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libwebsockets/minimal-examples/ws-client/minimal-ws-client-echo
Andy Green 286cf4357a sul: multiple timer domains
Adapt the pt sul owner list to be an array, and define two different lists,
one that acts like before and is the default for existing users, and another
that has the ability to cooperate with systemwide suspend to restrict the
interval spent suspended so that it will wake in time for the earliest
thing on this wake-suspend sul list.

Clean the api a bit and add lws_sul_cancel() that only needs the sul as the
argument.

Add a flag for client creation info to indicate that this client connection
is important enough that, eg, validity checking it to detect silently dead
connections should go on the wake-suspend sul list.  That flag is exposed in
secure streams policy so it can be added to a streamtype with
"swake_validity": true

Deprecate out the old vhost timer stuff that predates sul.  Add a flag
LWS_WITH_DEPRECATED_THINGS in cmake so users can get it back temporarily
before it will be removed in a v4.2.

Adapt all remaining in-tree users of it to use explicit suls.
2020-06-02 08:37:10 +01:00
..
CMakeLists.txt cmakelist: Augean Stables refactor 2020-05-27 08:40:12 +01:00
minimal-ws-client-echo.c sul: all timed objects use a single pt sul list 2019-08-09 10:12:09 +01:00
protocol_lws_minimal_client_echo.c sul: multiple timer domains 2020-06-02 08:37:10 +01:00
README.md minimal-ws-client-echo: add -i iface option to allow control of client iface bind 2019-03-10 08:02:02 +08:00

lws minimal ws client + permessage-deflate echo

This example opens a ws client connection to localhost:7681 and echoes back anything that comes from the server.

You can use it for testing lws against Autobahn.

build

 $ cmake . && make

usage

Commandline option Meaning
-d Debug verbosity in decimal, eg, -d15
-p port Port to connect to
-u url URL path part to connect to
-o Finish after one connection
--ssl Open client connection with ssl
-i Bind the client connection to interface iface
 $ ./lws-minimal-ws-client-echo
[2018/04/22 20:03:50:2343] USER: LWS minimal ws client echo + permessage-deflate + multifragment bulk message
[2018/04/22 20:03:50:2344] USER:    lws-minimal-ws-client-echo [-n (no exts)] [-u url] [-o (once)]
[2018/04/22 20:03:50:2344] USER: options 0
[2018/04/22 20:03:50:2345] NOTICE: Creating Vhost 'default' (serving disabled), 1 protocols, IPv6 off
[2018/04/22 20:03:51:2356] USER: connecting to localhost:9001//runCase?case=362&agent=libwebsockets
[2018/04/22 20:03:51:2385] NOTICE: checking client ext permessage-deflate
[2018/04/22 20:03:51:2386] NOTICE: instantiating client ext permessage-deflate
[2018/04/22 20:03:51:2386] USER: LWS_CALLBACK_CLIENT_ESTABLISHED
...