diff options
Diffstat (limited to 'ONAP-ControlloopPolicy/src/main/java/org/onap/policy')
28 files changed, 3992 insertions, 0 deletions
diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/CompilerException.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/CompilerException.java new file mode 100644 index 000000000..4a86b3bf4 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/CompilerException.java @@ -0,0 +1,47 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.compiler; + +public class CompilerException extends Exception { + + private static final long serialVersionUID = -7262217239867898601L; + + public CompilerException() { + //Empty Constructor + } + + public CompilerException(String message) { + super(message); + } + + public CompilerException(Throwable cause) { + super(cause); + } + + public CompilerException(String message, Throwable cause) { + super(message, cause); + } + + public CompilerException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace) { + super(message, cause, enableSuppression, writableStackTrace); + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/ControlLoopCompiler.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/ControlLoopCompiler.java new file mode 100644 index 000000000..18f56d53f --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/ControlLoopCompiler.java @@ -0,0 +1,617 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.compiler; + +import java.io.InputStream; +import java.io.Serializable; +import java.util.Collections; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.Map.Entry; + +import org.jgrapht.DirectedGraph; +import org.jgrapht.graph.ClassBasedEdgeFactory; +import org.jgrapht.graph.DefaultEdge; +import org.jgrapht.graph.DirectedMultigraph; +import org.onap.policy.common.logging.flexlogger.FlexLogger; +import org.onap.policy.common.logging.flexlogger.Logger; +import org.onap.policy.controlloop.policy.ControlLoop; +import org.onap.policy.controlloop.policy.ControlLoopPolicy; +import org.onap.policy.controlloop.policy.FinalResult; +import org.onap.policy.controlloop.policy.Policy; +import org.onap.policy.controlloop.policy.PolicyResult; +import org.onap.policy.controlloop.policy.TargetType; +import org.yaml.snakeyaml.Yaml; +import org.yaml.snakeyaml.constructor.Constructor; + +import com.google.common.collect.ImmutableList; +import com.google.common.collect.ImmutableMap; + +public class ControlLoopCompiler implements Serializable{ + /** + * + */ + private static final long serialVersionUID = 1L; + private static Logger LOGGER = FlexLogger.getLogger(ControlLoopCompiler.class.getName()); + + public static ControlLoopPolicy compile(ControlLoopPolicy policy, ControlLoopCompilerCallback callback) throws CompilerException { + // + // Ensure the control loop is sane + // + validateControlLoop(policy.getControlLoop(), callback); + // + // Validate the policies + // + validatePolicies(policy, callback); + + return policy; + } + + public static ControlLoopPolicy compile(InputStream yamlSpecification, ControlLoopCompilerCallback callback) throws CompilerException { + Yaml yaml = new Yaml(new Constructor(ControlLoopPolicy.class)); + Object obj = yaml.load(yamlSpecification); + if (obj == null) { + throw new CompilerException("Could not parse yaml specification."); + } + if (! (obj instanceof ControlLoopPolicy)) { + throw new CompilerException("Yaml could not parse specification into required ControlLoopPolicy object"); + } + return ControlLoopCompiler.compile((ControlLoopPolicy) obj, callback); + } + + private static void validateControlLoop(ControlLoop controlLoop, ControlLoopCompilerCallback callback) throws CompilerException { + if (controlLoop == null && callback != null) { + callback.onError("controlLoop cannot be null"); + } + if (controlLoop!=null){ + if ((controlLoop.getControlLoopName() == null || controlLoop.getControlLoopName().length() < 1) && callback != null) { + callback.onError("Missing controlLoopName"); + } + if ((!controlLoop.getVersion().contentEquals(ControlLoop.getVERSION())) && callback != null) { + callback.onError("Unsupported version for this compiler"); + } + if (controlLoop.getTrigger_policy() == null || controlLoop.getTrigger_policy().length() < 1) { + throw new CompilerException("trigger_policy is not valid"); + } + } + } + + private static void validatePolicies(ControlLoopPolicy policy, ControlLoopCompilerCallback callback) throws CompilerException { + if (policy == null) { + throw new CompilerException("policy cannot be null"); + } + // + // verify controlLoop overall timeout should be no less than the sum of operational policy timeouts + // + if (policy.getPolicies() == null) { + callback.onWarning("controlLoop is an open loop."); + } + else{ + int sum = 0; + for (Policy operPolicy : policy.getPolicies()) { + sum += operPolicy.getTimeout().intValue(); + } + if (policy.getControlLoop().getTimeout().intValue() < sum && callback != null) { + callback.onError("controlLoop overall timeout is less than the sum of operational policy timeouts."); + } + // + // For this version we can use a directed multigraph, in the future we may not be able to + // + DirectedGraph<NodeWrapper, LabeledEdge> graph = new DirectedMultigraph<>(new ClassBasedEdgeFactory<NodeWrapper, LabeledEdge>(LabeledEdge.class)); + // + // Check to see if the trigger Event is for OpenLoop, we do so by + // attempting to create a FinalResult object from it. If its a policy id, this should + // return null. + // + FinalResult triggerResult = FinalResult.toResult(policy.getControlLoop().getTrigger_policy()); + TriggerNodeWrapper triggerNode; + // + // Did this turn into a FinalResult object? + // + if (triggerResult != null) { + // + // Ensure they didn't use some other FinalResult code + // + if (triggerResult != FinalResult.FINAL_OPENLOOP) { + throw new CompilerException("Unexpected Final Result for trigger_policy, should only be " + FinalResult.FINAL_OPENLOOP.toString() + " or a valid Policy ID"); + } + // + // They really shouldn't have any policies attached. + // + if ((policy.getPolicies() != null || policy.getPolicies().isEmpty())&& callback != null ) { + callback.onWarning("Open Loop policy contains policies. The policies will never be invoked."); + } + return; + // + } else { + // + // Ok, not a FinalResult object so let's assume that it is a Policy. Which it should be. + // + triggerNode = new TriggerNodeWrapper(policy.getControlLoop().getControlLoopName()); + } + // + // Add in the trigger node + // + graph.addVertex(triggerNode); + // + // Add in our Final Result nodes. All paths should end to these nodes. + // + FinalResultNodeWrapper finalSuccess = new FinalResultNodeWrapper(FinalResult.FINAL_SUCCESS); + FinalResultNodeWrapper finalFailure = new FinalResultNodeWrapper(FinalResult.FINAL_FAILURE); + FinalResultNodeWrapper finalFailureTimeout = new FinalResultNodeWrapper(FinalResult.FINAL_FAILURE_TIMEOUT); + FinalResultNodeWrapper finalFailureRetries = new FinalResultNodeWrapper(FinalResult.FINAL_FAILURE_RETRIES); + FinalResultNodeWrapper finalFailureException = new FinalResultNodeWrapper(FinalResult.FINAL_FAILURE_EXCEPTION); + FinalResultNodeWrapper finalFailureGuard = new FinalResultNodeWrapper(FinalResult.FINAL_FAILURE_GUARD); + graph.addVertex(finalSuccess); + graph.addVertex(finalFailure); + graph.addVertex(finalFailureTimeout); + graph.addVertex(finalFailureRetries); + graph.addVertex(finalFailureException); + graph.addVertex(finalFailureGuard); + // + // Work through the policies and add them in as nodes. + // + Map<Policy, PolicyNodeWrapper> mapNodes = new HashMap<>(); + for (Policy operPolicy : policy.getPolicies()) { + // + // Is it still ok to add? + // + if (!okToAdd(operPolicy, callback)) { + // + // Do not add it in + // + continue; + } + // + // Create wrapper policy node and save it into our map so we can + // easily retrieve it. + // + PolicyNodeWrapper node = new PolicyNodeWrapper(operPolicy); + mapNodes.put(operPolicy, node); + graph.addVertex(node); + // + // Is this the trigger policy? + // + if (operPolicy.getId().equals(policy.getControlLoop().getTrigger_policy())) { + // + // Yes add an edge from our trigger event node to this policy + // + graph.addEdge(triggerNode, node, new LabeledEdge(triggerNode, node, new TriggerEdgeWrapper("ONSET"))); + } + } + // + // last sweep to connect remaining edges for policy results + // + for (Policy operPolicy : policy.getPolicies()) { + PolicyNodeWrapper node = mapNodes.get(operPolicy); + // + // Just ensure this has something + // + if (node == null) { + continue; + } + if (FinalResult.isResult(operPolicy.getSuccess(), FinalResult.FINAL_SUCCESS)) { + graph.addEdge(node, finalSuccess, new LabeledEdge(node, finalSuccess, new FinalResultEdgeWrapper(FinalResult.FINAL_SUCCESS))); + } else { + PolicyNodeWrapper toNode = findPolicyNode(mapNodes, operPolicy.getSuccess()); + if (toNode == null) { + throw new CompilerException("Operation Policy " + operPolicy.getId() + " success is connected to unknown policy " + operPolicy.getSuccess()); + } else { + graph.addEdge(node, toNode, new LabeledEdge(node, toNode, new PolicyResultEdgeWrapper(PolicyResult.SUCCESS))); + } + } + if (FinalResult.isResult(operPolicy.getFailure(), FinalResult.FINAL_FAILURE)) { + graph.addEdge(node, finalFailure, new LabeledEdge(node, finalFailure, new FinalResultEdgeWrapper(FinalResult.FINAL_FAILURE))); + } else { + PolicyNodeWrapper toNode = findPolicyNode(mapNodes, operPolicy.getFailure()); + if (toNode == null) { + throw new CompilerException("Operation Policy " + operPolicy.getId() + " failure is connected to unknown policy " + operPolicy.getFailure()); + } else { + graph.addEdge(node, toNode, new LabeledEdge(node, toNode, new PolicyResultEdgeWrapper(PolicyResult.FAILURE))); + } + } + if (FinalResult.isResult(operPolicy.getFailure_timeout(), FinalResult.FINAL_FAILURE_TIMEOUT)) { + graph.addEdge(node, finalFailureTimeout, new LabeledEdge(node, finalFailureTimeout, new FinalResultEdgeWrapper(FinalResult.FINAL_FAILURE_TIMEOUT))); + } else { + PolicyNodeWrapper toNode = findPolicyNode(mapNodes, operPolicy.getFailure_timeout()); + if (toNode == null) { + throw new CompilerException("Operation Policy " + operPolicy.getId() + " failure_timeout is connected to unknown policy " + operPolicy.getFailure_timeout()); + } else { + graph.addEdge(node, toNode, new LabeledEdge(node, toNode, new PolicyResultEdgeWrapper(PolicyResult.FAILURE_TIMEOUT))); + } + } + if (FinalResult.isResult(operPolicy.getFailure_retries(), FinalResult.FINAL_FAILURE_RETRIES)) { + graph.addEdge(node, finalFailureRetries, new LabeledEdge(node, finalFailureRetries, new FinalResultEdgeWrapper(FinalResult.FINAL_FAILURE_RETRIES))); + } else { + PolicyNodeWrapper toNode = findPolicyNode(mapNodes, operPolicy.getFailure_retries()); + if (toNode == null) { + throw new CompilerException("Operation Policy " + operPolicy.getId() + " failure_retries is connected to unknown policy " + operPolicy.getFailure_retries()); + } else { + graph.addEdge(node, toNode, new LabeledEdge(node, toNode, new PolicyResultEdgeWrapper(PolicyResult.FAILURE_RETRIES))); + } + } + if (FinalResult.isResult(operPolicy.getFailure_exception(), FinalResult.FINAL_FAILURE_EXCEPTION)) { + graph.addEdge(node, finalFailureException, new LabeledEdge(node, finalFailureException, new FinalResultEdgeWrapper(FinalResult.FINAL_FAILURE_EXCEPTION))); + } else { + PolicyNodeWrapper toNode = findPolicyNode(mapNodes, operPolicy.getFailure_exception()); + if (toNode == null) { + throw new CompilerException("Operation Policy " + operPolicy.getId() + " failure_exception is connected to unknown policy " + operPolicy.getFailure_exception()); + } else { + graph.addEdge(node, toNode, new LabeledEdge(node, toNode, new PolicyResultEdgeWrapper(PolicyResult.FAILURE_EXCEPTION))); + } + } + if (FinalResult.isResult(operPolicy.getFailure_guard(), FinalResult.FINAL_FAILURE_GUARD)) { + graph.addEdge(node, finalFailureGuard, new LabeledEdge(node, finalFailureGuard, new FinalResultEdgeWrapper(FinalResult.FINAL_FAILURE_GUARD))); + } else { + PolicyNodeWrapper toNode = findPolicyNode(mapNodes, operPolicy.getFailure_guard()); + if (toNode == null) { + throw new CompilerException("Operation Policy " + operPolicy.getId() + " failure_guard is connected to unknown policy " + operPolicy.getFailure_guard()); + } else { + graph.addEdge(node, toNode, new LabeledEdge(node, toNode, new PolicyResultEdgeWrapper(PolicyResult.FAILURE_GUARD))); + } + } + } + // + // Now validate all the nodes/edges + // + for (NodeWrapper node : graph.vertexSet()) { + if (node instanceof TriggerNodeWrapper) { + LOGGER.info("Trigger Node " + node.toString()); + if (graph.inDegreeOf(node) > 0 ) { + // + // Really should NEVER get here unless someone messed up the code above. + // + throw new CompilerException("No inputs to event trigger"); + } + // + // Should always be 1, except in the future we may support multiple events + // + if (graph.outDegreeOf(node) > 1) { + throw new CompilerException("The event trigger should only go to ONE node"); + } + } else if (node instanceof FinalResultNodeWrapper) { + LOGGER.info("FinalResult Node " + node.toString()); + // + // FinalResult nodes should NEVER have an out edge + // + if (graph.outDegreeOf(node) > 0) { + throw new CompilerException("FinalResult nodes should never have any out edges."); + } + } else if (node instanceof PolicyNodeWrapper) { + LOGGER.info("Policy Node " + node.toString()); + // + // All Policy Nodes should have the 5 out degrees defined. + // + if (graph.outDegreeOf(node) != 6) { + throw new CompilerException("Policy node should ALWAYS have 6 out degrees."); + } + // + // All Policy Nodes should have at least 1 in degrees + // + if (graph.inDegreeOf(node) == 0 && callback != null) { + callback.onWarning("Policy " + node.getID() + " is not reachable."); + } + } + for (LabeledEdge edge : graph.outgoingEdgesOf(node)){ + LOGGER.info(edge.from.getID() + " invokes " + edge.to.getID() + " upon " + edge.edge.getID()); + } + } + } + } + + private static boolean okToAdd(Policy operPolicy, ControlLoopCompilerCallback callback) { + // + // Check the policy id and make sure its sane + // + boolean okToAdd = true; + if (operPolicy.getId() == null || operPolicy.getId().length() < 1) { + if (callback != null) { + callback.onError("Operational Policy has an bad ID"); + } + okToAdd = false; + } + // + // Check if they decided to make the ID a result object + // + if (PolicyResult.toResult(operPolicy.getId()) != null) { + if (callback != null) { + callback.onError("Policy id is set to a PolicyResult " + operPolicy.getId()); + } + okToAdd = false; + } + if (FinalResult.toResult(operPolicy.getId()) != null) { + if (callback != null) { + callback.onError("Policy id is set to a FinalResult " + operPolicy.getId()); + } + okToAdd = false; + } + // + // Check that the actor/recipe/target are valid + // + if (operPolicy.getActor() == null) { + if (callback != null) { + callback.onError("Policy actor is null"); + } + okToAdd = false; + } + // + // Construct a list for all valid actors + // + ImmutableList<String> actors = ImmutableList.of("APPC", "AOTS", "MSO", "SDNO", "SDNR", "AAI"); + // + if (operPolicy.getActor() != null && (!actors.contains(operPolicy.getActor())) ) { + if (callback != null) { + callback.onError("Policy actor is invalid"); + } + okToAdd = false; + } + if (operPolicy.getRecipe() == null) { + if (callback != null) { + callback.onError("Policy recipe is null"); + } + okToAdd = false; + } + // + // NOTE: We need a way to find the acceptable recipe values (either Enum or a database that has these) + // + ImmutableMap<String, List<String>> recipes = new ImmutableMap.Builder<String, List<String>>() + .put("APPC", ImmutableList.of("Restart", "Rebuild", "Migrate", "ModifyConfig")) + .put("AOTS", ImmutableList.of("checkMaintenanceWindow", "checkENodeBTicketHours", "checkEquipmentStatus", "checkEimStatus", "checkEquipmentMaintenance")) + .put("MSO", ImmutableList.of("VF Module Create")) + .put("SDNO", ImmutableList.of("health-diagnostic-type", "health-diagnostic", "health-diagnostic-history", "health-diagnostic-commands", "health-diagnostic-aes")) + .put("SDNR", ImmutableList.of("Restart", "Reboot")) + .build(); + // + if (operPolicy.getRecipe() != null && (!recipes.getOrDefault(operPolicy.getActor(), Collections.emptyList()).contains(operPolicy.getRecipe()))) { + if (callback != null) { + callback.onError("Policy recipe is invalid"); + } + okToAdd = false; + } + if (operPolicy.getTarget() == null) { + if (callback != null) { + callback.onError("Policy target is null"); + } + okToAdd = false; + } + if (operPolicy.getTarget() != null && operPolicy.getTarget().getType() != TargetType.VM && operPolicy.getTarget().getType() != TargetType.VFC && operPolicy.getTarget().getType() != TargetType.PNF) { + if (callback != null) { + callback.onError("Policy target is invalid"); + } + okToAdd = false; + } + // + // Check that policy results are connected to either default final * or another policy + // + if (FinalResult.toResult(operPolicy.getSuccess()) != null && operPolicy.getSuccess() != FinalResult.FINAL_SUCCESS.toString()) { + if (callback != null) { + callback.onError("Policy success is neither another policy nor FINAL_SUCCESS"); + } + okToAdd = false; + } + if (FinalResult.toResult(operPolicy.getFailure()) != null && operPolicy.getFailure() != FinalResult.FINAL_FAILURE.toString()) { + if (callback != null) { + callback.onError("Policy failure is neither another policy nor FINAL_FAILURE"); + } + okToAdd = false; + } + if (FinalResult.toResult(operPolicy.getFailure_retries()) != null && operPolicy.getFailure_retries() != FinalResult.FINAL_FAILURE_RETRIES.toString()) { + if (callback != null) { + callback.onError("Policy failure retries is neither another policy nor FINAL_FAILURE_RETRIES"); + } + okToAdd = false; + } + if (FinalResult.toResult(operPolicy.getFailure_timeout()) != null && operPolicy.getFailure_timeout() != FinalResult.FINAL_FAILURE_TIMEOUT.toString()) { + if (callback != null) { + callback.onError("Policy failure timeout is neither another policy nor FINAL_FAILURE_TIMEOUT"); + } + okToAdd = false; + } + if (FinalResult.toResult(operPolicy.getFailure_exception()) != null && operPolicy.getFailure_exception() != FinalResult.FINAL_FAILURE_EXCEPTION.toString()) { + if (callback != null) { + callback.onError("Policy failure exception is neither another policy nor FINAL_FAILURE_EXCEPTION"); + } + okToAdd = false; + } + if (FinalResult.toResult(operPolicy.getFailure_guard()) != null && operPolicy.getFailure_guard() != FinalResult.FINAL_FAILURE_GUARD.toString()) { + if (callback != null) { + callback.onError("Policy failure guard is neither another policy nor FINAL_FAILURE_GUARD"); + } + okToAdd = false; + } + return okToAdd; + } + + private static PolicyNodeWrapper findPolicyNode(Map<Policy, PolicyNodeWrapper> mapNodes, String id) { + for (Entry<Policy, PolicyNodeWrapper> entry : mapNodes.entrySet()) { + if (entry.getKey().getId().equals(id)) { + return entry.getValue(); + } + } + return null; + } + + @FunctionalInterface + private interface NodeWrapper extends Serializable{ + public String getID(); + } + + private static class TriggerNodeWrapper implements NodeWrapper { + private static final long serialVersionUID = -187644087811478349L; + private String closedLoopControlName; + + public TriggerNodeWrapper(String closedLoopControlName) { + this.closedLoopControlName = closedLoopControlName; + } + + @Override + public String toString() { + return "TriggerNodeWrapper [closedLoopControlName=" + closedLoopControlName + "]"; + } + + @Override + public String getID() { + return closedLoopControlName; + } + + } + + private static class FinalResultNodeWrapper implements NodeWrapper { + private static final long serialVersionUID = 8540008796302474613L; + private FinalResult result; + + public FinalResultNodeWrapper(FinalResult result) { + this.result = result; + } + + @Override + public String toString() { + return "FinalResultNodeWrapper [result=" + result + "]"; + } + + @Override + public String getID() { + return result.toString(); + } + } + + private static class PolicyNodeWrapper implements NodeWrapper { + private static final long serialVersionUID = 8170162175653823082L; + private Policy policy; + + public PolicyNodeWrapper(Policy operPolicy) { + this.policy = operPolicy; + } + + @Override + public String toString() { + return "PolicyNodeWrapper [policy=" + policy + "]"; + } + + @Override + public String getID() { + return policy.getId(); + } + } + + @FunctionalInterface + private interface EdgeWrapper extends Serializable{ + public String getID(); + + } + + private static class TriggerEdgeWrapper implements EdgeWrapper { + private static final long serialVersionUID = 2678151552623278863L; + private String trigger; + + public TriggerEdgeWrapper(String trigger) { + this.trigger = trigger; + } + + @Override + public String getID() { + return trigger; + } + + @Override + public String toString() { + return "TriggerEdgeWrapper [trigger=" + trigger + "]"; + } + + } + + private static class PolicyResultEdgeWrapper implements EdgeWrapper { + private static final long serialVersionUID = 6078569477021558310L; + private PolicyResult policyResult; + + public PolicyResultEdgeWrapper(PolicyResult policyResult) { + super(); + this.policyResult = policyResult; + } + + @Override + public String toString() { + return "PolicyResultEdgeWrapper [policyResult=" + policyResult + "]"; + } + + @Override + public String getID() { + return policyResult.toString(); + } + + + } + + private static class FinalResultEdgeWrapper implements EdgeWrapper { + private static final long serialVersionUID = -1486381946896779840L; + private FinalResult finalResult; + public FinalResultEdgeWrapper(FinalResult result) { + this.finalResult = result; + } + + @Override + public String toString() { + return "FinalResultEdgeWrapper [finalResult=" + finalResult + "]"; + } + + @Override + public String getID() { + return finalResult.toString(); + } + } + + + private static class LabeledEdge extends DefaultEdge { + private static final long serialVersionUID = 579384429573385524L; + + private NodeWrapper from; + private NodeWrapper to; + private EdgeWrapper edge; + + public LabeledEdge(NodeWrapper from, NodeWrapper to, EdgeWrapper edge) { + this.from = from; + this.to = to; + this.edge = edge; + } + + @SuppressWarnings("unused") + public NodeWrapper from() { + return from; + } + + @SuppressWarnings("unused") + public NodeWrapper to() { + return to; + } + + @SuppressWarnings("unused") + public EdgeWrapper edge() { + return edge; + } + + @Override + public String toString() { + return "LabeledEdge [from=" + from + ", to=" + to + ", edge=" + edge + "]"; + } + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/ControlLoopCompilerCallback.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/ControlLoopCompilerCallback.java new file mode 100644 index 000000000..ab4bf5e1a --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/compiler/ControlLoopCompilerCallback.java @@ -0,0 +1,29 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.compiler; + +public interface ControlLoopCompilerCallback { + + public boolean onWarning(String message); + + public boolean onError(String message); + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/guard/compiler/ControlLoopGuardCompiler.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/guard/compiler/ControlLoopGuardCompiler.java new file mode 100644 index 000000000..de5b47641 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/guard/compiler/ControlLoopGuardCompiler.java @@ -0,0 +1,133 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.guard.compiler; + + +import java.io.InputStream; +import java.util.HashSet; +import java.util.List; +import java.util.Set; + +import org.onap.policy.controlloop.compiler.CompilerException; +import org.onap.policy.controlloop.compiler.ControlLoopCompilerCallback; +import org.onap.policy.controlloop.policy.guard.Constraint; +import org.onap.policy.controlloop.policy.guard.ControlLoopGuard; +import org.onap.policy.controlloop.policy.guard.GuardPolicy; +import org.yaml.snakeyaml.Yaml; +import org.yaml.snakeyaml.constructor.Constructor; + +public class ControlLoopGuardCompiler { + + private ControlLoopGuardCompiler(){ + // Private Constructor + } + + public static ControlLoopGuard compile(ControlLoopGuard cLGuard, ControlLoopCompilerCallback callback) throws CompilerException { + // + // Ensure ControlLoopGuard has at least one guard policies + // + validateControlLoopGuard(cLGuard, callback); + // + // Ensure each guard policy has at least one constraints and all guard policies are unique + // + validateGuardPolicies(cLGuard.getGuards(), callback); + // + // Ensure constraints for each guard policy are unique + // + validateConstraints(cLGuard.getGuards(), callback); + + return cLGuard; + } + + public static ControlLoopGuard compile(InputStream yamlSpecification, ControlLoopCompilerCallback callback) throws CompilerException { + Yaml yaml = new Yaml(new Constructor(ControlLoopGuard.class)); + Object obj = yaml.load(yamlSpecification); + if (obj == null) { + throw new CompilerException("Could not parse yaml specification."); + } + if (! (obj instanceof ControlLoopGuard)) { + throw new CompilerException("Yaml could not parse specification into required ControlLoopGuard object"); + } + return ControlLoopGuardCompiler.compile((ControlLoopGuard) obj, callback); + } + + private static void validateControlLoopGuard(ControlLoopGuard cLGuard, ControlLoopCompilerCallback callback) throws CompilerException { + if (cLGuard == null) { + if (callback != null) { + callback.onError("ControlLoop Guard cannot be null"); + } + throw new CompilerException("ControlLoop Guard cannot be null"); + } + if (cLGuard.getGuard() == null && callback != null) { + callback.onError("Guard version cannot be null"); + } + if (cLGuard.getGuards() == null) { + if (callback != null) { + callback.onError("ControlLoop Guard should have at least one guard policies"); + } + } else if (cLGuard.getGuards().isEmpty() && callback != null) { + callback.onError("ControlLoop Guard should have at least one guard policies"); + } + } + + private static void validateGuardPolicies(List<GuardPolicy> policies, ControlLoopCompilerCallback callback) throws CompilerException { + if (policies == null) { + if (callback != null) { + callback.onError("Guard policies should not be null"); + } + throw new CompilerException("Guard policies should not be null"); + } + // + // Ensure all guard policies are unique + // + Set<GuardPolicy> newSet = new HashSet<>(policies); + if (newSet.size() != policies.size() && callback != null) { + callback.onWarning("There are duplicate guard policies"); + } + // + // Ensure each guard policy has at least one constraints + // + for (GuardPolicy policy : policies) { + if (policy.getLimit_constraints() == null || policy.getLimit_constraints().isEmpty()) { + if (callback != null) { + callback.onError("Guard policy " + policy.getName() + " does not have any limit constraint"); + } + throw new CompilerException("Guard policy " + policy.getName() + " does not have any limit constraint"); + } + } + } + + private static void validateConstraints(List<GuardPolicy> policies, ControlLoopCompilerCallback callback) throws CompilerException { + if (policies == null) { + if (callback != null) { + callback.onError("Guard policies should not be null"); + } + throw new CompilerException("Guard policies should not be null"); + } + for (GuardPolicy policy : policies) { + Set<Constraint> newSet = new HashSet<>(policy.getLimit_constraints()); + if (newSet.size() != policy.getLimit_constraints().size() && callback != null) { + callback.onWarning("Guard policy " + policy.getName() + " has duplicate limit constraints"); + } + } + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/ControlLoop.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/ControlLoop.java new file mode 100644 index 000000000..3d45c21ba --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/ControlLoop.java @@ -0,0 +1,189 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy; + +import java.util.LinkedList; +import java.util.List; + +import org.onap.policy.asdc.Resource; +import org.onap.policy.asdc.Service; + +public class ControlLoop { + + private static String VERSION = "2.0.0"; + + private String controlLoopName; + private String version = VERSION; + private List<Service> services; + private List<Resource> resources; + private String trigger_policy = FinalResult.FINAL_OPENLOOP.toString(); + private Integer timeout; + private Boolean abatement = false; + + public ControlLoop() { + // Empty Constructor. + } + + public static String getVERSION(){ + return ControlLoop.VERSION; + } + + public String getControlLoopName() { + return controlLoopName; + } + + public void setControlLoopName(String controlLoopName) { + this.controlLoopName = controlLoopName; + } + + public List<Service> getServices() { + return services; + } + + public void setServices(List<Service> services) { + this.services = services; + } + + public List<Resource> getResources() { + return resources; + } + + public void setResources(List<Resource> resources) { + this.resources = resources; + } + + public String getTrigger_policy() { + return trigger_policy; + } + + public void setTrigger_policy(String trigger_policy) { + this.trigger_policy = trigger_policy; + } + + public Integer getTimeout() { + return timeout; + } + + public void setTimeout(Integer timeout) { + this.timeout = timeout; + } + + public Boolean getAbatement() { + return abatement; + } + + public void setAbatement(Boolean abatement) { + this.abatement = abatement; + } + + public String getVersion() { + return version; + } + + public void setVersion(String version){ + this.version = version; + } + + public ControlLoop(ControlLoop controlLoop) { + this.controlLoopName = controlLoop.controlLoopName; + this.services = new LinkedList<>(); + if (controlLoop.services != null) { + for (Service service : controlLoop.services) { + this.services.add(service); + } + } + this.resources = new LinkedList<>(); + if (controlLoop.resources != null) { + for (Resource resource: controlLoop.resources) { + this.resources.add(resource); + } + } + this.trigger_policy = controlLoop.trigger_policy; + this.timeout = controlLoop.timeout; + this.abatement = controlLoop.abatement; + } + @Override + public String toString() { + return "ControlLoop [controlLoopName=" + controlLoopName + ", version=" + version + ", services=" + services + + ", resources=" + resources + ", trigger_policy=" + trigger_policy + ", timeout=" + + timeout + ", abatement=" + abatement + "]"; + } + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((controlLoopName == null) ? 0 : controlLoopName.hashCode()); + result = prime * result + ((resources == null) ? 0 : resources.hashCode()); + result = prime * result + ((services == null) ? 0 : services.hashCode()); + result = prime * result + ((timeout == null) ? 0 : timeout.hashCode()); + result = prime * result + ((trigger_policy == null) ? 0 : trigger_policy.hashCode()); + result = prime * result + ((version == null) ? 0 : version.hashCode()); + result = prime * result + ((abatement == null) ? 0 : abatement.hashCode()); + return result; + } + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + ControlLoop other = (ControlLoop) obj; + if (controlLoopName == null) { + if (other.controlLoopName != null) + return false; + } else if (!controlLoopName.equals(other.controlLoopName)) + return false; + if (resources == null) { + if (other.resources != null) + return false; + } else if (!resources.equals(other.resources)) + return false; + if (services == null) { + if (other.services != null) + return false; + } else if (!services.equals(other.services)) + return false; + if (timeout == null) { + if (other.timeout != null) + return false; + } else if (!timeout.equals(other.timeout)) + return false; + if (trigger_policy == null) { + if (other.trigger_policy != null) + return false; + } else if (!trigger_policy.equals(other.trigger_policy)) + return false; + if (version == null) { + if (other.version != null) + return false; + } else if (!version.equals(other.version)) + return false; + if (abatement == null) { + if (other.abatement != null) + return false; + } else if (!abatement.equals(other.abatement)) + return false; + return true; + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/ControlLoopPolicy.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/ControlLoopPolicy.java new file mode 100644 index 000000000..712a441c7 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/ControlLoopPolicy.java @@ -0,0 +1,83 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy; + +import java.util.List; + +public class ControlLoopPolicy { + + private ControlLoop controlLoop; + + private List<Policy> policies; + + public ControlLoop getControlLoop() { + return controlLoop; + } + + public void setControlLoop(ControlLoop controlLoop) { + this.controlLoop = controlLoop; + } + + public List<Policy> getPolicies() { + return policies; + } + + public void setPolicies(List<Policy> policies) { + this.policies = policies; + } + + @Override + public String toString() { + return "ControlLoopPolicy [controlLoop=" + controlLoop + ", policies=" + policies + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((controlLoop == null) ? 0 : controlLoop.hashCode()); + result = prime * result + ((policies == null) ? 0 : policies.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + ControlLoopPolicy other = (ControlLoopPolicy) obj; + if (controlLoop == null) { + if (other.controlLoop != null) + return false; + } else if (!controlLoop.equals(other.controlLoop)) + return false; + if (policies == null) { + if (other.policies != null) + return false; + } else if (!policies.equals(other.policies)) + return false; + return true; + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/FinalResult.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/FinalResult.java new file mode 100644 index 000000000..cad99452d --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/FinalResult.java @@ -0,0 +1,93 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy; + +public enum FinalResult { + /** + * The Control Loop Policy successfully completed its Operations. + */ + FINAL_SUCCESS("Final_Success"), + /** + * The Control Loop Policy was an Open Loop and is finished. + */ + FINAL_OPENLOOP("Final_OpenLoop"), + /** + * The Control Loop Policy failed in its last Operation Policy. NOTE: Previous Operation Policies may have been successful. + */ + FINAL_FAILURE("Final_Failure"), + /** + * The Control Loop Policy failed because the overall timeout was met. + */ + FINAL_FAILURE_TIMEOUT("Final_Failure_Timeout"), + /** + * The Control Loop Policy failed because an Operation Policy met its retry limit. + */ + FINAL_FAILURE_RETRIES("Final_Failure_Retries"), + /** + * The Control Loop Policy failed due to an exception. + */ + FINAL_FAILURE_EXCEPTION("Final_Failure_Exception"), + /** + * The Control Loop Policy failed due to guard denied + */ + FINAL_FAILURE_GUARD("Final_Failure_Guard") + ; + + String result; + + private FinalResult(String result) { + this.result = result; + } + + public static FinalResult toResult(String result) { + if (result.equalsIgnoreCase(FINAL_SUCCESS.toString())) { + return FINAL_SUCCESS; + } + if (result.equalsIgnoreCase(FINAL_OPENLOOP.toString())) { + return FINAL_OPENLOOP; + } + if (result.equalsIgnoreCase(FINAL_FAILURE.toString())) { + return FINAL_FAILURE; + } + if (result.equalsIgnoreCase(FINAL_FAILURE_TIMEOUT.toString())) { + return FINAL_FAILURE_TIMEOUT; + } + if (result.equalsIgnoreCase(FINAL_FAILURE_RETRIES.toString())) { + return FINAL_FAILURE_RETRIES; + } + if (result.equalsIgnoreCase(FINAL_FAILURE_EXCEPTION.toString())) { + return FINAL_FAILURE_EXCEPTION; + } + if (result.equalsIgnoreCase(FINAL_FAILURE_GUARD.toString())) { + return FINAL_FAILURE_GUARD; + } + return null; + } + + public static boolean isResult(String result, FinalResult finalResult) { + FinalResult toResult = FinalResult.toResult(result); + if (toResult == null) { + return false; + } + return toResult.equals(finalResult); + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/OperationsAccumulateParams.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/OperationsAccumulateParams.java new file mode 100644 index 000000000..b27d72ed6 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/OperationsAccumulateParams.java @@ -0,0 +1,99 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy; + +import java.io.Serializable; + +public class OperationsAccumulateParams implements Serializable { + + /** + * + */ + private static final long serialVersionUID = -3597358159130168247L; + + private String period; + private Integer limit; + + public OperationsAccumulateParams() { + // Does Nothing + } + + public OperationsAccumulateParams(OperationsAccumulateParams ops) { + this.period = ops.period; + this.limit = ops.limit; + } + + public OperationsAccumulateParams(String period, Integer limit) { + this.period = period; + this.limit = limit; + } + + public String getPeriod() { + return period; + } + + public void setPeriod(String period) { + this.period = period; + } + + public Integer getLimit() { + return limit; + } + + public void setLimit(Integer limit) { + this.limit = limit; + } + + @Override + public String toString() { + return "OperationsAccumulateParams [period=" + period + ", limit=" + limit + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((period == null) ? 0 : period.hashCode()); + result = prime * result + ((limit == null) ? 0 : limit.hashCode()); + return result; + } + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + OperationsAccumulateParams other = (OperationsAccumulateParams) obj; + if (period == null) { + if (other.period != null) + return false; + } else if (!period.equals(other.period)) + return false; + if (limit == null) { + if (other.limit != null) + return false; + } else if (!limit.equals(other.limit)) + return false; + return true; + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/Policy.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/Policy.java new file mode 100644 index 000000000..96799e964 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/Policy.java @@ -0,0 +1,353 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy; + +import java.util.Collections; +import java.util.Map; +import java.util.UUID; + +public class Policy { + + private String id = UUID.randomUUID().toString(); + private String name; + private String description; + private String actor; + private String recipe; + private Map<String, String> payload; + private Target target; + private OperationsAccumulateParams operationsAccumulateParams; + private Integer retry = 0; + private Integer timeout = 300; + private String success = FinalResult.FINAL_SUCCESS.toString(); + private String failure = FinalResult.FINAL_FAILURE.toString(); + private String failure_retries = FinalResult.FINAL_FAILURE_RETRIES.toString(); + private String failure_timeout = FinalResult.FINAL_FAILURE_TIMEOUT.toString(); + private String failure_exception = FinalResult.FINAL_FAILURE_EXCEPTION.toString(); + private String failure_guard = FinalResult.FINAL_FAILURE_GUARD.toString(); + + + public Policy() { + //Does Nothing Empty Constructor + } + + public String getId() { + return id; + } + + public void setId(String id) { + this.id = id; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public String getDescription() { + return description; + } + + public void setDescription(String description) { + this.description = description; + } + + public String getActor() { + return actor; + } + + public void setActor(String actor) { + this.actor = actor; + } + + public String getRecipe() { + return recipe; + } + + public void setRecipe(String recipe) { + this.recipe = recipe; + } + + public Map<String, String> getPayload() { + return payload; + } + + public void setPayload(Map<String, String> payload) { + this.payload = payload; + } + + public Target getTarget() { + return target; + } + + public void setTarget(Target target) { + this.target = target; + } + + public OperationsAccumulateParams getOperationsAccumulateParams() { + return operationsAccumulateParams; + } + + public void setOperationsAccumulateParams(OperationsAccumulateParams operationsAccumulateParams) { + this.operationsAccumulateParams = operationsAccumulateParams; + } + + public Integer getRetry() { + return retry; + } + + public void setRetry(Integer retry) { + this.retry = retry; + } + + public Integer getTimeout() { + return timeout; + } + + public void setTimeout(Integer timeout) { + this.timeout = timeout; + } + + public String getSuccess() { + return success; + } + + public void setSuccess(String success) { + this.success = success; + } + + public String getFailure() { + return failure; + } + + public void setFailure(String failure) { + this.failure = failure; + } + + public String getFailure_retries() { + return failure_retries; + } + + public void setFailure_retries(String failure_retries) { + this.failure_retries = failure_retries; + } + + public String getFailure_timeout() { + return failure_timeout; + } + + public void setFailure_timeout(String failure_timeout) { + this.failure_timeout = failure_timeout; + } + + public String getFailure_exception() { + return failure_exception; + } + + public void setFailure_exception(String failure_exception) { + this.failure_exception = failure_exception; + } + + public String getFailure_guard() { + return failure_guard; + } + + public void setFailure_guard(String failure_guard) { + this.failure_guard = failure_guard; + } + + public Policy(String id) { + this.id = id; + } + + public Policy(String name, String actor, String recipe, Map<String, String> payload, Target target) { + this.name = name; + this.actor = actor; + this.recipe = recipe; + this.target = target; + if (payload != null) { + this.payload = Collections.unmodifiableMap(payload); + } + } + + public Policy(String name, String actor, String recipe, Map<String, String> payload, Target target, Integer retries, Integer timeout) { + this(name, actor, recipe, payload, target); + this.retry = retries; + this.timeout = timeout; + } + + public Policy(String id, String name, String description, String actor, Map<String, String> payload, Target target, String recipe, Integer retries, Integer timeout) { + this(name, actor, recipe, payload, target, retries, timeout); + this.id = id; + this.description = description; + } + + public Policy(Policy policy) { + this.id = policy.id; + this.name = policy.name; + this.description = policy.description; + this.actor = policy.actor; + this.recipe = policy.recipe; + if (policy.payload != null) { + this.payload = Collections.unmodifiableMap(policy.payload); + } + this.target = policy.target; + this.operationsAccumulateParams = policy.operationsAccumulateParams; + this.retry = policy.retry; + this.timeout = policy.timeout; + this.success = policy.success; + this.failure = policy.failure; + this.failure_exception = policy.failure_exception; + this.failure_guard = policy.failure_guard; + this.failure_retries = policy.failure_retries; + this.failure_timeout = policy.failure_timeout; + } + + public boolean isValid() { + if(id==null || name==null || actor==null|| recipe==null || target==null){ + return false; + } + return true; + } + + @Override + public String toString() { + return "Policy [id=" + id + ", name=" + name + ", description=" + description + ", actor=" + actor + ", recipe=" + + recipe + ", payload=" + payload + ", target=" + target + ", operationsAccumulateParams=" + operationsAccumulateParams + ", retry=" + retry + ", timeout=" + timeout + + ", success=" + success + ", failure=" + failure + ", failure_retries=" + failure_retries + + ", failure_timeout=" + failure_timeout + ", failure_exception=" + failure_exception + ", failure_guard=" + failure_guard + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((actor == null) ? 0 : actor.hashCode()); + result = prime * result + ((description == null) ? 0 : description.hashCode()); + result = prime * result + ((failure == null) ? 0 : failure.hashCode()); + result = prime * result + ((failure_exception == null) ? 0 : failure_exception.hashCode()); + result = prime * result + ((failure_guard == null) ? 0 : failure_guard.hashCode()); + result = prime * result + ((failure_retries == null) ? 0 : failure_retries.hashCode()); + result = prime * result + ((failure_timeout == null) ? 0 : failure_timeout.hashCode()); + result = prime * result + ((id == null) ? 0 : id.hashCode()); + result = prime * result + ((name == null) ? 0 : name.hashCode()); + result = prime * result + ((payload == null) ? 0 : payload.hashCode()); + result = prime * result + ((recipe == null) ? 0 : recipe.hashCode()); + result = prime * result + ((retry == null) ? 0 : retry.hashCode()); + result = prime * result + ((success == null) ? 0 : success.hashCode()); + result = prime * result + ((target == null) ? 0 : target.hashCode()); + result = prime * result + ((operationsAccumulateParams == null) ? 0 : operationsAccumulateParams.hashCode()); + result = prime * result + ((timeout == null) ? 0 : timeout.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + Policy other = (Policy) obj; + if (actor != other.actor) + return false; + if (description == null) { + if (other.description != null) + return false; + } else if (!description.equals(other.description)) + return false; + if (failure == null) { + if (other.failure != null) + return false; + } else if (!failure.equals(other.failure)) + return false; + if (failure_exception == null) { + if (other.failure_exception != null) + return false; + } else if (!failure_exception.equals(other.failure_exception)) + return false; + if (failure_guard == null) { + if (other.failure_guard != null) + return false; + } else if (!failure_guard.equals(other.failure_guard)) + return false; + if (failure_retries == null) { + if (other.failure_retries != null) + return false; + } else if (!failure_retries.equals(other.failure_retries)) + return false; + if (failure_timeout == null) { + if (other.failure_timeout != null) + return false; + } else if (!failure_timeout.equals(other.failure_timeout)) + return false; + if (id == null) { + if (other.id != null) + return false; + } else if (!id.equals(other.id)) + return false; + if (name == null) { + if (other.name != null) + return false; + } else if (!name.equals(other.name)) + return false; + if (payload == null) { + if (other.payload != null) + return false; + } else if (!payload.equals(other.payload)) + return false; + if (recipe == null) { + if (other.recipe != null) + return false; + } else if (!recipe.equals(other.recipe)) + return false; + if (retry == null) { + if (other.retry != null) + return false; + } else if (!retry.equals(other.retry)) + return false; + if (success == null) { + if (other.success != null) + return false; + } else if (!success.equals(other.success)) + return false; + if (operationsAccumulateParams == null) { + if (other.operationsAccumulateParams != null) + return false; + } else if (!operationsAccumulateParams.equals(other.operationsAccumulateParams)) + return false; + if (target == null) { + if (other.target != null) + return false; + } else if (!target.equals(other.target)) + return false; + if (timeout == null) { + if (other.timeout != null) + return false; + } else if (!timeout.equals(other.timeout)) + return false; + return true; + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/PolicyResult.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/PolicyResult.java new file mode 100644 index 000000000..5ff2d684a --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/PolicyResult.java @@ -0,0 +1,82 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy; + +public enum PolicyResult { + /** + * Operation was successful. + */ + SUCCESS("Success"), + /** + * Operation failed. + */ + FAILURE("Failure"), + /** + * Operation failed due to maximum retries being met. + */ + FAILURE_RETRIES("Failure_Retries"), + /** + * Operation failed due to timeout occurring. + */ + FAILURE_TIMEOUT("Failure_Timeout"), + /** + * Operation failed due to an exception. + */ + FAILURE_EXCEPTION("Failure_Exception"), + /** + * Operation failed since Guard did not permit. + */ + FAILURE_GUARD("Failure_Guard") + ; + + private String result; + + private PolicyResult(String result) { + this.result = result; + } + + @Override + public String toString() { + return this.result; + } + + public static PolicyResult toResult(String result) { + if (result.equalsIgnoreCase(SUCCESS.toString())) { + return SUCCESS; + } + if (result.equalsIgnoreCase(FAILURE.toString())) { + return FAILURE; + } + if (result.equalsIgnoreCase(FAILURE_RETRIES.toString())) { + return FAILURE_RETRIES; + } + if (result.equalsIgnoreCase(FAILURE_TIMEOUT.toString())) { + return FAILURE_TIMEOUT; + } + if (result.equalsIgnoreCase(FAILURE_EXCEPTION.toString())) { + return FAILURE_EXCEPTION; + } + if (result.equalsIgnoreCase(FAILURE_GUARD.toString())) { + return FAILURE_GUARD; + } + return null; + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/Target.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/Target.java new file mode 100644 index 000000000..2a8817d10 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/Target.java @@ -0,0 +1,106 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy; + +import java.io.Serializable; + +public class Target implements Serializable { + + /** + * + */ + private static final long serialVersionUID = 2180988443264988319L; + + private String resourceID; + private TargetType type; + + public Target() { + //Does Nothing Empty Constructor + } + + public String getResourceID() { + return resourceID; + } + + public void setResourceID(String resourceID) { + this.resourceID = resourceID; + } + + public TargetType getType() { + return type; + } + + public void setType(TargetType type) { + this.type = type; + } + + public Target(TargetType type) { + this.type = type; + } + + public Target(String resourceID) { + this.resourceID = resourceID; + } + + public Target(TargetType type, String resourceID) { + this.type = type; + this.resourceID = resourceID; + } + + public Target(Target target) { + this.type = target.type; + this.resourceID = target.resourceID; + } + + @Override + public String toString() { + return "Target [type=" + type + ", resourceID=" + resourceID + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((type == null) ? 0 : type.hashCode()); + result = prime * result + ((resourceID == null) ? 0 : resourceID.hashCode()); + return result; + } + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + Target other = (Target) obj; + if (type == null) { + if (other.type != null) + return false; + } else if (!type.equals(other.type)) + return false; + if (resourceID == null) { + if (other.resourceID != null) + return false; + } else if (!resourceID.equals(other.resourceID)) + return false; + return true; + } +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/TargetType.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/TargetType.java new file mode 100644 index 000000000..875ca2e1e --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/TargetType.java @@ -0,0 +1,39 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy; + +public enum TargetType { + VM("VM"), + PNF("PNF"), + VFC("VFC") + ; + + private String target; + + private TargetType(String targetType) { + this.target = targetType; + } + + @Override + public String toString() { + return this.target; + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/BuilderException.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/BuilderException.java new file mode 100644 index 000000000..7cf2f4900 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/BuilderException.java @@ -0,0 +1,31 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy.builder; + +public class BuilderException extends Exception { + + private static final long serialVersionUID = 610064813684337895L; + + public BuilderException(String string) { + super(string); + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/ControlLoopPolicyBuilder.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/ControlLoopPolicyBuilder.java new file mode 100644 index 000000000..93ecbc62e --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/ControlLoopPolicyBuilder.java @@ -0,0 +1,287 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy.builder; + +import java.util.Map; + +import org.onap.policy.asdc.Resource; +import org.onap.policy.asdc.Service; +import org.onap.policy.controlloop.policy.ControlLoop; +import org.onap.policy.controlloop.policy.OperationsAccumulateParams; +import org.onap.policy.controlloop.policy.Policy; +import org.onap.policy.controlloop.policy.PolicyResult; +import org.onap.policy.controlloop.policy.Target; +import org.onap.policy.controlloop.policy.builder.impl.ControlLoopPolicyBuilderImpl; + +public interface ControlLoopPolicyBuilder { + + /** + * Adds one or more services to the ControlLoop + * + * + * @param service + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder addService(Service... services) throws BuilderException; + + /** + * @param services + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder removeService(Service... services) throws BuilderException; + + /** + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder removeAllServices() throws BuilderException; + + /** + * Adds one or more resources to the ControlLoop + * + * + * @param resource + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder addResource(Resource... resources) throws BuilderException; + + /** + * @param resources + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder removeResource(Resource... resources) throws BuilderException; + + /** + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder removeAllResources() throws BuilderException; + + /** + * @param abatement + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder setAbatement(Boolean abatement) throws BuilderException; + + + /** + * Sets the overall timeout value for the Control Loop. If any operational policies have retries and timeouts, + * then this overall timeout value should exceed all those values. + * + * @param timeout + * @return + * @throws BuilderException + */ + public ControlLoopPolicyBuilder setTimeout(Integer timeout) throws BuilderException; + + /** + * Scans the operational policies and calculate an minimum overall timeout for the Control Loop. + * + * + * @return Integer + */ + public Integer calculateTimeout(); + + /** + * Sets the initial trigger policy when a DCAE Closed Loop Event arrives in the ONAP Policy Platform. + * + * + * @param name + * @param description + * @param actor + * @param target + * @param recipe + * @param retries + * @param timeout + * @return Policy + * @throws BuilderException + */ + public Policy setTriggerPolicy(String name, String description, String actor, Target target, String recipe, Map<String, String> payload, Integer retries, Integer timeout) throws BuilderException; + + /** + * + * Changes the trigger policy to point to another existing Policy. + * + * + * @param id + * @return ControlLoop + * @throws BuilderException + */ + public ControlLoop setTriggerPolicy(String id) throws BuilderException; + + /** + * @return + */ + public boolean isOpenLoop(); + + /** + * @return + * @throws BuilderException + */ + public Policy getTriggerPolicy() throws BuilderException; + + /** + * Simply returns a copy of the ControlLoop information. + * + * + * @return ControlLoop + */ + public ControlLoop getControlLoop(); + + /** + * Creates a policy that is chained to the result of another Policy. + * + * + * @param name + * @param description + * @param actor + * @param target + * @param recipe + * @param retries + * @param timeout + * @param policyID + * @param results + * @return + * @throws BuilderException + */ + public Policy setPolicyForPolicyResult(String name, String description, String actor, + Target target, String recipe, Map<String, String> payload, Integer retries, Integer timeout, String policyID, PolicyResult... results) throws BuilderException; + + + /** + * Sets the policy result(s) to an existing Operational Policy. + * + * + * @param policyResultID + * @param policyID + * @param results + * @return + * @throws BuilderException + */ + public Policy setPolicyForPolicyResult(String policyResultID, String policyID, PolicyResult... results) throws BuilderException; + + /** + * Removes an Operational Policy. Be mindful that if any other Operational Policies have results that point to this policy, any + * policies that have results pointing to this policy will have their result reset to the appropriate default FINAL_* result. + * + * + * @param policyID + * @return + * @throws BuilderException + */ + public boolean removePolicy(String policyID) throws BuilderException; + + /** + * Resets a policy's results to defualt FINAL_* codes. + * + * + * @return Policy + * @throws BuilderException - Policy does not exist + */ + public Policy resetPolicyResults(String policyID) throws BuilderException; + + /** + * Removes all existing Operational Policies and reverts back to an Open Loop. + * + * @return + */ + public ControlLoopPolicyBuilder removeAllPolicies(); + + /** + * Adds an operationsAccumulateParams to an existing operational policy + * + * @return Policy + * @throws BuilderException - Policy does not exist + */ + public Policy addOperationsAccumulateParams(String policyID, OperationsAccumulateParams operationsAccumulateParams) throws BuilderException; + + /** + * This will compile and build the YAML specification for the Control Loop Policy. Please iterate the Results object for details. + * The Results object will contains warnings and errors. If the specification compiled successfully, you will be able to retrieve the + * YAML. + * + * @return Results + */ + public Results buildSpecification(); + + /** + * The Factory is used to build a ControlLoopPolicyBuilder implementation. + * + * @author pameladragosh + * + */ + public static class Factory { + private Factory(){ + // Private Constructor. + } + + /** + * Builds a basic Control Loop with an overall timeout. Use this method if you wish to create an OpenLoop, or if you + * want to interactively build a Closed Loop. + * + * @param controlLoopName - Per Closed Loop AID v1.0, unique string for the closed loop. + * @param timeout - Overall timeout for the Closed Loop to execute. + * @return ControlLoopPolicyBuilder object + * @throws BuilderException + */ + public static ControlLoopPolicyBuilder buildControlLoop (String controlLoopName, Integer timeout) throws BuilderException { + return new ControlLoopPolicyBuilderImpl(controlLoopName, timeout); + } + + /** + * Build a Control Loop for a resource and services associated with the resource. + * + * @param controlLoopName - Per Closed Loop AID v1.0, unique string for the closed loop. + * @param timeout - Overall timeout for the Closed Loop to execute. + * @param resource - Resource this closed loop is for. Should come from ASDC, but if not available use resourceName to distinguish. + * @param services - Zero or more services associated with this resource. Should come from ASDC, but if not available use serviceName to distinguish. + * @return ControlLoopPolicyBuilder object + * @throws BuilderException + */ + public static ControlLoopPolicyBuilder buildControlLoop (String controlLoopName, Integer timeout, Resource resource, Service... services) throws BuilderException { + + ControlLoopPolicyBuilder builder = new ControlLoopPolicyBuilderImpl(controlLoopName, timeout, resource, services); + + return builder; + } + + /** + * @param controlLoopName + * @param timeout + * @param service + * @param resources + * @return + * @throws BuilderException + */ + public static ControlLoopPolicyBuilder buildControlLoop (String controlLoopName, Integer timeout, Service service, Resource... resources) throws BuilderException { + + ControlLoopPolicyBuilder builder = new ControlLoopPolicyBuilderImpl(controlLoopName, timeout, service, resources); + + return builder; + } + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/Message.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/Message.java new file mode 100644 index 000000000..4bf2665b3 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/Message.java @@ -0,0 +1,29 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy.builder; + +public interface Message { + + public String getMessage(); + + public MessageLevel getLevel(); + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/MessageLevel.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/MessageLevel.java new file mode 100644 index 000000000..37ecfa17c --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/MessageLevel.java @@ -0,0 +1,29 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.builder; + +public enum MessageLevel { + INFO, + WARNING, + ERROR, + EXCEPTION + ; + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/Results.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/Results.java new file mode 100644 index 000000000..37bd93215 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/Results.java @@ -0,0 +1,33 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy.builder; + +import java.util.List; + +public interface Results { + + public List<Message> getMessages(); + + public String getSpecification(); + + public boolean isValid(); + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/ControlLoopPolicyBuilderImpl.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/ControlLoopPolicyBuilderImpl.java new file mode 100644 index 000000000..dae56f32c --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/ControlLoopPolicyBuilderImpl.java @@ -0,0 +1,496 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy.builder.impl; + +import java.util.LinkedList; +import java.util.Map; +import java.util.UUID; + +import org.onap.policy.asdc.Resource; +import org.onap.policy.asdc.Service; +import org.onap.policy.common.logging.flexlogger.FlexLogger; +import org.onap.policy.common.logging.flexlogger.Logger; +import org.onap.policy.controlloop.compiler.CompilerException; +import org.onap.policy.controlloop.compiler.ControlLoopCompiler; +import org.onap.policy.controlloop.compiler.ControlLoopCompilerCallback; +import org.onap.policy.controlloop.policy.ControlLoop; +import org.onap.policy.controlloop.policy.ControlLoopPolicy; +import org.onap.policy.controlloop.policy.FinalResult; +import org.onap.policy.controlloop.policy.OperationsAccumulateParams; +import org.onap.policy.controlloop.policy.Policy; +import org.onap.policy.controlloop.policy.PolicyResult; +import org.onap.policy.controlloop.policy.Target; +import org.onap.policy.controlloop.policy.builder.BuilderException; +import org.onap.policy.controlloop.policy.builder.ControlLoopPolicyBuilder; +import org.onap.policy.controlloop.policy.builder.MessageLevel; +import org.onap.policy.controlloop.policy.builder.Results; +import org.yaml.snakeyaml.DumperOptions; +import org.yaml.snakeyaml.DumperOptions.FlowStyle; +import org.yaml.snakeyaml.Yaml; + +public class ControlLoopPolicyBuilderImpl implements ControlLoopPolicyBuilder { + private static Logger logger = FlexLogger.getLogger(ControlLoopPolicyBuilderImpl.class.getName()); + private ControlLoopPolicy policy; + + public ControlLoopPolicyBuilderImpl(String controlLoopName, Integer timeout) throws BuilderException { + policy = new ControlLoopPolicy(); + ControlLoop controlLoop = new ControlLoop(); + controlLoop.setControlLoopName(controlLoopName); + controlLoop.setTimeout(timeout); + policy.setControlLoop(controlLoop); + } + + public ControlLoopPolicyBuilderImpl(String controlLoopName, Integer timeout, Resource resource, Service... services) throws BuilderException { + this(controlLoopName, timeout); + this.addResource(resource); + this.addService(services); + } + + public ControlLoopPolicyBuilderImpl(String controlLoopName, Integer timeout, Service service, Resource[] resources) throws BuilderException { + this(controlLoopName, timeout); + this.addService(service); + this.addResource(resources); + } + + @Override + public ControlLoopPolicyBuilder addService(Service... services) throws BuilderException { + if (services == null) { + throw new BuilderException("Service must not be null"); + } + for (Service service : services) { + if (service.getServiceUUID() == null) { + if (service.getServiceName() == null || service.getServiceName().length() < 1) { + throw new BuilderException("Invalid service - need either a serviceUUID or serviceName"); + } + if(policy.getControlLoop().getServices()==null){ + policy.getControlLoop().setServices(new LinkedList<>()); + } + policy.getControlLoop().getServices().add(service); + } + } + return this; + } + + @Override + public ControlLoopPolicyBuilder removeService(Service... services) throws BuilderException { + if (services == null) { + throw new BuilderException("Service must not be null"); + } + if (policy.getControlLoop().getServices() == null) { + throw new BuilderException("No existing services to remove"); + } + for (Service service : services) { + if (service.getServiceUUID() == null) { + if (service.getServiceName() == null || service.getServiceName().length() < 1) { + throw new BuilderException("Invalid service - need either a serviceUUID or serviceName"); + } + } + boolean removed = policy.getControlLoop().getServices().remove(service); + if (!removed) { + throw new BuilderException("Unknown service " + service.getServiceName()); + } + } + return this; + } + + @Override + public ControlLoopPolicyBuilder removeAllServices() throws BuilderException { + policy.getControlLoop().getServices().clear(); + return this; + } + + + @Override + public ControlLoopPolicyBuilder addResource(Resource... resources) throws BuilderException { + if (resources == null) { + throw new BuilderException("resources must not be null"); + } + for (Resource resource : resources) { + if (resource.getResourceUUID() == null) { + if (resource.getResourceName() == null || resource.getResourceName().length() <= 0) { + throw new BuilderException("Invalid resource - need either resourceUUID or resourceName"); + } + } + if(policy.getControlLoop().getResources()==null){ + policy.getControlLoop().setResources(new LinkedList<>()); + } + policy.getControlLoop().getResources().add(resource); + } + return this; + } + + @Override + public ControlLoopPolicyBuilder setAbatement(Boolean abatement) throws BuilderException{ + if (abatement == null) { + throw new BuilderException("abatement must not be null"); + } + policy.getControlLoop().setAbatement(abatement); + return this; + } + + @Override + public ControlLoopPolicyBuilder setTimeout(Integer timeout) { + policy.getControlLoop().setTimeout(timeout); + return this; + } + + @Override + public Policy setTriggerPolicy(String name, String description, String actor, Target target, String recipe, + Map<String, String> payload, Integer retries, Integer timeout) throws BuilderException { + + Policy trigger = new Policy(UUID.randomUUID().toString(), name, description, actor, payload, target, recipe, retries, timeout); + + policy.getControlLoop().setTrigger_policy(trigger.getId()); + + this.addNewPolicy(trigger); + // + // Return a copy of the policy + // + return new Policy(trigger); + } + + @Override + public Policy setPolicyForPolicyResult(String name, String description, String actor, + Target target, String recipe, Map<String, String> payload, Integer retries, Integer timeout, String policyID, PolicyResult... results) throws BuilderException { + // + // Find the existing policy + // + Policy existingPolicy = this.findPolicy(policyID); + if (existingPolicy == null) { + throw new BuilderException("Unknown policy " + policyID); + } + // + // Create the new Policy + // + Policy newPolicy = new Policy(UUID.randomUUID().toString(), name, description, actor, payload, target, recipe, retries, timeout); + // + // Connect the results + // + for (PolicyResult result : results) { + switch (result) { + case FAILURE: + existingPolicy.setFailure(newPolicy.getId()); + break; + case FAILURE_EXCEPTION: + existingPolicy.setFailure_exception(newPolicy.getId()); + break; + case FAILURE_RETRIES: + existingPolicy.setFailure_retries(newPolicy.getId()); + break; + case FAILURE_TIMEOUT: + existingPolicy.setFailure_timeout(newPolicy.getId()); + break; + case FAILURE_GUARD: + existingPolicy.setFailure_guard(newPolicy.getId()); + break; + case SUCCESS: + existingPolicy.setSuccess(newPolicy.getId()); + break; + default: + throw new BuilderException("Invalid PolicyResult " + result); + } + } + // + // Add it to our list + // + this.policy.getPolicies().add(newPolicy); + // + // Return a policy to them + // + return new Policy(newPolicy); + } + + private class BuilderCompilerCallback implements ControlLoopCompilerCallback { + + private ResultsImpl results = new ResultsImpl(); + + @Override + public boolean onWarning(String message) { + results.addMessage(new MessageImpl(message, MessageLevel.WARNING)); + return false; + } + + @Override + public boolean onError(String message) { + results.addMessage(new MessageImpl(message, MessageLevel.ERROR)); + return false; + } + } + + @Override + public Results buildSpecification() { + // + // Dump the specification + // + DumperOptions options = new DumperOptions(); + options.setDefaultFlowStyle(FlowStyle.BLOCK); + options.setPrettyFlow(true); + Yaml yaml = new Yaml(options); + String dumpedYaml = yaml.dump(policy); + // + // This is our callback class for our compiler + // + BuilderCompilerCallback callback = new BuilderCompilerCallback(); + // + // Compile it + // + try { + ControlLoopCompiler.compile(policy, callback); + } catch (CompilerException e) { + logger.error(e.getMessage() + e); + callback.results.addMessage(new MessageImpl(e.getMessage(), MessageLevel.EXCEPTION)); + } + // + // Save the spec + // + callback.results.setSpecification(dumpedYaml); + return callback.results; + } + + private void addNewPolicy(Policy policy) { + if (this.policy.getPolicies() == null) { + this.policy.setPolicies(new LinkedList<>()); + } + this.policy.getPolicies().add(policy); + } + + private Policy findPolicy(String id) { + for (Policy policy : this.policy.getPolicies()) { + if (policy.getId().equals(id)) { + return policy; + } + } + return null; + } + + @Override + public ControlLoopPolicyBuilder removeResource(Resource... resources) throws BuilderException { + if (resources == null) { + throw new BuilderException("Resource must not be null"); + } + if (policy.getControlLoop().getResources() == null) { + throw new BuilderException("No existing resources to remove"); + } + for (Resource resource : resources) { + if (resource.getResourceUUID() == null) { + if (resource.getResourceName() == null || resource.getResourceName().length() < 1) { + throw new BuilderException("Invalid resource - need either a resourceUUID or resourceName"); + } + } + boolean removed = policy.getControlLoop().getResources().remove(resource); + if (!removed) { + throw new BuilderException("Unknown resource " + resource.getResourceName()); + } + } + return this; + } + + @Override + public ControlLoopPolicyBuilder removeAllResources() throws BuilderException { + policy.getControlLoop().getResources().clear(); + return this; + } + + @Override + public Integer calculateTimeout() { + int sum = 0; + for (Policy policy : this.policy.getPolicies()) { + sum += policy.getTimeout().intValue(); + } + return new Integer(sum); + } + + @Override + public ControlLoop setTriggerPolicy(String id) throws BuilderException { + if (id == null) { + throw new BuilderException("Id must not be null"); + } + Policy trigger = this.findPolicy(id); + if (trigger == null) { + throw new BuilderException("Unknown policy " + id); + } + else { + this.policy.getControlLoop().setTrigger_policy(id); + } + return new ControlLoop(this.policy.getControlLoop()); + } + + @Override + public boolean isOpenLoop() { + if (this.policy.getControlLoop().getTrigger_policy().equals(FinalResult.FINAL_OPENLOOP.toString())) { + return true; + } + else { + return false; + } + } + + @Override + public Policy getTriggerPolicy() throws BuilderException { + if (this.policy.getControlLoop().getTrigger_policy().equals(FinalResult.FINAL_OPENLOOP.toString())) { + return null; + } + else { + Policy trigger = new Policy(this.findPolicy(this.policy.getControlLoop().getTrigger_policy())); + return trigger; + } + } + + @Override + public ControlLoop getControlLoop() { + ControlLoop loop = new ControlLoop(this.policy.getControlLoop()); + return loop; + } + + @Override + public Policy setPolicyForPolicyResult(String policyResultID, String policyID, PolicyResult... results) + throws BuilderException { + // + // Find the existing policy + // + Policy existingPolicy = this.findPolicy(policyID); + if (existingPolicy == null) { + throw new BuilderException(policyID + " does not exist"); + } + if (this.findPolicy(policyResultID) == null) { + throw new BuilderException("Operational policy " + policyResultID + " does not exist"); + } + // + // Connect the results + // + for (PolicyResult result : results) { + switch (result) { + case FAILURE: + existingPolicy.setFailure(policyResultID); + break; + case FAILURE_EXCEPTION: + existingPolicy.setFailure_exception(policyResultID); + break; + case FAILURE_RETRIES: + existingPolicy.setFailure_retries(policyResultID); + break; + case FAILURE_TIMEOUT: + existingPolicy.setFailure_timeout(policyResultID); + break; + case FAILURE_GUARD: + existingPolicy.setFailure_guard(policyResultID); + break; + case SUCCESS: + existingPolicy.setSuccess(policyResultID); + break; + default: + throw new BuilderException("Invalid PolicyResult " + result); + } + } + return new Policy(this.findPolicy(policyResultID)); + } + + @Override + public boolean removePolicy(String policyID) throws BuilderException { + Policy existingPolicy = this.findPolicy(policyID); + if (existingPolicy == null) { + throw new BuilderException("Unknown policy " + policyID); + } + // + // Check if the policy to remove is trigger_policy + // + if (this.policy.getControlLoop().getTrigger_policy().equals(policyID)) { + this.policy.getControlLoop().setTrigger_policy(FinalResult.FINAL_OPENLOOP.toString()); + } + else { + // + // Update policies + // + for (Policy policy : this.policy.getPolicies()) { + int index = this.policy.getPolicies().indexOf(policy); + if (policy.getSuccess().equals(policyID)) { + policy.setSuccess(FinalResult.FINAL_SUCCESS.toString()); + } + if (policy.getFailure().equals(policyID)) { + policy.setFailure(FinalResult.FINAL_FAILURE.toString()); + } + if (policy.getFailure_retries().equals(policyID)) { + policy.setFailure_retries(FinalResult.FINAL_FAILURE_RETRIES.toString()); + } + if (policy.getFailure_timeout().equals(policyID)) { + policy.setFailure_timeout(FinalResult.FINAL_FAILURE_TIMEOUT.toString()); + } + if (policy.getFailure_exception().equals(policyID)) { + policy.setFailure_exception(FinalResult.FINAL_FAILURE_EXCEPTION.toString()); + } + if (policy.getFailure_guard().equals(policyID)) { + policy.setFailure_guard(FinalResult.FINAL_FAILURE_GUARD.toString()); + } + this.policy.getPolicies().set(index, policy); + } + } + // + // remove the policy + // + boolean removed = this.policy.getPolicies().remove(existingPolicy); + return removed; + } + + @Override + public Policy resetPolicyResults(String policyID) throws BuilderException { + Policy existingPolicy = this.findPolicy(policyID); + if (existingPolicy == null) { + throw new BuilderException("Unknown policy " + policyID); + } + // + // reset policy results + // + existingPolicy.setSuccess(FinalResult.FINAL_SUCCESS.toString()); + existingPolicy.setFailure(FinalResult.FINAL_FAILURE.toString()); + existingPolicy.setFailure_retries(FinalResult.FINAL_FAILURE_RETRIES.toString()); + existingPolicy.setFailure_timeout(FinalResult.FINAL_FAILURE_TIMEOUT.toString()); + existingPolicy.setFailure_exception(FinalResult.FINAL_FAILURE_EXCEPTION.toString()); + existingPolicy.setFailure_guard(FinalResult.FINAL_FAILURE_GUARD.toString()); + return new Policy(existingPolicy); + } + + @Override + public ControlLoopPolicyBuilder removeAllPolicies() { + // + // Remove all existing operational policies + // + this.policy.getPolicies().clear(); + // + // Revert controlLoop back to an open loop + // + this.policy.getControlLoop().setTrigger_policy(FinalResult.FINAL_OPENLOOP.toString()); + return this; + } + + @Override + public Policy addOperationsAccumulateParams(String policyID, OperationsAccumulateParams operationsAccumulateParams) throws BuilderException { + Policy existingPolicy = this.findPolicy(policyID); + if (existingPolicy == null) { + throw new BuilderException("Unknown policy " + policyID); + } + // + // Add operationsAccumulateParams to existingPolicy + // + existingPolicy.setOperationsAccumulateParams(operationsAccumulateParams); + return new Policy(existingPolicy); + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/MessageImpl.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/MessageImpl.java new file mode 100644 index 000000000..4d3aa7091 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/MessageImpl.java @@ -0,0 +1,46 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controlloop.policy.builder.impl; + +import org.onap.policy.controlloop.policy.builder.Message; +import org.onap.policy.controlloop.policy.builder.MessageLevel; + +public class MessageImpl implements Message { + + private String message; + private MessageLevel level; + + public MessageImpl(String message, MessageLevel level) { + this.message = message; + this.level = level; + } + + @Override + public String getMessage() { + return message; + } + + @Override + public MessageLevel getLevel() { + return level; + } + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/ResultsImpl.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/ResultsImpl.java new file mode 100644 index 000000000..18732f414 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/builder/impl/ResultsImpl.java @@ -0,0 +1,55 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.builder.impl; + +import java.util.LinkedList; +import java.util.List; + +import org.onap.policy.controlloop.policy.builder.Message; +import org.onap.policy.controlloop.policy.builder.Results; + +public class ResultsImpl implements Results { + + private String specification; + private List<Message> messages = new LinkedList<>(); + + @Override + public List<Message> getMessages() { + return messages; + } + + @Override + public String getSpecification() { + return specification; + } + + @Override + public boolean isValid() { + return this.specification != null; + } + + public void addMessage(Message message) { + this.messages.add(message); + } + + public void setSpecification(String spec) { + this.specification = spec; + } +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/Constraint.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/Constraint.java new file mode 100644 index 000000000..ac3dbb03f --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/Constraint.java @@ -0,0 +1,171 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard; + +import java.util.Collections; +import java.util.LinkedList; +import java.util.List; +import java.util.Map; + +public class Constraint { + + private Integer freq_limit_per_target; + private Map<String,String> time_window; + private Map<String, String> active_time_range; + + private List<String> blacklist; + + public Constraint() { + // Do Nothing empty constructor. + } + + public Integer getFreq_limit_per_target() { + return freq_limit_per_target; + } + + + public void setFreq_limit_per_target(Integer freq_limit_per_target) { + this.freq_limit_per_target = freq_limit_per_target; + } + + + public Map<String, String> getTime_window() { + return time_window; + } + + + public void setTime_window(Map<String, String> time_window) { + this.time_window = time_window; + } + + + public Map<String, String> getActive_time_range() { + return active_time_range; + } + + + public void setActive_time_range(Map<String, String> active_time_range) { + this.active_time_range = active_time_range; + } + + + public List<String> getBlacklist() { + return blacklist; + } + + public void setBlacklist(List<String> blacklist) { + this.blacklist = blacklist; + } + + public Constraint(Integer freq_limit_per_target, Map<String, String> time_window) { + this.freq_limit_per_target = freq_limit_per_target; + if(time_window!=null){ + this.time_window = Collections.unmodifiableMap(time_window); + } + } + + public Constraint(List<String> blacklist) { + this.blacklist = new LinkedList<>(blacklist); + } + + public Constraint(Integer freq_limit_per_target, Map<String, String> time_window, List<String> blacklist) { + this.freq_limit_per_target = freq_limit_per_target; + this.time_window = Collections.unmodifiableMap(time_window); + this.blacklist = new LinkedList<>(blacklist); + } + + public Constraint(Integer freq_limit_per_target, Map<String, String> time_window, Map<String, String> active_time_range) { + this(freq_limit_per_target, time_window); + if (active_time_range != null) { + this.active_time_range = Collections.unmodifiableMap(active_time_range); + } + } + + public Constraint(Integer freq_limit_per_target, Map<String, String> time_window, Map<String, String> active_time_range, List<String> blacklist) { + this(freq_limit_per_target, time_window); + if (active_time_range != null) { + this.active_time_range = Collections.unmodifiableMap(active_time_range); + } + if(blacklist!=null){ + this.blacklist = new LinkedList<>(blacklist); + } + } + + public Constraint(Constraint constraint) { + this.freq_limit_per_target = constraint.freq_limit_per_target; + this.time_window = constraint.time_window; + if (constraint.active_time_range != null) { + this.active_time_range = Collections.unmodifiableMap(constraint.active_time_range); + } + this.blacklist = new LinkedList<>(constraint.blacklist); + } + + public boolean isValid() { + return ((freq_limit_per_target == null && time_window != null)|| (time_window == null && freq_limit_per_target != null))? false : true; + } + + @Override + public String toString() { + return "Constraint [freq_limit_per_target=" + freq_limit_per_target + ", time_window=" + time_window + ", active_time_range=" + active_time_range + ", blacklist=" + blacklist + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((freq_limit_per_target == null) ? 0 : freq_limit_per_target.hashCode()); + result = prime * result + ((time_window == null) ? 0 : time_window.hashCode()); + result = prime * result + ((active_time_range == null) ? 0 : active_time_range.hashCode()); + result = prime * result + ((blacklist == null) ? 0 : blacklist.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + Constraint other = (Constraint) obj; + if (freq_limit_per_target == null) { + if (other.freq_limit_per_target != null) + return false; + } else if (!freq_limit_per_target.equals(other.freq_limit_per_target)) + return false; + if (time_window == null) { + if (other.time_window != null) + return false; + } else if (!time_window.equals(other.time_window)) + return false; + if (active_time_range == null) { + if (other.active_time_range != null) + return false; + } else if (!active_time_range.equals(other.active_time_range)) + return false; + if (blacklist == null) { + if (other.blacklist != null) + return false; + } else if (!blacklist.equals(other.blacklist)) + return false; + return true; + } +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/ControlLoopGuard.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/ControlLoopGuard.java new file mode 100644 index 000000000..5d832140c --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/ControlLoopGuard.java @@ -0,0 +1,92 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard; + +import java.util.LinkedList; + +public class ControlLoopGuard { + + private Guard guard; + + private LinkedList<GuardPolicy> guards; + + public ControlLoopGuard() { + //DO Nothing Empty Constructor + } + + public Guard getGuard() { + return guard; + } + + public void setGuard(Guard guard) { + this.guard = guard; + } + + public LinkedList<GuardPolicy> getGuards() { + return guards; + } + + public void setGuards(LinkedList<GuardPolicy> guards) { + this.guards = guards; + } + + public ControlLoopGuard(ControlLoopGuard cLGuard) { + this.guard = new Guard(); + this.guards = new LinkedList<>(cLGuard.guards); + } + + @Override + public String toString() { + return "Guard [guard=" + guard + ", GuardPolicies=" + guards + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((guard == null) ? 0 : guard.hashCode()); + result = prime * result + ((guards == null) ? 0 : guards.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + ControlLoopGuard other = (ControlLoopGuard) obj; + if (guard == null) { + if (other.guard != null) + return false; + } else if (!guard.equals(other.guard)) + return false; + if (guards == null) { + if (other.guards != null) + return false; + } else if (!guards.equals(other.guards)) + return false; + return true; + } + + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/ControlLoopParameter.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/ControlLoopParameter.java new file mode 100644 index 000000000..dafa95094 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/ControlLoopParameter.java @@ -0,0 +1,89 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard; + +public class ControlLoopParameter { + private String controlLoopName; + private String version; + + public String getControlLoopName() { + return controlLoopName; + } + + public void setControlLoopName(String controlLoopName) { + this.controlLoopName = controlLoopName; + } + + public String getVersion() { + return version; + } + + public void setVersion(String version) { + this.version = version; + } + + public ControlLoopParameter(String controlLoopName, String version) { + super(); + this.controlLoopName = controlLoopName; + this.version = version; + } + + public ControlLoopParameter(ControlLoopParameter cl) { + + this.controlLoopName = cl.controlLoopName; + this.version = cl.version; + } + + @Override + public String toString() { + return "ControlLoopParameter [controlLoopName=" + controlLoopName + ", version=" + version + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((controlLoopName == null) ? 0 : controlLoopName.hashCode()); + result = prime * result + ((version == null) ? 0 : version.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + ControlLoopParameter other = (ControlLoopParameter) obj; + if (controlLoopName == null) { + if (other.controlLoopName != null) + return false; + } else if (!controlLoopName.equals(other.controlLoopName)) + return false; + if (version == null) { + if (other.version != null) + return false; + } else if (!version.equals(other.version)) + return false; + return true; + } +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/Guard.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/Guard.java new file mode 100644 index 000000000..453466989 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/Guard.java @@ -0,0 +1,67 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard; + +public class Guard { + + private static final String DEFAULTVERSION = "2.0.0"; + + private String version = DEFAULTVERSION; + + public Guard() { + //DO Nothing empty Constructor. + } + + public String getVersion() { + return version; + } + + public void setVersion(String version) { + this.version = version; + } + + @Override + public String toString() { + return "Guard [version=" + version + "]"; + } + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((version == null) ? 0 : version.hashCode()); + return result; + } + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + Guard other = (Guard) obj; + if (version == null) { + if (other.version != null) + return false; + } else if (!version.equals(other.version)) + return false; + return true; + } +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/GuardPolicy.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/GuardPolicy.java new file mode 100644 index 000000000..2068a46da --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/GuardPolicy.java @@ -0,0 +1,181 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard; + +import java.util.Collections; +import java.util.LinkedList; +import java.util.List; +import java.util.UUID; + +public class GuardPolicy { + + private String id = UUID.randomUUID().toString(); + private String name; + private String description; + private MatchParameters match_parameters; + private LinkedList<Constraint> limit_constraints; + + public GuardPolicy() { + //Do Nothing Empty Constructor. + } + + public String getId() { + return id; + } + + public void setId(String id) { + this.id = id; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public String getDescription() { + return description; + } + + public void setDescription(String description) { + this.description = description; + } + + public MatchParameters getMatch_parameters() { + return match_parameters; + } + + public void setMatch_parameters(MatchParameters match_parameters) { + this.match_parameters = match_parameters; + } + + public LinkedList<Constraint> getLimit_constraints() { + return limit_constraints; + } + + public void setLimit_constraints(LinkedList<Constraint> limit_constraints) { + this.limit_constraints = limit_constraints; + } + + public GuardPolicy(String id) { + this.id = id; + } + + public GuardPolicy(String name, MatchParameters matchParameters) { + this.name = name; + this.match_parameters = matchParameters; + } + + public GuardPolicy(String id, String name, String description, MatchParameters matchParameters) { + this(name, matchParameters); + this.id = id; + this.description = description; + } + + public GuardPolicy(String name, MatchParameters matchParameters, List<Constraint> limitConstraints) { + this(name, matchParameters); + if (limit_constraints != null) { + this.limit_constraints = (LinkedList<Constraint>) Collections.unmodifiableList(limitConstraints); + } + } + + public GuardPolicy(String name, String description, MatchParameters matchParameters, List<Constraint> limitConstraints) { + this(name, matchParameters, limitConstraints); + this.description = description; + } + + public GuardPolicy(String id, String name, String description, MatchParameters matchParameters, List<Constraint> limitConstraints) { + this(name, description, matchParameters, limitConstraints); + this.id = id; + } + + public GuardPolicy(GuardPolicy policy) { + this.id = policy.id; + this.name = policy.name; + this.description = policy.description; + this.match_parameters = new MatchParameters(policy.match_parameters); + if (policy.limit_constraints != null) { + this.limit_constraints = (LinkedList<Constraint>) Collections.unmodifiableList(policy.limit_constraints); + } + } + + public boolean isValid() { + return (id==null || name ==null)? false : true; + } + + @Override + public String toString() { + return "Policy [id=" + id + ", name=" + name + ", description=" + description + ", match_parameters=" + +match_parameters + ", limitConstraints=" + limit_constraints + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((description == null) ? 0 : description.hashCode()); + result = prime * result + ((id == null) ? 0 : id.hashCode()); + result = prime * result + ((name == null) ? 0 : name.hashCode()); + result = prime * result + ((limit_constraints == null) ? 0 : limit_constraints.hashCode()); + result = prime * result + ((match_parameters == null) ? 0 : match_parameters.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + GuardPolicy other = (GuardPolicy) obj; + if (description == null) { + if (other.description != null) + return false; + } else if (!description.equals(other.description)) + return false; + if (id == null) { + if (other.id != null) + return false; + } else if (!id.equals(other.id)) + return false; + if (name == null) { + if (other.name != null) + return false; + } else if (!name.equals(other.name)) + return false; + if (limit_constraints == null) { + if (other.limit_constraints != null) + return false; + } else if (!limit_constraints.equals(other.limit_constraints)) + return false; + if (match_parameters==null){ + if(other.match_parameters !=null) + return false; + } else if(!match_parameters.equals(other.match_parameters)) + return false; + return true; + } + + +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/MatchParameters.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/MatchParameters.java new file mode 100644 index 000000000..da64cfcaa --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/MatchParameters.java @@ -0,0 +1,142 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard; + +import java.util.LinkedList; +import java.util.List; + +public class MatchParameters { + private String controlLoopName; + private String actor; + private String recipe; + private List<String> targets; + + public MatchParameters() { + // Do Nothing Empty Constructor. + } + + public String getControlLoopName() { + return controlLoopName; + } + + public void setControlLoopName(String controlLoopName) { + this.controlLoopName = controlLoopName; + } + + public String getActor() { + return actor; + } + + public void setActor(String actor) { + this.actor = actor; + } + + public String getRecipe() { + return recipe; + } + + public void setRecipe(String recipe) { + this.recipe = recipe; + } + + public List<String> getTargets() { + return targets; + } + + public void setTargets(List<String> targets) { + this.targets = targets; + } + + public MatchParameters(String actor, String recipe) { + this.actor = actor; + this.recipe = recipe; + } + + public MatchParameters(String actor, String recipe, List<String> targets) { + this(actor, recipe); + if (targets != null) { + this.targets = new LinkedList<>(targets); + } + } + + public MatchParameters(String controlLoopName, String actor, String recipe, List<String> targets) { + this(actor, recipe, targets); + this.controlLoopName = controlLoopName; + } + + public MatchParameters(MatchParameters matchParameters) { + + this.controlLoopName = matchParameters.controlLoopName; + this.actor = matchParameters.actor; + this.recipe = matchParameters.recipe; + if (matchParameters.targets != null) { + this.targets = new LinkedList<>(matchParameters.targets); + } + } + + @Override + public String toString() { + return "MatchParameters [controlLoopName=" + controlLoopName + ", actor=" + actor + ", recipe=" + recipe + + ", targets=" + targets + "]"; + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((actor == null) ? 0 : actor.hashCode()); + result = prime * result + ((controlLoopName == null) ? 0 : controlLoopName.hashCode()); + result = prime * result + ((recipe == null) ? 0 : recipe.hashCode()); + result = prime * result + ((targets == null) ? 0 : targets.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + MatchParameters other = (MatchParameters) obj; + if (actor == null) { + if (other.actor != null) + return false; + } else if (!actor.equals(other.actor)) + return false; + if (controlLoopName == null) { + if (other.controlLoopName != null) + return false; + } else if (!controlLoopName.equals(other.controlLoopName)) + return false; + if (recipe == null) { + if (other.recipe != null) + return false; + } else if (!recipe.equals(other.recipe)) + return false; + if (targets == null) { + if (other.targets != null) + return false; + } else if (!targets.equals(other.targets)) + return false; + return true; + } +}
\ No newline at end of file diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/builder/ControlLoopGuardBuilder.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/builder/ControlLoopGuardBuilder.java new file mode 100644 index 000000000..e0e240db7 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/builder/ControlLoopGuardBuilder.java @@ -0,0 +1,130 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard.builder; + +import org.onap.policy.controlloop.policy.builder.BuilderException; +import org.onap.policy.controlloop.policy.builder.Results; +import org.onap.policy.controlloop.policy.guard.Constraint; +import org.onap.policy.controlloop.policy.guard.ControlLoopGuard; +import org.onap.policy.controlloop.policy.guard.Guard; +import org.onap.policy.controlloop.policy.guard.GuardPolicy; +import org.onap.policy.controlloop.policy.guard.builder.impl.ControlLoopGuardBuilderImpl; + +public interface ControlLoopGuardBuilder { + + /** + * Adds one or more guard policies to the Control Loop Guard + * + * + * @param policies + * @return + * @throws BuilderException + */ + public ControlLoopGuardBuilder addGuardPolicy(GuardPolicy... policies) throws BuilderException; + + /** + * Removes one or more guard policies from the Control Loop Guard + * + * + * @param policies + * @return + * @throws BuilderException + */ + public ControlLoopGuardBuilder removeGuardPolicy(GuardPolicy... policies) throws BuilderException; + + /** + * Removes all guard policies from the Control Loop Guard + * + * + * @param + * @return + * @throws BuilderException + */ + public ControlLoopGuardBuilder removeAllGuardPolicies() throws BuilderException; + + /** + * Adds one or more time limit constraints to the guard policy + * + * + * @param id (guard policy id) + * @param constraints + * @return + * @throws BuilderException + */ + public ControlLoopGuardBuilder addLimitConstraint(String id, Constraint... constraints) throws BuilderException; + + /** + * Removes one or more time limit constraints from the guard policy + * + * + * @param id (guard policy id) + * @param constraints + * @return + * @throws BuilderException + */ + public ControlLoopGuardBuilder removeLimitConstraint(String id, Constraint... constraints) throws BuilderException; + + /** + * Removes all time limit constraints from the guard policy + * + * + * @param id (guard policy id) + * @return + * @throws BuilderException + */ + public ControlLoopGuardBuilder removeAllLimitConstraints(String id) throws BuilderException; + + /** + * Simply return a copy of control loop guard + * + * @return ControlLoopGuard + */ + public ControlLoopGuard getControlLoopGuard(); + + /** + * This will compile and build the YAML specification for the Control Loop Guard. Please iterate the Results object for details. + * The Results object will contains warnings and errors. If the specification compiled successfully, you will be able to retrieve the + * YAML. + * + * @return Results + */ + public Results buildSpecification(); + + /** + * The Factory is used to build a ControlLoopGuardBuilder implementation. + * + */ + public static class Factory { + + private Factory(){ + //Do Nothing Private Constructor. + } + /** + * @param guard + * @return ControlLoopGuardBuilder object + * @throws BuilderException + */ + public static ControlLoopGuardBuilder buildControlLoopGuard (Guard guard) throws BuilderException { + + return new ControlLoopGuardBuilderImpl(guard); + + } + } +} diff --git a/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/builder/impl/ControlLoopGuardBuilderImpl.java b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/builder/impl/ControlLoopGuardBuilderImpl.java new file mode 100644 index 000000000..6152a4d08 --- /dev/null +++ b/ONAP-ControlloopPolicy/src/main/java/org/onap/policy/controlloop/policy/guard/builder/impl/ControlLoopGuardBuilderImpl.java @@ -0,0 +1,244 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.policy.controlloop.policy.guard.builder.impl; + +import java.util.LinkedList; + +import org.onap.policy.common.logging.flexlogger.FlexLogger; +import org.onap.policy.common.logging.flexlogger.Logger; +import org.onap.policy.controlloop.compiler.CompilerException; +import org.onap.policy.controlloop.compiler.ControlLoopCompilerCallback; +import org.onap.policy.controlloop.guard.compiler.ControlLoopGuardCompiler; +import org.onap.policy.controlloop.policy.builder.BuilderException; +import org.onap.policy.controlloop.policy.builder.MessageLevel; +import org.onap.policy.controlloop.policy.builder.Results; +import org.onap.policy.controlloop.policy.builder.impl.MessageImpl; +import org.onap.policy.controlloop.policy.builder.impl.ResultsImpl; +import org.onap.policy.controlloop.policy.guard.Constraint; +import org.onap.policy.controlloop.policy.guard.ControlLoopGuard; +import org.onap.policy.controlloop.policy.guard.Guard; +import org.onap.policy.controlloop.policy.guard.GuardPolicy; +import org.onap.policy.controlloop.policy.guard.builder.ControlLoopGuardBuilder; +import org.yaml.snakeyaml.DumperOptions; +import org.yaml.snakeyaml.DumperOptions.FlowStyle; +import org.yaml.snakeyaml.Yaml; + +public class ControlLoopGuardBuilderImpl implements ControlLoopGuardBuilder { + private static Logger logger = FlexLogger.getLogger(ControlLoopGuardBuilderImpl.class.getName()); + private ControlLoopGuard cLGuard; + + public ControlLoopGuardBuilderImpl(Guard guard) { + cLGuard = new ControlLoopGuard(); + cLGuard.setGuard(guard); + } + + @Override + public ControlLoopGuardBuilder addGuardPolicy(GuardPolicy... policies) throws BuilderException { + if (policies == null) { + throw new BuilderException("GuardPolicy must not be null"); + } + for (GuardPolicy policy : policies) { + if (!policy.isValid()) { + throw new BuilderException("Invalid guard policy - some required fields are missing"); + } + if (cLGuard.getGuards() == null) { + cLGuard.setGuards(new LinkedList<>()); + } + cLGuard.getGuards().add(policy); + } + return this; + } + + @Override + public ControlLoopGuardBuilder removeGuardPolicy(GuardPolicy... policies) throws BuilderException { + if (policies == null) { + throw new BuilderException("GuardPolicy must not be null"); + } + if (cLGuard.getGuards() == null) { + throw new BuilderException("No existing guard policies to remove"); + } + for (GuardPolicy policy : policies) { + if (!policy.isValid()) { + throw new BuilderException("Invalid guard policy - some required fields are missing"); + } + boolean removed = cLGuard.getGuards().remove(policy); + if (!removed) { + throw new BuilderException("Unknown guard policy: " + policy.getName()); + } + } + return this; + } + + @Override + public ControlLoopGuardBuilder removeAllGuardPolicies() throws BuilderException { + cLGuard.getGuards().clear(); + return this; + } + + @Override + public ControlLoopGuardBuilder addLimitConstraint(String id, Constraint... constraints) throws BuilderException { + if (id == null) { + throw new BuilderException("The id of target guard policy must not be null"); + } + if (constraints == null) { + throw new BuilderException("Constraint much not be null"); + } + if (!addLimitConstraints(id,constraints)) { + throw new BuilderException("No existing guard policy matching the id: " + id); + } + return this; + } + + private boolean addLimitConstraints(String id, Constraint... constraints) throws BuilderException { + boolean exist = false; + for (GuardPolicy policy: cLGuard.getGuards()) { + // + // We could have only one guard policy matching the id + // + if (policy.getId().equals(id)) { + exist = true; + for (Constraint cons: constraints) { + if (!cons.isValid()) { + throw new BuilderException("Invalid guard constraint - some required fields are missing"); + } + if (policy.getLimit_constraints() == null) { + policy.setLimit_constraints(new LinkedList<>()); + } + policy.getLimit_constraints().add(cons); + } + break; + } + } + return exist; + } + + @Override + public ControlLoopGuardBuilder removeLimitConstraint(String id, Constraint... constraints) throws BuilderException { + if (id == null) { + throw new BuilderException("The id of target guard policy must not be null"); + } + if (constraints == null) { + throw new BuilderException("Constraint much not be null"); + } + if (!removeConstraints(id, constraints)) { + throw new BuilderException("No existing guard policy matching the id: " + id); + } + return this; + } + + private boolean removeConstraints(String id, Constraint... constraints) throws BuilderException { + boolean exist = false; + for (GuardPolicy policy: cLGuard.getGuards()) { + // + // We could have only one guard policy matching the id + // + if (policy.getId().equals(id)) { + exist = true; + for (Constraint cons: constraints) { + if (!cons.isValid()) { + throw new BuilderException("Invalid guard constraint - some required fields are missing"); + } + boolean removed = policy.getLimit_constraints().remove(cons); + if (!removed) { + throw new BuilderException("Unknown guard constraint: " + cons); + } + } + break; + } + } + return exist; + } + + @Override + public ControlLoopGuardBuilder removeAllLimitConstraints(String id) throws BuilderException { + if (cLGuard.getGuards() == null || cLGuard.getGuards().isEmpty()) { + throw new BuilderException("No guard policies exist"); + } + if (id == null) { + throw new BuilderException("The id of target guard policy must not be null"); + } + boolean exist = false; + for (GuardPolicy policy: cLGuard.getGuards()) { + if (policy.getId().equals(id)) { + exist = true; + policy.getLimit_constraints().clear(); + } + } + if (!exist) { + throw new BuilderException("No existing guard policy matching the id: " + id); + } + return this; + } + + + private class BuilderCompilerCallback implements ControlLoopCompilerCallback { + + private ResultsImpl results = new ResultsImpl(); + + @Override + public boolean onWarning(String message) { + results.addMessage(new MessageImpl(message, MessageLevel.WARNING)); + return false; + } + + @Override + public boolean onError(String message) { + results.addMessage(new MessageImpl(message, MessageLevel.ERROR)); + return false; + } + } + + @Override + public ControlLoopGuard getControlLoopGuard() { + return new ControlLoopGuard(this.cLGuard); + } + + + @Override + public Results buildSpecification() { + // + // Dump the specification + // + DumperOptions options = new DumperOptions(); + options.setDefaultFlowStyle(FlowStyle.BLOCK); + options.setPrettyFlow(true); + Yaml yaml = new Yaml(options); + String dumpedYaml = yaml.dump(cLGuard); + // + // This is our callback class for our compiler + // + BuilderCompilerCallback callback = new BuilderCompilerCallback(); + // + // Compile it + // + try { + ControlLoopGuardCompiler.compile(cLGuard, callback); + } catch (CompilerException e) { + logger.error(e.getMessage() + e); + callback.results.addMessage(new MessageImpl(e.getMessage(), MessageLevel.EXCEPTION)); + } + // + // Save the spec + // + callback.results.setSpecification(dumpedYaml); + return callback.results; + } + +} |