Zabbix Agent Source compilation installation

$ yum -y install epel-release
$ yum install pcre pcre-devel openssl openssl-devel -y

$ groupadd zabbix
$ useradd zabbix -g zabbix -s /sbin/nologin

$ cd /tmp
$ tar -zxvf zabbix-3.4.2.tar.gz
$ cd zabbix-3.4.2
$ ./configure --prefix=/usr/local/zabbix --enable-agent --with-mysql --with-openssl
$ make && make install

$ mkdir -p /usr/local/zabbix/logs/
$ chown -R zabbix.zabbix /user/local/zabbix
$ sh -c "openssl rand -hex 32 > /usr/local/zabbix/etc/zabbix_agentd.psk"
$ cat /usr/local/zabbix/etc/zabbix_agentd.psk
fd1ac849e5f787dfc04300ae997d158e6f6f0c2209d66e7d2e687da2032ecbae

$ egrep -v "(^#|^$)" /usr/local/zabbix/etc/zabbix_agentd.conf

EnableRemoteCommands=1 #来至zabbix服务器的远程命令是否允许被执行
PidFile=/usr/local/zabbix/zabbix_agentd.pid
LogFile=/usr/local/zabbix/logs/zabbix_agentd.log
Server=10.10.204.65 #Zabbix Server IP 地址
ServerActive=10.10.204.65 #地址同上 主动向 Zabbix Server 发送监控内容
Hostname=101020465 #本机主机名 内容要和Zabbix Server 配置的 Host Name 一致
HostMetadataItem=system.uname #用于Item获取数据
User=zabbix
UnsafeUserParameters=1 #是否启用自定义key,zabbix监控mysql、tomcat等数据时需要自定义key
#下面使用预共享密钥（PSK）来保护服务器和客户端之间的连接
TLSConnect=psk
TLSAccept=psk
TLSPSKIdentity=PSK 001
TLSPSKFile=/usr/local/zabbix/etc/zabbix_agentd.psk

$ vim /usr/lib/systemd/system/zabbix-agent.service

[Unit]
Description=Zabbix Agent
After=syslog.target
After=network.target

[Service]
Environment="CONFFILE=/usr/local/zabbix/etc/zabbix_agentd.conf"
#EnvironmentFile=/usr/local/zabbix/etc/zabbix_agentd.conf.d/
Type=forking
Restart=on-failure
#PIDFile=/tmp/zabbix_agentd.pid
KillMode=control-group
ExecStart=/usr/local/zabbix/sbin/zabbix_agentd -c $CONFFILE
ExecStop=/bin/kill -SIGTERM $MAINPID
RestartSec=10s

[Install]
WantedBy=multi-user.target

$ systemctl start zabbix-agent
$ systemctl enable zabbix-agent

$ firewall-cmd --permanent --add-port=10050/tcp
$ firewall-cmd --reload