public void Synch()
{
if (!this.SynchEnabled)
{
return;
}
this.SynchLog = new Classes.LinkSynchLog();
this.IsSynching = true;
try
{
this.ServersSynchStates = new Dictionary <string, bool>();
// Get server state of self.
bool serverState = GetServerSynchState(ConfigurationManager.AppSettings["ServerIP"]);
if (!serverState)
{
return;
}
//if (this.FileStates == null)
this.GetFileSynchStates();
InstanceCollection instances = new InstanceCollection(
ConfigurationManager.AppSettings["InstanceRoot"]
);
SynchDatabases();
SynchFiles(instances);
CheckDeletedFiles();
}
catch (Exception ex)
{
Global.Log(ex.ToString(), LogType.Error);
try
{
// configuration values from the web.config file.
MailConfiguration mailConfiguration = new MailConfiguration(true);
// Create a new mail by the mail configuration.
Mail mail = new Mail(mailConfiguration, "_NONE_")
{
TemplatePath = Path.Combine(
ConfigurationManager.AppSettings["ApplicationPath"],
"App_Data",
"ErrorMailTemplate.html"
),
Subject = "SYNCH ERROR"
};
mail.Placeholders.Add("Server", ConfigurationManager.AppSettings["ServerIP"]);
mail.Placeholders.Add("Exception", ex.ToString());
// Send the mail.
mail.Send(ConfigurationManager.AppSettings["ErrorMailReciepent"]);
}
catch (Exception e)
{
Global.Log(e.ToString(), LogType.Error);
}
}
StringBuilder log = new StringBuilder();
if (this.SynchLog.Files != 0)
{
log.Append(string.Format(
"{0} files synched successfully. ",
this.SynchLog.Files
));
}
if (this.SynchLog.FilesFailed != 0)
{
log.Append(string.Format(
"{0} files failed to synch. ",
this.SynchLog.FilesFailed
));
}
if (this.SynchLog.Queries != 0)
{
log.Append(string.Format(
"{0} database queries synched successfully. ",
this.SynchLog.Queries
));
}
if (this.SynchLog.QueriesFailed != 0)
{
log.Append(string.Format(
"{0} database queries failed to synch. ",
this.SynchLog.QueriesFailed
));
}
if (log.Length != 0)
{
Global.Log(log.ToString(), LogType.Information);
}
log.Clear();
this.IsSynching = false;
}
private void SynchFiles(InstanceCollection instances)
{
string instanceRoot = Path.GetDirectoryName(
ConfigurationManager.AppSettings["InstanceRoot"]
);
XmlDocument document = new XmlDocument();
document.Load(Path.Combine(
HttpRuntime.AppDomainAppPath,
"App_Data",
"Filesystem.xml"
));
XmlNodeList xmlNodesDirectories = document.DocumentElement.SelectNodes("Directory");
XmlNodeList xmlNodesFiles = document.DocumentElement.SelectNodes("File");
// Run through all listed file to check for deleted files.
foreach (string relativePath in this.Files.Keys)
{
string fileName = Path.GetDirectoryName(
ConfigurationManager.AppSettings["InstanceRoot"]
) + relativePath;
// Check if the file still exists.
if (File.Exists(fileName))
{
continue;
}
DeleteFile(relativePath, this.Files[relativePath]);
}
foreach (Instance instance in instances.Instances.Values)
{
foreach (Client client in instance.GetClients())
{
if (client.SynchServers.Length == 0)
{
continue;
}
foreach (string server in client.SynchServers)
{
// Get server state of target server.
bool serverState = GetServerSynchState(server);
if (!serverState)
{
continue;
}
foreach (XmlNode xmlNode in xmlNodesDirectories)
{
string directory = Path.Combine(
instanceRoot,
instance.Name,
string.Format(xmlNode.Attributes["Path"].Value, client.Name)
);
if (!Directory.Exists(directory))
{
continue;
}
SynchDirectory(server, client.Name, directory);
}
foreach (XmlNode xmlNode in xmlNodesFiles)
{
SynchFile(server, client.Name, Path.Combine(instanceRoot, instance.Name, string.Format(
xmlNode.Attributes["Path"].Value,
client.Name
)));
}
}
}
}
}
private void GetFileSynchStates()
{
this.FileStates = new Dictionary <string, string>();
this.Files = new Dictionary <string, string>();
InstanceCollection instances = new InstanceCollection(
ConfigurationManager.AppSettings["InstanceRoot"]
);
List <string> servers = new List <string>();
foreach (Instance instance in instances.Instances.Values)
{
foreach (Client client in instance.GetClients())
{
if (client.SynchServers.Length == 0)
{
continue;
}
foreach (string server in client.SynchServers)
{
// TEST:
//string server = "127.0.0.1";
if (servers.Contains(server))
{
continue;
}
servers.Add(server);
}
}
}
foreach (string server in servers)
{
try
{
ServiceLink service = new ServiceLink(string.Format(
"http://{0}:8080/Handler.ashx",
server
));
string result = service.Request(
service.Address + "?Method=GetFileSynchStates",
new byte[0]
);
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.LoadXml(result);
foreach (XmlNode xmlNode in xmlDocument.DocumentElement.SelectNodes("File"))
{
string path = xmlNode.Attributes["Path"].Value;
if (this.FileStates.ContainsKey(path))
{
continue;
}
this.FileStates.Add(path, xmlNode.Attributes["Value"].Value);
this.Files.Add(path, server);
}
}
catch (Exception ex)
{
}
}
}
private void CheckDeletedFiles()
{
return;
string fileName;
foreach (string file in this.FileStates.Keys)
{
fileName = Path.Combine(
ConfigurationManager.AppSettings["InstanceRoot"],
file.Remove(0, 1)
);
InstanceCollection instances = new InstanceCollection(
ConfigurationManager.AppSettings["InstanceRoot"]
);
List <string> servers = new List <string>();
foreach (Instance instance in instances.Instances.Values)
{
foreach (Client client in instance.GetClients())
{
if (client.SynchServers.Length == 0)
{
continue;
}
foreach (string server in client.SynchServers)
{
// TEST:
//string server = "127.0.0.1";
if (servers.Contains(server))
{
continue;
}
servers.Add(server);
}
}
}
if (!File.Exists(fileName))
{
if (long.Parse(DateTime.UtcNow.ToString("yyyyMMddHHmmssfff")) - long.Parse(this.FileStates[file]) > 10000)
{
foreach (string server in servers)
{
//File.Delete(fileName);
ServiceLink service = new ServiceLink(string.Format(
"http://{0}:8080/Handler.ashx",
server
));
string result = service.Request(
service.Address + "?Method=DeleteFile&Path=" + file.Remove(0, 1),
new byte[0]
);
}
}
}
}
}
