node: Use proper logging in Driver

node/src/main/kotlin/com/r3corda/node/driver/Driver.kt

@@ -9,6 +9,8 @@ import com.r3corda.node.services.config.NodeConfiguration
 import com.r3corda.node.services.messaging.ArtemisMessagingClient
 import com.r3corda.node.services.network.InMemoryNetworkMapCache
 import com.r3corda.node.services.network.NetworkMapService
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
 import java.net.ServerSocket
 import java.net.Socket
 import java.net.SocketException
@@ -57,6 +59,8 @@ sealed class PortAllocation {
     }
 }
 
+private val log: Logger = LoggerFactory.getLogger("Driver")
+
 /**
  * TODO: remove quasarJarPath once we have a proper way of bundling quasar
  */
@@ -238,7 +242,7 @@ class DriverDSL(
                 nearestCity = pickA(city),
                 legalName = networkMapName
         )
-        println("Starting network-map-service")
+        log.info("Starting network-map-service")
         registerProcess(startNode(driverCliParams, quasarJarPath, debugPort))
     }
 

node/src/main/kotlin/com/r3corda/node/driver/NodeRunner.kt

@@ -13,11 +13,15 @@ import com.r3corda.node.services.network.NetworkMapService
 import joptsimple.ArgumentAcceptingOptionSpec
 import joptsimple.OptionParser
 import joptsimple.OptionSet
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
 import java.nio.file.Path
 import java.nio.file.Paths
 import java.security.PublicKey
 import java.util.*
 
+private val log: Logger = LoggerFactory.getLogger("NodeRunner")
+
 class NodeRunner {
     companion object {
         @JvmStatic fun main(arguments: Array<String>) {
@@ -57,8 +61,7 @@ class NodeRunner {
                         advertisedServices = services.toSet()
                 )
 
-
-                println("Starting $legalName with services $services on addresses $messagingAddress and $apiAddress")
+                log.info("Starting $legalName with services $services on addresses $messagingAddress and $apiAddress")
                 node.start()
             }
         }