poundでロードバランサを構築してみた。(ELB)

【rocky linux9 追記　20240119】

# dnf config-manager --set-enabled crb
# dnf install epel-release

※ epel　有効／無効
# dnf config-manager --enable epel
# dnf config-manager --disable epel ＊ default

※ Rocky Linux9は、現在のところPoundをサポートしていなかった。

     Rocky Linux8で実施。

---------------------Rocky linux 8 ---------------------------------

# dnf --enablerepo=epel install Pound
# pound -V
starting...
Version 2.8-patrodyne-20191230
Configuration switches:
Exiting...

# vi /etc/pound.cfg

User "pound"
Group "pound"
Control "/var/lib/pound/pound.cfg"

LogLevel     1

Alive        10

Daemon       1

LogFacility  daemon

Client       300

TimeOut      3600

Threads       256

ListenHTTP
  Address 0.0.0.0
  Port 80

  Err414 "/var/www/Err414"

  Err500 "/var/www/Err500"

  Err501 "/var/www/Err501"

  Err503 "/var/www/Err503"

End

ListenHTTPS
  Address 0.0.0.0
  Port 443
  Cert "/etc/pki/tls/certs/pound.pem"
End
Service
  BackEnd
    Address 192.168.21.101
    Port 80
  End
  BackEnd
    Address 192.168.21.102
    Port 80
  End

  Session

    Type    COOKIE

    ID      "sessionid"

    TTL     120

  End

End

# pound -c -v

# firewall-cmd --add-service=http --zone=public --permanent

# firewall-cmd --add-service=https --zone=public --permanent

# firewall-cmd --reload

# systemctl start pound
# systemctl enable pound

# systemctl status pound

● pound.service - Pound Reverse Proxy And Load-balancer

   Loaded: loaded (/usr/lib/systemd/system/pound.service; enabled; vendor preset: disabled)

   Active: active (running) since Mon 2022-05-30 08:30:51 JST; 58min ago

  Process: 1069 ExecStart=/usr/sbin/pound (code=exited, status=0/SUCCESS)

 Main PID: 1111 (pound)

    Tasks: 132 (limit: 11272)

   Memory: 36.0M

   CGroup: /system.slice/pound.service

           ├─1111 /usr/sbin/pound

           └─1112 /usr/sbin/pound

 5月 30 09:22:28 elb_web pound[1112]: 192.168.20.2 GET /assets/images/menu/enter2.png HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:28 elb_web pound[1112]: 192.168.20.2 GET /assets/images/menu/acount2-1.png HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:28 elb_web pound[1112]: 192.168.20.2 GET /assets/images/menu/setup.png HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:28 elb_web pound[1112]: 192.168.20.2 GET /assets/images/menu/log2.png HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:28 elb_web pound[1112]: 192.168.20.2 GET /assets/images/menu/exit2.png HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:28 elb_web pound[1112]: 192.168.20.2 GET /assets/vendor/fonts/inter/Inter-Bold.woff2?v=3.13 HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:32 elb_web pound[1112]: 192.168.20.2 GET /test/logout/?jump= HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:34 elb_web pound[1112]: 192.168.20.2 GET /test/top/ HTTP/1.1 - HTTP/1.1 302 Found

 5月 30 09:22:34 elb_web pound[1112]: 192.168.20.2 GET /test/login/?next=/test/top/ HTTP/1.1 - HTTP/1.1 200 OK

 5月 30 09:22:37 elb_web pound[1112]: 192.168.20.2 GET /test/login/?next=/test/top/ HTTP/1.1 - HTTP/1.1 200 OK

※ マニュアル（https://linux.die.net/man/8/pound）