Questions tagged [mod-proxy]
Module for the apache webserver with which apache can be used as proxy server. With this module apache can act as a regular proxy, or as a reverse proxy for upstream servers.
691
questions
38
votes
2
answers
82k
views
Proxy Pass not working
I am attempting to get ProxyPass to work on my OpenSUSE 13.1 install.
I have tried:
a2enmod proxy
a2enmod proxy_http
a2enmod proxy_connect
systemctl restart apache2
systemctl reload apache2
(All ...
- 481
36
votes
3
answers
59k
views
How to Exclude an URL for Apache Mod_proxy?
We have two Apache server as front-end and 4 tomcat server as back-end configured using mod_proxy module as load balancer. Now, we want to exclude an single tomcat url from the mod_proxy load balancer....
- 1,969
29
votes
9
answers
110k
views
Apache2 Proxy timeout
I have Apache2 with PHP + PHP-FPM configured according to:
http://wiki.apache.org/httpd/PHP-FPM
I am writing a script that will take a long time to execute on an internal Vhost, but keep getting ...
- 405
25
votes
6
answers
114k
views
How can I enable logging for requests going through mod proxy
Is there a way to log requests going through mod proxy? I need a way to debug my configuration, because I don't seem to be getting where I should be. I need the following information:
headers of ...
- 561
22
votes
3
answers
67k
views
Intermittent error when using mod_proxy to do reverse proxy to SOAP service
I get this error every few minutes when using mod_proxy as a reverse proxy to a SOAP web service. There's probably 3 or 4 requests going per seconds so we're talking around 1 or 2 out of every ...
- 1,767
20
votes
1
answer
18k
views
Do Proxypass Directives need a ProxyPassReverse Directive?
Do all ProxyPass Directives need a ProxyPassReverse Directive?
ProxyPass / http://foo.example.com:8080/
ProxyPassReverse / http://www.example.com/
I saw this snippet, and understand that all ...
- 559
19
votes
2
answers
39k
views
What is the use of ProxyPassReverse Directive
Definition from apache.org says:
This directive lets Apache httpd adjust the URL in the Location, Content-Location and URI headers on HTTP redirect responses. This is essential when Apache httpd is ...
- 303
19
votes
3
answers
71k
views
Apache proxy not working for a localhost port
I have Apache 2.2.15 running on port 80 and want to proxy a servlet engine on localhost port 8983. I have the setup running on another server, but have moved to a CentOS 6 machine. It's not working ...
- 413
17
votes
2
answers
102k
views
Apache URL rewriting in reverse proxy
I'm deploying Apache in front of a Karaf-hosted application (Apache and Karaf are on separate servers). I want Apache to operate as a reverse proxy and also to hide part of the URL.
The URL to get ...
- 443
16
votes
1
answer
15k
views
serve all requests via proxy *except* a specific one
I have the following in my httpd.conf
<VirtualHost *:80>
ServerName foo.org
ServerAlias www.foo.org
<Proxy *>
Options FollowSymLinks MultiViews
Order allow,...
- 323
13
votes
3
answers
79k
views
Help me understand how to use ProxyPass
UPDATE: I added a revised question after playing around with it two answers below.
Hi there,
If you're reading this you're probably familiar with Apache's mod_proxy and its ProxyPass function. Like ...
Bartek
13
votes
2
answers
12k
views
Apache mod_proxy vs mod_rewrite
What is the difference between using mod_proxy and mod_rewrite?
I have a requirement to send certain url patterns through the tomcat, which runs on the same host but under port 8080. I know this is ...
- 585
13
votes
1
answer
13k
views
Apache httpd error "proxy: ap_get_scoreboard_lb" with ProxyPass
I set up apache to proxy for tomcat but I am getting the following error when I target the page. I sometimes get a blank page or a 503:
[Error]
[Mon Dec 03 04:58:16 2012] [error] proxy: ...
- 1,445
13
votes
3
answers
47k
views
proxy: pass request body failed
I'm trying to enable proxy virtualhost:
<VirtualHost *:80>
ServerName xxxxx.domain.tdl
SSLProxyEngine On
SSLProxyCheckPeerCN on
ProxyPass / https://localhost:1234
ProxyPassReverse / ...
- 636
11
votes
2
answers
32k
views
setting up a basic mod_proxy virtual host
I'm trying to set up a basic virtual host to proxy all requests to test.local to a WEBrick server I have running on 127.0.0.1:8080 while keeping all requests to localhost going to my static files in /...
- 113
11
votes
1
answer
21k
views
Apache Httpd Custom ErrorDocument 404 When ProxyPass returned 404
I have an Apache web server in front of another application server, using Proxy Pass. When the request to application returned error 404, I want to show custom error page from the web server not the ...
- 225
11
votes
1
answer
8k
views
How can I configure mod_proxy not specifically not cache 503 errors?
This is my mod_proxy config:
<IfModule mod_proxy.c>
<Proxy *>
Order deny,allow
Allow from all
</Proxy>
ProxyPass /manage/ http://localhost:9000/manage/
ProxyPassReverse /manage/ ...
- 6,092
10
votes
3
answers
71k
views
"No protocol handler valid for the URL" with httpd mod_proxy_balancer
I'm trying to set up failover for a reverse-proxied server with a localhost static copy of resources that would usually be served by a content management system. I've used wget to grab a static copy ...
- 1,115
10
votes
1
answer
58k
views
How to pass a request from one apache server to another
I have two Apache Servers with mod_proxy enabled. I want to know how to "pass the request" from "Apache Server A" to "Apache Server B" using the same port (80).
In server ...
- 233
10
votes
3
answers
23k
views
ProxyPreserveHost on individual proxypass rules
I have two proxypass rules on my web host, one that points to a local varnish instance for caching purposes, which I want ProxyPreserveHost enabled for, and another that points to a third party hosted ...
- 251
10
votes
1
answer
41k
views
Use apache as a HTTPS to HTTP Proxy
I'm trying to configure Apache on Centos 6 to proxy and reverse proxy traffic to an http server of a third party provider.
The setup should work like this:
https://mydomain.com/proxy/
proxies all ...
- 203
10
votes
3
answers
12k
views
Understanding apache 2.4 mod_proxy_fcgi and RewriteRules in htaccess
We've recently switched one of our web servers to apache 2.4 and running PHP via php-fpm and mod_proxy_fcgi. Most everything works quite well, but there is one problem that I don't understand yet. One ...
- 223
10
votes
2
answers
28k
views
How to configure mod_proxy to ProxyPass based on http vs https?
I have Apache Tomcat running with SSL enabled. I have Apache HTTP Server acting as a reverse proxy so my if users hit http://myserver/tomcat/ they are passed to http://myserver:8080.
ProxyPass /...
- 387
9
votes
1
answer
19k
views
Apache ProxyPass or ProxyPassMatch to exclude a file from proxying
I have a VirtualHost set to proxy all requests to another server running on port 9000.
What I have :
ProxyPass / http://localhost:9000/
ProxyPassReverse / http://localhost:9000/
What I've tried :
!...
- 463
9
votes
3
answers
17k
views
Apache mod_proxy: forward secure websocket to non-secure
The websocket library I rely on (PHP-Websockets) does not yet support secure sockets (wss). My website is served over https though, so I cannot use insecure ws connections.
I'm trying to use Apache's ...
- 411
9
votes
1
answer
14k
views
Gunicorn behind apache link to localhost
I have a gunicorn serving a flask application behind Apache using mod_proxy.
Gunicorn is on http://localhost:8080/. Let's say my server is on http://example.com/
Sometimes when I post an invalid ...
- 193
9
votes
3
answers
6k
views
Apache Reverse Proxy Java Application Server CLOSE_WAIT Connections
I've got Apache setup as a reverse proxy for a Java Application server (GlassFish) and I noticed there are about 100 connections in the state CLOSE_WAIT even on an idle development system:
sudo ...
- 440
8
votes
5
answers
9k
views
How do I smoothly migrate a web server's DNS from one IP address to another?
I currently have a domain name registered for a Linux/Apache server that I am going to replace with another on a new IP address.
Migrating the data will be relatively quick and a 5 minute disruption ...
- 2,672
8
votes
2
answers
19k
views
Rewriting 302 App Server ReDirect URLs with Apache Proxy in the Middle
I have an odd setup. It looks like this:
Browser ----------> HTTPs Proxy ------> Apache HTTP -----> Tomcat AJP
HTTPS HTTP AJP
On the HTTPS proxy (a ...
- 171
8
votes
1
answer
11k
views
mod_deflate - Optimal configuration for most browsers
I was wondering if someone here could help me determine the optimal standard configuration for using mod deflate with Apache. Basically, mod_deflate recommends using the following configuration for ...
- 1,253
7
votes
2
answers
20k
views
mod_proxy returns 503 errors even after proxied service is back up
I have a setup with Apache2 as a front-end server for multiple python apps served by gunicorn. My Apache2 setup using mod_proxy looks like this:
<VirtualHost *:80>
ServerName example.com
...
7
votes
4
answers
31k
views
REMOTE_USER through Apache reverse proxy
I have an Apache webserver with mod_proxy enabled and a Virtualhost, proxy.domain.com. This proxy is configured to prompt the user for credentials with AuthType Basic. Then, the content of web.domain....
- 567
7
votes
2
answers
10k
views
How to configure mod_proxy_balancer to gracefully fail under high load
We have a system which has one Apache instance in front of multiple tomcats. These tomcats then connect to various databases. We balance the load to the tomcat with mod_proxy_balancer.
Currently we ...
- 230
7
votes
3
answers
27k
views
Apache ProxyPass Missing Images
I have a apache server that sits in front of my glassfish server. mydomain.com goes directly to my static files on apache, than if you hit the subdomain forum.mydomain.com it goes to the glassfish ...
- 185
7
votes
2
answers
36k
views
In Apache how to define multiple ProxyPass to different servers with the same context-root?
** updated with workaround at bottom of this answer **
I have a requirement for my webapp to proxy to 2 external reporting servers.
So I will have a menu-item for each external reporting server.
But ...
- 89
7
votes
2
answers
13k
views
Rewrite URL before passing to proxy Lighttpd
I'm trying to setup a reverse proxy in lighttpd, such that all requests (and only those requests) under /mobile/video is redirected to the / directory of a secondary web server. This is pretty easy in ...
- 217
7
votes
2
answers
11k
views
Apache httpd workers retry
I have an Apache httpd web server running mod_proxy and mod_proxy_balancer. The whole of /somedir is sent to 2 worker machines which service the requests using the round robin scheduler. Each worker ...
- 275
7
votes
1
answer
12k
views
ws protocol and apache mod_proxy_wstunnel configuration: error 500
I got an error 500 when trying to access to ws://localhost:8080/ via my Apache2 server. This server runs OpenSuse Leap 42.1 and Apache 2.4.16.
These Apache2 modules are enabled: mod_proxy, ...
- 171
7
votes
1
answer
3k
views
Add a header depending on the proxied response code with apache
I use Apache 2.2 with mod_proxy to some 3rd party HTTP server.
As it doesn't send any Cache-Control header, I want to add one of 1 day for response code 200, 5 min for 404 and 0 for any other ...
- 2,404
6
votes
3
answers
20k
views
IPtables block port 8080 but not for localhost
Currently I have an application that is running on 8080 front-ended by mod_proxy.
<Location /hudson>
Order allow,deny
Allow from all
ProxyPass http://...
- 1,645
6
votes
4
answers
3k
views
mod_jk or mod_proxy
I tried googling and the only articles I found comparing these two were from 2005 down to 2002. I just set up my first Tomcat instance to run Jira for a project I'm doing. I want to proxy this ...
- 512
6
votes
5
answers
4k
views
mod_proxy -- should I be nervous?
To the best of my knowledge, I have all the mod_proxy stuff disabled on my Apache production server. What's a reasonable way to test or confirm that? Looking at my httpd.conf I can tell you that any ...
- 3,424
6
votes
1
answer
17k
views
Why are http headers not set when I use proxypass on apache2.2
I have an apache2.2 server with mod_proxy and mod_headers installed. On a request running with a ProxyPass directive, none of the Header set directives work, ie the header's aren't set in the ...
- 2,430
6
votes
2
answers
6k
views
Apache ReverseProxyPass redrects to http rather than https
I have a reverse proxy setup using apache mod_proxy:
<VirtualHost *:443>
ServerName reverse.server.com
ProxyPass / http://10.1.9.11:3000/
ProxyPassReverse / http://10.1.9.11:3000/
...
- 1,309
6
votes
1
answer
60k
views
how to fix apache2 "proxy_http:error" AH01102: error reading status line from remote server localhost:4382
how to fix apache2 "proxy_http:error" AH01102: error reading status line from remote server localhost:4382.
I have an apache2 webserver which is being used to serve few nodejs applications in the ...
6
votes
2
answers
13k
views
Apache: honouring the DNS ttl in proxy-pass
We’re trying to set a bunch of Apaches 2.4.18 to proxy pass the requests it receives to our partner's upstream server. Our partner uses Amazon’s Elastic Load Balancing and thus the only we know about ...
- 71
6
votes
1
answer
9k
views
ProxyPass only if file doesn't exist
I've seen this example:
RewriteCond %{DOCUMENT_ROOT}/%{REQUEST_FILENAME} !-f
RewriteRule ^/(.*)$ balancer://app_cluster%{REQUEST_URI} [P,QSA,L]
I need a similar thing that will delegate to mod_proxy ...
- 163
6
votes
1
answer
7k
views
How to configure apache's mod_proxy_html to work as an ajax proxy?
I'm trying to build a web site that let's you view and manipulate data from any page in any other website. To do that, I have to bypass 'Allow Origin' problems: i'm loading the other domain's content ...
- 171
6
votes
1
answer
1k
views
Apache Remote proxy for a reverse proxy SNI mismatch
Having an issue with our setup of an Apache-2.2 and a reverse proxy which is proxied to via another device.
flow is:
Apache A -> proxy.abc.net -> Apache B
The error we get on Apache B is
Hostname ...
- 61
6
votes
2
answers
4k
views
GitLab CE 7 behind Debian 8/Apache 2 virtual host: can’t access assets
On Debian 8.0 I’m trying to have Apache 2.4.10 manage a GitLab CE 7.10 Omnibus
installation as a virtual host.
Setting and goal
Apache 2 is already set-up and running several virtual hosts that all ...
- 200