(PowerShell) SCP Sync Tree Download

Synchronize local and remote directory trees by downloading newer or missing files from the remote server.

Chilkat .NET Downloads Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

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

$ssh = New-Object Chilkat.Ssh

# Connect to an SSH server:

# Hostname may be an IP address or hostname:
$hostname = "www.some-ssh-server.com"
$port = 22

$success = $ssh.Connect($hostname,$port)
if ($success -ne $true) {
    $($ssh.LastErrorText)
    exit
}

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

# Authenticate using login/password:
$success = $ssh.AuthenticatePw("myLogin","myPassword")
if ($success -ne $true) {
    $($ssh.LastErrorText)
    exit
}

# Once the SSH object is connected and authenticated, we use it
# in our SCP object.
$scp = New-Object Chilkat.Scp

$success = $scp.UseSsh($ssh)
if ($success -ne $true) {
    $($scp.LastErrorText)
    exit
}

$remoteRoot = "workspace/php"
$localRoot = "c:/aaworkarea/scp/workspace/php"

# 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.
$mode = 2

# Sync the entire tree by using recursion.
$bRecurse = $true

$success = $scp.SyncTreeDownload($remoteRoot,$localRoot,$mode,$bRecurse)
if ($success -ne $true) {
    $($scp.LastErrorText)
    exit
}

$("SCP sync download success.")

# Disconnect
$ssh.Disconnect()