private string GetListenerEndpoint(ListenerSettings listenerSettings)
{
// listenerSettings can be null
IPEndPoint endPoint = ListenerSettings.GetEndPoint(listenerSettings);
return($"{endPoint.Address}:{endPoint.Port}");
}
public bool Test(CommandSettings settings, string targetUrl)
{
SystemSettingsSwitcherSettings systemSettingsSwitcherSettings = settings.SystemSettingsSwitcher;
bool backup = systemSettingsSwitcherSettings.EnableSystemSettingsSwitch;
string logLevelLog = string.Empty;
TraceLevel backupLogLevel = Logger.LogLevel;
TraceLevel tempLogLevel = backupLogLevel;
if (tempLogLevel < TraceLevel.Info)
{
tempLogLevel = TraceLevel.Info;
logLevelLog = $" The LogLevel is changed to '{tempLogLevel}' temporarily.";
}
// test suppressing system settings switch
try {
LogStart($"Start a test connection to '{targetUrl}'.{logLevelLog}");
Logger.LogLevel = tempLogLevel;
systemSettingsSwitcherSettings.EnableSystemSettingsSwitch = false;
using (RunningProxyState proxyState = StartProxy(settings, saveCredentials: false, checkPreviousBackup: false)) {
// In SystemSettingsSwitcher.TestWebProxy() called from StartProxy() above,
// MAPE already tested connectivity to the targetUrl with the actual proxy.
// In this test, on the other hand, connectivity is tested with the MAPE main listener as the proxy.
IPEndPoint proxyEndPoint = ListenerSettings.GetEndPoint(settings.Proxy.MainListener);
WebClientForTest webClient = new WebClientForTest();
webClient.Timeout = 180 * 1000; // 3 minutes
webClient.Proxy = new WebProxy(proxyEndPoint.Address.ToString(), proxyEndPoint.Port);
webClient.DownloadData(targetUrl); // an exception is thrown on error
// wait for stop for 3 seconds
proxyState.Stop(systemSessionEnding: false, millisecondsTimeout: 3000);
}
} finally {
systemSettingsSwitcherSettings.EnableSystemSettingsSwitch = backup;
Logger.LogLevel = backupLogLevel;
LogStop($"Stop the test connection.");
}
return(true);
}