本次实验主机说明

    在 5.137 和 5.140 上安装并配置

    1.  ~]# yum install -y nginx
    3.  ~]# vim /etc/nginx/nginx.conf  
    5. # 末尾加上以下内容，stream 只能加在 main 中
    7. # 此处只是简单配置下nginx，实际生产中，建议进行更合理的配置
    9. stream {
    11.     log_format proxy '$time_local|$remote_addr|$upstream_addr|$protocol|$status|'
    13.                      '$session_time|$upstream_connect_time|$bytes_sent|$bytes_received|'
    15.                      '$upstream_bytes_sent|$upstream_bytes_received' ;
    18.     upstream kube-apiserver {
    20.         server 192.168.5.138:6443     max_fails=3 fail_timeout=30s;
    22.         server 192.168.5.138:6443     max_fails=3 fail_timeout=30s;
    24.     }
    26.     server {
    28.         listen 7443;
    30.         proxy_connect_timeout 2s;
    32.         proxy_timeout 900s;
    34.         proxy_pass kube-apiserver;
    36.         access_log /var/log/nginx/proxy.log proxy;
    38.     }
    39. }
    41.  ~]# systemctl start nginx; systemctl enable nginx
    43.  ~]# curl 127.0.0.1:7443  # 测试几次
    45. Client sent an HTTP request to an HTTPS server.
    47. [root@k8s-5-137 nginx]# cat /var/log/nginx/proxy.log 
    48. 25/Mar/2021:16:02:30 +0800|192.168.5.1|192.168.5.138:6443|TCP|200|0.001|0.000|76|383|383|76
    49. 25/Mar/2021:16:02:30 +0800|192.168.5.1|192.168.5.138:6443|TCP|200|0.001|0.001|76|341|341|76
    50. 25/Mar/2021:16:02:40 +0800|192.168.5.1|192.168.5.139:6443|TCP|200|0.008|0.000|1909|537|537|1909
    51. 25/Mar/2021:16:05:15 +0800|127.0.0.1|192.168.5.139:6443|TCP|200|0.000|0.000|76|78|78|76
    52. 25/Mar/2021:16:05:16 +0800|127.0.0.1|192.168.5.138:6443|TCP|200|0.001|0.000|76|78|78|76
    53. 25/Mar/2021:16:05:16 +0800|127.0.0.1|192.168.5.139:6443|TCP|200|0.001|0.000|76|78|78|76
    54. 25/Mar/2021:16:05:17 +0800|127.0.0.1|192.168.5.138:6443|TCP|200|0.001|0.000|76|78|78|76
    55. 25/Mar/2021:16:05:17 +0800|127.0.0.1|192.168.5.139:6443|TCP|200|0.000|0.000|76|78|78|76
    56. 25/Mar/2021:16:05:17 +0800|127.0.0.1|192.168.5.139:6443|TCP|200|0.000|0.000|76|78|78|76
    57. 25/Mar/2021:16:05:23 +0800|127.0.0.1|192.168.5.138:6443|TCP|200|0.029|0.001|1704|196|196|1704
    58. 25/Mar/2021:16:05:33 +0800|127.0.0.1|192.168.5.138:6443|TCP|200|0.001|0.000|76|78|78|76
    59. 25/Mar/2021:16:05:34 +0800|127.0.0.1|192.168.5.139:6443|TCP|200|0.001|0.000|76|78|78|76
    60. 25/Mar/2021:16:05:34 +0800|192.168.5.1|192.168.5.138:6443|TCP|200|170.411|0.000|2678|1214|1214|2678
    61. 25/Mar/2021:16:05:35 +0800|127.0.0.1|192.168.5.138:6443|TCP|200|0.000|0.000|76|78|78|76
    62. 25/Mar/2021:16:05:35 +0800|127.0.0.1|192.168.5.139:6443|TCP|200|0.002|0.000|76|78|78|76