Device or program that stands between two or more interconnected programs/devices

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4
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0answers
214 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 ...
4
votes
0answers
368 views

Proxy Server setting stuck on Server 2003 R2 for Windows Updates

Stay a while and listen. This is going to be a long one. We've been having a problem the last couple of months with Updates on very specific Microsoft Server 2003 R2 Machines. This problem has ...
4
votes
0answers
193 views

Continuous ping on proxy preventing https requests, why?

I hope someone can help me solve this mystery. I have a small linux box which is configured as a transparent proxy on my network. I'm trying to run a script at startup that does a continuous ping to ...
4
votes
0answers
2k views

Why does Nginx's proxy_intercept_errors directive require a rewrite to work properly?

Following is a sample Nginx server configuration. Without the "magical talisman" location block, proxied error content results in an Nginx 404 page rather than the customized error page being served. ...
4
votes
0answers
535 views

NGINX mod _proxy_html available?

Somebody created already a similar http://apache.webthing.com/mod_proxy_html/ mod_proxy_html module for Nginx? I think the closest module would be http://wiki.nginx.org/HttpSubsModule but I have no ...
4
votes
0answers
2k views

Dante (SOCKS server) not working

I'm trying to set up a SOCKS proxy using dante for testing purposes. However, I can't even get it to work with a web browser, after looking at several tutorials on how to do that. I've tried in both ...
3
votes
0answers
77 views

Openshift SSH permission denied through corporate proxy

am trying to connect local->cntlm->company proxy->rhcloud host. I have the keys uploaded to rhcloud and GitHub. With the current configuration with corkscrew i am able to connect to git via ssh. ...
3
votes
0answers
24 views

Anubis as GPG proxy

I'm trying to setup GNU Anubis to act as a sort of proxy to sign/encrypt emails coming from a service. The service is currently configured to send email using our SMTP server. The idea would be to ...
3
votes
0answers
448 views

Nginx not honoring must-revalidate

I want to use nginx as a caching reverse proxy. I also have a special requirement, which I thought could be accomplished with nginx. I am using Amazon s3 as origin server and I use signed urls to ...
2
votes
0answers
245 views

400 bad request from a proxy cache

So we have an nginx proxy cache that is used to maintain uptime even if npm goes down. On occasion this server (noticeably once every few months) starts returning 400 bad request for every response ...
2
votes
0answers
37 views

How can I throttle the rate of messages with a transparent proxy server?

I am trying to run a client software that connects to a socket server and downloads data. My problem is that the socket server has a max rate of messages per second, and it disconnects a client if ...
2
votes
0answers
272 views

nginx redirects requests from apache proxy to real server address

Description: [server 1] <-|-> [server 2] [Apache] <-|-> [nginx <--> gunicorn <--> django] Apache is running on a server 1 which silently redirects just one subdomain to ...
2
votes
0answers
31 views

Evaluating and redirecting http requests

I am trying to evaluate traffic on port 80 to determine whether or not if we need to redirect a request, or pass it through, while being transparent. Scenario: User connects to our system via Wifi. ...
2
votes
0answers
1k views

Squid Logs NTLM usernames only for certain requests

Currently I have squid 3.2 setup with NTLM authentication and LDAP Group pulls. I also have MySar running to pull the reports. It seems that the way the logging works is by passing them twice, one to ...
2
votes
0answers
602 views

setting up mod_proxy - plesk, apache, .htaccess?

I want to set up mod_proxy to work so that my blog is running under a subdirectory of my site rather than subdomain so i get the seo backlink benefit. What im looking to do is get my tumblr blog ...
2
votes
0answers
380 views

Nginx as a proxy doesn't allow to access backend (Apache) content which is password protected

I have apache as a backend and nginx as a frontend. Some content is password-protected by Apache (HTTP Auth). When I access it directly - everything works fine, bur when I try it through nginx - ...
2
votes
0answers
562 views

FTP proxy with SSL support

I have a bunch of LXC containers with vsftpd daemon installed on each. I would like to forward/proxy traffic from dom0 server port 21 to particular containers based on ftp user name e.g. ...
2
votes
0answers
492 views

Ubuntu SOCKS proxy setup with two interfaces - how to pass DNS

I setup a SOCKSv5 server (Dante) on Ubuntu with two ethernet interfaces: eth0 is connected to my WAN with a static routable IP eth1 is connected to my LAN with a private IP I have a client ...
2
votes
0answers
578 views

Replacing TightVNC with alternate client (CONNECT parameter)

I am in the process of reverse engineering an existing system in an attempt to replace their existing TightVNC applet with something else (hopefully NoVNC if at all possible). So far, here is what I ...
2
votes
0answers
834 views

Squid Proxy - https working but http sites not working

I've got a Squid proxy configuration file I have been working on for a few days. And I'm stuck on this one last issue. I finally got https URLs to work via the proxy but http URLs do not work. What am ...
2
votes
0answers
288 views

can apache “fetch and return” 302/301 redirects when proxying?

So im using ProxyPass directives to redirect to an internally hosted API: ProxyPass /api/ http://internal.api.server/ ProxyPassReverse /api/ http://internal.api.server/ Which all works fine. ...
1
vote
0answers
33 views

Apache authentication with PHP file

Is it possible to have authentication in Apache (or for example Nginx/HAProxy/etc) with a PHP file? What I want is the following: User visits a portal (index.php). Apache will look if index.php ...
1
vote
0answers
181 views

Proxy PAC not working

I have an insanely simple proxy pac file i'm trying to get working.. it looks like this: function FindProxyForURL(url, host) { return "PROXY 66.232.xxx.xxx:808"; } FYI, I xxx'd out the IP to ...
1
vote
0answers
15 views

Nginx: Logging 403's from proxies

So our server setup goes like this: www <-> nginx <-> backend services The internal services require authorisation, which often fails with a 403 if a user's token is incorrect and so ...
1
vote
0answers
26 views

Make a basic auth client authenticate on a digest auth proxy server

My company has a legacy application which needs to connect to the Internet. Unfortunately, our network staff has changed the proxy settings in order to accept digest authentication only, which this ...
1
vote
0answers
122 views

Unable to configure CNTLM

I am setting up a proxy server on my linux system using CNTLM. I have edited the cntlm.conf file and made the following changes- # # Cntlm Authentication Proxy Configuration # # NOTE: all values ...
1
vote
0answers
23 views

Nginx proxy to tomcat7 webapp secured with shiro

So I have a Java (Spring 4 + Shiro) web app running in Tomcat7 on dedicated server. I'm trying to configure Nginx so that my application would be reachable by simply going to www.example.com instead ...
1
vote
0answers
659 views

Squid 3.5.4: ssl bump: error - Error negotiating SSL connection on FD 10: Success (0)

I am trying to install squid 3.5.4 (on docker, running debian 8) and run it in ssl-bump mode. Compilation: ./configure --prefix=/opt/squid --srcdir=. --disable-maintainer-mode \ ...
1
vote
0answers
250 views

Protocol not available errors in squid3

I set up a transparent cache proxy on my Raspberry Pi with Squid3. Everything seems to be working fine and Squid is caching everything it's supposed to and working perfectly. The cache.log is filled ...
1
vote
0answers
39 views

Redirect apache forward proxy users to local apache site

I want all users connected to my apache proxy to be redirected to one apache page hosted on the same server. I'm comfortable proxy rewrites, 301s, proxypass etc but not sure how to redirect all ...
1
vote
0answers
34 views

Is it reasonable to use an external website as a health check

I have a 4 proxy servers spread across a couple of datacentres that serve a large number of users on a WAN. These are load balanced using an F5 GTM located at each site. My goal is to write a health ...
1
vote
0answers
49 views

Openshift proxy timeout

I have an application hosted with Openshift and I need it to generate some Excel reports. The report generation process can take a long time (over 5 minutes). This causes the the client to see a 502 ...
1
vote
0answers
89 views

Nginx proxy_cache / Varnish - parallel requests trigger multiple requests to backend?

I am looking for a HTTP reverse proxy that will handle HTTP live streaming use cases in a performant manner. Assume file/fragment sizes up to 4MB with a constant load of client requests for the same ...
1
vote
0answers
62 views

Configurable ftp-proxy with LDAP authentication

I am looking for solution for following situation. I have bunch of ftp account (many servers) and many users. They need access to that servers. I don't want to give every user passwords to every ...
1
vote
0answers
353 views

Squid intercept proxy stuck with forwarding loop

I'm trying to set up a debugging proxy using Squid, mainly to test our own client communications library for various proxy types (one possibility with our client, is to connect to an external ...
1
vote
0answers
106 views

Lighttpd Proxy -> Apache SVN mod_dav_svn - Stuck via command line but works in browser

I have a confusing problem. I have installed a long time ago Apache 2.4 with mod_dav_svn to be able to access my repos via https urls. It all works fine with Apache only. Now i switched to lighttpd ...
1
vote
0answers
63 views

Do modern web browsers always send the web server's hostname in the SNI extension header?

When a web browser that supports Server Name Indication (SNI) connects to an HTTPS site, does it ALWAYS send the hostname in the SNI field? That is, there is no way for a web browser to know if the ...
1
vote
0answers
128 views

proxy parameters with nginx

I'm trying to use nginx to proxy a request with parameters to a shoutcast stream. I've tried a couple things but can't seem to get it working right. First try was this location /music/ { ...
1
vote
0answers
82 views

SSL Proxying with mutual authentication

I have a bunch of backend servers each them should make https-requests. I want all my https traffic inspected and controled by few number of machines (many times fewer than server farm) - that's why I ...
1
vote
0answers
49 views

Weird proxy behaviour

I recently installed a computer in a network that is behind a proxy, I configured a reverse ssh tunnel to connect to it, and tunneled the ssh connection with corkscrew to connect to a server, this ...
1
vote
0answers
283 views

Performance issues with Apache + Django + socket.io (long-polling) + Proxy

I'm trying to set up a website with django, apache and socket.io. Thanks to some tutorials and other stackoverflow questions, I managed to make everything work, except for a severe lag, that occurs ...
1
vote
0answers
40 views

Trying to run 2 dante servers on 1 vps

I purchased a vps for the purpose of using it as a socks5 proxy with dante, my vps has a second ip on the interface venet0:1, I'm wondering how I can use that ip as a proxy along with the ip on ...
1
vote
0answers
66 views

Hudson proxy configuration on amazon EC2-VPC instance

I am using EC2 VPC instance. For Hudson installation of plugins, I hit the command java -jar Hudson.war --httpPort=8888 After this, I opened url http://127.0.0.1:8888 in instance's internet ...
1
vote
0answers
29 views

How can I proxy requests to a specific IP to a different IP on OS X?

On OS X how can I setup a route so that when I make a request to 10.0.0.1 it is redirected to localhost? Right now I can do curl localhost:3000 and get back a blob of HTML from my running node web ...
1
vote
0answers
265 views

Lighttpd and Discourse (Docker): configuring mod_proxy

I have trouble configuring Lighttpd to serve the various services hosted on my server. Lighttpd acts as a front, and I have several DNS records, each for a different subdomain, redirecting to the same ...
1
vote
0answers
223 views

Set Headers for JSON in Apache proxy

Hello I try set header JSON in Apache proxy. I need this for test login in website. Below I put my apache config. <VirtualHost *:80> ServerName zx.xxxxxxx.xxxxxx.fr ServerAdmin ...
1
vote
0answers
68 views

Owncloud - Proxy changes certificate

I'm running an owncloud server 7.0.2 with apache(Ubuntu host) and configured it to use a self-signed ssl certificate. Everything works fine on my home-PC On an other machine I would like to use the ...
1
vote
0answers
47 views

gpo ie user force update

We use two 2008 Domain-Controllers and one 2012 DC In a gpo we set the proxy for IE-11 per user. eg: X use proxy, server: proxyserver, port: 3131 This gpo is not mandatory, so users could change ...
1
vote
0answers
3k views

consequences of disabling 'The WinHTTP Web Proxy Auto-Discovery Service '

I am dba responsible for several sql boxes running sql2008 standard on Windows 2008r2 datacentre Servers. Every now and again I see a spike in cpu which coincides with the event "The WinHTTP Web ...
1
vote
0answers
215 views

Transparent Squid Proxy – issue opening a page in Internet Explorer

I set up Cisco Wccp + Squid on Suse Linux Enterprise 11 SP3. Firefox opens our intranet portal pages with no problems. I can see requests to squid. I see cache hits and access in squid log. I see ...