Module ngx_http_addition_module

The ngx_http_addition_module module is a filter that adds text before and after a response. This module is not built by default, it should be enabled with the --with-http_addition_module configuration parameter.

Example Configuration

location / {
    add_before_body /before_action;
    add_after_body  /after_action;
}

Directives

Syntax:add_before_body uri;
Default:
Context:http , server , location

Adds the text returned as a result of processing a given subrequest before the response body. An empty string ( "" ) as a parameter cancels addition inherited from the previous configuration level.

Syntax:add_after_body uri;
Default:
Context:http , server , location

Adds the text returned as a result of processing a given subrequest after the response body. An empty string ( "" ) as a parameter cancels addition inherited from the previous configuration level.

Syntax:addition_types mime-type ...;
Default:addition_types text/html;
Context:http , server , location

This directive appeared in version 0.7.9.

Allows adding text in responses with the specified MIME types, in addition to “ text/html ”. The special value “ * ” matches any MIME type (0.8.29).