protected override void Run()
{
//if (VariableRegex == null || VariableRegex.Length == 0) throw new Exception("Performance counter names should be passed in VariableRegex");
//if (Variables != null && Variables.Length > 0 && Variables.Length != VariableRegex.Length) throw new Exception("Number of Variables does not match the length of VariableRegex");
DataRecord dr = new DataRecord { Series = this.DataSeries };
if (Variables == null || Variables.Length == 0)
{
if (string.IsNullOrEmpty(ScriptName)) throw new Exception("ScriptName parameter should contain perf counter Id if you are not using Variables");
var pv = Counters.GetPerfCounterValuesAndReset(this.ScriptName);
dr.Data = new double[] { pv.Count, pv.Sum, pv.Min, pv.Max, pv.Median, pv.Perc90, pv.Perc95, pv.Perc98, pv.Avg, pv.Freq };
}
else
{
if (VariableRegex == null || VariableRegex.Length == 0)
{
string pcid = this.ScriptName;
var pv = Counters.GetPerfCounterValuesAndReset(pcid);
dr.DataMap = new Dictionary<string, double>();
for (int i = 0; i < Variables.Length; i++)
{
var pi = pv.GetType().GetProperty(Variables[i]);
if (pi == null) throw new Exception("Invalid variable: " + Variables[i]);
dr.DataMap[Variables[i]] = Convert.ToDouble(pi.GetValue(pv, null));
}
}
else if (VariableRegex.Length != Variables.Length)
{
throw new Exception("VariableRegex length invalid");
}
else
{
Dictionary<string, PerfCounterStats> d = new Dictionary<string, PerfCounterStats>();
dr.DataMap = new Dictionary<string, double>();
for (int i = 0; i < Variables.Length; i++)
{
var vn = VariableRegex[i];
int idx = vn.IndexOf('/');
string cid = idx < 0 ? this.ScriptName : vn.Substring(0, idx);
PerfCounterStats pv;
if (!d.TryGetValue(cid, out pv))
{
pv = Counters.GetPerfCounterValuesAndReset(cid);
d[cid] = pv;
}
string cv = idx < 0 ? vn : vn.Substring(idx + 1);
var pi = typeof(PerfCounterStats).GetProperty(cv);
if (pi == null) throw new Exception("Invalid perf counter statistic: " + vn);
dr.DataMap[Variables[i]] = Convert.ToDouble(pi.GetValue(pv, null));
}
}
}
UpdateDataSource(dr);
}
protected override void Run()
{
string hostName = this.Arguments;
if (string.IsNullOrEmpty(hostName)) return;
if (hostName.StartsWith("http://", StringComparison.InvariantCultureIgnoreCase))
{
DoHttpPing(hostName);
return;
}
Ping p = new Ping();
var resp = p.Send(hostName);
log.Debug("Pinged {0}. Response: {1}, time: {2} ms", hostName, resp.Status, resp.RoundtripTime);
DataRecord dr = new DataRecord { Series = this.DataSeries, Data = new double[] { resp.Status == IPStatus.Success ? resp.RoundtripTime : Double.NaN } };
UpdateDataSource(dr);
}
protected override void Run()
{
string cs = this.Arguments;
var cstring = string.IsNullOrEmpty(cs) ? ConfigurationManager.ConnectionStrings[0] : ConfigurationManager.ConnectionStrings[cs];
if (cstring == null) throw new Exception("Connection string not found (Arguments: " + cs + ")");
string pn = string.IsNullOrEmpty(cstring.ProviderName) ? "System.Data.SqlClient" : cstring.ProviderName;
if (string.IsNullOrEmpty(this.ScriptName)) throw new Exception("SQL not defined (ScriptName parameter)");
List<DataRecord> lst = new List<DataRecord>();
using (var cn = DbProviderFactories.GetFactory(pn).CreateConnection())
{
cn.ConnectionString = cstring.ConnectionString;
cn.Open();
using (var cmd = cn.CreateCommand())
{
cmd.CommandText = this.ScriptName;
using (var dr = cmd.ExecuteReader())
{
while (dr.Read())
{
var rec = new DataRecord { Series = this.DataSeries, DataMap = new Dictionary<string,double>() };
for (int i = 0; i < dr.FieldCount; i++)
{
string fn = dr.GetName(i);
if (fn == "timestamp")
{
rec.Ts = dr.GetDateTime(i);
}
else
{
rec.DataMap[fn] = dr.IsDBNull(i) ? double.NaN : Convert.ToDouble(dr[i]);
}
}
lst.Add(rec);
}
}
}
}
if (lst.Count == 0)
{
log.Warn("Job {0}: No data returned by sql query", this.Id);
return;
}
UpdateDataSource(lst);
}
protected void DoHttpPing(string hostName)
{
DataRecord dr = new DataRecord { Series = this.DataSeries, Data = new double[] { Double.NaN } };
Stopwatch sw = Stopwatch.StartNew();
try
{
System.Net.WebClient wc = new System.Net.WebClient();
wc.DownloadData(hostName);
sw.Stop();
dr.Data[0] = sw.ElapsedMilliseconds;
}
catch (System.Net.WebException ex)
{
log.Warn("Http ping error in job {0} ({1}): {2}", Id, hostName, ex);
dr.Data[0] = Double.NaN;
}
UpdateDataSource(dr);
}
protected override void Run()
{
if (VariableRegex == null || VariableRegex.Length == 0) throw new Exception("Performance counter names should be passed in VariableRegex");
if (Variables != null && Variables.Length > 0 && Variables.Length != VariableRegex.Length) throw new Exception("Number of Variables does not match the length of VariableRegex");
DataRecord dr = new DataRecord { Series = this.DataSeries };
if (Variables != null && Variables.Length > 0)
dr.DataMap = new Dictionary<string, double>();
else
dr.Data = new double[this.VariableRegex.Length];
for (int i = 0; i < VariableRegex.Length; i++)
{
var val = PerfCounters.GetValue(VariableRegex[i]);
log.Debug("PC[{0}]={1}", VariableRegex[i], val);
if (dr.Data != null) dr.Data[i] = val;
if (dr.DataMap != null) dr.DataMap[Variables[i]] = val;
}
UpdateDataSource(dr);
}
public ActionResult Update(string seriesName)
{
var si = DataSeries.GetDataSeries(seriesName, false);
if (si == null) throw new Exception("Data series not found: " + seriesName);
var dr = new DataRecord();
dr.Ts = DateTime.Now;
dr.Series = si.Name;
List<double> l = new List<double>();
foreach (var f in si.Fields)
{
string s = Request[f.Name];
if (string.IsNullOrEmpty(s)) throw new Exception("Missing data field: " + f.Name);
double v;
if (!double.TryParse(s, out v)) throw new Exception("Invalid field: " + f.Name);
l.Add(v);
}
dr.Data = l.ToArray();
DataSeries.AppendData(dr);
return new EmptyResult();
}
protected void add_data_record(IDictionary<string, double> values)
{
DataRecord dr = new DataRecord
{
DataMap = new Dictionary<string, double>(values)
};
DataRecords.Add(dr);
}
protected void add_data_record(params double[] values)
{
DataRecord dr = new DataRecord
{
Data = values
};
DataRecords.Add(dr);
}
protected void add_data_record(DataRecord dr)
{
DataRecords.Add(dr);
}
protected void add_data_record(DateTime timestamp, IDictionary<string, double> values)
{
DataRecord dr = new DataRecord
{
Ts = timestamp,
DataMap = new Dictionary<string, double>(values)
};
DataRecords.Add(dr);
}
protected void add_data_record(DateTime timestamp, double[] values)
{
DataRecord dr = new DataRecord
{
Data = values,
Ts = timestamp
};
DataRecords.Add(dr);
}
