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

SQL Server Examples

Web API Categories

ASN.1
Amazon EC2
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Service Bus
Azure Table Service
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
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
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
Socket/SSL/TLS
Spider
Stream
Tar Archive
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(SQL Server) POP3 SSH Tunneling (Port Forwarding)

Demonstrates how to connect to a POP3 server through an SSH tunnel. Reads a POP3 mailbox and display the FROM and SUBJECT header fields of each email.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

// Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
//
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    -- The mailman object is used for receiving (POP3) 
    -- and sending (SMTP) email.
    DECLARE @mailman int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.MailMan', @mailman OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- The SSH hostname may be a hostname or an 
    -- IP address, such as "192.168.1.108".
    -- The port is typically 22 (the standard port for SSH).
    DECLARE @sshHostname nvarchar(4000)
    SELECT @sshHostname = 'sftp.example.com'
    DECLARE @sshPort int
    SELECT @sshPort = 22

    -- Connect to an SSH server and establish the SSH tunnel:
    DECLARE @success int
    EXEC sp_OAMethod @mailman, 'SshOpenTunnel', @success OUT, @sshHostname, @sshPort
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    -- 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 POP3 server, it is
    -- for authenticating with the SSH server, which is separate.
    EXEC sp_OAMethod @mailman, 'SshAuthenticatePw', @success OUT, 'ssh_login', 'ssh_password'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    -- OK, the SSH tunnel is setup.  The mailman may
    -- be used exactly the same as usual, except all communications
    -- are now sent through the SSH tunnel.

    -- The SSH tunnel may be kept open for any number of 
    -- POP3 connections.  

    -- Set the POP3 server's hostname
    EXEC sp_OASetProperty @mailman, 'MailHost', 'mail.my-pop3-server.com'

    -- Set the POP3 settings for your POP3 server:
    EXEC sp_OASetProperty @mailman, 'PopUsername', 'pop3_login'
    EXEC sp_OASetProperty @mailman, 'PopPassword', 'pop3_password'
    EXEC sp_OASetProperty @mailman, 'MailPort', 995
    EXEC sp_OASetProperty @mailman, 'PopSsl', 1

    -- Connect to the POP3 server through the already-established SSH tunnel:
    EXEC sp_OAMethod @mailman, 'Pop3BeginSession', @success OUT
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    -- A visual inspection of the LastErrorText after
    -- a successful POP3 connection will confirm the SSH tunneling.
    -- Note: If the POP3 connection uses SSL/TLS, then the SSL/TLS 
    -- secure channel will be wrapped within the SSH tunnel.
    EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
    PRINT @sTmp0

    -- How many messages are in the POP3 inbox?
    DECLARE @numToDownload int
    EXEC sp_OAMethod @mailman, 'GetMailboxCount', @numToDownload OUT
    IF @numToDownload > 5
      BEGIN
        SELECT @numToDownload = 5
      END
    IF @numToDownload = 0
      BEGIN
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    -- Download a max of 5 messages
    DECLARE @i int

    DECLARE @email int

    SELECT @i = 1
    WHILE @i <= @numToDownload
      BEGIN
        EXEC sp_OAMethod @mailman, 'FetchByMsgnum', @email OUT, @i
        EXEC sp_OAGetProperty @mailman, 'LastMethodSuccess', @iTmp0 OUT
        IF @iTmp0 = 0
          BEGIN
            EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
            PRINT @sTmp0
            EXEC @hr = sp_OADestroy @mailman
            RETURN
          END
        EXEC sp_OAGetProperty @email, 'From', @sTmp0 OUT
        PRINT @sTmp0
        EXEC sp_OAGetProperty @email, 'Subject', @sTmp0 OUT
        PRINT @sTmp0

        PRINT '----'
        EXEC @hr = sp_OADestroy @email

        SELECT @i = @i + 1
      END

    -- Close the connection with the POP3 server, leaving the SSH tunnel open for subsequent POP3 connections.
    EXEC sp_OAMethod @mailman, 'Pop3EndSession', @success OUT
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    -- Try connecting to a different POP3 server through the same aleady setup SSH tunnel:
    -- Set the POP3 server's hostname
    EXEC sp_OASetProperty @mailman, 'MailHost', 'mail.my-pop3-server2.com'

    -- Set the POP3 settings for your POP3 server:
    EXEC sp_OASetProperty @mailman, 'PopUsername', 'pop3_login2'
    EXEC sp_OASetProperty @mailman, 'PopPassword', 'pop3_password2'
    EXEC sp_OASetProperty @mailman, 'MailPort', 110
    EXEC sp_OASetProperty @mailman, 'PopSsl', 0

    EXEC sp_OAMethod @mailman, 'Pop3BeginSession', @success OUT
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    -- Review the LastErrorText to see that the connection was made via the SSH tunnel:
    EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
    PRINT @sTmp0

    EXEC sp_OAMethod @mailman, 'Pop3EndSession', @success OUT
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    -- Close the SSH tunnel.
    EXEC sp_OAMethod @mailman, 'SshCloseTunnel', @success OUT
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @mailman
        RETURN
      END

    EXEC @hr = sp_OADestroy @mailman


END
GO

 

© 2000-2022 Chilkat Software, Inc. All Rights Reserved.