void* CLibssh2::open_scp_write_channel(const std::string& remote_filepath, int filemode, size_t filesize, time_t mtime, time_t atime)
{
LIBSSH2_CHANNEL* channel = NULL;
LIBSSH2_SESSION* session = static_cast<LIBSSH2_SESSION*>(_session);
for (;;)
{
channel = libssh2_scp_send_ex(session, remote_filepath.c_str(), filemode&0777, filesize, (long)mtime, (long)atime);
if (channel != NULL)
break;
int errcode = get_session_errcode();
if (errcode != LIBSSH2_ERROR_EAGAIN)
{
THROW_EXCEPTION(get_session_errmsg(), errcode);
}
else
{
if (!timedwait_socket())
{
THROW_SYSCALL_EXCEPTION("open scp channel timeout", ETIMEDOUT, "poll");
}
}
}
return channel;
}
CURLcode Curl_scp_do(struct connectdata *conn, bool *done)
{
struct stat sb;
struct SSHPROTO *scp = conn->data->reqdata.proto.ssh;
CURLcode res = CURLE_OK;
*done = TRUE; /* unconditionally */
if (conn->data->set.upload) {
/*
* NOTE!!! libssh2 requires that the destination path is a full path
* that includes the destination file and name OR ends in a "/" .
* If this is not done the destination file will be named the
* same name as the last directory in the path.
*/
scp->ssh_channel = libssh2_scp_send_ex(scp->ssh_session, scp->path,
LIBSSH2_SFTP_S_IRUSR|
LIBSSH2_SFTP_S_IWUSR|
LIBSSH2_SFTP_S_IRGRP|
LIBSSH2_SFTP_S_IROTH,
conn->data->set.infilesize, 0, 0);
if (!scp->ssh_channel)
return CURLE_FAILED_INIT;
/* upload data */
res = Curl_setup_transfer(conn, -1, -1, FALSE, NULL, FIRSTSOCKET, NULL);
}
else {
/*
* We must check the remote file, if it is a directory no vaules will
* be set in sb
*/
curl_off_t bytecount;
memset(&sb, 0, sizeof(struct stat));
scp->ssh_channel = libssh2_scp_recv(scp->ssh_session, scp->path, &sb);
if (!scp->ssh_channel) {
if ((sb.st_mode == 0) && (sb.st_atime == 0) && (sb.st_mtime == 0) &&
(sb.st_size == 0)) {
/* Since sb is still empty, it is likely the file was not found */
return CURLE_REMOTE_FILE_NOT_FOUND;
}
return libssh2_error_to_CURLE(conn);
}
/* download data */
bytecount = (curl_off_t) sb.st_size;
conn->data->reqdata.maxdownload = (curl_off_t) sb.st_size;
res = Curl_setup_transfer(conn, FIRSTSOCKET,
bytecount, FALSE, NULL, -1, NULL);
}
return res;
}
static PyObject *
session_scp_send(SSH2_SessionObj *self, PyObject *args)
{
char *path;
int mode;
unsigned long filesize;
long mtime = 0;
long atime = 0;
LIBSSH2_CHANNEL *channel;
if (!PyArg_ParseTuple(args, "sik|ll:scp_send", &path, &mode, &filesize, &mtime, &atime))
return NULL;
Py_BEGIN_ALLOW_THREADS
channel = libssh2_scp_send_ex(self->session, path, mode, filesize, mtime, atime);
Py_END_ALLOW_THREADS
CHECK_RETURN_POINTER(channel, self)
return (PyObject *)SSH2_Channel_New(channel, self);
}
