* ============LICENSE_START=======================================================\r
* ONAP Policy API\r
* ================================================================================\r
- * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.\r
+ * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.\r
* ================================================================================\r
* Licensed under the Apache License, Version 2.0 (the "License");\r
* you may not use this file except in compliance with the License.\r
package org.onap.policy.api.main.rest.provider;\r
\r
import java.util.ArrayList;\r
+import java.util.HashMap;\r
import java.util.List;\r
import java.util.Map;\r
+import java.util.Map.Entry;\r
import javax.ws.rs.core.Response;\r
+\r
import org.apache.commons.lang3.tuple.Pair;\r
import org.onap.policy.models.base.PfConceptKey;\r
import org.onap.policy.models.base.PfModelException;\r
public ToscaServiceTemplate fetchPolicies(String policyTypeId, String policyTypeVersion,\r
String policyId, String policyVersion) throws PfModelException {\r
\r
- ToscaPolicyFilter policyFilter = ToscaPolicyFilter.builder()\r
- .name(policyId).version(policyVersion)\r
- .type(policyTypeId).typeVersion(policyTypeVersion).build();\r
- ToscaServiceTemplate serviceTemplate = modelsProvider.getFilteredPolicies(policyFilter);\r
+ ToscaServiceTemplate serviceTemplate = getFilteredPolicies(\r
+ policyTypeId, policyTypeVersion, policyId, policyVersion);\r
\r
if (!hasPolicy(serviceTemplate)) {\r
throw new PfModelException(Response.Status.NOT_FOUND,\r
public ToscaServiceTemplate fetchLatestPolicies(String policyTypeId, String policyTypeVersion,\r
String policyId) throws PfModelException {\r
\r
- ToscaPolicyFilter policyFilter = ToscaPolicyFilter.builder()\r
- .name(policyId).version(ToscaPolicyFilter.LATEST_VERSION)\r
- .type(policyTypeId).typeVersion(policyTypeVersion).build();\r
- ToscaServiceTemplate serviceTemplate = modelsProvider.getFilteredPolicies(policyFilter);\r
+ ToscaServiceTemplate serviceTemplate = getFilteredPolicies(\r
+ policyTypeId, policyTypeVersion, policyId, ToscaPolicyFilter.LATEST_VERSION);\r
\r
if (!hasPolicy(serviceTemplate)) {\r
throw new PfModelException(Response.Status.NOT_FOUND,\r
String policyTypeId, String policyTypeVersion, String policyId) throws PfModelException {\r
\r
return collectDeployedPolicies(policyId, new PfConceptKey(policyTypeId, policyTypeVersion),\r
- modelsProvider::getPolicyList, List::addAll, new ArrayList<>());\r
+ modelsProvider::getPolicyList, List::addAll, new ArrayList<>(5));\r
}\r
\r
/**\r
- * Creates a new policy for a policy type ID and version.\r
+ * Creates one or more new policies for the same policy type ID and version.\r
*\r
* @param policyTypeId the ID of policy type\r
* @param policyTypeVersion the version of policy type\r
- * @param body the entity body of policy\r
+ * @param body the entity body of polic(ies)\r
*\r
* @return the ToscaServiceTemplate object\r
*\r
\r
validatePolicyTypeExist(policyTypeId, policyTypeVersion);\r
validatePolicyTypeMatch(policyTypeId, policyTypeVersion, body);\r
-\r
+ validatePolicyVersion(body);\r
return modelsProvider.createPolicies(body);\r
}\r
\r
*/\r
public ToscaServiceTemplate createPolicies(ToscaServiceTemplate body) throws PfModelException {\r
\r
+ validatePolicyVersion(body);\r
return modelsProvider.createPolicies(body);\r
}\r
\r
private void validateDeleteEligibility(String policyTypeId, String policyTypeVersion,\r
String policyId, String policyVersion) throws PfModelException {\r
\r
- List<ToscaPolicyTypeIdentifier> policyTypes = new ArrayList<>();\r
+ List<ToscaPolicyTypeIdentifier> policyTypes = new ArrayList<>(1);\r
policyTypes.add(new ToscaPolicyTypeIdentifier(policyTypeId, policyTypeVersion));\r
- List<ToscaPolicyIdentifier> policies = new ArrayList<>();\r
+ List<ToscaPolicyIdentifier> policies = new ArrayList<>(1);\r
policies.add(new ToscaPolicyIdentifier(policyId, policyVersion));\r
PdpGroupFilter pdpGroupFilter = PdpGroupFilter.builder()\r
.policyTypeList(policyTypes).policyList(policies).build();\r
}\r
}\r
\r
+ /**\r
+ * Validates the provided policy version in the payload.\r
+ *\r
+ * @param body the provided TOSCA service template which contains the policies\r
+ *\r
+ * @throws PfModelException the PfModel parsing exception\r
+ */\r
+ private void validatePolicyVersion(ToscaServiceTemplate body) throws PfModelException {\r
+\r
+ validatePolicyVersionExist(body);\r
+ validateNoDuplicateVersionInDb(body);\r
+ validateNoDuplicateVersionInPl(body);\r
+ }\r
+\r
+ /**\r
+ * Validates the existence of at least one policies in the provided payload.\r
+ *\r
+ * @param body the TOSCA service template payload to check against\r
+ *\r
+ * @throws PfModelException the PfModel parsing exception\r
+ */\r
+ private void validatePolicyVersionExist(ToscaServiceTemplate body) throws PfModelException {\r
+\r
+ List<String> invalidPolicyNames = new ArrayList<>(body.getToscaTopologyTemplate().getPolicies().size());\r
+ for (Map<String, ToscaPolicy> policy : body.getToscaTopologyTemplate().getPolicies()) {\r
+ ToscaPolicy policyContent = policy.values().iterator().next();\r
+ if (policyContent.getVersion() == null) {\r
+ invalidPolicyNames.add(policy.keySet().iterator().next());\r
+ }\r
+ }\r
+\r
+ if (!invalidPolicyNames.isEmpty()) {\r
+ String errMsg = "mandatory 'version' field is missing in policies: "\r
+ + String.join(", ", invalidPolicyNames);\r
+ throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errMsg);\r
+ }\r
+ }\r
+\r
+ /**\r
+ * Validates there is no duplicate policy version stored in the database.\r
+ *\r
+ * @param body the TOSCA service template payload to check against\r
+ *\r
+ * @throws PfModelException the PfModel parsing exception\r
+ */\r
+ private void validateNoDuplicateVersionInDb(ToscaServiceTemplate body) throws PfModelException {\r
+\r
+ Map<String, String> invalidPolicies = new HashMap<>();\r
+ for (Map<String, ToscaPolicy> policy: body.getToscaTopologyTemplate().getPolicies()) {\r
+ ToscaPolicy policyContent = policy.values().iterator().next();\r
+ String policyName = policy.keySet().iterator().next();\r
+ String policyVersion = policyContent.getVersion();\r
+ String policyTypeName = policyContent.getType();\r
+ String policyTypeVersion = policyContent.getTypeVersion();\r
+ ToscaServiceTemplate serviceTemplate =\r
+ getFilteredPolicies(policyTypeName, policyTypeVersion, policyName, policyVersion);\r
+ if (hasPolicy(serviceTemplate)) {\r
+ String latestVersion = getFilteredPolicies(policyTypeName, policyTypeVersion,\r
+ policyName, ToscaPolicyFilter.LATEST_VERSION).getToscaTopologyTemplate().getPoliciesAsMap()\r
+ .values().iterator().next().getVersion();\r
+ invalidPolicies.put(String.join(":", policyName, policyVersion), latestVersion);\r
+ }\r
+ }\r
+\r
+ if (!invalidPolicies.isEmpty()) {\r
+ List<String> duplicateVersions = new ArrayList<>(5);\r
+ for (Entry<String, String> invalidPolicy : invalidPolicies.entrySet()) {\r
+ String eachDuplicateVersion = "policy " + invalidPolicy.getKey()\r
+ + " already exists; its latest version is " + invalidPolicy.getValue();\r
+ duplicateVersions.add(eachDuplicateVersion);\r
+ }\r
+ throw new PfModelException(Response.Status.NOT_ACCEPTABLE, String.join("\n", duplicateVersions));\r
+ }\r
+ }\r
+\r
+ /**\r
+ * Validates there is no duplicate policy version in the provided payload if multiple policies are present.\r
+ *\r
+ * @param body the TOSCA service template payload to check against\r
+ *\r
+ * @throws PfModelException the PfModel parsing exception\r
+ */\r
+ private void validateNoDuplicateVersionInPl(ToscaServiceTemplate body) throws PfModelException {\r
+\r
+ List<Map<String, ToscaPolicy>> policies = body.getToscaTopologyTemplate().getPolicies();\r
+ List<String> duplicateVersions = new ArrayList<>();\r
+ for (int i = 0; i < policies.size() - 1; i++) {\r
+ for (int j = i + 1; j < policies.size(); j++) {\r
+ if (hasSameNameVersion(policies.get(i), policies.get(j))) {\r
+ String nameVersion = policies.get(i).keySet().iterator().next() + ":"\r
+ + policies.get(i).values().iterator().next().getVersion();\r
+ duplicateVersions.add(nameVersion);\r
+ }\r
+ }\r
+ }\r
+\r
+ if (!duplicateVersions.isEmpty()) {\r
+ String errMsg = "the same version of policies '" + String.join(", ", duplicateVersions)\r
+ + "' appear multiple times in the payload";\r
+ throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errMsg);\r
+ }\r
+ }\r
+\r
+ /**\r
+ * Checks if two policies have the same name and version.\r
+ *\r
+ * @param policy1 the first policy\r
+ * @param policy2 the second policy\r
+ *\r
+ * @return the boolean flag to indicate the result\r
+ */\r
+ private boolean hasSameNameVersion(Map<String, ToscaPolicy> policy1, Map<String, ToscaPolicy> policy2) {\r
+\r
+ return (policy1.keySet().iterator().next().equals(policy2.keySet().iterator().next())\r
+ && policy1.values().iterator().next().getVersion().equals(\r
+ policy2.values().iterator().next().getVersion()));\r
+ }\r
+\r
+ /**\r
+ * Retrieves the specified version of the policy.\r
+ *\r
+ * @param policyTypeName the name of the policy type\r
+ * @param policyTypeVersion the version of the policy type\r
+ * @param policyName the name of the policy\r
+ * @param policyVersion the version of the policy\r
+ *\r
+ * @return the TOSCA service template containing the specified version of the policy\r
+ *\r
+ * @throws PfModelException the PfModel parsing exception\r
+ */\r
+ private ToscaServiceTemplate getFilteredPolicies(String policyTypeName, String policyTypeVersion,\r
+ String policyName, String policyVersion) throws PfModelException {\r
+\r
+ ToscaPolicyFilter policyFilter = ToscaPolicyFilter.builder()\r
+ .name(policyName).version(policyVersion)\r
+ .type(policyTypeName).typeVersion(policyTypeVersion).build();\r
+ return modelsProvider.getFilteredPolicies(policyFilter);\r
+ }\r
+\r
/**\r
* Constructs returned message for not found resource.\r
*\r