added jmx exporter agent

config/jmx_exporter.yaml

@@ -0,0 +1,39 @@
+lowercaseOutputLabelNames: true
+lowercaseOutputName: true
+whitelistObjectNames: ["java.lang:type=OperatingSystem", "Catalina:*"]
+blacklistObjectNames: []
+rules:
+  - pattern: 'Catalina<type=Server><>serverInfo: (.+)'
+    name: tomcat_serverinfo
+    value: 1
+    labels:
+      serverInfo: "$1"
+    type: COUNTER
+  - pattern: 'Catalina<type=GlobalRequestProcessor, name=\"(\w+-\w+)-(\d+)\"><>(\w+):'
+    name: tomcat_$3_total
+    labels:
+      port: "$2"
+      protocol: "$1"
+    help: Tomcat global $3
+    type: COUNTER
+  - pattern: 'Catalina<j2eeType=Servlet, WebModule=//([-a-zA-Z0-9+&@#/%?=~_|!:.,;]*[-a-zA-Z0-9+&@#/%=~_|]), name=([-a-zA-Z0-9+/$%~_-|!.]*), J2EEApplication=none, J2EEServer=none><>(requestCount|processingTime|errorCount):'
+    name: tomcat_servlet_$3_total
+    labels:
+      module: "$1"
+      servlet: "$2"
+    help: Tomcat servlet $3 total
+    type: COUNTER
+  - pattern: 'Catalina<type=ThreadPool, name="(\w+-\w+)-(\d+)"><>(currentThreadCount|currentThreadsBusy|keepAliveCount|connectionCount|acceptCount|acceptorThreadCount|pollerThreadCount|maxThreads|minSpareThreads):'
+    name: tomcat_threadpool_$3
+    labels:
+      port: "$2"
+      protocol: "$1"
+    help: Tomcat threadpool $3
+    type: GAUGE
+  - pattern: 'Catalina<type=Manager, host=([-a-zA-Z0-9+&@#/%?=~_|!:.,;]*[-a-zA-Z0-9+&@#/%=~_|]), context=([-a-zA-Z0-9+/$%~_-|!.]*)><>(processingTime|sessionCounter|rejectedSessions|expiredSessions):'
+    name: tomcat_session_$3_total
+    labels:
+      context: "$2"
+      host: "$1"
+    help: Tomcat session $3 total
+    type: COUNTER