prosody
519dea077d20
plugins/mod_net_multiplex.lua

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plugins/mod_net_multiplex.lua @ 9091:519dea077d20

util.dataforms: Allow passing dynamically generated options as values (fixes traceback) This is awkward but there’s currently no better way to do this, short of dynamically generating the entire form each time
author Kim Alvefur <zash@zash.se>
date Fri, 03 Aug 2018 22:05:40 +0200
parent 7807:caf26fc419e9
child 9465:876171084ea3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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d5739b8b7161 mod_net_multiplex: Port multiplexing (run multiple different services on a the same port(s))... now pluggable for use with any net plugin
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1 module:set_global();
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2
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3 local max_buffer_len = module:get_option_number("multiplex_buffer_size", 1024);
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5 local portmanager = require "core.portmanager";
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7 local available_services = {};
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9 local function add_service(service)
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10 local multiplex_pattern = service.multiplex and service.multiplex.pattern;
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11 if multiplex_pattern then
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12 module:log("debug", "Adding multiplex service %q with pattern %q", service.name, multiplex_pattern);
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13 available_services[service] = multiplex_pattern;
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14 else
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15 module:log("debug", "Service %q is not multiplex-capable", service.name);
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16 end
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17 end
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18 module:hook("service-added", function (event) add_service(event.service); end);
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19 module:hook("service-removed", function (event) available_services[event.service] = nil; end);
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21 for service_name, services in pairs(portmanager.get_registered_services()) do
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021d2b844c51 mod_net_multiplex: remove unused one-letter loop variable [luacheck]
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22 for _, service in ipairs(services) do
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23 add_service(service);
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24 end
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25 end
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27 local buffers = {};
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29 local listener = { default_mode = "*a" };
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31 function listener.onconnect()
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32 end
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34 function listener.onincoming(conn, data)
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35 if not data then return; end
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36 local buf = buffers[conn];
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37 buf = buf and buf..data or data;
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38 for service, multiplex_pattern in pairs(available_services) do
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39 if buf:match(multiplex_pattern) then
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40 module:log("debug", "Routing incoming connection to %s", service.name);
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41 local listener = service.listener;
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42 conn:setlistener(listener);
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43 local onconnect = listener.onconnect;
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44 if onconnect then onconnect(conn) end
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45 return listener.onincoming(conn, buf);
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46 end
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47 end
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48 if #buf > max_buffer_len then -- Give up
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49 conn:close();
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50 else
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51 buffers[conn] = buf;
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52 end
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53 end
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55 function listener.ondisconnect(conn, err)
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56 buffers[conn] = nil; -- warn if no buffer?
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57 end
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58
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59 listener.ondetach = listener.ondisconnect;
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60
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61 module:provides("net", {
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62 name = "multiplex";
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63 config_prefix = "";
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64 listener = listener;
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65 });
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67 module:provides("net", {
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68 name = "multiplex_ssl";
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69 config_prefix = "ssl";
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70 encryption = "ssl";
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71 listener = listener;
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72 });