talker

ROS node created for learning purpose based on talker roscpp tutorials. An easy journey to discover ROS + Dockerfile + docker-compose. Talker node publish a std_msgs::String message to ROS system. Containers are organised as follows:

• roscore: starts roscore.
• talker: starts talker node using rosrun command.

Build Docker image

Building Docker image:

docker build -t ros:talker ..

Launch containers

Launching containers:

docker run -d --restart always --name talker --net rosnetwork --env ROS_MASTER_URI=http://roscore:11311 --env ROS_HOSTNAME=talker ros:talker
docker run -d --restart always --name roscore --net rosnetwork ros:melodic-ros-base roscore

Using docker-compose

Use docker-compose:

docker-compose up --build -d