On 10 Jun 2012, at 04:43, 오재경 wrote: > before I try it let ask you a question. > > Isn't it allowed to use TS_HTTP_TXN_START_HOOK in header_filter plugin? why > does it HookAdd from TS_HTTP_READ_REQUEST_HDR_HOOK?
Depends what you want to do. If you want to work with the data (as in either a remap or a filter), you don't yet have them in a TXN_START function. -- Nick Kew