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Instalacija Nginx (bolji od Apache ili Lighttpd) - VPS Biblija Pt 11

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Postaviti Unmanaged VPS (4 Newbies) - Dio 11: Nginx (bolje od Apache) Web Server

Uvesti koga u službu Nginx - Nginx logo

Instaliranje i konfiguriranje Nginx web server, prilagođavati strukturu propust varalica, zatim postavljanje vhost datoteku s simboličku vezu je predmet ovog copy / paste how-to. Na taj način otvoriti CLI i da ću objasniti.

Tako smo spremni za instalaciju zvijezda atrakcija, Nginx (izgovara se "motor-x"). Ali zašto? Nije najbolji Apache web server?

Apache mi je dobro služio godinama, oba lokalno i na udaljenom domaćini, te je još uvijek poželjan izbor za mnoge velike stranice.

Ali, kinda kao Ubuntu, Vatra i jQuery, tu je novi dijete u gradu, te ga je vratio, jednostavnija za konfigurirati i koristiti, i brže se služiti. Unesite Nginx tkanje poslužitelj.

Postaviti Unmanaged VPS (4 Newbies) .. VPS Biblija

U 20 copy / paste korake .. od nula do junaka, prazan okvir za sladak-kao Linux poslužitelj.

Svitak prud za punu serije indeksa.

Dakle, hej, prolio zajedničke & Viva virtualna! Nadam se da to pomaže. The_guv

Video: Instalacija i Konfiguracija Nginx Web Server

Gledajte, er, guvideo za bolju ideju kako to učiniti.

Check out the_guv's YouTube kanal na http://youtube.com/guvnrDOTcom

... ili ako ne možete biti gnjaviti s tim, ili čak i ako možete, evo detalj ...

Zašto odabrati Nginx? Zašto ne Apache ili Lighttpd?

Ja ne ispovijedaju da bude stručnjak, samo netko tko je istraživao ultra-temeljito. Sam koncentriran prvenstveno na dva najpopularnija, najbolja osnovana web poslužitelja, Apache i Lighttpd, a mladi Turk alternativu, Nginx, o čemu geekdom je sve aflutter. Evo sažetka mog ključnih nalaza: --

  • Apache je bloatware, učitava module neiskorištenih resursa koji otpada
  • Lighttpd propuštanja RAM loše
  • Nginx mjerilima najbrži, koristeći najmanje resursa

Ive 'bio koristeći ovaj lagan server za moj resource-heavy WordPress blog, guvnr.com, a sam impresioniran s čvrstom performanse. Također je važno, to ne mora da Windows-kao tendencija, Apache nevolju previše, prosipati resursa pokretanjem hrpa usluga koje ja jednostavno ne trebaju.

Nemojte uzeti moj riječ za to. Te bi trebao ne, jer sam ne obavljaju bilo standardiziranih testova. Google nešto poput Apache vs Nginx "ili Nginx vs Lighttpd i imati čitanje. A evo Nginx wiki.

Dobivanje Najnoviji Nginx Version

Postoje dva načina za instaliranje softvera na Linuxu, koristeći ugrađeni alati za instalaciju ili iz sourcecode.

Normalno, mi instalirati interno, koristeći nešto poput Linux instalacijski program 'talent', ali to je zato što je važan sastavni dio naših VPS, idem da vam pokazati kako instalirati iz izvora. Ova metoda traje malo duže, ali to isplati, jer ćemo imati puno više up-to-date version.

.. Sa web server, da ne bismo trebali rezati ugla. To bi bilo kao kupovina žuta Ferrari.

Prvo se trebamo neke ovisnost datoteke: --

sudo aptitude -y install libpcre3 libpcre3-dev libpcrecpp0 libssl-dev zlib1g-dev

And to create a directory in which to store the Nginx package:-

mkdir ~/sources

Change to that directory:-

cd ~/sources/

Now we get the latest stable Nginx release, nginx-0.7.62 *.

* As of September 2009, edited by the_guv. You should still check it is still the latest, here , and ammend the filename accordingly:-

wget http://sysoev.ru/nginx/nginx-0.7.62.tar.gz

Unzip it:-

tar -zxvf nginx-0.7.62.tar.gz

Go into the new unzipped folder:-

cd nginx-0.7.62

Installing and Testing Nginx

Compile with two options; where to install it, and including 'ssl' (to enable 'https' for secure connections, ie shopping and stuff):-

./configure --sbin-path=/usr/local/sbin --with-http_ssl_module

Install this baby:-

make
sudo make install

Kick it up:-

sudo /usr/local/sbin/nginx

And test it by popping your IP address in a web browser. You should see "Welcome to nginx!"

Now stop it:-

sudo kill `cat /usr/local/nginx/logs/nginx.pid`

Have Nginx Start, Restart or Stop When Required

This is important, for example, upon reboot. We need a script for this. Create a file:-

sudo nano /etc/init.d/nginx

And paste this within:-

#! /bin/sh

### BEGIN INIT INFO
# Provides:          nginx
# Required-Start:    $all
# Required-Stop:     $all
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: starts the nginx web server
# Description:       starts nginx using start-stop-daemon
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/local/sbin/nginx
NAME=nginx
DESC=nginx

test -x $DAEMON || exit 0

# Include nginx defaults if available
if [ -f /etc/default/nginx ] ; then
        . /etc/default/nginx
fi

set -e

case "$1" in
  start)
        echo -n "Starting $DESC: "
        start-stop-daemon --start --quiet --pidfile /usr/local/nginx/logs/$NAME.pid \
                --exec $DAEMON -- $DAEMON_OPTS
        echo "$NAME."
        ;;
  stop)
        echo -n "Stopping $DESC: "
        start-stop-daemon --stop --quiet --pidfile /usr/local/nginx/logs/$NAME.pid \
                --exec $DAEMON
        echo "$NAME."
        ;;

  restart|force-reload)
        echo -n "Restarting $DESC: "
        start-stop-daemon --stop --quiet --pidfile \
                /usr/local/nginx/logs/$NAME.pid --exec $DAEMON
        sleep 1
        start-stop-daemon --start --quiet --pidfile \
                /usr/local/nginx/logs/$NAME.pid --exec $DAEMON -- $DAEMON_OPTS
        echo "$NAME."
        ;;
  reload)
      echo -n "Reloading $DESC configuration: "
      start-stop-daemon --stop --signal HUP --quiet --pidfile /usr/local/nginx/logs/$NAME.pid \
          --exec $DAEMON
      echo "$NAME."
      ;;
  *)
        N=/etc/init.d/$NAME
        echo "Usage: $N {start|stop|restart|reload|force-reload}" >&2
        exit 1
        ;;
esac

exit 0

Then give the file permissions and make the script run on reboot, else start/stop/restart when required:-

sudo chmod +x /etc/init.d/nginx
sudo /usr/sbin/update-rc.d -f nginx defaults

nginx.conf - Configuring Nginx

Now open the Nginx configuration file:-

sudo nano /usr/local/nginx/conf/nginx.conf

...and strip out all the content, delete the lot. CTRL-K is the easy way to do that, if you were wondering.

And replace with this:-

user www-data www-data;
worker_processes  4;

events {
    worker_connections  1024;
}

http {
    include       mime.types;
    default_type  application/octet-stream;

    sendfile        on;
    tcp_nopush      on;
    tcp_nodelay     off;
    keepalive_timeout  5;

    gzip  on;
    gzip_comp_level 2;
    gzip_proxied any;
    gzip_types      text/plain text/css application/x-javascript text/xml application/xml application/xml+rss text/javascript;

    include /usr/local/nginx/sites-enabled/*;
}

Creating the Virtual Host File Structure & Symlinks

The Nginx file structure is pretty messy for multiple sites, so we'll sort that.

First, layout some new folders:-

sudo mkdir /usr/local/nginx/sites-available
sudo mkdir /usr/local/nginx/sites-enabled

...the first is for our virtual host (vhost) files, the second for their corresponding symlinks which will be referenced by Nginx' config file.

What are vhosts & symlinks?

You have one of each per domain, and one of each for the default settings.

The symlink, or symbolic link, references the web server to the virtual host file.

The vhost file is a configuration file. It tells the web server, for example, things like where the web files live or the kind of URI structure you want.

For now, we need a default vhost file, and that goes in the sites-available folder. So:-

sudo nano /usr/local/nginx/sites-available/default

Now paste this:-

server  {
            listen       80;
            server_name  localhost;
            
            location /  {
                    root   html;
                    index  index.php index.html index.htm;
       			   }
                       
            # redirect server error pages to the static page /50x.html
            error_page   500 502 503 504  /50x.html;
            location = /50x.html 
            		   {
            			root   html;
            		   }
		}

And enable it with this symlink:-

sudo ln -s /usr/local/nginx/sites-available/default /usr/local/nginx/sites-enabled/default

Boot it up again:-

sudo /etc/init.d/nginx start

...and check for that "Welcome..." page again, using your IP in a web browser.

Splendid. All pretty. And pretty well organised.

Moving Along

So that's Nginx up and running.

In Part 12 of this series Set Up an Unmanaged VPS (4 Newbies) I'm taking a quick detour, setting up FileZilla so we've got a Secure FTP (SFTP) connection. That'll be handy to help demonstrate Part 13, when we create another folder structure, this time for our sites and blogs, and pop up a couple of test pages.

Then, in Part 13, I'll show you how to use Subversion to more easily install and upgrade platforms and their modules/plugins. I'll example the popular WordPress scenario - and while we're about it we'll sort out WordPress caching and friendly-URLs.

And then, this, that, the other. Cue index ..


SETUP an Unmanaged VPS (4 Newbies) .. The V-P-S Bible

Serve multi sites & blogs on a budget .. at the fastest possible speed .. with the least downtime .. in the most secure environment .. and future-proofed for easy admin.

That's what the VPS Bible is about, stepped out in simple copy & paste guides.

From high traffic WordPress blogs to startup web hosts, here's what you need.

Set it up?   Click here for the 21 part follow-up .. V-P-S Admin

  1. * Includes video tutorial.

  2. Not linked = not published. Won't be long. Fix a feed for updates.


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