conf/nginx: 配置日志记录

- 在 nginx.conf.no_office.template 和 nginx.conf.template 中添加日志配置
- 关闭访问日志记录
- 设置错误日志级别为 warn

nginx.conf.no_office.template

@@ -23,6 +23,10 @@ http {
     	keepalive_timeout 65;
     	#gzip on;
 
+      # 日志
+      access_log off;
+      error_log  /var/log/nginx/error.log warn;
+
     	map $http_upgrade $connection_upgrade {
             default upgrade;
             ''      close;

nginx.conf.template

@@ -17,6 +17,10 @@ http {
     include mime.types;
     default_type application/octet-stream;
 
+    # 日志
+    access_log off;
+    error_log  /var/log/nginx/error.log warn;
+
     # 全局性能优化
     sendfile on;
     tcp_nopush on;