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(Unicode C) SFTP Public-Key Authentication (id_ed25519)See more SFTP ExamplesDemonstrates how to authenticate with an SSH/SFTP server using publickey authentication with an Ed25519 private key (id_ed25519).
#include <C_CkSshKeyW.h> #include <C_CkSFtpW.h> void ChilkatSample(void) { HCkSshKeyW key; const wchar_t *privKeyText; BOOL success; HCkSFtpW sftp; const wchar_t *hostname; int port; BOOL success; // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. key = CkSshKeyW_Create(); // The id_ed25519 file should contain something like this: // (You can open it in a text editor..) // -----BEGIN OPENSSH PRIVATE KEY----- // b3BlbnNzaC1rZXktdjEAAAAACmFlczI1Ni1jdHIAAAAGYmNyeXB0AAAAGAAAABDIeK9+Xw // 6Do9gnhtrJu5iJAAAAZAAAAAEAAAAzAAAAC3NzaC1lZDI1NTE5AAAAIMh/Ge7fjQCssmVd // BqjYZbRAI0pY8IrnB6J1yLetq34OAAAAoMVP7cvy4hTiAINA3I4v55OonkpKza8mzfUW18 // RDQeYL3ovCVaAYOGcCpf/SW3QiY6tnXq+5WDEfJ7Z/kQ0nl2+1wSLOytxpyO+IY0rRtLrX // 6e/agR4nbZpt/MFG6xqcNASbtDgg+9IWGvDrtXOLFofx07/zml+UjFL0tXRpCjOxeqKyXH // t8SRgdT97d9/bYPwapaXY+b2DVVy5/LVx4Sq8= // -----END OPENSSH PRIVATE KEY----- privKeyText = CkSshKeyW_loadText(key,L"c:/temp/id_ed25519"); if (CkSshKeyW_getLastMethodSuccess(key) != TRUE) { wprintf(L"%s\n",CkSshKeyW_lastErrorText(key)); CkSshKeyW_Dispose(key); return; } // If your private key was saved encrypted, then you'll need the password. // In this example, the password "blahblah" is valid for the above key -- which is a real Ed25519 key generated/saved from puttygen. CkSshKeyW_putPassword(key,L"blahblah"); success = CkSshKeyW_FromOpenSshPrivateKey(key,privKeyText); if (success != TRUE) { wprintf(L"%s\n",CkSshKeyW_lastErrorText(key)); CkSshKeyW_Dispose(key); return; } sftp = CkSFtpW_Create(); // Set some timeouts, in milliseconds: CkSFtpW_putConnectTimeoutMs(sftp,5000); CkSFtpW_putIdleTimeoutMs(sftp,15000); hostname = L"sftp.example.com"; port = 22; success = CkSFtpW_Connect(sftp,hostname,port); if (success != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSshKeyW_Dispose(key); CkSFtpW_Dispose(sftp); return; } // Authenticate with the SSH server. Chilkat SFTP supports // both password-based authenication as well as public-key // authentication. success = CkSFtpW_AuthenticatePk(sftp,L"myLogin",key); if (success != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSshKeyW_Dispose(key); CkSFtpW_Dispose(sftp); return; } wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); wprintf(L"Public-Key Authentication Successful!\n"); // Now go do whatever you're app needs to do... CkSshKeyW_Dispose(key); CkSFtpW_Dispose(sftp); } |
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