502 Bad Gateway with nginx + apache + subversion + ssl (SVN COPY)
- by theplatz
I've asked this on stackoverflow, but it may be better suited for serverfault...
I'm having a problem running Apache + Subversion with SSL behind an Nginx proxy and I'm hoping someone might have the answer. I've scoured google for hours looking for the answer to my problem and can't seem to figure it out. What I'm seeing are "502 (Bad Gateway)" errors when trying to MOVE or COPY using subversion; however, checkouts and commits work fine. Here are the relevant parts (I think) of the nginx and apache config files in question:
Nginx
upstream subversion_hosts {
server 127.0.0.1:80;
}
server {
listen x.x.x.x:80;
server_name hostname;
access_log /srv/log/nginx/http.access_log main;
error_log /srv/log/nginx/http.error_log info;
# redirect all requests to https
rewrite ^/(.*)$ https://hostname/$1 redirect;
}
# HTTPS server
server {
listen x.x.x.x:443;
server_name hostname;
passenger_enabled on;
root /path/to/rails/root;
access_log /srv/log/nginx/ssl.access_log main;
error_log /srv/log/nginx/ssl.error_log info;
ssl on;
ssl_certificate server.crt;
ssl_certificate_key server.key;
add_header Front-End-Https on;
location /svn {
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
set $fixed_destination $http_destination;
if ( $http_destination ~* ^https(.*)$ )
{
set $fixed_destination http$1;
}
proxy_set_header Destination $fixed_destination;
proxy_pass http://subversion_hosts;
}
}
Apache
Listen 127.0.0.1:80
<VirtualHost *:80>
# in order to support COPY and MOVE, etc - over https (443),
# ServerName _must_ be the same as the nginx servername
# http://trac.edgewall.org/wiki/TracNginxRecipe
ServerName hostname
UseCanonicalName on
<Location /svn>
DAV svn
SVNParentPath "/srv/svn"
Order deny,allow
Deny from all
Satisfy any
# Some config omitted ...
</Location>
ErrorLog /var/log/apache2/subversion_error.log
# Possible values include: debug, info, notice, warn, error, crit,
# alert, emerg.
LogLevel warn
CustomLog /var/log/apache2/subversion_access.log combined
</VirtualHost>
From what I could tell while researching this problem, the server name has to match on both the apache server as well as the nginx server, which I've done. Additionally, this problem seems to stick around even if I change the configuration to use http only.
