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Tcl

SFTP Write Text File

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Demonstrates how to create a new text file on the remote SSH server, append text by calling WriteFileText one or more times, and then close the file.

Chilkat Tcl Downloads

Tcl

load ./chilkat.dll

set success 0

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

set sftp [new_CkSFtp]

# Set some timeouts, in milliseconds:
CkSFtp_put_ConnectTimeoutMs $sftp 5000
CkSFtp_put_IdleTimeoutMs $sftp 15000

# Connect to the SSH server.  
# The standard SSH port = 22
# The hostname may be a hostname or IP address.
set hostname "sftp.example.com"
set port 22
set success [CkSFtp_Connect $sftp $hostname $port]
if {$success != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

# Authenticate with the SSH server.  Chilkat SFTP supports
# both password-based authenication as well as public-key
# authentication.  This example uses password authenication.
set success [CkSFtp_AuthenticatePw $sftp "myLogin" "myPassword"]
if {$success != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

# After authenticating, the SFTP subsystem must be initialized:
set success [CkSFtp_InitializeSftp $sftp]
if {$success != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

# Open a file on the server for writing.
# "createTruncate" means that a new file is created; if the file already exists, it is opened and truncated. 
set handle [CkSFtp_openFile $sftp "myTest.txt" "writeOnly" "createTruncate"]
if {[CkSFtp_get_LastMethodSuccess $sftp] != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

# Write some text to the file:
set success [CkSFtp_WriteFileText $sftp $handle "ansi" "abcdefghijklmnopqrstuvwxyz"]
if {$success != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

set success [CkSFtp_WriteFileText $sftp $handle "ansi" "1234567890"]
if {$success != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

set success [CkSFtp_WriteFileText $sftp $handle "ansi" "ABCDEFGHIJKLMNOPQRSTUVWXYZ"]
if {$success != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

# Close the file.
set success [CkSFtp_CloseHandle $sftp $handle]
if {$success != 1} then {
    puts [CkSFtp_lastErrorText $sftp]
    delete_CkSFtp $sftp
    exit
}

puts "Success."

delete_CkSFtp $sftp