Package org.apache.oozie.service

Examples of org.apache.oozie.service.ServiceException

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    public void register(Class<? extends ActionExecutor> klass) throws ServiceException {
        XLog log = XLog.getLog(getClass());
        ActionExecutor executor = (ActionExecutor) ReflectionUtils.newInstance(klass, services.getConf());
        if (executors.containsKey(executor.getType())) {
            throw new ServiceException(ErrorCode.E0150, XLog.format(
                    "Action executor for action type [{1}] already registered", executor.getType()));
        }
        ActionExecutor.enableInit();
        executor.initActionType();
        ActionExecutor.disableInit();
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    public void register(Class<? extends ActionExecutor> klass) throws ServiceException {
        XLog log = XLog.getLog(getClass());
        ActionExecutor executor = (ActionExecutor) ReflectionUtils.newInstance(klass, services.getConf());
        log.trace("Registering action type [{0}] class [{1}]", executor.getType(), klass);
        if (executors.containsKey(executor.getType())) {
            throw new ServiceException(ErrorCode.E0150, executor.getType());
        }
        ActionExecutor.enableInit();
        executor.initActionType();
        ActionExecutor.disableInit();
        executors.put(executor.getType(), klass);
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        if (kerberosAuthOn) {
            try {
                String keytabFile = serviceConf.get(KERBEROS_KEYTAB,
                                                    System.getProperty("user.home") + "/oozie.keytab").trim();
                if (keytabFile.length() == 0) {
                    throw new ServiceException(ErrorCode.E0026, KERBEROS_KEYTAB);
                }
                String principal = serviceConf.get(KERBEROS_PRINCIPAL, "oozie/localhost@LOCALHOST");
                if (principal.length() == 0) {
                    throw new ServiceException(ErrorCode.E0026, KERBEROS_PRINCIPAL);
                }
                Configuration conf = new Configuration();
                conf.set("hadoop.security.authentication", "kerberos");
                UserGroupInformation.setConfiguration(conf);
                UserGroupInformation.loginUserFromKeytab(principal, keytabFile);
                XLog.getLog(getClass()).info("Got Kerberos ticket, keytab [{0}], Oozie principal principal [{1}]",
                                             keytabFile, principal);
            }
            catch (ServiceException ex) {
                throw ex;
            }
            catch (Exception ex) {
                throw new ServiceException(ErrorCode.E0100, getClass().getName(), ex.getMessage(), ex);
            }
        }
        else {
            Configuration conf = new Configuration();
            conf.set("hadoop.security.authentication", "simple");
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    public void register(Class<? extends ActionExecutor> klass) throws ServiceException {
        XLog log = XLog.getLog(getClass());
        ActionExecutor executor = (ActionExecutor) ReflectionUtils.newInstance(klass, services.getConf());
        if (executors.containsKey(executor.getType())) {
            throw new ServiceException(ErrorCode.E0150, XLog.format(
                    "Action executor for action type [{1}] already registered", executor.getType()));
        }
        ActionExecutor.enableInit();
        executor.initActionType();
        ActionExecutor.disableInit();
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            wfSchema = loadSchema(services.getConf(), OOZIE_WORKFLOW_XSD, WF_CONF_EXT_SCHEMAS);
            coordSchema = loadSchema(services.getConf(), OOZIE_COORDINATOR_XSD, COORD_CONF_EXT_SCHEMAS);
            slaSchema = loadSchema(services.getConf(), OOZIE_SLA_SEMANTIC_XSD, SLA_CONF_EXT_SCHEMAS);
        }
        catch (SAXException ex) {
            throw new ServiceException(ErrorCode.E0130, ex.getMessage(), ex);
        }
        catch (IOException ex) {
            throw new ServiceException(ErrorCode.E0131, ex.getMessage(), ex);
        }
    }
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    public void register(Class<? extends ActionExecutor> klass) throws ServiceException {
        ActionExecutor executor = (ActionExecutor) ReflectionUtils.newInstance(klass, services.getConf());
        LOG.trace("Registering action type [{0}] class [{1}]", executor.getType(), klass);
        if (executors.containsKey(executor.getType())) {
            throw new ServiceException(ErrorCode.E0150, executor.getType());
        }
        ActionExecutor.enableInit();
        executor.initActionType();
        ActionExecutor.disableInit();
        executors.put(executor.getType(), klass);
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                    conf, CONF_CALCULATOR_IMPL);
            calcImpl = calcClazz == null ? new SLACalculatorMemory() : (SLACalculator) calcClazz.newInstance();
            calcImpl.init(conf);
            eventHandler = Services.get().get(EventHandlerService.class);
            if (eventHandler == null) {
                throw new ServiceException(ErrorCode.E0103, "EventHandlerService", "Add it under config "
                        + Services.CONF_SERVICE_EXT_CLASSES + " or declare it BEFORE SLAService");
            }
            LOG = XLog.getLog(getClass());
            java.util.Set<String> appTypes = eventHandler.getAppTypes();
            appTypes.add("workflow_action");
            eventHandler.setAppTypes(appTypes);

            Runnable slaThread = new SLAWorker(calcImpl);
            // schedule runnable by default every 30 sec
            int slaCheckInterval = ConfigurationService.getInt(conf, CONF_SLA_CHECK_INTERVAL);
            int slaCheckInitialDelay = ConfigurationService.getInt(conf, CONF_SLA_CHECK_INITIAL_DELAY);
            services.get(SchedulerService.class).schedule(slaThread, slaCheckInitialDelay, slaCheckInterval,
                    SchedulerService.Unit.SEC);
            slaEnabled = true;
            LOG.info("SLAService initialized with impl [{0}] capacity [{1}]", calcImpl.getClass().getName(),
                    conf.get(SLAService.CONF_CAPACITY));
        }
        catch (Exception ex) {
            throw new ServiceException(ErrorCode.E0102, ex.getMessage(), ex);
        }
    }
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                                SLASummaryQuery.UPDATE_SLA_SUMMARY_FOR_STATUS_ACTUAL_TIMES, slaInfo);
                        hasSla = true;
                    }
                }
                catch (InterruptedException e) {
                    throw new ServiceException(ErrorCode.E0606, slaCalc.getEntityKey(), slaCalc.getLockTimeOut());
                }
                finally {
                    slaCalc.releaseLock();
                }
            }
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    // This gets ignored during most tests, see ZKXTestCaseWithSecurity#setupZKServer()
    private void setJaasConfiguration() throws ServiceException, IOException {
        String keytabFile = Services.get().getConf().get(KERBEROS_KEYTAB, System.getProperty("user.home") + "/oozie.keytab").trim();
        if (keytabFile.length() == 0) {
            throw new ServiceException(ErrorCode.E0026, KERBEROS_KEYTAB);
        }
        String principal = Services.get().getConf().get(KERBEROS_PRINCIPAL, "oozie/localhost@LOCALHOST");
        if (principal.length() == 0) {
            throw new ServiceException(ErrorCode.E0026, KERBEROS_PRINCIPAL);
        }

        // This is equivalent to writing a jaas.conf file and setting the system property, "java.security.auth.login.config", to
        // point to it (but this way we don't have to write a file, and it works better for the tests)
        JaasConfiguration.addEntry("Client", principal, keytabFile);
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    }

    private String getServicePrincipal() throws ServiceException {
        String principal = Services.get().getConf().get(KERBEROS_PRINCIPAL, "oozie/localhost@LOCALHOST");
        if (principal.length() == 0) {
            throw new ServiceException(ErrorCode.E0026, KERBEROS_PRINCIPAL);
        }
        return principal.split("[/@]")[0];
    }
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Related Classes of org.apache.oozie.service.ServiceException

  • org.apache.oozie.service.ActionService
  • org.apache.oozie.service.KerberosHadoopAccessorService
  • org.apache.oozie.service.SchemaService
  • org.apache.oozie.sla.service.SLAService
  • org.apache.oozie.sla.SLACalculatorMemory
  • org.apache.oozie.util.ZKUtils
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