discuz मञ्चस्य निर्माणं कुर्वन्तु (lvs nginx http mysql nfs) 8 servers

discuz मञ्चं (lvs nginx http mysql nfs) 8 सर्वरं स्थापयतु

2024-07-08

discuz मञ्चस्य निर्माणं कुर्वन्तु (lvs nginx http mysql nfs)

1. IP योजना

सेवा नाम	IP पता	सेवते
LVS1	192.168.100.110	keepalived ipvsadm
LVS2	192.168.100.111	keepalived ipvsadm
nginx1	192.168.100.113	ङिन्क्स
nginx2	192.168.100.114	ङिन्क्स
nfs	192.168.100.116	नफ्स-उटिल्
web1	192.168.100.118	httpd php nfs-util इति इति
web2	192.168.100.119	httpd php nfs-util इति इति
mysql	192.168.100.121	mysql

आभासी IP

सेवा नाम	IP पता	सेवते
आभासी ip	192.168.100.100	nginx keepalived इति

2. विन्यासः

1.LVS1

रक्षणभित्तिं निष्क्रियं कुर्वन्तु, selinux

# 关闭防火墙
systemctl stop firewalld

# 关闭selinux
setenforce 0

सेट् ip: 192.168.100.110

# 编辑网卡信息
vi /etc/sysconfig/network-scripts/ifcfg-ens33

# 修改
BOOTPROTO=static
ONBOOT=yes

# 写入
IPADDR=192.168.100.110
NETMASK=255.255.255.0
GATEWAY=192.168.100.2

keepalived and ipvsadm डाउनलोड करें

yum -y install keepalived ipvsadm

पूर्वनिर्धारितविन्याससञ्चिकायाः बैकअपं गृह्यताम्

cp -p /etc/keepalived/keepalived.conf /etc/keepalived/keepalived.conf.bak

मूलसञ्चिकाः विलोप्य नूतना सामग्री निर्मायताम्

# 删除原有文件
rm -rf /etc/keepalived/keepalived.conf 

# 创建新文件
vi /etc/keepalived/keepalived.conf

निम्नलिखित सामग्रीं योजयन्तु

! Configuration File for keepalived

# 配置双机热备（主）
lobal_defs {
   router_id 1
}
vrrp_instance VI_1 {
    state MASTER
    interface ens33
    virtual_router_id 1
    priority 120
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass 123456
    }
    virtual_ipaddress {
        192.168.100.100
    }
}

# 虚拟服务器ip及mysql地址
virtual_server 192.168.100.100 80 {
        delay_loop 15
        lb_algo rr
        lb_kind DR
        protocol TCP
        real_server 192.168.100.113 80 {
        weight 1
        TCP_CHECK {
                connect_port 80
                connect_timeout 3
                nb_get_retry 3
                delay_before_retry 4
                }
        }
        real_server 192.168.100.114 80 {
        weight 1
        TCP_CHECK {
                connect_port 80
                connect_timeout 3
                nb_get_retry 3
                delay_before_retry 4
                }
        }
}

keepalived इति आरभत

systemctl start keepalived

सेवा मॉड्यूल

# 加载系统内核的服务模块
modprobe ip_vs

# 查看运行状态
lsmod | grep ip_vs

net network tools डाउनलोड् कुर्वन्तु

yum -y install net-tools

नेटवर्क् कार्ड् सूचनां पश्यन्तु

# 停用物理网卡
ifconfig ens33 down

# 启动物理网卡（如在连接工具上，需到虚拟机上启动）
ifconfig ens33 up

# 查看网卡信息（在ens33网卡下是否有ip：192.168.100.100）
ip a

# 查看LVS-DR群集策略规则
ipvsadm -ln

LVS-DR समूह रणनीति

# 查看策略
ipvsadm -ln

2.LVS2

रक्षणभित्तिं निष्क्रियं कुर्वन्तु, selinux

# 关闭防火墙
systemctl stop firewalld

# 关闭selinux
setenforce 0

सेट् ip: 192.168.100.111

# 编辑网卡信息
vi /etc/sysconfig/network-scripts/ifcfg-ens33

# 修改
BOOTPROTO=static
ONBOOT=yes

# 写入
IPADDR=192.168.100.111
NETMASK=255.255.255.0
GATEWAY=192.168.100.2

keepalived and ipvsadm डाउनलोड करें

yum -y install keepalived ipvsadm

पूर्वनिर्धारितविन्याससञ्चिकायाः बैकअपं गृह्यताम्

cp -p /etc/keepalived/keepalived.conf /etc/keepalived/keepalived.conf.bak

मूलसञ्चिकाः विलोप्य नूतना सामग्री निर्मायताम्

# 删除原有文件
rm -rf /etc/keepalived/keepalived.conf 

# 创建新文件
vi /etc/keepalived/keepalived.conf

निम्नलिखित सामग्रीं योजयन्तु

! Configuration File for keepalived

# 配置双机热备（备）
lobal_defs {
   router_id 2
}
vrrp_instance VI_1 {
    state BACKUP
    interface ens33
    virtual_router_id 1
    priority 100
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass 123456
    }
    virtual_ipaddress {
        192.168.100.100
    }
}

# 虚拟服务器ip及mysql地址
virtual_server 192.168.100.100 80 {
        delay_loop 15
        lb_algo rr
        lb_kind DR
        protocol TCP
        real_server 192.168.100.113 80 {
        weight 1
        TCP_CHECK {
                connect_port 80
                connect_timeout 3
                nb_get_retry 3
                delay_before_retry 4
                }
        }
        real_server 192.168.100.114 80 {
        weight 1
        TCP_CHECK {
                connect_port 80
                connect_timeout 3
                nb_get_retry 3
                delay_before_retry 4
                }
        }
}

keepalived इति आरभत

systemctl start keepalived

सेवा मॉड्यूल

# 加载系统内核的服务模块
modprobe ip_vs

# 查看运行状态
lsmod | grep ip_vs

net network tools डाउनलोड् कुर्वन्तु

yum -y install net-tools

नेटवर्क् कार्ड् सूचनां पश्यन्तु

# 停用物理网卡
ifconfig ens33 down

# 启动物理网卡（如在连接工具上，需到虚拟机上启动）
ifconfig ens33 up

# 查看网卡信息（在ens33网卡下是否有ip：192.168.100.100）
ip a

# 查看LVS-DR群集策略规则
ipvsadm -ln

LVS-DR समूह रणनीति

# 查看策略
ipvsadm -ln

३.ङिन्क्स१

अग्निप्रावरणं निष्क्रियं कुर्वन्तु, selinux

# 关闭防火墙
systemctl stop firewalld

# 关闭selinux
setenforce 0

सेट् ip: 192.168.100.113

# 编辑网卡信息
vi /etc/sysconfig/network-scripts/ifcfg-ens33

# 修改
BOOTPROTO=static
ONBOOT=yes

# 写入
IPADDR=192.168.100.113
NETMASK=255.255.255.0
GATEWAY=192.168.100.2

nginx, keepalived वातावरण डाउनलोड करें

# 配置nginx下载源
cat

प्रौद्योगिकी साझेदारी

discuz मञ्चं (lvs nginx http mysql nfs) 8 सर्वरं स्थापयतु