Added systemd unit and config for agent2

Makefile

@@ -64,11 +64,44 @@ export ZABBIX_AGENT_CONFIG
 
 agent2:
 	tar xf zabbix-5.4.2.tar.gz
-	cd zabbix-5.4.2 && PATH=$$PATH:$(CURDIR)/../go/go/bin ./configure --prefix=/usr --sysconfdir=/etc --enable-agent2 --with-openssl
+	cd zabbix-5.4.2 && PATH=$$PATH:$(CURDIR)/../go/go/bin ./configure --prefix=/usr --sysconfdir=/etc --disable-agent --enable-agent2 --with-openssl
 	$(MAKE) -C zabbix-5.4.2 PATH=$$PATH:$(CURDIR)/../go/go/bin GOCACHE=/tmp/gocache GOPATH=$(CURDIR)/../go/go
 	$(MAKE) -C zabbix-5.4.2 install PATH=$$PATH:$(CURDIR)/../go/go/bin GOCACHE=/tmp/gocache GOPATH=$(CURDIR)/../go/go
+	@echo "$$ZABBIX_AGENT2_SERVICE" > /lib/systemd/system/zabbix-agent2.service
+	systemctl enable zabbix-agent2.service
+	@echo "$$ZABBIX_AGENT2_CONFIG" >> /etc/config/zabbix
+	install -v -Dm755 zabbix_agent /usr/share/easycwmp/functions/zabbix
 	rm -rf zabbix-5.4.2
 
+zabbix-agent2-service:
+define ZABBIX_AGENT2_SERVICE
+[Unit]
+Description=Zabbix Agent
+After=syslog.target network.target
+
+[Service]
+Type=forking
+ExecStartPre=/usr/sbin/zabbix_agentd-configure
+ExecStart=/usr/sbin/zabbix_agentd
+ExecStartPost=sleep 3
+PIDFile=/run/zabbix/zabbix_agentd.pid
+Restart=always
+RestartSec=100
+
+[Install]
+WantedBy=multi-user.target
+endef
+export ZABBIX_AGENT2_SERVICE
+
+zabbix-agent2-config:
+define ZABBIX_AGENT2_CONFIG
+
+config zabbix 'agent'
+	option server ''
+	option serveractive ''
+endef
+export ZABBIX_AGENT2_CONFIG
+
 opi:
 	sed -e '/^UserParameter=device\.product.*/a UserParameter=system.hw.temp,bc <<< "scale=3; `cat /sys/devices/virtual/thermal/thermal_zone0/temp`/1000"' -i /etc/zabbix_agentd.conf
 	sed -e '/^UserParameter=system\.hw\.temp.*/a UserParameter=system.cpu.freq.max,echo "`cat /sys/devices/system/cpu/cpufreq/policy0/cpuinfo_max_freq`000"' -i /etc/zabbix_agentd.conf