Drift/pvv-nixos-config
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metrics: use matrix-lib to simplify generation of prometheus scrape config

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This commit is contained in:
Daniel Lovbrotte Olsen
2023-01-20 08:24:02 +01:00
parent efed13c810
commit 1a0880086a
2 changed files with 32 additions and 19 deletions
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15
hosts/jokum/services/matrix/synapse.nix
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@@ -1,8 +1,10 @@
{ config, lib, pkgs, values, ... }:
{ config, lib, pkgs, values, inputs, ... }:
let
cfg = config.services.matrix-synapse-next;
matrix-lib = inputs.matrix-next.lib;
imap0Attrs = with lib; f: set:
listToAttrs (imap0 (i: attr: nameValuePair attr (f i attr set.${attr})) (attrNames set));
in {
@@ -172,15 +174,8 @@ in {
services.nginx.virtualHosts."matrix.pvv.ntnu.no" = lib.mkMerge [({
locations = let
isListenerType = type: listener: lib.lists.any (r: lib.lists.any (n: n == type) r.names) listener.resources;
isMetricsListener = l: isListenerType "metrics" l;
firstMetricsListener = w: lib.lists.findFirst isMetricsListener (throw "No metrics endpoint on worker") w.settings.worker_listeners;
wAddress = w: lib.lists.findFirst (_: true) (throw "No address in receiver") (firstMetricsListener w).bind_addresses;
wPort = w: (firstMetricsListener w).port;
socketAddress = w: "${wAddress w}:${toString (wPort w)}";
connectionInfo = w: matrix-lib.workerConnectionResource "metrics" w;
socketAddress = w: let c = connectionInfo w; in "${c.host}:${toString (c.port)}";
metricsPath = w: "/metrics/${w.type}/${toString w.index}";
proxyPath = w: "http://${socketAddress w}/_synapse/metrics";