Package com.cloud.api

Examples of com.cloud.api.BaseAsyncCmd


                      JmxUtil.registerMBean("AsyncJobManager", "Active Job " + job.getId(), new AsyncJobMBeanImpl(job));
                    } catch(Exception e) {
                      s_logger.warn("Unable to register active job " + job.getId() + " to JMX monitoring due to exception " + ExceptionUtil.toString(e));
                    }
   
                    BaseAsyncCmd cmdObj = null;
                    Transaction txn = Transaction.open(Transaction.CLOUD_DB);
                    try {
                        jobId = job.getId();
                        NDC.push("job-" + jobId);
   
                        if(s_logger.isDebugEnabled()) {
                            s_logger.debug("Executing " + job.getCmd() + " for job-" + jobId);
                        }
   
                        Class<?> cmdClass = Class.forName(job.getCmd());
                        cmdObj = (BaseAsyncCmd)cmdClass.newInstance();
                        cmdObj.setJob(job);
   
                        Type mapType = new TypeToken<Map<String, String>>() {}.getType();
                        Gson gson = ApiGsonHelper.getBuilder().create();
                        Map<String, String> params = gson.fromJson(job.getCmdInfo(), mapType);
   
                        // whenever we deserialize, the UserContext needs to be updated
                        String userIdStr = params.get("ctxUserId");
                        String acctIdStr = params.get("ctxAccountId");
                        Long userId = null;
                        Account accountObject = null;
   
                        if (userIdStr != null) {
                            userId = Long.parseLong(userIdStr);
                        }
   
                        if (acctIdStr != null) {
                            accountObject = _accountDao.findById(Long.parseLong(acctIdStr));
                        }
   
                        UserContext.registerContext(userId, accountObject, null, false);
                        try {
                            // dispatch could ultimately queue the job
                            _dispatcher.dispatch(cmdObj, params);
       
                            // serialize this to the async job table
                            completeAsyncJob(jobId, AsyncJobResult.STATUS_SUCCEEDED, 0, cmdObj.getResponseObject());
                        } finally {
                            UserContext.unregisterContext();
                        }
   
                        // commands might need to be queued as part of synchronization here, so they just have to be re-dispatched from the queue mechanism...
                        if (job.getSyncSource() != null) {
                            _queueMgr.purgeItem(job.getSyncSource().getId());
                            checkQueue(job.getSyncSource().getQueueId());
                        }
   
                        if (s_logger.isDebugEnabled()) {
                            s_logger.debug("Done executing " + job.getCmd() + " for job-" + jobId);
                        }
                       
                    } catch(Throwable e) {
                        if (e instanceof AsyncCommandQueued) {
                            if (s_logger.isDebugEnabled()) {
                                s_logger.debug("job " + job.getCmd() + " for job-" + jobId + " was queued, processing the queue.");
                            }
                            checkQueue(((AsyncCommandQueued)e).getQueue().getId());
                        } else {
                            String errorMsg = null;
                            int errorCode = BaseCmd.INTERNAL_ERROR;
                            if (!(e instanceof ServerApiException)) {
                                s_logger.error("Unexpected exception while executing " + job.getCmd(), e);
                                errorMsg = e.getMessage();
                            } else {
                                ServerApiException sApiEx = (ServerApiException)e;
                                errorMsg = sApiEx.getDescription();
                                errorCode = sApiEx.getErrorCode();
                            }
   
                            ExceptionResponse response = new ExceptionResponse();
                            response.setErrorCode(errorCode);
                            response.setErrorText(errorMsg);
                            response.setResponseName((cmdObj == null) ? "unknowncommandresponse" : cmdObj.getCommandName());
   
                            // FIXME:  setting resultCode to BaseCmd.INTERNAL_ERROR is not right, usually executors have their exception handling
                            //         and we need to preserve that as much as possible here
                            completeAsyncJob(jobId, AsyncJobResult.STATUS_FAILED, BaseCmd.INTERNAL_ERROR, response);
   
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