diff options
Diffstat (limited to 'controlloop/m2/appclcm/src/main')
5 files changed, 0 insertions, 1073 deletions
diff --git a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmActor.java b/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmActor.java deleted file mode 100644 index ee9ebdc3d..000000000 --- a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmActor.java +++ /dev/null @@ -1,74 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * m2/appclcm - * ================================================================================ - * Copyright (C) 2020 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.m2.appclcm; - -import java.io.Serializable; -import org.onap.policy.controlloop.ControlLoopEvent; -import org.onap.policy.controlloop.policy.Policy; -import org.onap.policy.m2.adapters.VirtualOnsetAdapter; -import org.onap.policy.m2.base.Actor; -import org.onap.policy.m2.base.Operation; -import org.onap.policy.m2.base.Transaction; - -/** - * A single instance of this class is created, and resides within the - * 'nameToActor' table within class 'Transaction', under the key 'APPC'. - */ -public class AppcLcmActor implements Actor, Serializable { - /* *******************/ - /* 'Actor' interface */ - /* *******************/ - - private static final long serialVersionUID = -593438898257647144L; - - - static { - // ensures that 'VirtualOnsetAdapter' has an entry in the - // 'OnsetAdapter' table - VirtualOnsetAdapter.register(); - } - - /** - * Return the name associated with this 'Actor'. - * - * {@inheritDoc} - */ - @Override - public String getName() { - return "APPCLCM"; - } - - /** - * Create an 'Operation' for this 'Actor'. - * - * {@inheritDoc} - */ - @Override - public Operation createOperation( - Transaction transaction, Policy policy, ControlLoopEvent onset, - int attempt) { - - if ("healthcheck".equalsIgnoreCase(policy.getRecipe())) { - return new AppcLcmHealthCheckOperation(transaction, policy, onset, attempt); - } - return new AppcLcmOperation(transaction, policy, onset, attempt); - } -} diff --git a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmHealthCheckOperation.java b/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmHealthCheckOperation.java deleted file mode 100644 index 40e0b0afb..000000000 --- a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmHealthCheckOperation.java +++ /dev/null @@ -1,245 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * m2/appclcm - * ================================================================================ - * Copyright (C) 2020 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.m2.appclcm; - -import java.util.HashMap; -import java.util.Map; -import org.onap.policy.appclcm.AppcLcmDmaapWrapper; -import org.onap.policy.appclcm.AppcLcmOutput; -import org.onap.policy.common.utils.coder.CoderException; -import org.onap.policy.controlloop.ControlLoopEvent; -import org.onap.policy.controlloop.ControlLoopException; -import org.onap.policy.controlloop.policy.Policy; -import org.onap.policy.controlloop.policy.PolicyResult; -import org.onap.policy.guard.PolicyGuardResponse; -import org.onap.policy.m2.appclcm.model.AppcLcmResponseCode; -import org.onap.policy.m2.base.Transaction; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -public class AppcLcmHealthCheckOperation extends AppcLcmOperation { - public static final String DCAE_IPV4_ADDR = - "vserver.l-interface.l3-interface-ipv4-address-list.l3-inteface-ipv4-address"; - - private static Logger logger = LoggerFactory.getLogger(AppcLcmHealthCheckOperation.class); - - private static final long serialVersionUID = 4969322301462776173L; - - public AppcLcmHealthCheckOperation(Transaction transaction, Policy policy, - ControlLoopEvent onset, int attempt) { - super(transaction, policy, onset, attempt); - } - - /** - * This method will attempt to deserialize the json payload from appc and - * then parse the response to determine if the vnf is healthy or unhealthy. - * The "state" field in the payload will contain "healthy" or "unhealthy" - * based on the condition of the vnf. - * - * @param jsonPayload - * the appc lcm response json payload - * @return the string that contains the state of the vnf - */ - @SuppressWarnings("unchecked") - private String getVnfHealthState(String jsonPayload) { - HashMap<String, Object> healthCheckPayloadMap; - try { - healthCheckPayloadMap = coder.decode(jsonPayload, HashMap.class); - } catch (CoderException e) { - return null; - } - - String stateOfHealth = null; - if (healthCheckPayloadMap.containsKey("state")) { - stateOfHealth = healthCheckPayloadMap.get("state").toString(); - } else { - return null; - } - return stateOfHealth; - } - - /** - * An incoming message is being delivered to the operation. - * - * {@inheritDoc} - */ - @Override - public void incomingMessage(Object object) { - if (!(object instanceof AppcLcmDmaapWrapper)) { - if (object instanceof PolicyGuardResponse) { - incomingGuardMessage((PolicyGuardResponse) object); - } - // ignore this message (not sure why we even got it) - return; - } - - // If we reach this point, we have a 'AppcLcmDmaapWrapper' instance. - // The rest of this method is mostly copied from - // 'ControlLoopOperationManager.onResponse'. - - AppcLcmOutput response = ((AppcLcmDmaapWrapper) object).getBody().getOutput(); - - // - // Determine which subrequestID (ie. attempt) - // - int operationAttempt; - try { - operationAttempt = Integer - .parseInt(response.getCommonHeader().getSubRequestId()); - } catch (NumberFormatException e) { - // - // We cannot tell what happened if this doesn't exist - // - this.completeOperation( - this.getAttempt(), - "Policy was unable to parse APP-C SubRequestID (it was null).", - PolicyResult.FAILURE_EXCEPTION); - return; - } - // - // Sanity check the response message - // - if (response.getStatus() == null) { - // - // We cannot tell what happened if this doesn't exist - // - this.completeOperation( - operationAttempt, - "Policy was unable to parse APP-C response status field (it was null).", - PolicyResult.FAILURE_EXCEPTION); - return; - } - // - // Get the Response Code - // - AppcLcmResponseCode responseValue = AppcLcmResponseCode - .toResponseValue(response.getStatus().getCode()); - if (responseValue == null) { - // - // We are unaware of this code - // - this.completeOperation( - operationAttempt, - "Policy was unable to parse APP-C response status code field.", - PolicyResult.FAILURE_EXCEPTION); - return; - } - // - // Ok, let's figure out what APP-C's response is - // - switch (responseValue) { - case ACCEPTED: - // - // This is good, they got our original message and - // acknowledged it. - // - // Is there any need to track this? - // - return; - case ERROR: - case REJECT: - // - // We'll consider these two codes as exceptions - // - this.completeOperation(operationAttempt, - response.getStatus().getMessage(), - PolicyResult.FAILURE_EXCEPTION); - return; - case FAILURE: - // - // APPC could not do a healthcheck - // - this.completeOperation(operationAttempt, - response.getStatus().getMessage(), - PolicyResult.FAILURE); - return; - case SUCCESS: - // - // This means APPC was able to execute the health check. - // The payload has to be parsed to see if the VNF is - // healthy or unhealthy - // - - // - // sanity check the payload - // - if (response.getPayload() == null || response.getPayload().isEmpty()) { - // - // We are cannot parse the payload - // - this.completeOperation( - operationAttempt, - "Policy was unable to parse APP-C response payload because it was null.", - PolicyResult.FAILURE_EXCEPTION); - return; - } - - // - // parse the payload to see if the VNF is healthy/unhealthy - // - String vnfHealthState = getVnfHealthState(response.getPayload()); - if ("healthy".equalsIgnoreCase(vnfHealthState)) { - this.completeOperation(operationAttempt, "VNF is healthy", - PolicyResult.SUCCESS); - } else if ("unhealthy".equalsIgnoreCase(vnfHealthState)) { - this.completeOperation(operationAttempt, "VNF is unhealthy", - PolicyResult.FAILURE); - } else { - this.completeOperation( - operationAttempt, - "Error: Could not determine the state of the VNF." - + " The state field in the APPC response payload was unrecognized or null.", - PolicyResult.FAILURE_EXCEPTION); - } - return; - default: - return; - } - } - - /** - * This method will construct a payload for a health check. - * The payload must be an escaped json string so gson is used - * to convert the payload hashmap into json - * - * @return an escaped json string representation of the payload - * @throws ControlLoopException if it occurs - */ - @Override - protected String setPayload(Map<String, String> aai, String recipe) throws ControlLoopException { - Map<String, String> payload = new HashMap<>(); - - // Extract oam ip address from the onset - String ipAddr = aai.get(DCAE_IPV4_ADDR); - if (ipAddr != null) { - payload.put("host-ip-address", ipAddr); - } else { - logger.error("Error - IPv4 Address not found in the onset"); - setErrorStatus("Error - IPv4 Address not found in the onset"); - } - - try { - return coder.encode(payload); - } catch (CoderException e) { - return null; - } - } -} diff --git a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmOperation.java b/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmOperation.java deleted file mode 100644 index cbd7413f9..000000000 --- a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/AppcLcmOperation.java +++ /dev/null @@ -1,695 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * m2/appclcm - * ================================================================================ - * Copyright (C) 2020 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.m2.appclcm; - -import com.google.common.collect.ImmutableList; -import java.io.Serializable; -import java.util.HashMap; -import java.util.Map; -import lombok.Getter; -import org.onap.policy.appclcm.AppcLcmBody; -import org.onap.policy.appclcm.AppcLcmCommonHeader; -import org.onap.policy.appclcm.AppcLcmDmaapWrapper; -import org.onap.policy.appclcm.AppcLcmInput; -import org.onap.policy.appclcm.AppcLcmOutput; -import org.onap.policy.common.utils.coder.CoderException; -import org.onap.policy.common.utils.coder.StandardCoder; -import org.onap.policy.controlloop.ControlLoopEvent; -import org.onap.policy.controlloop.ControlLoopException; -import org.onap.policy.controlloop.ControlLoopOperation; -import org.onap.policy.controlloop.VirtualControlLoopEvent; -import org.onap.policy.controlloop.policy.Policy; -import org.onap.policy.controlloop.policy.PolicyResult; -import org.onap.policy.controlloop.policy.TargetType; -import org.onap.policy.drools.m2.lock.LockAdjunct; -import org.onap.policy.guard.PolicyGuardResponse; -import org.onap.policy.m2.appclcm.model.AppcLcmResponseCode; -import org.onap.policy.m2.base.GuardAdjunct; -import org.onap.policy.m2.base.Operation; -import org.onap.policy.m2.base.Transaction; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/** - * This class is used for all APPC LCM operations. The only difference between - * operation types (Restart, Rebuild, Migrate, Evacuate, or HealthCheck) as - * far as DroolsPDP is concerned, is the operation name (policy.recipe). - * It is up to APPC to interpret these operations. - */ -public class AppcLcmOperation implements Operation, LockAdjunct.Requestor, Serializable { - public static final String DCAE_CLOSEDLOOP_DISABLED_FIELD = "vserver.is-closed-loop-disabled"; - public static final String DCAE_VSERVER_SELF_LINK_FIELD = "vserver.selflink"; - public static final String DCAE_IDENTITY_FIELD = "cloud-region.identity-url"; - public static final String DCAE_VNF_NAME_FIELD = "generic-vnf.vnf-name"; - public static final String DCAE_VNF_ID_FIELD = "generic-vnf.vnf-id"; - public static final String DCAE_VSERVER_ID_FIELD = "vserver.vserver-id"; - public static final String DCAE_TENANT_ID_FIELD = "tenant.tenant-id"; - - public static final String APPC_LCM_VM_ID_FIELD = "vm-id"; - public static final String APPC_LCM_IDENTITY_URL_FIELD = "identity-url"; - public static final String APPC_LCM_TENANT_ID_FIELD = "tenant-id"; - - private static Logger logger = LoggerFactory.getLogger(AppcLcmOperation.class); - - private static final long serialVersionUID = 5062964240000304989L; - - private static final String DCAE_ONSET_MISSING = "dcae onset is missing "; - - // state when waiting for a lock - public static final String LCM_WAIT_FOR_LOCK = "LCM.WAIT_FOR_LOCK"; - - // state when waiting for a response from 'guard' - public static final String LCM_GUARD_PENDING = "LCM.GUARD_PENDING"; - - // state when ready to send out the LCM message - public static final String LCM_BEGIN = "LCM.BEGIN"; - - // state when waiting for a response from APPC - public static final String LCM_PENDING = "LCM.PENDING"; - - // state when processing can't continue due to errors - public static final String LCM_ERROR = "LCM.ERROR"; - - // state when the operation has completed (success, failure, or timeout) - public static final String LCM_COMPLETE = "LCM.COMPLETE"; - - // the APPC LCM recipes supported by Policy - private static final ImmutableList<String> recipes = ImmutableList.of( - "Restart", "Rebuild", "Migrate", "Evacuate", - "HealthCheck", "Reboot", "Start", "Stop"); - - // used for JSON <-> String conversion - protected static StandardCoder coder = new StandardCoder(); - - // current state -- one of the 6 values, above - @Getter(onMethod = @__({@Override})) - private String state; - - // transaction associated with this operation - private Transaction transaction; - - // policy associated with this operation - @Getter(onMethod = @__({@Override})) - private Policy policy; - - // initial onset message - private VirtualControlLoopEvent onset; - - // attempt associated with this operation - @Getter(onMethod = @__({@Override})) - private int attempt; - - // message, if any, associated with the result of this operation - @Getter(onMethod = @__({@Override})) - private String message = null; - - // operation result -- set to a non-null value when the operation completes - @Getter(onMethod = @__({@Override})) - private PolicyResult result = null; - - // the APPC LCM 'target' derived from the onset - private String target; - - // reference to a Transaction adjunct supporting guard operations - private GuardAdjunct guardAdjunct; - - // counter for how many partial failures were received from appc - private int partialFailureCount = 0; - - // counter for how many partial success were received from appc - private int partialSuccessCount = 0; - - /** - * Constructor -- initialize an LCM operation instance, - * try to acquire a lock, and start the guard query if we are ready. - * - * @param transaction the transaction the operation is running under - * @param policy the policy associated with this operation - * @param onset the initial onset event that triggered the transaction - * @param attempt this value starts at 1, and is incremented for each retry - */ - public AppcLcmOperation(Transaction transaction, Policy policy, ControlLoopEvent onset, - int attempt) { - // state prior to aquiring the lock - // (will be changed when the lock is acquired) - this.state = LCM_WAIT_FOR_LOCK; - this.transaction = transaction; - this.policy = policy; - this.attempt = attempt; - - if (!(onset instanceof VirtualControlLoopEvent)) { - // we need the correct 'onset' event type - state = LCM_COMPLETE; - result = PolicyResult.FAILURE; - message = "Onset event has the wrong type"; - return; - } - - this.onset = (VirtualControlLoopEvent) onset; - - // fetch or create the guard adjunct -- note that 'guard' operations are - // only performed if a 'GuardContext' is present, and the adjunct was - // created by the Drools rules prior to creating this operation - this.guardAdjunct = transaction.getAdjunct(GuardAdjunct.class); - - // attempt to get a lock for the VM -- if we get it immediately, - // we can go to the 'LCM_GUARD_PENDING' or 'LCM_BEGIN' state - - target = this.onset.getAai().get(onset.getTarget()); - String key = onset.getTargetType() + ":" + target; - if (transaction.getAdjunct(LockAdjunct.class).getLock(this, key, - transaction.getRequestId().toString(), false)) { - // lock was acquired immediately -- move on to the 'guard query' - // phase - guardQuery(); - } - } - - /** - * A method returning true if the A&AI subtag exists - * and the control loop exists and is not disabled and - * the target field exists as a key in the A&AI subtag. - * - * @param transaction the transaction corresponding to an event - * @param event the onset containing the A&AI subtag - * @return true if the A&AI subtag is valid, false otherwise - */ - public static boolean isAaiValid(Transaction transaction, VirtualControlLoopEvent event) { - if (event.getAai() == null) { - transaction.setNotificationMessage("No A&AI Subtag"); - return false; - } else if (!event.getAai().containsKey(DCAE_CLOSEDLOOP_DISABLED_FIELD)) { - transaction.setNotificationMessage(DCAE_CLOSEDLOOP_DISABLED_FIELD - + " information missing"); - return false; - } else if (isClosedLoopDisabled(event.getAai())) { - transaction.setNotificationMessage(DCAE_CLOSEDLOOP_DISABLED_FIELD - + " is set to true"); - return false; - } else if (!event.getAai().containsKey(event.getTarget())) { - transaction.setNotificationMessage("target field invalid - must have corresponding AAI value"); - return false; - } - return true; - } - - private static boolean isClosedLoopDisabled(Map<String, String> map) { - if (!map.containsKey(DCAE_CLOSEDLOOP_DISABLED_FIELD)) { - return false; - } - String disabled = map.get(DCAE_CLOSEDLOOP_DISABLED_FIELD); - return ("true".equalsIgnoreCase(disabled) || "y".equalsIgnoreCase(disabled)); - } - - /** - * trigger an asynchronous guard query -- if guard is not enabled, - * we go directly to the 'LCM_BEGIN' state. - */ - private void guardQuery() { - if (guardAdjunct.asyncQuery(policy, target, onset.getRequestId().toString())) { - // 'GuardContext' is available -- - // wait for an incoming 'PolicyGuardResponse' message - this.state = LCM_GUARD_PENDING; - } else { - // no 'GuardContext' is available -- go directly to the 'begin' state - this.state = LCM_BEGIN; - transaction.modify(); - } - } - - /*=====================================*/ - /* 'LockAdjunct.Requestor' interface */ - /*=====================================*/ - - /** - * This method is called by 'LockAdjunct' if we initially had to wait for - * the lock, but it has now became available. - */ - public void lockAvailable() { - if (LCM_WAIT_FOR_LOCK.equals(this.state)) { - // we have the lock -- invoke 'quardQuery()', - // go to the appropriate state, and mark the transaction as modified - guardQuery(); - - // the 'lockAvailable' method was presumably triggered by the - // release - // of the lock by an unrelated transaction -- 'transaction.modify' - // is - // called to let Drools know that our transaction has gone through a - // state change - transaction.modify(); - } - } - - /** - * This method is called by 'LockAdjunct' if the lock was unable to be - * obtained. - */ - public void lockUnavailable() { - if (LCM_WAIT_FOR_LOCK.equals(this.state)) { - try { - setErrorStatus("Already processing event with this target"); - } catch (ControlLoopException e) { - logger.debug("Lock could not be obtained for this operation"); - } - } - } - - /*=======================*/ - /* 'Operation' interface */ - /*=======================*/ - - /** - * This method maps the recipe to the correct rpc-name syntax. - */ - private String toRpcName(String recipe) { - String rpcName = recipe.toLowerCase(); - if ("healthcheck".equals(rpcName)) { - rpcName = "health-check"; - } - return rpcName; - } - - /** - * This method forwards the construction of the recipe's - * payload to the proper handler. - * - * @return a json representation of the payload - * @throws ControlLoopException if it occurs - */ - protected String setPayload(Map<String, String> aai, String recipe) throws ControlLoopException { - Map<String, String> payload = null; - - switch (recipe) { - case "restart": - case "rebuild": - case "migrate": - case "evacuate": - case "start": - case "stop": - if (this.policy.getTarget().getType() == TargetType.VM) { - payload = setCommonPayload(aai); - } - break; - case "reboot": - payload = setRebootPayload(); - break; - default: - break; - } - - if (payload == null) { - return null; - } - - try { - return coder.encode(payload); - } catch (CoderException e) { - return null; - } - } - - /** - * This method will construct a payload for a restart, rebuild, - * migrate, or evacuate. The payload must be an escaped json - * string so gson is used to convert the payload hashmap into - * json - * - * @return a hashmap representation of the payload - * @throws ControlLoopException if it occurs - */ - private Map<String, String> setCommonPayload(Map<String, String> aai) throws ControlLoopException { - Map<String, String> payload = new HashMap<>(); - for (Map.Entry<String, String> entry : aai.entrySet()) { - switch (entry.getKey()) { - case DCAE_VSERVER_SELF_LINK_FIELD: - if (entry.getValue() != null) { - payload.put(APPC_LCM_VM_ID_FIELD, entry.getValue()); - } else { - setErrorStatus(DCAE_ONSET_MISSING + DCAE_VSERVER_SELF_LINK_FIELD); - } - break; - case DCAE_IDENTITY_FIELD: - if (entry.getValue() != null) { - payload.put(APPC_LCM_IDENTITY_URL_FIELD, entry.getValue()); - } else { - setErrorStatus(DCAE_ONSET_MISSING + DCAE_IDENTITY_FIELD); - } - break; - case DCAE_TENANT_ID_FIELD: - if (entry.getValue() != null) { - payload.put(APPC_LCM_TENANT_ID_FIELD, entry.getValue()); - } else { - setErrorStatus(DCAE_ONSET_MISSING + DCAE_TENANT_ID_FIELD); - } - break; - default: - break; - } - } - - return payload; - } - - /** - * This method will construct a payload for a reboot. - * The payload must be an escaped json string so gson is used - * to convert the payload hashmap into json. The reboot payload - * requires a type of "HARD" or "SOFT" reboot from the policy - * defined through CLAMP. - * - * @return an escaped json string representation of the payload - */ - private Map<String, String> setRebootPayload() throws ControlLoopException { - Map<String, String> payload = new HashMap<>(); - - if (this.policy.getTarget().getType() == TargetType.VM) { - payload = setCommonPayload(onset.getAai()); - // The tenant-id is not used for the reboot request so we can remove - // it after being added by the common payload - payload.remove(APPC_LCM_TENANT_ID_FIELD); - } - - // Extract "HARD" or "SOFT" from YAML policy - String type = this.policy.getPayload().get("type").toUpperCase(); - payload.put("type", type); - - return payload; - } - - /** - * Return the request message associated with this operation. - * - * {@inheritDoc} - * - * @throws ControlLoopException if it occurs - */ - @Override - public Object getRequest() throws ControlLoopException { - AppcLcmCommonHeader commonHeader = new AppcLcmCommonHeader(); - commonHeader.setRequestId(onset.getRequestId()); - commonHeader.setOriginatorId("POLICY"); - commonHeader.setSubRequestId(String.valueOf(attempt)); - - // Policy will send a default ttl of 10 minutes (600 seconds) - Map<String, String> flags = new HashMap<>(); - flags.put("ttl", "600"); - commonHeader.setFlags(flags); - - String action = null; - for (String recipe: recipes) { - if (recipe.equalsIgnoreCase(policy.getRecipe())) { - action = recipe; - break; - } - } - - if (action == null) { - setErrorStatus("Error - invalid recipe"); - } - - Map<String, String> actionIdentifiers = new HashMap<>(); - - // The vnf-id is needed for both VNF and VM level operations - if (onset.getAai().containsKey(DCAE_VNF_NAME_FIELD)) { - actionIdentifiers.put("vnf-id", onset.getAai().get(DCAE_VNF_ID_FIELD)); - } else { - logger.error("Error - no AAI DCAE VNF NAME key in the onset"); - setErrorStatus("Error - no VNF NAME key in the onset"); - } - - if (this.policy.getTarget().getType() == TargetType.VM) { - if (onset.getAai().containsKey(DCAE_VSERVER_ID_FIELD)) { - actionIdentifiers.put("vserver-id", onset.getAai().get(DCAE_VSERVER_ID_FIELD)); - } else { - logger.error("Error - no DCAE VSERVER ID key in the onset AAI\n"); - setErrorStatus("Error - no VSERVER ID key in the onset"); - } - } - - String payload = setPayload(onset.getAai(), action.toLowerCase()); - - // construct an APPC LCM 'Request' message - AppcLcmInput request = new AppcLcmInput(); - - request.setCommonHeader(commonHeader); - request.setAction(action); - request.setActionIdentifiers(actionIdentifiers); - request.setPayload(payload); - - // Pass the LCM request to the LCM wrapper - AppcLcmDmaapWrapper dmaapWrapper = new AppcLcmDmaapWrapper(); - dmaapWrapper.setVersion("2.0"); - AppcLcmBody appcBody = new AppcLcmBody(); - appcBody.setInput(request); - dmaapWrapper.setBody(appcBody); - dmaapWrapper.setCorrelationId(onset.getRequestId() + "-" + attempt); - dmaapWrapper.setRpcName(toRpcName(action)); - dmaapWrapper.setType("request"); - - // go to the LCM_PENDING state, under the assumption that the - // calling Drools code will send out the message we are returning - this.state = LCM_PENDING; - transaction.modify(); - return dmaapWrapper; - } - - /** - * This method is called by 'incomingMessage' when the message is a - * 'PolicyGuardResponse' message (leaving 'incomingMessage' to focus on - * 'Response' messages). - * - * @param response the received guard response message - */ - void incomingGuardMessage(PolicyGuardResponse response) { - // this message is only meaningful if we are waiting for a - // 'guard' response -- ignore it, if this isn't the case - if (LCM_GUARD_PENDING.equals(this.state)) { - if ("Deny".equals(response.getResult())) { - // this is a guard failure - logger.error("LCM operation denied by 'Guard'"); - this.message = "Denied by Guard"; - this.result = PolicyResult.FAILURE_GUARD; - this.state = LCM_COMPLETE; - } else { - // everything else is treated as 'Permit' - this.state = LCM_BEGIN; - transaction.modify(); - } - } - } - - /** - * An incoming message is being delivered to the operation. - * - * {@inheritDoc} - */ - @Override - public void incomingMessage(Object object) { - if (! (object instanceof AppcLcmDmaapWrapper)) { - if (object instanceof PolicyGuardResponse) { - incomingGuardMessage((PolicyGuardResponse) object); - } else if (object instanceof ControlLoopEvent) { - incomingAbatedEvent((ControlLoopEvent) object); - } - // ignore this message (not sure why we even got it) - return; - } - - // If we reach this point, we have a 'AppcLcmDmaapWrapper' instance. - // The rest of this method is mostly copied from - // 'ControlLoopOperationManager.onResponse'. - - AppcLcmOutput response = ((AppcLcmDmaapWrapper) object).getBody().getOutput(); - - // - // Determine which subrequestID (ie. attempt) - // - int operationAttempt; - try { - operationAttempt = Integer.parseInt(response.getCommonHeader() - .getSubRequestId()); - } catch (NumberFormatException e) { - // - // We cannot tell what happened if this doesn't exist - // If the attempt cannot be parsed then we assume it is - // the current attempt - // - this.completeOperation(this.attempt, "Policy was unable to parse APP-C SubRequestID (it was null).", - PolicyResult.FAILURE_EXCEPTION); - return; - } - // - // Sanity check the response message - // - if (response.getStatus() == null) { - // - // We cannot tell what happened if this doesn't exist - // - this.completeOperation(operationAttempt, - "Policy was unable to parse APP-C response status field (it was null).", - PolicyResult.FAILURE_EXCEPTION); - return; - } - // - // Get the Response Code - // - AppcLcmResponseCode responseValue = AppcLcmResponseCode.toResponseValue(response.getStatus().getCode()); - if (responseValue == null) { - // - // We are unaware of this code - // - this.completeOperation(operationAttempt, "Policy was unable to parse APP-C response status code field.", - PolicyResult.FAILURE_EXCEPTION); - return; - } - // - // Ok, let's figure out what APP-C's response is - // - switch (responseValue) { - case ACCEPTED: - // - // This is good, they got our original message and - // acknowledged it. - // - // Is there any need to track this? - // - return; - case PARTIAL_SUCCESS: - // - // Keep count of partial successes to determine - // if retries should be done at the vnf level - // - this.partialSuccessCount++; - return; - case PARTIAL_FAILURE: - // - // Keep count of partial failures to determine - // if no retries should be done - // - this.partialFailureCount++; - return; - case ERROR: - case REJECT: - // - // We'll consider these two codes as exceptions - // - this.completeOperation(operationAttempt, response.getStatus() - .getMessage(), PolicyResult.FAILURE_EXCEPTION); - return; - case SUCCESS: - // - // - // - this.completeOperation(operationAttempt, response.getStatus() - .getMessage(), PolicyResult.SUCCESS); - return; - case FAILURE: - // For the VNF level operations, retries will be attempted only - // if ALL individual VMs failed the operation - if (this.partialSuccessCount == 0) { - // Since there are no partial successes, that means all VMs failed - // if all vms fail, we can retry the VNF level action - this.completeOperation(operationAttempt, response.getStatus() - .getMessage(), PolicyResult.FAILURE); - } else if (this.partialFailureCount > 0) { - // Since only a subset of VMs had partial failures, - // the result should go to final failure and not - // retry or move on to the next policy in the chain. - this.completeOperation(operationAttempt, response.getStatus() - .getMessage(), PolicyResult.FAILURE_EXCEPTION); - } - return; - default: - break; - } - } - - /** - * This method is called by 'incomingMessage' only when an 'ABATED' event is received before an APPC - * request is sent. - * - * @param event the control loop event that was received - */ - private void incomingAbatedEvent(ControlLoopEvent event) { - // check if ClosedLoopEventStatus is 'abated' - if (event.isEventStatusValid() && "ABATED".equalsIgnoreCase(event.getClosedLoopEventStatus().toString())) { - this.result = PolicyResult.SUCCESS; - this.message = "Abatement received before APPC request was sent"; - this.state = LCM_COMPLETE; - } - } - - /** - * This method is called by 'incomingMessage' in order to complete the - * operation. - * - * @param attempt the operation attempt indicated in the response message - * @param message the value to store in the 'message' field' - * @param result the value to store in the 'result' field - */ - void completeOperation(int attempt, String message, PolicyResult result) { - logger.debug("LCM: completeOperation(this.attempt={}, attempt={}, result={}, message ={})", - this.attempt, attempt, result, message); - if (this.attempt == attempt) { - // we need to verify that the attempt matches in order to reduce the - // chances that we are reacting to a prior 'Response' message that - // was received after we timed out (unfortunately, we can't guarantee - // this, because we have no reliable way to verify the 'recipe') - - this.message = message; - this.result = result; - state = LCM_COMPLETE; - } - } - - /** - * The operation has timed out. - * - * {@inheritDoc} - */ - @Override - public void timeout() { - result = PolicyResult.FAILURE_TIMEOUT; - state = LCM_COMPLETE; - } - - void setErrorStatus(String message) throws ControlLoopException { - result = PolicyResult.FAILURE_EXCEPTION; - state = LCM_ERROR; - this.message = message; - transaction.modify(); - throw new ControlLoopException(message); - } - - /** - * This is called right after it's history entry has been completed. - * - * {@inheritDoc} - */ - @Override - public void histEntryCompleted(ControlLoopOperation histEntry) { - // give 'guard' a chance to create a DB entry (this only happens if - // we really have a 'GuardContext', and all of the needed parameters - // were provided in the '*-controller.properties' file) - guardAdjunct.asyncCreateDbEntry(histEntry, target); - } -} diff --git a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/model/AppcLcmResponseCode.java b/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/model/AppcLcmResponseCode.java deleted file mode 100644 index ca812a4db..000000000 --- a/controlloop/m2/appclcm/src/main/java/org/onap/policy/m2/appclcm/model/AppcLcmResponseCode.java +++ /dev/null @@ -1,58 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * m2/appclcm - * ================================================================================ - * Copyright (C) 2020 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.m2.appclcm.model; - -import java.io.Serializable; - -public enum AppcLcmResponseCode implements Serializable { - ACCEPTED, ERROR, REJECT, SUCCESS, FAILURE, PARTIAL_SUCCESS, PARTIAL_FAILURE; - - private static final long serialVersionUID = 1L; - - /** - * Translates the code to a string value that represents the meaning of the - * code. - * - * @param code - * the numeric value that is returned by APPC based on success, - * failure, etc. of the action requested - * @return the enum value equivalent of the APPC response code - */ - public static AppcLcmResponseCode toResponseValue(int code) { - if (code == 100) { - return ACCEPTED; - } else if (code == 200) { - return ERROR; - } else if (code >= 300 && code <= 316) { - return REJECT; - } else if (code == 400) { - return SUCCESS; - } else if (code == 450 || (code >= 401 && code <= 406)) { - return FAILURE; - } else if (code == 500) { - return PARTIAL_SUCCESS; - } else if (code >= 501 && code <= 599) { - return PARTIAL_FAILURE; - } - return null; - } - -} diff --git a/controlloop/m2/appclcm/src/main/resources/META-INF/services/org.onap.policy.m2.base.Actor b/controlloop/m2/appclcm/src/main/resources/META-INF/services/org.onap.policy.m2.base.Actor deleted file mode 100644 index 2e6065608..000000000 --- a/controlloop/m2/appclcm/src/main/resources/META-INF/services/org.onap.policy.m2.base.Actor +++ /dev/null @@ -1 +0,0 @@ -org.onap.policy.m2.appclcm.AppcLcmActor |