419 pkix path building failed (#427)

* Adding properties required for SSL authentication, with empty values by default

* Checkstyle fixes.

* Updating related documentation.

docs/schema-registry.md

@@ -15,6 +15,14 @@ A list of the properties explained here:
 * `schema.registry.username` Username
 * `schema.registry.password` Password
 * `schema.registry.bearer`	Token for SASL/OAUTHBEARER
+* `schema.registry.keystore.location` The absolute path of the keystore file for the schema registry
+* `schema.registry.keystore.password` The password that protects the keystore file for the schema registry
+* `schema.registry.truststore.location` The absolute path of the truststore file for the schema registry
+* `schema.registry.truststore.password` The password that protects the truststore file for the schema registry
+* `ssl.keystore.location` The absolute path of the keystore file for the connection against the schema registry
+* `ssl.keystore.password` The password that protects the keystore file for the connection against the schema registry
+* `ssl.truststore.location` The absolute path of the truststore file for the connection against the schema registry
+* `ssl.truststore.password` The password that protects the truststore file for the connection against the schema registry
 
 ## Some Recommendations
 

pom.xml

@@ -7,7 +7,7 @@
 
   <artifactId>kloadgen</artifactId>
 
-  <version>5.6.11</version>
+  <version>5.6.12</version>
 
   <name>KLoadGen</name>
   <description>Load Generation Jmeter plugin for Kafka Cluster. Supporting AVRO, JSON Schema and Protobuf schema types. Generate Artificial

src/main/java/com/sngular/kloadgen/config/schemaregistry/DefaultPropertiesHelper.java

@@ -22,8 +22,16 @@ class DefaultPropertiesHelper {
       PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_USERNAME_KEY).propertyValue(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_USERNAME_DEFAULT).build(),
       PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_PASSWORD_KEY).propertyValue(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_PASSWORD_DEFAULT).build(),
       PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_BEARER_KEY).propertyValue(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_BEARER_DEFAULT)
-                     .build()));
-
+                     .build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_SSL_KEYSTORE_LOCATION_KEY).propertyValue("").build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_SSL_KEYSTORE_PASSWORD_KEY).propertyValue("").build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_SSL_TRUSTSTORE_LOCATION_KEY).propertyValue("").build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_SSL_TRUSTSTORE_PASSWORD_KEY).propertyValue("").build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SSL_KEYSTORE_LOCATION_KEY).propertyValue("").build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SSL_KEYSTORE_PASSWORD_KEY).propertyValue("").build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SSL_TRUSTSTORE_LOCATION_KEY).propertyValue("").build(),
+      PropertyMapping.builder().propertyName(SchemaRegistryKeyHelper.SSL_TRUSTSTORE_PASSWORD_KEY).propertyValue("").build()
+  ));
   private DefaultPropertiesHelper() {
   }
 

src/main/java/com/sngular/kloadgen/config/schemaregistry/SchemaRegistryConfigElement.java

@@ -73,6 +73,9 @@ private void serializeProperties() {
         jMeterVariables.put(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_KEY, SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_BEARER_TYPE);
         jMeterVariables.put(SchemaRegistryClientConfig.BEARER_AUTH_CREDENTIALS_SOURCE, "STATIC_TOKEN");
         jMeterVariables.put(SchemaRegistryClientConfig.BEARER_AUTH_TOKEN_CONFIG, schemaProperties.get(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_BEARER_KEY));
+      } else if (SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_SSL_TYPE.equalsIgnoreCase(schemaProperties.get(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_KEY))) {
+        jMeterVariables.put(SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_KEY, SchemaRegistryKeyHelper.SCHEMA_REGISTRY_AUTH_SSL_TYPE);
+
       }
     }
   }

src/main/java/com/sngular/kloadgen/util/SchemaRegistryKeyHelper.java

@@ -40,6 +40,8 @@ public final class SchemaRegistryKeyHelper {
 
   public static final String SCHEMA_REGISTRY_AUTH_BEARER_TYPE = "BEARER";
 
+  public static final String SCHEMA_REGISTRY_AUTH_SSL_TYPE = "SSL";
+
   public static final String SCHEMA_REGISTRY_AUTH_BEARER_DEFAULT = "<bearer>";
 
   public static final String SCHEMA_REGISTRY_SUBJECTS = "schema.registry.subjects";
@@ -50,6 +52,22 @@ public final class SchemaRegistryKeyHelper {
 
   public static final String ENABLE_AUTO_SCHEMA_REGISTRATION_CONFIG = "auto.register.schemas";
 
+  public static final String SCHEMA_REGISTRY_SSL_KEYSTORE_LOCATION_KEY = "schema.registry.ssl.keystore.location";
+
+  public static final String SCHEMA_REGISTRY_SSL_KEYSTORE_PASSWORD_KEY = "schema.registry.ssl.keystore.password";
+
+  public static final String SCHEMA_REGISTRY_SSL_TRUSTSTORE_LOCATION_KEY = "schema.registry.ssl.truststore.location";
+
+  public static final String SCHEMA_REGISTRY_SSL_TRUSTSTORE_PASSWORD_KEY = "schema.registry.ssl.truststore.password";
+
+  public static final String SSL_KEYSTORE_LOCATION_KEY = "ssl.keystore.location";
+
+  public static final String SSL_KEYSTORE_PASSWORD_KEY = "ssl.keystore.password";
+
+  public static final String SSL_TRUSTSTORE_LOCATION_KEY = "ssl.truststore.location";
+
+  public static final String SSL_TRUSTSTORE_PASSWORD_KEY = "ssl.truststore.password";
+
   private SchemaRegistryKeyHelper() {
   }
 }