Software / code / prosody-modules
Annotate
mod_log_ringbuffer/README.md @ 6302:06fbbd45ba75
mod_cloud_notify: Readme: fix links and labels that were removed in the last commit
diff --git a/mod_cloud_notify/README.md b/mod_cloud_notify/README.md
--- a/mod_cloud_notify/README.md
+++ b/mod_cloud_notify/README.md
@@ -1,3 +1,9 @@
+----
+-labels:
+-- 'Stage-Beta'
+-summary: 'XEP-0357: Cloud push notifications'
+----
+
# Introduction
This module enables support for sending "push notifications" to clients
@@ -32,15 +38,15 @@ notification to your device. When your d
it will display it or wake up the app so it can connect to XMPP and
receive any pending messages.
-This protocol is described for developers in \[XEP-0357: Push
-Notifications\].
+This protocol is described for developers in [XEP-0357: Push
+Notifications].
-For this module to work reliably, you must have \[mod_smacks\],
-\[mod_mam\] and \[mod_carbons\] also enabled on your server.
+For this module to work reliably, you must have [mod_smacks],
+[mod_mam] and [mod_carbons] also enabled on your server.
Some clients, notably Siskin and Snikket iOS need some additional
extensions that are not currently defined in a standard XEP. To support
-these clients, see \[mod_cloud_notify_extensions\].
+these clients, see [mod_cloud_notify_extensions].
# Configuration
@@ -58,18 +64,18 @@ these clients, see \[mod_cloud_notify_ex
# Internal design notes
App servers are notified about offline messages, messages stored by
-\[mod_mam\] or messages waiting in the smacks queue. The business rules
+[mod_mam] or messages waiting in the smacks queue. The business rules
outlined
[here](//mail.jabber.org/pipermail/standards/2016-February/030925.html)
are all honored[^2].
-To cooperate with \[mod_smacks\] this module consumes some events:
+To cooperate with [mod_smacks] this module consumes some events:
`smacks-ack-delayed`, `smacks-hibernation-start` and
`smacks-hibernation-end`. These events allow this module to send out
notifications for messages received while the session is hibernated by
-\[mod_smacks\] or even when smacks acknowledgements for messages are
+[mod_smacks] or even when smacks acknowledgements for messages are
delayed by a certain amount of seconds configurable with the
-\[mod_smacks\] setting `smacks_max_ack_delay`.
+[mod_smacks] setting `smacks_max_ack_delay`.
The `smacks_max_ack_delay` setting allows to send out notifications to
clients which aren't already in smacks hibernation state (because the
| author | Menel <menel@snikket.de> |
|---|---|
| date | Fri, 13 Jun 2025 10:44:37 +0200 |
| parent | 6003:fe081789f7b5 |
| rev | line source |
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1 --- |
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2 labels: |
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3 - 'Stage-Beta' |
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4 summary: 'Log to in-memory ringbuffer' |
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5 ... |
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6 |
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7 Introduction |
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8 ============ |
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9 |
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10 Sometimes debug logs are too verbose for continuous logging to disk. However |
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11 occasionally you may be interested in the debug logs when a certain event occurs. |
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12 |
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13 This module allows you to store all logs in a fixed-size buffer in Prosody's memory, |
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14 and dump them to a file whenever you want. |
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15 |
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16 # Configuration |
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17 |
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18 First of all, you need to load the module by adding it to your global `modules_enabled`: |
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19 |
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20 ``` {.lua} |
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21 modules_enabled = { |
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22 ... |
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23 "log_ringbuffer"; |
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24 ... |
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25 } |
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26 ``` |
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27 |
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28 By default the module will do nothing - you need to configure a log sink, using Prosody's |
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29 usual [logging configuration](https://prosody.im/doc/advanced_logging). |
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30 |
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31 ``` {.lua} |
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32 log = { |
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33 -- Log errors to a file |
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34 error = "/var/log/prosody/prosody.err"; |
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35 |
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36 -- Log debug and higher to a 2MB buffer |
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37 { to = "ringbuffer", size = 1024*1024*2, filename_template = "debug-logs-{pid}-{count}.log", signal = "SIGUSR2" }; |
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38 } |
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39 ``` |
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40 |
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41 The possible fields of the logging config entry are: |
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42 |
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43 `to` |
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44 : Set this to `"ringbuffer"`. |
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45 |
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46 `levels` |
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47 : The log levels to capture, e.g. `{ min = "debug" }`. By default, all levels are captured. |
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48 |
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49 `size` |
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50 : The size, in bytes, of the buffer. When the buffer fills, |
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51 old data will be overwritten by new data. |
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52 |
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53 `lines` |
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54 : If specified, preserves the latest N complete lines in the |
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55 buffer. The `size` option is ignored when this option is set. |
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56 |
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57 `filename` |
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58 : The name of the file to dump logs to when triggered. |
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59 |
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60 `filename_template` |
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61 : This parameter may optionally be specified instead of `filename. It |
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62 may contain a number of variables, described below. Defaults to |
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63 `"{paths.data}/ringbuffer-logs-{pid}-{count}.log"`. |
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64 |
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65 Only one of the following triggers may be specified: |
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66 |
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67 `signal` |
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68 : A signal that will cause the buffer to be dumped, e.g. `"SIGUSR2"`. |
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69 Do not use any signal that is used by any other Prosody module, to |
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70 avoid conflicts. |
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71 |
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72 `event` |
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73 : Alternatively, the name of a Prosody global event that will trigger |
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74 the logs to be dumped, e.g. `"config-reloaded"`. |
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75 |
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76 ## Filename variables |
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77 |
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78 If `filename_template` is specified instead of `filename`, it may contain |
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79 any of the following variables in curly braces, e.g. `{pid}`. |
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80 |
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81 `pid` |
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82 : The PID of the current process |
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83 |
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84 `count` |
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85 : A counter that begins at 0 and increments for each dump made by |
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86 the current process. |
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87 |
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88 `time` |
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89 : The unix timestamp at which the dump is made. It can be formatted |
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90 to human-readable local time using `{time|yyyymmdd}` and `{time|hhmmss}`. |
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91 |
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92 `paths` |
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93 : Allows access to Prosody's known filesystem paths, use e.g. `{paths.data}` |
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94 for the path to Prosody's data directory. |
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95 |
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96 The filename does not have to be unique for every dump - if a file with the same |
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97 name already exists, it will be appended to. |
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98 |
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99 ## Integration with mod_debug_traceback |
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100 |
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101 This module can be used in combination with [mod_debug_traceback] so that debug |
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102 logs are dumped at the same time as the traceback. Use the following configuration: |
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103 |
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104 ``` {.lua} |
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105 log = { |
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106 --- |
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107 -- other optional logging config here -- |
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108 --- |
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109 |
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110 { |
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111 to = "ringbuffer"; |
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112 filename_template = "{paths.data}/traceback-{pid}-{count}.log"; |
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113 event = "debug_traceback/triggered"; |
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114 }; |
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115 } |
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116 ``` |
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117 |
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118 If the filename template matches the traceback path, both logs and traceback will |
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119 be combined into the same file. Of course separate files can be specified if preferred. |
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120 |
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121 # Compatibility |
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122 |
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123 0.12 and later. |