(LAMP) Linux Apache MySQL Php Nginx and wordpress configuration script for CentOS & Ubuntu (Automation)

lampn.sh

#!/bin/bash

#Installing update
dist=`cat /etc/issue | awk 'NR==1{print $1}'`
  if [ "$dist" == "Ubuntu" ]; then
      apt-get -y update
      clear
      echo "Update Done..!"
      sleep 5
  elif [[ "$dist" == "CentOS" ]]; then
      yum -y update
      clear
      echo "Update Done..!"
      sleep 5        
  else
    echo "Suitable OS not found..!"
  fi

while true
do

echo Installation 
echo "press 1 to Install MySQL"
echo "press 2 to Install Apache"
echo "press 3 to Install php"
echo "press 4 to Install Wordpress"
echo "press 5 to Install nginx"
echo "6. Exit"
echo "Enter Input => "
read ans
case "$ans" in

1)  echo  "MySQL installaion starts"
    sleep 3
     dist=`cat /etc/issue | awk 'NR==1{print $1}'`
      if [ "$dist" == "Ubuntu" ]; then
          sudo apt-get install -y mysql-server
          sudo apt-get install -y mysql-client
          #mysql_secure_installation
          clear
          echo "MySQL installaion done..!"
          sleep 5
      elif [[ "$dist" == "CentOS" ]]; then
          sudo yum install -y mysql-server
          sudo service mysqld start
          clear
          sudo service mysqld status
          sleep 3
          clear
          sudo yum install -y mysql
          #mysql_secure_installation
          clear
          echo "MySQL installaion done..!"
          sleep 3
          sudo service mysqld stop
          sleep 2
          clear
          #Manual process during installation
          echo "Press Enter and give the following command to Flush Previlages"
          echo "<mysql>"
          echo "<FLUSH PRIVILEGES;>"
          echo "<ALTER USER 'root'@'localhost' IDENTIFIED BY 'password';>"
          sleep 10
          sudo mysqld_safe --skip-grant-tables &       
      else
        echo "Suitable OS not found..!"
      fi
    ;;
2)  echo  "Apache installaion starts"
    sleep 3
     dist=`cat /etc/issue | awk 'NR==1{print $1}'`
      if [ "$dist" == "Ubuntu" ]; then
          apt-get install -y apache2
          sleep 2
          echo "Apache2 has been installed"
          service apache2 status
          sleep 2
          #Creating Virtual Hosts 
          mkdir -p /var/www/html
          cd /var/www/html
          touch index.html
          echo "<h1> Welcome to Ubuntu index page..! </h1>" > index.html;
          echo "chech your bowser"
          #create new virtual host file in apache2 configuration directory
          read -p "Continue in creating virtual host (y/n)?" CONT
            if [ "$CONT" == "y" ]; then
              touch /etc/apache2/conf.d/helloworld.conf
              cd /etc/apache2/conf.d
              echo "<VirtualHost *:80>" > helloworld.conf
              echo "ServerAdmin root" >> helloworld.conf
              echo "ServerName helloworld.org" >> helloworld.conf
              echo "ServerAlias www.helloworld.org" >> helloworld.conf
              echo "DocumentRoot /var/www/html/" >> helloworld.conf
              echo "</VirtualHost>" >> helloworld.conf
            else
              echo "virtual host file in apache2 is not created";
            fi
          #Restart the apache service
          service apache2 restart
      elif [[ "$dist" == "CentOS" ]]; then
        sudo yum install -y httpd
        sudo service httpd start
        clear
        echo "httpd installed and running"
        sleep 2
        clear
        echo "Direct your browser to your server’s IP address"
        sleep 2
        clear
        echo "Creating Virtual Host"
        sleep 2
        sudo mkdir -p /var/www/html
        cd /var/www/html
        touch index.html
        echo "<h1> Welcome to centOS index page..! </h1>" > index.html
        clear
        echo "Direct your browser to your server’s IP address"
        sleep 2
        sudo touch /etc/httpd/conf.d/demo.conf
        cd /etc/httpd/conf.d
        printf "<VirtualHost *:80>\nServerAdmin root\nServerName schoolofdevops.org\nServerAlias www.schoolofdevops.org\nDocumentRoot /var/www/html/\n</VirtualHost>" > /etc/httpd/conf.d/demo.conf
        sudo service httpd restart
        clear
        echo "Direct your browser to your server’s IP address"
        sleep 2
      else
        echo "Suitable OS not found..!"
      fi
    ;;
3)  echo  "php installaion starts"
    sleep 3
     dist=`cat /etc/issue | awk 'NR==1{print $1}'`
      if [ "$dist" == "Ubuntu" ]; then
          apt-get install -y php5 php5-mysqlnd
          sleep 5
          clear
          touch /var/www/html/info.php
          cd /var/www/html
          printf "<?php\nphpinfo();\n?>" > info.php
          clear
          echo "check your browser using yourip/info.php"
          sleep 5
      elif [[ "$dist" == "CentOS" ]]; then
        sudo yum install -y php php-mysql
        sudo service httpd restart
        sudo touch /var/www/html/info.php
        cd /var/www/html
        printf "<?php\nphpinfo();\n?>" > info.php
        clear
        echo "check your info.php page in => http://youripaddress/info.php"
        sleep 5
      else
        echo "Suitable OS not found..!"
      fi
    ;;
4)  echo  "Wordpress installaion starts"
    sleep 3
     dist=`cat /etc/issue | awk 'NR==1{print $1}'`
      if [ "$dist" == "Ubuntu" ]; then
          if [ ! -f "/tmp/latest.tar.gz" ];
            then
              cd /tmp
              wget http://wordpress.org/latest.tar.gz
          else
             clear
             echo "Wordpress latest file exist"
             sleep 3
          fi
          tar -xzvf /tmp/latest.tar.gz
          chown -R root:root /tmp/wordpress
          #Configure WordPress application
          #Move the entire content of WordPress to html directory
          cp -r /tmp/wordpress/* /var/www/html

          apt-get install -y php5-gd

          cp /var/www/html/wp-config-sample.php /var/www/html/wp-config.php
          clear

          echo "Does DB already exist or not"
          echo
          read -p "choose (y/n)?" ANS
            if [ "$ANS" == "y" ]; then

              echo "Type DB root Password"
              read -s rpass
              echo
              echo "Name of your DB"
              read dbname
              echo
              echo "Your user name"
              read uname
              echo
              echo "secrete password for your db"
              read -s upass
              echo

              sed -i 's/database_name_here/'$dbname'/g' /var/www/html/wp-config.php
              sed -i 's/username_here/'$uname'/g' /var/www/html/wp-config.php
              sed -i 's/password_here/'$upass'/g' /var/www/html/wp-config.php

              echo "check your browser => http://your_server_ip/wp-admin/"
              sleep 5

            else
              echo "Proceed and create one and configure it..!"

              echo "Type DB root Password"
              read -s rpass
              echo
              echo "Give a name to your DB"
              read dbname
              echo
              echo "Input your user name"
              read uname
              echo
              echo "secrete password for your db"
              read -s upass
              echo
              mysql -u root --password="$rpass" -e "CREATE DATABASE "$dbname""
              mysql -u root --password="$rpass" -e "CREATE USER '"$uname"'@'localhost' IDENTIFIED BY '"$upass"'";
              mysql -u root --password="$rpass" -e "GRANT ALL PRIVILEGES ON * . * TO '"$uname"'@'localhost'";
              mysql -u root --password="$rpass" -e "flush privileges";

              sed -i 's/database_name_here/'$dbname'/g' /var/www/html/wp-config.php
              sed -i 's/username_here/'$uname'/g' /var/www/html/wp-config.php
              sed -i 's/password_here/'$upass'/g' /var/www/html/wp-config.php

              echo "check your browser => http://your_server_ip/wp-admin/"
              sleep 5
            fi
        elif [[ "$dist" == "CentOS" ]]; then
          if [ ! -f "/tmp/latest.tar.gz" ];
            then
              cd /tmp
              wget http://wordpress.org/latest.tar.gz
          else
             clear
             echo "Wordpress latest file exist"
             sleep 3
          fi
          tar -xzvf /tmp/latest.tar.gz
          chown -R root:root /tmp/wordpress
          #Configure WordPress application
          #Move the entire content of WordPress to html directory
          cp -r /tmp/wordpress/* /var/www/html

          sudo yum install -y php5-gd

          cp /var/www/html/wp-config-sample.php /var/www/html/wp-config.php
          clear

          echo "Does DB already exist or not"
          echo
          read -p "choose (y/n)?" ANS
            if [ "$ANS" == "y" ]; then

              echo "Type DB root Password"
              read -s rpass
              echo
              echo "Name of your DB"
              read dbname
              echo
              echo "Your user name"
              read uname
              echo
              echo "secrete password for your db"
              read -s upass
              echo

              sed -i 's/database_name_here/'$dbname'/g' /var/www/html/wp-config.php
              sed -i 's/username_here/'$uname'/g' /var/www/html/wp-config.php
              sed -i 's/password_here/'$upass'/g' /var/www/html/wp-config.php

              echo "check your browser => http://your_server_ip/wp-admin/"
              sleep 5

            else
              echo "Proceed and create one and configure it..!"

              echo "Type DB root Password"
              read -s rpass
              echo
              echo "Give a name to your DB"
              read dbname
              echo
              echo "Input your user name"
              read uname
              echo
              echo "secrete password for your db"
              read -s upass
              echo
              mysql -u root --password="$rpass" -e "CREATE DATABASE "$dbname""
              mysql -u root --password="$rpass" -e "CREATE USER '"$uname"'@'localhost' IDENTIFIED BY '"$upass"'";
              mysql -u root --password="$rpass" -e "GRANT ALL PRIVILEGES ON * . * TO '"$uname"'@'localhost'";
              mysql -u root --password="$rpass" -e "flush privileges";

              sed -i 's/database_name_here/'$dbname'/g' /var/www/html/wp-config.php
              sed -i 's/username_here/'$uname'/g' /var/www/html/wp-config.php
              sed -i 's/password_here/'$upass'/g' /var/www/html/wp-config.php

              echo "check your browser => http://your_server_ip/wp-admin/"
              sleep 5
            fi
        else
          echo "Suitable OS not found..!"
      fi
    ;;
5)  echo  "nginx installaion starts"
    sleep 3
     dist=`cat /etc/issue | awk 'NR==1{print $1}'`
      if [ "$dist" == "Ubuntu" ]; then
          apt-get install -y nginx

          #Configuring Nginx for apache
          #Creating a wordpress.conf file as follows
          touch /etc/nginx/conf.d/wordpress.conf
          cd /etc/nginx/conf.d
          printf "server {\nlisten 80;\nlocation / {\nproxy_pass http://127.0.0.1:8080/; #add you IP of apche server\nproxy_set_header Host \$host;\nproxy_set_header X-Real-IP \$remote_addr;\nproxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;\nproxy_set_header X-Forwarded-Proto \$scheme;\n}\n}" > wordpress.conf

          #We need to run apache in the backend nginx in the frontend so to run both in one server we need to change the port of apache. In two locations
          sudo sed -i 's|*:80|*:8080|g' /etc/apache2/ports.conf
          sudo sed -i 's|Listen 80|Listen 8080|g' /etc/apache2/ports.conf

          sudo sed -i 's|<VirtualHost \*:80>|<VirtualHost \*:8080>|g' /etc/apache2/sites-available/default
          sudo sed -i 's|DocumentRoot /var/www|DocumentRoot /var/www/html|g' /etc/apache2/sites-available/default

          echo "apache2 is restarting"
          service apache2 restart
          sleep 5          
          echo "nginx is restarting"
          service nginx restart
          sleep 3
      elif [[ "$dist" == "CentOS" ]]; then
        sudo service httpd stop
        sudo  grep -q "Listen 8080" /etc/httpd/conf/httpd.conf && sed -i 's|Listen 8080|Listen 80|g' /etc/httpd/conf/httpd.conf && sed -i 's|Listen 80|Listen 8080|g' /etc/httpd/conf/httpd.conf || sed -i 's|Listen 80|Listen 8080|g' /etc/httpd/conf/httpd.conf
        sudo yum install -y nginx
        clear
        touch /etc/nginx/conf.d/wordpress.conf
        cd /etc/nginx/conf.d
        printf "server {\nlisten 80;\nlocation / {\nproxy_pass http://127.0.0.1:8080/; #add you IP of apche server\nproxy_set_header Host \$host;\nproxy_set_header X-Real-IP \$remote_addr;\nproxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;\nproxy_set_header X-Forwarded-Proto \$scheme;\n}\n}" > /etc/nginx/conf.d/wordpress.conf
        sudo service nginx configtest
        if [ -f "/etc/nginx/conf.d/default.conf" ];
            then
              sudo service nginx stop
              mv /etc/nginx/conf.d/default.conf /etc/nginx/conf.d/default.conf.bak
        fi
        sudo service httpd stop
        sudo service nginx stop 
        sudo service httpd start
        sudo service nginx start
        clear        
      else
        echo "Suitable OS not found..!"
      fi
    ;;
6) echo  "Exit"
    clear
    exit
    ;;
*) echo "Invalid Entry"
   ;;
esac

sleep 2

clear

done