TOSCA Compliant Guard Policies

[policy/models.git] / models-provider / src / main / java / org / onap / policy / models / provider / impl / DatabasePolicyModelsProviderImpl.java

diff --git a/models-provider/src/main/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderImpl.java b/models-provider/src/main/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderImpl.java
index 08c01b6..195b882 100644 (file)
--- a/models-provider/src/main/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderImpl.java
+++ b/models-provider/src/main/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderImpl.java
@@ -24,7 +24,6 @@ package org.onap.policy.models.provider.impl;
 import java.util.Base64;
 import java.util.Date;
 import java.util.List;
-import java.util.Map;
 import java.util.Properties;
 
 import javax.ws.rs.core.Response;
@@ -49,12 +48,12 @@ import org.onap.policy.models.provider.PolicyModelsProvider;
 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyFilter;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeFilter;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
 import org.onap.policy.models.tosca.authorative.provider.AuthorativeToscaProvider;
-import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyInput;
-import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyOutput;
 import org.onap.policy.models.tosca.legacy.concepts.LegacyOperationalPolicy;
 import org.onap.policy.models.tosca.legacy.provider.LegacyProvider;
 import org.slf4j.Logger;
@@ -101,7 +100,7 @@ public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
         daoParameters.setPersistenceUnit(parameters.getPersistenceUnit());
 
         // Decode the password using Base64
-        String decodedPassword = new String(Base64.getDecoder().decode(parameters.getDatabasePassword()));
+        String decodedPassword = new String(Base64.getDecoder().decode(getValue(parameters.getDatabasePassword())));
 
         // @formatter:off
         Properties jdbcProperties = new Properties();
@@ -125,6 +124,13 @@ public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
         }
     }
 
+    private String getValue(final String value) {
+        if (value != null && value.matches("[$][{].*[}]$")) {
+            return System.getenv(value.substring(2, value.length() - 1));
+        }
+        return value;
+    }
+
     @Override
     public void close() throws PfModelException {
         LOGGER.debug("closing the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
@@ -182,6 +188,10 @@ public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
     public ToscaServiceTemplate deletePolicyType(@NonNull final String name, @NonNull final String version)
             throws PfModelException {
         assertInitialized();
+
+        ToscaPolicyTypeIdentifier policyTypeIdentifier = new ToscaPolicyTypeIdentifier(name, version);
+        assertPolicyTypeNotSupportedInPdpGroup(policyTypeIdentifier);
+
         return new AuthorativeToscaProvider().deletePolicyType(pfDao, name, version);
     }
 
@@ -227,6 +237,10 @@ public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
     public ToscaServiceTemplate deletePolicy(@NonNull final String name, @NonNull final String version)
             throws PfModelException {
         assertInitialized();
+
+        ToscaPolicyIdentifier policyIdentifier = new ToscaPolicyIdentifier(name, version);
+        assertPolicyNotDeployedInPdpGroup(policyIdentifier);
+
         return new AuthorativeToscaProvider().deletePolicy(pfDao, name, version);
     }
 
@@ -255,35 +269,11 @@ public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
     public LegacyOperationalPolicy deleteOperationalPolicy(@NonNull final String policyId,
             @NonNull final String policyVersion) throws PfModelException {
         assertInitialized();
-        return new LegacyProvider().deleteOperationalPolicy(pfDao, policyId, policyVersion);
-    }
 
-    @Override
-    public Map<String, LegacyGuardPolicyOutput> getGuardPolicy(@NonNull final String policyId,
-            final String policyVersion) throws PfModelException {
-        assertInitialized();
-        return new LegacyProvider().getGuardPolicy(pfDao, policyId, policyVersion);
-    }
-
-    @Override
-    public Map<String, LegacyGuardPolicyOutput>
-            createGuardPolicy(@NonNull final LegacyGuardPolicyInput legacyGuardPolicy) throws PfModelException {
-        assertInitialized();
-        return new LegacyProvider().createGuardPolicy(pfDao, legacyGuardPolicy);
-    }
-
-    @Override
-    public Map<String, LegacyGuardPolicyOutput>
-            updateGuardPolicy(@NonNull final LegacyGuardPolicyInput legacyGuardPolicy) throws PfModelException {
-        assertInitialized();
-        return new LegacyProvider().updateGuardPolicy(pfDao, legacyGuardPolicy);
-    }
+        assertPolicyNotDeployedInPdpGroup(
+                new ToscaPolicyIdentifier(policyId, policyVersion + LegacyProvider.LEGACY_MINOR_PATCH_SUFFIX));
 
-    @Override
-    public Map<String, LegacyGuardPolicyOutput> deleteGuardPolicy(@NonNull final String policyId,
-            @NonNull final String policyVersion) throws PfModelException {
-        assertInitialized();
-        return new LegacyProvider().deleteGuardPolicy(pfDao, policyId, policyVersion);
+        return new LegacyProvider().deleteOperationalPolicy(pfDao, policyId, policyVersion);
     }
 
     @Override
@@ -375,4 +365,42 @@ public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
             throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage);
         }
     }
+
+    /**
+     * Assert that the policy type is not supported in any PDP group.
+     *
+     * @param policyTypeIdentifier the policy type identifier
+     * @throws PfModelException if the policy type is supported in a PDP group
+     */
+    private void assertPolicyTypeNotSupportedInPdpGroup(ToscaPolicyTypeIdentifier policyTypeIdentifier)
+            throws PfModelException {
+        for (PdpGroup pdpGroup : getPdpGroups(null)) {
+            for (PdpSubGroup pdpSubGroup : pdpGroup.getPdpSubgroups()) {
+                if (pdpSubGroup.getSupportedPolicyTypes().contains(policyTypeIdentifier)) {
+                    throw new PfModelRuntimeException(Response.Status.NOT_ACCEPTABLE,
+                            "policy type is in use, it is referenced in PDP group " + pdpGroup.getName() + " subgroup "
+                                    + pdpSubGroup.getPdpType());
+                }
+            }
+        }
+    }
+
+    /**
+     * Assert that the policy is not deployed in a PDP group.
+     *
+     * @param policyIdentifier the identifier of the policy
+     * @throws PfModelException thrown if the policy is deployed in a PDP group
+     */
+    private void assertPolicyNotDeployedInPdpGroup(final ToscaPolicyIdentifier policyIdentifier)
+            throws PfModelException {
+        for (PdpGroup pdpGroup : getPdpGroups(null)) {
+            for (PdpSubGroup pdpSubGroup : pdpGroup.getPdpSubgroups()) {
+                if (pdpSubGroup.getPolicies().contains(policyIdentifier)) {
+                    throw new PfModelRuntimeException(Response.Status.NOT_ACCEPTABLE,
+                            "policy is in use, it is deployed in PDP group " + pdpGroup.getName() + " subgroup "
+                                    + pdpSubGroup.getPdpType());
+                }
+            }
+        }
+    }
 }