Gustavo Silva | b87da03 | 2022-05-18 17:51:59 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2022-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.opencord.aaa.rest; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.node.ArrayNode; |
| 19 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 20 | |
| 21 | import org.onlab.util.Tools; |
| 22 | |
| 23 | import org.onosproject.net.AnnotationKeys; |
| 24 | import org.onosproject.net.DeviceId; |
| 25 | import org.onosproject.net.Port; |
| 26 | import org.onosproject.net.device.DeviceService; |
| 27 | import org.onosproject.rest.AbstractWebResource; |
| 28 | import org.onosproject.utils.Comparators; |
| 29 | |
| 30 | import org.opencord.aaa.AuthenticationRecord; |
| 31 | import org.opencord.aaa.AuthenticationService; |
| 32 | import org.opencord.sadis.SadisService; |
| 33 | import org.opencord.sadis.SubscriberAndDeviceInformation; |
| 34 | |
| 35 | import org.slf4j.Logger; |
| 36 | import org.slf4j.LoggerFactory; |
| 37 | |
| 38 | import javax.ws.rs.GET; |
| 39 | import javax.ws.rs.Path; |
| 40 | import javax.ws.rs.PathParam; |
| 41 | import javax.ws.rs.Produces; |
| 42 | import javax.ws.rs.core.MediaType; |
| 43 | import javax.ws.rs.core.Response; |
| 44 | |
| 45 | import java.util.Comparator; |
| 46 | import java.util.List; |
| 47 | import java.util.stream.Collectors; |
| 48 | |
| 49 | import static com.google.common.collect.Lists.newArrayList; |
| 50 | import static javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR; |
| 51 | |
| 52 | /** |
| 53 | * AAA app web resource. |
| 54 | */ |
| 55 | @Path("app") |
| 56 | public class AaaWebResource extends AbstractWebResource { |
| 57 | private final ObjectNode root = mapper().createObjectNode(); |
| 58 | private final ArrayNode node = root.putArray("entries"); |
| 59 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 60 | |
| 61 | private static final String UNKNOWN = "UNKNOWN"; |
| 62 | private static final String CONNECT_POINT = "connectPoint"; |
| 63 | private static final String STATE = "authState"; |
| 64 | private static final String LAST_CHANGED = "lastChanged"; |
| 65 | private static final String MAC_ADDRESS = "macAddress"; |
| 66 | private static final String SUBSCRIBER_ID = "subscriberId"; |
| 67 | private static final String USERNAME = "username"; |
| 68 | |
| 69 | /** |
| 70 | * Gets the AAA users. |
| 71 | * |
| 72 | * @return 200 OK |
| 73 | */ |
| 74 | @GET |
| 75 | @Path("/users") |
| 76 | @Produces(MediaType.APPLICATION_JSON) |
| 77 | public Response getUsers() { |
| 78 | return getUsers(null); |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Gets the AAA users by device access id. |
| 83 | * |
| 84 | * @param deviceId Access device ID. |
| 85 | * |
| 86 | * @return 200 OK |
| 87 | */ |
| 88 | @GET |
| 89 | @Path("/users/{deviceId}") |
| 90 | @Produces(MediaType.APPLICATION_JSON) |
| 91 | public Response getUsersByDeviceId(@PathParam("deviceId") String deviceId) { |
| 92 | return getUsers(deviceId); |
| 93 | } |
| 94 | |
| 95 | private Response getUsers(String strDeviceId) { |
| 96 | AuthenticationService authService = get(AuthenticationService.class); |
| 97 | |
| 98 | try { |
| 99 | final Comparator<AuthenticationRecord> authenticationRecordComparator = |
| 100 | (a1, a2) -> Comparators.CONNECT_POINT_COMPARATOR. |
| 101 | compare(a1.supplicantConnectPoint(), a2.supplicantConnectPoint()); |
| 102 | List<AuthenticationRecord> authentications = newArrayList(authService.getAuthenticationRecords()); |
| 103 | authentications.sort(authenticationRecordComparator); |
| 104 | |
| 105 | if (strDeviceId != null && !strDeviceId.isEmpty()) { |
| 106 | DeviceId deviceId = DeviceId.deviceId(strDeviceId); |
| 107 | authentications = authentications.stream() |
| 108 | .filter(a -> a.supplicantConnectPoint().deviceId().equals(deviceId)) |
| 109 | .collect(Collectors.toList()); |
| 110 | } |
| 111 | |
| 112 | for (AuthenticationRecord auth : authentications) { |
| 113 | node.add(encodeAaaUser(auth)); |
| 114 | } |
| 115 | return ok(mapper().writeValueAsString(root)).build(); |
| 116 | } catch (Exception e) { |
| 117 | log.error("Error while fetching AAA users info through REST API: {}", e.getMessage()); |
| 118 | return Response.status(INTERNAL_SERVER_ERROR).build(); |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | private ObjectNode encodeAaaUser(AuthenticationRecord auth) { |
| 123 | SadisService sadisService = get(SadisService.class); |
| 124 | DeviceService devService = get(DeviceService.class); |
| 125 | |
| 126 | String username = UNKNOWN; |
| 127 | if (auth.username() != null) { |
| 128 | username = new String(auth.username()); |
| 129 | } |
| 130 | String mac = UNKNOWN; |
| 131 | if (auth.supplicantAddress() != null) { |
| 132 | mac = auth.supplicantAddress().toString(); |
| 133 | } |
| 134 | |
| 135 | Port port = devService.getPort(auth.supplicantConnectPoint()); |
| 136 | String nasPortId = UNKNOWN; |
| 137 | if (port != null) { |
| 138 | nasPortId = devService.getPort(auth.supplicantConnectPoint()). |
| 139 | annotations().value(AnnotationKeys.PORT_NAME); |
| 140 | } |
| 141 | |
| 142 | String subsId = UNKNOWN; |
| 143 | SubscriberAndDeviceInformation subscriber = sadisService.getSubscriberInfoService().get(nasPortId); |
| 144 | if (subscriber != null) { |
| 145 | subsId = subscriber.nasPortId(); |
| 146 | } |
| 147 | |
| 148 | return mapper().createObjectNode() |
| 149 | .put(CONNECT_POINT, auth.supplicantConnectPoint().toString()) |
| 150 | .put(STATE, auth.state()) |
| 151 | .put(LAST_CHANGED, Tools.timeAgo(auth.lastChanged())) |
| 152 | .put(MAC_ADDRESS, mac) |
| 153 | .put(SUBSCRIBER_ID, subsId) |
| 154 | .put(USERNAME, username); |
| 155 | } |
| 156 | } |