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 views

subs_filter_types when upstream server doesn't have “Content-Type”?

I'm using nginx_substitutions_filter for reversing-proxy. It works perfect, however I have tiny problem. This is what I have in configuration: subs_filter 'cats' 'dogs'; ...
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0answers
8 views

force upstream smtp outbound through proxy

Upon inspection of emails sent outbound to external domains, the backend is revealed as being the true sender, rather than the proxy itself. When sending within the domain, from local user to another, ...
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1answer
16 views

Using Apache variable

I'm trying to use Apache's OpenID authentication module. According to this page, I should be able to use the REMOTE_USER Apache variable to identify the user. I'd like to pass this as a header to an ...
2
votes
1answer
48 views

Is this reverse proxy configuration possible

I will first try to describe the problem I have. Let's say I have two different http servers running on two different ports behind firewall on my local machine: SERVER1: http://localhost:8001 ...
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0answers
16 views

NGINX reverse proxy with tcp module [on hold]

Thanks in advance. It's urgent. I am trying to configure NGINX as reverse proxy with tcp protocol. Please help me how to do it. We have an application which is used for interview calls it's NIPO ...
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1answer
27 views

Linux - reverse proxy - What is the easiest tool for powerful reverse proxy?

I am setting up a domain with a set of URLs per customer (customerx.domain.com) on a set of Debian servers. What is the best tool to redirect incoming requests to different servers and/or different ...
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1answer
32 views

NginX reverse proxy with iRedMail Apache2

On an empty VPS hosting, I managed to run the base iRedMail installation with Apache2 and LDAP and my roundcubemail was accessible at: https://www.mydomain.com/mail then I installed NginX, shutdown ...
0
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1answer
23 views

Setting up Nginx — redirecting requests to a auth server and getting redirected back to serve the request

Any incoming request on (x.x.x.x.x)--> redirect to x.x.x.x.auth.domain.edu -- > that authenticates a user and redirects back to x.x.x.x server. (With a cookie set, In my case it is EZproxy server ...
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1answer
12 views

Multiple logins for separate hosts behind Web Application Proxy 2012

We're running SharePoint 2013 and allow external access via Microsoft's Web Application Proxy. When I connect to SharePoint from it, the profile images do not load because they are served up from the ...
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1answer
16 views

Apache2 reverse proxy connections staying persistent, filling ssh channels

I have a webserver (Amazon Linux EC2 instance running Apache2), let's call it "server A", on which I have set up reverse proxy using: # (All the appropriate modules are loaded higher up in the conf ...
1
vote
1answer
29 views

nginx infinite 302 Found redirect loop

I am using nginx to map multiple domains to google app engine. in this specific case i map multiple domains to the same tenant. there is a configuration in my code that knows which domain is the main ...
0
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2answers
49 views

nginx reverse proxy or squid forward proxy (transparent)?

I have to implement a proxy server in front of a running production server to route and secure the production-server. On the production server multiple node.js applications listening on different ...
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1answer
44 views

An upstream response is buffered to a temporary file

I have a rather large and slow (complex data, complex frontend) web application build in RoR and served by Puma with nginx as reverse proxy. Looking at the nginx error log I see quite a few entries ...
-1
votes
1answer
59 views

Bind nginx on the same port for tcp and http [closed]

I have compiled nginx with the tcp_proxy_module by following this guide : http://stackoverflow.com/questions/12102110/nginx-to-reverse-proxy-websockets-and-enable-ssl-wss What I want to do is to be ...
0
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1answer
34 views

Apache SSL reverse proxy not correctly forwarding requests to non SSL hosts on localhost

I'm struggling to get my Apache config right. I'd like to terminate the SSL connection on Apache and proxy to the http servers on localhost. The setup is browser --> Apache (HTTPS) --> ...
0
votes
1answer
66 views

Configure Nginx as reverse proxy with upstream SSL

I try to configure an Nginx server as a reverse proxy so the https requests it receives from clients are forwarded to the upstream server via https as well. Here's the configuration that I use: http ...
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0answers
46 views

nginx proxy to Apache/PHP is slow

My setup: nginx is listening on port 80 and working as a reverse proxy (plus directly sending static files) Apache 2 is listening on port 8080 PHP is running in Apache 2 All running on one server ...
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0answers
15 views

Is there any benefit using an `upstream` group on a simple nginx reverse proxy?

What are the pros and cons using an upstream group in proxy_pass directive if there is only one upstream server? Is there any difference for instance in speed or "correctness"? For example: server { ...
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0answers
44 views

apache2 reverse proxy broken after modsecurity is installed ubuntu on 12.04.1

this is the first time I have run into issue like this one. I have a java application setting behind a apache2 using mod_ajp on 8009. I have noticed that I could not get the client's IP so I have ...
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0answers
27 views

Mod_jk workers configuration

Newbie in Apache/mod_jk config here... I'm trying to configure uriworkermap.properties to achieve the following: enable access only to my Web-Apps, eventually filtering by web-app context. What I did ...
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2answers
44 views

Nginx proxy cache 301 redirects but ignore querystring

We have a lot of ad-based traffic that pass various query string params on the URL, but these do not affect the content/output of the pages. I currently have the following nginx proxy cache ...
0
votes
1answer
17 views

Single sign-on with Chef

I'm getting my personal infrastructure set up (Gitlab, Jenkins, etc.) and I'm planning on using OpenID for single sign-on. I understand that SSO works for Gitlab and Jenkins. Would I be able to ...
0
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1answer
132 views

Apache Reverse Proxy for Sharepoint Remembers Credentials

I'm facing a weird problem with my Apache reverse proxy setup for a Sharepoint server. When I log into the Sharepoint via proxy and then someone else opens the Sharepoint via proxy, he is already ...
1
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0answers
21 views

How configure cloud hosted Wordpress as a subdirectory of self-hosted site [closed]

A client hosts their primary domain on IIS6. We want to host their Wordpress blog with a cloud hosting service but keep the URL as a subdirectory to their primary domain for SEO purposes. Is this ...
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0answers
91 views

Configure Reverse Proxy on MikroTik RouterOS with different web application ports

Let us say I have two dns records: a.example.com b.example.com I configured my routeros to act as a reverse web proxy for these two urls and forward the traffic to the local ip address of the server. ...
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0answers
32 views

ProxyPass and mod_cache

Our content changes once a day, and now we are looking to use Apache ProxyPass AND mod_cache to speed up the site. Basically, this is the context: WWW => Apache2.2 => internal (slow) web server ...
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1answer
33 views

How to use services secured by our gateway IP from clients outside our network?

I work for an organization that uses a managed host for App1 and a collection of apps, App2..N App1 is a web application, hosted on a linux webfarm by a large vendor - and it uses a forms-like ...
1
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1answer
24 views

Nginx reverse proxy server not serving cached homepage correctly

I've been configuring a new server for a web development client recently, and run into an interesting problem. The site is fairly high-traffic, but the CMS is fairly heavy and inefficient at ...
-1
votes
1answer
42 views

Reverse proxy without URL Rewriting

I have been asked to setup a reverse proxy but one of the requirements is that no URL Rewriting be performed. I'm trying to wrap my head around this since to me it seems that without rewriting the ...
-1
votes
3answers
30 views

Change URL in Source with reverse proxy?

sometimes we make copies of live sites on another server to test new features. A lot of CMS systems hardcode the URL in the database, so it is not possible to just use another URL. On our local ...
0
votes
1answer
79 views

How to proxy a server based on domain name of request using nginx?

There is a situation where firstly all current requests should work as they currently working for certain domain name. For example www.hello.com A dynamic dns is going to point to the same static ip ...
0
votes
1answer
26 views

Use nginx as caching proxy with no conditional get from client

I would like Nginx to be set up as a reverse proxy with caching in front of another web server (origin server). I understand how to do this much. But what if I don't want to depend on the web browser ...
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0answers
42 views

Provide SSTP VPN and normal HTTPS Websites over the same Port and IP?

In my little lab I want to use SSTP VPN AND a HTTPS-Webpage, which should be accessible from the internet. I just have 1 public IP and the lab is behind NAT (Port forwarding 443). SSTP already works ...
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0answers
102 views

Using Https between Apache Loadbalancer and backends

I am using an apache (2.4) server configured as loadbalancer in front of 2 apache servers. It works fine when I use http connections between loadbalancer and backends, however using https does not ...
0
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0answers
19 views

Is it possible to add resume functionality to an Apache caching reverse proxy?

Our company's proxy is a rather typical corporate setup: it man-in-the-middles SSL connections, tries virus-checking on download and so on. As usual, this setup is rather flaky, which often results in ...
0
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0answers
32 views

Check for errors in body not header using nginx proxy_next_upstream

I know you can use proxy_next_upstream to check for http_xxx and if it is NOT 200 OK then use the next backend... But can we write a regex to check the returned body for a specific message? For ...
1
vote
0answers
43 views

Use nginx reverse proxy for redirection

I have a.b domain (for example) and want to serve some github pages (username.github.io/project) in a.b/c. It means that I also want to keep my browser url to a.b/c and showing contents of ...
0
votes
0answers
68 views

Can I prevent Apache ProxyPass from returning HTTP 401?

I have Apache 2.2.22 acting as a proxy server, and it's doing authentication against an LDAP server: <Location /app> AuthType Basic AuthName "Test access" # ..mod_auth_ldap config ...
2
votes
2answers
50 views

Reverse proxy for 3 websites all on root context

We're struggling with the following problem and trying to understand what's the best way to deal with this. The general goal is such: --> example.com/app1 --> app1.com/ --> ...
-2
votes
1answer
51 views

Should i use DNS or Proxy for server resolution? [duplicate]

We have a custom java web app. We are setting it up in instances in different vps (different providers, different locations).Each instance is independent and self contained. We have several docens of ...
0
votes
0answers
15 views

IIS reverse proxy with caching to same host

I'm trying to get IIS to act as caching reverse proxy, but the cache hit is always 0%. And I really cannot tell why. And the docs always talk of a server farm setup, which is clearly not what I want. ...
1
vote
1answer
73 views

AWS: network ACL blocks outbound traffic

I am implementing a REST service in Amazon AWS. The internal servlets listen on numerous ports like 8080 and 9000, and an Apache configured as a reverse proxy serves them with proper URL schema using ...
0
votes
0answers
41 views

How to diagnose sporadic performance issues?

I have a web application with very varying response times and can't find out what causes that. That's the (quite complicated) setup: Powerful (i7, 32GB RAM) dedicated server in a German data center, ...
1
vote
1answer
31 views

Nginx reverse proxy gives 404 with static content requests

Our setup is two servers: One serves WP installation The other one is used for extra custom functionality. Server 1 that hosts WP is using Nginx as web server and reverse proxy to Server 2. In ...
3
votes
1answer
201 views

Reverse proxy for mixed tcp, udp, and http services

I'm building an architecture that will be hosting various services which individually maybe listening on a variable number of ports that could be mixed protocols. I want to map these services to ...
0
votes
0answers
164 views

Nginx cookie path for JSESSIONID not set

I have a problem with the JSESSIONID of a web application that is running on a Tomcat. The webapplication is running at https://alm-staging.domain.de/webclient.webapp/. Nginx should proxy all request ...
0
votes
0answers
97 views

Confluence Proxy Error Reason : Error reading from remote server

Since this morning I have trouble accessing my confluence. It's on an Ubuntu 12.04 server. The error itself is this Proxy Error The proxy server received an invalid response from an upstream ...
2
votes
1answer
192 views

Apache/2.2.22 (Ubuntu) mod_proxy, mod_filter and mod_substitute

When trying to substitute content from text content-types using mod_substitute and mod_filter it does not work with reverse proxy config. <virtualhost *:80> ServerName rp ProxyRequests ...
1
vote
0answers
67 views

Varnish as Reverse Proxy Server for Rubygems

I want to setup a cache server for Rubygems, as I'm currently based in Vietnam and the international internet connections are pretty slow. I have been trying to get this done via Varnish, but after ...
0
votes
1answer
73 views

nginx config fails with SSL key/pem (unique case)

I am trying to install SSL on my nginx reverse proxy with certified ssl keys but i get this message when i try to restart server: Restarting nginx: [emerg]: ...