void LoadAppSettings()
{
if (!File.Exists(AppSettingsFilePath))
{
return;
}
using (FileStream fs = File.OpenRead(AppSettingsFilePath))
using (var xs = new XorStream(fs))
using (var gzs = new GZipStream(xs, CompressionMode.Decompress))
{
var reader = new RawDataReader(xs, Encoding.UTF8);
byte[] sign = Encoding.UTF8.GetBytes(APP_SETTINGS_SIGNATURE);
for (int i = 0; i < sign.Length; ++i)
{
if (sign[i] != reader.ReadByte())
{
throw new CorruptedFileException(AppSettingsFilePath);
}
}
m_dataGeneration = reader.ReadUInt();
m_updateKey = reader.ReadUInt();
}
}
public static IEnumerable <UpdateURI> ReadDataManifest(string filePath, uint startGeneration = 0)
{
using (FileStream fs = File.OpenRead(filePath))
{
var reader = new RawDataReader(fs, Encoding.UTF8);
byte[] sign = Encoding.UTF8.GetBytes(DATA_MANIFEST_SIGNATURE);
for (int i = 0; i < sign.Length; ++i)
{
if (reader.ReadByte() != sign[i])
{
throw new CorruptedFileException(filePath);
}
}
int uriCount = reader.ReadInt();
var lst = new List <UpdateURI>();
for (int i = 0; i < uriCount; ++i)
{
uint preGen = reader.ReadUInt();
uint postGen = reader.ReadUInt();
string uri = reader.ReadString();
if (preGen >= startGeneration)
{
lst.Add(new UpdateURI(uri, preGen, postGen));
}
}
return(lst);
}
}
public static IEnumerable <Message> ReadHubDialog(string filePath, uint clID)
{
using (FileLocker.Lock(filePath))
using (FileStream fs = File.OpenRead(filePath))
{
var reader = new RawDataReader(fs, Encoding.UTF8);
byte[] sign = HubDialogSignature;
foreach (byte b in sign)
{
if (reader.ReadByte() != b)
{
throw new CorruptedFileException(filePath);
}
}
uint id = reader.ReadUInt();
if (id != clID)
{
throw new CorruptedFileException(filePath);
}
int count = reader.ReadInt();
var msgs = new List <Message>(count);
for (int i = 0; i < count; ++i)
{
msgs.Add(Message.LoadMessage(reader));
}
return(msgs);
}
}
Message ProcessSyncMessage(Message msg)
{
Dbg.Assert(msg.MessageCode == Message_t.Sync);
var ms = new MemoryStream(msg.Data);
var reader = new RawDataReader(ms, Encoding.UTF8);
uint clID = reader.ReadUInt();
uint srvMsgID = reader.ReadUInt();
uint clMsgId = reader.ReadUInt();
AppContext.LogManager.LogSysActivity($"Reception d'un message de synchronisation du client {ClientStrID(clID)}", true);
ActiveClientsQueue.IClientData clData = m_onlineClients.Get(clID);
if (clData != null)
{
clData.TimeToLive = ActiveClientsQueue.InitTimeToLive;
var resp = new Message(++clData.LastSrvMessageID, 0, Message_t.Null);
DialogEngin.AppendSrvDialog(AppPaths.GetSrvDialogFilePath(clID), resp);
AddUpload(Names.GetSrvDialogFile(clID));
//maj status
var clStatus = m_ndxerClientsStatus.Get(clID) as ClientStatus;
clStatus.LastSeen = DateTime.Now;
++clStatus.ReceivedMsgCount;
m_ndxerClientsStatus.Source.Replace(m_ndxerClientsStatus.IndexOf(clID), clStatus);
return(null);
}
var client = m_ndxerClients.Get(clID) as HubClient;
if (client == null)
{
AppContext.LogManager.LogSysActivity("Réception d’une demande de synchronisation " +
$"de la part d’un client inexistant ({ClientStrID(clID)}). Réinitialisation du client", true);
//maj du fichier gov
string srvDlgFile = AppPaths.GetSrvDialogFilePath(clID);
//le client n'existe pas => son fichier gov n'existe pas
var clDlg = new ClientDialog(clID, ClientStatus_t.Reseted, Enumerable.Empty <Message>());
DialogEngin.WriteSrvDialog(srvDlgFile, clDlg);
AddUpload(Path.GetFileName(srvDlgFile));
return(null);
}
var status = m_ndxerClientsStatus.Get(clID) as ClientStatus;
var respMsg = new Message(++srvMsgID, 0, Message_t.Null);
var dlg = new ClientDialog(clID, status.Status, new Message[] { respMsg });
DialogEngin.WriteSrvDialog(AppPaths.GetSrvDialogFilePath(clID), dlg);
AddUpload(Names.GetSrvDialogFile(clID));
if (status.Status == ClientStatus_t.Enabled)
{
ActiveClientsQueue.IClientData clientData = m_onlineClients.Add(clID);
clientData.LastClientMessageID = clMsgId;
clientData.LastSrvMessageID = srvMsgID;
AppContext.LogManager.StartLogger(clID);
}
return(null);
}
Message ProcessStartMessage(Message msg)
{
Dbg.Assert(msg.MessageCode == Message_t.Start);
var reader = new RawDataReader(new MemoryStream(msg.Data), Encoding.UTF8);
uint clID = reader.ReadUInt();
ClientEnvironment clEnv = ClientEnvironment.Load(reader);
DateTime dtStart = reader.ReadTime();
var client = m_ndxerClients.Get(clID) as HubClient;
if (client == null)
{
AppContext.LogManager.LogSysActivity("Réception d’une notification de démarrage " +
$"de la part d’un client inexistant ({ClientStrID(clID)}). Réinitialisation du client", true);
//maj du fichier gov
string srvDlgFile = AppPaths.GetSrvDialogFilePath(clID);
//le client n'existe pas => son fichier gov n'existe pas
var clDlg = new ClientDialog(clID, ClientStatus_t.Reseted, Enumerable.Empty <Message>());
DialogEngin.WriteSrvDialog(srvDlgFile, clDlg);
AddUpload(Path.GetFileName(srvDlgFile));
return(msg.CreateResponse(++m_lastCnxRespMsgID, Message_t.Rejected, msg.Data));
}
AppContext.LogManager.LogSysActivity("Réception d’une notification de démarrage " +
$"de la part du client {ClientStrID(clID)}", true);
//verifier le statut du client
var clStatus = m_ndxerClientsStatus.Get(clID) as ClientStatus;
if (clStatus.Status != ClientStatus_t.Enabled)
{
AppContext.LogManager.LogSysActivity($"Démmarage du Client { ClientStrID(clID)} non autorisé. Requête rejetée", true);
return(msg.CreateResponse(++m_lastCnxRespMsgID, Message_t.Rejected, msg.Data));
}
//reset dlg files
DialogEngin.WriteHubDialog(AppPaths.GetClientDilogFilePath(clID), clID, Enumerable.Empty <Message>());
DialogEngin.WriteSrvDialog(AppPaths.GetSrvDialogFilePath(clID),
new ClientDialog(clID, clStatus.Status, Enumerable.Empty <Message>()));
try
{
new NetEngin(AppContext.Settings.NetworkSettings).Upload(Urls.DialogDirURL,
new string[] { AppPaths.GetClientDilogFilePath(clID), AppPaths.GetSrvDialogFilePath(clID) });
}
catch (Exception ex)
{
AppContext.LogManager.LogSysError($"Traitement de la requête de démarrage du client {ClientStrID(clID)}: " +
$"{ ex.Message}. demande ignorée, laisser le client reformuler la requête.", true);
return(null); // let the cleint retry req.
}
AppContext.LogManager.LogSysActivity($"Client {ClientStrID(clID)} démarré le { dtStart.Date.ToShortDateString()} " +
$"à { dtStart.ToLongTimeString()}", true);
//verifier si l'env du client a changé
UpdateClientEnvironment(clID, clEnv);
//ajouter client dans running liste
m_onlineClients.Add(clID, dtStart);
AppContext.LogManager.StartLogger(clID);
AppContext.LogManager.LogClientActivity(clID, "Démarrage");
//maj du last seen
clStatus.LastSeen = dtStart;
m_ndxerClientsStatus.Source.Replace(m_ndxerClientsStatus.IndexOf(clID), clStatus);
ClientStarted?.Invoke(clID);
return(msg.CreateResponse(++m_lastCnxRespMsgID, Message_t.Ok, msg.Data));
}
void ProcessResp()
{
m_timer.Stop();
Dbg.Log("Processing start notification resp...");
string tmpFile = Path.GetTempFileName();
var netEngin = new NetEngin(Program.NetworkSettings);
try
{
netEngin.Download(tmpFile, Urls.ConnectionRespURL, true);
IEnumerable <Message> resps = from msg in DialogEngin.ReadConnectionsResp(tmpFile)
where msg.ReqID >= m_reqID
select msg;
if (resps.Any())
{
Message resp = resps.SingleOrDefault(m => m.ReqID == m_reqID);
if (resp != null)
{
var ms = new MemoryStream(resp.Data);
var reader = new RawDataReader(ms, Encoding.UTF8);
uint clID = reader.ReadUInt();
if (clID == m_clID)
{
switch (resp.MessageCode)
{
case Message_t.Ok:
m_callBack.Invoke(true);
Dbg.Log("Starting notification done. :-)");
return;
case Message_t.Rejected:
m_callBack.Invoke(false);
Dbg.Log("Starting rejected. :-(");
return;
}
}
}
Dbg.Log("Starting msg lost. Reposting...");
PostReq();
}
else if (++m_cnxAttempts >= MAX_ATTEMPTS)
{
Dbg.Log("Starting msg lost. Reposting...");
PostReq();
}
else
{
m_timer.Start();
}
}
catch (Exception ex)
{
Dbg.Log(ex.Message);
m_timer.Start();
}
finally
{
File.Delete(tmpFile);
}
}
