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测试集群部署

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This commit is contained in:
zhanglikun 2023-09-13 10:45:29 +08:00
parent 865b9af4d6
commit c2ae899716
5 changed files with 52 additions and 31 deletions
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4
cluster.env
View File

@ -4,9 +4,7 @@ MASTER2="10.0.0.12"
MASTER3="10.0.0.13"
# master 节点的网卡设备名
MASTER1_NIC="eth0"
MASTER2_NIC="eth0"
MASTER3_NIC="eth0"
NETWORK_NIC="eth0"
# api server 填vip或者负载均衡的地址
API_SERVER="10.0.0.10"

24
cluster.sh
View File

@ -8,8 +8,28 @@ if [ $(id -u) != "0" ]; then
exit 1
fi
# 生成keepalived配置文件
git
sed -e "s/__MASTER1__/${MASTER1}/g" \
-e "s/__MASTER2__/${MASTER2}/g" \
-e "s/__MASTER3__/${MASTER3}/g" \
-e "s/__VIP__/${VIP}/g" \
-e "s/__NETWORK_NIC__/${NETWORK_NIC}/g" \
-i keepalived/*.conf
# 分发仓库文件
scp -r * root@${MASTER1}:/tmp/
scp -r * root@${MASTER2}:/tmp/
scp -r * root@${MASTER3}:/tmp/
# 分发配置
ssh root@${MASTER1} "cd /tmp/keepalived/ && cp keepalived1.conf /etc/keepalived/keepalived.conf && bash install.sh"
ssh root@${MASTER2} "cd /tmp/keepalived/ && cp keepalived2.conf /etc/keepalived/keepalived.conf && bash install.sh"
ssh root@${MASTER3} "cd /tmp/keepalived/ && cp keepalived3.conf /etc/keepalived/keepalived.conf && bash install.sh"
exit 1
cd scripts
./init.sh
sed -e "s/^apiserver=.*/apiserver=${VIP}/g" -i create_cluster.sh
./create_cluster.sh
./create_cluster.sh ${API_SERVER}
./nginx_ingress.sh

9
keepalived/keepalived1.conf
View File

@ -4,16 +4,17 @@ global_defs {
}
vrrp_script check {
script "killall -0 kube-apiserver" # 脚本路径
script "killall -0 kube-apiserver" # 脚本路径
interval 2 # 脚本执行间隔，单位s
weight -20 # -254-254之间，检测失败权重减少
}
vrrp_instance VI_1 { # 实例名
state MASTER # 3个实例，1个配置MASTER，另外2个配置BACKUP
interface ens192
state BACKUP # 3个实例，1个配置MASTER，另外2个配置BACKUP, 非抢占式配置BACKUP
interface __NETWORK_NIC__
virtual_router_id 251 # ID主备需一致
priority 100 # 默认权重，3个节点保持不一致，并且MASTER最大，priority之间的差值要小于weight
nopreempt # 非抢占式
authentication {
auth_type PASS # 主备验证信息，需一致
@ -28,7 +29,7 @@ vrrp_instance VI_1 { # 实例名
__MASTER3__
}
virtual_ipaddress {
__VIP__ dev ens192
__VIP__ dev __NETWORK_NIC__
}
}

23
keepalived/keepalived2.conf
View File

@ -1,22 +1,23 @@
global_defs {
script_user root # 脚本执行者
enable_script_security # 标记脚本安全
script_user root
enable_script_security
}
vrrp_script check {
script "killall -0 kube-apiserver" # 脚本路径
interval 2 # 脚本执行间隔，单位s
weight -20 # -254-254之间，检测失败权重减少
script "killall -0 kube-apiserver"
interval 2
weight -20
}
vrrp_instance VI_1 { # 实例名
state MASTER # 3个实例，1个配置MASTER，另外2个配置BACKUP
interface ens192
virtual_router_id 251 # ID主备需一致
vrrp_instance VI_1 {
state BACKUP
interface __NETWORK_NIC__
virtual_router_id 251
priority 99
nopreempt
authentication {
auth_type PASS # 主备验证信息，需一致
auth_type PASS
auth_pass 123456
}
track_script {
@ -28,7 +29,7 @@ vrrp_instance VI_1 { # 实例名
__MASTER3__
}
virtual_ipaddress {
__VIP__ dev ens192
__VIP__ dev __NETWORK_NIC__
}
}

23
keepalived/keepalived3.conf
View File

@ -1,22 +1,23 @@
global_defs {
script_user root # 脚本执行者
enable_script_security # 标记脚本安全
script_user root
enable_script_security
}
vrrp_script check {
script "killall -0 kube-apiserver" # 脚本路径
interval 2 # 脚本执行间隔，单位s
weight -20 # -254-254之间，检测失败权重减少
script "killall -0 kube-apiserver"
interval 2
weight -20
}
vrrp_instance VI_1 { # 实例名
state MASTER # 3个实例，1个配置MASTER，另外2个配置BACKUP
interface ens192
virtual_router_id 251 # ID主备需一致
vrrp_instance VI_1 {
state BACKUP
interface __NETWORK_NIC__
virtual_router_id 251
priority 98
nopreempt
authentication {
auth_type PASS # 主备验证信息，需一致
auth_type PASS
auth_pass 123456
}
track_script {
@ -28,7 +29,7 @@ vrrp_instance VI_1 { # 实例名
__MASTER2__
}
virtual_ipaddress {
__VIP__ dev ens192
__VIP__ dev __NETWORK_NIC__
}
}