open source web server load balancing
Nginx Load Balancing | Reverse Proxy Nginx | SSL Nginx
Used The howto of nixcraft.in.conf that can be found on google baby
First File
GNU nano 2.0.9 File: nginx.conf.bak
#pid /var/run/nginx.pid;
pid logs/nginx.pid;
user nginx nginx;
worker_processes 10;
events {
worker_connections 1024;
}
http {
default_type application/octet-stream;
## Common options ##
include options.conf;
## Proxy settings ##
include proxy.conf;
## lb domains ##
include nixcraft.in.conf;
include loadtest.conf;
Second File nixcraft.in.conf
## Connect to backend servers via LAN ##
## Reverse Proxy Load Balancer Logic ##
upstream nixcraft {
server publicip weight=10 max_fails=3 fail_timeout=30s;
server publicip weight=10 max_fails=3 fail_timeout=30s;
server publicip:443 weight=10 max_fails=3 fail_timeout=30s;
server publicip:443 weight=10 max_fails=3 fail_timeout=30s;
# only comes alive when above two fails
server publicip weight=1 backup;
}
server {
#SSL
### SSL log files ###
# access_log logs/ssl-access.log;
# error_log logs/ssl-error.log;
### SSL cert files ###
ssl_certificate conf/ssl/nixcraft.in.crt;
ssl_certificate_key conf/ssl/nixcraft.in.key;
### Add SSL specific settings here ###
keepalive_timeout 60;
listen 80;
listen 443 default ssl;
access_log logs/access.log main;
error_log logs/error.log;
index index.html;
root /usr/local/nginx/html;
server_name test.com www.test.com secure.test.com;
## Only requests to our Host are allowed
if ($host !~ ^(test.com|www.test.com|secure.test.com)$ ) {
return 444;
}
## redirect www to nowww
# if ($host = 'www.test.com' ) {
# rewrite ^/(.*)$ http://test.com/$1 permanent;
# }
## Only allow these request methods
if ($request_method !~ ^(GET|HEAD|POST)$ ) {
return 444;
}
## PROXY - Web
location / {
proxy_pass http://nixcraft;
proxy_cache cache;
proxy_cache_valid 200 24h;
proxy_cache_use_stale error timeout invalid_header updating http_500 http_502 http_503 http_504;
proxy_ignore_headers Expires Cache-Control;
proxy_next_upstream error timeout invalid_header http_500 http_502 http_503;
proxy_set_header X-Forwarded-Proto https;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_redirect off;
}
# redirect server error pages to the static page /50x.html
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root html;
}
}
3rd File Option.conf
# Size Limits
client_body_buffer_size 128K;
client_header_buffer_size 1M;
client_max_body_size 1M;
large_client_header_buffers 8 8k;
## Timeouts
client_body_timeout 60;
client_header_timeout 60;
#expires 24h;
expires 1m;
keepalive_timeout 60 60;
send_timeout 60;
## General Options
ignore_invalid_headers on;
keepalive_requests 100;
limit_zone gulag $binary_remote_addr 5m;
recursive_error_pages on;
sendfile on;
server_name_in_redirect off;
server_tokens off;
## TCP options
tcp_nodelay on;
tcp_nopush on;
## Compression
gzip on;
gzip_buffers 16 8k;
gzip_comp_level 6;
gzip_http_version 1.0;
gzip_min_length 0;
gzip_types text/plain text/css image/x-icon application/x-perl application/x-httpd-cgi;
## Log Format
log_format main '$remote_addr $host $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" "$http_user_agent" '
'"$gzip_ratio"';
4th File Proxy.conf
## Proxy caching options
proxy_buffering on;
#proxy_buffering off;
#proxy_cache_min_uses 3;
proxy_cache_min_uses 3;
proxy_cache_path /usr/local/nginx/proxy_temp/
#levels=1:2 keys_zone=cache:10m inactive=10m max_size=1000M;
levels=1:2 keys_zone=cache:1m inactive=1m max_size=100M;
#proxy_cache_valid any 10m;
proxy_cache_valid any 5m;
proxy_ignore_client_abort off;
proxy_intercept_errors on;
proxy_next_upstream error timeout invalid_header;
proxy_redirect off;
proxy_set_header X-Forwarded-For $remote_addr;
# proxy_connect_timeout 60;
# proxy_send_timeout 60;
# proxy_read_timeout 60;
proxy_connect_timeout 5;
proxy_send_timeout 5;
proxy_read_timeout 5;
5th fileUsed a private box and balanced 2 different sites mainly blizzard and steam When going to sony.com or www.sony.com it will redirect either on blizzard or steam redirecting connection depending on server's load
## Connect to backend servers via LAN ##
## Reverse Proxy Load Balancer Logic ##
upstream sony {
server 12.129.242.31 weight=10 max_fails=3 fail_timeout=1s;
server 63.228.223.100 weight=10 max_fails=3 fail_timeout=1s;
# only comes alive when above two fails
server publicip weight=1 backup;
}
server {
access_log logs/access.log main;
error_log logs/error.log;
index index.html;
root /usr/local/nginx/html;
server_name sony.com www.sony.com;
## Only requests to our Host are allowed
if ($host !~ ^(sony.com|www.sony.com)$ ) {
return 444;
}
## redirect www to nowww
# if ($host = 'www.sony.com' ) {
# rewrite ^/(.*)$ http://sony.com/$1 permanent;
# }
## Only allow these request methods
if ($request_method !~ ^(GET|HEAD|POST)$ ) {
return 444;
}
## PROXY - Web
location / {
proxy_pass http://sony;
proxy_cache cache;
proxy_cache_valid 200 24h;
proxy_cache_use_stale error timeout invalid_header updating http_500 http_502 http_503 http_504;
proxy_ignore_headers Expires Cache-Control;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}
# redirect server error pages to the static page /50x.html
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root html;
}
}
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