From 25c9d0c38d659cc00db461d760f66369e9024c54 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Johannes=20Wei=C3=9Fl?= Date: Sat, 14 Nov 2015 16:29:13 +0100 Subject: inets: Terminate really gracefully on bad chunk MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Without this fix, httpc:request/1 crashes the httpc_handler when an invalid chunked length header is encountered (since 77acb47): =ERROR REPORT==== 14-Nov-2015::17:19:30 === ** Generic server <0.651.0> terminating ** Last message in was {tcp,#Port<0.5714>, <<"HTTP/1.1 200 ok\r\nTransfer-Encoding:chunked\r\n\r\nåäö\r\n">>} ** When Server state == {state, [...] ** Reason for termination == ** {bad_return_value,{error,{chunk_size,"åäö"}}} --- lib/inets/src/http_client/httpc_handler.erl | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'lib/inets/src/http_client') diff --git a/lib/inets/src/http_client/httpc_handler.erl b/lib/inets/src/http_client/httpc_handler.erl index 1044cffe6f..e6dcfee818 100644 --- a/lib/inets/src/http_client/httpc_handler.erl +++ b/lib/inets/src/http_client/httpc_handler.erl @@ -1113,8 +1113,8 @@ handle_http_body(Body, #state{headers = Headers, case case_insensitive_header(TransferEnc) of "chunked" -> ?hcrt("handle_http_body - chunked", []), - case http_chunk:decode(Body, State#state.max_body_size, - State#state.max_header_size) of + try http_chunk:decode(Body, State#state.max_body_size, + State#state.max_header_size) of {Module, Function, Args} -> ?hcrt("handle_http_body - new mfa", [{module, Module}, @@ -1139,6 +1139,13 @@ handle_http_body(Body, #state{headers = Headers, handle_response(State#state{headers = NewHeaders, body = NewBody2}) end + catch throw:{error, Reason} -> + NewState = + answer_request(Request, + httpc_response:error(Request, + Reason), + State), + {stop, normal, NewState} end; Enc when Enc =:= "identity"; Enc =:= undefined -> ?hcrt("handle_http_body - identity", []), -- cgit v1.2.3