Bash script for updating Go

go-update

#!/bin/bash

# Check if the version argument is provided
if [ $# -ne 1 ]; then
  echo "Usage: $0 <go_version>"
  exit 1
fi

# Version number provided as an argument
version="$1"

# URL of the file to download
url="https://go.dev/dl/go$version.linux-amd64.tar.gz"

# Directory to store the downloaded file
download_dir="/tmp"

# Ensure the download directory exists
mkdir -p $download_dir

# Download the file
echo "Downloading $url..."
if ! curl -o "$download_dir/go$version.linux-amd64.tar.gz" -L "$url"; then
  echo "Failed to download the file. Exiting."
  exit 1
fi

# Remove the existing Go installation
echo "Removing existing Go installation..."
sudo rm -rf /usr/local/go

# Extract the downloaded archive to /usr/local
echo "Extracting the downloaded file to /usr/local..."
sudo tar -C /usr/local -xzf "$download_dir/go$version.linux-amd64.tar.gz"

# Check if the extraction was successful
if [ $? -eq 0 ]; then
  echo "Go $version has been successfully installed."
else
  echo "Failed to install Go. Please check the download and extraction process."
  exit 1
fi