Setup a Dedicated Web Server using Linux Ubuntu Cloud and Ubuntu Enterprise

Installing a Firewall

sudo cp /usr/share/doc/shorewall-common/myfwconfig/one-interface/* /etc/shorewall/

Note: sudo - super user do


Now, open the “rules” file:

sudo nano /etc/shorewall/rules


etc - directory for maintain lots of files.

text editor in linux

1. nano

2. vi or vim

3. emacs

4. pico

5. gedit

6. bluefish

Add these lines above where it says “#LAST LINE”

HTTP/ACCEPT net $FW
SSH/ACCEPT net $FW


Adding Web Site to Web Server

sudo usermod -g www-data [YOUR USERNAME]
sudo chown -R www-data:www-data /var/www
sudo chmod -R 775 /var/www


Note

775 - is equal to rwx rwx -rx

r - read

w - write

x - execute


other permissions


400 r-------- files
444 r--r--r-- files (read only)
600 rw------- files (file invisile to all)
666 rw-rw-rw- files
700 rwx------ allow permission to programs and directories
750 rwxr-x--- allow permission to programs and directories
755 rwxr-xr-x allow permission to programs and directories
777 rwxrwxrwx allow permission to programs and directories

Note: 777 dangerouse to use as permission