From 322934c19e12e07a5bd9faaf2bec229ab6701ec7 Mon Sep 17 00:00:00 2001
From: ibizaman <ibizapeanut@gmail.com>
Date: Sun, 13 Aug 2023 15:11:34 -0700
Subject: [PATCH] make nginx output log in json format

---
 modules/nginx.nix | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/modules/nginx.nix b/modules/nginx.nix
index 54199e2..1ccb92b 100644
--- a/modules/nginx.nix
+++ b/modules/nginx.nix
@@ -23,12 +23,30 @@ in
   config = {
     services.nginx.logError = lib.mkIf cfg.debugLog "stderr warn";
     services.nginx.appendHttpConfig = lib.mkIf cfg.accessLog ''
-        log_format postdata '$remote_addr - $remote_user [$time_local] '
-                            '"$request" <$server_name> $status $body_bytes_sent '
-                            '"$http_referer" "$http_user_agent" "$gzip_ratio" '
-                            'post:"$request_body"';
+        log_format apm
+          '{'
+          '"remote_addr":"$remote_addr",'
+          '"remote_user":"$remote_user",'
+          '"time_local":"$time_local",'
+          '"request":"$request",'
+          '"request_length":"$request_length",'
+          '"server_name":"$server_name",'
+          '"status":"$status",'
+          '"bytes_sent":"$bytes_sent",'
+          '"body_bytes_sent":"$body_bytes_sent",'
+          '"referrer":"$http_referrer",'
+          '"user_agent":"$http_user_agent",'
+          '"gzip_ration":"$gzip_ratio",'
+          '"post":"$request_body",'
+          '"upstream_addr":"$upstream_addr",'
+          '"upstream_status":"$upstream_status",'
+          '"request_time":"$request_time",'
+          '"upstream_response_time":"$upstream_response_time",'
+          '"upstream_connect_time":"$upstream_connect_time",'
+          '"upstream_header_time":"$upstream_header_time"'
+          '}';
 
-        access_log syslog:server=unix:/dev/log postdata;
+        access_log syslog:server=unix:/dev/log apm;
       '';
   };
 }