Add file path validation

Add file path validation for EnvVarFileResolver.  Refactored
PathValidator to org.onap.ccsdk.sli.core.utils so it can be used here.

Change-Id: Ibb50df0ad020cf376c1ce20e7b598f7ad7223d48
Issue-ID: CCSDK-2918
Signed-off-by: Dan Timoney <dtimoney@att.com>

7 files changed, 8 insertions, 4 deletions

diff --git a/.gitignore b/.gitignore
index 610f8902..5a221b0f 100755
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,7 @@ org.eclipse.core.resources.prefs
 .checkstyle
 maven-eclipse.xml
 workspace
+.vscode
 
 ## Compilation Files ##
 *.class
diff --git a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/CheckSumHelper.java b/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/CheckSumHelper.java
index 2f1f466c..9283cf65 100644
--- a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/CheckSumHelper.java
+++ b/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/CheckSumHelper.java
@@ -28,6 +28,8 @@ import java.nio.file.Paths;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 
+import org.onap.ccsdk.sli.core.utils.PathValidator;
+
 import javax.xml.bind.DatatypeConverter;
 
 public class CheckSumHelper {
diff --git a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicParser.java b/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicParser.java
index cb78ac2e..adec7b27 100644
--- a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicParser.java
+++ b/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicParser.java
@@ -35,6 +35,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.xml.sax.*;
 import org.xml.sax.helpers.DefaultHandler;
+import org.onap.ccsdk.sli.core.utils.PathValidator;
 
 /**
  * @author dt5972
diff --git a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicStoreFactory.java b/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicStoreFactory.java
index f682bb52..e0eb5730 100644
--- a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicStoreFactory.java
+++ b/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/SvcLogicStoreFactory.java
@@ -26,6 +26,7 @@ import java.io.FileInputStream;
 import java.io.InputStream;
 import java.util.Properties;
 import org.onap.ccsdk.sli.core.dblib.DBResourceManager;
+import org.onap.ccsdk.sli.core.utils.PathValidator;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/sli/provider-base/src/main/java/org/onap/ccsdk/sli/core/sli/recording/FileRecorder.java b/sli/provider-base/src/main/java/org/onap/ccsdk/sli/core/sli/recording/FileRecorder.java
index ab6f8bcc..7d690e74 100644
--- a/sli/provider-base/src/main/java/org/onap/ccsdk/sli/core/sli/recording/FileRecorder.java
+++ b/sli/provider-base/src/main/java/org/onap/ccsdk/sli/core/sli/recording/FileRecorder.java
@@ -33,7 +33,7 @@ import java.util.Map;
 import java.util.TimeZone;
 
 import org.onap.ccsdk.sli.core.sli.ConfigurationException;
-import org.onap.ccsdk.sli.core.sli.PathValidator;
+import org.onap.ccsdk.sli.core.utils.PathValidator;
 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
 import org.onap.ccsdk.sli.core.sli.SvcLogicRecorder;
 
diff --git a/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java b/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
index 669b3992..29d35d6e 100755
--- a/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
+++ b/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
@@ -62,7 +62,7 @@ public abstract class EnvVarFileResolver implements PropertiesFileResolver {
         final File fileFromEnvVariable;
         if (!Strings.isNullOrEmpty(propDirectoryFromEnvVariable)) {
             fileFromEnvVariable = Paths.get(propDirectoryFromEnvVariable).resolve(filename).toFile();
-            if(fileFromEnvVariable.exists()) {
+            if(PathValidator.isValidFilePath(fileFromEnvVariable.getAbsolutePath()) && fileFromEnvVariable.exists()) {
                 return Optional.of(fileFromEnvVariable);
             }
         }
diff --git a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/PathValidator.java b/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PathValidator.java
index 511dbca7..97352501 100644
--- a/sli/common/src/main/java/org/onap/ccsdk/sli/core/sli/PathValidator.java
+++ b/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PathValidator.java
@@ -1,5 +1,4 @@
-package org.onap.ccsdk.sli.core.sli;
-
+package org.onap.ccsdk.sli.core.utils;
 import java.util.regex.Pattern;
 
 public class PathValidator {