20220213 使用kubeasz搭建高可用kubernets
阿新 • • 發佈：2022-02-13
一、基礎環境準備
1.伺服器
| 主機ip地址 | 角色 | 作業系統 | 配置 |
|---|---|---|---|
| 192.168.1.34 | master01 | centos7.8 | 4c8g |
| 192.168.1.36 | master02 | centos7.8 | 4c8g |
| 192.168.1.37 | master03 | centos7.8 | 4c8g |
| 192.168.1.69 | etcd01 | centos7.8 | 2c2g |
| 192.168.1.70 | etcd02 | centos7.8 | 2c2g |
| 192.168.1.71 | etcd03 | centos7.8 | 2c2g |
| 192.168.1.72 | node01 | centos7.8 | 2c4g |
| 192.168.1.73 | node02 | centos7.8 | 2c4g |
| 192.168.1.74 | node03 | centos7.8 | 2c4g |
| 192.168.1.75 | haproxy01 | centos7.8 | 1c2g |
| 192.168.1.76 | haproxt02 | centos7.8 | 1c2g |
2.搭建高可用haproxy
2.1 安裝keepalived
192.168.1.75/76
yum install -y keepalived
75 keepalived.conf配置
點選檢視程式碼
! Configuration File for keepalived global_defs { notification_email { [email protected] [email protected] [email protected] } notification_email_from [email protected] smtp_server 192.168.200.1 smtp_connect_timeout 30 router_id LVS_DEVEL vrrp_skip_check_adv_addr #vrrp_strict vrrp_garp_interval 0 vrrp_gna_interval 0 } vrrp_instance VI_1 { state MASTER interface eth0 virtual_router_id 51 priority 100 advert_int 1 authentication { auth_type PASS auth_pass 1111 } virtual_ipaddress { 192.168.1.198 dev eth0 label eth0:1 } }
76 keepalived.conf配置
點選檢視程式碼
! Configuration File for keepalived global_defs { notification_email { [email protected] [email protected] [email protected] } notification_email_from [email protected] smtp_server 192.168.200.1 smtp_connect_timeout 30 router_id LVS_DEVEL vrrp_skip_check_adv_addr #vrrp_strict vrrp_garp_interval 0 vrrp_gna_interval 0 } vrrp_instance VI_1 { state BACKUP interface eth0 virtual_router_id 51 priority 80 advert_int 1 authentication { auth_type PASS auth_pass 1111 } virtual_ipaddress { 192.168.1.198 dev eth0 label eth0:1 } }