vishal815 · sk0990670 · Aug 22, 2024 · Aug 22, 2024 · Aug 22, 2024 · Aug 27, 2024
diff --git a/README.md b/README.md
@@ -162,5 +162,179 @@ Congratulations! Your Puppet Master and Puppet Agent are now set up and running.
 
 ![chef-vs-puppet-vs-ansible-what-are-the-differences-it-infographic](https://github.com/vishal815/Puppet_Master_and_Puppet_slave_setup_on_AWS/assets/83393190/f3cf14d2-e39e-49ad-b514-634a8b475099)
 
-Happy learning!
+# script and instructions for setting up a Puppet manifest on the Master node and applying it on the Slave node. Here's a cleaned-up version of your instructions:
+
+### Master Node:
+
+1. **Navigate to the Puppet directory:**
+   ```bash
+   cd /etc/puppetlabs
+   ```
+
+2. **List the contents:**
+   ```bash
+   ls
+   ```
+
+3. **Navigate to the code directory:**
+   ```bash
+   cd code
+   ```
+
+4. **List the contents:**
+   ```bash
+   ls
+   ```
+
+5. **Create the necessary directories:**
+   ```bash
+   sudo mkdir -p environments/production/manifests/
+   ```
+
+6. **Navigate to the manifests directory:**
+   ```bash
+   cd environments/production/manifests/
+   ```
+
+7. **Create a new manifest file (`site.pp`):**
+   ```bash
+   sudo nano site.pp
+   ```
+
+8. **Add the following content to the `site.pp` file:**
+   ```puppet
+   node default {
+       # 1st resource: Install Nginx
+       package { 'nginx':
+           ensure => installed,
+       }
+
+       # 2nd resource: Create a status file
+       file { '/tmp/status.txt':
+           content => 'Nginx has been installed successfully',
+           mode    => '0644',
+       }
+   }
+   ```
+
+9. **Save and exit the editor:**
+   - Press `Ctrl + X` to exit.
+   - Press `Y` to confirm saving.
+   - Press `Enter` to save the file with the same name.
+
+### Slave Node:
+
+1. **Apply the Puppet catalog:**
+   ```bash
+   sudo /opt/puppetlabs/bin/puppet agent --test
+   ```
+
+2. **Verify Nginx installation:**
+   - Copy the public IP of the slave node.
+   - Open a web browser and paste the IP.
+   - Hit `Enter` to check if it shows the Nginx default page.
+
+3. **Check the content of the status file:**
+   ```bash
+   cat /tmp/status.txt
+   ```
+   - It should display: `Nginx has been installed successfully`.
+
+This should guide you through setting up your Puppet manifest and verifying its application on the slave node.
+
+# an example of a simple Puppet module that manages the installation and configuration of the Apache web server on a Linux system.
+
+### On the Puppet Master Server
+
+1. **Create the Module Directory Structure**:
+   ```bash
+   sudo mkdir -p /etc/puppetlabs/code/environments/production/modules/apache_example/{manifests,templates}
+   ```
+
+2. **Create the `init.pp` Manifest**:
+   ```bash
+   sudo nano /etc/puppetlabs/code/environments/production/modules/apache_example/manifests/init.pp
+   ```
+
+   Add the following content:
+   ```puppet
+   class apache_example {
+     package { 'apache2':
+       ensure => 'installed',
+     }
+
+     service { 'apache2':
+       ensure    => 'running',
+       enable    => true,
+       require   => Package['apache2'],
+     }
+
+     file { '/var/www/html/index.html':
+       ensure  => 'file',
+       content => template('apache_example/index.html.erb'),
+       require => Package['apache2'],
+     }
+   }
+   ```
+
+3. **Create the `index.html.erb` Template**:
+   ```bash
+   sudo nano /etc/puppetlabs/code/environments/production/modules/apache_example/templates/index.html.erb
+   ```
+
+   Add the following content:
+   ```html
+   <html>
+   <head>
+     <title>Welcome to Apache on <%= @hostname %></title>
+   </head>
+   <body>
+     <h1>Hello from Puppet-managed Apache on <%= @hostname %>!</h1>
+   </body>
+   </html>
+   ```
+
+4. **Edit the Site Manifest (`site.pp`)**:
+   ```bash
+   sudo nano /etc/puppetlabs/code/environments/production/manifests/site.pp
+   ```
+
+   Add the following node definition:
+   ```puppet
+   node 'your_slave_node_fqdn' {
+     include apache_example
+   }
+   ```
+
+   Replace `your_slave_node_fqdn` with the actual FQDN of your Puppet Agent (Slave) node.
+
+### On the Puppet Agent (Slave) Server
+
+1. **Run Puppet Agent to Apply Configuration**:
+   After making changes on the Puppet Master, SSH into the Puppet Agent (Slave) node and run:
+
+   ```bash
+   sudo /opt/puppetlabs/bin/puppet agent --test
+   ```
+
+   This command will:
+   - Connect the agent to the Puppet Master.
+   - Fetch the catalog that includes the `apache_example` module.
+   - Apply the configuration, which includes installing Apache, starting the Apache service, and creating a custom `index.html` file.
+
+### Verification
+
+1. **Check the Apache Service**:
+   Ensure that Apache is running on the Puppet Agent node:
+
+   ```bash
+   sudo systemctl status apache2
+   ```
+
+2. **Verify the Web Page**:
+   Open a web browser and navigate to the IP address or domain of the Puppet Agent node (e.g., `http://<your_slave_node_ip>`). You should see the custom welcome page with the message "Hello from Puppet-managed Apache on [hostname]!".
+
+
+
+