VB.NET

SCP Download Files Matching a Pattern, such as *.txt

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Demonstrates how to SCP download files matching a pattern, such as *.txt. VB.NET

Dim success As Boolean = False

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

Dim ssh As New Chilkat.Ssh

' Connect to an SSH server:
Dim hostname As String = "MY-SSH-SERVER-DOMAIN-OR-IP"
Dim port As Integer = 22

success = ssh.Connect(hostname,port)
If (success <> True) Then
    Debug.WriteLine(ssh.LastErrorText)
    Exit Sub
End If


' Wait a max of 5 seconds when reading responses..
ssh.IdleTimeoutMs = 5000

' Authenticate using login/password:
success = ssh.AuthenticatePw("MY-SSH-LOGIN","MY-SSH-PASSWORD")
If (success <> True) Then
    Debug.WriteLine(ssh.LastErrorText)
    Exit Sub
End If


' Once the SSH object is connected and authenticated, use it
' in the SCP object.
Dim scp As New Chilkat.Scp

success = scp.UseSsh(ssh)
If (success <> True) Then
    Debug.WriteLine(scp.LastErrorText)
    Exit Sub
End If


scp.HeartbeatMs = 200

' Set the SyncMustMatch property to "*.pem" to download only .pem files
scp.SyncMustMatch = "*.pem"

Dim remoteDir As String = "qa_syncA"
Dim localDir As String = "c:/aaworkarea/scp/qa_syncA"

' Download synchronization modes:
' mode=0: Download all files
' mode=1: Download all files that do not exist on the local filesystem.
' mode=2: Download newer or non-existant files.
' mode=3: Download only newer files.  
'         If a file does not already exist on the local filesystem, it is not downloaded from the server.
' mode=5: Download only missing files or files with size differences.
' mode=6: Same as mode 5, but also download newer files.
Dim mode As Integer = 0

' Do not recurse the remote directory tree.  Only download files matching *.pem
' from the given remote directory.
Dim bRecurse As Boolean = False

success = scp.SyncTreeDownload(remoteDir,localDir,mode,bRecurse)
If (success <> True) Then
    Debug.WriteLine(scp.LastErrorText)
    Exit Sub
End If


Debug.WriteLine("SCP download matching success.")

' Disconnect
ssh.Disconnect()