Add docker-compose to pion-to-pion example

Docker-compose allows people to run the example faster.

Resolves #192

README.md

@@ -82,6 +82,7 @@ Check out the **[contributing wiki](https://github.com/pions/webrtc/wiki/Contrib
 * [Max Hawkins](https://github.com/maxhawkins) - *RTCP*
 * [Justin Okamoto](https://github.com/justinokamoto) - *Fix Docs*
 * [leeoxiang](https://github.com/notedit) - *Implement Janus examples*
+* [Denis](https://github.com/Hixon10) - *Adding docker-compose to pion-to-pion example*
 
 ### License
 MIT License - see [LICENSE.md](LICENSE.md) for full text

examples/pion-to-pion/README.md

@@ -16,4 +16,11 @@ go install github.com/pions/webrtc/examples/pion-to-pion/offer
 offer
 ```
 
-You should see them connect and start to exchange messages.
+You should see them connect and start to exchange messages.
+
+## You can use Docker-compose to start this example:
+```sh
+docker-compose up -d
+```
+
+Now, you can see message exchanging, using `docker logs`.

examples/pion-to-pion/answer/Dockerfile

@@ -0,0 +1,15 @@
+FROM golang:1.11
+
+COPY . /go/src/pion-to-pion/answer
+WORKDIR /go/src/pion-to-pion
+
+RUN apt-get update && apt-get install -y \
+  libssl-dev
+
+RUN go get -u github.com/pions/webrtc
+
+RUN go install -v ./...
+
+CMD ["answer"]
+
+EXPOSE 50000

examples/pion-to-pion/docker-compose.yml

@@ -0,0 +1,19 @@
+version: '3'
+services:
+  answer:
+    container_name: answer
+    build: ./answer
+    hostname: answer
+    restart: always   
+    ports:
+      - 50000:50000
+    network_mode: "host"      
+
+  offer:
+    depends_on:  
+      - answer
+    container_name: offer
+    build: ./offer
+    hostname: offer
+    restart: always
+    network_mode: "host"

examples/pion-to-pion/offer/Dockerfile

@@ -0,0 +1,13 @@
+FROM golang:1.11
+
+COPY . /go/src/pion-to-pion/offer
+WORKDIR /go/src/pion-to-pion
+
+RUN apt-get update && apt-get install -y \
+  libssl-dev
+
+RUN go get -u github.com/pions/webrtc
+
+RUN go install -v ./...
+
+CMD ["offer"]