Chilkat Examples

ChilkatHOME.NET Core C#Android™AutoItCC#C++Chilkat2-PythonCkPythonClassic ASPDataFlexDelphi ActiveXDelphi DLLGoJavaLianjaMono C#Node.jsObjective-CPHP ActiveXPHP ExtensionPerlPowerBuilderPowerShellPureBasicRubySQL ServerSwift 2Swift 3,4,5...TclUnicode CUnicode C++VB.NETVBScriptVisual Basic 6.0Visual FoxProXojo Plugin

VBScript Examples

Web API Categories

ASN.1
AWS KMS
AWS Misc
Amazon EC2
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Key Vault
Azure Service Bus
Azure Table Service
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
DNS
DSA
Diffie-Hellman
Digital Signatures
Dropbox
Dynamics CRM
EBICS
ECC
Ed25519
Email Object
Encryption
FTP
FileAccess
Firebase
GMail REST API
GMail SMTP/IMAP/POP
Geolocation
Google APIs
Google Calendar
Google Cloud SQL
Google Cloud Storage
Google Drive
Google Photos
Google Sheets
Google Tasks
Gzip
HTML-to-XML/Text
HTTP

HTTP Misc
IMAP
JSON
JSON Web Encryption (JWE)
JSON Web Signatures (JWS)
JSON Web Token (JWT)
Java KeyStore (JKS)
MHT / HTML Email
MIME
MS Storage Providers
Microsoft Graph
Misc
NTLM
OAuth1
OAuth2
OIDC
Office365
OneDrive
OpenSSL
Outlook
Outlook Calendar
Outlook Contact
PDF Signatures
PEM
PFX/P12
PKCS11
POP3
PRNG
REST
REST Misc
RSA
SCP
SCard
SFTP
SMTP
SSH
SSH Key
SSH Tunnel
ScMinidriver
SharePoint
SharePoint Online
Signing in the Cloud
Socket/SSL/TLS
Spider
Stream
Tar Archive
ULID/UUID
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(VBScript) IMAP Use Existing SSH Tunnel

Demonstrates how to connect to an IMAP server using an existing SSH tunnel. This creates a new channel within the SSH tunnel, which can be a TCP or TLS connection, and is connected to a remote IMAP server through port forwarding.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
Set outFile = fso.CreateTextFile("output.txt", True)

' Starting in v9.5.0.49, all Chilkat classes can be unlocked at once at the beginning of a program
' by calling UnlockBundle.  It requires a Bundle unlock code.
set chilkatGlob = CreateObject("Chilkat_9_5_0.Global")
success = chilkatGlob.UnlockBundle("Anything for 30-day trial.")
If (success <> 1) Then
    outFile.WriteLine(chilkatGlob.LastErrorText)
    WScript.Quit
End If

set tunnel = CreateObject("Chilkat_9_5_0.Socket")

sshHostname = "www.my-ssh-server.com"
sshPort = 22

' Connect to an SSH server and establish the SSH tunnel:
success = tunnel.SshOpenTunnel(sshHostname,sshPort)
If (success <> 1) Then
    outFile.WriteLine(tunnel.LastErrorText)
    WScript.Quit
End If

' Authenticate with the SSH server via a login/password
' or with a public key.  
' This example demonstrates SSH password authentication.
' Note: This is not authenticating with the IMAP server, it is
' for authenticating with the SSH server, which is separate.
success = tunnel.SshAuthenticatePw("mySshLogin","mySshPassword")
If (success <> 1) Then
    outFile.WriteLine(tunnel.LastErrorText)
    WScript.Quit
End If

' OK, the SSH tunnel is setup.  Now open a channel within the tunnel.
' Once the channel is obtained, the Socket API may
' be used exactly the same as usual, except all communications
' are sent through the channel in the SSH tunnel.
' Any number of channels may be created from the same SSH tunnel.
' Multiple channels may coexist at the same time.

set imap = CreateObject("Chilkat_9_5_0.Imap")

' Let the IMAP object also use the SSH tunnel
success = imap.UseSshTunnel(tunnel)
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Connect to an IMAP server via the already established SSH tunnel.
' Because the SSH tunnel has been previously setup,
' this does not establish a direct connection with the IMAP
' server.  It directs the SSH server to establish the connection.

' In this example, the IMAP server requires SSL/TLS.  The TLS connection
' will be enclosed within the SSH tunnel.
imap.Ssl = 1
imap.Port = 993
success = imap.Connect("imap.my-imap-server.com")
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Authenticate with the IMAP server via the SSH tunnel.
success = imap.Login("myLogin","myPassword")
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Select an IMAP mailbox
success = imap.SelectMailbox("Inbox")
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' How many messages in Inbox?
msgCount = imap.NumMessages
If (msgCount = 0) Then
    outFile.WriteLine("No messages found.")
    WScript.Quit
End If

upperBound = 10
If (msgCount < upperBound) Then
    upperBound = msgCount
End If

' Download up to the 1st 10 messages.

bUid = 0
For i = 1 To upperBound

    ' email is a Chilkat_9_5_0.Email
    Set email = imap.FetchSingle(i,bUid)
    If (imap.LastMethodSuccess = 0) Then
        outFile.WriteLine(imap.LastErrorText)
        WScript.Quit

    Else
        outFile.WriteLine(email.From)
        outFile.WriteLine(email.Subject)
        outFile.WriteLine("----")

    End If

Next

' Disconnect from the IMAP server.
' The SSH tunnel remains open.
success = imap.Disconnect()
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' It is possible to re-use the existing SSH tunnel for the next connection:
success = imap.Connect("imap.my-imap-server2.com")
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Review the LastErrorText to see that the connection was made via the SSH tunnel:
outFile.WriteLine(imap.LastErrorText)

' This closes the SSH channel, which is the connection with the IMAP server.
' It does not close the SSH tunnel
success = imap.Disconnect()
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' Finally, close the SSH tunnel.

' Note: If other objects are using the same SSH tunnel, the tunnel is not 
' actually closed.  It is only closed when the last object using the tunnel closes it.

' At this point, both the imap and tunnel objects have references to the internal
' SSH tunnel.  We need to close each.

' This call doesn't actually close the tunnel yet, because the tunnel object still
' holds an internal reference.
success = imap.SshCloseTunnel()
If (success <> 1) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' This actually closes the SSH tunnel because it's the last object using it.
success = tunnel.SshCloseTunnel()
If (success <> 1) Then
    outFile.WriteLine(tunnel.LastErrorText)
    WScript.Quit
End If

outFile.WriteLine("IMAP pre-existing SSH tunnel example completed.")

outFile.Close

 

© 2000-2023 Chilkat Software, Inc. All Rights Reserved.