I could finally get hold of all the http header fields. A nice link that describes how to access the headers
http://wiki.nginx.org/HeadersManagement Thanks for all the replies. Mapper Uno wrote in post #1141373: > Thanks Maxim for your reply. Since I am newbie, please excuse my > questions. I am still unable to retrieve the variable. > > All I have in the handler routine is: ngx_http_request_t *r > I can see that r->headers_in.headers is a list, but then > when you say $http_operation, it is confusing me. > > Could you please explain > > Maxim Dounin wrote in post #1141328: >> Hello! >> >> On Fri, Mar 28, 2014 at 01:06:00AM +0100, Mapper Uno wrote: >> >>> indicates that these are not "custom" headers. With reference to my >>> above example, how can I access my custom header "OPERATION" in module >>> handler ? >> >> Please make sure to read not only the first sentence. Note the >> "Also there are other variables" in the same paragraph. The >> $http_* variables provide access to all headers, including any >> custom ones. And it is documented as: >> >> $http_name >> arbitrary request header field; the last part of a variable name >> is the field name converted to lower case with dashes replaced by >> underscores >> >> Therefore, you may either use the $http_operation variable to >> access the header you are looking for. Or you may take a look at >> the source code to find out how it's implemented. Take a look at >> the src/http/ngx_http_variables.c, functions >> ngx_http_variable_unknown_header_in() and >> ngx_http_variable_unknown_header() (first one says the header >> should be searched in r->headers_in.headers list, second one does >> actual search). >> >> -- >> Maxim Dounin >> http://nginx.org/ -- Posted via http://www.ruby-forum.com/. _______________________________________________ nginx mailing list [email protected] http://mailman.nginx.org/mailman/listinfo/nginx
