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diff --git a/archives/extend/2013-September/000233.html b/archives/extend/2013-September/000233.html new file mode 100644 index 00000000..1ac511fd --- /dev/null +++ b/archives/extend/2013-September/000233.html @@ -0,0 +1,116 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<HTML> + <HEAD> + <TITLE> [99s-extend] how to send a message to all connections in cowboy + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:extend%40lists.ninenines.eu?Subject=Re%3A%20%5B99s-extend%5D%20how%20to%20send%20a%20message%20to%20all%20connections%20in%20cowboy&In-Reply-To=%3C52373DBF.3080503%40ninenines.eu%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <style type="text/css"> + pre { + white-space: pre-wrap; /* css-2.1, curent FF, Opera, Safari */ + } + </style> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="000232.html"> + <LINK REL="Next" HREF="000234.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[99s-extend] how to send a message to all connections in cowboy</H1> + <B>Loïc Hoguin</B> + <A HREF="mailto:extend%40lists.ninenines.eu?Subject=Re%3A%20%5B99s-extend%5D%20how%20to%20send%20a%20message%20to%20all%20connections%20in%20cowboy&In-Reply-To=%3C52373DBF.3080503%40ninenines.eu%3E" + TITLE="[99s-extend] how to send a message to all connections in cowboy">essen at ninenines.eu + </A><BR> + <I>Mon Sep 16 19:19:59 CEST 2013</I> + <P><UL> + <LI>Previous message: <A HREF="000232.html">[99s-extend] how to send a message to all connections in cowboy +</A></li> + <LI>Next message: <A HREF="000234.html">[99s-extend] cowboy_loop_handler +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#233">[ date ]</a> + <a href="thread.html#233">[ thread ]</a> + <a href="subject.html#233">[ subject ]</a> + <a href="author.html#233">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>Monitors. + +But really gproc does all that for you and is already well tested. + +<A HREF="https://github.com/esl/gproc">https://github.com/esl/gproc</A> + +On 09/16/2013 07:14 PM, akonsu wrote: +><i> thanks. Suppose my external process is registered and has a name, so I +</I>><i> can discover it by name from my cowboy request handler. when my cowboy +</I>><i> handler is invoked, can I just send the handler's process ID to the +</I>><i> external process? the question is then how does the external process +</I>><i> know that the http client has disconnected so that it can stop sending +</I>><i> data to it. +</I>><i> +</I>><i> +</I>><i> 2013/9/16 Loïc Hoguin <<A HREF="https://lists.ninenines.eu/listinfo/extend">essen at ninenines.eu</A> <mailto:<A HREF="https://lists.ninenines.eu/listinfo/extend">essen at ninenines.eu</A>>> +</I>><i> +</I>><i> On 09/16/2013 03:50 PM, akonsu wrote: +</I>><i> +</I>><i> Hello, +</I>><i> +</I>><i> this is somewhat similar to what someone else has asked: +</I>><i> <A HREF="http://lists.ninenines.eu:81/__archives/extend/2013-August/__000224.html">http://lists.ninenines.eu:81/__archives/extend/2013-August/__000224.html</A> +</I>><i> <<A HREF="http://lists.ninenines.eu:81/archives/extend/2013-August/000224.html">http://lists.ninenines.eu:81/archives/extend/2013-August/000224.html</A>> +</I>><i> +</I>><i> I am new to cowboy, I have a process that runs alongside a +</I>><i> cowboy server +</I>><i> and this process needs to periodically send text to all http clients +</I>><i> connected to the cowboy server. My goal is to have a streaming +</I>><i> connection for each http client so that I could stream text to +</I>><i> them from +</I>><i> my process. how is this done? +</I>><i> +</I>><i> +</I>><i> Same answer really. You need some kind of process registry, like +</I>><i> gproc properties for example, that will store all Pids and allow you +</I>><i> to send a message to all of them. +</I>><i> +</I>><i> On init, register the process, and then handle the incoming message +</I>><i> when it arrives. +</I>><i> +</I>><i> -- +</I>><i> Loďc Hoguin +</I>><i> Erlang Cowboy +</I>><i> Nine Nines +</I>><i> <A HREF="http://ninenines.eu">http://ninenines.eu</A> +</I>><i> +</I>><i> +</I> + +-- +Loïc Hoguin +Erlang Cowboy +Nine Nines +<A HREF="http://ninenines.eu">http://ninenines.eu</A> + +</PRE> + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="000232.html">[99s-extend] how to send a message to all connections in cowboy +</A></li> + <LI>Next message: <A HREF="000234.html">[99s-extend] cowboy_loop_handler +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#233">[ date ]</a> + <a href="thread.html#233">[ thread ]</a> + <a href="subject.html#233">[ subject ]</a> + <a href="author.html#233">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://lists.ninenines.eu/listinfo/extend">More information about the Extend +mailing list</a><br> +</body></html> |