From 2616e00a5310e1755fdec02147f1110221fb6d36 Mon Sep 17 00:00:00 2001
From: Martin Fischer <martin@push-f.com>
Date: Thu, 27 Mar 2025 08:09:26 +0100
Subject: tweak(tente): rotate matrix nginx access logs daily

---
 nixos/helpers.nix | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'nixos/helpers.nix')

diff --git a/nixos/helpers.nix b/nixos/helpers.nix
index de00136..c6d1ff8 100644
--- a/nixos/helpers.nix
+++ b/nixos/helpers.nix
@@ -9,6 +9,20 @@ in
     error_log /var/log/nginx/${name}.error.log;
   '';
 
+  # Returns the default nginx logrotate settings for a specific virtual host.
+  mkNginxAccessLogrotateSettings = name: {
+    ignoreduplicates = true; # ignore any following matches (otherwise we get a 'duplicate log entry' error)
+    priority = 100; # default is 1000, smaller values are inserted first
+
+    files = [ "/var/log/nginx/${name}.access.log" ];
+    frequency = "weekly";
+    su = "${config.services.nginx.user} ${config.services.nginx.group}";
+    rotate = 26;
+    compress = true;
+    delaycompress = true;
+    postrotate = "[ ! -f /var/run/nginx/nginx.pid ] || kill -USR1 `cat /var/run/nginx/nginx.pid`";
+  };
+
   commonHttpConfig = ''
     map $request_uri $request_uri_path {
       "~^(?P<path>[^?]*)(\?.*)?$"  $path;
-- 
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