public void Run(string[] args)
{
RebooterProperties = new AppProperties();
// Parse the command line arguments
var oParser = new SimpleCommandLineParser();
oParser.Parse(args);
RebooterProperties.CurrentModem = GetModemClass();
// Show startup text
ShowIntro(RebooterProperties);
// Read the command line parameters
RebooterProperties.ReadParameters(oParser, RebooterProperties);
// One minute timer
Timer oTimer = new Timer {
Interval = 60000
};
oTimer.Elapsed += (sender, e) => { HandleTimerElapsed(RebooterProperties); };
oTimer.Enabled = !String.IsNullOrEmpty(RebooterProperties.ModemIP);
if (oTimer.Enabled)
{
DoTimedEvents(RebooterProperties);
}
DoConsoleRead();
oTimer.Dispose();
}
public void LogSyncRates(AppProperties aProperties)
{
// Only log if stats have changed
if (GetSyncRates(aProperties) & (!String.Equals(Downrate + Uprate, aProperties.LastStats, StringComparison.OrdinalIgnoreCase)))
{
// Remember these stats
aProperties.LastStats = Downrate + Uprate;
aProperties.LogMessage(aProperties,
$"Downstream (Kbps): {Downrate}, Upstream (Kbps): {Uprate}, Uptime: {UpTime}");
}
}
public virtual Boolean PerformReboot(AppProperties aProperties)
{
GetSyncRates(aProperties);
// Log the current stats just before the reboot
aProperties.LogMessage(aProperties,
$"Sending Reboot Command. Current Stats: Downstream (Kbps): {Downrate}, Upstream (Kbps): {Uprate}, Uptime: {UpTime}");
string sRebootHtml = GetPageHtml(aProperties, string.Format(GetRebootUrl(), aProperties.ModemIP));
return(!string.IsNullOrEmpty(sRebootHtml));
}
protected virtual int MinutesSinceLastReboot(AppProperties aProperties)
{
if (aProperties.HasReboot)
{
TimeSpan oTimeSpan = (DateTime.Now - aProperties.LastReboot);
return(oTimeSpan.Minutes);
}
else
{
// We have not rebooted yet - so do a reboot if the time is right.
return(60);
}
}
private void CheckForRebootRequired(AppProperties aProperties)
{
GetCurrentTime(out int iHours, out int iMinutes);
TimeSpan dTimeNow = new TimeSpan(0, iHours, iMinutes, 0);
Boolean bPerformReboot = false;
// 5 minute period that we should try to reboot within
TimeSpan dEndTime = aProperties.RebootTime.Add(TimeSpan.FromMinutes(5));
// Ensure we are within the reboot time
Boolean bScheduleTimeReached = aProperties.ScheduleReboot && (dTimeNow >= aProperties.RebootTime && dTimeNow <= dEndTime);
if (aProperties.MaxUpTimeReboot)
{
// Check if we have reached the maximum up time.
Boolean bMaxupTimeReached = aProperties.MaxUpTimeReboot && (aProperties.CurrentModem.UpTimeHours >= aProperties.MaxUpTime);
bPerformReboot = bMaxupTimeReached && bScheduleTimeReached;
if (bPerformReboot)
{
aProperties.LogMessage(aProperties, "Schedule reboot time and maximum uptime reached.");
}
}
else if (aProperties.ScheduleReboot)
{
bPerformReboot = bScheduleTimeReached;
if (bPerformReboot)
{
aProperties.LogMessage(aProperties, "Schedule reboot time reached.");
}
}
if (aProperties.RebootOnStart || bPerformReboot)
{
if (aProperties.CurrentModem.PerformReboot(aProperties))
{
aProperties.LastReboot = DateTime.Now;
aProperties.HasReboot = true;
aProperties.RebootOnStart = false;
}
else
{
aProperties.LogMessage(aProperties, "Failed to send reboot command.");
}
}
}
public void LogMessage(AppProperties aProperties, string aMessage)
{
string sOutput = $"{DateTime.Now.ToString(CultureInfo.InvariantCulture)}, {aMessage}";
WriteLine(sOutput);
if (!string.IsNullOrEmpty(aProperties.LogPath))
{
try
{
File.AppendAllText(aProperties.LogPath, sOutput + Environment.NewLine);
}
catch (Exception ex)
{
WriteLine($"An error occurred writing to the log: {aProperties.LogPath}. Error: {ex.Message}");
}
}
}
public void DoTimedEvents(AppProperties aProperties)
{
TimeSpan oStatDiff = DateTime.Now.Subtract(aProperties.LastStatCheck);
// Minutes since the last reboot command was sent.
int iMinutesSinceLastReboot = MinutesSinceLastReboot(aProperties);
// Allow some time for the reboot to occur, then check the statistics.
Boolean bJustRebooted = (iMinutesSinceLastReboot > 4) && (iMinutesSinceLastReboot < 10);
if ((bJustRebooted) || (aProperties.InitialStatCheck || oStatDiff.Minutes > aProperties.UpdateInterval))
{
aProperties.CurrentModem.LogSyncRates(aProperties);
aProperties.InitialStatCheck = false;
}
if (!bJustRebooted && ((aProperties.ScheduleReboot || aProperties.RebootOnStart || aProperties.MaxUpTimeReboot)))
{
CheckForRebootRequired(aProperties);
}
}
protected override Boolean GetSyncRates(AppProperties aProperties)
{
string sPage = GetPageHtml(aProperties, string.Format(GetStatisticsUrl(), aProperties.ModemIP));
Uprate = "";
Downrate = "";
if (!string.IsNullOrEmpty(sPage))
{
aProperties.LastStatCheck = DateTime.Now;
Downrate = ExtractText(sPage, "B0 Line Rate - Downstream (Kbps):</td>");
Uprate = ExtractText(sPage, "B0 Line Rate - Upstream (Kbps):</td>");
UpTime = ExtractText(sPage, "Uptime:");
UpTimeHours = UpTimeToHours(UpTime);
return(true);
}
else
{
return(false);
}
}
protected string GetPageHtml(AppProperties aProperties, string aUrl)
{
string sHtml = "";
using (WebClient oClient = new WebClient())
{
if (aProperties.UseAuth)
{
oClient.UseDefaultCredentials = true;
oClient.Credentials = new NetworkCredential(aProperties.Username, aProperties.Password);
}
try
{
sHtml = oClient.DownloadString(aUrl);
}
catch (WebException ex)
{
HandleWebException(ex, aUrl);
}
}
return(sHtml);
}
protected abstract Boolean GetSyncRates(AppProperties aProperties);
private void HandleTimerElapsed(AppProperties aProperties)
{
DoTimedEvents(aProperties);
}
private static void ShowIntro(AppProperties aProperties)
{
Console.WriteLine(
$"Started {"NBN Rebooter"}. Modem: {aProperties.CurrentModem.GetModemName()}. Version: {Assembly.GetExecutingAssembly().GetName().Version}");
}
public void ReadParameters(SimpleCommandLineParser aParser, AppProperties aProperties)
{
MaxUpTime = 0;
aProperties.HasReboot = false;
aProperties.RebootOnStart = aParser.Arguments.ContainsKey("rebootnow");
aProperties.ScheduleReboot = aParser.Arguments.ContainsKey("reboot");
aProperties.MaxUpTimeReboot = aParser.Arguments.ContainsKey("maxuptime");
aProperties.InitialStatCheck = true;
aProperties.RebootTime = TimeSpan.Zero;
aProperties.UseAuth = aParser.Arguments.ContainsKey("username") && aParser.Arguments.ContainsKey("password");
int iUpdateInterval;
if (aParser.Arguments.ContainsKey("interval"))
{
int.TryParse(aParser.Arguments["interval"][0], out iUpdateInterval);
}
else
{
// Default interval to refresh statistics
iUpdateInterval = 30;
}
aProperties.UpdateInterval = iUpdateInterval;
if (aProperties.UseAuth)
{
aProperties.Username = aParser.Arguments["username"][0];
aProperties.Password = aParser.Arguments["password"][0];
}
if (aProperties.MaxUpTimeReboot)
{
if (int.TryParse(aParser.Arguments["maxuptime"][0], out int iMaxUpTime))
{
MaxUpTime = iMaxUpTime;
}
else
{
WriteLine($"Unable to convert {aParser.Arguments["maxuptime"][0]} to max up time.");
}
}
aProperties.LogPath = (aParser.Arguments.ContainsKey("log")) ? aParser.Arguments["log"][0] : "";
if (String.IsNullOrEmpty(aProperties.LogPath))
{
WriteLine("No log path specified. Console output only enabled.");
}
aProperties.ModemIP = (aParser.Arguments.ContainsKey("ip")) ? aParser.Arguments["ip"][0] : "";
if (String.IsNullOrEmpty(aProperties.ModemIP))
{
WriteLine("No modem IP provide, please see the help for parameter usage.");
aProperties.ModemIP = "";
return;
}
if (aProperties.ScheduleReboot)
{
TimeSpan tsScheduleTime;
if (TimeSpan.TryParseExact(aParser.Arguments["reboot"][0], @"hh\:mm", CultureInfo.CurrentCulture, out tsScheduleTime))
{
aProperties.RebootTime = tsScheduleTime;
}
else
{
aProperties.ScheduleReboot = false;
WriteLine($"Unable to convert {aParser.Arguments["reboot"][0]} to reboot hour. Ensure it is in the format: hh:mm");
}
}
if (aProperties.RebootOnStart)
{
WriteLine("Reboot will occur immediately...");
}
else
if (aProperties.ScheduleReboot && (aProperties.RebootTime != TimeSpan.Zero))
{
WriteLine($"Next reboot will occur at {aProperties.RebootTime.ToString()}");
if (MaxUpTime > 0)
{
WriteLine($"AND when the modem uptime has reached {MaxUpTime.ToString()} hours.");
}
}
else if (MaxUpTime > 0)
{
WriteLine($"Next reboot will occur when the modem uptime has reached {MaxUpTime.ToString()} hours.");
}
else if ((!aProperties.ScheduleReboot) && !(MaxUpTime > 0))
{
WriteLine("No reboot schedule set. Only logging sync rate statistics.");
}
}
