public SnapshotResponse Take(string interfaceName)
{
var output = "";
var arguments = string.Format("awk '{{if (NR==1){{r1=$1;}} else if (NR==2){{r2=$1;}} else {{print (((r2-r1)*8/1024/1024)*100/$1);}}}}' " +
"<(cat /proc/net/dev|grep {0} | awk '{{print($2 +$10)}}') " +
"<(sleep 1;cat /proc/net/dev|grep {0} | awk '{{print($2 +$10)}}') " +
"<(cat /sys/class/net/{0}/speed | awk '{{print $1}}')", interfaceName);
var info = new ProcessStartInfo
{
FileName = "/bin/bash",
Arguments = arguments,
RedirectStandardOutput = true,
UseShellExecute = false,
CreateNoWindow = true,
};
using (var process = Process.Start(info))
{
output = process.StandardOutput.ReadToEnd();
process.WaitForExit();
}
if (float.TryParse(output.Trim(), out var percentage))
{
return(SnapshotResponse.Success(percentage));
}
return(SnapshotResponse.Fail("Failed to read info"));
}
public SnapshotResponse Take()
{
var output = "";
var info = new ProcessStartInfo
{
FileName = "/bin/bash",
Arguments = "-c \"free | grep Mem | awk '{print $3/$2 * 100.0}'\"",
RedirectStandardOutput = true,
UseShellExecute = false,
CreateNoWindow = true,
};
using (var process = Process.Start(info))
{
output = process.StandardOutput.ReadToEnd();
process.WaitForExit();
}
if (float.TryParse(output.Trim(), out var percentageInUsedMemory))
{
return(SnapshotResponse.Success(percentageInUsedMemory));
}
return(SnapshotResponse.Fail("Failed to read info"));
}
public SnapshotResponse Take()
{
var output = "";
var info = new ProcessStartInfo
{
FileName = "/bin/bash",
Arguments = "-c \"awk '{u=$2+$4; t=$2+$4+$5; if (NR==1){u1=u; t1=t;} else print ($2+$4-u1) * 100 / (t-t1); }' <(grep 'cpu ' /proc/stat) <(sleep 1;grep 'cpu ' /proc/stat)\"",
RedirectStandardOutput = true,
UseShellExecute = false,
CreateNoWindow = true,
};
using (var process = Process.Start(info))
{
output = process.StandardOutput.ReadToEnd();
process.WaitForExit();
}
if (float.TryParse(output.Trim(), out var percentageInUsedCpu))
{
return(SnapshotResponse.Success(percentageInUsedCpu));
}
return(SnapshotResponse.Fail("Failed to read info"));
}