Examples with ExceptionProxyObject com.cloud.utils.exception.ExceptionProxyObject used on opensource projects

Example 6 with ExceptionProxyObject

use of com.cloud.utils.exception.ExceptionProxyObject in project cloudstack by apache.

the class ApiServer method handleRequest.

@Override
@SuppressWarnings("rawtypes")
public String handleRequest(final Map params, final String responseType, final StringBuilder auditTrailSb) throws ServerApiException {
    checkCharacterInkParams(params);
    String response = null;
    String[] command = null;
    try {
        command = (String[]) params.get("command");
        if (command == null) {
            s_logger.error("invalid request, no command sent");
            if (s_logger.isTraceEnabled()) {
                s_logger.trace("dumping request parameters");
                for (final Object key : params.keySet()) {
                    final String keyStr = (String) key;
                    final String[] value = (String[]) params.get(key);
                    s_logger.trace("   key: " + keyStr + ", value: " + ((value == null) ? "'null'" : value[0]));
                }
            }
            throw new ServerApiException(ApiErrorCode.UNSUPPORTED_ACTION_ERROR, "Invalid request, no command sent");
        } else {
            // Don't allow Login/Logout APIs to go past this point
            if (authManager.getAPIAuthenticator(command[0]) != null) {
                return null;
            }
            final Map<String, String> paramMap = new HashMap<String, String>();
            final Set keys = params.keySet();
            final Iterator keysIter = keys.iterator();
            while (keysIter.hasNext()) {
                final String key = (String) keysIter.next();
                if ("command".equalsIgnoreCase(key)) {
                    continue;
                }
                final String[] value = (String[]) params.get(key);
                paramMap.put(key, value[0]);
            }
            Class<?> cmdClass = getCmdClass(command[0]);
            if (cmdClass != null) {
                APICommand annotation = cmdClass.getAnnotation(APICommand.class);
                if (annotation == null) {
                    s_logger.error("No APICommand annotation found for class " + cmdClass.getCanonicalName());
                    throw new CloudRuntimeException("No APICommand annotation found for class " + cmdClass.getCanonicalName());
                }
                BaseCmd cmdObj = (BaseCmd) cmdClass.newInstance();
                cmdObj = ComponentContext.inject(cmdObj);
                cmdObj.configure();
                cmdObj.setFullUrlParams(paramMap);
                cmdObj.setResponseType(responseType);
                cmdObj.setHttpMethod(paramMap.get(ApiConstants.HTTPMETHOD).toString());
                // This is where the command is either serialized, or directly dispatched
                StringBuilder log = new StringBuilder();
                response = queueCommand(cmdObj, paramMap, log);
                buildAuditTrail(auditTrailSb, command[0], log.toString());
            } else {
                final String errorString = "Unknown API command: " + command[0];
                s_logger.warn(errorString);
                auditTrailSb.append(" " + errorString);
                throw new ServerApiException(ApiErrorCode.UNSUPPORTED_ACTION_ERROR, errorString);
            }
        }
    } catch (final InvalidParameterValueException ex) {
        s_logger.info(ex.getMessage());
        throw new ServerApiException(ApiErrorCode.PARAM_ERROR, ex.getMessage(), ex);
    } catch (final IllegalArgumentException ex) {
        s_logger.info(ex.getMessage());
        throw new ServerApiException(ApiErrorCode.PARAM_ERROR, ex.getMessage(), ex);
    } catch (final PermissionDeniedException ex) {
        final ArrayList<ExceptionProxyObject> idList = ex.getIdProxyList();
        if (idList != null) {
            final StringBuffer buf = new StringBuffer();
            for (final ExceptionProxyObject obj : idList) {
                buf.append(obj.getDescription());
                buf.append(":");
                buf.append(obj.getUuid());
                buf.append(" ");
            }
            s_logger.info("PermissionDenied: " + ex.getMessage() + " on objs: [" + buf.toString() + "]");
        } else {
            s_logger.info("PermissionDenied: " + ex.getMessage());
        }
        throw new ServerApiException(ApiErrorCode.ACCOUNT_ERROR, ex.getMessage(), ex);
    } catch (final AccountLimitException ex) {
        s_logger.info(ex.getMessage());
        throw new ServerApiException(ApiErrorCode.ACCOUNT_RESOURCE_LIMIT_ERROR, ex.getMessage(), ex);
    } catch (final InsufficientCapacityException ex) {
        s_logger.info(ex.getMessage());
        String errorMsg = ex.getMessage();
        if (!accountMgr.isRootAdmin(CallContext.current().getCallingAccount().getId())) {
            // hide internal details to non-admin user for security reason
            errorMsg = BaseCmd.USER_ERROR_MESSAGE;
        }
        throw new ServerApiException(ApiErrorCode.INSUFFICIENT_CAPACITY_ERROR, errorMsg, ex);
    } catch (final ResourceAllocationException ex) {
        s_logger.info(ex.getMessage());
        throw new ServerApiException(ApiErrorCode.RESOURCE_ALLOCATION_ERROR, ex.getMessage(), ex);
    } catch (final ResourceUnavailableException ex) {
        s_logger.info(ex.getMessage());
        String errorMsg = ex.getMessage();
        if (!accountMgr.isRootAdmin(CallContext.current().getCallingAccount().getId())) {
            // hide internal details to non-admin user for security reason
            errorMsg = BaseCmd.USER_ERROR_MESSAGE;
        }
        throw new ServerApiException(ApiErrorCode.RESOURCE_UNAVAILABLE_ERROR, errorMsg, ex);
    } catch (final ServerApiException ex) {
        s_logger.info(ex.getDescription());
        throw ex;
    } catch (final Exception ex) {
        s_logger.error("unhandled exception executing api command: " + ((command == null) ? "null" : command), ex);
        String errorMsg = ex.getMessage();
        if (!accountMgr.isRootAdmin(CallContext.current().getCallingAccount().getId())) {
            // hide internal details to non-admin user for security reason
            errorMsg = BaseCmd.USER_ERROR_MESSAGE;
        }
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, errorMsg, ex);
    }
    return response;
}