Examples with ServicePolicies org.apache.ranger.plugin.util.ServicePolicies used on opensource projects

Example 31 with ServicePolicies

use of org.apache.ranger.plugin.util.ServicePolicies in project ranger by apache.

the class RangerServicePoliciesCache method getServicePolicies.

public ServicePolicies getServicePolicies(String serviceName, Long serviceId, ServiceStore serviceStore) throws Exception {
    if (LOG.isDebugEnabled()) {
        LOG.debug("==> RangerServicePoliciesCache.getServicePolicies(" + serviceName + ", " + serviceId + ")");
    }
    ServicePolicies ret = null;
    if (StringUtils.isNotBlank(serviceName) && serviceId != null) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("useServicePoliciesCache=" + useServicePoliciesCache);
        }
        ServicePolicies servicePolicies = null;
        if (!useServicePoliciesCache) {
            if (serviceStore != null) {
                try {
                    servicePolicies = serviceStore.getServicePolicies(serviceName);
                } catch (Exception exception) {
                    LOG.error("getServicePolicies(" + serviceName + "): failed to get latest policies from service-store", exception);
                }
            } else {
                LOG.error("getServicePolicies(" + serviceName + "): failed to get latest policies as service-store is null!");
            }
        } else {
            ServicePoliciesWrapper servicePoliciesWrapper = null;
            synchronized (this) {
                servicePoliciesWrapper = servicePoliciesMap.get(serviceName);
                if (servicePoliciesWrapper != null) {
                    if (!serviceId.equals(servicePoliciesWrapper.getServiceId())) {
                        if (LOG.isDebugEnabled()) {
                            LOG.debug("Service [" + serviceName + "] changed service-id from " + servicePoliciesWrapper.getServiceId() + " to " + serviceId);
                            LOG.debug("Recreating servicePoliciesWrapper for serviceName [" + serviceName + "]");
                        }
                        servicePoliciesMap.remove(serviceName);
                        servicePoliciesWrapper = null;
                    }
                }
                if (servicePoliciesWrapper == null) {
                    servicePoliciesWrapper = new ServicePoliciesWrapper(serviceId);
                    servicePoliciesMap.put(serviceName, servicePoliciesWrapper);
                }
            }
            if (serviceStore != null) {
                boolean refreshed = servicePoliciesWrapper.getLatestOrCached(serviceName, serviceStore);
                if (LOG.isDebugEnabled()) {
                    LOG.debug("getLatestOrCached returned " + refreshed);
                }
            } else {
                LOG.error("getServicePolicies(" + serviceName + "): failed to get latest policies as service-store is null!");
            }
            servicePolicies = servicePoliciesWrapper.getServicePolicies();
        }
        ret = servicePolicies;
    } else {
        LOG.error("getServicePolicies() failed to get policies as serviceName is null or blank and/or serviceId is null!");
    }
    if (LOG.isDebugEnabled()) {
        LOG.debug("<== RangerServicePoliciesCache.getServicePolicies(" + serviceName + ", " + serviceId + "): count=" + ((ret == null || ret.getPolicies() == null) ? 0 : ret.getPolicies().size()));
    }
    return ret;
}