public StartupCheckResult Run()
{
if (this._mailSettings.SkipTest)
{
return(StartupCheckResult.Success("SkipTest is set - mail check is being skipped."));
}
if (this._mailSettings == null || this._mailSettings.Port == 0 || string.IsNullOrEmpty(this._mailSettings.FromAddress))
{
return(StartupCheckResult.Success("SMTP settings are not set"));
}
try
{
// Using MailKit we can simple connect and authenticate without sending mail
using (SmtpClient smtpClient = this.CreateConnectedSmtpClient())
{
smtpClient.NoOp();
}
}
catch (Exception ex)
{
return(StartupCheckResult.Failure(
$"Unable to connect to SMTP server at {this._mailSettings.Host}:{this._mailSettings.Port}", ex));
}
return(StartupCheckResult.Success(
$"Connected to SMTP server at {this._mailSettings.Host}:{this._mailSettings.Port}"));
}
public void NoOp()
{
_smtpClient.NoOp();
}
