Saltstack now aligned with APPC

Issue-ID: CCSDK-394

Change-Id: Ie6d2b12f596c148d26bc45c0053e6aff975ace25
Signed-off-by: Ganesh Chandrasekaran <ganesh.c@samsung.com>

8 files changed, 102 insertions, 108 deletions

diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/SaltstackAdapterPropertiesProvider.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/SaltstackAdapterPropertiesProvider.java
index 3731ef72..a6b707af 100755
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/SaltstackAdapterPropertiesProvider.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/SaltstackAdapterPropertiesProvider.java
@@ -1,9 +1,11 @@
 /*-
  * ============LICENSE_START=======================================================
- * onap
+ * ONAP : CCSDK
  * ================================================================================
- * Copyright (C) 2016 - 2017 ONAP
+ * Copyright (C) 2018 Samsung Electronics. All rights reserved.
  * ================================================================================
+ *
+ * =============================================================================
  * Licensed 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
@@ -15,6 +17,8 @@
  * 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.
+ *
+ *
  * ============LICENSE_END=========================================================
  */
 
diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/ConnectionBuilder.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/ConnectionBuilder.java
index 6e5feb4e..25a15fcc 100644
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/ConnectionBuilder.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/ConnectionBuilder.java
@@ -26,12 +26,16 @@ package org.onap.ccsdk.sli.adaptors.saltstack.impl;
 
 import com.att.eelf.configuration.EELFLogger;
 import com.att.eelf.configuration.EELFManager;
+import org.onap.appc.adapter.ssh.SshException;
 import org.onap.ccsdk.sli.adaptors.saltstack.model.SaltstackResult;
 import org.onap.ccsdk.sli.adaptors.saltstack.model.SaltstackResultCodes;
 
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
+//import org.onap.appc.adapter.ssh.SshConnection;
+//import org.onap.appc.adapter.ssh.SshAdapter;
+
 /**
  * Returns a custom SSH client
  * - based on options
@@ -54,19 +58,12 @@ public class ConnectionBuilder {
 
     /**
      * Constructor that initializes an ssh client based on ssh certificate
+     * This is still not supported in 1.3.0 version
      **/
     public ConnectionBuilder(String host, String port, String certFile) {
         sshConnection = new SshConnection(host, Integer.parseInt(port), certFile);
     }
 
-    /**
-     * Constructor that initializes an ssh client based on ssh username password and certificate
-     **/
-    public ConnectionBuilder(String host, String port, String userName, String userPasswd,
-                             String certFile) {
-
-        sshConnection = new SshConnection(host, Integer.parseInt(port), userName, userPasswd, certFile);
-    }
 
     /**
      * 1. Connect to SSH server.
@@ -77,7 +74,7 @@ public class ConnectionBuilder {
      * @return command execution status
      */
     public SaltstackResult connectNExecute(String cmd, long execTimeout) throws IOException {
-        return connectNExecute(cmd, -1, -1, execTimeout);
+        return connectNExecute(cmd, false, execTimeout);
     }
 
     /**
@@ -85,12 +82,11 @@ public class ConnectionBuilder {
      * 2. Exec remote command over SSH. Return command execution status.
      * Command output is written to out or err stream.
      *
-     * @param cmd        Commands to execute
-     * @param retryDelay delay between retry to make a SSH connection.
-     * @param retryCount number of count retry to make a SSH connection.
+     * @param cmd       Commands to execute
+     * @param withRetry make a SSH connection with default retry.
      * @return command execution status
      */
-    public SaltstackResult connectNExecute(String cmd, int retryCount, int retryDelay, long execTimeout)
+    public SaltstackResult connectNExecute(String cmd, boolean withRetry, long execTimeout)
             throws IOException {
 
         SaltstackResult result = new SaltstackResult();
@@ -101,29 +97,34 @@ public class ConnectionBuilder {
         }
 
         try {
-            if (retryCount != -1) {
-                result = sshConnection.connectWithRetry(retryCount, retryDelay);
+            if (withRetry) {
+                sshConnection.connectWithRetry();
             } else {
-                result = sshConnection.connect();
-            }
-            if (result.getStatusCode() != SaltstackResultCodes.SUCCESS.getValue()) {
-                return result;
+                sshConnection.connect();
             }
             out = new ByteArrayOutputStream();
             errs = new ByteArrayOutputStream();
-            result = sshConnection.execCommand(cmd, out, errs, result);
+            int resultCode = sshConnection.execCommand(cmd, out, errs);
             sshConnection.disconnect();
-            if (result.getSshExitStatus() != 0) {
-                return sortExitStatus(result.getSshExitStatus(), errs.toString(), cmd);
-            }
-            if (result.getStatusCode() != SaltstackResultCodes.SUCCESS.getValue()) {
-                return result;
+            if (resultCode != 0) {
+                return sortExitStatus(resultCode, errs.toString(), cmd);
             }
+            result.setStatusCode(SaltstackResultCodes.SUCCESS.getValue());
             result.setStatusMessage("Success");
             result.setOutputMessage(out);
+        } catch (SshException io) {
+            if (io.toString().equalsIgnoreCase("Authentication failed")) {
+                logger.error(io.toString());
+                result.setStatusCode(SaltstackResultCodes.USER_UNAUTHORIZED.getValue());
+                result.setStatusMessage(io.toString());
+                return result;
+            }
+            logger.error("Caught Exception", io);
+            result.setStatusCode(SaltstackResultCodes.SSH_EXCEPTION.getValue());
+            result.setStatusMessage(io.getMessage());
         } catch (Exception io) {
             logger.error("Caught Exception", io);
-            result.setStatusCode(SaltstackResultCodes.UNKNOWN_EXCEPTION.getValue());
+            result.setStatusCode(SaltstackResultCodes.SSH_EXCEPTION.getValue());
             result.setStatusMessage(io.getMessage());
         } finally {
             if (out != null) {
diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterImpl.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterImpl.java
index a48b67ad..ef54104e 100644
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterImpl.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterImpl.java
@@ -61,8 +61,7 @@ public class SaltstackAdapterImpl implements SaltstackAdapter {
      */
     @SuppressWarnings("nls")
     public static final String OUTCOME_SUCCESS = "success";
-    public static final String CONNECTION_RETRY_DELAY = "retryDelay";
-    public static final String CONNECTION_RETRY_COUNT = "retryCount";
+    public static final String CONNECTION_RETRY = "withRetry";
     private static final String APPC_EXCEPTION_CAUGHT = "APPCException caught";
     /**
      * Adapter Name
@@ -187,15 +186,6 @@ public class SaltstackAdapterImpl implements SaltstackAdapter {
                 String sshPort = reqServerPort(props);
                 logger.info("Creating ssh client with ssh KEY from " + sshKey);
                 sshClient = new ConnectionBuilder(sshHost, sshPort, sshKey);
-            } else if ("BOTH".equalsIgnoreCase(clientType)) {
-                // set path to keystore file
-                String sshKey = props.getProperty(SS_SERVER_SSH_KEY);
-                String sshHost = props.getProperty(SS_SERVER_HOSTNAME);
-                String sshUserName = props.getProperty(SS_SERVER_USERNAME);
-                String sshPassword = props.getProperty(SS_SERVER_PASSWD);
-                String sshPort = reqServerPort(props);
-                logger.info("Creating ssh client with ssh KEY from " + sshKey);
-                sshClient = new ConnectionBuilder(sshHost, sshPort, sshUserName, sshPassword, sshKey);
             } else {
                 logger.info("No saltstack-adapter.properties defined so reading from DG props");
                 sshClient = null;
@@ -425,13 +415,19 @@ public class SaltstackAdapterImpl implements SaltstackAdapter {
                                        long execTimeout)
             throws SvcLogicException {
 
+        //convert execTimeout to Milliseconds
+        execTimeout = execTimeout * 1000;
         SaltstackResult testResult = new SaltstackResult();
         try {
-            if (params.get(CONNECTION_RETRY_DELAY) != null && params.get(CONNECTION_RETRY_COUNT) != null) {
-                int retryDelay = Integer.parseInt(params.get(CONNECTION_RETRY_DELAY));
-                int retryCount = Integer.parseInt(params.get(CONNECTION_RETRY_COUNT));
+            if (params.get(CONNECTION_RETRY) == null) {
+                if (!testMode) {
+                    testResult = sshClient.connectNExecute(commandToExecute, execTimeout);
+                } else {
+                    testResult = testServer.mockReqExec(params);
+                }
+            } else if (params.get(CONNECTION_RETRY).equalsIgnoreCase("true")) {
                 if (!testMode) {
-                    testResult = sshClient.connectNExecute(commandToExecute, retryCount, retryDelay, execTimeout);
+                    testResult = sshClient.connectNExecute(commandToExecute, true, execTimeout);
                 } else {
                     testResult = testServer.mockReqExec(params);
                 }
diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterPropertiesProviderImpl.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterPropertiesProviderImpl.java
index a4156558..8f0d9857 100755
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterPropertiesProviderImpl.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SaltstackAdapterPropertiesProviderImpl.java
@@ -1,9 +1,11 @@
 /*-
  * ============LICENSE_START=======================================================
- * onap
+ * ONAP : CCSDK
  * ================================================================================
- * Copyright (C) 2016 - 2017 ONAP
+ * Copyright (C) 2018 Samsung Electronics. All rights reserved.
  * ================================================================================
+ *
+ * =============================================================================
  * Licensed 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
@@ -15,6 +17,8 @@
  * 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.
+ *
+ *
  * ============LICENSE_END=========================================================
  */
 
diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SshConnection.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SshConnection.java
index 71ca5cf7..988183fc 100644
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SshConnection.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/impl/SshConnection.java
@@ -34,9 +34,11 @@ import org.apache.sshd.client.future.AuthFuture;
 import org.apache.sshd.client.future.OpenFuture;
 import org.apache.sshd.common.KeyPairProvider;
 import org.apache.sshd.common.keyprovider.FileKeyPairProvider;
+import org.onap.appc.adapter.ssh.Constants;
+import org.onap.appc.adapter.ssh.SshException;
+import org.onap.appc.configuration.Configuration;
+import org.onap.appc.configuration.ConfigurationFactory;
 import org.onap.appc.encryption.EncryptionTool;
-import org.onap.ccsdk.sli.adaptors.saltstack.model.SaltstackResult;
-import org.onap.ccsdk.sli.adaptors.saltstack.model.SaltstackResultCodes;
 
 import java.io.OutputStream;
 import java.security.KeyPair;
@@ -46,11 +48,11 @@ import java.security.KeyPair;
  */
 class SshConnection {
 
-    public static final int DEFAULT_CONNECTION_RETRY_DELAY = 60;
-    public static final int DEFAULT_CONNECTION_RETRY_COUNT = 5;
     private static final EELFLogger logger = EELFManager.getInstance().getApplicationLogger();
+
     private static final long AUTH_TIMEOUT = 60000;
-    private static final long EXEC_TIMEOUT = 120;
+    private static final long EXEC_TIMEOUT = 120000;
+    private static final Configuration configuration = ConfigurationFactory.getConfiguration();
     private String host;
     private int port;
     private String username;
@@ -76,8 +78,7 @@ class SshConnection {
         this(host, port, null, null, keyFile);
     }
 
-    public SaltstackResult connect() {
-        SaltstackResult result = new SaltstackResult();
+    public void connect() {
         sshClient = SshClient.setUpDefaultClient();
         sshClient.start();
         try {
@@ -85,8 +86,7 @@ class SshConnection {
                     sshClient.connect(EncryptionTool.getInstance().decrypt(username), host, port).await().getSession();
             if (password != null) {
                 clientSession.addPasswordIdentity(EncryptionTool.getInstance().decrypt(password));
-            }
-            if (keyFile != null) {
+            } else if (keyFile != null) {
                 KeyPairProvider keyPairProvider = new FileKeyPairProvider(new String[]{
                         keyFile
                 });
@@ -96,42 +96,32 @@ class SshConnection {
             AuthFuture authFuture = clientSession.auth();
             authFuture.await(AUTH_TIMEOUT);
             if (!authFuture.isSuccess()) {
-                String errMessage = "Error establishing ssh connection to [" + username + "@" + host + ":" + port
-                        + "]. Authentication failed.";
-                result.setStatusCode(SaltstackResultCodes.USER_UNAUTHORIZED.getValue());
-                result.setStatusMessage(errMessage);
+                throw new SshException("Error establishing ssh connection to [" + username + "@" + host + ":" + port
+                                               + "]. Authentication failed.");
             }
         } catch (RuntimeException e) {
-            String errMessage = "Error establishing ssh connection to [" + username + "@" + host + ":" + port + "]." +
-                    "Runtime Exception : " + e.getMessage();
-            result.setStatusCode(SaltstackResultCodes.UNKNOWN_EXCEPTION.getValue());
-            result.setStatusMessage(errMessage);
+            throw e;
         } catch (Exception e) {
-            String errMessage = "Error establishing ssh connection to [" + username + "@" + host + ":" + port + "]." +
-                    "Host Unknown : " + e.getMessage();
-            result.setStatusCode(SaltstackResultCodes.HOST_UNKNOWN.getValue());
-            result.setStatusMessage(errMessage);
+            throw new SshException("Error establishing ssh connection to [" + username + "@" + host + ":" + port + "].",
+                                   e);
         }
         if (logger.isDebugEnabled()) {
             logger.debug("SSH: connected to [" + toString() + "]");
         }
-        result.setStatusCode(SaltstackResultCodes.SUCCESS.getValue());
-        return result;
     }
 
-    public SaltstackResult connectWithRetry(int retryCount, int retryDelay) {
+    public void connectWithRetry() {
+        int retryCount;
+        int retryDelay;
         int retriesLeft;
-        SaltstackResult result = new SaltstackResult();
-        if (retryCount == 0) {
-            retryCount = DEFAULT_CONNECTION_RETRY_COUNT;
-        }
-        if (retryDelay == 0) {
-            retryDelay = DEFAULT_CONNECTION_RETRY_DELAY;
-        }
+        retryCount = configuration.getIntegerProperty(Constants.CONNECTION_RETRY_COUNT,
+                                                      Constants.DEFAULT_CONNECTION_RETRY_COUNT);
+        retryDelay = configuration.getIntegerProperty(Constants.CONNECTION_RETRY_DELAY,
+                                                      Constants.DEFAULT_CONNECTION_RETRY_DELAY);
         retriesLeft = retryCount + 1;
         do {
             try {
-                result = this.connect();
+                this.connect();
                 break;
             } catch (RuntimeException e) {
                 if (retriesLeft > 1) {
@@ -145,7 +135,6 @@ class SshConnection {
                 }
             }
         } while (retriesLeft > 0);
-        return result;
     }
 
     public void disconnect() {
@@ -162,21 +151,18 @@ class SshConnection {
     }
 
     public void setExecTimeout(long timeout) {
-        //convert seconds to milliseconds
-        this.timeout = timeout * 1000;
+        this.timeout = timeout;
     }
 
-    public SaltstackResult execCommand(String cmd, OutputStream out, OutputStream err, SaltstackResult result) {
-        return execCommand(cmd, out, err, false, result);
+    public int execCommand(String cmd, OutputStream out, OutputStream err) {
+        return execCommand(cmd, out, err, false);
     }
 
-    public SaltstackResult execCommandWithPty(String cmd, OutputStream out, SaltstackResult result) {
-        return execCommand(cmd, out, out, true, result);
+    public int execCommandWithPty(String cmd, OutputStream out) {
+        return execCommand(cmd, out, out, true);
     }
 
-    private SaltstackResult execCommand(String cmd, OutputStream out, OutputStream err,
-                                        boolean usePty, SaltstackResult result) {
-
+    private int execCommand(String cmd, OutputStream out, OutputStream err, boolean usePty) {
         try {
             if (logger.isDebugEnabled()) {
                 logger.debug("SSH: executing command");
@@ -192,31 +178,20 @@ class SshConnection {
                 openFuture.verify();
                 Integer exitStatusI = client.getExitStatus();
                 if (exitStatusI == null) {
-                    String errMessage = "Error executing command [" + cmd + "] over SSH [" + username + "@" + host
-                            + ":" + port + "]. SSH operation timed out.";
-                    result.setStatusCode(SaltstackResultCodes.OPERATION_TIMEOUT.getValue());
-                    result.setStatusMessage(errMessage);
-                    return result;
+                    throw new SshException("Error executing command [" + cmd + "] over SSH [" + username + "@" + host
+                                                   + ":" + port + "]. Operation timed out.");
                 }
                 exitStatus = exitStatusI;
             } finally {
                 client.close(false);
             }
-            result.setSshExitStatus(exitStatus);
-            return result;
+            return exitStatus;
         } catch (RuntimeException e) {
-            String errMessage = "Error establishing ssh connection to [" + username + "@" + host + ":" + port + "]." +
-                    "Runtime Exception : " + e.getMessage();
-            result.setStatusCode(SaltstackResultCodes.UNKNOWN_EXCEPTION.getValue());
-            result.setStatusMessage(errMessage);
+            throw e;
         } catch (Exception e1) {
-            String errMessage = "Error executing command [" + cmd + "] over SSH [" + username + "@" + host + ":" +
-                    port + "]" + e1.getMessage();
-            result.setStatusCode(SaltstackResultCodes.UNKNOWN_EXCEPTION.getValue());
-            result.setStatusMessage(errMessage);
+            throw new SshException(
+                    "Error executing command [" + cmd + "] over SSH [" + username + "@" + host + ":" + port + "]", e1);
         }
-        result.setStatusCode(SaltstackResultCodes.SUCCESS.getValue());
-        return result;
     }
 
     private void waitForConnection(int retryDelay) {
diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackMessageParser.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackMessageParser.java
index 2d810aee..50d08e23 100644
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackMessageParser.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackMessageParser.java
@@ -311,9 +311,10 @@ public class SaltstackMessageParser {
         if (code != SaltstackResultCodes.SUCCESS.getValue()) {
             return saltstackResult;
         }
-        ByteArrayOutputStream str = saltstackResult.getOutputMessage();
+        ByteArrayOutputStream outStream = saltstackResult.getOutputMessage();
+        String outMessage = outStream.toString();
         try {
-            Map<String, String> mm = JsonParser.convertToProperties(str.toString());
+            Map<String, String> mm = JsonParser.convertToProperties(outMessage);
             if (mm != null) {
                 for (Map.Entry<String, String> entry : mm.entrySet()) {
                     if (entry.getKey().contains("retcode")) {
@@ -337,16 +338,24 @@ public class SaltstackMessageParser {
             return new SaltstackResult(SaltstackResultCodes.INVALID_RESPONSE_FILE.getValue(), "error parsing response file"
                     + " : " + e.getMessage());
         } finally {
-            if (str != null) {
-                str.close();
+            if (outStream != null) {
+                outStream.close();
             }
         }
         if (slsExec) {
             if (!retCodeFound) {
+                if (outMessage != null && !outMessage.equalsIgnoreCase("")) {
+                    return new SaltstackResult(SaltstackResultCodes.COMMAND_EXEC_FAILED_STATUS.getValue(),
+                                               outMessage);
+                }
                 return new SaltstackResult(SaltstackResultCodes.COMMAND_EXEC_FAILED_STATUS.getValue(),
                                            "error in executing configuration at the server, check your command input");
             }
             if (!executionStatus) {
+                if (outMessage != null && !outMessage.equalsIgnoreCase("")) {
+                    return new SaltstackResult(SaltstackResultCodes.COMMAND_EXEC_FAILED_STATUS.getValue(),
+                                               outMessage);
+                }
                 return new SaltstackResult(SaltstackResultCodes.COMMAND_EXEC_FAILED_STATUS.getValue(),
                                            "error in executing configuration at the server, check your command input");
             }
diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackResultCodes.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackResultCodes.java
index 92a61168..93255498 100644
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackResultCodes.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackResultCodes.java
@@ -46,6 +46,7 @@ public enum SaltstackResultCodes {
     UNKNOWN_EXCEPTION(699),
     OPERATION_TIMEOUT(659),
     SSL_EXCEPTION(697),
+    SSH_EXCEPTION(695),
     INVALID_COMMAND(698),
     INVALID_RESPONSE(601),
     INVALID_RESPONSE_FILE(600),
diff --git a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackServerEmulator.java b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackServerEmulator.java
index bac2cfe5..78976562 100644
--- a/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackServerEmulator.java
+++ b/saltstack-adapter/saltstack-adapter-provider/src/main/java/org/onap/ccsdk/sli/adaptors/saltstack/model/SaltstackServerEmulator.java
@@ -36,6 +36,7 @@ import com.att.eelf.configuration.EELFLogger;
 import com.att.eelf.configuration.EELFManager;
 
 import java.io.ByteArrayOutputStream;
+import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -61,6 +62,9 @@ public class SaltstackServerEmulator {
                 result = rejectRequest(result, "Mocked: Fail");
             } else {
                 String fileName = params.get(SALTSTATE_FILE_NAME);
+                if (fileName == null) {
+                    throw new FileNotFoundException("No response file found");
+                }
                 result = acceptRequest(result, fileName);
             }
         } catch (Exception e) {