added keygen functionality to doorman

doorman/src/main/kotlin/com/r3/corda/doorman/Main.kt

@@ -1,14 +1,27 @@
 package com.r3.corda.doorman
 
 import com.google.common.net.HostAndPort
+import com.r3.corda.doorman.OptionParserHelper.toConfigWithOptions
+import com.r3.corda.doorman.persistence.CertificationRequestStorage
 import com.r3.corda.doorman.persistence.DBCertificateRequestStorage
-import joptsimple.ArgumentAcceptingOptionSpec
-import joptsimple.OptionParser
 import net.corda.core.crypto.X509Utilities
-import net.corda.core.utilities.debug
+import net.corda.core.crypto.X509Utilities.CACertAndKey
+import net.corda.core.crypto.X509Utilities.CORDA_INTERMEDIATE_CA
+import net.corda.core.crypto.X509Utilities.CORDA_INTERMEDIATE_CA_PRIVATE_KEY
+import net.corda.core.crypto.X509Utilities.CORDA_ROOT_CA
+import net.corda.core.crypto.X509Utilities.CORDA_ROOT_CA_PRIVATE_KEY
+import net.corda.core.crypto.X509Utilities.addOrReplaceKey
+import net.corda.core.crypto.X509Utilities.createIntermediateCert
+import net.corda.core.crypto.X509Utilities.loadCertificateAndKey
+import net.corda.core.crypto.X509Utilities.loadKeyStore
+import net.corda.core.crypto.X509Utilities.loadOrCreateKeyStore
+import net.corda.core.crypto.X509Utilities.saveKeyStore
+import net.corda.core.div
+import net.corda.core.seconds
 import net.corda.core.utilities.loggerFor
 import net.corda.node.services.config.ConfigHelper
-import net.corda.node.services.config.getProperties
+import net.corda.node.services.config.getOrElse
+import net.corda.node.services.config.getValue
 import net.corda.node.utilities.configureDatabase
 import org.bouncycastle.pkcs.jcajce.JcaPKCS10CertificationRequest
 import org.eclipse.jetty.server.Server
@@ -19,8 +32,12 @@ import org.eclipse.jetty.servlet.ServletHolder
 import org.glassfish.jersey.server.ResourceConfig
 import org.glassfish.jersey.servlet.ServletContainer
 import java.io.Closeable
+import java.lang.Thread.sleep
 import java.net.InetSocketAddress
+import java.nio.file.Path
 import java.nio.file.Paths
+import java.security.cert.Certificate
+import java.util.*
 import kotlin.concurrent.thread
 import kotlin.system.exitProcess
 
@@ -29,12 +46,17 @@ import kotlin.system.exitProcess
  *  The server will require keystorePath, keystore password and key password via command line input.
  *  The Intermediate CA certificate,Intermediate CA private key and Root CA Certificate should use alias name specified in [X509Utilities]
  */
-class DoormanServer(val webServerAddr: HostAndPort, val doormanWebService: DoormanWebService) : Closeable {
+class DoormanServer(webServerAddr: HostAndPort, val caCertAndKey: CACertAndKey, val rootCACert: Certificate, val storage: CertificationRequestStorage) : Closeable {
     companion object {
         val log = loggerFor<DoormanServer>()
     }
 
-    private val server: Server = initWebServer()
+    val server: Server = Server(InetSocketAddress(webServerAddr.hostText, webServerAddr.port)).apply {
+        server.handler = HandlerCollection().apply {
+            addHandler(buildServletContextHandler())
+        }
+    }
+
     val hostAndPort: HostAndPort get() = server.connectors
             .map { it as? ServerConnector }
             .filterNotNull()
@@ -42,20 +64,15 @@ class DoormanServer(val webServerAddr: HostAndPort, val doormanWebService: Doorm
             .first()
 
     override fun close() {
-        log.info("Shutting down CertificateSigningService...")
+        log.info("Shutting down Doorman Web Services...")
         server.stop()
         server.join()
     }
 
-    private fun initWebServer(): Server {
+    fun start() {
-        return Server(InetSocketAddress(webServerAddr.hostText, webServerAddr.port)).apply {
+        log.info("Starting Doorman Web Services...")
-            log.info("Starting CertificateSigningService...")
+        server.start()
-            handler = HandlerCollection().apply {
+        log.info("Doorman Web Services started on $hostAndPort")
-                addHandler(buildServletContextHandler())
-            }
-            start()
-            log.info("CertificateSigningService started on $hostAndPort")
-        }
     }
 
     private fun buildServletContextHandler(): ServletContextHandler {
@@ -63,7 +80,7 @@ class DoormanServer(val webServerAddr: HostAndPort, val doormanWebService: Doorm
             contextPath = "/"
             val resourceConfig = ResourceConfig().apply {
                 // Add your API provider classes (annotated for JAX-RS) here
-                register(doormanWebService)
+                register(DoormanWebService(caCertAndKey, rootCACert, storage))
             }
             val jerseyServlet = ServletHolder(ServletContainer(resourceConfig)).apply {
                 initOrder = 0  // Initialise at server start
@@ -73,62 +90,138 @@ class DoormanServer(val webServerAddr: HostAndPort, val doormanWebService: Doorm
     }
 }
 
-object ParamsSpec {
+class DoormanParameters(args: Array<String>) {
-    val parser = OptionParser()
+    private val argConfig = args.toConfigWithOptions {
-    val basedir: ArgumentAcceptingOptionSpec<String>? = parser.accepts("basedir", "Overriding configuration file path.")
+        accepts("basedir", "Overriding configuration filepath, default to current directory.").withRequiredArg().describedAs("filepath")
-            .withRequiredArg()
+        accepts("keygen", "Generate CA keypair and certificate using provide Root CA key.").withOptionalArg()
+        accepts("rootKeygen", "Generate Root CA keypair and certificate.").withOptionalArg()
+        accepts("approveAll", "Approve all certificate signing request.").withOptionalArg()
+        accepts("keystorePath", "CA keystore filepath, default to [basedir]/certificates/caKeystore.jks.").withRequiredArg().describedAs("filepath")
+        accepts("rootStorePath", "Root CA keystore filepath, default to [basedir]/certificates/rootCAKeystore.jks.").withRequiredArg().describedAs("filepath")
+        accepts("keystorePassword", "CA keystore password.").withRequiredArg().describedAs("password")
+        accepts("caPrivateKeyPassword", "CA private key password.").withRequiredArg().describedAs("password")
+        accepts("rootKeystorePassword", "Root CA keystore password.").withRequiredArg().describedAs("password")
+        accepts("rootPrivateKeyPassword", "Root private key password.").withRequiredArg().describedAs("password")
+        accepts("host", "Doorman web service host override").withRequiredArg().describedAs("hostname")
+        accepts("port", "Doorman web service port override").withRequiredArg().ofType(Int::class.java).describedAs("port number")
+    }
+    private val basedir by argConfig.getOrElse { Paths.get(".") }
+    private val config = argConfig.withFallback(ConfigHelper.loadConfig(basedir, allowMissingConfig = true))
+    val keystorePath: Path by config.getOrElse { basedir / "certificates" / "caKeystore.jks" }
+    val rootStorePath: Path by config.getOrElse { basedir / "certificates" / "rootCAKeystore.jks" }
+    val keystorePassword: String? by config.getOrElse { null }
+    val caPrivateKeyPassword: String? by config.getOrElse { null }
+    val rootKeystorePassword: String? by config.getOrElse { null }
+    val rootPrivateKeyPassword: String? by config.getOrElse { null }
+    val approveAll: Boolean by config
+    val host: String by config
+    val port: Int by config
+    val dataSourceProperties: Properties by  config
+    private val keygen: Boolean by config.getOrElse { false }
+    private val rootKeygen: Boolean by config.getOrElse { false }
+
+    val mode = if (rootKeygen) Mode.ROOT_KEYGEN else if (keygen) Mode.CA_KEYGEN else Mode.DOORMAN
+
+    enum class Mode {
+        DOORMAN, CA_KEYGEN, ROOT_KEYGEN
+    }
 }
 
 fun main(args: Array<String>) {
+    fun readPassword(fmt: String): String {
+        return if (System.console() != null) {
+            String(System.console().readPassword(fmt))
+        } else {
+            print(fmt)
+            readLine()!!
+        }
+    }
+    DoormanParameters(args).run {
         val log = DoormanServer.log
-    log.info("Starting certificate signing server.")
+        when (mode) {
-    try {
+            DoormanParameters.Mode.ROOT_KEYGEN -> {
-        ParamsSpec.parser.parse(*args)
+                println("Generating Root CA keypair and certificate.")
-    } catch (ex: Exception) {
+                val rootKeystorePassword = rootKeystorePassword ?: readPassword("Root Keystore Password : ")
-        log.error("Unable to parse args", ex)
+                val rootStore = loadOrCreateKeyStore(rootStorePath, rootKeystorePassword)
-        ParamsSpec.parser.printHelpOn(System.out)
+                val rootPrivateKeyPassword = rootPrivateKeyPassword ?: readPassword("Root Private Key Password : ")
-        exitProcess(1)
-    }.run {
-        val basedir = Paths.get(valueOf(ParamsSpec.basedir) ?: ".")
-        val config = ConfigHelper.loadConfig(basedir)
 
-        val keystore = X509Utilities.loadKeyStore(Paths.get(config.getString("keystorePath")).normalize(), config.getString("keyStorePassword"))
+                if (rootStore.containsAlias(CORDA_ROOT_CA_PRIVATE_KEY)) {
-        val intermediateCACertAndKey = X509Utilities.loadCertificateAndKey(keystore, config.getString("caKeyPassword"), X509Utilities.CORDA_INTERMEDIATE_CA_PRIVATE_KEY)
+                    val oldKey = loadOrCreateKeyStore(rootStorePath, rootKeystorePassword).getCertificate(CORDA_ROOT_CA_PRIVATE_KEY).publicKey
-        val rootCA = keystore.getCertificateChain(X509Utilities.CORDA_INTERMEDIATE_CA_PRIVATE_KEY).last()
+                    println("Key $CORDA_ROOT_CA_PRIVATE_KEY already exists in keystore, process will now terminate.")
+                    println(oldKey)
+                    exitProcess(1)
+                }
+
+                val selfSignCert = X509Utilities.createSelfSignedCACert(CORDA_ROOT_CA)
+                rootStore.addOrReplaceKey(CORDA_ROOT_CA_PRIVATE_KEY, selfSignCert.keyPair.private, rootPrivateKeyPassword.toCharArray(), arrayOf(selfSignCert.certificate))
+                saveKeyStore(rootStore, rootStorePath, rootKeystorePassword)
+
+                println("Root CA keypair and certificate stored in $rootStorePath.")
+                println(loadKeyStore(rootStorePath, rootKeystorePassword).getCertificate(CORDA_ROOT_CA_PRIVATE_KEY).publicKey)
+            }
+            DoormanParameters.Mode.CA_KEYGEN -> {
+                println("Generating Intermediate CA keypair and certificate.")
+                val rootKeystorePassword = rootKeystorePassword ?: readPassword("Root Keystore Password : ")
+                val rootPrivateKeyPassword = rootPrivateKeyPassword ?: readPassword("Root Private Key Password : ")
+                val rootKeyStore = loadKeyStore(rootStorePath, rootKeystorePassword)
+
+                val rootKeyAndCert = loadCertificateAndKey(rootKeyStore, rootPrivateKeyPassword, CORDA_ROOT_CA_PRIVATE_KEY)
+
+                val keystorePassword = keystorePassword ?: readPassword("Keystore Password : ")
+                val caPrivateKeyPassword = caPrivateKeyPassword ?: readPassword("CA Private Key Password : ")
+                val keyStore = loadOrCreateKeyStore(keystorePath, keystorePassword)
+
+                if (keyStore.containsAlias(CORDA_INTERMEDIATE_CA_PRIVATE_KEY)) {
+                    val oldKey = loadOrCreateKeyStore(keystorePath, rootKeystorePassword).getCertificate(CORDA_INTERMEDIATE_CA_PRIVATE_KEY).publicKey
+                    println("Key $CORDA_INTERMEDIATE_CA_PRIVATE_KEY already exists in keystore, process will now terminate.")
+                    println(oldKey)
+                    exitProcess(1)
+                }
+
+                val intermediateKeyAndCert = createIntermediateCert(CORDA_INTERMEDIATE_CA, rootKeyAndCert)
+                keyStore.addOrReplaceKey(CORDA_INTERMEDIATE_CA_PRIVATE_KEY, intermediateKeyAndCert.keyPair.private,
+                        caPrivateKeyPassword.toCharArray(), arrayOf(intermediateKeyAndCert.certificate, rootKeyAndCert.certificate))
+                saveKeyStore(keyStore, keystorePath, keystorePassword)
+                println("Intermediate CA keypair and certificate stored in $keystorePath.")
+                println(loadKeyStore(keystorePath, keystorePassword).getCertificate(CORDA_INTERMEDIATE_CA_PRIVATE_KEY).publicKey)
+            }
+            DoormanParameters.Mode.DOORMAN -> {
+                log.info("Starting certificate signing server.")
+
+                val keystorePassword = keystorePassword ?: readPassword("Keystore Password : ")
+                val caPrivateKeyPassword = caPrivateKeyPassword ?: readPassword("CA Private Key Password : ")
+
+                val keystore = X509Utilities.loadKeyStore(keystorePath, keystorePassword)
+                val rootCACert = keystore.getCertificateChain(CORDA_INTERMEDIATE_CA_PRIVATE_KEY).last()
+                val caCertAndKey = X509Utilities.loadCertificateAndKey(keystore, caPrivateKeyPassword, CORDA_INTERMEDIATE_CA_PRIVATE_KEY)
 
                 // Create DB connection.
-        val (datasource, database) = configureDatabase(config.getProperties("dataSourceProperties"))
+                val (datasource, database) = configureDatabase(dataSourceProperties)
                 val storage = DBCertificateRequestStorage(database)
-        val service = DoormanWebService(intermediateCACertAndKey, rootCA, storage)
+                // Daemon thread approving all request periodically.
-
+                val approvalThread = if (approveAll) {
-        // Background thread approving all request periodically.
+                    thread(name = "Request Approval Daemon") {
-        var stopSigner = false
+                        while (true) {
-        val certSinger = if (config.getBoolean("approveAll")) {
+                            sleep(10.seconds.toMillis())
-            thread {
-                while (!stopSigner) {
-                    Thread.sleep(1000)
                             for (id in storage.getPendingRequestIds()) {
                                 storage.approveRequest(id, {
                                     JcaPKCS10CertificationRequest(it.request).run {
-                                X509Utilities.createServerCert(subject, publicKey, intermediateCACertAndKey,
+                                        X509Utilities.createServerCert(subject, publicKey, caCertAndKey,
                                                 if (it.ipAddress == it.hostName) listOf() else listOf(it.hostName), listOf(it.ipAddress))
                                     }
                                 })
-                        log.debug { "Approved $id" }
+                                log.info("Approved $id")
-                    }
+                            }
-                }
+                        }
-                log.debug { "Certificate Signer thread stopped." }
+                    }
-            }
+                } else null
-        } else {
+                DoormanServer(HostAndPort.fromParts(host, port), caCertAndKey, rootCACert, storage).use {
-            null
+                    it.start()
-        }
+                    it.server.join()
-
+                    approvalThread?.interrupt()
-        DoormanServer(HostAndPort.fromParts(config.getString("host"), config.getInt("port")), service).use {
+                    approvalThread?.join()
-            Runtime.getRuntime().addShutdownHook(thread(false) {
+                }
-                stopSigner = true
+            }
-                certSinger?.join()
-                datasource.close()
-            })
         }
     }
 }

doorman/src/main/kotlin/com/r3/corda/doorman/OptionParserUtilities.kt

@@ -0,0 +1,25 @@
+package com.r3.corda.doorman
+
+import com.typesafe.config.Config
+import com.typesafe.config.ConfigFactory
+import joptsimple.ArgumentAcceptingOptionSpec
+import joptsimple.OptionParser
+import kotlin.system.exitProcess
+
+object OptionParserHelper {
+    fun Array<String>.toConfigWithOptions(options: OptionParser.() -> Unit): Config {
+        val parser = OptionParser()
+        val helpOption = parser.acceptsAll(listOf("h", "?", "help"), "show help").forHelp();
+        options(parser)
+        val optionSet = parser.parse(*this)
+        if (optionSet.has(helpOption)) {
+            parser.printHelpOn(System.out)
+            exitProcess(0)
+        }
+
+        return ConfigFactory.parseMap(parser.recognizedOptions().mapValues {
+            val optionSpec = it.value
+            if (optionSpec is ArgumentAcceptingOptionSpec<*> && !optionSpec.requiresArgument() && optionSet.has(optionSpec)) true else optionSpec.value(optionSet)
+        }.filterValues { it != null })
+    }
+}

doorman/src/main/resources/reference.conf

@@ -1,8 +1,8 @@
 host = localhost
 port = 0
-keystorePath = ${basedir}"/certificates/keystore.jks"
+keystorePath = ${basedir}"/certificates/caKeystore.jks"
-keyStorePassword = "password"
+keystorePassword = "password"
-caKeyPassword = "password"
+caPrivateKeyPassword = "password"
 approveAll = true
 
 dataSourceProperties {

doorman/src/test/kotlin/com/r3/corda/doorman/DoormanParametersTest.kt

@@ -0,0 +1,23 @@
+package com.r3.corda.doorman
+
+import org.junit.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+class DoormanParametersTest {
+    @Test
+    fun `parse arg correctly`() {
+        val params = DoormanParameters(arrayOf("--keygen", "--keystorePath", "./testDummyPath.jks", "--approveAll"))
+        assertEquals(DoormanParameters.Mode.CA_KEYGEN, params.mode)
+        assertEquals("./testDummyPath.jks", params.keystorePath.toString())
+        assertEquals(0, params.port)
+        assertTrue(params.approveAll)
+
+        val params2 = DoormanParameters(arrayOf("--keystorePath", "./testDummyPath.jks", "--port", "1000"))
+        assertEquals(DoormanParameters.Mode.DOORMAN, params2.mode)
+        assertEquals("./testDummyPath.jks", params2.keystorePath.toString())
+        assertEquals(1000, params2.port)
+    }
+}
+
+

doorman/src/test/kotlin/com/r3/corda/doorman/DoormanServiceTest.kt

@@ -31,7 +31,8 @@ class DoormanServiceTest {
     private lateinit var doormanServer: DoormanServer
 
     private fun startSigningServer(storage: CertificationRequestStorage) {
-        doormanServer = DoormanServer(HostAndPort.fromParts("localhost", 0), DoormanWebService(intermediateCA, rootCA.certificate, storage))
+        doormanServer = DoormanServer(HostAndPort.fromParts("localhost", 0), intermediateCA, rootCA.certificate, storage)
+        doormanServer.start()
     }
 
     @After