Add Client auth plugin and tls support for function to connect with b…

…roker (apache#1935)

* Add Client auth plugin and tls support for function to connect with broker

* add authConfig builder

* add hostnameverification and tlsCertPath

* add broker-tls url on worker

* take string type for boolean data-type

pulsar-broker/src/test/java/org/apache/pulsar/io/PulsarSinkE2ETest.java

@@ -18,6 +18,7 @@
  */
 package org.apache.pulsar.io;
 
+import static org.apache.commons.lang3.StringUtils.isNotBlank;
 import static org.apache.pulsar.broker.auth.MockedPulsarServiceBaseTest.retryStrategically;
 import static org.mockito.Mockito.spy;
 
@@ -27,6 +28,8 @@
 import java.net.MalformedURLException;
 import java.net.URI;
 import java.net.URL;
+import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
@@ -40,14 +43,17 @@
 import org.apache.pulsar.broker.PulsarService;
 import org.apache.pulsar.broker.ServiceConfiguration;
 import org.apache.pulsar.broker.ServiceConfigurationUtils;
+import org.apache.pulsar.broker.authentication.AuthenticationProviderTls;
 import org.apache.pulsar.broker.loadbalance.impl.SimpleLoadManagerImpl;
 import org.apache.pulsar.client.admin.BrokerStats;
 import org.apache.pulsar.client.admin.PulsarAdmin;
 import org.apache.pulsar.client.admin.PulsarAdminException;
 import org.apache.pulsar.client.api.Authentication;
+import org.apache.pulsar.client.api.ClientBuilder;
 import org.apache.pulsar.client.api.Producer;
 import org.apache.pulsar.client.api.ProducerBuilder;
 import org.apache.pulsar.client.api.PulsarClient;
+import org.apache.pulsar.client.impl.auth.AuthenticationTls;
 import org.apache.pulsar.common.policies.data.ClusterData;
 import org.apache.pulsar.common.policies.data.SubscriptionStats;
 import org.apache.pulsar.common.policies.data.TenantInfo;
@@ -87,7 +93,7 @@ public class PulsarSinkE2ETest {
 
     ServiceConfiguration config;
     WorkerConfig workerConfig;
-    URL url;
+    URL urlTls;
     PulsarService pulsar;
     PulsarAdmin admin;
     PulsarClient pulsarClient;
@@ -102,8 +108,16 @@ public class PulsarSinkE2ETest {
 
     private final int ZOOKEEPER_PORT = PortManager.nextFreePort();
     private final int brokerWebServicePort = PortManager.nextFreePort();
+    private final int brokerWebServiceTlsPort = PortManager.nextFreePort();
     private final int brokerServicePort = PortManager.nextFreePort();
+    private final int brokerServiceTlsPort = PortManager.nextFreePort();
     private final int workerServicePort = PortManager.nextFreePort();
+
+    private final String TLS_SERVER_CERT_FILE_PATH = "./src/test/resources/authentication/tls/broker-cert.pem";
+    private final String TLS_SERVER_KEY_FILE_PATH = "./src/test/resources/authentication/tls/broker-key.pem";
+    private final String TLS_CLIENT_CERT_FILE_PATH = "./src/test/resources/authentication/tls/client-cert.pem";
+    private final String TLS_CLIENT_KEY_FILE_PATH = "./src/test/resources/authentication/tls/client-key.pem";
+
     private static final Logger log = LoggerFactory.getLogger(PulsarSinkE2ETest.class);
 
     @BeforeMethod
@@ -118,31 +132,67 @@ void setup(Method method) throws Exception {
         bkEnsemble = new LocalBookkeeperEnsemble(3, ZOOKEEPER_PORT, PortManager.nextFreePort());
         bkEnsemble.start();
 
-        String hostHttpUrl = "http://127.0.0.1" + ":";
+        String brokerServiceUrl = "https://127.0.0.1:" + brokerWebServiceTlsPort;
 
         config = spy(new ServiceConfiguration());
         config.setClusterName("use");
+        Set<String> superUsers = Sets.newHashSet("superUser");
+        config.setSuperUserRoles(superUsers);
         config.setWebServicePort(brokerWebServicePort);
+        config.setWebServicePortTls(brokerWebServiceTlsPort);
         config.setZookeeperServers("127.0.0.1" + ":" + ZOOKEEPER_PORT);
         config.setBrokerServicePort(brokerServicePort);
+        config.setBrokerServicePortTls(brokerServiceTlsPort);
         config.setLoadManagerClassName(SimpleLoadManagerImpl.class.getName());
+
+
+        Set<String> providers = new HashSet<>();
+        providers.add(AuthenticationProviderTls.class.getName());
+        config.setAuthenticationEnabled(true);
+        config.setAuthenticationProviders(providers);
+        config.setTlsEnabled(true);
+        config.setTlsCertificateFilePath(TLS_SERVER_CERT_FILE_PATH);
+        config.setTlsKeyFilePath(TLS_SERVER_KEY_FILE_PATH);
+        config.setTlsAllowInsecureConnection(true);
+
+
         functionsWorkerService = createPulsarFunctionWorker(config);
-        url = new URL(hostHttpUrl + brokerWebServicePort);
+        urlTls = new URL(brokerServiceUrl);
         boolean isFunctionWebServerRequired = method.getName()
                 .equals("testExternalReplicatorRedirectionToWorkerService");
         Optional<WorkerService> functionWorkerService = isFunctionWebServerRequired ? Optional.ofNullable(null)
                 : Optional.of(functionsWorkerService);
         pulsar = new PulsarService(config, functionWorkerService);
         pulsar.start();
-        admin = new PulsarAdmin(url, (Authentication) null);
+
+        Map<String, String> authParams = new HashMap<>();
+        authParams.put("tlsCertFile", TLS_CLIENT_CERT_FILE_PATH);
+        authParams.put("tlsKeyFile", TLS_CLIENT_KEY_FILE_PATH);
+        Authentication authTls = new AuthenticationTls();
+        authTls.configure(authParams);
+
+        admin = spy(
+                PulsarAdmin.builder().serviceHttpUrl(brokerServiceUrl).tlsTrustCertsFilePath(TLS_CLIENT_CERT_FILE_PATH)
+                        .allowTlsInsecureConnection(true).authentication(authTls).build());
+
         brokerStatsClient = admin.brokerStats();
         primaryHost = String.format("http://%s:%d", InetAddress.getLocalHost().getHostName(), brokerWebServicePort);
 
         // update cluster metadata
-        ClusterData clusterData = new ClusterData(url.toString());
+        ClusterData clusterData = new ClusterData(urlTls.toString());
         admin.clusters().updateCluster(config.getClusterName(), clusterData);
 
-        pulsarClient = PulsarClient.builder().serviceUrl(url.toString()).statsInterval(0, TimeUnit.SECONDS).build();
+        ClientBuilder clientBuilder = PulsarClient.builder().serviceUrl(this.workerConfig.getPulsarServiceUrl());
+        if (isNotBlank(workerConfig.getClientAuthenticationPlugin())
+                && isNotBlank(workerConfig.getClientAuthenticationParameters())) {
+            clientBuilder.enableTls(workerConfig.isUseTls());
+            clientBuilder.allowTlsInsecureConnection(workerConfig.isTlsAllowInsecureConnection());
+            clientBuilder.authentication(workerConfig.getClientAuthenticationPlugin(),
+                    workerConfig.getClientAuthenticationParameters());
+        }
+        pulsarClient = clientBuilder.build();
+        // pulsarClient = PulsarClient.builder().serviceUrl(urlTls.toString()).statsInterval(0,
+        // TimeUnit.SECONDS).build();
 
         TenantInfo propAdmin = new TenantInfo();
         propAdmin.setAllowedClusters(Sets.newHashSet(Lists.newArrayList("use")));
@@ -166,6 +216,7 @@ void shutdown() throws Exception {
         if (workerExecutor != null) {
             workerExecutor.shutdown();
         }
+        pulsarClient.close();
         admin.close();
         pulsar.close();
         functionsWorkerService.stop();
@@ -179,8 +230,8 @@ private WorkerService createPulsarFunctionWorker(ServiceConfiguration config) {
                 org.apache.pulsar.functions.worker.scheduler.RoundRobinScheduler.class.getName());
         workerConfig.setThreadContainerFactory(new WorkerConfig.ThreadContainerFactory().setThreadGroupName("use"));
         // worker talks to local broker
-        workerConfig.setPulsarServiceUrl("pulsar://127.0.0.1:" + config.getBrokerServicePort());
-        workerConfig.setPulsarWebServiceUrl("http://127.0.0.1:" + config.getWebServicePort());
+        workerConfig.setPulsarServiceUrl("pulsar://127.0.0.1:" + config.getBrokerServicePortTls());
+        workerConfig.setPulsarWebServiceUrl("https://127.0.0.1:" + config.getWebServicePortTls());
         workerConfig.setFailureCheckFreqMs(100);
         workerConfig.setNumFunctionPackageReplicas(1);
         workerConfig.setClusterCoordinationTopicName("coordinate");
@@ -193,11 +244,19 @@ private WorkerService createPulsarFunctionWorker(ServiceConfiguration config) {
         workerConfig.setWorkerHostname(hostname);
         workerConfig
                 .setWorkerId("c-" + config.getClusterName() + "-fw-" + hostname + "-" + workerConfig.getWorkerPort());
+
+        workerConfig.setClientAuthenticationPlugin(AuthenticationTls.class.getName());
+        workerConfig.setClientAuthenticationParameters(
+                String.format("tlsCertFile:%s,tlsKeyFile:%s", TLS_CLIENT_CERT_FILE_PATH, TLS_CLIENT_KEY_FILE_PATH));
+        workerConfig.setUseTls(true);
+        workerConfig.setTlsAllowInsecureConnection(true);
+        workerConfig.setTlsTrustCertsFilePath(TLS_CLIENT_CERT_FILE_PATH);
+
         return new WorkerService(workerConfig);
     }
 
     /**
-     * Validates pulsar sink e2e functionality on functions.  
+     * Validates pulsar sink e2e functionality on functions.
      * 
      * @throws Exception
      */
@@ -236,17 +295,17 @@ public void testE2EPulsarSink() throws Exception {
         }
         retryStrategically((test) -> {
             try {
-                SubscriptionStats subStats = admin.topics().getStats(sourceTopic).subscriptions.values()
-                        .iterator().next();
+                SubscriptionStats subStats = admin.topics().getStats(sourceTopic).subscriptions.values().iterator()
+                        .next();
                 return subStats.unackedMessages == 0;
             } catch (PulsarAdminException e) {
                 return false;
             }
         }, 5, 150);
         // validate pulsar-sink consumer has consumed all messages and delivered to Pulsar sink but unacked messages
         // due to publish failure
-        Assert.assertEquals(admin.topics().getStats(sourceTopic).subscriptions.values().iterator()
-                .next().unackedMessages, 0);
+        Assert.assertEquals(
+                admin.topics().getStats(sourceTopic).subscriptions.values().iterator().next().unackedMessages, 0);
 
     }
 
@@ -281,7 +340,7 @@ protected FunctionDetails createSinkConfig(String jarFile, String tenant, String
 
         // set up sink spec
         SinkSpec.Builder sinkSpecBuilder = SinkSpec.newBuilder();
-        //sinkSpecBuilder.setClassName(PulsarSink.class.getName());
+        // sinkSpecBuilder.setClassName(PulsarSink.class.getName());
         sinkSpecBuilder.setTopic(String.format("persistent://%s/%s/%s", tenant, namespace, "output"));
         Map<String, Object> sinkConfigMap = Maps.newHashMap();
         sinkSpecBuilder.setConfigs(new Gson().toJson(sinkConfigMap));
@@ -290,4 +349,4 @@ protected FunctionDetails createSinkConfig(String jarFile, String tenant, String
 
         return functionDetailsBuilder.build();
     }
-}
+}

pulsar-client-tools/src/main/java/org/apache/pulsar/admin/cli/CmdFunctions.java

@@ -51,6 +51,8 @@
 import org.apache.pulsar.client.admin.PulsarAdmin;
 import org.apache.pulsar.client.admin.internal.FunctionsImpl;
 import org.apache.pulsar.client.api.PulsarClientException;
+import org.apache.pulsar.client.impl.conf.ClientConfigurationData;
+import org.apache.pulsar.functions.instance.AuthenticationConfig;
 import org.apache.pulsar.functions.instance.InstanceConfig;
 import org.apache.pulsar.functions.proto.Function.FunctionDetails;
 import org.apache.pulsar.functions.proto.Function.Resources;
@@ -642,11 +644,34 @@ class LocalRunner extends FunctionDetailsCommand {
 
         @Parameter(names = "--brokerServiceUrl", description = "The URL for the Pulsar broker")
         protected String brokerServiceUrl;
+
+        @Parameter(names = "--clientAuthPlugin", description = "Client authentication plugin using which function-process can connect to broker")
+        protected String clientAuthPlugin;
+
+        @Parameter(names = "--clientAuthParams", description = "Client authentication param")
+        protected String clientAuthParams;
+
+        @Parameter(names = "--use_tls", description = "Use tls connection\n")
+        protected boolean useTls;
+
+        @Parameter(names = "--tls_allow_insecure", description = "Allow insecure tls connection\n")
+        protected boolean tlsAllowInsecureConnection;
+
+        @Parameter(names = "--hostname_verification_enabled", description = "Enable hostname verification")
+        protected boolean tlsHostNameVerificationEnabled;
+
+        @Parameter(names = "--tls_trust_cert_path", description = "tls trust cert file path")
+        protected String tlsTrustCertFilePath;
 
         @Override
         void runCmd() throws Exception {
-            CmdFunctions.startLocalRun(convertProto2(functionConfig),
-                    functionConfig.getParallelism(), brokerServiceUrl, userCodeFile, admin);
+            CmdFunctions.startLocalRun(convertProto2(functionConfig), functionConfig.getParallelism(), brokerServiceUrl,
+                    AuthenticationConfig.builder().clientAuthenticationPlugin(clientAuthPlugin)
+                            .clientAuthenticationParameters(clientAuthParams).useTls(useTls)
+                            .tlsAllowInsecureConnection(tlsAllowInsecureConnection)
+                            .tlsHostnameVerificationEnable(tlsHostNameVerificationEnabled)
+                            .tlsTrustCertsFilePath(tlsTrustCertFilePath).build(),
+                    userCodeFile, admin);
         }
     }
 
@@ -911,7 +936,8 @@ private void parseFullyQualifiedFunctionName(String fqfn, FunctionConfig functio
     }
 
     protected static void startLocalRun(org.apache.pulsar.functions.proto.Function.FunctionDetails functionDetails,
-                                        int parallelism, String brokerServiceUrl, String userCodeFile, PulsarAdmin admin)
+            int parallelism, String brokerServiceUrl, AuthenticationConfig authConfig,
+            String userCodeFile, PulsarAdmin admin)
             throws Exception {
 
         String serviceUrl = admin.getServiceUrl();
@@ -921,8 +947,8 @@ protected static void startLocalRun(org.apache.pulsar.functions.proto.Function.F
         if (serviceUrl == null) {
             serviceUrl = DEFAULT_SERVICE_URL;
         }
-        try (ProcessRuntimeFactory containerFactory = new ProcessRuntimeFactory(
-                serviceUrl, null, null, null)) {
+        try (ProcessRuntimeFactory containerFactory = new ProcessRuntimeFactory(serviceUrl, authConfig, null, null,
+                null)) {
             List<RuntimeSpawner> spawners = new LinkedList<>();
             for (int i = 0; i < parallelism; ++i) {
                 InstanceConfig instanceConfig = new InstanceConfig();

pulsar-client-tools/src/main/java/org/apache/pulsar/admin/cli/CmdSinks.java

@@ -29,6 +29,7 @@
 import org.apache.pulsar.client.admin.PulsarAdmin;
 import org.apache.pulsar.client.admin.internal.FunctionsImpl;
 import org.apache.pulsar.functions.api.utils.IdentityFunction;
+import org.apache.pulsar.functions.instance.AuthenticationConfig;
 import org.apache.pulsar.functions.proto.Function;
 import org.apache.pulsar.functions.proto.Function.FunctionDetails;
 import org.apache.pulsar.functions.proto.Function.Resources;
@@ -99,11 +100,35 @@ class LocalSinkRunner extends CreateSink {
 
         @Parameter(names = "--brokerServiceUrl", description = "The URL for the Pulsar broker")
         protected String brokerServiceUrl;
+
+        @Parameter(names = "--clientAuthPlugin", description = "Client authentication plugin using which function-process can connect to broker")
+        protected String clientAuthPlugin;
+
+        @Parameter(names = "--clientAuthParams", description = "Client authentication param")
+        protected String clientAuthParams;
+
+        @Parameter(names = "--use_tls", description = "Use tls connection\n")
+        protected boolean useTls;
+
+        @Parameter(names = "--tls_allow_insecure", description = "Allow insecure tls connection\n")
+        protected boolean tlsAllowInsecureConnection;
+
+        @Parameter(names = "--hostname_verification_enabled", description = "Enable hostname verification")
+        protected boolean tlsHostNameVerificationEnabled;
+
+        @Parameter(names = "--tls_trust_cert_path", description = "tls trust cert file path")
+        protected String tlsTrustCertFilePath;
 
         @Override
         void runCmd() throws Exception {
-            CmdFunctions.startLocalRun(createSinkConfigProto2(sinkConfig),
-                    sinkConfig.getParallelism(), brokerServiceUrl, jarFile, admin);
+            CmdFunctions.startLocalRun(createSinkConfigProto2(sinkConfig), sinkConfig.getParallelism(),
+                    brokerServiceUrl,
+                    AuthenticationConfig.builder().clientAuthenticationPlugin(clientAuthPlugin)
+                            .clientAuthenticationParameters(clientAuthParams).useTls(useTls)
+                            .tlsAllowInsecureConnection(tlsAllowInsecureConnection)
+                            .tlsHostnameVerificationEnable(tlsHostNameVerificationEnabled)
+                            .tlsTrustCertsFilePath(tlsTrustCertFilePath).build(),
+                    jarFile, admin);
         }
     }
 

pulsar-client-tools/src/main/java/org/apache/pulsar/admin/cli/CmdSources.java

@@ -29,6 +29,7 @@
 import org.apache.pulsar.client.admin.PulsarAdmin;
 import org.apache.pulsar.client.admin.internal.FunctionsImpl;
 import org.apache.pulsar.functions.api.utils.IdentityFunction;
+import org.apache.pulsar.functions.instance.AuthenticationConfig;
 import org.apache.pulsar.functions.proto.Function.FunctionDetails;
 import org.apache.pulsar.functions.proto.Function.Resources;
 import org.apache.pulsar.functions.proto.Function.SinkSpec;
@@ -95,11 +96,35 @@ class LocalSourceRunner extends CreateSource {
 
         @Parameter(names = "--brokerServiceUrl", description = "The URL for the Pulsar broker")
         protected String brokerServiceUrl;
+
+        @Parameter(names = "--clientAuthPlugin", description = "Client authentication plugin using which function-process can connect to broker")
+        protected String clientAuthPlugin;
+
+        @Parameter(names = "--clientAuthParams", description = "Client authentication param")
+        protected String clientAuthParams;
+
+        @Parameter(names = "--use_tls", description = "Use tls connection\n")
+        protected boolean useTls;
+
+        @Parameter(names = "--tls_allow_insecure", description = "Allow insecure tls connection\n")
+        protected boolean tlsAllowInsecureConnection;
+
+        @Parameter(names = "--hostname_verification_enabled", description = "Enable hostname verification")
+        protected boolean tlsHostNameVerificationEnabled;
+
+        @Parameter(names = "--tls_trust_cert_path", description = "tls trust cert file path")
+        protected String tlsTrustCertFilePath;
 
         @Override
         void runCmd() throws Exception {
-            CmdFunctions.startLocalRun(createSourceConfigProto2(sourceConfig),
-                    sourceConfig.getParallelism(), brokerServiceUrl, jarFile, admin);
+            CmdFunctions.startLocalRun(createSourceConfigProto2(sourceConfig), sourceConfig.getParallelism(),
+                    brokerServiceUrl,
+                    AuthenticationConfig.builder().clientAuthenticationPlugin(clientAuthPlugin)
+                            .clientAuthenticationParameters(clientAuthParams).useTls(useTls)
+                            .tlsAllowInsecureConnection(tlsAllowInsecureConnection)
+                            .tlsHostnameVerificationEnable(tlsHostNameVerificationEnabled)
+                            .tlsTrustCertsFilePath(tlsTrustCertFilePath).build(),
+                    jarFile, admin);
         }
     }
 

pulsar-client/src/main/java/org/apache/pulsar/client/impl/conf/ClientConfigurationData.java

@@ -55,7 +55,7 @@ public class ClientConfigurationData implements Serializable, Cloneable {
     private int maxLookupRequest = 50000;
     private int maxNumberOfRejectedRequestPerConnection = 50;
     private int keepAliveIntervalSeconds = 30;
-
+    
     public ClientConfigurationData clone() {
         try {
             return (ClientConfigurationData) super.clone();