HDDS-115. GRPC: Support secure gRPC endpoint with mTLS. Contributed by Xiaoyu Yao.

hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientGrpc.java

@@ -44,11 +44,14 @@ import org.apache.hadoop.security.token.Token;
 import org.apache.hadoop.util.Time;
 import org.apache.ratis.thirdparty.io.grpc.ManagedChannel;
 import org.apache.ratis.thirdparty.io.grpc.Status;
+import org.apache.ratis.thirdparty.io.grpc.netty.GrpcSslContexts;
 import org.apache.ratis.thirdparty.io.grpc.netty.NettyChannelBuilder;
 import org.apache.ratis.thirdparty.io.grpc.stub.StreamObserver;
+import org.apache.ratis.thirdparty.io.netty.handler.ssl.SslContextBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.io.File;
 import java.io.IOException;
 import java.net.InetSocketAddress;
 import java.util.HashMap;
@@ -104,8 +107,7 @@ public class XceiverClientGrpc extends XceiverClientSpi {
   }
 
 
-  private void connectToDatanode(DatanodeDetails dn) throws IOException,
-      SCMSecurityException {
+  private void connectToDatanode(DatanodeDetails dn) throws IOException {
     // read port from the data node, on failure use default configured
     // port.
     int port = dn.getPort(DatanodeDetails.Port.Name.STANDALONE).getValue();
@@ -135,6 +137,28 @@ public class XceiverClientGrpc extends XceiverClientSpi {
             .getIpAddress(), port).usePlaintext()
             .maxInboundMessageSize(OzoneConsts.OZONE_SCM_CHUNK_MAX_SIZE)
             .intercept(new ClientCredentialInterceptor(userName, encodedToken));
+    if (SecurityConfig.isGrpcTlsEnabled(config)) {
+      File trustCertCollectionFile = secConfig.getTrustStoreFile();
+      File privateKeyFile = secConfig.getClientPrivateKeyFile();
+      File clientCertChainFile = secConfig.getClientCertChainFile();
+
+      SslContextBuilder sslContextBuilder = GrpcSslContexts.forClient();
+      if (trustCertCollectionFile != null) {
+        sslContextBuilder.trustManager(trustCertCollectionFile);
+      }
+      if (secConfig.isGrpcMutualTlsRequired() && clientCertChainFile != null &&
+          privateKeyFile != null) {
+        sslContextBuilder.keyManager(clientCertChainFile, privateKeyFile);
+      }
+
+      if (secConfig.useTestCert()) {
+        channelBuilder.overrideAuthority("localhost");
+      }
+      channelBuilder.useTransportSecurity().
+          sslContext(sslContextBuilder.build());
+    } else {
+      channelBuilder.usePlaintext();
+    }
     ManagedChannel channel = channelBuilder.build();
     XceiverClientProtocolServiceStub asyncStub =
         XceiverClientProtocolServiceGrpc.newStub(channel);

hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/HddsConfigKeys.java

@@ -125,6 +125,7 @@ public final class HddsConfigKeys {
   public static final String HDDS_GRPC_BLOCK_TOKEN_ENABLED =
       "hdds.grpc.block.token.enabled";
   public static final boolean HDDS_GRPC_BLOCK_TOKEN_ENABLED_DEFAULT = false;
+
   public static final String HDDS_X509_DIR_NAME = "hdds.x509.dir.name";
   public static final String HDDS_X509_DIR_NAME_DEFAULT = "certs";
   public static final String HDDS_X509_FILE_NAME = "hdds.x509.file.name";
@@ -135,4 +136,34 @@ public final class HddsConfigKeys {
    */
   private HddsConfigKeys() {
   }
-}
+
+  public static final String HDDS_GRPC_TLS_ENABLED = "hdds.grpc.tls.enabled";
+  public static final boolean HDDS_GRPC_TLS_ENABLED_DEFAULT = false;
+
+  public static final String HDDS_GRPC_MUTUAL_TLS_REQUIRED =
+      "hdds.grpc.mutual.tls.required";
+  public static final boolean HDDS_GRPC_MUTUAL_TLS_REQUIRED_DEFAULT = false;
+
+  public static final String HDDS_GRPC_TLS_PROVIDER = "hdds.grpc.tls.provider";
+  public static final String HDDS_GRPC_TLS_PROVIDER_DEFAULT = "OPENSSL";
+
+  public static final String HDDS_TRUST_STORE_FILE_NAME =
+      "hdds.trust.cert.collection.file.name";
+  public static final String HDDS_TRUST_STORE_FILE_NAME_DEFAULT = "ca.crt";
+
+  public static final String
+      HDDS_SERVER_CERTIFICATE_CHAIN_FILE_NAME =
+      "hdds.server.cert.chain.file.name";
+  public static final String
+      HDDS_SERVER_CERTIFICATE_CHAIN_FILE_NAME_DEFAULT = "server.crt";
+
+  public static final String
+      HDDS_CLIENT_CERTIFICATE_CHAIN_FILE_NAME =
+      "hdds.client.cert.chain.file.name";
+  public static final String
+      HDDS_CLIENT_CERTIFICATE_CHAIN_FILE_NAME_DEFAULT = "client.crt";
+
+  public static final String HDDS_GRPC_TLS_TEST_CERT = "hdds.grpc.tls" +
+      ".test_cert";
+  public static final boolean HDDS_GRPC_TLS_TEST_CERT_DEFAULT = false;
+}

hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/security/x509/SecurityConfig.java

@@ -22,10 +22,12 @@ package org.apache.hadoop.hdds.security.x509;
 import com.google.common.base.Preconditions;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
+import org.apache.ratis.thirdparty.io.netty.handler.ssl.SslProvider;
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.io.File;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.security.Provider;
@@ -37,6 +39,21 @@ import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_DEFAULT_KEY_LEN;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_DEFAULT_SECURITY_PROVIDER;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_BLOCK_TOKEN_ENABLED;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_BLOCK_TOKEN_ENABLED_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_TLS_ENABLED;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_TLS_ENABLED_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_TLS_PROVIDER;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_TLS_PROVIDER_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_TLS_TEST_CERT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_TLS_TEST_CERT_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_MUTUAL_TLS_REQUIRED;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_GRPC_MUTUAL_TLS_REQUIRED_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_TRUST_STORE_FILE_NAME;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_TRUST_STORE_FILE_NAME_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_CLIENT_CERTIFICATE_CHAIN_FILE_NAME;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_CLIENT_CERTIFICATE_CHAIN_FILE_NAME_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_SERVER_CERTIFICATE_CHAIN_FILE_NAME;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_SERVER_CERTIFICATE_CHAIN_FILE_NAME_DEFAULT;
+
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_KEY_ALGORITHM;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_KEY_DIR_NAME;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_KEY_DIR_NAME_DEFAULT;
@@ -81,6 +98,11 @@ public class SecurityConfig {
   private final int getMaxKeyLength;
   private final String certificateDir;
   private final String certificateFileName;
+  private final Boolean grpcTlsEnabled;
+  private Boolean grpcTlsUseTestCert;
+  private String trustStoreFileName;
+  private String serverCertChainFileName;
+  private String clientCertChainFileName;
 
   /**
    * Constructs a SecurityConfig.
@@ -128,6 +150,25 @@ public class SecurityConfig {
         HDDS_GRPC_BLOCK_TOKEN_ENABLED,
         HDDS_GRPC_BLOCK_TOKEN_ENABLED_DEFAULT);
 
+    this.grpcTlsEnabled = this.configuration.getBoolean(HDDS_GRPC_TLS_ENABLED,
+        HDDS_GRPC_TLS_ENABLED_DEFAULT);
+    if (grpcTlsEnabled) {
+
+      this.trustStoreFileName = this.configuration.get(
+          HDDS_TRUST_STORE_FILE_NAME, HDDS_TRUST_STORE_FILE_NAME_DEFAULT);
+
+      this.clientCertChainFileName = this.configuration.get(
+          HDDS_CLIENT_CERTIFICATE_CHAIN_FILE_NAME,
+          HDDS_CLIENT_CERTIFICATE_CHAIN_FILE_NAME_DEFAULT);
+
+      this.serverCertChainFileName = this.configuration.get(
+          HDDS_SERVER_CERTIFICATE_CHAIN_FILE_NAME,
+          HDDS_SERVER_CERTIFICATE_CHAIN_FILE_NAME_DEFAULT);
+
+      this.grpcTlsUseTestCert = this.configuration.getBoolean(
+          HDDS_GRPC_TLS_TEST_CERT, HDDS_GRPC_TLS_TEST_CERT_DEFAULT);
+    }
+
     // First Startup -- if the provider is null, check for the provider.
     if (SecurityConfig.provider == null) {
       synchronized (SecurityConfig.class) {
@@ -279,6 +320,92 @@ public class SecurityConfig {
     return this.grpcBlockTokenEnabled;
   }
 
+  /**
+   * Returns true if TLS is enabled for gRPC services.
+   * @param conf configuration
+   * @return true if TLS is enabled for gRPC services.
+   */
+  public static Boolean isGrpcTlsEnabled(Configuration conf) {
+    return conf.getBoolean(HDDS_GRPC_TLS_ENABLED,
+        HDDS_GRPC_TLS_ENABLED_DEFAULT);
+  }
+
+  /**
+   * Returns true if TLS mutual authentication is enabled for gRPC services.
+   * @return true if TLS is enabled for gRPC services.
+   */
+  public Boolean isGrpcMutualTlsRequired() {
+    return configuration.getBoolean(HDDS_GRPC_MUTUAL_TLS_REQUIRED,
+        HDDS_GRPC_MUTUAL_TLS_REQUIRED_DEFAULT);
+  }
+
+  /**
+   * Returns the TLS-enabled gRPC client private key file(Only needed for mutual
+   * authentication).
+   * @return the TLS-enabled gRPC client private key file.
+   */
+  public File getClientPrivateKeyFile() {
+    return Paths.get(getKeyLocation().toString(),
+        "client." + privateKeyFileName).toFile();
+  }
+
+  /**
+   * Returns the TLS-enabled gRPC server private key file.
+   * @return the TLS-enabled gRPC server private key file.
+   */
+  public File getServerPrivateKeyFile() {
+    return Paths.get(getKeyLocation().toString(),
+        "server." + privateKeyFileName).toFile();
+  }
+
+  /**
+   * Get the trusted CA certificate file. (CA certificate)
+   * @return the trusted CA certificate.
+   */
+  public File getTrustStoreFile() {
+    return Paths.get(getKeyLocation().toString(), trustStoreFileName).
+        toFile();
+  }
+
+  /**
+   * Get the TLS-enabled gRPC Client certificate chain file (only needed for
+   * mutual authentication).
+   * @return the TLS-enabled gRPC Server certificate chain file.
+   */
+  public File getClientCertChainFile() {
+    return Paths.get(getKeyLocation().toString(), clientCertChainFileName).
+        toFile();
+  }
+
+  /**
+   * Get the TLS-enabled gRPC Server certificate chain file.
+   * @return the TLS-enabled gRPC Server certificate chain file.
+   */
+  public File getServerCertChainFile() {
+    return Paths.get(getKeyLocation().toString(), serverCertChainFileName).
+        toFile();
+  }
+
+  /**
+   * Get the gRPC TLS provider.
+   * @return the gRPC TLS Provider.
+   */
+  public SslProvider getGrpcSslProvider() {
+    return SslProvider.valueOf(configuration.get(HDDS_GRPC_TLS_PROVIDER,
+        HDDS_GRPC_TLS_PROVIDER_DEFAULT));
+  }
+
+  /**
+   * Return true if using test certificates with authority as localhost.
+   * This should be used only for unit test where certifiates are generated
+   * by openssl with localhost as DN and should never use for production as it
+   * will bypass the hostname/ip matching verification.
+   * @return true if using test certificates.
+   */
+  public boolean useTestCert() {
+    return grpcTlsUseTestCert;
+  }
+
   /**
    * Adds a security provider dynamically if it is not loaded already.
    *

hadoop-hdds/common/src/main/resources/ozone-default.xml

@@ -962,14 +962,6 @@
       ozone.scm.http-address.
     </description>
   </property>
-  <property>
-    <name>ozone.scm.keytab.file</name>
-    <value/>
-    <tag>OZONE, SECURITY</tag>
-    <description>
-      The keytab file for Kerberos authentication in SCM.
-    </description>
-  </property>
   <property>
     <name>ozone.scm.names</name>
     <value/>
@@ -1000,20 +992,6 @@
       the logs. Very useful when debugging REST protocol.
     </description>
   </property>
-  <property>
-    <name>ozone.web.authentication.kerberos.principal</name>
-    <value/>
-    <tag>OZONE, SECURITY</tag>
-    <description>
-      The server principal used by the SCM and OM for web UI SPNEGO
-      authentication when Kerberos security is enabled. This is typically set to
-      HTTP/_HOST@REALM.TLD The SPNEGO server principal begins with the prefix
-      HTTP/ by convention.
-
-      If the value is '*', the web server will attempt to login with
-      every principal specified in the keytab file.
-    </description>
-  </property>
   <property>
     <name>ozone.max.key.len</name>
     <value>1048576</value>
@@ -1654,7 +1632,7 @@
     </description>
   </property>
   <property>
-    <name>ozone.om.http.kerberos.keytab</name>
+    <name>ozone.om.http.kerberos.keytab.file</name>
     <value>/etc/security/keytabs/HTTP.keytab</value>
     <description>
       OzoneManager http server kerberos keytab.

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/XceiverServerGrpc.java

@@ -42,10 +42,14 @@ import org.apache.ratis.thirdparty.io.grpc.BindableService;
 import org.apache.ratis.thirdparty.io.grpc.Server;
 import org.apache.ratis.thirdparty.io.grpc.ServerBuilder;
 import org.apache.ratis.thirdparty.io.grpc.ServerInterceptors;
+import org.apache.ratis.thirdparty.io.grpc.netty.GrpcSslContexts;
 import org.apache.ratis.thirdparty.io.grpc.netty.NettyServerBuilder;
+import org.apache.ratis.thirdparty.io.netty.handler.ssl.ClientAuth;
+import org.apache.ratis.thirdparty.io.netty.handler.ssl.SslContextBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.io.File;
 import java.io.IOException;
 import java.net.InetSocketAddress;
 import java.net.ServerSocket;
@@ -110,6 +114,27 @@ public final class XceiverServerGrpc implements XceiverServerSpi {
     for (BindableService service : additionalServices) {
       nettyServerBuilder.addService(service);
     }
+
+    if (SecurityConfig.isGrpcTlsEnabled(conf)) {
+      File privateKeyFilePath = secConfig.getServerPrivateKeyFile();
+      File serverCertChainFilePath = secConfig.getServerCertChainFile();
+      File clientCertChainFilePath = secConfig.getClientCertChainFile();
+      try {
+        SslContextBuilder sslClientContextBuilder = SslContextBuilder.forServer(
+            serverCertChainFilePath, privateKeyFilePath);
+        if (secConfig.isGrpcMutualTlsRequired() && clientCertChainFilePath
+            != null) {
+          // Only needed for mutual TLS
+          sslClientContextBuilder.clientAuth(ClientAuth.REQUIRE);
+          sslClientContextBuilder.trustManager(clientCertChainFilePath);
+        }
+        SslContextBuilder sslContextBuilder = GrpcSslContexts.configure(
+            sslClientContextBuilder, secConfig.getGrpcSslProvider());
+        nettyServerBuilder.sslContext(sslContextBuilder.build());
+      } catch (Exception ex) {
+        LOG.error("Unable to setup TLS for secure datanode GRPC endpoint.", ex);
+      }
+    }
     server = nettyServerBuilder.build();
     storageContainer = dispatcher;
   }

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/replication/GrpcReplicationService.java

@@ -61,7 +61,6 @@ public class GrpcReplicationService extends
           new GrpcOutputStream(responseObserver, request.getContainerID());
       containerReplicationSource
           .copyData(request.getContainerID(), outputStream);
-
     } catch (IOException e) {
       LOG.error("Can't stream the container data", e);
       responseObserver.onError(e);

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestSecureOzoneCluster.java

@@ -80,6 +80,8 @@ import org.mockito.Mockito;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import javax.ws.rs.HEAD;
+
 /**
  * Test class to for security enabled Ozone cluster.
  */
@@ -350,103 +352,105 @@ public final class TestSecureOzoneCluster {
     setupOm(conf);
     long omVersion =
         RPC.getProtocolVersion(OzoneManagerProtocolPB.class);
-    // Start OM
-    om.start();
-    UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
-    String username = ugi.getUserName();
-    ugi.setAuthenticationMethod(AuthenticationMethod.KERBEROS);
+    try {
+      // Start OM
+      om.start();
+      UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
+      String username = ugi.getUserName();
 
-    // Get first OM client which will authenticate via Kerberos
-    omClient = new OzoneManagerProtocolClientSideTranslatorPB(
-        RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
-            OmUtils.getOmAddress(conf), ugi, conf,
-            NetUtils.getDefaultSocketFactory(conf),
-            CLIENT_TIMEOUT), RandomStringUtils.randomAscii(5));
+      // Get first OM client which will authenticate via Kerberos
+      omClient = new OzoneManagerProtocolClientSideTranslatorPB(
+          RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
+              OmUtils.getOmAddress(conf), ugi, conf,
+              NetUtils.getDefaultSocketFactory(conf),
+              CLIENT_TIMEOUT), RandomStringUtils.randomAscii(5));
 
-    // Assert if auth was successful via Kerberos
-    Assert.assertFalse(logs.getOutput().contains(
-        "Auth successful for " + username + " (auth:KERBEROS)"));
+      // Assert if auth was successful via Kerberos
+      Assert.assertFalse(logs.getOutput().contains(
+          "Auth successful for " + username + " (auth:KERBEROS)"));
 
-    // Case 1: Test successful delegation token.
-    Token<OzoneTokenIdentifier> token = omClient
-        .getDelegationToken(new Text("om"));
+      // Case 1: Test successful delegation token.
+      Token<OzoneTokenIdentifier> token = omClient
+          .getDelegationToken(new Text("om"));
 
-    // Case 2: Test successful token renewal.
-    long renewalTime = omClient.renewDelegationToken(token);
-    Assert.assertTrue(renewalTime > 0);
+      // Case 2: Test successful token renewal.
+      long renewalTime = omClient.renewDelegationToken(token);
+      Assert.assertTrue(renewalTime > 0);
 
-    // Check if token is of right kind and renewer is running om instance
-    Assert.assertEquals(token.getKind().toString(), "OzoneToken");
-    Assert.assertEquals(token.getService().toString(),
-        OmUtils.getOmRpcAddress(conf));
-    omClient.close();
+      // Check if token is of right kind and renewer is running om instance
+      Assert.assertEquals(token.getKind().toString(), "OzoneToken");
+      Assert.assertEquals(token.getService().toString(),
+          OmUtils.getOmRpcAddress(conf));
+      omClient.close();
 
-    // Create a remote ugi and set its authentication method to Token
-    UserGroupInformation testUser = UserGroupInformation
-        .createRemoteUser(TEST_USER);
-    testUser.addToken(token);
-    testUser.setAuthenticationMethod(AuthMethod.TOKEN);
-    UserGroupInformation.setLoginUser(testUser);
+      // Create a remote ugi and set its authentication method to Token
+      UserGroupInformation testUser = UserGroupInformation
+          .createRemoteUser(TEST_USER);
+      testUser.addToken(token);
+      testUser.setAuthenticationMethod(AuthMethod.TOKEN);
+      UserGroupInformation.setLoginUser(testUser);
 
-    // Get Om client, this time authentication should happen via Token
-    testUser.doAs(new PrivilegedExceptionAction<Void>() {
-      @Override
-      public Void run() throws Exception {
-        omClient = new OzoneManagerProtocolClientSideTranslatorPB(
-            RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
-                OmUtils.getOmAddress(conf), testUser, conf,
-                NetUtils.getDefaultSocketFactory(conf), CLIENT_TIMEOUT),
-            RandomStringUtils.randomAscii(5));
-        return null;
-      }
-    });
+      // Get Om client, this time authentication should happen via Token
+      testUser.doAs(new PrivilegedExceptionAction<Void>() {
+        @Override
+        public Void run() throws Exception {
+          omClient = new OzoneManagerProtocolClientSideTranslatorPB(
+              RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
+                  OmUtils.getOmAddress(conf), testUser, conf,
+                  NetUtils.getDefaultSocketFactory(conf), CLIENT_TIMEOUT),
+              RandomStringUtils.randomAscii(5));
+          return null;
+        }
+      });
 
-    // Case 3: Test Client can authenticate using token.
-    Assert.assertFalse(logs.getOutput().contains(
-        "Auth successful for " + username + " (auth:TOKEN)"));
-    LambdaTestUtils.intercept(IOException.class, "Delete Volume failed," +
-            " error:VOLUME_NOT_FOUND",
-        () -> omClient.deleteVolume("vol1"));
-    Assert.assertTrue(logs.getOutput().contains(
-        "Auth successful for " + username + " (auth:TOKEN)"));
+      // Case 3: Test Client can authenticate using token.
+      Assert.assertFalse(logs.getOutput().contains(
+          "Auth successful for " + username + " (auth:TOKEN)"));
+      LambdaTestUtils.intercept(IOException.class, "Delete Volume failed,"
+              + " error:VOLUME_NOT_FOUND", () -> omClient.deleteVolume("vol1"));
+      Assert.assertTrue(logs.getOutput().contains("Auth successful for "
+          + username + " (auth:TOKEN)"));
 
-    // Case 4: Test failure of token renewal.
-    // Call to renewDelegationToken will fail but it will confirm that
-    // initial connection via DT succeeded
-    LambdaTestUtils.intercept(RemoteException.class, "Delegation "
-            + "Token can be renewed only with kerberos or web authentication",
-        () -> omClient.renewDelegationToken(token));
-    Assert.assertTrue(logs.getOutput().contains(
-        "Auth successful for " + username + " (auth:TOKEN)"));
-    //testUser.setAuthenticationMethod(AuthMethod.KERBEROS);
-    UserGroupInformation.setLoginUser(ugi);
-    omClient = new OzoneManagerProtocolClientSideTranslatorPB(
-        RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
-            OmUtils.getOmAddress(conf), ugi, conf,
-            NetUtils.getDefaultSocketFactory(conf),
-            Client.getRpcTimeout(conf)), RandomStringUtils.randomAscii(5));
+      // Case 4: Test failure of token renewal.
+      // Call to renewDelegationToken will fail but it will confirm that
+      // initial connection via DT succeeded
+      LambdaTestUtils.intercept(RemoteException.class, "Delegation "
+              + "Token can be renewed only with kerberos or web authentication",
+          () -> omClient.renewDelegationToken(token));
+      Assert.assertTrue(logs.getOutput().contains(
+          "Auth successful for " + username + " (auth:TOKEN)"));
+      //testUser.setAuthenticationMethod(AuthMethod.KERBEROS);
+      UserGroupInformation.setLoginUser(ugi);
+      omClient = new OzoneManagerProtocolClientSideTranslatorPB(
+          RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
+              OmUtils.getOmAddress(conf), ugi, conf,
+              NetUtils.getDefaultSocketFactory(conf),
+              Client.getRpcTimeout(conf)), RandomStringUtils.randomAscii(5));
 
-    // Case 5: Test success of token cancellation.
-    omClient.cancelDelegationToken(token);
-    omClient.close();
+      // Case 5: Test success of token cancellation.
+      omClient.cancelDelegationToken(token);
+      omClient.close();
 
-    // Wait for client to timeout
-    Thread.sleep(CLIENT_TIMEOUT);
+      // Wait for client to timeout
+      Thread.sleep(CLIENT_TIMEOUT);
 
-    Assert.assertFalse(logs.getOutput().contains("Auth failed for"));
+      Assert.assertFalse(logs.getOutput().contains("Auth failed for"));
 
-    // Case 6: Test failure of token cancellation.
-    // Get Om client, this time authentication using Token will fail as
-    // token is expired
-    omClient = new OzoneManagerProtocolClientSideTranslatorPB(
-        RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
-            OmUtils.getOmAddress(conf), testUser, conf,
-            NetUtils.getDefaultSocketFactory(conf),
-            Client.getRpcTimeout(conf)), RandomStringUtils.randomAscii(5));
-    LambdaTestUtils.intercept(RemoteException.class, "can't be found in cache",
-        () -> omClient.cancelDelegationToken(token));
-    Assert.assertTrue(logs.getOutput().contains(
-        "Auth failed for"));
+      // Case 6: Test failure of token cancellation.
+      // Get Om client, this time authentication using Token will fail as
+      // token is expired
+      omClient = new OzoneManagerProtocolClientSideTranslatorPB(
+          RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
+              OmUtils.getOmAddress(conf), testUser, conf,
+              NetUtils.getDefaultSocketFactory(conf),
+              Client.getRpcTimeout(conf)), RandomStringUtils.randomAscii(5));
+      LambdaTestUtils.intercept(RemoteException.class, "can't be found in cache",
+          () -> omClient.cancelDelegationToken(token));
+      Assert.assertTrue(logs.getOutput().contains("Auth failed for"));
+  } finally {
+      om.stop();
+      om.join();
+    }
   }
 
   private void generateKeyPair(OzoneConfiguration config) throws Exception {
@@ -475,55 +479,59 @@ public final class TestSecureOzoneCluster {
     OzoneManager.setTestSecureOmFlag(true);
     // Start OM
 
-    om.start();
+    try {
+      om.start();
 
-    UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
+      UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
 
-    // Get first OM client which will authenticate via Kerberos
-    omClient = new OzoneManagerProtocolClientSideTranslatorPB(
-        RPC.getProxy(OzoneManagerProtocolPB.class, omVersion,
-            OmUtils.getOmAddress(conf), ugi, conf,
-            NetUtils.getDefaultSocketFactory(conf),
-            CLIENT_TIMEOUT), RandomStringUtils.randomAscii(5));
+      // Get first OM client which will authenticate via Kerberos
+      omClient = new OzoneManagerProtocolClientSideTranslatorPB(RPC.getProxy(
+          OzoneManagerProtocolPB.class, omVersion, OmUtils.getOmAddress(conf),
+          ugi, conf, NetUtils.getDefaultSocketFactory(conf),
+          CLIENT_TIMEOUT), RandomStringUtils.randomAscii(5));
 
-    // Since client is already connected get a delegation token
-    Token<OzoneTokenIdentifier> token = omClient
-        .getDelegationToken(new Text("om"));
+      // Since client is already connected get a delegation token
+      Token<OzoneTokenIdentifier> token = omClient.getDelegationToken(
+          new Text("om"));
 
-    // Check if token is of right kind and renewer is running om instance
-    Assert.assertEquals(token.getKind().toString(), "OzoneToken");
-    Assert.assertEquals(token.getService().toString(),
-        OmUtils.getOmRpcAddress(conf));
+      // Check if token is of right kind and renewer is running om instance
+      Assert.assertEquals(token.getKind().toString(), "OzoneToken");
+      Assert.assertEquals(token.getService().toString(), OmUtils
+          .getOmRpcAddress(conf));
 
-    // Renew delegation token
-    long expiryTime = omClient.renewDelegationToken(token);
-    Assert.assertTrue(expiryTime > 0);
+      // Renew delegation token
+      long expiryTime = omClient.renewDelegationToken(token);
+      Assert.assertTrue(expiryTime > 0);
 
-    // Test failure of delegation renewal
-    // 1. When renewer doesn't match (implicitly covers when renewer is
-    // null or empty )
-    Token token2 = omClient.getDelegationToken(new Text("randomService"));
-    LambdaTestUtils.intercept(RemoteException.class,
-        " with non-matching renewer randomService",
-        () -> omClient.renewDelegationToken(token2));
+      // Test failure of delegation renewal
+      // 1. When renewer doesn't match (implicitly covers when renewer is
+      // null or empty )
+      Token token2 = omClient.getDelegationToken(new Text("randomService"));
+      LambdaTestUtils.intercept(RemoteException.class,
+          " with non-matching renewer randomService",
+          () -> omClient.renewDelegationToken(token2));
 
-    // 2. Test tampered token
-    OzoneTokenIdentifier tokenId = OzoneTokenIdentifier
-        .readProtoBuf(token.getIdentifier());
-    tokenId.setRenewer(new Text("om"));
-    tokenId.setMaxDate(System.currentTimeMillis() * 2);
-    Token<OzoneTokenIdentifier> tamperedToken = new Token<>(
-        tokenId.getBytes(), token2.getPassword(), token2.getKind(),
-        token2.getService());
-    LambdaTestUtils
-        .intercept(RemoteException.class, "can't be found in cache",
-            () -> omClient.renewDelegationToken(tamperedToken));
+      // 2. Test tampered token
+      OzoneTokenIdentifier tokenId = OzoneTokenIdentifier.readProtoBuf(
+          token.getIdentifier());
+      tokenId.setRenewer(new Text("om"));
+      tokenId.setMaxDate(System.currentTimeMillis() * 2);
+      Token<OzoneTokenIdentifier> tamperedToken = new Token<>(
+          tokenId.getBytes(), token2.getPassword(), token2.getKind(),
+          token2.getService());
+      LambdaTestUtils.intercept(RemoteException.class,
+          "can't be found in cache",
+          () -> omClient.renewDelegationToken(tamperedToken));
 
-    // 3. When token maxExpiryTime exceeds
-    Thread.sleep(500);
-    LambdaTestUtils
-        .intercept(RemoteException.class, "om tried to renew an expired"
-            + " token", () -> omClient.renewDelegationToken(token));
+      // 3. When token maxExpiryTime exceeds
+      Thread.sleep(500);
+      LambdaTestUtils.intercept(RemoteException.class,
+          "om tried to renew an expired" + " token",
+          () -> omClient.renewDelegationToken(token));
+    } finally {
+      om.stop();
+      om.join();
+    }
   }
 
   private void setupOm(OzoneConfiguration config) throws Exception {

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestOzoneContainerWithTLS.java

@@ -0,0 +1,190 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.ozone.container.ozoneimpl;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.hadoop.fs.FileUtil;
+import org.apache.hadoop.hdds.HddsConfigKeys;
+import org.apache.hadoop.hdds.protocol.DatanodeDetails;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
+import org.apache.hadoop.hdds.security.x509.SecurityConfig;
+import org.apache.hadoop.ozone.OzoneConfigKeys;
+import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.ozone.container.ContainerTestHelper;
+import org.apache.hadoop.hdds.scm.TestUtils;
+import org.apache.hadoop.hdds.scm.XceiverClientGrpc;
+import org.apache.hadoop.hdds.scm.XceiverClientSpi;
+import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
+import org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine;
+import org.apache.hadoop.ozone.container.common.statemachine.StateContext;
+import org.apache.hadoop.test.GenericTestUtils;
+import org.apache.hadoop.util.ThreadUtil;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+import org.junit.rules.Timeout;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.mockito.Mockito;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.UUID;
+
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_KEY_DIR_NAME;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_KEY_DIR_NAME_DEFAULT;
+import static org.apache.hadoop.hdds.HddsConfigKeys.OZONE_METADATA_DIRS;
+import static org.apache.hadoop.hdds.scm.ScmConfigKeys.HDDS_DATANODE_DIR_KEY;
+import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_SECURITY_ENABLED_KEY;
+
+/**
+ * Tests ozone containers via secure grpc/netty.
+ */
+@RunWith(Parameterized.class)
+public class TestOzoneContainerWithTLS {
+  private final static Logger LOG = LoggerFactory.getLogger(
+      TestOzoneContainerWithTLS.class);
+  /**
+   * Set the timeout for every test.
+   */
+  @Rule
+  public Timeout testTimeout = new Timeout(300000);
+
+  @Rule
+  public TemporaryFolder tempFolder = new TemporaryFolder();
+
+  private OzoneConfiguration conf;
+  private SecurityConfig secConfig;
+  private Boolean requireMutualTls;
+
+  public TestOzoneContainerWithTLS(Boolean requireMutualTls) {
+    this.requireMutualTls = requireMutualTls;
+
+  }
+
+  @Parameterized.Parameters
+  public static Collection<Object[]> encryptionOptions() {
+    return Arrays.asList(new Object[][] {
+        {true},
+        {false}
+    });
+  }
+
+  private void copyResource(String inputResourceName, File outputFile) throws
+      IOException {
+    InputStream is = ThreadUtil.getResourceAsStream(inputResourceName);
+    try (OutputStream os = new FileOutputStream(outputFile)) {
+      IOUtils.copy(is, os);
+    } finally {
+      IOUtils.closeQuietly(is);
+    }
+  }
+
+  @Before
+  public void setup() throws IOException{
+    conf = new OzoneConfiguration();
+    String ozoneMetaPath =
+        GenericTestUtils.getTempPath("ozoneMeta");
+    File ozoneMetaFile = new File(ozoneMetaPath);
+    conf.set(OZONE_METADATA_DIRS, ozoneMetaPath);
+
+    FileUtil.fullyDelete(ozoneMetaFile);
+    String keyDirName = conf.get(HDDS_KEY_DIR_NAME,
+        HDDS_KEY_DIR_NAME_DEFAULT);
+
+    File ozoneKeyDir = new File(ozoneMetaFile, keyDirName);
+    ozoneKeyDir.mkdirs();
+    conf.setBoolean(OZONE_SECURITY_ENABLED_KEY, true);
+    conf.setBoolean(HddsConfigKeys.HDDS_GRPC_TLS_ENABLED, true);
+
+    conf.setBoolean(HddsConfigKeys.HDDS_GRPC_TLS_TEST_CERT, true);
+    secConfig = new SecurityConfig(conf);
+
+    copyResource("ssl/ca.crt", secConfig.getTrustStoreFile());
+    copyResource("ssl/server.pem", secConfig.getServerPrivateKeyFile());
+    copyResource("ssl/client.pem", secConfig.getClientPrivateKeyFile());
+    copyResource("ssl/client.crt", secConfig.getClientCertChainFile());
+    copyResource("ssl/server.crt", secConfig.getServerCertChainFile());
+  }
+
+  @Test
+  public void testCreateOzoneContainer() throws Exception {
+    LOG.info("testCreateOzoneContainer with Mutual TLS: {}",
+        requireMutualTls);
+    conf.setBoolean(HddsConfigKeys.HDDS_GRPC_MUTUAL_TLS_REQUIRED,
+        requireMutualTls);
+
+    long containerID = ContainerTestHelper.getTestContainerID();
+    OzoneContainer container = null;
+    System.out.println(System.getProperties().getProperty("java.library.path"));
+    DatanodeDetails dn = TestUtils.randomDatanodeDetails();
+    try {
+      Pipeline pipeline = ContainerTestHelper.createSingleNodePipeline();
+      conf.set(HDDS_DATANODE_DIR_KEY, tempFolder.getRoot().getPath());
+      conf.setInt(OzoneConfigKeys.DFS_CONTAINER_IPC_PORT,
+          pipeline.getFirstNode().getPort(DatanodeDetails.Port.Name.STANDALONE)
+              .getValue());
+      conf.setBoolean(
+          OzoneConfigKeys.DFS_CONTAINER_IPC_RANDOM_PORT, false);
+
+      container = new OzoneContainer(dn, conf, getContext(dn));
+      //Setting scmId, as we start manually ozone container.
+      container.getDispatcher().setScmId(UUID.randomUUID().toString());
+      container.start();
+
+      XceiverClientGrpc client = new XceiverClientGrpc(pipeline, conf);
+      client.connect();
+      createContainerForTesting(client, containerID);
+    } finally {
+      if (container != null) {
+        container.stop();
+      }
+    }
+  }
+
+  public static void createContainerForTesting(XceiverClientSpi client,
+      long containerID) throws Exception {
+    // Create container
+    ContainerProtos.ContainerCommandRequestProto request =
+        ContainerTestHelper.getCreateContainerRequest(
+            containerID, client.getPipeline());
+    ContainerProtos.ContainerCommandResponseProto response =
+        client.sendCommand(request);
+    Assert.assertNotNull(response);
+    Assert.assertTrue(request.getTraceID().equals(response.getTraceID()));
+  }
+
+  private StateContext getContext(DatanodeDetails datanodeDetails) {
+    DatanodeStateMachine stateMachine = Mockito.mock(
+        DatanodeStateMachine.class);
+    StateContext context = Mockito.mock(StateContext.class);
+    Mockito.when(stateMachine.getDatanodeDetails()).thenReturn(datanodeDetails);
+    Mockito.when(context.getParent()).thenReturn(stateMachine);
+    return context;
+  }
+}

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/scm/TestXceiverClientManager.java

@@ -29,6 +29,7 @@ import org.apache.hadoop.hdds.scm.XceiverClientManager;
 import org.apache.hadoop.hdds.scm.protocolPB
     .StorageContainerLocationProtocolClientSideTranslatorPB;
 import org.apache.hadoop.hdds.scm.storage.ContainerProtocolCalls;
+import org.apache.hadoop.test.GenericTestUtils;
 import org.junit.Assert;
 import org.junit.After;
 import org.junit.Before;
@@ -36,7 +37,9 @@ import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.ExpectedException;
 import java.io.IOException;
+import java.util.UUID;
 
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_METADATA_DIR_NAME;
 import static org.apache.hadoop.hdds.scm
     .ScmConfigKeys.SCM_CONTAINER_CLIENT_MAX_SIZE_KEY;
 
@@ -75,6 +78,10 @@ public class TestXceiverClientManager {
   @Test
   public void testCaching() throws IOException {
     OzoneConfiguration conf = new OzoneConfiguration();
+    String metaDir = GenericTestUtils.getTempPath(
+        TestXceiverClientManager.class.getName() + UUID.randomUUID());
+    conf.set(HDDS_METADATA_DIR_NAME, metaDir);
+
     XceiverClientManager clientManager = new XceiverClientManager(conf);
 
     ContainerWithPipeline container1 = storageContainerLocationClient
@@ -105,6 +112,9 @@ public class TestXceiverClientManager {
   public void testFreeByReference() throws IOException {
     OzoneConfiguration conf = new OzoneConfiguration();
     conf.setInt(SCM_CONTAINER_CLIENT_MAX_SIZE_KEY, 1);
+    String metaDir = GenericTestUtils.getTempPath(
+        TestXceiverClientManager.class.getName() + UUID.randomUUID());
+    conf.set(HDDS_METADATA_DIR_NAME, metaDir);
     XceiverClientManager clientManager = new XceiverClientManager(conf);
     Cache<String, XceiverClientSpi> cache =
         clientManager.getClientCache();
@@ -159,6 +169,9 @@ public class TestXceiverClientManager {
   public void testFreeByEviction() throws IOException {
     OzoneConfiguration conf = new OzoneConfiguration();
     conf.setInt(SCM_CONTAINER_CLIENT_MAX_SIZE_KEY, 1);
+    String metaDir = GenericTestUtils.getTempPath(
+        TestXceiverClientManager.class.getName() + UUID.randomUUID());
+    conf.set(HDDS_METADATA_DIR_NAME, metaDir);
     XceiverClientManager clientManager = new XceiverClientManager(conf);
     Cache<String, XceiverClientSpi> cache =
         clientManager.getClientCache();

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/scm/TestXceiverClientMetrics.java

@@ -17,12 +17,14 @@
  */
 package org.apache.hadoop.ozone.scm;
 
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_METADATA_DIR_NAME;
 import static org.apache.hadoop.test.MetricsAsserts.assertCounter;
 import static org.apache.hadoop.test.MetricsAsserts.getLongCounter;
 import static org.apache.hadoop.test.MetricsAsserts.getMetrics;
 
 import java.util.List;
 import java.util.ArrayList;
+import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CountDownLatch;
 
@@ -77,6 +79,10 @@ public class TestXceiverClientMetrics {
   @Test
   public void testMetrics() throws Exception {
     OzoneConfiguration conf = new OzoneConfiguration();
+    String metaDir = GenericTestUtils.getTempPath(
+        TestXceiverClientManager.class.getName() + UUID.randomUUID());
+    conf.set(HDDS_METADATA_DIR_NAME, metaDir);
+
     XceiverClientManager clientManager = new XceiverClientManager(conf);
 
     ContainerWithPipeline container = storageContainerLocationClient

hadoop-ozone/integration-test/src/test/resources/ssl/ca.crt

@@ -0,0 +1,27 @@
+-----BEGIN CERTIFICATE-----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+UPBk/oMIAZQGk/yvU5jBpJ1SndqB8ONnZcnOs7mDoqABcO9C8bB+kTmTXmxeZvcu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+-----END CERTIFICATE-----

hadoop-ozone/integration-test/src/test/resources/ssl/ca.key

@@ -0,0 +1,54 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: DES-EDE3-CBC,39D6E9EAB7ABCD69
+
+NvhRc8RQDMtbbJXEilb8mKEcVCJHhew278cdoJZyep5G2VvifpZJk207+ZZo2YFt
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+UyAkJIbDhHmNTQ2bjYTl2xtxdlKF7SfbJ1LlySrpmnmm9f63vm4jj+xTHbO1pUTM
+PPrxnfgdX7+E9/ZuiKNJoY9XXpPvLxA2aCvGWMjsYnuJ1d1TGrhI0BqMOIgq7G8N
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+-----END RSA PRIVATE KEY-----

hadoop-ozone/integration-test/src/test/resources/ssl/client.crt

@@ -0,0 +1,27 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----

hadoop-ozone/integration-test/src/test/resources/ssl/client.csr

@@ -0,0 +1,26 @@
+-----BEGIN CERTIFICATE REQUEST-----
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+-----END CERTIFICATE REQUEST-----

hadoop-ozone/integration-test/src/test/resources/ssl/client.key

@@ -0,0 +1,51 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----

hadoop-ozone/integration-test/src/test/resources/ssl/client.pem

@@ -0,0 +1,52 @@
+-----BEGIN PRIVATE KEY-----
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+-----END PRIVATE KEY-----

hadoop-ozone/integration-test/src/test/resources/ssl/generate.sh

@@ -0,0 +1,34 @@
+# Changes these CN's to match your hosts in your environment if needed.
+SERVER_CN=localhost
+# Used when doing mutual TLS
+CLIENT_CN=localhost
+
+echo Generate CA key:
+openssl genrsa -passout pass:1111 -des3 -out ca.key 4096
+echo Generate CA certificate:
+# Generates ca.crt which is the trustCertCollectionFile
+openssl req -passin pass:1111 -new -x509 -days 365 -key ca.key -out ca.crt -subj "/CN=${SERVER_CN}"
+echo Generate server key:
+openssl genrsa -passout pass:1111 -des3 -out server.key 4096
+echo Generate server signing request:
+openssl req -passin pass:1111 -new -key server.key -out server.csr -subj "/CN=${SERVER_CN}"
+echo Self-signed server certificate:
+# Generates server.crt which is the certChainFile for the server
+openssl x509 -req -passin pass:1111 -days 365 -in server.csr -CA ca.crt -CAkey ca.key -set_serial 01 -out server.crt
+echo Remove passphrase from server key:
+openssl rsa -passin pass:1111 -in server.key -out server.key
+echo Generate client key
+openssl genrsa -passout pass:1111 -des3 -out client.key 4096
+echo Generate client signing request:
+openssl req -passin pass:1111 -new -key client.key -out client.csr -subj "/CN=${CLIENT_CN}"
+echo Self-signed client certificate:
+# Generates client.crt which is the clientCertChainFile for the client (need for mutual TLS only)
+openssl x509 -passin pass:1111 -req -days 365 -in client.csr -CA ca.crt -CAkey ca.key -set_serial 01 -out client.crt
+echo Remove passphrase from client key:
+openssl rsa -passin pass:1111 -in client.key -out client.key
+echo Converting the private keys to X.509:
+# Generates client.pem which is the clientPrivateKeyFile for the Client (needed for mutual TLS only)
+openssl pkcs8 -topk8 -nocrypt -in client.key -out client.pem
+# Generates server.pem which is the privateKeyFile for the Server
+openssl pkcs8 -topk8 -nocrypt -in server.key -out server.pem
+

hadoop-ozone/integration-test/src/test/resources/ssl/server.crt

@@ -0,0 +1,27 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----

hadoop-ozone/integration-test/src/test/resources/ssl/server.csr

@@ -0,0 +1,26 @@
+-----BEGIN CERTIFICATE REQUEST-----
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+-----END CERTIFICATE REQUEST-----

hadoop-ozone/integration-test/src/test/resources/ssl/server.key

@@ -0,0 +1,51 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----

hadoop-ozone/integration-test/src/test/resources/ssl/server.pem

@@ -0,0 +1,52 @@
+-----BEGIN PRIVATE KEY-----
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+m32IIcIi/I+Hn26m38h7+9hAdQseMqw9jLqKMcoNbKD+hoMF1j8lhjBT5OEtGe9X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+-----END PRIVATE KEY-----

hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java

@@ -808,9 +808,11 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
   public void stop() {
     try {
       // Cancel the metrics timer and set to null.
-      metricsTimer.cancel();
-      metricsTimer = null;
-      scheduleOMMetricsWriteTask = null;
+      if (metricsTimer!= null) {
+        metricsTimer.cancel();
+        metricsTimer = null;
+        scheduleOMMetricsWriteTask = null;
+      }
       omRpcServer.stop();
       if (omRatisServer != null) {
         omRatisServer.stop();

hadoop-ozone/pom.xml

@@ -282,6 +282,9 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
             <exclude>src/test/resources/*.tgz</exclude>
             <exclude>src/test/resources/data*</exclude>
             <exclude>src/test/resources/empty-file</exclude>
+            <exclude>src/test/resources/ssl/*</exclude>
+            <exclude>src/main/compose/ozonesecure/docker-image/runner/build/apache-rat-0.12/README-CLI.txt</exclude>
+            <exclude>src/main/compose/ozonesecure/docker-image/runner/build/apache-rat-0.12/README-ANT.txt</exclude>
             <exclude>webapps/static/angular-1.6.4.min.js</exclude>
             <exclude>webapps/static/angular-nvd3-1.0.9.min.js</exclude>
             <exclude>webapps/static/angular-route-1.6.4.min.js</exclude>