DataScript: avi.http.replace_header

Function >avi.http.replace_header( name, value )
Description Set an existing HTTP header to a specified value, overriding all existing headers of the same name. If the header does not already exist, it will be added. The header name is treated case insensitively for matching with existing headers.
Events HTTP_REQ
HTTP_RESP
Parameter name is a string specifying the header name.
value is a string specifying the new header value.
Returns No return value
Example Modify the header named “X-Forwarded-For” in the HTTP request to append the virtual service IP.
xff = avi.http.get_header("x_forwarded_for")
if xff then
   avi.http.replace_header("X-Forwarded-For", xff ..", ".. avi.vs_ip())
end