Use setting in integration test cluster config

This commit modifies using system properties to configure an integration
test cluster and instead use settings in the generated Elasticsearch
config file.

Original commit: elastic/x-pack-elasticsearch@65211b93d0

elasticsearch/qa/shield-audit-tests/build.gradle

@@ -7,8 +7,8 @@ dependencies {
 integTest {
   cluster {
     plugin 'x-pack', project(':x-plugins:elasticsearch:x-pack')
-    systemProperty 'es.shield.audit.enabled', 'true'
+    setting 'shield.audit.enabled', 'true'
-    systemProperty 'es.shield.audit.outputs', 'index'
+    setting 'shield.audit.outputs', 'index'
     setupCommand 'setupDummyUser',
                  'bin/xpack/esusers', 'useradd', 'test_user', '-p', 'changeme', '-r', 'admin'
     waitCondition = { node, ant ->

elasticsearch/qa/shield-core-rest-tests/build.gradle

@@ -34,8 +34,8 @@ integTest {
 
   cluster {
     plugin 'x-pack', project(':x-plugins:elasticsearch:x-pack')
-    systemProperty 'es.xpack.watcher.enabled', 'false'
+    setting 'xpack.watcher.enabled', 'false'
-    systemProperty 'es.xpack.monitoring.enabled', 'false'
+    setting 'xpack.monitoring.enabled', 'false'
     setupCommand 'setupDummyUser',
                  'bin/xpack/esusers', 'useradd', 'test_user', '-p', 'changeme', '-r', 'admin'
     waitCondition = { node, ant ->

elasticsearch/qa/shield-example-realm/build.gradle

@@ -17,10 +17,10 @@ integTest {
   cluster {
     plugin 'x-pack', project(':x-plugins:elasticsearch:x-pack')
     // TODO: these should be settings?
-    systemProperty 'es.shield.authc.realms.custom.order', '0'
+    setting 'shield.authc.realms.custom.order', '0'
-    systemProperty 'es.shield.authc.realms.custom.type', 'custom'
+    setting 'shield.authc.realms.custom.type', 'custom'
-    systemProperty 'es.shield.authc.realms.esusers.order', '1'
+    setting 'shield.authc.realms.esusers.order', '1'
-    systemProperty 'es.shield.authc.realms.esusers.type', 'esusers'
+    setting 'shield.authc.realms.esusers.type', 'esusers'
 
     setupCommand 'setupDummyUser',
                  'bin/xpack/esusers', 'useradd', 'test_user', '-p', 'changeme', '-r', 'admin'

elasticsearch/qa/shield-reindex-tests/build.gradle

@@ -6,7 +6,7 @@ dependencies {
 
 integTest {
   cluster {
-    systemProperty 'es.script.inline', 'true'
+    setting 'script.inline', 'true'
     plugin 'x-pack', project(':x-plugins:elasticsearch:x-pack')
     extraConfigFile 'xpack/roles.yml', 'roles.yml'
     [

elasticsearch/qa/smoke-test-plugins-ssl/build.gradle

@@ -145,18 +145,18 @@ project.rootProject.subprojects.findAll { it.path.startsWith(':plugins:') }.each
 
 integTest {
   cluster {
-    systemProperty 'es.xpack.monitoring.agent.interval', '3s'
+    setting 'xpack.monitoring.agent.interval', '3s'
-    systemProperty 'es.xpack.monitoring.agent.exporters._http.type', 'http'
+    setting 'xpack.monitoring.agent.exporters._http.type', 'http'
-    systemProperty 'es.xpack.monitoring.agent.exporters._http.enabled', 'false'
+    setting 'xpack.monitoring.agent.exporters._http.enabled', 'false'
-    systemProperty 'es.xpack.monitoring.agent.exporters._http.ssl.truststore.path', clientKeyStore.name
+    setting 'xpack.monitoring.agent.exporters._http.ssl.truststore.path', clientKeyStore.name
-    systemProperty 'es.xpack.monitoring.agent.exporters._http.ssl.truststore.password', 'keypass'
+    setting 'xpack.monitoring.agent.exporters._http.ssl.truststore.password', 'keypass'
-    systemProperty 'es.xpack.monitoring.agent.exporters._http.auth.username', 'monitoring_agent'
+    setting 'xpack.monitoring.agent.exporters._http.auth.username', 'monitoring_agent'
-    systemProperty 'es.xpack.monitoring.agent.exporters._http.auth.password', 'changeme'
+    setting 'xpack.monitoring.agent.exporters._http.auth.password', 'changeme'
 
-    systemProperty 'es.shield.transport.ssl', 'true'
+    setting 'shield.transport.ssl', 'true'
-    systemProperty 'es.shield.http.ssl', 'true'
+    setting 'shield.http.ssl', 'true'
-    systemProperty 'es.shield.ssl.keystore.path', nodeKeystore.name
+    setting 'shield.ssl.keystore.path', nodeKeystore.name
-    systemProperty 'es.shield.ssl.keystore.password', 'keypass'
+    setting 'shield.ssl.keystore.password', 'keypass'
 
     plugin 'x-pack', project(':x-plugins:elasticsearch:x-pack')
 

elasticsearch/qa/smoke-test-watcher-with-groovy/build.gradle

@@ -8,8 +8,8 @@ dependencies {
 integTest {
   cluster {
     plugin 'x-pack', project(':x-plugins:elasticsearch:x-pack')
-    systemProperty 'es.script.inline', 'true'
+    setting 'script.inline', 'true'
-    systemProperty 'es.xpack.shield.enabled', 'false'
+    setting 'xpack.shield.enabled', 'false'
-    systemProperty 'es.xpack.monitoring.enabled', 'false'
+    setting 'xpack.monitoring.enabled', 'false'
   }
 }

elasticsearch/qa/smoke-test-watcher-with-mustache/build.gradle

@@ -8,8 +8,8 @@ dependencies {
 integTest {
   cluster {
     plugin 'x-pack', project(':x-plugins:elasticsearch:x-pack')
-    systemProperty 'es.xpack.shield.enabled', 'false'
+    setting 'xpack.shield.enabled', 'false'
-    systemProperty 'es.xpack.monitoring.enabled', 'false'
+    setting 'xpack.monitoring.enabled', 'false'
-    systemProperty 'es.http.port', '9400'
+    setting 'http.port', '9400'
   }
 }