kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame^] | 2 | * Copyright 2015-present Open Networking Foundation |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 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.onosproject.faultmanagement.alarms.gui; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.node.ObjectNode; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import org.onlab.osgi.ServiceDirectory; |
Simon Hunt | 8a0429a | 2017-01-06 16:52:47 -0800 | [diff] [blame] | 21 | import org.onosproject.incubator.net.faultmanagement.alarm.Alarm; |
| 22 | import org.onosproject.incubator.net.faultmanagement.alarm.AlarmService; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 23 | import org.onosproject.net.DeviceId; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 24 | import org.onosproject.net.device.DeviceService; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 25 | import org.onosproject.ui.RequestHandler; |
| 26 | import org.onosproject.ui.UiConnection; |
| 27 | import org.onosproject.ui.UiMessageHandler; |
| 28 | import org.onosproject.ui.topo.DeviceHighlight; |
| 29 | import org.onosproject.ui.topo.Highlights; |
| 30 | import org.onosproject.ui.topo.NodeBadge; |
| 31 | import org.onosproject.ui.topo.NodeBadge.Status; |
| 32 | import org.onosproject.ui.topo.TopoJson; |
| 33 | import org.slf4j.Logger; |
| 34 | import org.slf4j.LoggerFactory; |
| 35 | |
| 36 | import java.util.Collection; |
| 37 | import java.util.Set; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 38 | |
| 39 | /** |
Andrea Campanella | e72ac55 | 2016-04-11 10:04:52 -0700 | [diff] [blame] | 40 | * FaultManagement UI Topology-Overlay message handler. |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 41 | */ |
| 42 | public class AlarmTopovMessageHandler extends UiMessageHandler { |
| 43 | |
| 44 | private static final String ALARM_TOPOV_DISPLAY_START = "alarmTopovDisplayStart"; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 45 | private static final String ALARM_TOPOV_DISPLAY_STOP = "alarmTopovDisplayStop"; |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 46 | private static final int DELAY_MS = 500; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 47 | |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 48 | |
| 49 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 50 | |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 51 | protected AlarmService alarmService; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 52 | private DeviceService deviceService; |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 53 | private AlarmMonitor alarmMonitor; |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 54 | |
Simon Hunt | 8a0429a | 2017-01-06 16:52:47 -0800 | [diff] [blame] | 55 | // ======================================================================= |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 56 | @Override |
| 57 | public void init(UiConnection connection, ServiceDirectory directory) { |
| 58 | super.init(connection, directory); |
| 59 | deviceService = directory.get(DeviceService.class); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 60 | alarmService = directory.get(AlarmService.class); |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 61 | alarmMonitor = new AlarmMonitor(this); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | @Override |
| 65 | protected Collection<RequestHandler> createRequestHandlers() { |
| 66 | return ImmutableSet.of( |
| 67 | new DisplayStartHandler(), |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 68 | new DisplayStopHandler() |
| 69 | ); |
| 70 | } |
| 71 | |
| 72 | // === ------------------------- |
| 73 | // === Handler classes |
| 74 | private final class DisplayStartHandler extends RequestHandler { |
| 75 | |
| 76 | public DisplayStartHandler() { |
| 77 | super(ALARM_TOPOV_DISPLAY_START); |
| 78 | } |
| 79 | |
| 80 | @Override |
Simon Hunt | 8a0429a | 2017-01-06 16:52:47 -0800 | [diff] [blame] | 81 | public void process(ObjectNode payload) { |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 82 | log.debug("Start Display"); |
| 83 | sendDelayedAlarmHighlights(); |
| 84 | alarmMonitor.startMonitorig(); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 85 | } |
| 86 | } |
| 87 | |
| 88 | private final class DisplayStopHandler extends RequestHandler { |
| 89 | |
| 90 | public DisplayStopHandler() { |
| 91 | super(ALARM_TOPOV_DISPLAY_STOP); |
| 92 | } |
| 93 | |
| 94 | @Override |
Simon Hunt | 8a0429a | 2017-01-06 16:52:47 -0800 | [diff] [blame] | 95 | public void process(ObjectNode payload) { |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 96 | log.debug("Stop Display"); |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 97 | alarmMonitor.stopMonitoring(); |
| 98 | clearHighlights(); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 99 | } |
| 100 | } |
| 101 | |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 102 | /** |
| 103 | * Sends the highlights with a delay to the client side on the browser. |
| 104 | */ |
| 105 | protected void sendDelayedAlarmHighlights() { |
| 106 | createAndSendHighlights(true); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 107 | } |
| 108 | |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 109 | /** |
| 110 | * Sends the highlights to the client side on the browser. |
| 111 | */ |
| 112 | protected void sendAlarmHighlights() { |
| 113 | createAndSendHighlights(false); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 114 | } |
| 115 | |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 116 | private void createAndSendHighlights(boolean toDelay) { |
| 117 | Highlights highlights = new Highlights(); |
| 118 | createBadges(highlights); |
| 119 | if (toDelay) { |
| 120 | highlights.delay(DELAY_MS); |
| 121 | } |
| 122 | sendHighlights(highlights); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 123 | } |
| 124 | |
| 125 | private void sendHighlights(Highlights highlights) { |
| 126 | sendMessage(TopoJson.highlightsMessage(highlights)); |
| 127 | } |
| 128 | |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 129 | private void createBadges(Highlights highlights) { |
| 130 | deviceService.getAvailableDevices().forEach(d -> { |
| 131 | Set<Alarm> alarmsOnDevice = alarmService.getAlarms(d.id()); |
| 132 | int alarmSize = alarmsOnDevice.size(); |
| 133 | log.debug("{} Alarms on device {}", alarmSize, d.id()); |
| 134 | if (alarmSize > 0) { |
| 135 | addDeviceBadge(highlights, d.id(), alarmSize); |
| 136 | } |
| 137 | }); |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 138 | } |
| 139 | |
Andrea Campanella | 49f8838 | 2017-01-30 10:37:32 -0800 | [diff] [blame] | 140 | private void clearHighlights() { |
| 141 | sendHighlights(new Highlights()); |
| 142 | } |
| 143 | |
| 144 | |
kmcpeake | b172d5f | 2015-12-10 11:30:43 +0000 | [diff] [blame] | 145 | private void addDeviceBadge(Highlights h, DeviceId devId, int n) { |
| 146 | DeviceHighlight dh = new DeviceHighlight(devId.toString()); |
| 147 | dh.setBadge(createBadge(n)); |
| 148 | h.add(dh); |
| 149 | } |
| 150 | |
| 151 | private NodeBadge createBadge(int n) { |
| 152 | Status status = n > 0 ? Status.ERROR : Status.INFO; |
| 153 | String noun = n > 0 ? "(Alarmed)" : "(Normal)"; |
| 154 | String msg = "Alarms: " + n + " " + noun; |
| 155 | return NodeBadge.number(status, n, msg); |
| 156 | } |
| 157 | |
| 158 | } |