/*
This file is part of GNUnet.
- (C) 2009, 2010 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009, 2010 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
* @file fs/fs_publish.c
GNUNET_CLIENT_disconnect (pc->client);
pc->client = NULL;
}
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
+ GNUNET_assert (NULL == pc->upload_task);
GNUNET_free (pc);
}
* @param msg error message (or NULL)
*/
static void
-ds_put_cont (void *cls, int success,
+ds_put_cont (void *cls,
+ int success,
struct GNUNET_TIME_Absolute min_expiration,
const char *msg)
{
pi.value.publish.specifics.error.message = pc->fi_pos->emsg;
pc->fi_pos->client_info =
GNUNET_FS_publish_make_status_ (&pi, pc, pc->fi_pos, 0);
- if ((pc->fi_pos->is_directory != GNUNET_YES) &&
- (pc->fi_pos->filename != NULL) &&
- (pc->fi_pos->data.file.do_index == GNUNET_YES))
+ if ((GNUNET_YES != pc->fi_pos->is_directory) &&
+ (NULL != pc->fi_pos->filename) &&
+ (GNUNET_YES == pc->any_done) &&
+ (GNUNET_YES == pc->fi_pos->data.file.do_index))
{
/* run unindex to clean up */
- GNUNET_FS_unindex_start (pc->h, pc->fi_pos->filename, NULL);
+ GNUNET_FS_unindex_start (pc->h,
+ pc->fi_pos->filename,
+ NULL);
}
+ return;
}
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
+ pc->any_done = GNUNET_YES;
+ GNUNET_assert (NULL == pc->upload_task);
pc->upload_task =
GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
&GNUNET_FS_publish_main_, pc);
pi.value.publish.eta = GNUNET_TIME_UNIT_FOREVER_REL;
pi.value.publish.specifics.error.message = emsg;
p->client_info = GNUNET_FS_publish_make_status_ (&pi, pc, p, 0);
- if ((p->is_directory != GNUNET_YES) && (p->filename != NULL) &&
+ if ((p->is_directory != GNUNET_YES) &&
+ (NULL != p->filename) &&
+ (GNUNET_YES == pc->any_done) &&
(p->data.file.do_index == GNUNET_YES))
{
/* run unindex to clean up */
- GNUNET_FS_unindex_start (pc->h, p->filename, NULL);
+ GNUNET_FS_unindex_start (pc->h,
+ p->filename,
+ NULL);
}
}
signal_publish_error (p, pc, emsg);
GNUNET_FS_file_information_sync_ (p);
GNUNET_FS_publish_sync_ (pc);
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
+ GNUNET_assert (NULL == pc->upload_task);
pc->upload_task =
GNUNET_SCHEDULER_add_with_priority
(GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
else
pc->fi_pos = p->dir;
GNUNET_FS_publish_sync_ (pc);
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
+ GNUNET_assert (NULL == pc->upload_task);
pc->upload_task =
GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
&GNUNET_FS_publish_main_, pc);
* the final result.
*
* @param cls our publishing context
- * @param tc scheduler's task context (not used)
*/
static void
-encode_cont (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+encode_cont (void *cls)
{
struct GNUNET_FS_PublishContext *pc = cls;
struct GNUNET_FS_FileInformation *p;
p->client_info = GNUNET_FS_publish_make_status_ (&pi, pc, p, flen);
}
/* continue with main */ /* continue with main */
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
+ GNUNET_assert (NULL == pc->upload_task);
pc->upload_task =
GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
&GNUNET_FS_publish_main_, pc);
if (NULL == pc->dsh)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Waiting for datastore connection\n");
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
+ GNUNET_assert (NULL == pc->upload_task);
pc->upload_task =
GNUNET_SCHEDULER_add_with_priority
(GNUNET_SCHEDULER_PRIORITY_BACKGROUND, &GNUNET_FS_publish_main_, pc);
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Indexing block `%s' for offset %llu with index size %u\n",
- GNUNET_h2s (&chk->query), (unsigned long long) offset,
- sizeof (struct OnDemandBlock));
+ GNUNET_h2s (&chk->query),
+ (unsigned long long) offset,
+ (unsigned int) sizeof (struct OnDemandBlock));
odb.offset = GNUNET_htonll (offset);
odb.file_id = p->data.file.file_id;
GNUNET_assert (pc->qre == NULL);
pc->qre =
- GNUNET_DATASTORE_put (pc->dsh, (p->is_directory == GNUNET_YES) ? 0 : pc->rid,
- &chk->query, sizeof (struct OnDemandBlock), &odb,
+ GNUNET_DATASTORE_put (pc->dsh,
+ (p->is_directory == GNUNET_YES) ? 0 : pc->rid,
+ &chk->query,
+ sizeof (struct OnDemandBlock),
+ &odb,
GNUNET_BLOCK_TYPE_FS_ONDEMAND,
- p->bo.content_priority, p->bo.anonymity_level,
- p->bo.replication_level, p->bo.expiration_time,
- -2, 1, GNUNET_CONSTANTS_SERVICE_TIMEOUT,
+ p->bo.content_priority,
+ p->bo.anonymity_level,
+ p->bo.replication_level,
+ p->bo.expiration_time,
+ -2, 1,
+ GNUNET_CONSTANTS_SERVICE_TIMEOUT,
&ds_put_cont, pc);
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Publishing block `%s' for offset %llu with size %u\n",
- GNUNET_h2s (&chk->query), (unsigned long long) offset,
+ GNUNET_h2s (&chk->query),
+ (unsigned long long) offset,
(unsigned int) block_size);
GNUNET_assert (pc->qre == NULL);
pc->qre =
GNUNET_DATASTORE_put (pc->dsh, (p->is_directory == GNUNET_YES) ? 0 : pc->rid,
- &chk->query, block_size, block, type,
- p->bo.content_priority, p->bo.anonymity_level,
- p->bo.replication_level, p->bo.expiration_time, -2,
- 1, GNUNET_CONSTANTS_SERVICE_TIMEOUT, &ds_put_cont,
+ &chk->query,
+ block_size,
+ block,
+ type,
+ p->bo.content_priority,
+ p->bo.anonymity_level,
+ p->bo.replication_level,
+ p->bo.expiration_time,
+ -2, 1,
+ GNUNET_CONSTANTS_SERVICE_TIMEOUT,
+ &ds_put_cont,
pc);
}
}
+/**
+ * We've computed the CHK/LOC URI, now publish the KSKs (if applicable).
+ *
+ * @param pc publishing context to do this for
+ */
+static void
+publish_kblocks (struct GNUNET_FS_PublishContext *pc)
+{
+ struct GNUNET_FS_FileInformation *p;
+
+ p = pc->fi_pos;
+ /* upload of "p" complete, publish KBlocks! */
+ if (NULL != p->keywords)
+ {
+ pc->ksk_pc = GNUNET_FS_publish_ksk (pc->h,
+ p->keywords,
+ p->meta,
+ p->chk_uri,
+ &p->bo,
+ pc->options,
+ &publish_kblocks_cont, pc);
+ }
+ else
+ {
+ publish_kblocks_cont (pc, p->chk_uri, NULL);
+ }
+}
+
+
+/**
+ * Process the response (or lack thereof) from
+ * the "fs" service to our LOC sign request.
+ *
+ * @param cls closure (of type `struct GNUNET_FS_PublishContext *`)
+ * @param msg the response we got
+ */
+static void
+process_signature_response (void *cls,
+ const struct GNUNET_MessageHeader *msg)
+{
+ struct GNUNET_FS_PublishContext *pc = cls;
+ const struct ResponseLocSignatureMessage *sig;
+ struct GNUNET_FS_FileInformation *p;
+
+ p = pc->fi_pos;
+ if (NULL == msg)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ _("Can not create LOC URI. Will continue with CHK instead.\n"));
+ publish_kblocks (pc);
+ return;
+ }
+ if (sizeof (struct ResponseLocSignatureMessage) !=
+ ntohs (msg->size))
+ {
+ GNUNET_break (0);
+ publish_kblocks (pc);
+ return;
+ }
+ sig = (const struct ResponseLocSignatureMessage *) msg;
+ p->chk_uri->type = GNUNET_FS_URI_LOC;
+ /* p->data.loc.fi kept from CHK before */
+ p->chk_uri->data.loc.peer = sig->peer;
+ p->chk_uri->data.loc.expirationTime = GNUNET_TIME_absolute_ntoh (sig->expiration_time);
+ p->chk_uri->data.loc.contentSignature = sig->signature;
+ GNUNET_FS_file_information_sync_ (p);
+ GNUNET_FS_publish_sync_ (pc);
+ publish_kblocks (pc);
+}
+
+
+/**
+ * We're publishing without anonymity. Contact the FS service
+ * to create a signed LOC URI for further processing, then
+ * continue with KSKs.
+ *
+ * @param pc the publishing context do to this for
+ */
+static void
+create_loc_uri (struct GNUNET_FS_PublishContext *pc)
+{
+ struct RequestLocSignatureMessage req;
+ struct GNUNET_FS_FileInformation *p;
+
+ if (NULL == pc->client)
+ pc->client = GNUNET_CLIENT_connect ("fs", pc->h->cfg);
+ if (NULL == pc->client)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ _("Can not create LOC URI. Will continue with CHK instead.\n"));
+ publish_kblocks (pc);
+ return;
+ }
+ p = pc->fi_pos;
+ req.header.size = htons (sizeof (struct RequestLocSignatureMessage));
+ req.header.type = htons (GNUNET_MESSAGE_TYPE_FS_REQUEST_LOC_SIGN);
+ req.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_PEER_PLACEMENT);
+ req.expiration_time = GNUNET_TIME_absolute_hton (p->bo.expiration_time);
+ req.chk = p->chk_uri->data.chk.chk;
+ req.file_length = GNUNET_htonll (p->chk_uri->data.chk.file_length);
+ GNUNET_break (GNUNET_YES ==
+ GNUNET_CLIENT_transmit_and_get_response (pc->client,
+ &req.header,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ GNUNET_YES,
+ &process_signature_response,
+ pc));
+}
+
+
/**
* Main function that performs the upload.
*
* @param cls `struct GNUNET_FS_PublishContext *` identifies the upload
- * @param tc task context
*/
void
-GNUNET_FS_publish_main_ (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+GNUNET_FS_publish_main_ (void *cls)
{
struct GNUNET_FS_PublishContext *pc = cls;
struct GNUNET_FS_ProgressInfo pi;
struct GNUNET_FS_FileInformation *p;
- struct GNUNET_FS_Uri *loc;
char *fn;
- pc->upload_task = GNUNET_SCHEDULER_NO_TASK;
+ pc->upload_task = NULL;
p = pc->fi_pos;
if (NULL == p)
{
p = p->dir;
if (fn != NULL)
{
- GNUNET_asprintf (&p->emsg, _("Recursive upload failed at `%s': %s"), fn,
+ GNUNET_asprintf (&p->emsg,
+ _("Recursive upload failed at `%s': %s"),
+ fn,
p->emsg);
GNUNET_free (fn);
}
else
{
- GNUNET_asprintf (&p->emsg, _("Recursive upload failed: %s"), p->emsg);
+ GNUNET_asprintf (&p->emsg,
+ _("Recursive upload failed: %s"),
+ p->emsg);
}
pi.status = GNUNET_FS_STATUS_PUBLISH_ERROR;
pi.value.publish.eta = GNUNET_TIME_UNIT_FOREVER_REL;
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"File upload complete, now publishing KSK blocks.\n");
- if (0 == p->bo.anonymity_level)
- {
- /* zero anonymity, box CHK URI in LOC URI */
- loc = GNUNET_FS_uri_loc_create (p->chk_uri,
- pc->h->cfg,
- p->bo.expiration_time);
- GNUNET_FS_uri_destroy (p->chk_uri);
- p->chk_uri = loc;
- GNUNET_FS_file_information_sync_ (p);
- }
GNUNET_FS_publish_sync_ (pc);
- /* upload of "p" complete, publish KBlocks! */
- if (NULL != p->keywords)
+
+ if ( (0 == p->bo.anonymity_level) &&
+ (GNUNET_YES !=
+ GNUNET_FS_uri_test_loc (p->chk_uri)) )
{
- pc->ksk_pc = GNUNET_FS_publish_ksk (pc->h,
- p->keywords,
- p->meta,
- p->chk_uri,
- &p->bo,
- pc->options,
- &publish_kblocks_cont, pc);
+ /* zero anonymity, box CHK URI in LOC URI */
+ create_loc_uri (pc);
}
else
{
- publish_kblocks_cont (pc, p->chk_uri, NULL);
+ publish_kblocks (pc);
}
return;
}
{
struct GNUNET_FS_PublishContext *pc = cls;
- if (GNUNET_SCHEDULER_NO_TASK != pc->upload_task)
+ if (NULL != pc->upload_task)
{
GNUNET_SCHEDULER_cancel (pc->upload_task);
- pc->upload_task = GNUNET_SCHEDULER_NO_TASK;
+ pc->upload_task = NULL;
}
pc->skip_next_fi_callback = GNUNET_YES;
GNUNET_FS_file_information_inspect (pc->fi, &fip_signal_suspend, pc);
* @param msg error message on error, otherwise NULL
*/
static void
-finish_reserve (void *cls, int success,
+finish_reserve (void *cls,
+ int success,
struct GNUNET_TIME_Absolute min_expiration,
const char *msg)
{
struct GNUNET_FS_PublishContext *pc = cls;
pc->qre = NULL;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Reservation complete (%d)!\n", success);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Reservation complete (%d)!\n",
+ success);
if ((msg != NULL) || (success <= 0))
{
GNUNET_asprintf (&pc->fi->emsg,
- _("Insufficient space for publishing: %s"),
+ _("Datastore failure: %s"),
msg);
signal_publish_error (pc->fi, pc, pc->fi->emsg);
return;
}
pc->rid = success;
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
+ GNUNET_assert (NULL == pc->upload_task);
pc->upload_task =
GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_BACKGROUND,
&GNUNET_FS_publish_main_, pc);
ret->qre =
GNUNET_DATASTORE_reserve (ret->dsh, ret->reserve_space,
ret->reserve_entries,
- UINT_MAX, UINT_MAX,
- GNUNET_TIME_UNIT_FOREVER_REL,
&finish_reserve,
ret);
}
else
{
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == ret->upload_task);
+ GNUNET_assert (NULL == ret->upload_task);
ret->upload_task =
GNUNET_SCHEDULER_add_with_priority
(GNUNET_SCHEDULER_PRIORITY_BACKGROUND, &GNUNET_FS_publish_main_, ret);
pc->skip_next_fi_callback = GNUNET_YES;
GNUNET_FS_file_information_inspect (fi, &fip_signal_stop, pc);
}
- if (fi->serialization != NULL)
+ if (NULL != fi->serialization)
{
GNUNET_FS_remove_sync_file_ (pc->h, GNUNET_FS_SYNC_PATH_FILE_INFO,
fi->serialization);
GNUNET_FS_publish_sks_cancel (pc->sks_pc);
pc->sks_pc = NULL;
}
- if (GNUNET_SCHEDULER_NO_TASK != pc->upload_task)
+ if (NULL != pc->upload_task)
{
GNUNET_SCHEDULER_cancel (pc->upload_task);
- pc->upload_task = GNUNET_SCHEDULER_NO_TASK;
+ pc->upload_task = NULL;
}
pc->skip_next_fi_callback = GNUNET_YES;
GNUNET_FS_file_information_inspect (pc->fi, &fip_signal_stop, pc);
GNUNET_free (pc->fi->serialization);
pc->fi->serialization = NULL;
}
- if (NULL == pc->fi->chk_uri)
- off = 0; /* won't be completed anymore */
- else
- off = pc->fi->is_directory ? pc->fi->data.dir.contents_completed : pc->fi->data.file.file_size; /* we were done */
+ off = (NULL == pc->fi->chk_uri) ? 0 : GNUNET_ntohll (pc->fi->chk_uri->data.chk.file_length);
if (NULL != pc->serialization)
{