_PORT=9222
 
 CMD ["/usr/bin/start.sh"]
 

README.md

@@ -1,4 +1,4 @@
 # docker-chrome-headless
 
-docker run -it --rm -p=0.0.0.0:9222:9222 --name=chrome-headless -e "PROXY=localhost:8080" -v /tmp/chromedata/:/data norsknettarkiv/chrome-headless
+docker run -it --rm -p=0.0.0.0:9222:9222 --name=chrome-headless -e "CHROME_OPTS=--proxy-server=localhost:8080" -v /tmp/chromedata/:/data norsknettarkiv/chrome-headless
 

start.sh

@@ -3,16 +3,12 @@
 # Run the NSSDB updating utility in background
 import_cert.sh $HOME &
 
+CHROME_ARGS="--disable-gpu --headless --no-sandbox --remote-debugging-address=$DEBUG_ADDRESS --remote-debugging-port=$DEBUG_PORT --user-data-dir=/data"
+
+if [ -n "$CHROME_OPTS" ]; then
+  CHROME_ARGS="${CHROME_ARGS} ${CHROME_OPTS}"
+fi
+
 # Start Chrome
-exec /usr/bin/google-chrome-unstable \
-       --disable-gpu \
-       --headless \
-       --ignore-certificate-errors \
-       --disable-web-security \
-       --allow-running-insecure-content \
-       --proxy-server=$PROXY \
-       --remote-debugging-address=0.0.0.0 \
-       --remote-debugging-port=9222 \
-       --user-data-dir=/data \
-       --no-sandbox
+exec sh -c "/usr/bin/google-chrome-unstable $CHROME_ARGS"