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GUAC-1389: Download only to owner if invoked via the special "Download" folder of the guac drive.

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This commit is contained in:
Michael Jumper 2016-03-04 14:23:40 -08:00
parent e573e59e83
commit d2ca12e88b
2 changed files with 52 additions and 12 deletions
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64
src/protocols/rdp/guac_rdpdr/rdpdr_service.c
View File

@ -222,12 +222,38 @@ wStream* guac_rdpdr_new_io_completion(guac_rdpdr_device* device,
}
void guac_rdpdr_start_download(guac_rdpdr_device* device, const char* path) {
/**
* Callback invoked on the current connection owner (if any) when a file
* download is being initiated through the terminal.
*
* @param owner
* The guac_user that is the owner of the connection, or NULL if the
* connection owner has left.
*
* @param data
* The full absolute path to the file that should be downloaded.
*
* @return
* The stream allocated for the file download, or NULL if the download has
* failed to start.
*/
static void* guac_rdpdr_download_to_owner(guac_user* owner, void* data) {
/* Get client and stream */
guac_client* client = device->rdpdr->client;
/* Do not bother attempting the download if the owner has left */
if (owner == NULL)
return NULL;
int file_id = guac_rdp_fs_open((guac_rdp_fs*) device->data, path,
guac_client* client = owner->client;
guac_rdp_client* rdp_client = (guac_rdp_client*) client->data;
guac_rdp_fs* filesystem = rdp_client->filesystem;
/* Ignore download if filesystem has been unloaded */
if (filesystem == NULL)
return NULL;
/* Attempt to open requested file */
char* path = (char*) data;
int file_id = guac_rdp_fs_open(filesystem, path,
ACCESS_FILE_READ_DATA, 0, DISP_FILE_OPEN, 0);
/* If file opened successfully, start stream */
@ -240,7 +266,7 @@ void guac_rdpdr_start_download(guac_rdpdr_device* device, const char* path) {
char c;
/* Associate stream with transfer status */
guac_stream* stream = guac_client_alloc_stream(client);
guac_stream* stream = guac_user_alloc_stream(owner);
stream->data = rdp_stream = malloc(sizeof(guac_rdp_stream));
stream->ack_handler = guac_rdp_download_ack_handler;
rdp_stream->type = GUAC_RDP_DOWNLOAD_STREAM;
@ -260,17 +286,31 @@ void guac_rdpdr_start_download(guac_rdpdr_device* device, const char* path) {
} while (c != '\0');
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: Initiating download of \"%s\"", __func__, path);
guac_user_log(owner, GUAC_LOG_DEBUG, "%s: Initiating download "
"of \"%s\"", __func__, path);
/* Begin stream */
guac_protocol_send_file(client->socket, stream,
guac_protocol_send_file(owner->socket, stream,
"application/octet-stream", basename);
guac_socket_flush(client->socket);
guac_socket_flush(owner->socket);
}
else
guac_client_log(client, GUAC_LOG_ERROR, "Unable to download \"%s\"", path);
/* Download started successfully */
return stream;
}
/* Download failed */
guac_user_log(owner, GUAC_LOG_ERROR, "Unable to download \"%s\"", path);
return NULL;
}
void guac_rdpdr_start_download(guac_rdpdr_device* device, char* path) {
guac_client* client = device->rdpdr->client;
/* Initiate download to the owner of the connection */
guac_client_for_owner(client, guac_rdpdr_download_to_owner, path);
}

2
src/protocols/rdp/guac_rdpdr/rdpdr_service.h
View File

@ -166,7 +166,7 @@ wStream* guac_rdpdr_new_io_completion(guac_rdpdr_device* device,
/**
* Begins streaming the given file to the user via a Guacamole file stream.
*/
void guac_rdpdr_start_download(guac_rdpdr_device* device, const char* path);
void guac_rdpdr_start_download(guac_rdpdr_device* device, char* path);
#endif