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rails-reverse-proxy
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Add option to pass through compressed responses

This commit is contained in:
Kyle Lacy 2018-01-29 15:38:05 -08:00
parent c9336a23d3
commit 5662cc2bde
2 changed files with 23 additions and 11 deletions
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8
README.md
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@ -65,6 +65,14 @@ If you'd like to bypass SSL verification
reverse_proxy "http://localhost:8000", verify_ssl: false reverse_proxy "http://localhost:8000", verify_ssl: false
``` ```
If you'd like to allow the proxy to request compressed resources by forwarding the `Accept-Encoding` header
```ruby
reverse_proxy "http://localhost:8000", compression: :passthrough
# Note that your controller's response will only be compressed
# if the original response from localhost:8000 is compressed!
```
If you'd like to customize the options passed into the [HTTP session](https://ruby-doc.org/stdlib-2.4.0/libdoc/net/http/rdoc/Net/HTTP.html#start-method) If you'd like to customize the options passed into the [HTTP session](https://ruby-doc.org/stdlib-2.4.0/libdoc/net/http/rdoc/Net/HTTP.html#start-method)
```ruby ```ruby

14
lib/reverse_proxy/client.rb
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@ -43,7 +43,8 @@ module ReverseProxy
path: nil, path: nil,
username: nil, username: nil,
password: nil, password: nil,
verify_ssl: true verify_ssl: true,
compression: :disabled
) )
source_request = Rack::Request.new(env) source_request = Rack::Request.new(env)
@ -73,11 +74,14 @@ module ReverseProxy
# Hold the response here # Hold the response here
target_response = nil target_response = nil
# Don't encode response/support compression which was case options[:compression]
# causing content length not match the actual content when :passthrough
# length of the response which ended up causing issues # Pass along the "Accept-Encoding" header from the source request as-is,
# within Varnish (503) # so we don't need to change anything
when :disabled, false, nil
# Remove the "Accept-Encoding" header if compression is disabled
target_request['Accept-Encoding'] = nil target_request['Accept-Encoding'] = nil
end
http_options = {} http_options = {}
http_options[:use_ssl] = (uri.scheme == "https") http_options[:use_ssl] = (uri.scheme == "https")