private static PrivateKeyFile GetPrivateKeyFile(SshConnectionConfig config)
{
PrivateKeyFile pk;
if (!string.IsNullOrEmpty(config.KeyPassphrase))
{
pk = new PrivateKeyFile(config.PrivateKeyPath, config.KeyPassphrase);
}
else
{
pk = new PrivateKeyFile(config.PrivateKeyPath);
}
return(pk);
}
public static SshConnectionConfig GetConnectionConfig(DeploymentTaskConfig config, Dictionary <string, string> credentials)
{
int port = 22;
var host = config.TargetHost;
if (config.TargetHost?.Contains(":") == true)
{
try
{
var components = config.TargetHost.Split(':');
port = int.Parse(components[1].Trim());
host = components[0].Trim();
}
catch { }
}
var sshConfig = new SshConnectionConfig
{
Host = host,
Port = port
};
credentials.TryGetValue("username", out var username);
if (username != null)
{
sshConfig.Username = username;
}
credentials.TryGetValue("password", out var password);
if (password != null)
{
sshConfig.Password = password;
}
credentials.TryGetValue("privatekey", out var privatekey);
if (privatekey != null)
{
sshConfig.PrivateKeyPath = privatekey;
}
credentials.TryGetValue("key_passphrase", out var passphrase);
if (passphrase != null)
{
sshConfig.KeyPassphrase = passphrase;
}
return(sshConfig);
}
public static ConnectionInfo GetConnectionInfo(SshConnectionConfig config)
{
var authMethods = new List <AuthenticationMethod>();
if (!string.IsNullOrEmpty(config.PrivateKeyPath))
{
// public key auth via private key
var privateKey = GetPrivateKeyFile(config);
var keyauth = new PrivateKeyAuthenticationMethod(config.Username, privateKey);
authMethods.Add(keyauth);
}
if (!string.IsNullOrEmpty(config.Password))
{
// https://stackoverflow.com/questions/15686276/unable-to-connect-to-aixunix-box-with-ssh-net-library-error-value-cannot-b
var kbdi = new KeyboardInteractiveAuthenticationMethod(config.Username);
kbdi.AuthenticationPrompt += new EventHandler <AuthenticationPromptEventArgs>(
(Object sender, AuthenticationPromptEventArgs e) =>
{
foreach (AuthenticationPrompt prompt in e.Prompts)
{
if (prompt.Request.IndexOf("Password:", StringComparison.InvariantCultureIgnoreCase) != -1)
{
prompt.Response = config.Password;
}
}
});
// password auth
authMethods.Add(new PasswordAuthenticationMethod(config.Username, config.Password));
// keyboard interactive auth
authMethods.Add(kbdi);
}
// TODO : proxy support?
return(new ConnectionInfo(config.Host, config.Port, config.Username, authMethods.ToArray()));
}
public SftpClient(SshConnectionConfig config)
{
_config = config;
}