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(Node.js) SFTP Read Text FileDemonstrates how to open a text file on the SSH server and read text.
var os = require('os'); if (os.platform() == 'win32') { if (os.arch() == 'ia32') { var chilkat = require('@chilkat/ck-node21-win-ia32'); } else { var chilkat = require('@chilkat/ck-node21-win64'); } } else if (os.platform() == 'linux') { if (os.arch() == 'arm') { var chilkat = require('@chilkat/ck-node21-arm'); } else if (os.arch() == 'x86') { var chilkat = require('@chilkat/ck-node21-linux32'); } else { var chilkat = require('@chilkat/ck-node21-linux64'); } } else if (os.platform() == 'darwin') { if (os.arch() == 'arm64') { var chilkat = require('@chilkat/ck-node21-mac-m1'); } else { var chilkat = require('@chilkat/ck-node21-macosx'); } } function chilkatExample() { // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. var sftp = new chilkat.SFtp(); // Set some timeouts, in milliseconds: sftp.ConnectTimeoutMs = 5000; sftp.IdleTimeoutMs = 15000; // Connect to the SSH server. // The standard SSH port = 22 // The hostname may be a hostname or IP address. var hostname = "sftp.example.com"; var port = 22; var success = sftp.Connect(hostname,port); if (success !== true) { console.log(sftp.LastErrorText); return; } // Authenticate with the SSH server. Chilkat SFTP supports // both password-based authenication as well as public-key // authentication. This example uses password authenication. success = sftp.AuthenticatePw("myLogin","myPassword"); if (success !== true) { console.log(sftp.LastErrorText); return; } // After authenticating, the SFTP subsystem must be initialized: success = sftp.InitializeSftp(); if (success !== true) { console.log(sftp.LastErrorText); return; } // Open a file for reading. var handle; handle = sftp.OpenFile("myTest.txt","readOnly","openExisting"); if (sftp.LastMethodSuccess !== true) { console.log(sftp.LastErrorText); return; } // Assume the file we are reading contains the following text: // abcdefghijklmnopqrstuvwxyz1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZ // (in ANSI format -- i.e. one byte per char). // Read 26 bytes: var sText; sText = sftp.ReadFileText(handle,26,"ansi"); if (sftp.LastMethodSuccess !== true) { console.log(sftp.LastErrorText); return; } // Should print "abcdefghijklmnopqrstuvwxyz" console.log(sText); // Read the next 10 bytes. sText = sftp.ReadFileText(handle,10,"ansi"); if (sftp.LastMethodSuccess !== true) { console.log(sftp.LastErrorText); return; } // Should print "1234567890" console.log(sText); // Read the next 26 bytes. sText = sftp.ReadFileText(handle,26,"ansi"); if (sftp.LastMethodSuccess !== true) { console.log(sftp.LastErrorText); return; } // Should print "ABCDEFGHIJKLMNOPQRSTUVWXYZ" console.log(sText); // Close the file. success = sftp.CloseHandle(handle); if (success !== true) { console.log(sftp.LastErrorText); return; } console.log("Success."); } chilkatExample(); |
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