annotate mod_block_outgoing/mod_block_outgoing.lua @ 2618:c6652d055ba3

mod_firewall: Add some more comments
author Matthew Wild <mwild1@gmail.com>
date Fri, 10 Mar 2017 10:36:17 +0000
parents dc1299ca0185
children
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2004
41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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1 -- Module to block all outgoing stanzas from a list of users
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2
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3 local jid_bare = require "util.jid".bare;
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c769ed3e5b2b mod_block_outgoing: Make admins exempt from restrictions
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4 local is_admin = require "core.usermanager".is_admin;
2007
dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
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5 local set = require "util.set";
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41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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6
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7 local block_users = module:get_option_set("block_outgoing_users", {});
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8 local block_all = block_users:empty();
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dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
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10 local stanza_types = module:get_option_set("block_outgoing_stanzas", { "message" });
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11 local jid_types = set.new{ "host", "bare", "full" };
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13 local function block_stanza(event)
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14 local stanza = event.stanza;
2005
c769ed3e5b2b mod_block_outgoing: Make admins exempt from restrictions
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15 local from_jid = jid_bare(stanza.attr.from);
2006
cb810a2bca47 mod_block_outgoing: Allow stanzas to user's login host (e.g. disco queries)
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16 if stanza.attr.to == nil or stanza.attr.to == module.host or is_admin(from_jid, module.host) then
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17 return;
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18 end
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c769ed3e5b2b mod_block_outgoing: Make admins exempt from restrictions
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19 if block_all or block_users:contains(from_jid) then
2004
41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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20 module:log("debug", "Blocked outgoing %s stanza from %s", stanza.name, stanza.attr.from);
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21 return true;
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22 end
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23 end
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25 function module.load()
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dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
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26 for stanza_type in stanza_types do
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27 for jid_type in jid_types do
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28 module:hook("pre-"..stanza_type.."/"..jid_type, block_stanza, 10000);
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29 end
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30 end
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31 end