golang yum source installation

Golang is an open source programming language. Its emergence greatly simplifies programming work and improves program efficiency. Many users want to install Golang on their Linux systems, but the installation process is not very simple. In this article, we will introduce how to install Golang through yum source on CentOS system, and provide detailed steps and precautions.

Step 1: Update the system

Before installing Golang through the yum source, you should update your CentOS system to ensure that all software packages and programs are the latest versions. Update your system using the following command:

sudo yum update

Step 2: Install EPEL source

In order to use yum source to install Golang, you need to install EPEL source first. The EPEL repository is an additional repository that provides some packages outside of the official CentOS repository. Use the following command to install EPEL source:

sudo yum install epel-release

Step 3: Add yum source

To add Golang official yum source, you can use the following command:

sudo tee /etc/yum.repos.d/go.repo <<-'EOF'
[go]
name=Go
baseurl=https://download.go.cd/yum/el/$releasever/
enabled=1
gpgcheck=1
gpgkey=https://download.go.cd/GOCD-GPG-KEY.asc
EOF

Step 4: Install Golang

Now, you can use the following command to install Golang:

sudo yum install golang

This completes the installation of Golang.

Step 5: Set environment variables

When Golang is installed, you need to set environment variables to work correctly. At the same time, you need to add the installation path of Golang to the PATH variable. However, on CentOS 7, if you are using the sudo user, you will need to switch to the root user first to complete this process. You can use the following command to do this:

sudo su -

Under the root user, you can use the following command to set the Golang environment variables:

export PATH=$PATH:/usr/local/go/bin

Next, you need to add this command to /etc/profile.d/golang.shIn the file:

echo 'export PATH=$PATH:/usr/local/go/bin' > /etc/profile.d/golang.sh

Step 6: Verify installation

After completing the above steps, you can use the following command to verify whether Golang Correctly installed:

go version

If you see the following output, it means you have successfully installed Golang:

go version go1.15.7 linux/amd64

Notes:

• Before installing Golang, make sure Your system is connected to the internet and has access to Golang’s yum source.
• After installing Golang, you need to set environment variables before using Golang.
• When setting environment variables, you need to switch to the root user to complete this process.

Conclusion:

Golang is a convenient and powerful programming language. It can provide programmers with a simple way of working and improve the efficiency of program development. On CentOS systems, you can use the yum source to install Golang and configure and set it up according to the above steps. It is worth noting that before using Golang, you must ensure that the environment variables have been set correctly for correct work.

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