I''m lazy but I finally updated from using nginx 0.6.x myself for
http://unicorn.bogomips.org/ and http://bogomips.org/unicorn.git
to 0.8.54...
>From 09afcf2ce9fc89d77b6b282bbf00a78c73741a4b Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson at yhbt.net>
Date: Tue, 25 Jan 2011 13:58:29 -0800
Subject: [PATCH] examples/nginx.conf: use try_files directive
This feature is in nginx 0.7.x and 0.8.x and optimized
better than the "if" directive in nginx.conf
ref: http://wiki.nginx.org/Pitfalls
ref: http://wiki.nginx.org/IfIsEvil
---
examples/nginx.conf | 18 +++++++++++-------
1 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/examples/nginx.conf b/examples/nginx.conf
index 70d1851..52ec245 100644
--- a/examples/nginx.conf
+++ b/examples/nginx.conf
@@ -98,7 +98,16 @@ http {
# path for static files
root /path/to/app/current/public;
- location / {
+ # Prefer to serve static files directly from nginx to avoid unnecessary
+ # data copies from the application server.
+ #
+ # try_files directive appeared in in nginx 0.7.27 and has stabilized
+ # over time. Older versions of nginx (e.g. 0.6.x) requires
+ # "if (!-f $request_filename)" which was less efficient:
+ # http://bogomips.org/unicorn.git/tree/examples/nginx.conf?id=v3.3.1#n127
+ try_files $uri/index.html $uri.html $uri @app;
+
+ location @app {
# an HTTP header important enough to have its own Wikipedia entry:
# http://en.wikipedia.org/wiki/X-Forwarded-For
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
@@ -122,12 +131,7 @@ http {
# clients, really.
# proxy_buffering off;
- # Try to serve static files from nginx, no point in making an
- # *application* server like Unicorn/Rainbows! serve static files.
- if (!-f $request_filename) {
- proxy_pass http://app_server;
- break;
- }
+ proxy_pass http://app_server;
}
# Rails error pages
--
Eric Wong