mirror of https://bitbucket.org/anguist/ntpa
139 lines
5.1 KiB
C#
139 lines
5.1 KiB
C#
//
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// Copyright (c) 2013-2017 Carsten Sonne Larsen <cs@innolan.net>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using Ntp.Analyzer.Objects;
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using Ntp.Common.Log;
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namespace Ntp.Analyzer.Import
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{
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public sealed class IoStatsImporter : Importer<IoStatsEntry>
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{
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internal IoStatsImporter(string address, bool ntpq, LogBase log)
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: base(log)
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{
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this.address = address;
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this.ntpq = ntpq;
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}
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private readonly string address;
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private readonly bool ntpq;
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protected override string Command => ntpq ? "ntpq" : "ntpdc";
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protected override string Arguments => "-c iostats " + address;
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protected override string ErrorMessage => LogMessage.ImportIoError;
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protected override void ReadFromStream()
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{
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int timeSinceReset = -1;
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int receiveBuffers = -1;
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int freeReceiveBuffers = -1;
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int usedReceiveBuffers = -1;
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int lowWaterRefills = -1;
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long droppedPackets = -1;
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long ignoredPackets = -1;
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long receivedPackets = -1;
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long packetsSent = -1;
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long packetsNotSent = -1;
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int interruptsHandled = -1;
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int receivedByInt = -1;
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while (Reader.Peek() != -1)
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{
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string line = Reader.ReadLine();
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if (string.IsNullOrWhiteSpace(line) || line.Length < 24)
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continue;
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string name = line.Substring(0, 22).Replace(":", string.Empty).TrimEnd();
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string value = line.Substring(22).TrimEnd();
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long parsedValue;
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if (!long.TryParse(value, out parsedValue))
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{
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parsedValue = -2;
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}
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switch (name)
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{
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case "time since reset":
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timeSinceReset = (int) parsedValue;
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break;
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case "receive buffers":
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receiveBuffers = (int) parsedValue;
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break;
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case "free receive buffers":
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freeReceiveBuffers = (int) parsedValue;
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break;
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case "used receive buffers":
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usedReceiveBuffers = (int) parsedValue;
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break;
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case "low water refills":
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lowWaterRefills = (int) parsedValue;
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break;
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case "dropped packets":
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droppedPackets = parsedValue;
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break;
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case "ignored packets":
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ignoredPackets = parsedValue;
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break;
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case "received packets":
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receivedPackets = parsedValue;
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break;
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case "packets sent":
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packetsSent = parsedValue;
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break;
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case "packets not sent":
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case "packet send failures":
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packetsNotSent = parsedValue;
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break;
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case "input wakeups":
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case "interrupts handled":
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interruptsHandled = (int) parsedValue;
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break;
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case "useful input wakeups":
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case "received by int":
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receivedByInt = (int) parsedValue;
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break;
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default:
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Log.NtpValueError(name);
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break;
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}
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}
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Entries.Add(new IoStatsEntry(
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timeSinceReset,
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receiveBuffers,
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freeReceiveBuffers,
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usedReceiveBuffers,
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lowWaterRefills,
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droppedPackets,
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ignoredPackets,
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receivedPackets,
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packetsSent,
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packetsNotSent,
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interruptsHandled,
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receivedByInt));
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}
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}
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} |