mirror of https://bitbucket.org/anguist/ntpa
110 lines
4.0 KiB
C#
110 lines
4.0 KiB
C#
//
|
|
// Copyright (c) 2013-2017 Carsten Sonne Larsen <cs@innolan.net>
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in
|
|
// all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
// THE SOFTWARE.
|
|
|
|
using System;
|
|
using Ntp.Analyzer.Objects;
|
|
using Ntp.Common.Log;
|
|
|
|
namespace Ntp.Analyzer.Import
|
|
{
|
|
/// <summary>
|
|
/// Ntpq mapper parses status importLines from ntpq into objects.
|
|
/// </summary>
|
|
public sealed class NtpqPeerImporter : Importer<AssociationEntry>
|
|
{
|
|
internal NtpqPeerImporter(string address, int hostId, LogBase log)
|
|
: base(log)
|
|
{
|
|
this.address = address;
|
|
this.hostId = hostId;
|
|
}
|
|
|
|
private readonly string address;
|
|
private readonly int hostId;
|
|
|
|
protected override string Command => "ntpq";
|
|
|
|
protected override string Arguments => "-np " + address;
|
|
|
|
protected override string ErrorMessage => LogMessage.ImportPeerError;
|
|
|
|
protected override void ReadFromStream()
|
|
{
|
|
// Skip header
|
|
Reader.ReadLine();
|
|
Reader.ReadLine();
|
|
|
|
while (Reader.Peek() != -1)
|
|
{
|
|
string line = Reader.ReadLine();
|
|
|
|
if (string.IsNullOrWhiteSpace(line))
|
|
continue;
|
|
|
|
var entry = ParseLine(line);
|
|
Entries.Add(entry);
|
|
}
|
|
}
|
|
|
|
private static int CalcLastPoll(string line)
|
|
{
|
|
string lastPollString = line.Substring(38, 4);
|
|
|
|
char lastPollUnit = lastPollString.Substring(lastPollString.Length - 1, 1)[0];
|
|
string lastPollValue = lastPollString.Substring(0, lastPollString.Length - 1).Trim();
|
|
|
|
switch (lastPollUnit)
|
|
{
|
|
case 'm':
|
|
return Convert.ToInt32(lastPollValue)*60;
|
|
case 'h':
|
|
return Convert.ToInt32(lastPollValue)*60*60;
|
|
case 'd':
|
|
return Convert.ToInt32(lastPollValue)*60*60*24;
|
|
case '-':
|
|
return -1;
|
|
default:
|
|
return Convert.ToInt32(lastPollString);
|
|
}
|
|
}
|
|
|
|
private AssociationEntry ParseLine(string line)
|
|
{
|
|
char state = line[0];
|
|
string remote = line.Substring(1, 16).Trim();
|
|
string refid = line.Substring(17, 16).Trim();
|
|
int stratus = Convert.ToInt32(line.Substring(33, 2).Trim());
|
|
char t = line[36];
|
|
int lastPoll = CalcLastPoll(line);
|
|
int pollFrequency = Convert.ToInt32(line.Substring(43, 4).Trim());
|
|
int reach = Convert.ToInt32(line.Substring(49, 3).Trim());
|
|
double delay = Convert.ToDouble(line.Substring(53, 8).Trim());
|
|
double offset = Convert.ToDouble(line.Substring(61, 9).Trim());
|
|
double jitter = Convert.ToDouble(line.Substring(70, 8).Trim());
|
|
|
|
var entry = new AssociationEntry(
|
|
hostId, state, remote, refid, stratus, t,
|
|
lastPoll, pollFrequency, reach, delay, offset, jitter);
|
|
|
|
return entry;
|
|
}
|
|
}
|
|
} |