Release version 6.7.0.0

Upgrade to Elasticsearch 6.7.0

Author: lukas-vlcek

README.md

@@ -27,6 +27,7 @@ It collects all relevant metrics and makes them available to Prometheus via the
 
 | Elasticsearch  | Plugin         | Release date |
 | -------------- | -------------- | ------------ |
+| 6.7.0          | 6.7.0.0        | Apr 02, 2019 |
 | 6.6.2          | 6.6.2.0        | Mar 14, 2019 |
 | 6.6.1          | 6.6.1.0        | Feb 21, 2019 |
 | 6.6.0          | 6.6.0.0        | Feb 11, 2019 |
@@ -113,7 +114,7 @@ It collects all relevant metrics and makes them available to Prometheus via the
 ## Install
 
 - Since Elasticsearch 6.0.0 :
-    `./bin/elasticsearch-plugin install -b https://distfiles.compuscene.net/elasticsearch/elasticsearch-prometheus-exporter-6.6.2.0.zip`
+    `./bin/elasticsearch-plugin install -b https://distfiles.compuscene.net/elasticsearch/elasticsearch-prometheus-exporter-6.7.0.0.zip`
 
 - On Elasticsearch 5.x.x :
     `./bin/elasticsearch-plugin install -b https://distfiles.compuscene.net/elasticsearch/elasticsearch-prometheus-exporter-5.6.14.0.zip`

build.gradle

@@ -8,7 +8,7 @@ buildscript {
     }
 
     dependencies {
-        classpath "org.elasticsearch.gradle:build-tools:6.6.2" // How can we use ${versions.elasticsearch} here ???
+        classpath "org.elasticsearch.gradle:build-tools:6.7.0" // How can we use ${versions.elasticsearch} here ???
         classpath group: 'javax.xml.bind', name: 'jaxb-api', version: '2.3.0'
         classpath group: 'com.sun.xml.bind', name: 'jaxb-core', version: '2.3.0'
         classpath group: 'com.sun.xml.bind', name: 'jaxb-impl', version: '2.3.0'
@@ -47,9 +47,11 @@ thirdPartyAudit.enabled = false
 // license header checks can be disabled
 licenseHeaders.enabled = true
 
+// No unit tests in this plugin
+unitTest.enabled = false
+
 // There are only integration tests
 integTestRunner.enabled = true
-test.enabled = false
 
 println "Host: " + java.net.InetAddress.getLocalHost()
 println "Gradle: " + gradle.gradleVersion + " JVM: " + org.gradle.internal.jvm.Jvm.current() + " Groovy: " + GroovySystem.getVersion()

gradle.properties

@@ -1,6 +1,6 @@
 group = org.elasticsearch.plugin.prometheus
 
-version = 6.6.2.1-SNAPSHOT
+version = 6.7.0.0
 
 pluginName = prometheus-exporter
 pluginClassname = org.elasticsearch.plugin.prometheus.PrometheusExporterPlugin

src/main/java/org/elasticsearch/action/ClusterStatsData.java

@@ -27,6 +27,7 @@
 import org.elasticsearch.common.settings.ClusterSettings;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.settings.SettingsException;
+import org.elasticsearch.common.unit.RatioValue;
 
 import java.io.IOException;
 
@@ -109,7 +110,7 @@ private void parseValue(Settings s, String key, Long[] bytesPointer, Double[] pc
         String value = s.get(key);
         if (value != null && pctPointer[0] == null) {
             try {
-                pctPointer[0] = s.getAsRatio(key, null).getAsPercent();
+                pctPointer[0] = RatioValue.parseRatioValue(s.get(key, null)).getAsPercent();
             } catch (SettingsException | ElasticsearchParseException | NullPointerException e1) {
                 if (bytesPointer[0] == null) {
                     try {