Added test

Dockerfile

@@ -2,7 +2,7 @@ FROM mhart/alpine-node:latest
 
 LABEL description "Run Google Chrome's Lighthouse Audit in the background"
 
-LABEL version="1.0.3"
+LABEL version="1.0.5"
 
 LABEL author="Matthias Winkelmann <m@matthi.coffee>"
 LABEL coffee.matthi.vcs-url="https://github.com/MatthiasWinkelmann/lighthouse-chromium-alpine-docker"
@@ -27,7 +27,8 @@ RUN apk -U --no-cache upgrade && \
         libx11\
         xorg-server\
         chromium\
-        ttf-opensans
+        ttf-opensans\
+        wait4ports
 #-----------------
 # Set ENV and change mode
 #-----------------
@@ -45,6 +46,8 @@ ENV GEOMETRY "$SCREEN_WIDTH""x""$SCREEN_HEIGHT""x""$SCREEN_DEPTH"
 
 RUN echo $TZ > /etc/timezone
 
+RUN rc-update add dbus default
+
 ADD lighthouse-chromium-xvfb.sh .
 ADD test.sh .
 RUN npm --global install yarn && yarn global add lighthouse

lighthouse-chromium-xvfb.sh

@@ -6,30 +6,44 @@ _kill_procs() {
   kill -TERM $xvfb
 }
 
-# Setup a trap to catch SIGTERM and relay it to child processes
-trap _kill_procs SIGTERM
+/usr/bin/dbus-uuidgen --ensure=/etc/machine-id
 
-XVFB_WHD=${XVFB_WHD:-1280x720x16}
+# We need to test if /var/run/dbus exists, since script will fail if it does not
 
-export DISPLAY=:99
+[ ! -e /var/run/dbus ] && mkdir /var/run/dbus
 
+start-stop-daemon --start --pidfile /var/run/dbus.pid --exec /usr/bin/dbus-daemon -- --system
+
+# Setup a trap to catch SIGTERM and relay it to child processes
+trap _kill_procs SIGTERM
+
+TMP_PROFILE_DIR=`mktemp -d -t chromium.XXXXXX`
+CHROME_DEBUGGING_PORT=9222
 
 # Start Xvfb
-dbus-run-session -- Xvfb :99 -ac -screen 0 $XVFB_WHD -nolisten tcp &
+Xvfb ${DISPLAY} -ac -screen 0 ${GEOMETRY} -nolisten tcp &
 
 xvfb=$!
 
 while [  1 -gt $xvfb  ]; do echo "waiting for Xvfb to start: $xvfb"; sleep 1; done
 
 echo "xvfb started"
 
-
-dbus-run-session -- /usr/bin/chromium-browser --no-sandbox --user-data-dir=$TMP_PROFILE_DIR --start-maximized --no-first-run --remote-debugging-port=9222 "about:blank" &
+echo "Starting chromium, with debugger on port $CHROME_DEBUGGING_POST"
+/usr/bin/chromium-browser \
+--no-sandbox \
+--user-data-dir=${TMP_PROFILE_DIR}  \
+--disable-webgl \
+--start-maximized \
+--remote-debugging-port=${CHROME_DEBUGGING_PORT} \
+--no-first-run "about:blank" &
 
 chromium=$!
 
-while [ 1 -gt $chromium ]; do echo "waiting for chromium to start"; sleep 1; done
+wait4ports tcp://127.0.0.1:$CHROME_DEBUGGING_PORT
 
 echo "chromium started"
 
-lighthouse --port=9222 --disable-webgl --skip-autolaunch --disable-cpu-throttling=true $@
+lighthouse --port=${CHROME_DEBUGGING_PORT} \
+   --skip-autolaunch \
+   --disable-cpu-throttling=true $@

test.sh

@@ -1,4 +1,5 @@
 #!/bin/sh
 
-/lighthouse/lighthouse-chromium-xvfb.sh --output-path=/tmp/test-report.html "https://matthi.coffee"
+./lighthouse-chromium-xvfb.sh --output-path=/tmp/test-report.html https://matthi.coffee
+
 grep -q "Best Practices" /tmp/test-report*