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Endpunkte für Gruppen / Alarmabrufe hinzugefügt

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This commit is contained in:
Daniel Schick 2023-01-02 10:54:44 +01:00
parent 8e0b4c56c1
commit 80b4a39a58
10 changed files with 337 additions and 46 deletions
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18
AIS/bsmd.AIS2Service/AISManager.cs
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@ -28,6 +28,7 @@ namespace bsmd.AIS2Service
private static Timer _staleTargetTimer; // cleanup sitrep
private static Timer _stalePosReportTimer; // clean db
private static IDisposable _restAPISelfHost = null;
private static AIS_SQLiteStorage _sqliteStorage = null;
#endregion
@ -38,12 +39,12 @@ namespace bsmd.AIS2Service
_tasks.Add(new SerialTCPReader(Properties.Settings.Default.DataSourceHost, Properties.Settings.Default.DataSourcePort, _inputLines));
_tasks.Add(new AISDecoder(_inputLines, _decodedClasses));
_tasks.Add(new SitRep(_decodedClasses, _sitRepList, _dbSaveTargets));
AIS_SQLiteStorage sqliteStorage = new AIS_SQLiteStorage(_dbSaveTargets);
_tasks.Add(sqliteStorage);
_tasks.Add(new AISZoneMonitor(_sitRepList, sqliteStorage));
_sqliteStorage = new AIS_SQLiteStorage(_dbSaveTargets);
_tasks.Add(_sqliteStorage);
_tasks.Add(new AISZoneMonitor(_sitRepList, _sqliteStorage));
// preload sit rep
Dictionary<int, AIS_Target> targets = await sqliteStorage.LoadTargets();
Dictionary<int, AIS_Target> targets = await _sqliteStorage.LoadTargets();
foreach(int key in targets.Keys)
{
_sitRepList.TryAdd(key, targets[key]);
@ -58,7 +59,7 @@ namespace bsmd.AIS2Service
// init timer tasks
_staleTargetTimer = new Timer(StaleTargetTimerCheck, null, 0, 60000); // check every minute, start immediately
_stalePosReportTimer = new Timer(StalePosReportCheck, sqliteStorage, 0, 60000 * 10); // every ten minutes,
_stalePosReportTimer = new Timer(StalePosReportCheck, _sqliteStorage, 0, 60000 * 10); // every ten minutes,
// if required start self-hosted owin endpoint
if(Properties.Settings.Default.EnableRestAPIEndpoint)
@ -87,10 +88,9 @@ namespace bsmd.AIS2Service
#region Properties
public static ConcurrentDictionary<int, AIS_Target> SitRep
{
get { return _sitRepList; }
}
public static ConcurrentDictionary<int, AIS_Target> SitRep { get { return _sitRepList; } }
public static AIS_SQLiteStorage SQLiteStorage { get { return _sqliteStorage; } }
#endregion

73
AIS/bsmd.AIS2Service/AIS_SQLiteStorage.cs
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@ -15,13 +15,14 @@ namespace bsmd.AIS2Service
/// past track. It is just intended to function as a "saving the state" of the AIS situation.
/// Attention: Alarm zones / alarms are also stored here. This might or might not be such a great idea.
/// </summary>
public class AIS_SQLiteStorage : IAISThread
public class AIS_SQLiteStorage : IAISThread, IDisposable
{
#region Fields
private readonly SQLiteConnection _connection;
private Thread _thread;
private bool _stopFlag = false;
private bool disposedValue;
private static readonly ILog _log = LogManager.GetLogger(typeof(AIS_SQLiteStorage));
private readonly ConcurrentQueue<AIS_Target> _inputQueue;
private readonly Dictionary<int, AIS_Target> _storageTargets = new Dictionary<int, AIS_Target>();
@ -53,7 +54,7 @@ namespace bsmd.AIS2Service
/// monitor zone loader func for the zone alarm watchdog (doesn't need groups or such)
/// </summary>
/// <returns></returns>
public List<MonitorZone> LoadMonitorZones()
public List<MonitorZone> LoadMonitorZones(bool loadInnerCollections = true)
{
List<MonitorZone> monitorZones = new List<MonitorZone>();
if ((_connection == null) || (_connection.State != ConnectionState.Open)) return monitorZones; // can't load but return nothing in a friendly way
@ -78,6 +79,8 @@ namespace bsmd.AIS2Service
reader.Close();
lzCmd.Dispose();
if (loadInnerCollections)
{
// load vertices for each zone
string loadVertexString = "SELECT Id, latitude, longitude FROM zone_vertex WHERE monitor_zone_id = @ID";
SQLiteCommand lvCmd = new SQLiteCommand(loadVertexString, _connection);
@ -123,6 +126,7 @@ namespace bsmd.AIS2Service
reader.Close();
}
laCmd.Dispose();
}
return monitorZones;
}
@ -255,6 +259,8 @@ namespace bsmd.AIS2Service
groups.Add(mGroup);
}
}
reader.Close();
laCmd.Dispose();
return groups;
}
@ -381,6 +387,42 @@ namespace bsmd.AIS2Service
#endregion
#region ShipLocationReport
/// <summary>
/// Helper method to allow the web interface to load all ship alarms in a group
/// (this makes sense since zones appear als columns in the overview)
/// </summary>
public List<ShipLocationReport> GetShipLocationReports(long groupId)
{
List<ShipLocationReport> slrs = new List<ShipLocationReport>();
string loadSLRString = "SELECT a.timestamp_first, a.timestamp_last, za.mmsi, mz.id FROM alarm a " +
"INNER JOIN zone_assignment za ON a.zone_assignment_id = za.id " +
"INNER JOIN monitor_zone mz ON za.monitor_zone_id = mz.id " +
$"WHERE mz.monitor_group_id = {groupId}";
SQLiteCommand laCmd = new SQLiteCommand(loadSLRString, _connection);
SQLiteDataReader reader = laCmd.ExecuteReader();
if (reader.HasRows)
{
while (reader.Read())
{
ShipLocationReport slr = new ShipLocationReport();
slr.Timestamp_First = reader.GetDateTime(0);
if (reader.IsDBNull(1)) continue; // we dont want very new alarms
slr.Timestamp_Last = reader.GetDateTime(1);
slr.MMSI = reader.GetInt32(2);
slr.MonitorZoneId = reader.GetInt64(3);
slrs.Add(slr);
}
}
reader.Close();
return slrs;
}
#endregion
#endregion
#region private methods
@ -628,5 +670,32 @@ namespace bsmd.AIS2Service
#endregion
#region IDisposable implementation
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
if(_connection.State == ConnectionState.Open)
{
_connection.Close();
}
}
disposedValue = true;
}
}
public void Dispose()
{
// Do not change this code. Put cleanup code in 'Dispose(bool disposing)' method
Dispose(disposing: true);
GC.SuppressFinalize(this);
}
#endregion
}
}

27
AIS/bsmd.AIS2Service/SLRController.cs Normal file
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@ -0,0 +1,27 @@
using System.Collections.Generic;
using System.Web.Http;
namespace bsmd.AIS2Service
{
public class SLRController : ApiController
{
[HttpGet]
public IEnumerable<ShipLocationReport> Get([FromUri] int? id)
{
if (!id.HasValue) return null;
List<ShipLocationReport> result = AISManager.SQLiteStorage.GetShipLocationReports(id.Value);
foreach(ShipLocationReport report in result) {
if (AISManager.SitRep.ContainsKey(report.MMSI))
{
report.Destination = AISManager.SitRep[report.MMSI].Destination;
report.Name = AISManager.SitRep[report.MMSI].Name;
report.NavStatus = AIS_PosReport.GetNavStatus(AISManager.SitRep[report.MMSI].NavStatus);
report.IMO = AISManager.SitRep[report.MMSI].IMO;
}
}
return result;
}
}
}

31
AIS/bsmd.AIS2Service/ShipLocationReport.cs Normal file
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@ -0,0 +1,31 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace bsmd.AIS2Service
{
/// <summary>
/// Helper class to report a ship position / entry into a zone (aka alarm connected to zone)
/// </summary>
public class ShipLocationReport
{
public DateTime Timestamp_First { get; set; }
public DateTime Timestamp_Last { get; set; }
public long MonitorZoneId { get; set; }
public int MMSI { get; set; }
public int? IMO { get; set; }
public string Name { get; set; }
public string Destination { get; set; }
public string NavStatus { get; set; }
}
}

13
AIS/bsmd.AIS2Service/StartupWebAPI.cs
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@ -16,6 +16,19 @@ namespace bsmd.AIS2Service
routeTemplate: "api/{Controller}",
defaults: new { id = RouteParameter.Optional, Controller = "AIS"}
);
config.Routes.MapHttpRoute(
name: "ZonesList",
routeTemplate: "api/{Controller}",
defaults: new { id = RouteParameter.Optional, Controller = "Zones" }
);
config.Routes.MapHttpRoute(
name: "SLRList",
routeTemplate: "api/{Controller}",
defaults: new { id = RouteParameter.Optional, Controller = "SLR" }
);
config.EnableCors(cors);
appBuilder.UseWebApi(config);

41
AIS/bsmd.AIS2Service/ZonesController.cs Normal file
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@ -0,0 +1,41 @@
using System;
using System.Collections.Generic;
using System.Web.Http;
using System.Web.Http.Cors;
namespace bsmd.AIS2Service
{
public class ZonesController : ApiController
{
[HttpGet]
public IEnumerable<MonitorGroup> Get() // Get([FromUri] int? id)
{
List<MonitorZone> allZones = AISManager.SQLiteStorage.LoadMonitorZones(false);
List<MonitorGroup> groups = AISManager.SQLiteStorage.LoadGroups();
foreach(MonitorGroup group in groups)
{
foreach(MonitorZone zone in allZones)
{
if(group.Id == zone.MonitorGroupId)
{
group.Zones.Add(zone);
}
}
group.Zones.Sort();
}
return groups;
/*
if (!id.HasValue)
{
List<MonitorGroup> groups = AISManager.SQLiteStorage.LoadGroups();
return groups;
}
else
{
return null;
}
*/
}
}
}

3
AIS/bsmd.AIS2Service/bsmd.AIS2Service.csproj
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@ -127,9 +127,12 @@
<DependentUpon>Settings.settings</DependentUpon>
</Compile>
<Compile Include="SerialTCPReader.cs" />
<Compile Include="ShipLocationReport.cs" />
<Compile Include="SitRep.cs" />
<Compile Include="SLRController.cs" />
<Compile Include="StartupWebAPI.cs" />
<Compile Include="Util.cs" />
<Compile Include="ZonesController.cs" />
</ItemGroup>
<ItemGroup>
<None Include="..\SQL\ais_initial.db">

25
AIS/bsmd.AIS2Service/lauf.html Normal file
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@ -0,0 +1,25 @@
<!DOCTYPE html>
<html lang="en">
<head>
<link rel="stylesheet" href="DataTables/datatables.css">
<link rel="stylesheet" href="style.css">
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Zonen Übersicht</title>
<script type="text/javascript" src="zonen.js"></script>
<script type="text/javascript" src="DataTables/jQuery-3.6.0/jquery-3.6.0.js"></script>
<script type="text/javascript" src="DataTables/DataTables-1.12.1/js/jquery.dataTables.min.js"></script>
<script>
$(document).ready(function () {
$('#aisTable').DataTable();
});
</script>
</head>
<body onload="startup()">
<div class="table_group" id="root-div" />
<div id="bottomcenter">
(c) <a href="http://www.textbausteine.net" target="#">Informatikbüro Daniel Schick</a>
</div>
</body>
</html>

8
AIS/bsmd.AIS2Service/style.css
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@ -126,3 +126,11 @@ h2{
text-align: center;
}
}
#bottomcenter {
position: fixed;
left: 50%;
bottom: 20px;
transform: translate(-50%, -50%);
margin: 0 auto;
}

74
AIS/bsmd.AIS2Service/zonen.js Normal file
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@ -0,0 +1,74 @@
/* startup, load groups from database */
document.addEventListener('DOMContentLoaded', function () {
let table = new DataTable('#aisTable', {
"ajax" : {
"url" : "http://192.168.2.25:9050/api/ais",
"dataSrc" : "",
"type" : "GET"
},
columns: [
{ data: 'MMSI' },
{ data: 'Name' },
{ data: 'LastUpdate' },
{ data: 'Latitude' },
{ data: 'Longitude' },
{ data: 'IMO' },
{ data: 'IsClassB' }
]
} );
setInterval( function () {
table.ajax.reload( null, false ); // user paging is not reset on reload
}, 30000 );
} );
function update() {
fetch('http://192.168.2.25:9050/api/ais')
.then(function (response) {
return response.json();
})
.then(function (data) {
updateData(data);
})
.catch(function (err) {
console.log('error: ' + err);
});
function updateData(data) {
var table = document.getElementById('aisTable');
for (var i = 0; i < data.length; i++) {
let row_id = "row_" + data[i].MMSI;
row = document.getElementById(row_id);
if(row == null) { // not found, create new row
row = document.createElement('tr');
row.setAttribute("id", row_id);
row.innerHTML = `<td>` + data[i].MMSI +
`</td><td id="name_` + data[i].MMSI + `"/>` +
`<td id="timestamp_` + data[i].MMSI + `"/>` +
`<td id="lat_` + data[i].MMSI + `"/>` +
`<td id="lon_` + data[i].MMSI + `"/>` +
`<td id="imo_` + data[i].MMSI + `"/>` +
`<td>` + data[i].IsClassB + `</td>`;
table.appendChild(row);
}
// update existing row
var td = document.getElementById("name_" + data[i].MMSI);
td.innerHTML = data[i].Name;
td = document.getElementById("timestamp_" + data[i].MMSI);
td.innerHTML = data[i].LastUpdate;
td = document.getElementById("lat_" + data[i].MMSI);
td.innerHTML = data[i].Latitude;
td = document.getElementById("lon_" + data[i].MMSI);
td.innerHTML = data[i].Longitude;
td = document.getElementById("imo_" + data[i].MMSI);
td.innerHTML = data[i].IMO;
}
}
}