From b9dc56d85aba63abd7e536d2344f908dd83d806e Mon Sep 17 00:00:00 2001
From: sergystepanov <SergyStepanov@gmail.com>
Date: Wed, 16 Sep 2020 18:26:06 +0300
Subject: [PATCH] Add initial xvfb system dependency for OpenGL cores support
 in the cloud environment (#226)

---
 Dockerfile         |  5 ++++-
 README.md          | 14 ++++++++------
 docker-compose.yml |  5 ++++-
 3 files changed, 16 insertions(+), 8 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index d5b30d24..620b4dd9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -35,12 +35,15 @@ RUN apt-get update && apt-get install -y \
     libopusfile0 \
     libsdl2-2.0-0 \
     libgl1-mesa-glx \
+    xvfb \
   && rm -rf /var/lib/apt/lists/*
 
 COPY --from=build ${BUILD_PATH}/bin/ ./
 # it assumed there are only binary files yet
 RUN cp -s $(pwd)/* /usr/local/bin
 COPY web ./web
-COPY assets/emulator/libretro/cores/*.so ./assets/emulator/libretro/cores/
+COPY assets/emulator/libretro/cores/*.so \
+     assets/emulator/libretro/cores/*.cfg \
+     ./assets/emulator/libretro/cores/
 
 EXPOSE 8000 9000 3478/tcp 3478/udp
diff --git a/README.md b/README.md
index d23217a3..6486e0e3 100644
--- a/README.md
+++ b/README.md
@@ -3,9 +3,9 @@
 [![Build](https://github.com/giongto35/cloud-game/workflows/build/badge.svg)](https://github.com/giongto35/cloud-game/actions?query=workflow:build)
 [![Latest release](https://img.shields.io/github/v/release/giongto35/cloud-game.svg)](https://github.com/giongto35/cloud-game/releases/latest)
 
-**Open-source Cloud Gaming Service For Retro Games**  
-**Video demo**: https://www.youtube.com/watch?v=GUBrJGAxZZg  
-**Technical wrapup**: https://webrtchacks.com/open-source-cloud-gaming-with-webrtc/  
+**Open-source Cloud Gaming Service For Retro Games**
+**Video demo**: https://www.youtube.com/watch?v=GUBrJGAxZZg
+**Technical wrapup**: https://webrtchacks.com/open-source-cloud-gaming-with-webrtc/
 **CloudMorph**: [https://github.com/giongto35/cloud-morph](https://github.com/giongto35/cloud-morph): My current focus on generic solution for cloudgaming
 
 ## Introduction
@@ -17,7 +17,7 @@ Theoretically, in cloud gaming, games are run on remote servers and media are st
 **(Currently, I'm working on [CloudMorph](https://github.com/giongto35/cloud-morph): It offers more generic solution to run any offline games/application on browser in Cloud Gaming approach: [https://github.com/giongto35/cloud-morph](https://github.com/giongto35/cloud-morph))**
 
 ## Try the service at
-Single play: **[http://cloudretro.io](http://cloudretro.io)**  
+Single play: **[http://cloudretro.io](http://cloudretro.io)**
 Direct play an existing game: **[Pokemon Emerald](https://cloudretro.io/?id=4a5073a4b05ad0fe___Pokemon%20-%20Emerald%20Version%20(U))**
 
 \*In ideal network condition and less resource contention on servers, the game will run smoothly as in the video demo. Because I only hosted the platform on limited servers in US East, US West, Eu, Singapore, you may experience some latency issues + connection problem. You can try hosting the service following the instruction the next section to have a better sense of performance.
@@ -63,6 +63,8 @@ Because the coordinator and workers need to run simultaneously. Workers connect
   * `go run cmd/coordinator/main.go` - spawn coordinator
   * `go run cmd/worker/main.go --coordinatorhost localhost:8000` - spawn workers connecting to coordinator
 
+__Additionally, you may install and configure an `X Server` display in order to be able to run OpenGL cores.__
+
 ## Run with Docker
 
 In case if you want to run the app as a Docker container,
@@ -114,9 +116,9 @@ We are very much thankful to everyone who contributes to the project:
 
 ## Author
 
-Nguyen Huu Thanh  
+Nguyen Huu Thanh
 https://www.linkedin.com/in/huuthanhnguyen/
 
-Tri Dang Minh  
+Tri Dang Minh
 https://trich.im
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 6916bdda..c970b718 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,8 +6,11 @@ services:
     image: cloud-game-local
     container_name: cloud-game-local
     privileged: true
+    environment:
+      - DISPLAY=:0
+    # network_mode: "host"
     command: >
-      bash -c "coordinator --v=5 & worker --coordinatorhost localhost:8000"
+      bash -c "coordinator --v=5 & xvfb-run -s '-screen 0 1x1x24' worker --coordinatorhost localhost:8000"
     ports:
       - "8000:8000"
       - "9000:9000"