public void init() {
BaseCmd.setComponents(new ApiResponseHelper());
BaseListCmd.configure();
_systemAccount = _accountMgr.getSystemAccount();
_systemUser = _accountMgr.getSystemUser();
_dispatcher = ApiDispatcher.getInstance();
Integer apiPort = null; // api port, null by default
ComponentLocator locator = ComponentLocator.getLocator(ManagementServer.Name);
ConfigurationDao configDao = locator.getDao(ConfigurationDao.class);
SearchCriteria<ConfigurationVO> sc = configDao.createSearchCriteria();
sc.addAnd("name", SearchCriteria.Op.EQ, "integration.api.port");
List<ConfigurationVO> values = configDao.search(sc, null);
if ((values != null) && (values.size() > 0)) {
ConfigurationVO apiPortConfig = values.get(0);
if (apiPortConfig.getValue() != null) {
apiPort = Integer.parseInt(apiPortConfig.getValue());
}
}
Set<Class<?>> cmdClasses =
ReflectUtil.getClassesWithAnnotation(
APICommand.class, new String[] {"org.apache.cloudstack.api", "com.cloud.api"});
for (Class<?> cmdClass : cmdClasses) {
String apiName = cmdClass.getAnnotation(APICommand.class).name();
if (_apiNameCmdClassMap.containsKey(apiName)) {
s_logger.error("API Cmd class " + cmdClass.getName() + " has non-unique apiname" + apiName);
continue;
}
_apiNameCmdClassMap.put(apiName, cmdClass);
}
encodeApiResponse = Boolean.valueOf(configDao.getValue(Config.EncodeApiResponse.key()));
String jsonType = configDao.getValue(Config.JavaScriptDefaultContentType.key());
if (jsonType != null) {
jsonContentType = jsonType;
}
if (apiPort != null) {
ListenerThread listenerThread = new ListenerThread(this, apiPort);
listenerThread.start();
}
}
private String queueCommand(BaseCmd cmdObj, Map<String, String> params) throws Exception {
CallContext ctx = CallContext.current();
Long callerUserId = ctx.getCallingUserId();
Account caller = ctx.getCallingAccount();
// Queue command based on Cmd super class:
// BaseCmd: cmd is dispatched to ApiDispatcher, executed, serialized and returned.
// BaseAsyncCreateCmd: cmd params are processed and create() is called, then same workflow as
// BaseAsyncCmd.
// BaseAsyncCmd: cmd is processed and submitted as an AsyncJob, job related info is serialized
// and returned.
if (cmdObj instanceof BaseAsyncCmd) {
Long objectId = null;
String objectUuid = null;
if (cmdObj instanceof BaseAsyncCreateCmd) {
BaseAsyncCreateCmd createCmd = (BaseAsyncCreateCmd) cmdObj;
_dispatcher.dispatchCreateCmd(createCmd, params);
objectId = createCmd.getEntityId();
objectUuid = createCmd.getEntityUuid();
params.put("id", objectId.toString());
} else {
ApiDispatcher.processParameters(cmdObj, params);
}
BaseAsyncCmd asyncCmd = (BaseAsyncCmd) cmdObj;
if (callerUserId != null) {
params.put("ctxUserId", callerUserId.toString());
}
if (caller != null) {
params.put("ctxAccountId", String.valueOf(caller.getId()));
}
long startEventId = ctx.getStartEventId();
asyncCmd.setStartEventId(startEventId);
// save the scheduled event
Long eventId =
ActionEventUtils.onScheduledActionEvent(
(callerUserId == null) ? User.UID_SYSTEM : callerUserId,
asyncCmd.getEntityOwnerId(),
asyncCmd.getEventType(),
asyncCmd.getEventDescription(),
startEventId);
if (startEventId == 0) {
// There was no create event before, set current event id as start eventId
startEventId = eventId;
}
params.put("ctxStartEventId", String.valueOf(startEventId));
params.put("cmdEventType", asyncCmd.getEventType().toString());
Long instanceId = (objectId == null) ? asyncCmd.getInstanceId() : objectId;
AsyncJobVO job =
new AsyncJobVO(
ctx.getContextId(),
callerUserId,
caller.getId(),
cmdObj.getClass().getName(),
ApiGsonHelper.getBuilder().create().toJson(params),
instanceId,
asyncCmd.getInstanceType() != null ? asyncCmd.getInstanceType().toString() : null);
job.setDispatcher(_asyncDispatcher.getName());
long jobId = _asyncMgr.submitAsyncJob(job);
if (jobId == 0L) {
String errorMsg = "Unable to schedule async job for command " + job.getCmd();
s_logger.warn(errorMsg);
throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, errorMsg);
}
if (objectId != null) {
String objUuid = (objectUuid == null) ? objectId.toString() : objectUuid;
return getBaseAsyncCreateResponse(jobId, (BaseAsyncCreateCmd) asyncCmd, objUuid);
} else {
SerializationContext.current().setUuidTranslation(true);
return getBaseAsyncResponse(jobId, asyncCmd);
}
} else {
_dispatcher.dispatch(cmdObj, params, false);
// if the command is of the listXXXCommand, we will need to also return the
// the job id and status if possible
// For those listXXXCommand which we have already created DB views, this step is not needed
// since async job is joined in their db views.
if (cmdObj instanceof BaseListCmd
&& !(cmdObj instanceof ListVMsCmd)
&& !(cmdObj instanceof ListRoutersCmd)
&& !(cmdObj instanceof ListSecurityGroupsCmd)
&& !(cmdObj instanceof ListTagsCmd)
&& !(cmdObj instanceof ListEventsCmd)
&& !(cmdObj instanceof ListVMGroupsCmd)
&& !(cmdObj instanceof ListProjectsCmd)
&& !(cmdObj instanceof ListProjectAccountsCmd)
&& !(cmdObj instanceof ListProjectInvitationsCmd)
&& !(cmdObj instanceof ListHostsCmd)
&& !(cmdObj instanceof ListVolumesCmd)
&& !(cmdObj instanceof ListUsersCmd)
&& !(cmdObj instanceof ListAccountsCmd)
&& !(cmdObj instanceof ListStoragePoolsCmd)
&& !(cmdObj instanceof ListDiskOfferingsCmd)
&& !(cmdObj instanceof ListServiceOfferingsCmd)
&& !(cmdObj instanceof ListZonesByCmd)) {
buildAsyncListResponse((BaseListCmd) cmdObj, caller);
}
SerializationContext.current().setUuidTranslation(true);
return ApiResponseSerializer.toSerializedString(
(ResponseObject) cmdObj.getResponseObject(), cmdObj.getResponseType());
}
}
@Override
public boolean start() {
Integer apiPort = null; // api port, null by default
SearchCriteria<ConfigurationVO> sc = _configDao.createSearchCriteria();
sc.addAnd("name", SearchCriteria.Op.EQ, Config.IntegrationAPIPort.key());
List<ConfigurationVO> values = _configDao.search(sc, null);
if ((values != null) && (values.size() > 0)) {
ConfigurationVO apiPortConfig = values.get(0);
if (apiPortConfig.getValue() != null) {
apiPort = Integer.parseInt(apiPortConfig.getValue());
}
}
Map<String, String> configs = _configDao.getConfiguration();
String strSnapshotLimit = configs.get(Config.ConcurrentSnapshotsThresholdPerHost.key());
if (strSnapshotLimit != null) {
Long snapshotLimit = NumbersUtil.parseLong(strSnapshotLimit, 1L);
if (snapshotLimit.longValue() <= 0) {
s_logger.debug(
"Global config parameter "
+ Config.ConcurrentSnapshotsThresholdPerHost.toString()
+ " is less or equal 0; defaulting to unlimited");
} else {
_dispatcher.setCreateSnapshotQueueSizeLimit(snapshotLimit);
}
}
Set<Class<?>> cmdClasses = new HashSet<Class<?>>();
for (PluggableService pluggableService : _pluggableServices) {
cmdClasses.addAll(pluggableService.getCommands());
if (s_logger.isDebugEnabled()) {
s_logger.debug("Discovered plugin " + pluggableService.getClass().getSimpleName());
}
}
for (Class<?> cmdClass : cmdClasses) {
APICommand at = cmdClass.getAnnotation(APICommand.class);
if (at == null) {
throw new CloudRuntimeException(
String.format(
"%s is claimed as a API command, but it doesn't have @APICommand annotation",
cmdClass.getName()));
}
String apiName = at.name();
if (_apiNameCmdClassMap.containsKey(apiName)) {
s_logger.error("API Cmd class " + cmdClass.getName() + " has non-unique apiname" + apiName);
continue;
}
_apiNameCmdClassMap.put(apiName, cmdClass);
}
encodeApiResponse = Boolean.valueOf(_configDao.getValue(Config.EncodeApiResponse.key()));
String jsonType = _configDao.getValue(Config.JavaScriptDefaultContentType.key());
if (jsonType != null) {
jsonContentType = jsonType;
}
if (apiPort != null) {
ListenerThread listenerThread = new ListenerThread(this, apiPort);
listenerThread.start();
}
return true;
}