Hello Graeme,
I still couldnt get it working also using with binary :(
Which erlang and cb version are you using?
Mert
29 Kasım 2015 Pazar 06:51:15 UTC+2 tarihinde graeme defty yazdı:
>
> Hi,
>
> I hit this same problem, and I think it may be to do with a new version of
> simple_bridge (maybe?) and the face that headers seem now to be binaries
> instead of strings.
>
> If you use Req:header(<<"host">>) you may find it works.
>
> I did something similar and it works for me (tm).
>
> You will also get a binary returned, of course, so you will have to deal
> with it appropriately.
>
> I hope this helps.
>
> g
>
>
>
>
> On Wednesday, November 18, 2015 at 5:21:51 PM UTC+7, Mert Öztürk wrote:
>>
>> Hello,
>>
>> I am trying to get hostname with websocket connection on the following
>> function: handle_join(ServiceName, WebSocketId, State)
>> I tried with
>> Req:header(host), Req:header(hostname), Req:header("host"),
>> Req:header("hostname"),
>> but i get the following error;
>>
>> tt_service_websocket (<0.1698.0>) starting...
>> 12:01:52.853 [error] ** Boss Service Handler tt_service_websocket
>> terminating in join/0
>> for the reason error:undef
>> ServiceUrl: "/websocket/service"
>> WebSocketId: <0.1696.0>
>> SessionId : undefined
>> State :
>> {state,{dict,0,16,16,8,80,48,{[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[]},{{[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[]}}}}
>> ** Stacktrace:
>> [{http_req,header,[host,{http_req,#Port<0.39188>,ranch_tcp,keepalive,<0.1696.0>,<<"GET">>,'HTTP/1.1',{{127,0,0,1},52131},<<"localhost">>,undefined,8001,<<"/websocket/service">>,undefined,<<>>,undefined,[],[{<<"host">>,<<"localhost:8001">>},{<<"connection">>,<<"Upgrade">>},{<<"pragma">>,<<"no-cache">>},{<<"cache-control">>,<<"no-cache">>},{<<"upgrade">>,<<"websocket">>},{<<"origin">>,<<"
>> http://localhost:8001";>>},{<<"sec-websocket-version">>,<<"13">>},{<<"user-agent">>,<<"Mozilla/5.0
>>
>> (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko)
>> Chrome/46.0.2490.80 Safari/537.36">>},{<<"accept-encoding">>,<<"gzip,
>> deflate,
>> sdch">>},{<<"accept-language">>,<<"en-US,en;q=0.8">>},{<<"cookie">>,<<"_ga=GA1.1.93174808.1447451951">>},{<<"sec-websocket-key">>,<<"olKXNasMxISW/Xn6fPZ9Yg==">>},{<<"sec-websocket-extensions">>,<<"permessage-deflate;
>>
>> client_max_window_bits">>}],[{<<"sec-websocket-extensions">>,[{<<"permessage-deflate">>,[<<"client_max_window_bits">>]}]},{<<"upgrade">>,[<<"websocket">>]},{<<"connection">>,[<<"upgrade">>]}],undefined,[{websocket_compress,false},{websocket_version,13}],waiting,undefined,<<>>,false,waiting,[],<<>>,undefined}],[]},{tt_service_websocket,handle_join,4,[{file,"c:/Users/Asus/Desktop/tt/src/websocket/tt_service_websocket.erl"},{line,23}]},{boss_service_worker,handle_cast,2,[{file,"src/boss/boss_service_worker.erl"},{line,123}]},{gen_server,handle_msg,5,[{file,"gen_server.erl"},{line,599}]},{proc_lib,init_p_do_apply,3,[{file,"proc_lib.erl"},{line,237}]}]
>>
>> 12:01:52.853 [error] gen_server tt_service_websocket terminated with
>> reason: bad return value: ok
>> 12:01:52.853 [error] CRASH REPORT Process <0.1686.0> with 0 neighbours
>> exited with reason: bad return value: ok in gen_server:terminate/6 line 737
>> 12:01:52.853 [error] Supervisor {global,boss_service_sup} had child
>> tt_service_websocket started with
>> boss_service_worker:start_link(tt_service_websocket,
>> <<"/websocket/service">>) at <0.1686.0> exit with reason bad return value:
>> ok in context child_terminated
>>
>> I think i get the cowboy req object in the error code. Is there a correct
>> way to get hostname through websocket connection and use it in my websocket
>> service code as a security and confirmation?
>>
>> Thanks
>> Mert
>>
>>
>>
>>
>>
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