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prosody
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spec/net_stun_spec.lua @ 12514:194469fb46f9
net.server_epoll: Wrap LuaSocket object earlier to reuse option setting method
Since it provides some protection and error handling in the form of
logging.
author | Kim Alvefur <zash@zash.se> |
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date | Fri, 16 Jul 2021 00:57:42 +0200 |
parent | 12363:0576d7d625a0 |
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local hex = require "util.hex"; local function parse(pkt_desc) local result = {}; for line in pkt_desc:gmatch("([^\n]+)\n") do local b1, b2, b3, b4 = line:match("^%s*(%x%x) (%x%x) (%x%x) (%x%x)%s"); if b1 then table.insert(result, b1); table.insert(result, b2); table.insert(result, b3); table.insert(result, b4); end end return hex.decode(table.concat(result)); end local sample_packet = parse[[ 00 01 00 60 Request type and message length 21 12 a4 42 Magic cookie 78 ad 34 33 } c6 ad 72 c0 } Transaction ID 29 da 41 2e } 00 06 00 12 USERNAME attribute header e3 83 9e e3 } 83 88 e3 83 } aa e3 83 83 } Username value (18 bytes) and padding (2 bytes) e3 82 af e3 } 82 b9 00 00 } 00 15 00 1c NONCE attribute header 66 2f 2f 34 } 39 39 6b 39 } 35 34 64 36 } 4f 4c 33 34 } Nonce value 6f 4c 39 46 } 53 54 76 79 } 36 34 73 41 } 00 14 00 0b REALM attribute header 65 78 61 6d } 70 6c 65 2e } Realm value (11 bytes) and padding (1 byte) 6f 72 67 00 } 00 08 00 14 MESSAGE-INTEGRITY attribute header f6 70 24 65 } 6d d6 4a 3e } 02 b8 e0 71 } HMAC-SHA1 fingerprint 2e 85 c9 a2 } 8c a8 96 66 } ]]; describe("net.stun", function () local stun = require "net.stun"; it("works", function () local packet = stun.new_packet(); assert.is_string(packet:serialize()); end); it("can decode the sample packet", function () local packet = stun.new_packet():deserialize(sample_packet); assert(packet); local method, method_name = packet:get_method(); assert.equal(1, method); assert.equal("binding", method_name); assert.equal("example.org", packet:get_attribute("realm")); end); it("can generate the sample packet", function () -- These values, and the sample packet, come from RFC 5769 2.4 local username = string.char( -- U+30DE KATAKANA LETTER MA 0xE3, 0x83, 0x9E, -- U+30C8 KATAKANA LETTER TO 0xE3, 0x83, 0x88, -- U+30EA KATAKANA LETTER RI 0xE3, 0x83, 0xAA, -- U+30C3 KATAKANA LETTER SMALL TU 0xE3, 0x83, 0x83, -- U+30AF KATAKANA LETTER KU 0xE3, 0x82, 0xAF, -- U+30B9 KATAKANA LETTER SU 0xE3, 0x82, 0xB9 ); -- Password: "The<U+00AD>M<U+00AA>tr<U+2168>" and "TheMatrIX" (without -- quotes) respectively before and after SASLprep processing local password = "TheMatrIX"; local realm = "example.org"; local p3 = stun.new_packet("binding", "request"); p3.transaction_id = hex.decode("78AD3433C6AD72C029DA412E"); p3:add_attribute("username", username); p3:add_attribute("nonce", "f//499k954d6OL34oL9FSTvy64sA"); p3:add_attribute("realm", realm); local key = stun.get_long_term_auth_key(realm, username, password); p3:add_message_integrity(key); assert.equal(sample_packet, p3:serialize()); end); end);