ROS-tools

Set of Scripts required to install and use ros

Install Ubuntu 20.04 Focal Version

Refer Wolf-Bot link to understand and install Ubuntu for Wolf. The below script installs ROS Noetic version and can only be installed on a compatible Ubuntu Version

Installing ROS Noetic on Ubuntu 20.04.x (Focal Fossa)

install_ros_noetic.sh

Install Script

Install script for installing ROS Noetic on Ubuntu 20 Platform

To install do the following from your command prompt:

sudo apt-get update
sudo apt-get upgrade
wget https://raw.githubusercontent.com/VEEROBOT/ROS-tools/main/install_ros_noetic.sh
chmod 755 ./install_ros_noetic.sh 
bash ./install_ros_noetic.sh
source ~/.bashrc

If rosversion says unknown, make sure you have typed the last line to source the bashrc file. After that it should say Noetic

If the above install fails, please refer to official install guide : http://wiki.ros.org/noetic/Installation/Ubuntu

Uninstall Script

Uninstall script for ROS Noetic and ROS Dependancies

sudo wget https://raw.githubusercontent.com/VEEROBOT/ROS-tools/main/uninstall_ros_noetic.sh
sudo chmod +x ./uninstall_ros_noetic.sh
bash ./uninstall_ros_noetic.sh

Now delete last two sourcing lines from .bashrc file. If not removed, it throws error that /opt... not found

Install these ROS Packages if required

$ sudo apt-get install ros-noetic-joy ros-noetic-teleop-twist-joy \
  ros-noetic-teleop-twist-keyboard ros-noetic-laser-proc \
  ros-noetic-rgbd-launch ros-noetic-depthimage-to-laserscan \
  ros-noetic-rosserial-arduino ros-noetic-rosserial-python \
  ros-noetic-rosserial-server ros-noetic-rosserial-client \
  ros-noetic-rosserial-msgs ros-noetic-amcl ros-noetic-map-server \
  ros-noetic-move-base ros-noetic-urdf ros-noetic-xacro \
  ros-noetic-compressed-image-transport ros-noetic-rqt* \
  ros-noetic-gmapping ros-noetic-navigation ros-noetic-interactive-markers

Test run : Enter below commands on three different terminals

roscore
rosrun roscpp_tutorials talker
rosrun roscpp_tutorials listener

If roscpp_tutorials is not installed, use sudo apt-get install ros-noetic-roscpp-tutorials to install roscpp-tutorials for noetic

Optional - Network Configuration

Edit .bashrc file to change the IP to default IP address assigned to ROS MASTER Connect PC to a WiFi network and find the assigned IP address with the command below ifconfig or ip addr show Open the file and update the ROS IP settings with the command below from home folder nano ~/.bashrc or vi ~/.bashrc Modify the address of localhost in the ROS_MASTER_URI and ROS_HOSTNAME with the IP address acquired from the above terminal window. Add the details at the end of the file. Use CTRL + END or ALT + / or move the cursor line by line to end of file

export ROS_MASTER_URI = http://<ipaddress_from_above>:11311
export ROS_HOSTNAME = <ipaddress>

Source the bashrc with below command

source ~/.bashrc