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-rw-r--r--openecomp-be/lib/openecomp-heat-lib/src/main/java/org/openecomp/sdc/heat/services/HeatResourceUtil.java110
1 files changed, 110 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-heat-lib/src/main/java/org/openecomp/sdc/heat/services/HeatResourceUtil.java b/openecomp-be/lib/openecomp-heat-lib/src/main/java/org/openecomp/sdc/heat/services/HeatResourceUtil.java
new file mode 100644
index 0000000000..a44b0196d4
--- /dev/null
+++ b/openecomp-be/lib/openecomp-heat-lib/src/main/java/org/openecomp/sdc/heat/services/HeatResourceUtil.java
@@ -0,0 +1,110 @@
+/*
+ * Copyright © 2016-2018 European Support Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.openecomp.sdc.heat.services;
+
+import java.util.Objects;
+import java.util.Optional;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.openecomp.sdc.heat.datatypes.model.HeatResourcesTypes;
+
+public class HeatResourceUtil {
+
+ private static final String UNDERSCORE = "_";
+ private static final String WORDS_REGEX = "(\\w+)";
+ private static final String PORT_RESOURCE_ID_REGEX_SUFFIX = "(_\\d+)*";
+ private static final String PORT_RESOURCE_ID_REGEX_PREFIX =
+ WORDS_REGEX + PORT_RESOURCE_ID_REGEX_SUFFIX;
+ private static final String PORT_INT_RESOURCE_ID_REGEX_PREFIX = PORT_RESOURCE_ID_REGEX_PREFIX
+ + UNDERSCORE + "int_"+ WORDS_REGEX + UNDERSCORE;
+ private static final String SUB_INTERFACE_INT_RESOURCE_ID_REGEX_PREFIX =
+ PORT_RESOURCE_ID_REGEX_PREFIX + UNDERSCORE + "subint_"+ WORDS_REGEX + UNDERSCORE;
+
+ public static Optional<String> evaluateNetworkRoleFromResourceId(String resourceId,
+ String resourceType) {
+ Optional<PortType> portType = getPortType(resourceType);
+ if (portType.isPresent()) {
+ String portResourceIdRegex =
+ PORT_RESOURCE_ID_REGEX_PREFIX + UNDERSCORE + WORDS_REGEX + UNDERSCORE
+ + portType.get().getPortTypeName() + PORT_RESOURCE_ID_REGEX_SUFFIX;
+ String portIntResourceIdRegex =
+ PORT_INT_RESOURCE_ID_REGEX_PREFIX + portType.get().getPortTypeName()
+ + PORT_RESOURCE_ID_REGEX_SUFFIX;
+
+ String portNetworkRole = getNetworkRole(resourceId, portResourceIdRegex);
+ String portIntNetworkRole = getNetworkRole(resourceId, portIntResourceIdRegex);
+
+ return Optional.ofNullable(Objects.nonNull(portNetworkRole)
+ ? portNetworkRole : portIntNetworkRole);
+ }
+ return Optional.empty();
+ }
+
+ private static Optional<PortType> getPortType(String resourceType) {
+ if (resourceType.equals(
+ HeatResourcesTypes.CONTRAIL_V2_VIRTUAL_MACHINE_INTERFACE_RESOURCE_TYPE.getHeatResource())) {
+ return Optional.of(PortType.VMI);
+ } else if (resourceType.equals(
+ HeatResourcesTypes.NEUTRON_PORT_RESOURCE_TYPE.getHeatResource())) {
+ return Optional.of(PortType.PORT);
+ }
+ return Optional.empty();
+ }
+
+ public static Optional<String> extractNetworkRoleFromSubInterfaceId(String resourceId,
+ String resourceType) {
+ Optional<PortType> portType = getPortType(resourceType);
+ if (portType.isPresent()) {
+ String subInterfaceResourceIdRegex =
+ SUB_INTERFACE_INT_RESOURCE_ID_REGEX_PREFIX + portType.get().getPortTypeName()
+ + PORT_RESOURCE_ID_REGEX_SUFFIX;
+
+ return Optional.ofNullable(getNetworkRole(resourceId, subInterfaceResourceIdRegex));
+ }
+ return Optional.empty();
+ }
+
+ private enum PortType {
+ PORT("port"),
+ VMI("vmi");
+
+ private String portTypeName;
+
+ PortType(String portTypeName) {
+ this.portTypeName = portTypeName;
+ }
+
+ public String getPortTypeName() {
+ return portTypeName;
+ }
+ }
+
+ private static String getNetworkRole(String portResourceId, String portIdRegex) {
+ Pattern pattern = Pattern.compile(portIdRegex);
+ Matcher matcher = pattern.matcher(portResourceId);
+ if (matcher.matches()) {
+ String networkRole = matcher.group(3);
+ //Assuming network role will not contain ONLY digits
+ if (!networkRole.matches("\\d+")) {
+ return matcher.group(3);
+ }
+ }
+ return null;
+ }
+
+}