+--- Helper function to get a set of levels given a "criteria" table
+function get_levels(criteria, set)
+ set = set or {};
+ if type(criteria) == "string" then
+ set[criteria] = true;
+ return set;
+ end
+ local min, max = criteria.min, criteria.max;
+ if min or max then
+ local in_range;
+ for _, level in ipairs(logging_levels) do
+ if min == level then
+ set[level] = true;
+ in_range = true;
+ elseif max == level then
+ set[level] = true;
+ return set;
+ elseif in_range then
+ set[level] = true;
+ end
+ end
+ end
+
+ for _, level in ipairs(criteria) do
+ set[level] = true;
+ end
+ return set;
+end
+
+-- Initialize config, etc. --
+function reload_logging()
+ local old_sink_types = {};
+
+ for name, sink_maker in pairs(log_sink_types) do
+ old_sink_types[name] = sink_maker;
+ log_sink_types[name] = nil;
+ end
+
+ logger.reset();
+
+ local debug_mode = config.get("*", "core", "debug");
+
+ default_logging = { { to = "console" , levels = { min = (debug_mode and "debug") or "info" } } };
+ default_file_logging = {
+ { to = "file", levels = { min = (debug_mode and "debug") or "info" }, timestamps = true }
+ };
+ default_timestamp = "%b %d %H:%M:%S";
+
+ logging_config = config.get("*", "core", "log") or default_logging;
+
+
+ for name, sink_maker in pairs(old_sink_types) do
+ log_sink_types[name] = sink_maker;
+ end
+
+ prosody.events.fire_event("logging-reloaded");
+end
+
+reload_logging();
+prosody.events.add_handler("config-reloaded", reload_logging);
+
+--- Definition of built-in logging sinks ---
+
+-- Null sink, must enter log_sink_types *first*