SONAR-12037 Run cluster ITs on Cirrus

.cirrus.yml

       QA_CATEGORY: License
       QA_CATEGORY: Branch
       QA_CATEGORY: Upgrade
+      QA_CATEGORY: HA
   gradle_cache:
     folder: ~/.gradle/caches
   script:

build.gradle

       dependency 'junit:junit:4.12'
       dependency 'mysql:mysql-connector-java:5.1.46'
       dependency 'net.jpountz.lz4:lz4:1.3.0'
+      dependency 'org.awaitility:awaitility:3.1.6'
       dependency 'org.apache.commons:commons-csv:1.4'
       dependency 'org.apache.commons:commons-email:1.5'
       dependency 'org.apache.commons:commons-dbcp2:2.5.0'

server/sonar-main/src/main/java/org/sonar/application/es/EsSettings.java

   private static final Logger LOGGER = LoggerFactory.getLogger(EsSettings.class);
   private static final String STANDALONE_NODE_NAME = "sonarqube";
   private static final String SECCOMP_PROPERTY = "bootstrap.system_call_filter";
+  private static final String ALLOW_MMAP = "node.store.allow_mmapfs";
 
   private final Props props;
   private final EsInstallation fileSystem;
     if (props.value("sonar.search.javaAdditionalOpts", "").contains("-D" + SECCOMP_PROPERTY + "=false")) {
       builder.put(SECCOMP_PROPERTY, "false");
     }
+
+    // to be used with HA QA, where we can't easily set mmap size when running with docker.
+    if (props.value("sonar.search.javaAdditionalOpts", "").contains("-D" + ALLOW_MMAP + "=false")) {
+      builder.put(ALLOW_MMAP, "false");
+    }
   }
 }

server/sonar-main/src/test/java/org/sonar/application/es/EsSettingsTest.java

     assertThat(settings.get("bootstrap.system_call_filter")).isEqualTo("false");
   }
 
+  @Test
+  public void disable_mmap_if_configured_in_search_additional_props() throws Exception {
+    Props props = minProps(CLUSTER_DISABLED);
+    props.set("sonar.search.javaAdditionalOpts", "-Dnode.store.allow_mmapfs=false");
+    Map<String, String> settings = new EsSettings(props, new EsInstallation(props), System2.INSTANCE).build();
+
+    assertThat(settings.get("node.store.allow_mmapfs")).isEqualTo("false");
+  }
+
   private Props minProps(boolean cluster) throws IOException {
     File homeDir = temp.newFolder();
     Props props = new Props(new Properties());