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: / etc / nginx / conf.d /
Filename : ea-nginx.conf
back
map $host $CPANEL_APACHE_PROXY_IP {
    default 127.0.0.1;
}

map $host $CPANEL_APACHE_PROXY_PORT {
    default 8080;
}

map $host $CPANEL_APACHE_PROXY_SSL_IP {
    default 127.0.0.1;
}

map $host $CPANEL_APACHE_PROXY_SSL_PORT {
    default 8443;
}

map $host $CPANEL_SERVICE_SUBDOMAIN {
    default 0;
}

server_names_hash_max_size 8984;
server_names_hash_bucket_size 256;
client_max_body_size 128m;

ssl_protocols TLSv1.2 TLSv1.3;
proxy_ssl_protocols TLSv1.2 TLSv1.3;
ssl_prefer_server_ciphers on;
ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256;
proxy_ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256;
ssl_dhparam /usr/local/cpanel/etc/dhparam_from_cpanel.pem;

################################################################
#### This is to support keepalive; this is not load balancing ##
################################################################
upstream apache_backend_https_65_109_70_103 {
    server 65.109.70.103:8443; # needs to be before keepalive configs

    # set in /etc/nginx/ea-nginx/settings.json, default is 32
    keepalive 32;

    # set in EA4 global config (WHM/Service Configuration/Apache Configuration)
    keepalive_timeout 5; # no suffix means seconds

    # set in EA4 global config (WHM/Service Configuration/Apache Configuration)
    # Apache being set to Unlimited results in 1000 here since NGINX does not have an equivalent to unlimited
    keepalive_requests 100;

    # keepalive_time can be set in /etc/nginx/ea-nginx/settings.json

    # To see how your keepalive config tuning behaves:
    #    1. Ensure NGINX caching is disabled
    #    2. Ensure NGINX `worker_processes` is 1
    #    3. make sure Apache and NGINX are restarted fully
    #       * There should be no lingering TCP connections between NGINX to Apache.
    #    4. Monitor TCP connections between NGINX to Apache:
    #       * `netstat -an | grep -c :8443`
    #    5. Generate traffic with `ab` with various concurrent connections to various
    #       * Using step 4 to see if the number of connections is what you are aiming for
}
upstream apache_backend_http_65_109_70_103 {
    server 65.109.70.103:8080; # needs to be before keepalive configs

    # set in /etc/nginx/ea-nginx/settings.json, default is 32
    keepalive 32;

    # set in EA4 global config (WHM/Service Configuration/Apache Configuration)
    keepalive_timeout 5; # no suffix means seconds

    # set in EA4 global config (WHM/Service Configuration/Apache Configuration)
    # Apache being set to Unlimited results in 1000 here since NGINX does not have an equivalent to unlimited
    keepalive_requests 100;

    # keepalive_time can be set in /etc/nginx/ea-nginx/settings.json

    # To see how your keepalive config tuning behaves:
    #    1. Ensure NGINX caching is disabled
    #    2. Ensure NGINX `worker_processes` is 1
    #    3. make sure Apache and NGINX are restarted fully
    #       * There should be no lingering TCP connections between NGINX to Apache.
    #    4. Monitor TCP connections between NGINX to Apache:
    #       * `netstat -an | grep -c :8080`
    #    5. Generate traffic with `ab` with various concurrent connections to various
    #       * Using step 4 to see if the number of connections is what you are aiming for
}