mirror of https://bitbucket.org/anguist/ntpa
137 lines
4.7 KiB
C#
137 lines
4.7 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 System.Collections.Generic;
|
|
using System.Linq;
|
|
using Ntp.Analyzer.Data;
|
|
using Ntp.Analyzer.Objects;
|
|
using Ntp.Common.Log;
|
|
|
|
namespace Ntp.Analyzer.Import
|
|
{
|
|
/// <summary>
|
|
/// Ntpq host importer.
|
|
/// </summary>
|
|
public sealed class NtpqHostImporter : Importer<HostReading>
|
|
{
|
|
internal NtpqHostImporter(string address, Host host, ReadingBulk bulk, LogBase log)
|
|
: base(log)
|
|
{
|
|
this.address = address;
|
|
this.host = host;
|
|
this.bulk = bulk;
|
|
}
|
|
|
|
private readonly string address;
|
|
private readonly ReadingBulk bulk;
|
|
private readonly Host host;
|
|
private List<Peer> peers;
|
|
|
|
protected override string Command => "ntpq";
|
|
|
|
protected override string Arguments => "-nc kerninfo -c sysinfo " + address;
|
|
|
|
protected override string ErrorMessage => LogMessage.ImportHostError;
|
|
|
|
protected override void Initialize()
|
|
{
|
|
base.Initialize();
|
|
|
|
if (host == null)
|
|
return;
|
|
|
|
peers = DataFace.Instance.Peers.ToList();
|
|
}
|
|
|
|
protected override void ReadFromStream()
|
|
{
|
|
string peerIp = null;
|
|
double offset = 0;
|
|
double frequency = 0;
|
|
double jitter = 0;
|
|
double stability = 0;
|
|
|
|
while (Reader.Peek() != -1)
|
|
{
|
|
string line = Reader.ReadLine();
|
|
|
|
if (string.IsNullOrWhiteSpace(line) || line.Length < 24)
|
|
continue;
|
|
|
|
string name = line.Substring(0, 19).Replace(":", string.Empty).TrimEnd();
|
|
string value = line.Substring(19).Trim();
|
|
|
|
switch (name)
|
|
{
|
|
case "system peer":
|
|
peerIp = value.Replace(":123", string.Empty).Trim();
|
|
break;
|
|
case "pll offset":
|
|
offset = Convert.ToDouble(value.Replace("s", string.Empty).Trim());
|
|
break;
|
|
case "pll frequency":
|
|
frequency = Convert.ToDouble(value.Replace("ppm", string.Empty).Trim());
|
|
break;
|
|
case "clock jitter":
|
|
jitter = Convert.ToDouble(value.Replace("s", string.Empty).Trim());
|
|
break;
|
|
case "clock wander":
|
|
stability = Convert.ToDouble(value.Replace("ppm", string.Empty).Trim());
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (peerIp != null && peerIp.StartsWith("0.0.0.0"))
|
|
{
|
|
Log.NoSyncing(host.Name);
|
|
return;
|
|
}
|
|
|
|
CreateEntry(peerIp, offset, jitter, frequency, stability);
|
|
}
|
|
|
|
private void CreateEntry(string peerIp, double offset, double jitter, double frequency, double stability)
|
|
{
|
|
IEnumerable<Peer> peerList = peers.Where(p => p.Ip == peerIp).ToList();
|
|
|
|
Peer peer;
|
|
|
|
switch (peerList.Count())
|
|
{
|
|
case 1:
|
|
peer = peerList.Single();
|
|
break;
|
|
case 0:
|
|
Log.PeerNotFound(host.Name, peerIp);
|
|
return;
|
|
default:
|
|
Log.MultiplePeersFound(host.Name, peerIp);
|
|
return;
|
|
}
|
|
|
|
Log.Syncing(host.Name, peer.Name);
|
|
|
|
var reading = new HostReading(host, peer, bulk, offset, jitter, frequency, stability);
|
|
Entries.Add(reading);
|
|
}
|
|
}
|
|
} |