public override CommandResult Execute()
{
var result = new CommandResult();
result.Status = 0;
result.Output = "No checks were run";
{
string[] splittedArguments = ParseArguments().Split(';');
var counterlist = getCounterlist(splittedArguments[0]);
var parameters = ParseParameters(splittedArguments);
var unixTimestamp = (Int32)(DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalSeconds;
var stdout = new StringBuilder();
var stderr = new StringBuilder();
string schema;
foreach (var counter in counterlist)
{
if (parameters.ContainsKey("schema"))
schema = normalizeString(
parameters["schema"]
.Replace("{INSTANCE}", counter.InstanceName)
.Replace("{COUNTER}", counter.CounterName)
.Replace("{CATEGORY}", counter.CategoryName)
.Replace("%", "_PERCENT_")
).Replace("_PERCENT_", "percent.");
else
schema = String.Format(CultureInfo.InvariantCulture, "{0}.{1}.{2}.{3}",
System.Environment.MachineName,
normalizeString(counter.CategoryName),
normalizeString(counter.CounterName.Replace('.', '_').Replace("%", "_PERCENT_")).Replace("_PERCENT_", "percent."),
"performance_counter");
schema = Regex.Replace(schema, @"_*\._*", @".");
try
{
var value = counter.NextValue();
stdout.Append(
String.Format(CultureInfo.InvariantCulture, "{0} {1:f2} {2}\n",
schema,
value,
unixTimestamp
)
);
if (result.Status == 0)
{
result.Status = getNewStatus(parameters, counter.ToString(), value, stderr);
}
}
catch (Exception e)
{
Log.Warn("Error running performance counter {0}:\n {1}", counter.CounterName, e);
stderr.AppendLine("# " + e.Message);
result.Status = 2;
}
result.Output = stderr.Append(stdout).ToString().Trim(' ', '_');
}
}
return result;
}
public virtual CommandResult Execute()
{
var result = new CommandResult();
var processstartinfo = new ProcessStartInfo()
{
FileName = FileName,
Arguments = Arguments,
WindowStyle = ProcessWindowStyle.Hidden,
WorkingDirectory = _commandConfiguration.Plugins,
UseShellExecute = false,
RedirectStandardError = true,
RedirectStandardInput = true,
RedirectStandardOutput = true
};
var process = new Process { StartInfo = processstartinfo };
try
{
process.Start();
if (_commandConfiguration.TimeOut.HasValue)
{
if (!process.WaitForExit(1000 * _commandConfiguration.TimeOut.Value))
{
Log.Debug("Process to be killed {0}", FileName);
process.Kill();
}
}
else
{
process.WaitForExit();
}
var output = process.StandardOutput.ReadToEnd();
var errors = process.StandardError.ReadToEnd();
var status = process.ExitCode;
result.Output = String.Format("{0}{1}", output, errors);
result.Status = status;
if (!string.IsNullOrEmpty(errors))
{
Log.Error(
"Error when executing command: '{0}' on '{1}' \n resulted in: {2} \n",
_unparsedCommand,
_commandConfiguration.Plugins,
errors
);
}
}
catch (Exception ex)
{
Log.Warn(
ex,
"Unexpected error when executing command: '{0}' on '{1}'",
_unparsedCommand,
_commandConfiguration.Plugins
);
result.Output = String.Format("Unexpected error: {0}", ex.Message);
result.Status = 2;
}
finally
{
process.Close();
}
return result;
}
public override CommandResult Execute()
{
var result = new CommandResult();
result.Status = 2;
result.Output = "No checks were run";
try {
var url = getParam("url", null);
var timeout = Int64.Parse(getParam("timeout", "10000"));
var uri = new Uri(url);
var method = getParam("method", "GET");
var schema = getParam("schema", String.Format(CultureInfo.InvariantCulture, "{0}.http.{1}.{2}", System.Environment.MachineName, uri.Host, uri.Port));
var validStatusRaw = getParam("valid_codes", "200, 302");
var validStatus = new List<int>();
foreach (var code in validStatusRaw.Split(','))
validStatus.Add(Int32.Parse(code));
var stopwatch = new Stopwatch();
stopwatch.Start();
var request = (HttpWebRequest)WebRequest.Create(url);
request.Method = method;
var response = (HttpWebResponse)request.GetResponse();
stopwatch.Stop();
if (validStatus.Contains((int)response.StatusCode))
{
var unixTimestamp = (Int32)(DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalSeconds;
result.Output = String.Format(CultureInfo.InvariantCulture, "{0} {1:f2} {2}\n",
schema,
stopwatch.ElapsedMilliseconds / 1000.0,
unixTimestamp
);
result.Status = 0;
} else
{
result.Output = String.Format("# Error accessing to {0} (code: {1}): {2}", url, response.StatusCode, response.StatusDescription);
result.Status = 1;
}
} catch (Exception e)
{
Log.Error(e, "There was an error accessing to an HTTP check");
result.Output = e.Message;
result.Status = 2;
}
return result;
}