Easy all in one launch of UI + SSH tunnels.

tools/jmeter/build.gradle

@@ -59,6 +59,10 @@ run {
     // If you want to debug: jvmArgs += "-agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=5005"
     args+= [ "-p", sourceSets.main.resources.getSrcDirs().first().getPath()+"/jmeter.properties",
              "-d", sourceSets.main.resources.getSrcDirs().first().getPath() ]
+    if ( project.hasProperty("jmeterHosts") ) {
+        args+= "-Xssh"
+        args+= Eval.me(jmeterHosts)
+    }
 }
 
 jar {

tools/jmeter/src/main/kotlin/net/corda/jmeter/Launcher.kt

@@ -13,6 +13,7 @@ class Launcher {
         @JvmStatic
         fun main(args: Array<String>) {
             val logger = LoggerFactory.getLogger(this::class.java)
+            logger.info("Launcher called with ${args.toList()}")
             val jmeter = JMeter()
             val capsuleDir = System.getProperty("capsule.dir")
             if (capsuleDir != null) {
@@ -44,8 +45,21 @@ class Launcher {
                 }
                 jmeter.start(arrayOf("-s", "-p", (capsuleDirPath / "jmeter.properties").toString()) + extraArgs + args)
             } else {
-                jmeter.start(args)
+                jmeter.start(maybeOpenSshTunnels(args))
             }
         }
+
+        private fun maybeOpenSshTunnels(args: Array<String>): Array<String> {
+            var index = 0
+            for (arg in args) {
+                if (arg == "-Xssh") {
+                    // start ssh
+                    Ssh.main(args.copyOfRange(index + 1, args.size), false)
+                    return if (index == 0) emptyArray() else args.copyOfRange(0, index)
+                }
+                index++
+            }
+            return args
+        }
     }
 }

tools/jmeter/src/main/kotlin/net/corda/jmeter/Ssh.kt

@@ -4,6 +4,7 @@ import com.jcraft.jsch.JSch
 import com.jcraft.jsch.Session
 import net.corda.core.utilities.NetworkHostAndPort
 import net.corda.loadtest.setupJSchWithSshAgent
+import net.corda.nodeapi.internal.addShutdownHook
 import org.slf4j.LoggerFactory
 import java.io.BufferedReader
 import java.io.InputStreamReader
@@ -15,7 +16,8 @@ class Ssh {
         val log = LoggerFactory.getLogger(this::class.java)
 
         @JvmStatic
-        fun main(args: Array<String>) {
+        @JvmOverloads
+        fun main(args: Array<String>, wait: Boolean = true) {
             val userName = System.getProperty("user.name")
             val jsch = setupJSchWithSshAgent()
             val sessions = mutableListOf<Session>()
@@ -58,8 +60,9 @@ class Ssh {
                 // ssh ${remoteHostAndPort.host} -R 0.0.0.0:clientRmiLocalPort:localhost:clientRmiLocalPort -N
                 createInboundTunnel(session, NetworkHostAndPort("0.0.0.0", clientRmiLocalPort), NetworkHostAndPort("localhost", clientRmiLocalPort))
             }
-            val input = BufferedReader(InputStreamReader(System.`in`))
 
+            if (wait) {
+                val input = BufferedReader(InputStreamReader(System.`in`))
                 do {
                     log.info("Type 'quit' to exit cleanly.")
                 } while (input.readLine() != "quit")
@@ -67,6 +70,14 @@ class Ssh {
                     log.info("Closing tunnels for ${it.host}")
                     it.disconnect()
                 }
+            } else {
+                addShutdownHook {
+                    sessions.forEach {
+                        log.info("Closing tunnels for ${it.host}")
+                        it.disconnect()
+                    }
+                }
+            }
         }
 
         private fun loadProps(filename: String): Properties {