A reverse proxy is a type of proxy server that fetches resources from a specific defined set of servers for a client. It is used in cases when there is an advantage to not exposing the web server with the content directly whether it be for security reasons or because of a lack of available public IP ...

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6
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551 views

nginx - connect() failed upstream under load testing

I've been doing some load testing with wrk of my nginx reverse proxy -> my web app setup and I noticed that when I get to 1000+ concurrent connections, nginx starts returning 502s and the following ...
4
votes
0answers
160 views

Setting header based on client certificate

I have Apache running as a reverse proxy for an internal server. Users hitting the proxy are required to use client certificates. On the internal server, there is a web application that can use an ...
4
votes
0answers
654 views

ARR reverse proxy to Azure Website inside Azure Cloud Service

I am trying to rewrite www.contoso.com/blog/ to a wordpress Azure Website (contosoblog.azurewebsites.net). I have completely configured all inbound and outbound rules, and have tested them locally on ...
4
votes
0answers
2k views

Nginx as reverse proxy: how to properly configure gateway timeout?

We have configured Nginx as a reverse proxy to an Apache server farm, but I'm running into trouble with the gateway timeouts. Our Goal in human readable form is: "Deliver a request within one second, ...
4
votes
0answers
815 views

IIS7 proxying VisualSVN server refuses to allow Web.config files to be committed

I use IIS 7.5 with the Application Request Routing and URL Rewriting modules to act as a reverse proxy for several apache-based web sites, including VisualSVN Server. I'm having a problem when I try ...
3
votes
0answers
266 views

How to reverse proxy https with lighttpd?

I want to forward (reverse proxy) requests to https://secure.mydomain.com(:443) to my internal (HTTPS-)WebServer on port 8443 using Lighttp. Environment-Infos: My WebServer is a Tomcat running on ...
3
votes
0answers
154 views

mod_ssl client certificates on a reverse proxy

I am trying to add client certificate authentication on a reverse proxy that proxies an oracle application. Before adding, and if i remove the subsequent code, the oracle application is able to start ...
3
votes
0answers
659 views

Apache as a reverse proxy for GitLab Omnibus

I'm using GitLab Omnibus on a CentOS6.5 server. The gitlab nginx server listen on the 6543 port (Apache already using 80 and 443). I want to use Apache as a reverse proxy to access GitLab with that ...
2
votes
0answers
43 views

How can I let my clients use their own SSL on my SaaS

We run a service that lets our clients run their own CMS. Our clients want to use their own SSL Certificate, wether it's self signed, or signed by another company. Our application runs PHP. I was ...
2
votes
0answers
21 views

Apache mod_proxy to change /location into port

I want to achieve a simple thing - proxy mydomain.com/plex/* into localhost:32400/*. I already have a different proxying rule in place that works fine, but this I cannot get to work. My sites-enabled ...
2
votes
0answers
73 views

Haproxy and nginx rtmp

i am trying to use haproxy in front of rtmp nginx server it does connect but it does not play the video i have 2 servers 1 server is where rtmp nginx installed and second server where haproxy ...
2
votes
0answers
42 views

HAProxy frontend backend continuously starting and stopping

I am using an HAProxy 1.6.4 to load balance my traffic into different servers. As in now my haproxy runs inside a docker container. In my configuration i have different frontends and backends. As in ...
2
votes
0answers
98 views

Transparent reverse proxy FTP on Debian Jessie

At my company, we use FTP to deliver files to some clients. The FTP Server is Filezilla Server, running on Windows Server 2012 in our LAN. We have only one VM in DMZ on Debian Jessie. So my goal is to ...
2
votes
0answers
108 views

Nginx: How To Completely Disable Request Body Buffering

I'm trying to set up Madsonic on my Ubuntu box and have Nginx run in front of it. Problem is, I keep getting this warning when I try to upload stuff through the web interface: 31115#0: *14 a client ...
2
votes
0answers
64 views

ProxyPass a WebSocket connection to a UNIX socket

In Apache 2.4 you can reverse proxy an HTTP connection to a local Unix socket with: [1] ProxyPass unix:/path/to/app.sock|http://example.com/app/name You can reverse proxy a WebSocket connection to ...
2
votes
0answers
116 views

Nginx reverse proxy with dynamic port forwarding

I'm setting up a reverse proxy on Nginx. I need it to listen to multiple ports. I then would like to hit the exact same port on the backend server. Like this: http://frontendserver:9000 -> http://...
2
votes
0answers
238 views

Set CORS headers on nginx

Addresses like http://vpsxxx.ovh.net/g/search?q=ok or http://vpsxxx.ovh.net/so/questions/34738694/how-to-move-items-on-the-screen-for-a-game-using-javascript are proxied well, when trying them from ...
2
votes
0answers
157 views

Squid reverse proxy redirect / rewrite HTTP to HTTPS

My Squid Reverse Proxy only accepts HTTPS requests. What is a short way to redirect/rewrite a HTTP-request to https? So if the user visits http://foo.server.com he should be automatically redirected ...
2
votes
0answers
137 views

Is this an nginx proxy_cache bug?

I have a very simple proxy config: http { proxy_cache_path /var/www/cache levels=1:2 keys_zone=s3-images-cache:50m inactive=1M max_size=1000m; proxy_temp_path /var/www/cache/tmp; server {...
2
votes
0answers
54 views

NGINX Reverse Proxy redirect settings

I have the following scenario: NGINX | | JavaEE TERMINATING | -> REVERSE PROXY -> | Application SSL (443) | HTTP | Server Reverse proxy is done by: ...
2
votes
0answers
297 views

reverse proxy issues with nginx over apache2.4 hosting joomla: url rewrite does not work any more

I am setting up a joomla 3.x site with apache 2.4 on an ubuntu 14.04 server on aws ec2. That alone is fine with url rewrite working fine. I have cleared all apache issues before freeing the port 80 ...
2
votes
0answers
824 views

Efficient setup for fronting application servers with Apache

I have to front various application servers (in the beginning this will be JBoss 6, Tomcat 8 standalone and Tomcat 8 embedded into spring boot 1.2 apps) with an Apache 2.4. Because of this I decided ...
2
votes
0answers
156 views

nginx with php and two node.js routes

I have two routes i want to pass two node processes(websocket route, angular app), while a 3rd route needs to pass to a php application that acts as a rest api to the angular app. i'm not terribly ...
2
votes
0answers
646 views

Getting nginx proxy to work properly with gunicorn/flask

I got this Flask app that I'm running with gunicorn on 127.0.0.1:5002 on this shared server. I got a nginx instance for myself that I can add custom configs to. The structure of the nginx directory is ...
2
votes
0answers
149 views

Unable to force passphraseless ssh authentication while port forwarding

I'm completely at a loss as to what is preventing my local machine from authenticating the connection that is being forwarded from the remote server. I've read a ton of the posts on here regarding ...
2
votes
0answers
790 views

Squid as fully transparent reverse proxy

I have got a few web servers running on my server and I want all of them to be accessible via port 80. I set up squid as a reverse proxy and it works fine. I, however, need the source ip address to be ...
2
votes
0answers
193 views

nginx reverse proxy not returning website

The setup Currently, we have an Apache2 webserver acting as load balancer for our web architecture. The backends are Xen virtual machines accessible via IPv6 for the public Internet and via IPv4 for ...
2
votes
0answers
2k views

How mod_cache working with “must-revalidate” and “max-age”?

Quick question before I will explain my flow: Сan mod_cache perform revalidate with if-none-match only if max-age is expired in case if it configured in reverse proxy mode? My goal is to reduce a ...
2
votes
0answers
255 views

ASP.NET directories blocked from VisualSVN Server behind reverse proxy in IIS 6

I’ve got VisualSVN Server running behind a reverse proxy in IIS 6, Windows Server 2003. This isn’t ideal, but for the main web app on the server I’ve only got one IP address and SSL certificate ...
2
votes
0answers
902 views

Does Apache2 Configured as ReverseProxy Hide Cookies Set by Backend Servers?

I use Apache 2.2.16 as Reverse Proxy. For a static website, I don't have any issues. However, when began to use cookies, I've noticed that the browser is receiving a different cookie than what was ...
2
votes
0answers
776 views

pfsense + haproxy + stunnel as reverse proxy with load balancing and ssl terminaltion

i have this topology as title says with a pfsense with installed haproxy and stunnel. Because i saw that haproxy can't do ssl termination i thought about stunnel. But i don't know how to set up it. My ...
2
votes
0answers
123 views

Fence node in apache traffic server

I'm currently looking into Apache Traffic Server as a tool for providing better availability of web services. But looking at the manual I can't see any reference to how I can pro-actively fence a ...
2
votes
0answers
178 views

IIS Reverse Proxy Rewrite Rule usage monitoring

How can I display stats for each Rewrite rule in IIS when using it as a reverse proxy with ARR? We use 'Orenosp' Secure reverse proxy for some of our networks but use IIS + ARR for others and one of ...
2
votes
0answers
565 views

Reverse proxy with single sign-on and backend authentication modules

Has anyone got any recommendations for reverse proxy software that provides a single sign-on interface to multiple backend websites via various authentication mechanisms? e.g. Login to the frontend ...
2
votes
0answers
1k views

Making mod_proxy_http send back response asynchronously (w/o 100 Continue)

A servlet engine (Jetty) is running behind an Apache Httpd server, forwarded using mod_proxy_http. This is running a small servlet that accepts PUT requests and is authenticated using HTTP Basic ...
1
vote
0answers
67 views

Squid reverse proxy with multiple SSL-certificates via SNI

Does squid Proxy Server offer the possibility to supply multiple SSL certificates to it? I have a server with various virtual machines running Apache web servers for different customers. As an ...
1
vote
0answers
37 views

Capture and forward extended PKI cert attributes (e.g. UPN) using haproxy

I'm trying to pull an attribute from a client certificate in a mutual authentication scenario and set it as a HTTP header in the request to backend. See fig 1 below. fig1 [user with correct ...
1
vote
0answers
20 views

On multiple request to Squid, send a single request to a backend and queue other requests on miss

I would like to protect a backend server by having Squid send a single request to a the server when there is a cache miss for a resource. During the fetching, other requests should be put on hold ...
1
vote
0answers
58 views

Owncloud running Apache with Nginx as Proxy

I'm currently working on running our own Owncloud (version 9). I've done this several times with Apache but I'm having trouble configuring it with Nginx in the front as a Proxy. Nginx config server {...
1
vote
0answers
103 views

“double reverse proxy” from apache 2.4 to nginx to final destination ssl secured rocket.chat

I have two servers with webapplications behind one firewall. So only one can get natted the 80 and 443 ports. On the second one, which does not get the ports natted, I installed rocket.chat. The only ...
1
vote
0answers
33 views

Hardware choosing and Bandwidth limitations on NGINX reverse proxy on a VPS?

Good afternoon friends. We are currently growing our infrastructure of a SaaS application and require 2 app dedicated servers, each running multiple instances of a nodejs application. The company ...
1
vote
0answers
34 views

Reverse Proxy with https redirect in Lighttpd

I've got a django application here that uses a lighttpd reverse proxy. We recently moved it behind an elastic load balancer on EC2 and I'm having trouble working out the correct config to do what I ...
1
vote
0answers
28 views

Nginx serving to 2 ghost blogs in node.js

I'm trying to configure an Amazon EC2 instance running Amazon linux with nginx to serve two different ghost blogs in node.js. My understanding is that web traffic hits the public IP of the ec2 ...
1
vote
0answers
28 views

Reverse Proxy Nginx but cookies don't get through for WP admin

I reverse proxy a blog. It's hosted on Apache under a subdomain blog.example.com. In Nginx I have the following config in a server block. Everthing works except the cookies for the WP Admin panel ...
1
vote
0answers
24 views

How to protect nginx proxy from being spoofed by other reverse proxies?

I've recently noticed that one of my sites that's running behind nginx proxy became accessible via bunch of random domains. Some of them are proxies generated by sites like http://unblocksit.es and ...
1
vote
0answers
30 views

Handling errors with php on nginx reverse proxy, and mail response to admins

Is there a way to access the server response from php once Nginx detects an error, and mail the server response to the admins while at the same time show a custom error page to the visitor? Currently ...
1
vote
0answers
31 views

HttpPlatformHandler for Apache server

Is there something like IIS HttpPlatformHandler for Apache 2 server in reverse proxy role? I am specially interested in process management of HTTP listeners, to let Apache start the process if it is ...
1
vote
0answers
121 views

Nginx proxy with varying source address

I have a working nginx configuration to proxy all requests to a server from a range of source IPs. I currently have 20 source IPs set up, and the configuration is quite massive. I removed the other 18 ...
1
vote
0answers
50 views

Squid reverse proxy not able to cache

Not able to cache anything with squid reverse proxy, running in centOS6.5 squid.conf http_port 81 accel defaultsite=example.com:8080 no-vhost cache_peer example.com.ip.address parent 8080 0 no-...
1
vote
0answers
139 views

Apache (OWA) Reverse Proxy on Windows 2012 R2 stops responding

Recently I've swapped our old ISA Server with an Apache Reverse Proxy. The ISA Server only did reverse proxying for Exchange OWA. Because of this it was rather simple on my first thought. After I ...