Send SMTP mail using VB.NET

• Download source files - 6.46 Kb

Introduction

I needed a way to send a smtp mail message from a command prompt to notify me when one our servers failed over using Double-Take.

This article demonstates sending a smtp mail message from the command prompt

    
Imports System.Web.Mail
    
Sub Main()
        Dim strMSG As String
        Dim strArgs() As String = Command.Split(",")
        Dim blnSMTP As Boolean = False
        Dim blnCC As Boolean = False
        Dim blnAttachments As Boolean = False

        'get the product name, version and description from the assembly
        strMSG = vbCrLf + vbCrLf + _
          System.Diagnostics.FileVersionInfo.GetVersionInfo( _ 
      System.Reflection.Assembly.GetExecutingAssembly.Location).ProductName _
              + " v" + System.Diagnostics.FileVersionInfo.GetVersionInfo( _
      System.Reflection.Assembly.GetExecutingAssembly.Location _
            ).ProductVersion + vbCrLf + _
         System.Diagnostics.FileVersionInfo.GetVersionInfo( _
         System.Reflection.Assembly.GetExecutingAssembly.Location _
              ).Comments + vbCrLf + vbCrLf

        If UBound(strArgs) < 3 Then
            strMSG = strMSG + "Usage: EPSendMail from@email.com, " + _
                   "to@email.com, subject, message, [smtp Server],"  + _
                   "[cc1@email.com;cc2@email.com;...], [attachment1;" + _
                        "attachment2;...]" + vbCrLf
            Console.Write(strMSG)
            Exit Sub
        End If

        strMSG = strMSG + "Sending email message" + vbCrLf + _
            "  From        --> " + Trim(strArgs(0)) + vbCrLf + _
            "  To          --> " + Trim(strArgs(1)) + vbCrLf + _
            "  Subject     --> " + Trim(strArgs(2)) + vbCrLf + _
            "  Message     --> " + Trim(strArgs(3)) + vbCrLf
        If UBound(strArgs) >= 4 Then
            If Len(Trim(strArgs(4))) > 0 Then
                blnSMTP = True
                strMSG = strMSG + "  SMTP Server --> " + Trim(strArgs(4)) + _
                   vbCrLf
            End If
        End If
        If UBound(strArgs) >= 5 Then
            If Len(Trim(strArgs(5))) > 0 Then
                blnCC = True
                strMSG = strMSG + "  CC          --> " + Trim(strArgs(5)) + _
                   vbCrLf
            End If
        End If
        If UBound(strArgs) >= 6 Then
            If Len(Trim(strArgs(6))) > 0 Then
                blnAttachments = True
                strMSG = strMSG + "  Attachments --> " + Trim(strArgs(6)) + _
                   vbCrLf
            End If
        End If
        Console.Write(strMSG)

        'send the email
        Try
            Dim insMail As New MailMessage()
            With insMail
                .From = Trim(strArgs(0))
                .To = Trim(strArgs(1))
                .Subject = Trim(strArgs(2))
                .Body = Trim(strArgs(3))
                If blnCC Then .Cc = Trim(strArgs(5))
                If blnAttachments Then
                    Dim strFile As String
                    Dim strAttach() As String = Split(strArgs(6), ";")
                    For Each strFile In strAttach
                        .Attachments.Add(New MailAttachment(Trim(strFile)))
                    Next
                End If
            End With
            If blnSMTP Then SmtpMail.SmtpServer = Trim(strArgs(4))

            SmtpMail.Send(insMail)

            Console.WriteLine("Successfully sent email message" + vbCrLf)

        Catch err As Exception
            Console.WriteLine("EXCEPTION " + err.Message + vbCrLf)
        End Try

    End Sub

This article has no explicit license attached to it but may contain usage terms in the article text or the download files themselves. If in doubt please contact the author via the discussion board below.

A list of licenses authors might use can be found here