Mercurial > prosody-modules
view mod_http_stats_stream/mod_http_stats_stream.lua @ 4646:072d078be095
mod_storage_xmlarchive: Advertise capabilities (none atm)
Both 'total' and 'quota' would be prohibitively expensive for the kind
of archives this module targets as it would require counting items
across the entire archive.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Fri, 13 Aug 2021 01:18:32 +0200 |
parents | bac3dae031ee |
children |
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module:set_global(); local statsman = require "core.statsmanager"; local http = require "net.http.server"; local json = require "util.json"; assert(statsman.get_stats, "not compatible with trunk based on openmetrics"); local sessions = {}; local function updates_client_closed(response) module:log("debug", "Streamstats client closed"); sessions[response] = nil; end local function get_updates(event) local request, response = event.request, event.response; response.on_destroy = updates_client_closed; response.headers.content_type = "text/event-stream"; response.headers.x_accel_buffering = "no"; -- for nginx maybe? local resp = http.prepare_header(response); table.insert(resp, "event: stats-full\r\n"); table.insert(resp, "data: "); table.insert(resp, json.encode(statsman.get_stats())); table.insert(resp, "\r\n\r\n"); response.conn:write(table.concat(resp)); sessions[response] = request; return true; end module:hook("stats-updated", function (event) local data = table.concat({ "event: stats-updated"; "data: "..json.encode(event.changed_stats); ""; ""; }, "\r\n") for response in pairs(sessions) do response.conn:write(data); end end); module:depends("http"); module:provides("http", { route = { GET = get_updates; } });