Examples with EventProcessorService org.wso2.carbon.event.processor.core.EventProcessorService used on opensource projects

Example 1 with EventProcessorService

use of org.wso2.carbon.event.processor.core.EventProcessorService in project carbon-apimgt by wso2.

the class PolicyUtil method deployPolicy.

/**
 * Deploy the given throttle policy in the Traffic Manager.
 *
 * @param policy      policy object
 * @param policyEvent policy event object which was triggered
 */
public static void deployPolicy(Policy policy, PolicyEvent policyEvent) {
    EventProcessorService eventProcessorService = ServiceReferenceHolder.getInstance().getEventProcessorService();
    ThrottlePolicyTemplateBuilder policyTemplateBuilder = new ThrottlePolicyTemplateBuilder();
    Map<String, String> policiesToDeploy = new HashMap<>();
    List<String> policiesToUndeploy = new ArrayList<>();
    try {
        PrivilegedCarbonContext.startTenantFlow();
        PrivilegedCarbonContext.getThreadLocalCarbonContext().setTenantDomain(APIConstants.SUPER_TENANT_DOMAIN, true);
        String policyFile;
        String policyString;
        if (Policy.PolicyType.SUBSCRIPTION.equals(policy.getType()) && policy instanceof SubscriptionPolicy) {
            // Add Subscription policy
            policyFile = String.join(APIConstants.DELEM_UNDERSCORE, policy.getTenantDomain(), PolicyConstants.POLICY_LEVEL_SUB, policy.getName());
            policyString = policyTemplateBuilder.getThrottlePolicyForSubscriptionLevel((SubscriptionPolicy) policy);
            policiesToDeploy.put(policyFile, policyString);
        } else if (Policy.PolicyType.APPLICATION.equals(policy.getType()) && policy instanceof ApplicationPolicy) {
            // Add Application policy
            policyFile = String.join(APIConstants.DELEM_UNDERSCORE, policy.getTenantDomain(), PolicyConstants.POLICY_LEVEL_APP, policy.getName());
            policyString = policyTemplateBuilder.getThrottlePolicyForAppLevel((ApplicationPolicy) policy);
            policiesToDeploy.put(policyFile, policyString);
        } else if (Policy.PolicyType.API.equals(policy.getType()) && policy instanceof ApiPolicy) {
            // Add API policy
            policiesToDeploy = policyTemplateBuilder.getThrottlePolicyForAPILevel((ApiPolicy) policy);
            String defaultPolicy = policyTemplateBuilder.getThrottlePolicyForAPILevelDefault((ApiPolicy) policy);
            policyFile = String.join(APIConstants.DELEM_UNDERSCORE, policy.getTenantDomain(), PolicyConstants.POLICY_LEVEL_RESOURCE, policy.getName());
            String defaultPolicyName = policyFile + APIConstants.THROTTLE_POLICY_DEFAULT;
            policiesToDeploy.put(defaultPolicyName, defaultPolicy);
            if (policyEvent instanceof APIPolicyEvent) {
                List<Integer> deletedConditionGroupIds = ((APIPolicyEvent) policyEvent).getDeletedConditionGroupIds();
                // Undeploy removed condition groups
                if (deletedConditionGroupIds != null) {
                    for (int conditionGroupId : deletedConditionGroupIds) {
                        policiesToUndeploy.add(policyFile + APIConstants.THROTTLE_POLICY_CONDITION + conditionGroupId);
                    }
                }
            }
        } else if (Policy.PolicyType.GLOBAL.equals(policy.getType()) && policy instanceof GlobalPolicy) {
            // Add Global policy
            GlobalPolicy globalPolicy = (GlobalPolicy) policy;
            policyFile = String.join(APIConstants.DELEM_UNDERSCORE, PolicyConstants.POLICY_LEVEL_GLOBAL, policy.getName());
            policyString = policyTemplateBuilder.getThrottlePolicyForGlobalLevel(globalPolicy);
            policiesToDeploy.put(policyFile, policyString);
        }
        // Undeploy removed policies
        undeployPolicies(policiesToUndeploy);
        for (Map.Entry<String, String> pair : policiesToDeploy.entrySet()) {
            String policyPlanName = pair.getKey();
            String flowString = pair.getValue();
            String executionPlan = null;
            try {
                executionPlan = eventProcessorService.getActiveExecutionPlan(policyPlanName);
            } catch (ExecutionPlanConfigurationException e) {
                // Deploy new policies
                eventProcessorService.deployExecutionPlan(flowString);
            }
            if (executionPlan != null) {
                // Update existing policies
                eventProcessorService.editActiveExecutionPlan(flowString, policyPlanName);
            }
        }
    } catch (APITemplateException e) {
        log.error("Error in creating execution plan", e);
    } catch (ExecutionPlanConfigurationException | ExecutionPlanDependencyValidationException e) {
        log.error("Error in deploying execution plan", e);
    } finally {
        PrivilegedCarbonContext.endTenantFlow();
    }
}

Example 2 with EventProcessorService

use of org.wso2.carbon.event.processor.core.EventProcessorService in project carbon-apimgt by wso2.

the class PolicyUtilTest method testUpdatePolicy_SubType.

@Test
public void testUpdatePolicy_SubType() throws ExecutionPlanConfigurationException, ExecutionPlanDependencyValidationException {
    Mockito.when(eventProcessorService.getActiveExecutionPlan(Mockito.anyString())).thenReturn("EXECUTION_PLAN");
    SubscriptionPolicy policy = TestUtil.getPolicySubLevel();
    SubscriptionPolicyEvent policyEvent = new SubscriptionPolicyEvent(UUID.randomUUID().toString(), System.currentTimeMillis(), APIConstants.EventType.POLICY_UPDATE.name(), -1234, policy.getTenantDomain(), policy.getId(), policy.getName(), policy.getDefaultLimit().getQuotaType(), policy.getRateLimitCount(), policy.getRateLimitTimeUnit(), policy.isStopOnQuotaReach(), policy.getGraphQLMaxDepth(), policy.getGraphQLMaxComplexity(), policy.getSubscriberCount());
    PolicyUtil.deployPolicy(policy, policyEvent);
    Mockito.verify(eventProcessorService, Mockito.times(1)).editActiveExecutionPlan(Mockito.anyString(), Mockito.anyString());
}

Example 3 with EventProcessorService

use of org.wso2.carbon.event.processor.core.EventProcessorService in project carbon-apimgt by wso2.

the class PolicyUtilTest method testUpdatePolicy_GlobalType.

@Test
public void testUpdatePolicy_GlobalType() throws ExecutionPlanConfigurationException, ExecutionPlanDependencyValidationException {
    Mockito.when(eventProcessorService.getActiveExecutionPlan(Mockito.anyString())).thenReturn("EXECUTION_PLAN");
    GlobalPolicy policy = TestUtil.getPolicyGlobalLevel();
    GlobalPolicyEvent policyEvent = new GlobalPolicyEvent(UUID.randomUUID().toString(), System.currentTimeMillis(), APIConstants.EventType.POLICY_UPDATE.name(), -1234, policy.getTenantDomain(), policy.getId(), policy.getName());
    PolicyUtil.deployPolicy(policy, policyEvent);
    Mockito.verify(eventProcessorService, Mockito.times(1)).editActiveExecutionPlan(Mockito.anyString(), Mockito.anyString());
}

Example 4 with EventProcessorService

use of org.wso2.carbon.event.processor.core.EventProcessorService in project carbon-apimgt by wso2.

the class PolicyUtilTest method testDeletePolicy_SubType.

@Test
public void testDeletePolicy_SubType() throws ExecutionPlanConfigurationException {
    SubscriptionPolicy policy = TestUtil.getPolicySubLevel();
    SubscriptionPolicyEvent policyEvent = new SubscriptionPolicyEvent(UUID.randomUUID().toString(), System.currentTimeMillis(), APIConstants.EventType.POLICY_DELETE.name(), -1234, policy.getTenantDomain(), policy.getId(), policy.getName(), policy.getDefaultLimit().getQuotaType(), policy.getRateLimitCount(), policy.getRateLimitTimeUnit(), policy.isStopOnQuotaReach(), policy.getGraphQLMaxDepth(), policy.getGraphQLMaxComplexity(), policy.getSubscriberCount());
    Mockito.when(eventProcessorService.getActiveExecutionPlan(policy.getTenantDomain() + "_" + PolicyConstants.POLICY_LEVEL_SUB + "_" + policy.getName())).thenReturn("EXECUTION_PLAN");
    PolicyUtil.undeployPolicy(policyEvent);
    Mockito.verify(eventProcessorService, Mockito.times(1)).undeployActiveExecutionPlan(Mockito.anyString());
}

Example 5 with EventProcessorService

use of org.wso2.carbon.event.processor.core.EventProcessorService in project carbon-apimgt by wso2.

the class PolicyUtilTest method testUpdatePolicy_APIType.

@Test
public void testUpdatePolicy_APIType() throws ExecutionPlanConfigurationException, ExecutionPlanDependencyValidationException {
    ApiPolicy policy = TestUtil.getPolicyAPILevel();
    List<Integer> deletedConditionGroupIds = new ArrayList<>();
    deletedConditionGroupIds.add(5);
    deletedConditionGroupIds.add(6);
    APIPolicyEvent policyEvent = new APIPolicyEvent(UUID.randomUUID().toString(), System.currentTimeMillis(), APIConstants.EventType.POLICY_UPDATE.name(), -1234, policy.getTenantDomain(), policy.getId(), policy.getName(), policy.getDefaultLimit().getQuotaType(), null, deletedConditionGroupIds);
    ExecutionPlanConfigurationException executionPlanConfigurationException = Mockito.mock(ExecutionPlanConfigurationException.class);
    Mockito.when(eventProcessorService.getActiveExecutionPlan(policy.getTenantDomain() + "_" + PolicyConstants.POLICY_LEVEL_RESOURCE + "_" + policy.getName() + "_condition_1")).thenThrow(executionPlanConfigurationException);
    Mockito.when(eventProcessorService.getActiveExecutionPlan(policy.getTenantDomain() + "_" + PolicyConstants.POLICY_LEVEL_RESOURCE + "_" + policy.getName() + "_condition_5")).thenReturn("EXECUTION_PLAN");
    Mockito.when(eventProcessorService.getActiveExecutionPlan(policy.getTenantDomain() + "_" + PolicyConstants.POLICY_LEVEL_RESOURCE + "_" + policy.getName() + "_condition_6")).thenReturn("EXECUTION_PLAN");
    Mockito.when(eventProcessorService.getActiveExecutionPlan(policy.getTenantDomain() + "_" + PolicyConstants.POLICY_LEVEL_RESOURCE + "_" + policy.getName() + "_default")).thenReturn("EXECUTION_PLAN");
    PolicyUtil.deployPolicy(policy, policyEvent);
    Mockito.verify(eventProcessorService, Mockito.times(2)).undeployActiveExecutionPlan(Mockito.anyString());
    Mockito.verify(eventProcessorService, Mockito.times(1)).editActiveExecutionPlan(Mockito.anyString(), Mockito.anyString());
    Mockito.verify(eventProcessorService, Mockito.times(1)).deployExecutionPlan(Mockito.anyString());
}