Mercurial > prosody-modules
annotate mod_http_logging/mod_http_logging.lua @ 2965:557c976735e1
mod_http_logging: Factor out logging into a function for future reuse
author | Kim Alvefur <zash@zash.se> |
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date | Fri, 30 Mar 2018 13:34:15 +0200 |
parents | 88fec2b2bd58 |
children | 678be8ea4d38 |
rev | line source |
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mod_http_logging: Produce HTTP logs in the style of Apache
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1 -- mod_http_logging |
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2 -- |
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3 -- Copyright (C) 2015 Kim Alvefur |
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4 -- |
1883 | 5 -- This project is MIT/X11 licensed. Please see the |
6 -- COPYING file in the source package for more information. | |
7 -- | |
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8 -- Produces HTTP logs in the style of Apache |
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9 -- |
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10 -- TODO |
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11 -- * Configurable format? |
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12 |
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13 module:set_global(); |
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14 |
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15 local server = require "net.http.server"; |
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16 |
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17 local function log_response(response, body) |
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18 body = body or response.body; |
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19 local len = response.headers.content_length or (body and #body) or "-"; |
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20 local request = response.request; |
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21 local ip = request.conn:ip(); |
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22 local req = string.format("%s %s HTTP/%s", request.method, request.path, request.httpversion); |
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23 local date = os.date("%d/%m/%Y:%H:%M:%S %z"); |
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24 module:log("info", "%s - - [%s] \"%s\" %d %s", ip, date, req, response.status_code, tostring(len)); |
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25 end |
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26 |
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27 local send_response = server.send_response; |
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28 local function log_and_send_response(response, body) |
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29 if not response.finished then |
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30 log_response(response, body); |
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31 end |
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32 return send_response(response, body); |
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33 end |
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34 |
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35 if module.wrap_object_event then |
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36 -- Use object event wrapping, allows clean unloading of the module |
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37 module:wrap_object_event(server._events, false, function (handlers, event_name, event_data) |
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38 if event_data.response then |
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39 event_data.response.send = log_and_send_response; |
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40 end |
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41 return handlers(event_name, event_data); |
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42 end); |
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43 else |
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44 -- Fall back to monkeypatching, unlikely to behave nicely in the |
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45 -- presence of other modules also doing this |
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46 server.send_response = log_and_send_response; |
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47 function module.unload() |
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48 server.send_response = send_response; |
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49 end |
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50 end |