// returns pid info from pid array stored in class
public PidInfoData[] QueryMultipleProcesses(List <int> pids)
{
if (pids is null)
{
throw new ArgumentNullException(nameof(pids));
}
var data = new List <PidInfoData>();
for (int i = 0; i < pids.Count; i++)
{
int pid = pids[i];
var cpuMemory = processInfoManager.GetCpuMemoryUsageForPid(pid);
var network = portStatisticsManager.GetBytesSentLastSecondForPid(pid);
data.Add(new PidInfoData(cpuMemory, network));
}
;
return(data.ToArray());
}
bool ProcessContext(HttpListenerContext context)
{
// localhost:port/?pid1=port1,pid2=port2,pid3=port3, ....
var q = context.Request.RawUrl;
if (q.StartsWith("/"))
{
q = q.Substring(1);
}
if (q.StartsWith("?"))
{
q = q.Substring(1);
}
var parts = q.Split(',');
var binaryStream = new MemoryStream();
var o = new StreamWriter(binaryStream);
int pid;
int cpu;
long memory;
float network;
o.WriteLine("{");
for (int i = 0; i < parts.Length; i++)
{
var part = parts[i];
var pidPort = part.Split('=');
if (!int.TryParse(pidPort[0], out pid))
{
return(false);
}
if (pid == 0)
{
cpu = 0;
memory = 0;
network = 0;
}
else
{
var cpuMemory = processInfoManager.GetCpuMemoryUsageForPid(pid);
cpu = (int)Math.Round(cpuMemory.cpuUsage * 100.0);
memory = cpuMemory.memoryUsageBytes;
network = portStatisticsManager.GetBytesSentLastSecondForPid(pid);
}
o.Write("\t\"{0}\":{{ \"pid\":{0}, \"cpu\":{1}, \"memory\":{2}, \"network\":{3} }}",
pid,
cpu,
memory,
network
);
if (i < parts.Length - 1)
{
o.Write(",");
}
o.WriteLine();
}
o.Write("}");
o.Flush();
context.Response.AddHeader("Date", DateTime.Now.ToString("r"));
context.Response.ContentType = "application/json";
context.Response.ContentLength64 = binaryStream.Length;
context.Response.OutputStream.Write(binaryStream.GetBuffer(), 0, (int)binaryStream.Length);
context.Response.OutputStream.Close();
return(true);
}
