initial commit

README.md

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+# chrome-docker
+
+    A dockerfile that is based on Ubuntu image that can run standalone chrome which can be opened via vnc.

docker-compose.yaml

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+version: "3.0"
+
+services:
+    chrome:
+      build:
+        context: .
+      container_name: chrome-ubuntu
+      ports: 
+        - 5900:5900
+      privileged: true
+      user: apps
+      environment: 
+        - VNC_SERVER_PASSWORD=1234

dockerfile

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+FROM ubuntu:18.04
+
+RUN apt-get update; apt-get clean
+
+# Add a user for running applications.
+RUN useradd apps
+RUN mkdir -p /home/apps && chown apps:apps /home/apps
+
+# Install x11vnc.
+RUN apt-get install -y x11vnc
+
+# Install xvfb.
+RUN apt-get install -y xvfb
+
+# Install fluxbox.
+RUN apt-get install -y fluxbox
+
+# Install wget.
+RUN apt-get install -y wget
+
+# Install wmctrl.
+RUN apt-get install -y wmctrl
+
+# Install gnupg.
+RUN apt-get install -y gnupg
+
+# Set the Chrome repo.
+RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+    && echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list
+
+# Install Chrome.
+RUN apt-get update && apt-get -y install google-chrome-stable
+
+COPY entrypoint.sh /
+
+CMD '/entrypoint.sh'

entrypoint.sh

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+#!/bin/bash
+
+# Based on: http://www.richud.com/wiki/Ubuntu_Fluxbox_GUI_with_x11vnc_and_Xvfb
+
+readonly G_LOG_I='[INFO]'
+readonly G_LOG_W='[WARN]'
+readonly G_LOG_E='[ERROR]'
+
+main() {
+    launch_xvfb
+    launch_window_manager
+    run_vnc_server
+}
+
+launch_xvfb() {
+    # Set defaults if the user did not specify envs.
+    export DISPLAY=${XVFB_DISPLAY:-:1}
+    local screen=${XVFB_SCREEN:-0}
+    local resolution=${XVFB_RESOLUTION:-1280x1024x24}
+    local timeout=${XVFB_TIMEOUT:-5}
+
+    # Start and wait for either Xvfb to be fully up or we hit the timeout.
+    Xvfb ${DISPLAY} -screen ${screen} ${resolution} &
+    local loopCount=0
+    until xdpyinfo -display ${DISPLAY} > /dev/null 2>&1
+    do
+        loopCount=$((loopCount+1))
+        sleep 1
+        if [ ${loopCount} -gt ${timeout} ]
+        then
+            echo "${G_LOG_E} xvfb failed to start."
+            exit 1
+        fi
+    done
+}
+
+launch_window_manager() {
+    local timeout=${XVFB_TIMEOUT:-5}
+
+    # Start and wait for either fluxbox to be fully up or we hit the timeout.
+    fluxbox &
+    local loopCount=0
+    until wmctrl -m > /dev/null 2>&1
+    do
+        loopCount=$((loopCount+1))
+        sleep 1
+        if [ ${loopCount} -gt ${timeout} ]
+        then
+            echo "${G_LOG_E} fluxbox failed to start."
+            exit 1
+        fi
+    done
+}
+
+run_vnc_server() {
+    local passwordArgument='-nopw'
+
+    if [ -n "${VNC_SERVER_PASSWORD}" ]
+    then
+        local passwordFilePath="${HOME}/x11vnc.pass"
+        if ! x11vnc -storepasswd "${VNC_SERVER_PASSWORD}" "${passwordFilePath}"
+        then
+            echo "${G_LOG_E} Failed to store x11vnc password."
+            exit 1
+        fi
+        passwordArgument=-"-rfbauth ${passwordFilePath}"
+        echo "${G_LOG_I} The VNC server will ask for a password."
+    else
+        echo "${G_LOG_W} The VNC server will NOT ask for a password."
+    fi
+
+    x11vnc -display ${DISPLAY} -forever ${passwordArgument} &
+    wait $!
+}
+
+control_c() {
+    echo ""
+    exit
+}
+
+trap control_c SIGINT SIGTERM SIGHUP
+
+main
+
+exit