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@ -1,10 +1,10 @@
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/*
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* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
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* Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
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*
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* WSO2 Inc. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License.
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* you may obtain a copy of the License at
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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@ -21,17 +21,21 @@ package org.wso2.carbon.device.mgt.core.authorization;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.wso2.carbon.context.CarbonContext;
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import org.wso2.carbon.device.mgt.common.*;
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import org.wso2.carbon.device.mgt.common.Device;
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import org.wso2.carbon.device.mgt.common.DeviceIdentifier;
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import org.wso2.carbon.device.mgt.common.DeviceManagementException;
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import org.wso2.carbon.device.mgt.common.EnrolmentInfo;
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import org.wso2.carbon.device.mgt.common.authorization.DeviceAccessAuthorizationException;
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import org.wso2.carbon.device.mgt.common.authorization.DeviceAccessAuthorizationService;
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import org.wso2.carbon.device.mgt.common.authorization.DeviceAuthorizationResult;
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import org.wso2.carbon.device.mgt.common.group.mgt.DeviceGroup;
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import org.wso2.carbon.device.mgt.common.group.mgt.GroupManagementException;
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import org.wso2.carbon.device.mgt.common.permission.mgt.Permission;
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import org.wso2.carbon.device.mgt.common.permission.mgt.PermissionManagementException;
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import org.wso2.carbon.device.mgt.core.internal.DeviceManagementDataHolder;
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import org.wso2.carbon.device.mgt.core.permission.mgt.PermissionUtils;
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import org.wso2.carbon.user.api.UserRealm;
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import org.wso2.carbon.user.api.UserStoreException;
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import org.wso2.carbon.user.api.UserStoreManager;
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import java.util.HashMap;
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import java.util.List;
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@ -45,18 +49,6 @@ public class DeviceAccessAuthorizationServiceImpl implements DeviceAccessAuthori
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private final static String EMM_ADMIN_PERMISSION = "/device-mgt/admin-device-access";
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private static Log log = LogFactory.getLog(DeviceAccessAuthorizationServiceImpl.class);
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public static final class PermissionMethod {
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private PermissionMethod() {
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throw new AssertionError();
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}
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public static final String READ = "read";
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public static final String WRITE = "write";
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public static final String DELETE = "delete";
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public static final String ACTION = "action";
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public static final String UI_EXECUTE = "ui.execute";
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}
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public DeviceAccessAuthorizationServiceImpl() {
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try {
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this.addAdminPermissionToRegistry();
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@ -66,157 +58,165 @@ public class DeviceAccessAuthorizationServiceImpl implements DeviceAccessAuthori
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}
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@Override
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public boolean isUserAuthorized(DeviceIdentifier deviceIdentifier) throws DeviceAccessAuthorizationException {
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boolean status;
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String username = this.getUserName();
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public boolean isUserAuthorized(DeviceIdentifier deviceIdentifier, String username, String[] groupPermissions)
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throws DeviceAccessAuthorizationException {
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int tenantId = this.getTenantId();
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if (username == null || username.isEmpty()) {
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return !DeviceManagementDataHolder.getInstance().requireDeviceAuthorization(deviceIdentifier.getType());
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return false;
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}
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try {
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//Check for admin users. If the user is an admin user we authorize the access to that device.
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status = isAdminUser(username, tenantId);
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} catch (UserStoreException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to device : " +
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deviceIdentifier.getId() + " for the user : " + username, e);
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//check for admin and ownership permissions
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if (isAdminOrDeviceOwner(username, tenantId, deviceIdentifier)) {
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return true;
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}
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//Check for device ownership. If the user is the owner of the device we allow the access.
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if (!status) {
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//check for group permissions
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try {
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Device device = DeviceManagementDataHolder.getInstance().getDeviceManagementProvider().
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getDevice(deviceIdentifier);
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EnrolmentInfo enrolmentInfo = device.getEnrolmentInfo();
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if (enrolmentInfo != null && username.equalsIgnoreCase(enrolmentInfo.getOwner())) {
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status = true;
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if (groupPermissions == null || groupPermissions.length == 0) {
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return false;
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}
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} catch (DeviceManagementException e) {
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for (String groupPermission : groupPermissions) {
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if (!isAuthorizedViaGroup(username, deviceIdentifier, groupPermission)) {
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//if at least one fails, authorization fails
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return false;
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}
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}
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return true;
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} catch (GroupManagementException | UserStoreException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to device : " +
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deviceIdentifier.getId() + " for the user : " + username, e);
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deviceIdentifier.getId() + " for the user : " +
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username, e);
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}
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}
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return status;
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@Override
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public boolean isUserAuthorized(DeviceIdentifier deviceIdentifier, String username)
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throws DeviceAccessAuthorizationException {
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return isUserAuthorized(deviceIdentifier, username, null);
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}
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@Override
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public DeviceAuthorizationResult isUserAuthorized(List<DeviceIdentifier> deviceIdentifiers) throws
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DeviceAccessAuthorizationException {
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boolean status;
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DeviceAuthorizationResult deviceAuthorizationResult = new DeviceAuthorizationResult();
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String username = this.getUserName();
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public boolean isUserAuthorized(DeviceIdentifier deviceIdentifier, String[] groupPermissions)
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throws DeviceAccessAuthorizationException {
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return isUserAuthorized(deviceIdentifier, this.getUserName(), groupPermissions);
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}
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@Override
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public boolean isUserAuthorized(DeviceIdentifier deviceIdentifier) throws DeviceAccessAuthorizationException {
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return isUserAuthorized(deviceIdentifier, this.getUserName(), null);
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}
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@Override
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public DeviceAuthorizationResult isUserAuthorized(List<DeviceIdentifier> deviceIdentifiers, String username,
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String[] groupPermissions)
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throws DeviceAccessAuthorizationException {
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int tenantId = this.getTenantId();
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if (username == null || username.isEmpty()) {
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return deviceAuthorizationResult;
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return null;
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}
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DeviceAuthorizationResult deviceAuthorizationResult = new DeviceAuthorizationResult();
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for (DeviceIdentifier deviceIdentifier : deviceIdentifiers) {
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//check for admin and ownership permissions
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if (isAdminOrDeviceOwner(username, tenantId, deviceIdentifier)) {
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deviceAuthorizationResult.addAuthorizedDevice(deviceIdentifier);
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} else {
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try {
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//Check for admin users. If the user is an admin user we authorize the access to that device.
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status = isAdminUser(username, tenantId);
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} catch (UserStoreException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to devices for the user : " +
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username, e);
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if (groupPermissions == null || groupPermissions.length == 0) {
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return null;
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}
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//Check for device ownership. If the user is the owner of the device we allow the access.
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if (!status) {
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try {
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//Get the list of devices of the user
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List<Device> devicesOfUser = DeviceManagementDataHolder.getInstance().getDeviceManagementProvider().
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getDevicesOfUser(username);
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//Convert device-list to a Map
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Map<String, String> ownershipData = this.getOwnershipOfDevices(devicesOfUser);
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for (DeviceIdentifier deviceIdentifier : deviceIdentifiers) {
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if (ownershipData.containsKey(deviceIdentifier.getId())) {
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//check for group permissions
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boolean isAuthorized = true;
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for (String groupPermission : groupPermissions) {
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if (!isAuthorizedViaGroup(username, deviceIdentifier, groupPermission)) {
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//if at least one failed, authorizations fails and break the loop
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isAuthorized = false;
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break;
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}
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}
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if (isAuthorized) {
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deviceAuthorizationResult.addAuthorizedDevice(deviceIdentifier);
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} else {
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deviceAuthorizationResult.addUnauthorizedDevice(deviceIdentifier);
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}
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} catch (GroupManagementException | UserStoreException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to device : " +
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deviceIdentifier.getId() + " for the user : " +
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username, e);
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}
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} catch (DeviceManagementException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to devices for the user : "
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+ username, e);
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}
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} else {
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deviceAuthorizationResult.setAuthorizedDevices(deviceIdentifiers);
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}
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return deviceAuthorizationResult;
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}
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@Override
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public boolean isUserAuthorized(DeviceIdentifier deviceIdentifier, String username)
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public DeviceAuthorizationResult isUserAuthorized(List<DeviceIdentifier> deviceIdentifiers, String username)
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throws DeviceAccessAuthorizationException {
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boolean status;
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int tenantId = this.getTenantId();
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if (username == null || username.isEmpty()) {
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return false;
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return isUserAuthorized(deviceIdentifiers, username, null);
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}
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@Override
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public DeviceAuthorizationResult isUserAuthorized(List<DeviceIdentifier> deviceIdentifiers)
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throws DeviceAccessAuthorizationException {
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return isUserAuthorized(deviceIdentifiers, this.getUserName(), null);
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}
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@Override
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public DeviceAuthorizationResult isUserAuthorized(List<DeviceIdentifier> deviceIdentifiers, String[] groupPermissions)
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throws DeviceAccessAuthorizationException {
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return isUserAuthorized(deviceIdentifiers, this.getUserName(), groupPermissions);
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}
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private boolean isAdminOrDeviceOwner(String username, int tenantId, DeviceIdentifier deviceIdentifier)
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throws DeviceAccessAuthorizationException {
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try {
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//Check for admin users. If the user is an admin user we authorize the access to that device.
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status = isAdminUser(username, tenantId);
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//First Check for admin users. If the user is an admin user we authorize the access to that device.
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//Secondly Check for device ownership. If the user is the owner of the device we allow the access.
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return (isAdminUser(username, tenantId) || isDeviceOwner(deviceIdentifier, username));
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} catch (UserStoreException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to device : " +
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deviceIdentifier.getId() + " for the user : " + username, e);
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deviceIdentifier.getId() + " for the user : " +
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username, e);
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}
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//Check for device ownership. If the user is the owner of the device we allow the access.
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if (!status) {
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try {
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Device device = DeviceManagementDataHolder.getInstance().getDeviceManagementProvider().
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getDevice(deviceIdentifier);
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EnrolmentInfo enrolmentInfo = device.getEnrolmentInfo();
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if (enrolmentInfo != null && username.equalsIgnoreCase(enrolmentInfo.getOwner())) {
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status = true;
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}
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} catch (DeviceManagementException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to device : " +
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deviceIdentifier.getId() + " for the user : " + username, e);
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private boolean isAuthorizedViaGroup(String username, DeviceIdentifier deviceIdentifier, String groupPermission)
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throws GroupManagementException, UserStoreException {
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List<DeviceGroup> authorizedGroups =
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DeviceManagementDataHolder.getInstance().getGroupManagementProviderService()
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.getGroups(username, groupPermission);
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List<DeviceGroup> groupsWithDevice =
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DeviceManagementDataHolder.getInstance().getGroupManagementProviderService()
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.getGroups(deviceIdentifier);
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for (DeviceGroup group : authorizedGroups) {
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if (groupsWithDevice.contains(group)) {
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return true;
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}
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}
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return status;
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return false;
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}
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@Override
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public DeviceAuthorizationResult isUserAuthorized(List<DeviceIdentifier> deviceIdentifiers, String username)
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private boolean isDeviceOwner(DeviceIdentifier deviceIdentifier, String username)
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throws DeviceAccessAuthorizationException {
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boolean status;
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int tenantId = this.getTenantId();
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DeviceAuthorizationResult deviceAuthorizationResult = new DeviceAuthorizationResult();
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if (username == null || username.isEmpty()) {
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return null;
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}
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try {
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//Check for admin users. If the user is an admin user we authorize the access to that device.
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status = isAdminUser(username, tenantId);
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} catch (UserStoreException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to devices for the user : " +
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username, e);
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}
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//Check for device ownership. If the user is the owner of the device we allow the access.
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if (!status) {
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try {
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Device device;
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EnrolmentInfo enrolmentInfo;
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for (DeviceIdentifier deviceIdentifier : deviceIdentifiers) {
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device = DeviceManagementDataHolder.getInstance().getDeviceManagementProvider().
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Device device = DeviceManagementDataHolder.getInstance().getDeviceManagementProvider().
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getDevice(deviceIdentifier);
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enrolmentInfo = device.getEnrolmentInfo();
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EnrolmentInfo enrolmentInfo = device.getEnrolmentInfo();
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if (enrolmentInfo != null && username.equalsIgnoreCase(enrolmentInfo.getOwner())) {
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deviceAuthorizationResult.addAuthorizedDevice(deviceIdentifier);
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} else {
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deviceAuthorizationResult.addUnauthorizedDevice(deviceIdentifier);
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}
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return true;
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}
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} catch (DeviceManagementException e) {
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to devices for the user : "
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+ username, e);
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}
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} else {
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deviceAuthorizationResult.setAuthorizedDevices(deviceIdentifiers);
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throw new DeviceAccessAuthorizationException("Unable to authorize the access to device : " +
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deviceIdentifier.getId() + " for the user : " +
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username, e);
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}
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return deviceAuthorizationResult;
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return false;
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}
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private boolean isAdminUser(String username, int tenantId) throws UserStoreException {
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UserRealm userRealm = DeviceManagementDataHolder.getInstance().getRealmService().getTenantUserRealm(tenantId);
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if (userRealm != null && userRealm.getAuthorizationManager() != null) {
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return userRealm.getAuthorizationManager()
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.isUserAuthorized(removeTenantDomain(username), PermissionUtils.getAbsolutePermissionPath(EMM_ADMIN_PERMISSION),
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.isUserAuthorized(removeTenantDomain(username),
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PermissionUtils.getAbsolutePermissionPath(EMM_ADMIN_PERMISSION),
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PermissionMethod.UI_EXECUTE);
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}
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return false;
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@ -263,4 +263,16 @@ public class DeviceAccessAuthorizationServiceImpl implements DeviceAccessAuthori
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}
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return ownershipData;
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}
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public static final class PermissionMethod {
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public static final String READ = "read";
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public static final String WRITE = "write";
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public static final String DELETE = "delete";
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public static final String ACTION = "action";
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public static final String UI_EXECUTE = "ui.execute";
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private PermissionMethod() {
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throw new AssertionError();
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}
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}
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}
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ayyoob
9 years ago