Rancher is an open-source platform for managing and orchestrating containerized workloads. To get started with Rancher, you need to download the Rancher server. To do this, open a terminal window and run the following command:
curl -sfL https://github.com/rancher/rancher/releases/download/v2.4.5/rancher-linux-amd64-v2.4.5.tar.gz | tar -xzThis will download the Rancher server and extract it into the current directory. Once the download is complete, you can move the Rancher server to the desired location. For example, to move it to the /opt directory, run the following command:
mv rancher-v2.4.5 /opt/rancherNow that the Rancher server is downloaded and installed, you can proceed to the next step of configuring the Rancher server.
Installing the Rancher Server is a straightforward process. First, download the Rancher Server from the official website here. Once the download is complete, unzip the file and run the following command in the terminal:
sudo docker run -d --restart=unless-stopped -p 80:80 -p 443:443 rancher/rancher:latestThis command will install the Rancher Server on your system. Once the installation is complete, you can access the Rancher Server by navigating to the URL https://localhost in your browser. You will be prompted to enter a username and password to access the Rancher Server.
Now that you have installed the Rancher Server, it's time to configure it. To do this, you need to access the Rancher Server's web interface. To do this, open a web browser and enter the IP address of the Rancher Server. You will be presented with a login page. Enter the username and password you created during the installation process. Once you are logged in, you will be presented with the Rancher Server's dashboard. Here you can configure the server's settings, such as the hostname, network settings, and authentication settings. You can also add additional nodes to the cluster, and configure the cluster's resources. Once you have configured the server, you can launch the Rancher Server. To do this, open a terminal window and enter the following command:
$ rancher up
This will launch the Rancher Server and start the orchestration process. Once the server is running, you can test it by accessing the web interface again. You should now be able to see the nodes in the cluster, and the resources they are using. You can also monitor the server's performance by using the Rancher Server's built-in monitoring tools. This will allow you to keep an eye on the server's performance and make sure it is running optimally.
Once you have installed and configured the Rancher Server, you can launch it. To do this, open a terminal window and enter the following command: sudo docker run -d --restart=unless-stopped -p 80:80 -p 443:443 rancher/rancher:latest. This will start the Rancher Server in the background. You can then access the Rancher Server by navigating to https://localhost in your web browser. You should see the Rancher Server login page.
Once you have logged in, you can start using the Rancher Server to manage your containers. You can use the Rancher Server to deploy, scale, and monitor your containers. You can also use the Rancher Server to manage your container clusters and to set up automated deployment pipelines.
To test the Rancher Server, you can deploy a sample application. To do this, open the Rancher Server dashboard and click on the "Deploy" button. You will then be prompted to select a sample application. Select the sample application of your choice and click "Deploy". The Rancher Server will then deploy the application and you can monitor its progress in the dashboard.
Once you have installed and configured the Rancher Server, you can now test it to make sure it is working properly. To do this, you will need to launch the Rancher Server and then use the command line to test it. To launch the Rancher Server, you will need to run the following command:
sudo docker run -d --restart=unless-stopped -p 80:80 -p 443:443 rancher/rancher:latestOnce the Rancher Server is launched, you can use the command line to test it. To do this, you will need to run the following command:
curl -k https://localhost/pingIf the command returns a “pong” response, then the Rancher Server is working properly. You can also use the command line to monitor the Rancher Server. To do this, you will need to run the following command:
sudo docker stats --no-streamThis command will show you the current status of the Rancher Server, including the number of containers running, the CPU and memory usage, and the network traffic. You can also use the Rancher Monitoring feature to monitor the Rancher Server in real-time. This feature will allow you to view the performance of the Rancher Server in a graphical format.
Once you have installed and configured Rancher, you can monitor the server to ensure that it is running properly. To do this, you can use the Rancher API to query the server for its status. You can also use the Rancher UI to view the server's status and logs. Additionally, you can use the Rancher CLI to check the server's health and performance.
To monitor the server using the Rancher API, you can use the rancher-cli command to query the server for its status. For example, you can use the rancher-cli status command to view the server's status. You can also use the rancher-cli logs command to view the server's logs.
To monitor the server using the Rancher UI, you can log in to the Rancher UI and view the server's status and logs. You can also use the Rancher UI to view the server's performance metrics.
To monitor the server using the Rancher CLI, you can use the rancher-cli command to check the server's health and performance. For example, you can use the rancher-cli health command to view the server's health status. You can also use the rancher-cli performance command to view the server's performance metrics.
By monitoring the Rancher server, you can ensure that it is running properly and that it is performing optimally. This will help you to ensure that your applications are running smoothly and efficiently.