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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106 views

How to configure Apache NTLM in order to get REMOTE_USER?

No matter where I put %{REMOTE_USER}, I got NULL. Can you please tell me how I can configure NTLM Apache in order to get REMOTE_USER ? RewriteEngine On #RewriteCond %{LA-U:REMOTE_USER} ...
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0answers
36 views

How to preserve the name of the remoteUser while reverse proxy?

I am using a software which enables me to log my operations and one the things it is loggin is the name of the remote user. Neverthless, I have a little problem since I am working on a secured ...
0
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1answer
54 views

Reverse proxy Apache rewrite rule doesn't work

I've an apache reverse proxy and i try to make a rules for redirects few urls of example2 to example1 but my rewrite rules doesn't work. I've try this in the vhost of example2 : ProxyPass / ...
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votes
1answer
55 views

Two physical servers on one IP behind one router [closed]

I asked this question on StackOverflow and was directed here to ServerFault. I searched the forums here and find 3 or so inquiries that are very similar but not quite the same (or maybe I just don't ...
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0answers
104 views

How to pass TCP-CONNECT from Internet through a Reverse Proxy to reach my local server?

I have this scenario: Some institutional severs between my institutional server and my VPS in Internet exist like men in the middle (Routers, Firewalls (NAT & Filters), DNS, SMTP relay, Proxy, ...
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1answer
79 views

Nginx Thin.Sock not found error [closed]

Cluster of 3 files (err.log,chat.yml,chat.conf for Nginx) : err.log : 2015/03/19 15:05:50 [crit] 1535#0: *79 connect() to unix:/var/www/chat/public/tmp/sockets/thin.0.sock failed (2: No such file or ...
0
votes
1answer
32 views

Apache Reverse Proxy with SSL handling

I am trying to use apache as a reverse proxy, and to off load SSL processing from the underlying Node Js application. I have the configuration defined but it doesn't look as though the system is ...
3
votes
1answer
158 views

ADFS 3.0 load balanced reverse proxy options

We are deploying ADFS on server 2012 R2. Microsoft recommends a minimum of 2 ADFS servers, and 2 servers running the web application proxy role in the DMZ. My question is: We already have in place 2 ...
3
votes
0answers
209 views

Nginx as a load balancer. Frequent upstream timed out (110: Connection timed out) while connecting to upstream

I'm trying to use nginx on a centos 7 virtual machine as a load balancer to replace an aging Coyote Point hardware device. However in one of our webapps we're seeing frequent and continual upstream ...
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1answer
36 views

How To …IIS, Reverse Proxy, URL Masking, Outbound .?

Here is the background On our website there is a a search function which communicates with Google Search Appliance (GSA). When the user lick on search it sends the request to ...
0
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1answer
30 views

NGINX Reverse Proxy PORT

I'm trying to implement a reverse proxy with nginx. But with the configuration above what I get is a wrong url in the browser: http://domain:9080/myLocation/something.html and what I need is ...
-1
votes
1answer
94 views

Can squid work as reverse proxy server for ftp, pop3 and smtp [closed]

OS is Ubuntu 14.04 Can squid work as reverse proxy server for ftp, pop3 and smtp? I need a server can work as reverse proxy server mode to proxy the http and ftp. I configure quid3 but I find it can ...
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0answers
44 views

Nginx reverse proxy from subdomains to ports

This is my entire nginx.conf file worker_processes 1; events { worker_connections 1024; } http { include mime.types; default_type application/octet-stream; sendfile ...
2
votes
0answers
178 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 ...
0
votes
1answer
143 views

https to http reverse proxy on Jetty 9

Okay, so basically what I want to do is set up a reverse proxy to serve https pages on nginx and redirect them to Jetty using http. The problem is that the servlet actually requires https and ...
0
votes
0answers
100 views

Squid3 Reverse Proxy - Force Cache and Suppress Version

I have been using pfSense for about 2 years now and I love it. One of my favorite features has come to be Squid2 and Squid3. Right now I am using Squid3 to run both proxy and reverse proxy. There are ...
1
vote
2answers
61 views

How do I make an front-end HTTP proxy to perform app maintenance without downtime?

We have a web application in Java (although the language is not really relevant for this question), and it is frontend by Apache via a simple proxy. Is there a way to queue all the HTTP requests from ...
0
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0answers
64 views

IIS 8.5 reverse proxy https to http

I have IIS 8.5 using url rewrites to handle requests from example.domain.com:80 to a process serving content on port 8080, this works fine over normal http. All content is served fine. I'd like to be ...
3
votes
0answers
118 views

HAProxy switch to backup on 500 errors and/or server down

I'm setting up an HAProxy in front of only 2 backend servers, with a particular configuration: any request should go to server A; but, if server A returns a 5xx error code, all request should go to a ...
1
vote
1answer
81 views

Active/Passive Reverse Proxy with nginx

I have two Websocket servers which working with Zookeeper & Curator as Active/Passive, if one server fails then second backend comes alive. I configured it the following way: upstream backend { ...
2
votes
1answer
96 views

Nginx redirect to port specified in URL

Is it possible to use Nginx to proxy from a URL like this: http://example.com/service/1234/foo.php?... to an internal service like this: http://example.com:1234/foo.php?... That is, extract a ...
1
vote
1answer
89 views

Nginx reverse proxy in nested locations

I'm using Nginx as a reverse proxy for multiple applications in multiple servers and I'm trying to add common cache directives to static files of each application. My original configuration is ...
0
votes
0answers
79 views

nginx catchall reurns bad gate way with $host in proxy_pass

I am currently using the following virtual server proxy setup on my development environment the defined virtual servers work fine but i am coming up with a bad gateway error when i hit my catchall ...
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0answers
61 views

Nginx: How to access my reverse proxied sites via separate subdirectories

I have 2 web applications that I want available under http://example.com/demo1 and http://example.com/demo2. My config below correctly reverse proxies to each site, and the site is mostly functional, ...
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0answers
50 views

Any benefits to proxying from nginx to tomcat behind cloudfront+elb?

Are there any additional benefits to having nginx sit in front of tomcat on our ec2 instances, when those instances are already only serving dynamic requests behind cloudfront and ELB? I'm thinking ...
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votes
1answer
204 views

UDP reverse proxy on Linux [duplicate]

I have a dedicated server which hosts game servers, and is vulnerable to DDoS attacks. I want to get a DDoS-protected VPS to act as a reverse proxy for UDP. The dedicated server's IP address is ...
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0answers
62 views

Substitute reverse proxy HTML with dynamic content in Ngnix

I'm setting up a reverse proxy for internal testing of various websites via multiple backends. In order to be able to dynamically add backends, I'm using a wildcard subdomain and parts of the ...
2
votes
1answer
342 views

Host Header Attack with reverse proxies

So I was tasked with researching a problem that was identified by an Acunetix web security scan. Here are the details about the scan: Host_header_attack Automated Detection of Host Header Attacks I ...
0
votes
1answer
161 views

Multiple domains and subdomains with SSL on single server with NGINX

I need to configure several domains on the same server, all with SSL and some of them being wildcard subdomains. I have the following domains pointing to same IP: projects.acme.com acme.server.com ...
0
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0answers
117 views

Apache Reverse Proxy with IPv6 troubles

Problem: IPv6 Client attempting to contact Server behind reverse proxy fails. In this example, client and server reside on the same machine. Client's IPv6 configuration: ip --oneline addr show 1: ...
0
votes
0answers
12 views

Apache2 on Ubuntu - Start external process on request?

I am using Apache2 on Ubuntu Server 14.04.01 LTS (i368). I would like to start an external process whenever a request comes in (The process started will actually get the request proxied to it.) I am ...
-1
votes
1answer
207 views

Configure Nginx as Reverse Proxy with Apache2 on CentOS7 enabled with SELinux

I'm working on a project for academic purposes, the goal is to use Nginx as a Reverse Proxy for Apache, so far i've installed Nginx and everything is ok, it's listening to port 80, but when i was ...
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0answers
62 views

Downloads fail after ~100kb using NGINX reverse proxy

I have a remote reverse proxy nginx server that feeds traffic to an apache web server. When a user attempts to download a file, it stops after approximately 80-100kb, and then the file is of course ...
2
votes
3answers
97 views

Redirect port 80 to 4848 for external connections

I have an application run natively on my computer and can access through browser and port 4848 : localhost:4848/xxx/xxx And I want to share it to other people through my IP. However, ppl can only ...
-1
votes
1answer
56 views

Control files fetched from upstream when using nginx proxy cache

we have a file sharing site in a local network and we trying to save links bandwidth usage to the max by caching static files in local nodes powered by nginx with caching enabled. Everything works ...
1
vote
0answers
13 views

Can mod_rewrite [P]roxy to an HTTPS url when the inbound request URL is HTTP?

I have a host (IIS6, running an implementation of mod_rewrite for windows, by a co called Micronovae. It works well) that has a site at http://some.host.com I also have another host (on Microsoft ...
1
vote
0answers
148 views

How to get Nginx to quickly switch to backup upstream server?

I've using Nginx to load-balance a websocket app that runs in multiple Node.js instances. When there are thousands of active connections, a single message broadcast could make Node spin in place for ...
0
votes
0answers
144 views

How to use WebDav with a proxy

I am having some issues trying to get my configuration to work correctly. I am running OwnCloud on one server 192.168.168.80 that has Sabre WebDav installed and Apache with MOD_Proxy on another ...
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votes
0answers
43 views

How can I handle redirects with mod_proxy?

I am trying to set up a simple reverse proxy with Apache's mod_proxy. server1.domain.com is the proxy, while server2.domain.com is the backend server and server3.domain.com another backend server. I ...
1
vote
0answers
82 views

IIS Reverse proxy and URL Rewrite don't work

I did following steps: Installed all neede features to IIS (URLRewrite 2.0, ARR, ...) Created default MVC Web Application in VisualStudio Added this web app as new site to iis (I can access it by ...
0
votes
0answers
52 views

HTTP Post over reverse SSH connection - data cut off

Here's a schema of the setup: Client --HTTP-Post--> SSH Server <--rSSH--> Camera An IP-Camera is behind a firewall / NAT and therefore opens a reverse SSH connection (tunnel) to a publicly ...
0
votes
0answers
80 views

Reverse proxy encrypted java traffic on non-standard TCP ports on Windows Server 2012 R2

I'm trying to find a software that will run on Windows Server 2012 R2 that can reverse proxy TCP traffic without caring about the layer 5-7 details. By reverse proxy, I mean the software needs to ...
1
vote
0answers
122 views

Configure nginx proxypass with node.js

What I'm trying to do is running a node.js app with nginx using the ProxyPass feature; my node.js app is execute at localhost:8888, and the this is my nginx configuration file server { listen ...
1
vote
2answers
76 views

Simple Nginx proxy_pass (driving me crazy)

Nagios is served by an nginx virtual server named "nagios" with the following configuration: # nagios server server { server_name nagios; root ...
0
votes
0answers
146 views

nginx not handling proxy_redirect when forwarding through another proxy

This is my configuration: location /nexus { 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_set_header ...
0
votes
1answer
29 views

Nginx: redirecting a directory to a virtual server

I have two Nginx virtual servers: server { listen 80 default_server; server_name antergos1; root /data/ } server { server_name nagios; root ...
1
vote
0answers
73 views

Apache reverse proxy context to Tomcat without a context

I have an Apache instance and two Tomcat instances. Apache is public facing https://public_url/app1 and https://public_url/app2 and should pass each context to the respective Tomcat instance. One of ...
2
votes
0answers
226 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 ...
0
votes
1answer
128 views

Nginx ip_hash behind proxy (Cloudflare)

We use nginx for our load balancing, and we need ip_hash to guarantee our server work fine. When we started using cloudflare, most our requests go for one server as it seems all of them are ...
0
votes
0answers
26 views

How to cache 404/500 pages with IIS ARR

I have been trying to set up ARR with IIS, but I can't find any clue how to make it cache 404 and other error pages locally as well. Is there a setting or workaround for that anywhere or something? ...