public void UpdateDataSource(DatabaseData srcDatabase, DsDef updatedDsDef, DsDef originalDsDef)
{
RrdDb database = null;
try
{
database = new RrdDb(srcDatabase.Definition.Path, false);
Datasource datasource = database.getDatasource(originalDsDef.getDsName());
if (datasource == null)
{
throw new ArgumentException(updatedDsDef.getDsName() + " datasource don't exist");
}
if (datasource.DsName != updatedDsDef.DsName)
{
datasource.setDsName(updatedDsDef.getDsName());
}
datasource.setDsType(updatedDsDef.getDsType());
datasource.setHeartbeat(updatedDsDef.getHeartbeat());
datasource.setMaxValue(updatedDsDef.getMaxValue(), true);
datasource.setMinValue(updatedDsDef.getMinValue(), true);
}
catch (FileNotFoundException ex)
{
Logger.Error("Update datasource failed", ex);
throw new ApplicationException("Can't update datasource until database saved!", ex);
}
finally
{
if (database != null)
{
database.close();
}
}
}
public RrdDb GetDb()
{
const int heartBeat = 5 * 60; // * 1000
string _dbPath = Settings.Default.GetAppDataPath() + "xgsnapshots.db";
try
{
var db = new RrdDb(_dbPath);
var sourcesToAdd = new HashSet <int>();
for (int a = 0; a <= 29; a++)
{
if (!db.containsDs(a + ""))
{
sourcesToAdd.Add(a);
}
}
if (sourcesToAdd.Count > 0)
{
db.close();
foreach (int a in sourcesToAdd)
{
var dsDef = new DsDef(a + "", DsTypes.DT_GAUGE, heartBeat * 2, 0, Double.MaxValue);
RrdToolkit.addDatasource(_dbPath, _dbPath + ".new", dsDef);
FileSystem.DeleteFile(_dbPath);
FileSystem.MoveFile(_dbPath + ".new", _dbPath);
}
db = new RrdDb(_dbPath);
}
return(db);
}
catch (FileNotFoundException)
{
var rrdDef = new RrdDef(_dbPath, heartBeat);
for (int a = 0; a <= 29; a++)
{
rrdDef.addDatasource(a + "", DsTypes.DT_GAUGE, heartBeat * 2, 0, Double.MaxValue);
}
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 1, 12 * 24); // one day > 1 step = 5 minutes, 12 times per hour * 24 hours
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 12, 24 * 7); // one week > 12 steps = 1 hour, 24 times per day * 7 days
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 4 * 12, 6 * 31); // one month > 4 * 12 steps = 4 hours, 6 times per day * 31 days
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 2 * 24 * 12, 183); // one year > 2 * 24 * 12 steps = 2 days, 183 days
try
{
new RrdDb(rrdDef).close();
}
catch (NullReferenceException) {}
return(new RrdDb(_dbPath));
}
}
public RrdDb GetDb()
{
const int heartBeat = 5 * 60; // * 1000
string _dbPath = Settings.Default.GetAppDataPath() + "xgsnapshots.db";
try
{
var db = new RrdDb(_dbPath);
var sourcesToAdd = new HashSet<int>();
for (int a = 0; a <= 29; a++)
{
if (!db.containsDs(a + ""))
{
sourcesToAdd.Add(a);
}
}
if (sourcesToAdd.Count > 0)
{
db.close();
foreach (int a in sourcesToAdd)
{
var dsDef = new DsDef(a + "", DsTypes.DT_GAUGE, heartBeat * 2, 0, Double.MaxValue);
RrdToolkit.addDatasource(_dbPath, _dbPath + ".new", dsDef);
FileSystem.DeleteFile(_dbPath);
FileSystem.MoveFile(_dbPath + ".new", _dbPath);
}
db = new RrdDb(_dbPath);
}
return db;
}
catch (FileNotFoundException)
{
var rrdDef = new RrdDef(_dbPath, heartBeat);
for (int a = 0; a <= 29; a++)
{
rrdDef.addDatasource(a + "", DsTypes.DT_GAUGE, heartBeat * 2, 0, Double.MaxValue);
}
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 1, 12 * 24); // one day > 1 step = 5 minutes, 12 times per hour * 24 hours
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 12, 24 * 7); // one week > 12 steps = 1 hour, 24 times per day * 7 days
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 4 * 12, 6 * 31); // one month > 4 * 12 steps = 4 hours, 6 times per day * 31 days
rrdDef.addArchive(ConsolFuns.CF_AVERAGE, 0.5, 2 * 24 * 12, 183); // one year > 2 * 24 * 12 steps = 2 days, 183 days
try
{
new RrdDb(rrdDef).close();
}
catch (NullReferenceException) {}
return new RrdDb(_dbPath);
}
}
public void DatasourceArchiveSelected(DatabaseData database, object datasource, object archiveDefinition)
{
if (!model.IsDatabase(database.Definition.Path))
{
return;
}
DsDef dsDef = datasource as DsDef;
ArcDef selectedArchive = archiveDefinition as ArcDef;
FetchData fetchedData = model.GetArchiveData(database, dsDef.DsName, selectedArchive);
rrdDbForm.SetArchiveDumpData(fetchedData);
rrdDbForm.SetDocumentName(Path.GetFileNameWithoutExtension(database.Definition.getPath()));
}
public void UpdateDataSource(string command, DsDef originalDsDef)
{
RrdDbParser parser = new RrdDbParser("");
model.UpdateDataSource(SrcDatabase, parser.parseDef(command), originalDsDef);
}
public void AddDataSource(DsDef dsDef)
{
EditingDatabaseData.Definition.addDatasource(dsDef);
DatabaseDirty = true;
}