Shulou(Shulou.com)06/03 Report--

Environment deployment server role IP address needs to install the package master cache server 192.168.142.130Telnet, libevent, memcached, keepalived, magent slave cache server 192.168.142.131Telnet, libevent, memcached, Keepalived client 192.168.142.132Telnet step 1: configure memcached main cache server # Mount package mount.cifs / / 192.168.142.1/memcached / mntcd / mnt/memcached# create directory mkdir / opt/magent # extract installation package tar zxvf magent-0.5.tar.gz-C / opt/magent/tar zxvf libevent-2.1.8-stable.tar.gz-C / opttar zxvf memcached-1.5.6.tar.gz-C / opt# install necessary components yum install gcc gcc-c++ make-y # to compile and install cd / opt/libevent-2.1.8-stable/./configure & & make installcd / opt/memcached-1.5.6/./configure-- with-libevent=/usrmake & & make installcd / opt/magent/vim ketama.h#ifndef SSIZE_MAX#define SSIZE_MAX 32767#endif# add-lmvim MakefileLIBS =-levent-lm# to compile make# Ann at the end of the first line Install opensshyum install openssh-clients-ycp magent / usr/bin# push magent file scp magent root@192.168.142.131:/usr/bin# turn off firewall and security features systemctl stop firewalld.service setenforce install keepalivedyum install keepalived-y # modify configuration file vim / etc/keepalived/keepalived.conf! Configuration File for keepalived# writes the following Define function vrrp_script magent {script "/ opt/shell/magent.sh" interval 2} # modify route-idglobal_defs {notification_email {acassen@firewall.loc failover@firewall.loc sysadmin@firewall.loc} notification_email_from Alexandre.Cassen@firewall.loc smtp_server 192.168.200.1 smtp_connect_timeout 30 router_id MAGENT_HAL # modify id name} # modify Nic port Vrrp_instance VI_1 {state MASTER interface ens33 # modify network card information virtual_router_id 51 priority 100 advert_int 1 authentication {auth_type PASS auth_pass 1111} # modify Call the above function track_script {magent} virtual_ipaddress {192.168.142.100 # define a virtual IP address}} mkdir / opt/shellcd / opt/shell/# to configure the slave server script vim magent.shenxinxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Then magent-u root-n 51200-l 192.168.142.100-p 12000-s 192.168.45.132 192.168.142.131:11211elsepkill 11211-b 192.168.142.131:11211elsepkill-9 magentfichmod + x magent.sh# launch systemctl start keepalived.service# to check the migration address ip addr# launch main server memcached-m 512k-u root-d-l 192.168.142.130-p 1121 check whether the port is open netstat-anptu | grep 11211 step 2: configure Memcached unzips the installation package cd / mnt/memcachedtar zxvf libevent-2.1.8-stable.tar.gz-C / opttar zxvf memcached-1.5.6.tar.gz-C / optyum install gcc gcc-c++ make-ycd / opt/libevent-2.1.8-stable/./configure-- prefix=/usrmake & & make installcd / opt/memcached-1.5.6/./ from the cache server # mount package mount.cifs / / 192.168.142.1/memcached / mnt# Configure-- with-libevent=/usrmake & & make install [root@localhost memcached-1.5.6] # cd / etc/keepalived/ [root@localhost keepalived] # mv keepalived.conf keepalived.conf.bk [root@localhost keepalived] # touch keepalived.conf [root@localhost keepalived] # vim keepalived.confvrrp_script magent {script "/ opt/shell/magent.sh" interval 2} global_defs {notification_email {acassen@firewall.loc failover@firewall.loc Sysadmin@firewall.loc} notification_email_from Alexandre.Cassen@firewall.loc smtp_server 192.168.200.1 smtp_connect_timeout 30 router_id MAGENT_HB # id name cannot be the same as master server} vrrp_instance VI_1 {state BACKUP # sets slave server interface ens33 virtual_router_id 52 # id number not to be the same as master server priority 90 # low priority with the master server advert_int 1 authentication {auth_type PASS auth_pass 1111} track_script {magent} virtual_ipaddress {192.168.142.100 # definition of virtual IP address}} mkdir / opt/shellcd / opt/shell/# configuration from the server script vim magent.shemaking server binram Bash K = `ip addr | grep 192.168.142.100 | | grep-v grep | wc-l`if [$K-gt 0] | Then magent-u root-n 51200-l 192.168.142.100-p 12000-s 192.168.142.130 192.168.142.131:11211elsepkill-9 magentfichmod + x magent.sh# start keepalivedsystemctl start keepalived.service# turn off firewall and secure full function systemctl stop firewalld.service setenforce "start from server memcached-m 512k-u root-d-l 192.168.142.131-p 1121" check if the port is open properly netstat-anptu | | grep 1121 install telent for testing yum install telnet-y step 3: client test # turn off firewall and security features systemctl stop firewalld.service setenforce install telent for testing yum install telnet-y # use drift address to log in to connect telnet 192.168.142.100 1200 to create a key-value pair | Verify master-slave synchronization add username 00 7123456dual hot standby # stop master server systemctl stop keepalived.service# use drift address to log in to connect to telnet 192.168.142.100 12000 Thank you for reading!

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