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Diffstat (limited to 'guides/source/asset_pipeline.md')
| -rw-r--r-- | guides/source/asset_pipeline.md | 37 |
1 files changed, 1 insertions, 36 deletions
diff --git a/guides/source/asset_pipeline.md b/guides/source/asset_pipeline.md index 9da0ef1eb3..4a610e8458 100644 --- a/guides/source/asset_pipeline.md +++ b/guides/source/asset_pipeline.md @@ -643,7 +643,7 @@ above. By default Rails assumes assets have been precompiled and will be served as static assets by your web server. During the precompilation phase an MD5 is generated from the contents of the -compiled files, and inserted into the filenames as they are written to disc. +compiled files, and inserted into the filenames as they are written to disk. These fingerprinted names are used by the Rails helpers in place of the manifest name. @@ -790,41 +790,6 @@ location ~ ^/assets/ { } ``` -#### GZip Compression - -When files are precompiled, Sprockets also creates a -[gzipped](http://en.wikipedia.org/wiki/Gzip) (.gz) version of your assets. Web -servers are typically configured to use a moderate compression ratio as a -compromise, but since precompilation happens once, Sprockets uses the maximum -compression ratio, thus reducing the size of the data transfer to the minimum. -On the other hand, web servers can be configured to serve compressed content -directly from disk, rather than deflating non-compressed files themselves. - -NGINX is able to do this automatically enabling `gzip_static`: - -```nginx -location ~ ^/(assets)/ { - root /path/to/public; - gzip_static on; # to serve pre-gzipped version - expires max; - add_header Cache-Control public; -} -``` - -This directive is available if the core module that provides this feature was -compiled with the web server. Ubuntu/Debian packages, even `nginx-light`, have -the module compiled. Otherwise, you may need to perform a manual compilation: - -```bash -./configure --with-http_gzip_static_module -``` - -If you're compiling NGINX with Phusion Passenger you'll need to pass that option -when prompted. - -A robust configuration for Apache is possible but tricky; please Google around. -(Or help update this Guide if you have a good configuration example for Apache.) - ### Local Precompilation There are several reasons why you might want to precompile your assets locally. |