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   <H1>[99s-extend] Help to use frameset in index.html</H1>
    <B>Lo&#239;c Hoguin</B> 
    <A HREF="mailto:extend%40lists.ninenines.eu?Subject=Re%3A%20%5B99s-extend%5D%20Help%20to%20use%20frameset%20in%20index.html&In-Reply-To=%3C55892247.5010302%40ninenines.eu%3E"
       TITLE="[99s-extend] Help to use frameset in index.html">essen at ninenines.eu
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    <I>Tue Jun 23 11:09:27 CEST 2015</I>
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<PRE>Oh nice catch ahah. We should probably warn when something like this 
happens.

On 06/23/2015 11:06 AM, Graham Hay wrote:
&gt;<i> I think the order of your routes is the problem, try putting this line
</I>&gt;<i> &lt;<A HREF="https://github.com/ethrbh/websocket_2/blob/master/src/websocket_2_app.erl#L17">https://github.com/ethrbh/websocket_2/blob/master/src/websocket_2_app.erl#L17</A>&gt;
</I>&gt;<i> last.
</I>&gt;<i>
</I>&gt;<i> On 23 June 2015 at 09:56, Lo&#239;c Hoguin &lt;<A HREF="https://lists.ninenines.eu/listinfo/extend">essen at ninenines.eu</A>
</I>&gt;<i> &lt;mailto:<A HREF="https://lists.ninenines.eu/listinfo/extend">essen at ninenines.eu</A>&gt;&gt; wrote:
</I>&gt;<i>
</I>&gt;<i>     The {error, enoent}, especially there, is probably just because the
</I>&gt;<i>     browser is trying to fetch the favicon.
</I>&gt;<i>
</I>&gt;<i>     Your issue is that Websocket won't connect, so it has nothing to do
</I>&gt;<i>     with cowboy_rest. Try tracing cowboy_websocket or enable SASL to
</I>&gt;<i>     have more info.
</I>&gt;<i>
</I>&gt;<i>
</I>&gt;<i>     On 06/23/2015 10:28 AM, Robert Balogh wrote:
</I>&gt;<i>
</I>&gt;<i>         hello,
</I>&gt;<i>
</I>&gt;<i>         First of all I would say I am a beginner in Cowboy web server, so
</I>&gt;<i>         probably I made something wrong, that is why I got the &quot;fault&quot;,
</I>&gt;<i>         what I got.
</I>&gt;<i>
</I>&gt;<i>         I would like to build up web page, where the client can
</I>&gt;<i>         communicate to
</I>&gt;<i>         server, and server can do the same to client, if client does not
</I>&gt;<i>         send
</I>&gt;<i>         anything to server too. The Cowboy has the websocket example,
</I>&gt;<i>         what does
</I>&gt;<i>         what I would like to do.
</I>&gt;<i>
</I>&gt;<i>         There is only one thing is missing what I would like to have.
</I>&gt;<i>         This is
</I>&gt;<i>         the &quot;frameset&quot;. My idea is to build the index.html using framsets. I
</I>&gt;<i>         made this changes, and I build up the html files for the frames,
</I>&gt;<i>         and of
</I>&gt;<i>         course I set these in the index.html.
</I>&gt;<i>
</I>&gt;<i>         Here is how the index.html looks like
</I>&gt;<i>               &lt;html&gt;
</I>&gt;<i>
</I>&gt;<i>               &lt;head&gt;
</I>&gt;<i>               &lt;title&gt;Welcome to Websocket example 2&lt;/title&gt;
</I>&gt;<i>               &lt;/head&gt;
</I>&gt;<i>
</I>&gt;<i>               &lt;frameset rows=&quot;64,*&quot;&gt;
</I>&gt;<i>                   &lt;frame name=&quot;top_frame&quot; noresize=&quot;noresize&quot; scrolling=&quot;no&quot;
</I>&gt;<i>         src=&quot;frame_top.html&quot;&gt;
</I>&gt;<i>                   &lt;frameset cols=&quot;450,*&quot;&gt;
</I>&gt;<i>                       &lt;frame name=&quot;left_frame&quot; scrolling=&quot;auto&quot;
</I>&gt;<i>         src=&quot;frame_left.html&quot;&gt;
</I>&gt;<i>                       &lt;frame name=&quot;right_frame&quot; src=&quot;frame_right.html&quot;&gt;
</I>&gt;<i>                   &lt;/frameset&gt;
</I>&gt;<i>                   &lt;noframes&gt;
</I>&gt;<i>                   &lt;body&gt;
</I>&gt;<i>
</I>&gt;<i>                   &lt;/body&gt;
</I>&gt;<i>                   &lt;/noframes&gt;
</I>&gt;<i>               &lt;/frameset&gt;
</I>&gt;<i>
</I>&gt;<i>               &lt;/html&gt;
</I>&gt;<i>
</I>&gt;<i>         This is how the priv folder looks like
</I>&gt;<i>         -----------------------------------------------------------
</I>&gt;<i>               ls priv/
</I>&gt;<i>               frame_left.html  frame_right.html  frame_top.html
</I>&gt;<i>         index.html  static
</I>&gt;<i>
</I>&gt;<i>         This is how I changed the websocket_2_app:start/2 function
</I>&gt;<i>         -----------------------------------------------------------
</I>&gt;<i>               Dispatch = cowboy_router:compile([
</I>&gt;<i>                   {'_', [
</I>&gt;<i>
</I>&gt;<i>                       {&quot;/&quot;, cowboy_static, {priv_file, websocket_2,
</I>&gt;<i>         &quot;index.html&quot;}},
</I>&gt;<i>                       {&quot;/[...]&quot;, cowboy_static, {priv_dir, websocket_2,
</I>&gt;<i>         &quot;&quot;}},
</I>&gt;<i>
</I>&gt;<i>                       {&quot;/websocket_2&quot;, ws_handler_2, []},
</I>&gt;<i>                       {&quot;/static/[...]&quot;, cowboy_static, {priv_dir,
</I>&gt;<i>         websocket_2,
</I>&gt;<i>         &quot;static&quot;}}
</I>&gt;<i>                   ]}
</I>&gt;<i>               ]),
</I>&gt;<i>
</I>&gt;<i>         After compile and make release package of the app, I can reach the
</I>&gt;<i>         webserver on the port 8080, but some connection does not set up
</I>&gt;<i>         correctly. The following texts are present in the browser
</I>&gt;<i>               DISCONNECTED
</I>&gt;<i>
</I>&gt;<i>               ERROR: undefined
</I>&gt;<i>
</I>&gt;<i>               Connecting to: <A HREF="ws://localhost:8080/websocket_2">ws://localhost:8080/websocket_2</A>
</I>&gt;<i>
</I>&gt;<i>         I made a dbg trace on all cowboy modules, to start some kind of
</I>&gt;<i>         troubleshooting. In the &quot;tons&quot; of printout I can see this one.
</I>&gt;<i>         So in the
</I>&gt;<i>         bottom of this, there is an {error,enoent}. It comes when tries
</I>&gt;<i>         connect
</I>&gt;<i>         to the socket. But unfortunatelly I do not have idea what may
</I>&gt;<i>         cause this :-(
</I>&gt;<i>
</I>&gt;<i>         The part of trace
</I>&gt;<i>         -----------------------------------------------------------
</I>&gt;<i>               (&lt;0.177.0&gt;) call
</I>&gt;<i>         cowboy_rest:next({http_req,#Port&lt;0.646&gt;,ranch_tcp,keepalive,&lt;0.177.0&gt;,&lt;&lt;&quot;GET&quot;&gt;&gt;,'HTTP/1.1',
</I>&gt;<i>                         {{127,0,0,1},33241},
</I>&gt;<i>                         &lt;&lt;&quot;localhost&quot;&gt;&gt;,undefined,8080,&lt;&lt;&quot;/websocket_2&quot;&gt;&gt;,
</I>&gt;<i>                         [&lt;&lt;&quot;websocket_2&quot;&gt;&gt;],
</I>&gt;<i>                         &lt;&lt;&gt;&gt;,undefined,[],
</I>&gt;<i>                         [{&lt;&lt;&quot;host&quot;&gt;&gt;,&lt;&lt;&quot;localhost:8080&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;connection&quot;&gt;&gt;,&lt;&lt;&quot;Upgrade&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;pragma&quot;&gt;&gt;,&lt;&lt;&quot;no-cache&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;cache-control&quot;&gt;&gt;,&lt;&lt;&quot;no-cache&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;upgrade&quot;&gt;&gt;,&lt;&lt;&quot;websocket&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;origin&quot;&gt;&gt;,&lt;&lt;&quot;<A HREF="http://localhost:8080">http://localhost:8080</A>&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;sec-websocket-version&quot;&gt;&gt;,&lt;&lt;&quot;13&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;user-agent&quot;&gt;&gt;,
</I>&gt;<i>                           &lt;&lt;&quot;Mozilla/5.0 (X11; Linux i686)
</I>&gt;<i>         AppleWebKit/537.36
</I>&gt;<i>         (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;accept-encoding&quot;&gt;&gt;,&lt;&lt;&quot;gzip, deflate, sdch&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;accept-language&quot;&gt;&gt;,&lt;&lt;&quot;en-US,en;q=0.8&quot;&gt;&gt;},
</I>&gt;<i>
</I>&gt;<i>         {&lt;&lt;&quot;sec-websocket-key&quot;&gt;&gt;,&lt;&lt;&quot;by/gwaQvb/51W7Wa9zrGQg==&quot;&gt;&gt;},
</I>&gt;<i>                          {&lt;&lt;&quot;sec-websocket-extensions&quot;&gt;&gt;,
</I>&gt;<i>                           &lt;&lt;&quot;permessage-deflate;
</I>&gt;<i>         client_max_window_bits&quot;&gt;&gt;}],
</I>&gt;<i>                         [{&lt;&lt;&quot;connection&quot;&gt;&gt;,[&lt;&lt;&quot;upgrade&quot;&gt;&gt;]}],
</I>&gt;<i>
</I>&gt;<i>         undefined,[],waiting,&lt;&lt;&gt;&gt;,undefined,false,waiting,[],&lt;&lt;&gt;&gt;,undefined},{state,[{handler,cowboy_static},
</I>&gt;<i>                       {handler_opts,{priv_dir,websocket_2,[]}},
</I>&gt;<i>                       {listener,http},
</I>&gt;<i>                       {dispatch,[{'_',[],
</I>&gt;<i>                                       [{[],[],cowboy_static,
</I>&gt;<i>
</I>&gt;<i>           {priv_file,websocket_2,&quot;index.html&quot;}},
</I>&gt;<i>
</I>&gt;<i>            {['...'],[],cowboy_static,{priv_dir,websocket_2,[]}},
</I>&gt;<i>
</I>&gt;<i>         {[&lt;&lt;&quot;websocket_2&quot;&gt;&gt;],[],ws_handler_2,[]},
</I>&gt;<i>                                        {[&lt;&lt;&quot;static&quot;&gt;&gt;,'...'],
</I>&gt;<i>                                         [],cowboy_static,
</I>&gt;<i>
</I>&gt;<i>           {priv_dir,websocket_2,&quot;static&quot;}}]}]}],
</I>&gt;<i>                      &lt;&lt;&quot;GET&quot;&gt;&gt;,cowboy_static,
</I>&gt;<i>
</I>&gt;<i>         {&lt;&lt;&quot;/home/ethrbh/projects/github/websocket_2/_rel/websocket_2/lib/websocket_2-1/priv/websocket_2&quot;&gt;&gt;,
</I>&gt;<i>                       {error,enoent},
</I>&gt;<i>                       []},
</I>&gt;<i>
</I>&gt;<i>         undefined,[],undefined,[],undefined,[],undefined,false,undefined,
</I>&gt;<i>                      undefined,undefined},#Fun&lt;cowboy_rest.2.41839999&gt;)
</I>&gt;<i>         (Timestamp: {1435,
</I>&gt;<i>
</I>&gt;<i>              46126,
</I>&gt;<i>
</I>&gt;<i>              935663})
</I>&gt;<i>
</I>&gt;<i>         I guess, I did something very wrong, but I did not found what is
</I>&gt;<i>         that,
</I>&gt;<i>         thus I would like to get some help from you.
</I>&gt;<i>
</I>&gt;<i>         Please find my small project in github:
</I>&gt;<i>         <A HREF="https://github.com/ethrbh/websocket_2">https://github.com/ethrbh/websocket_2</A>
</I>&gt;<i>
</I>&gt;<i>         thanks for your help,
</I>&gt;<i>         /Robi
</I>&gt;<i>
</I>&gt;<i>
</I>&gt;<i>
</I>&gt;<i>         _______________________________________________
</I>&gt;<i>         Extend mailing list
</I>&gt;<i>         <A HREF="https://lists.ninenines.eu/listinfo/extend">Extend at lists.ninenines.eu</A> &lt;mailto:<A HREF="https://lists.ninenines.eu/listinfo/extend">Extend at lists.ninenines.eu</A>&gt;
</I>&gt;<i>         <A HREF="https://lists.ninenines.eu/listinfo/extend">https://lists.ninenines.eu/listinfo/extend</A>
</I>&gt;<i>
</I>&gt;<i>
</I>&gt;<i>     --
</I>&gt;<i>     Lo&#239;c Hoguin
</I>&gt;<i>     <A HREF="http://ninenines.eu">http://ninenines.eu</A>
</I>&gt;<i>     Author of The Erlanger Playbook,
</I>&gt;<i>     A book about software development using Erlang
</I>&gt;<i>     _______________________________________________
</I>&gt;<i>     Extend mailing list
</I>&gt;<i>     <A HREF="https://lists.ninenines.eu/listinfo/extend">Extend at lists.ninenines.eu</A> &lt;mailto:<A HREF="https://lists.ninenines.eu/listinfo/extend">Extend at lists.ninenines.eu</A>&gt;
</I>&gt;<i>     <A HREF="https://lists.ninenines.eu/listinfo/extend">https://lists.ninenines.eu/listinfo/extend</A>
</I>&gt;<i>
</I>&gt;<i>
</I>
-- 
Lo&#239;c Hoguin
<A HREF="http://ninenines.eu">http://ninenines.eu</A>
Author of The Erlanger Playbook,
A book about software development using Erlang
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