Refs

https://docs.spring.io/spring-cloud-dataflow/docs/1.1.0.RELEASE/reference/html/configuration-monitoring-management.html

https://docs.spring.io/spring-boot/docs/current/actuator-api/html/

https://linux.die.net/man/1/curl

New Host

Para criar um host que utilize o agente de Spring Boot é necessário selecionar as seguintes opções...

Host Tags

Foi criada a Tag para que possa ser utilizada no Host e nas regras

Rule

Criar uma regra para evocação do novo agente "Datasource Programs" -> "Individual program call instead of agent access"

Agent | agent_springboot.sh

#!/bin/bash
#
# S E T U P
#     chmod +x /omd/agent_springboot.sh
#     ln /omd/agent_springboot.sh /omd/versions/default/share/check_mk/agents/special/agent_springboot
#
# P A R A M E T E R S
#     $1 | Hostanme
#
# (c) 2019-05-03 António Pós-de-Mina
#

echo "<<<check_mk>>>"
echo "Version: 1.0"
echo "AgentOS: Spring Boot"
echo "<<<local:sep(9)>>>"

curl -s --insecure --connect-timeout 5 https://$1/actuator/prometheus | awk '/^[^#]/ { value=$NF; gsub($NF,"",$0); print "0\tSpring Boot "$0"\tvalue="value"\t-" }'


# ------------------
# Spring Boot Health

curl https://$1/actuator/health  --connect-timeout 5 --insecure --silent -o /tmp/spring-boot-$$-body.txt --write-out "HTTP_CODE=%{http_code}\nHTTP_TIME=%{time_total}\nHTTP_SIZE=%{size_download}\n" &> /tmp/spring-boot-$$-stderr.txt

HTTP_ERROR=$?

if [ $HTTP_ERROR -ne 0 ]
then
	echo -e "2\tSpring Boot Health\t-\tHTTP timeout"
else
	source /tmp/spring-boot-$$-stderr.txt

	# evaluate status 
	declare -x STATUS=2
	if grep 'UP' --silent /tmp/spring-boot-$$-body.txt
	then
		STATUS=0
	fi
	echo $STATUS

	echo -e "$STATUS\tSpring Boot Health\tHTTP_STATUS=$HTTP_CODE|HTTP_TIME=${HTTP_TIME}s|HTTP_SIZE=${HTTP_SIZE}B\tHTTP status $HTTP_CODE, HTTP response time $HTTP_TIME, HTTP size $HTTP_SIZE"
fi

rm -f /tmp/spring-boot-$$*

HTTP output /actuator/health

Status = UP

- HTTP Status
- HTTP size
- HTTP Response time

spring-boot

Monitoring Spring Boot Framework as Check_MK Agent