# mkdir -p /srv/zabbix/libexec
# wget https://raw.githubusercontent.com/oscm/zabbix/master/Dependency/dependency /srv/zabbix/libexec/

chmod +x /srv/zabbix/libexec/dependency

[root@netkiller zabbix_agentd.d]# /srv/zabbix/libexec/dependency -h
/srv/zabbix/libexec/dependency - Software dependency check
    author neo <netkiller@msn.com>
    -d/--discovery
    -p/--ping 192.168.0.1/www.netkiller.cn
    -c/--check 192.186.0.1 80
    -h/--help

zabbix_get -s 10.24.15.18 -k 'dependency.discovery'

Zabbix Agent

# wget https://raw.githubusercontent.com/oscm/zabbix/master/Dependency/userparameter_dependency.conf -P /etc/zabbix/zabbix_agentd.d/
# systemctl restart zabbix-agent

Config

mkdir -p /srv/zabbix/conf
cat >> /srv/zabbix/conf/dependency.conf << EOF
Redis 127.0.0.1 80
EOF