#include "fs_api.h"
#include "fs_tree.h"
-#define DEBUG_PUBLISH GNUNET_EXTRA_LOGGING
-
-/**
- * Maximum legal size for a kblock.
- */
-#define MAX_KBLOCK_SIZE (60 * 1024)
-
/**
* Fill in all of the generic fields for
pi->value.publish.pctx = (NULL == p->dir) ? NULL : p->dir->client_info;
pi->value.publish.filename = p->filename;
pi->value.publish.size =
- (p->is_directory) ? p->data.dir.dir_size : p->data.file.file_size;
+ (p->is_directory == GNUNET_YES) ? p->data.dir.dir_size : p->data.file.file_size;
pi->value.publish.eta =
GNUNET_TIME_calculate_eta (p->start_time, offset, pi->value.publish.size);
pi->value.publish.completed = offset;
pi->value.publish.duration =
GNUNET_TIME_absolute_get_duration (p->start_time);
pi->value.publish.anonymity = p->bo.anonymity_level;
+ pi->fsh = pc->h;
return pc->h->upcb (pc->h->upcb_cls, pi);
}
/**
* Cleanup the publish context, we're done with it.
*
- * @param cls struct to clean up after
- * @param tc scheduler context
+ * @param pc struct to clean up
*/
static void
-publish_cleanup (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+publish_cleanup (struct GNUNET_FS_PublishContext *pc)
{
- struct GNUNET_FS_PublishContext *pc = cls;
-
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Cleaning up publish context (done!)\n");
-#endif
if (pc->fhc != NULL)
{
GNUNET_CRYPTO_hash_file_cancel (pc->fhc);
pc->fhc = NULL;
}
GNUNET_FS_file_information_destroy (pc->fi, NULL, NULL);
- if (pc->namespace != NULL)
- {
- GNUNET_FS_namespace_delete (pc->namespace, GNUNET_NO);
- pc->namespace = NULL;
- }
GNUNET_free_non_null (pc->nid);
GNUNET_free_non_null (pc->nuid);
GNUNET_free_non_null (pc->serialization);
}
if (pc->client != NULL)
{
- GNUNET_CLIENT_disconnect (pc->client, GNUNET_NO);
+ GNUNET_CLIENT_disconnect (pc->client);
pc->client = NULL;
}
GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
struct GNUNET_FS_ProgressInfo pi;
pc->qre = NULL;
- if (GNUNET_SYSERR == pc->in_network_wait)
- {
- /* we were aborted in the meantime, finish shutdown! */
- GNUNET_SCHEDULER_add_continuation (&publish_cleanup, pc,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
- return;
- }
- GNUNET_assert (GNUNET_YES == pc->in_network_wait);
- pc->in_network_wait = GNUNET_NO;
if (GNUNET_SYSERR == success)
{
GNUNET_asprintf (&pc->fi_pos->emsg, _("Publishing failed: %s"), 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_NO) &&
+ if ((pc->fi_pos->is_directory != GNUNET_YES) &&
(pc->fi_pos->filename != NULL) &&
(pc->fi_pos->data.file.do_index == GNUNET_YES))
{
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_NO) && (p->filename != NULL) &&
+ if ((p->is_directory != GNUNET_YES) && (p->filename != NULL) &&
(p->data.file.do_index == GNUNET_YES))
{
/* run unindex to clean up */
struct GNUNET_FS_PublishContext *pc = cls;
pc->qre = NULL;
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Releasing reserve done!\n");
-#endif
signal_publish_completion (pc->fi, pc);
pc->all_done = GNUNET_YES;
GNUNET_FS_publish_sync_ (pc);
{
struct GNUNET_FS_PublishContext *pc = cls;
+ pc->sks_pc = NULL;
if (NULL != emsg)
{
signal_publish_error (pc->fi, pc, emsg);
static void
publish_sblock (struct GNUNET_FS_PublishContext *pc)
{
- if (NULL != pc->namespace)
- GNUNET_FS_publish_sks (pc->h, pc->namespace, pc->nid, pc->nuid,
- pc->fi->meta, pc->fi->chk_uri, &pc->fi->bo,
- pc->options, &publish_sblocks_cont, pc);
+ if (NULL != pc->ns)
+ pc->sks_pc = GNUNET_FS_publish_sks (pc->h,
+ pc->ns,
+ pc->nid,
+ pc->nuid,
+ pc->fi->meta,
+ pc->fi->chk_uri,
+ &pc->fi->bo,
+ pc->options,
+ &publish_sblocks_cont, pc);
else
publish_sblocks_cont (pc, NULL, NULL);
}
struct GNUNET_FS_PublishContext *pc = cls;
struct GNUNET_FS_FileInformation *p = pc->fi_pos;
+ pc->ksk_pc = NULL;
if (NULL != emsg)
{
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Error uploading KSK blocks: %s\n",
emsg);
-#endif
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);
pc->upload_task =
- GNUNET_SCHEDULER_add_with_priority
- (GNUNET_SCHEDULER_PRIORITY_BACKGROUND, &GNUNET_FS_publish_main_, pc);
+ GNUNET_SCHEDULER_add_with_priority
+ (GNUNET_SCHEDULER_PRIORITY_BACKGROUND, &GNUNET_FS_publish_main_, pc);
return;
}
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"KSK blocks published, moving on to next file\n");
-#endif
if (NULL != p->dir)
signal_publish_completion (p, pc);
/* move on to next file */
const char *dd;
p = pc->fi_pos;
- if (p->is_directory)
+ if (p->is_directory == GNUNET_YES)
{
pt_size = GNUNET_MIN (max, p->data.dir.dir_size - offset);
dd = p->data.dir.dir_data;
}
else
{
+ if (UINT64_MAX == offset)
+ return p->data.file.reader (p->data.file.reader_cls, offset, 0, NULL, NULL);
pt_size = GNUNET_MIN (max, p->data.file.file_size - offset);
if (pt_size == 0)
return 0; /* calling reader with pt_size==0
char *emsg;
uint64_t flen;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Finished with tree encoder\n");
p = pc->fi_pos;
GNUNET_FS_tree_encoder_finish (p->te, &p->chk_uri, &emsg);
p->te = NULL;
if (NULL != emsg)
{
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Error during tree walk: %s\n", emsg);
-#endif
GNUNET_asprintf (&p->emsg, _("Publishing failed: %s"), emsg);
GNUNET_free (emsg);
pi.status = GNUNET_FS_STATUS_PUBLISH_ERROR;
pi.value.publish.specifics.error.message = p->emsg;
p->client_info = GNUNET_FS_publish_make_status_ (&pi, pc, p, 0);
}
-#if DEBUG_PUBLISH
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Finished with tree encoder\n");
-#endif
+ else
+ {
/* final progress event */
- flen = GNUNET_FS_uri_chk_get_file_size (p->chk_uri);
- pi.status = GNUNET_FS_STATUS_PUBLISH_PROGRESS;
- pi.value.publish.specifics.progress.data = NULL;
- pi.value.publish.specifics.progress.offset = flen;
- pi.value.publish.specifics.progress.data_len = 0;
- pi.value.publish.specifics.progress.depth = GNUNET_FS_compute_depth (flen);
- p->client_info = GNUNET_FS_publish_make_status_ (&pi, pc, p, flen);
-
+ GNUNET_assert (NULL != p->chk_uri);
+ flen = GNUNET_FS_uri_chk_get_file_size (p->chk_uri);
+ pi.status = GNUNET_FS_STATUS_PUBLISH_PROGRESS;
+ pi.value.publish.specifics.progress.data = NULL;
+ pi.value.publish.specifics.progress.offset = flen;
+ pi.value.publish.specifics.progress.data_len = 0;
+ pi.value.publish.specifics.progress.depth = GNUNET_FS_compute_depth (flen);
+ p->client_info = GNUNET_FS_publish_make_status_ (&pi, pc, p, flen);
+ }
+ GNUNET_FS_file_information_sync_ (p);
/* continue with main */
GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
pc->upload_task =
p = pc->fi_pos;
if (NULL == pc->dsh)
{
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Waiting for datastore connection\n");
-#endif
GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == pc->upload_task);
pc->upload_task =
GNUNET_SCHEDULER_add_with_priority
return;
}
- GNUNET_assert (GNUNET_NO == pc->in_network_wait);
- pc->in_network_wait = GNUNET_YES;
- if ((!p->is_directory) && (GNUNET_YES == p->data.file.do_index) &&
+ if ((p->is_directory != GNUNET_YES) && (GNUNET_YES == p->data.file.do_index) &&
(type == GNUNET_BLOCK_TYPE_FS_DBLOCK))
{
-#if DEBUG_PUBLISH
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));
-#endif
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) ? 0 : pc->rid,
+ 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,
&ds_put_cont, pc);
return;
}
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Publishing block `%s' for offset %llu with size %u\n",
GNUNET_h2s (&chk->query), (unsigned long long) offset,
(unsigned int) block_size);
-#endif
GNUNET_assert (pc->qre == NULL);
pc->qre =
- GNUNET_DATASTORE_put (pc->dsh, (p->is_directory) ? 0 : pc->rid,
+ 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,
GNUNET_assert (p != NULL);
if (NULL == p->te)
{
- if (p->is_directory)
+ if (p->is_directory == GNUNET_YES)
{
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Creating directory\n");
-#endif
db = GNUNET_FS_directory_builder_create (p->meta);
dirpos = p->data.dir.entries;
while (NULL != dirpos)
{
- if (dirpos->is_directory)
+ if (dirpos->is_directory == GNUNET_YES)
{
raw_data = dirpos->data.dir.dir_data;
dirpos->data.dir.dir_data = NULL;
GNUNET_free (raw_data);
raw_data = NULL;
}
+ dirpos->data.file.reader (dirpos->data.file.reader_cls, UINT64_MAX, 0, 0, NULL);
}
}
GNUNET_FS_directory_builder_add (db, dirpos->chk_uri, dirpos->meta,
&p->data.dir.dir_data);
GNUNET_FS_file_information_sync_ (p);
}
- size = (p->is_directory) ? p->data.dir.dir_size : p->data.file.file_size;
-#if DEBUG_PUBLISH
+ size = (p->is_directory == GNUNET_YES) ? p->data.dir.dir_size : p->data.file.file_size;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Creating tree encoder\n");
-#endif
p->te =
GNUNET_FS_tree_encoder_create (pc->h, size, pc, &block_reader,
&block_proc, &progress_proc,
&encode_cont);
}
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Processing next block from tree\n");
-#endif
GNUNET_FS_tree_encoder_next (p->te);
}
const char *emsg;
uint16_t msize;
- GNUNET_CLIENT_disconnect (pc->client, GNUNET_NO);
+ GNUNET_CLIENT_disconnect (pc->client);
pc->client = NULL;
p = pc->fi_pos;
if (msg == NULL)
* @param res resulting hash, NULL on error
*/
static void
-hash_for_index_cb (void *cls, const GNUNET_HashCode * res)
+hash_for_index_cb (void *cls, const struct GNUNET_HashCode * res)
{
struct GNUNET_FS_PublishContext *pc = cls;
struct GNUNET_FS_FileInformation *p;
publish_content (pc);
return;
}
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Hash of indexed file `%s' is `%s'\n",
p->filename, GNUNET_h2s (res));
-#endif
if (0 != (pc->options & GNUNET_FS_PUBLISH_OPTION_SIMULATE_ONLY))
{
p->data.file.file_id = *res;
ism->device = GNUNET_htonll (dev);
ism->inode = GNUNET_htonll (ino);
}
-#if DEBUG_PUBLISH
else
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
_("Failed to get file identifiers for `%s'\n"), p->filename);
}
-#endif
ism->file_id = *res;
memcpy (&ism[1], fn, slen);
GNUNET_free (fn);
p = pc->fi_pos;
if (NULL == p)
{
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Publishing complete, now publishing SKS and KSK blocks.\n");
-#endif
/* upload of entire hierarchy complete,
* publish namespace entries */
GNUNET_FS_publish_sync_ (pc);
return;
}
/* find starting position */
- while ((p->is_directory) && (NULL != p->data.dir.entries) && (NULL == p->emsg)
+ while ((p->is_directory == GNUNET_YES) && (NULL != p->data.dir.entries) && (NULL == p->emsg)
&& (NULL == p->data.dir.entries->chk_uri))
{
p = p->data.dir.entries;
/* abort on error */
if (NULL != p->emsg)
{
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Error uploading: %s\n", p->emsg);
-#endif
/* error with current file, abort all
* related files as well! */
while (NULL != p->dir)
/* handle completion */
if (NULL != p->chk_uri)
{
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"File upload complete, now publishing KSK blocks.\n");
-#endif
if (0 == p->bo.anonymity_level)
{
/* zero anonymity, box CHK URI in LOC URI */
/* upload of "p" complete, publish KBlocks! */
if (p->keywords != NULL)
{
- GNUNET_FS_publish_ksk (pc->h, p->keywords, p->meta, p->chk_uri, &p->bo,
- pc->options, &publish_kblocks_cont, pc);
+ 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
{
}
return;
}
- if ((!p->is_directory) && (p->data.file.do_index))
+ if ((p->is_directory != GNUNET_YES) && (p->data.file.do_index))
{
if (NULL == p->filename)
{
pc->skip_next_fi_callback = GNUNET_NO;
return GNUNET_OK;
}
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting publish operation\n");
-#endif
if (*do_index)
{
/* space for on-demand blocks */
pi.status = GNUNET_FS_STATUS_PUBLISH_START;
*client_info = GNUNET_FS_publish_make_status_ (&pi, pc, fi, 0);
GNUNET_FS_file_information_sync_ (fi);
- if (GNUNET_YES == GNUNET_FS_meta_data_test_for_directory (meta)
- && (fi->dir != NULL))
+ if ((fi->is_directory) && (fi->dir != NULL))
{
- /* process entries in directory */
+ /* We are a directory, and we are not top-level; process entries in directory */
pc->skip_next_fi_callback = GNUNET_YES;
GNUNET_FS_file_information_inspect (fi, &fip_signal_start, pc);
}
/**
- * Signal the FS's progress function that we are suspending
+ * Actually signal the FS's progress function that we are suspending
* an upload.
*
+ * @param fi the entry in the publish-structure
+ * @param pc the publish context of which a file is being suspended
+ */
+static void
+suspend_operation (struct GNUNET_FS_FileInformation *fi,
+ struct GNUNET_FS_PublishContext *pc)
+{
+ struct GNUNET_FS_ProgressInfo pi;
+ uint64_t off;
+
+ if (NULL != pc->ksk_pc)
+ {
+ GNUNET_FS_publish_ksk_cancel (pc->ksk_pc);
+ pc->ksk_pc = NULL;
+ }
+ if (NULL != pc->sks_pc)
+ {
+ GNUNET_FS_publish_sks_cancel (pc->sks_pc);
+ pc->sks_pc = NULL;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Suspending publish operation\n");
+ GNUNET_free_non_null (fi->serialization);
+ fi->serialization = NULL;
+ off = (fi->chk_uri == NULL) ? 0 : (fi->is_directory == GNUNET_YES) ? fi->data.dir.dir_size : fi->data.file.file_size;
+ pi.status = GNUNET_FS_STATUS_PUBLISH_SUSPEND;
+ GNUNET_break (NULL == GNUNET_FS_publish_make_status_ (&pi, pc, fi, off));
+ if (NULL != pc->qre)
+ {
+ GNUNET_DATASTORE_cancel (pc->qre);
+ pc->qre = NULL;
+ }
+ if (NULL != pc->dsh)
+ {
+ GNUNET_DATASTORE_disconnect (pc->dsh, GNUNET_NO);
+ pc->dsh = NULL;
+ }
+ pc->rid = 0;
+}
+
+
+/**
+ * Signal the FS's progress function that we are suspending
+ * an upload. Performs the recursion.
+ *
* @param cls closure (of type "struct GNUNET_FS_PublishContext*")
* @param fi the entry in the publish-structure
* @param length length of the file or directory
void **client_info)
{
struct GNUNET_FS_PublishContext *pc = cls;
- struct GNUNET_FS_ProgressInfo pi;
- uint64_t off;
if (GNUNET_YES == pc->skip_next_fi_callback)
{
pc->skip_next_fi_callback = GNUNET_YES;
GNUNET_FS_file_information_inspect (fi, &fip_signal_suspend, pc);
}
-#if DEBUG_PUBLISH
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Suspending publish operation\n");
-#endif
- GNUNET_free_non_null (fi->serialization);
- fi->serialization = NULL;
- off = (fi->chk_uri == NULL) ? 0 : length;
- pi.status = GNUNET_FS_STATUS_PUBLISH_SUSPEND;
- GNUNET_break (NULL == GNUNET_FS_publish_make_status_ (&pi, pc, fi, off));
+ suspend_operation (fi, pc);
*client_info = NULL;
- if (NULL != pc->qre)
- {
- GNUNET_DATASTORE_cancel (pc->qre);
- pc->qre = NULL;
- }
- if (NULL != pc->dsh)
- {
- GNUNET_DATASTORE_disconnect (pc->dsh, GNUNET_NO);
- pc->dsh = NULL;
- }
- pc->rid = 0;
return GNUNET_OK;
}
GNUNET_SCHEDULER_cancel (pc->upload_task);
pc->upload_task = GNUNET_SCHEDULER_NO_TASK;
}
+ pc->skip_next_fi_callback = GNUNET_YES;
GNUNET_FS_file_information_inspect (pc->fi, &fip_signal_suspend, pc);
+ suspend_operation (pc->fi, pc);
GNUNET_FS_end_top (pc->h, pc->top);
pc->top = NULL;
- publish_cleanup (pc, NULL);
+ publish_cleanup (pc);
}
struct GNUNET_FS_PublishContext *pc = cls;
pc->qre = NULL;
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Reservation complete (%d)!\n", success);
-#endif
if ((msg != NULL) || (success <= 0))
{
GNUNET_asprintf (&pc->fi->emsg, _("Insufficient space for publishing: %s"),
*
* @param h handle to the file sharing subsystem
* @param fi information about the file or directory structure to publish
- * @param namespace namespace to publish the file in, NULL for no namespace
+ * @param ns namespace to publish the file in, NULL for no namespace
* @param nid identifier to use for the publishd content in the namespace
* (can be NULL, must be NULL if namespace is NULL)
* @param nuid update-identifier that will be used for future updates
struct GNUNET_FS_PublishContext *
GNUNET_FS_publish_start (struct GNUNET_FS_Handle *h,
struct GNUNET_FS_FileInformation *fi,
- struct GNUNET_FS_Namespace *namespace, const char *nid,
+ const struct GNUNET_CRYPTO_EccPrivateKey *ns,
+ const char *nid,
const char *nuid,
enum GNUNET_FS_PublishOptions options)
{
{
dsh = NULL;
}
- ret = GNUNET_malloc (sizeof (struct GNUNET_FS_PublishContext));
+ ret = GNUNET_new (struct GNUNET_FS_PublishContext);
ret->dsh = dsh;
ret->h = h;
ret->fi = fi;
- ret->namespace = namespace;
- ret->options = options;
- if (namespace != NULL)
+ if (NULL != ns)
{
- namespace->rc++;
+ ret->ns = GNUNET_new (struct GNUNET_CRYPTO_EccPrivateKey);
+ *ret->ns = *ns;
GNUNET_assert (NULL != nid);
ret->nid = GNUNET_strdup (nid);
if (NULL != nuid)
ret->nuid = GNUNET_strdup (nuid);
}
+ ret->options = options;
/* signal start */
GNUNET_FS_file_information_inspect (ret->fi, &fip_signal_start, ret);
ret->fi_pos = ret->fi;
struct GNUNET_FS_ProgressInfo pi;
uint64_t off;
-#if DEBUG_PUBLISH
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Publish stop called\n");
-#endif
GNUNET_FS_end_top (pc->h, pc->top);
- if (NULL != pc->qre)
+ if (NULL != pc->ksk_pc)
{
- GNUNET_DATASTORE_cancel (pc->qre);
- pc->qre = NULL;
+ GNUNET_FS_publish_ksk_cancel (pc->ksk_pc);
+ pc->ksk_pc = NULL;
}
- if (NULL != pc->dsh)
+ if (NULL != pc->sks_pc)
{
- GNUNET_DATASTORE_disconnect (pc->dsh, GNUNET_NO);
- pc->dsh = NULL;
+ GNUNET_FS_publish_sks_cancel (pc->sks_pc);
+ pc->sks_pc = NULL;
}
if (GNUNET_SCHEDULER_NO_TASK != pc->upload_task)
{
pc->fi->serialization = NULL;
}
off = (pc->fi->chk_uri == NULL) ? 0 : GNUNET_ntohll (pc->fi->chk_uri->data.chk.file_length);
- pi.status = GNUNET_FS_STATUS_PUBLISH_STOPPED;
- GNUNET_break (NULL == GNUNET_FS_publish_make_status_ (&pi, pc, pc->fi, off));
if (pc->serialization != NULL)
{
GNUNET_free (pc->serialization);
pc->serialization = NULL;
}
- if (GNUNET_YES == pc->in_network_wait)
- {
- pc->in_network_wait = GNUNET_SYSERR;
- return;
- }
- publish_cleanup (pc, NULL);
-}
-
-
-/**
- * Context for the KSK publication.
- */
-struct PublishKskContext
-{
-
- /**
- * Keywords to use.
- */
- struct GNUNET_FS_Uri *ksk_uri;
-
- /**
- * Global FS context.
- */
- struct GNUNET_FS_Handle *h;
-
- /**
- * The master block that we are sending
- * (in plaintext), has "mdsize+slen" more
- * bytes than the struct would suggest.
- */
- struct KBlock *kb;
-
- /**
- * Buffer of the same size as "kb" for
- * the encrypted version.
- */
- struct KBlock *cpy;
-
- /**
- * Handle to the datastore, NULL if we are just
- * simulating.
- */
- struct GNUNET_DATASTORE_Handle *dsh;
-
- /**
- * Handle to datastore PUT request.
- */
- struct GNUNET_DATASTORE_QueueEntry *qre;
-
- /**
- * Function to call once we're done.
- */
- GNUNET_FS_PublishContinuation cont;
-
- /**
- * Closure for cont.
- */
- void *cont_cls;
-
- /**
- * When should the KBlocks expire?
- */
- struct GNUNET_FS_BlockOptions bo;
-
- /**
- * Size of the serialized metadata.
- */
- ssize_t mdsize;
-
- /**
- * Size of the (CHK) URI as a string.
- */
- size_t slen;
-
- /**
- * Keyword that we are currently processing.
- */
- unsigned int i;
-
-};
-
-
-/**
- * Continuation of "GNUNET_FS_publish_ksk" that performs
- * the actual publishing operation (iterating over all
- * of the keywords).
- *
- * @param cls closure of type "struct PublishKskContext*"
- * @param tc unused
- */
-static void
-publish_ksk_cont (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
-
-
-/**
- * Function called by the datastore API with
- * the result from the PUT request.
- *
- * @param cls closure of type "struct PublishKskContext*"
- * @param success GNUNET_OK on success
- * @param min_expiration minimum expiration time required for content to be stored
- * @param msg error message (or NULL)
- */
-static void
-kb_put_cont (void *cls, int success,
- struct GNUNET_TIME_Absolute min_expiration,
- const char *msg)
-{
- struct PublishKskContext *pkc = cls;
-
- pkc->qre = NULL;
- if (GNUNET_OK != success)
- {
-#if DEBUG_PUBLISH
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "KB PUT operation complete\n");
-#endif
- if (NULL != pkc->dsh)
- {
- GNUNET_DATASTORE_disconnect (pkc->dsh, GNUNET_NO);
- pkc->dsh = NULL;
- }
- GNUNET_free (pkc->cpy);
- GNUNET_free (pkc->kb);
- pkc->cont (pkc->cont_cls, NULL, msg);
- GNUNET_FS_uri_destroy (pkc->ksk_uri);
- GNUNET_free (pkc);
- return;
- }
- GNUNET_SCHEDULER_add_continuation (&publish_ksk_cont, pkc,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
-}
-
-
-/**
- * Continuation of "GNUNET_FS_publish_ksk" that performs the actual
- * publishing operation (iterating over all of the keywords).
- *
- * @param cls closure of type "struct PublishKskContext*"
- * @param tc unused
- */
-static void
-publish_ksk_cont (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- struct PublishKskContext *pkc = cls;
- const char *keyword;
- GNUNET_HashCode key;
- GNUNET_HashCode query;
- struct GNUNET_CRYPTO_AesSessionKey skey;
- struct GNUNET_CRYPTO_AesInitializationVector iv;
- struct GNUNET_CRYPTO_RsaPrivateKey *pk;
-
-
- if ((pkc->i == pkc->ksk_uri->data.ksk.keywordCount) || (NULL == pkc->dsh))
+ if (NULL != pc->qre)
{
-#if DEBUG_PUBLISH
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "KSK PUT operation complete\n");
-#endif
- if (NULL != pkc->dsh)
- {
- GNUNET_DATASTORE_disconnect (pkc->dsh, GNUNET_NO);
- pkc->dsh = NULL;
- }
- GNUNET_free (pkc->cpy);
- GNUNET_free (pkc->kb);
- pkc->cont (pkc->cont_cls, pkc->ksk_uri, NULL);
- GNUNET_FS_uri_destroy (pkc->ksk_uri);
- GNUNET_free (pkc);
- return;
+ GNUNET_DATASTORE_cancel (pc->qre);
+ pc->qre = NULL;
}
- keyword = pkc->ksk_uri->data.ksk.keywords[pkc->i++];
-#if DEBUG_PUBLISH
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Publishing under keyword `%s'\n",
- keyword);
-#endif
- /* first character of keyword indicates if it is
- * mandatory or not -- ignore for hashing */
- GNUNET_CRYPTO_hash (&keyword[1], strlen (&keyword[1]), &key);
- GNUNET_CRYPTO_hash_to_aes_key (&key, &skey, &iv);
- GNUNET_CRYPTO_aes_encrypt (&pkc->kb[1], pkc->slen + pkc->mdsize, &skey, &iv,
- &pkc->cpy[1]);
- pk = GNUNET_CRYPTO_rsa_key_create_from_hash (&key);
- GNUNET_assert (NULL != pk);
- GNUNET_CRYPTO_rsa_key_get_public (pk, &pkc->cpy->keyspace);
- GNUNET_CRYPTO_hash (&pkc->cpy->keyspace,
- sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
- &query);
- GNUNET_assert (GNUNET_OK ==
- GNUNET_CRYPTO_rsa_sign (pk, &pkc->cpy->purpose,
- &pkc->cpy->signature));
- GNUNET_CRYPTO_rsa_key_free (pk);
- pkc->qre =
- GNUNET_DATASTORE_put (pkc->dsh, 0, &query,
- pkc->mdsize + sizeof (struct KBlock) + pkc->slen,
- pkc->cpy, GNUNET_BLOCK_TYPE_FS_KBLOCK,
- pkc->bo.content_priority, pkc->bo.anonymity_level,
- pkc->bo.replication_level, pkc->bo.expiration_time,
- -2, 1, GNUNET_CONSTANTS_SERVICE_TIMEOUT,
- &kb_put_cont, pkc);
+ pi.status = GNUNET_FS_STATUS_PUBLISH_STOPPED;
+ GNUNET_break (NULL == GNUNET_FS_publish_make_status_ (&pi, pc, pc->fi, off));
+ publish_cleanup (pc);
}
-/**
- * Publish a CHK under various keywords on GNUnet.
- *
- * @param h handle to the file sharing subsystem
- * @param ksk_uri keywords to use
- * @param meta metadata to use
- * @param uri URI to refer to in the KBlock
- * @param bo per-block options
- * @param options publication options
- * @param cont continuation
- * @param cont_cls closure for cont
- */
-void
-GNUNET_FS_publish_ksk (struct GNUNET_FS_Handle *h,
- const struct GNUNET_FS_Uri *ksk_uri,
- const struct GNUNET_CONTAINER_MetaData *meta,
- const struct GNUNET_FS_Uri *uri,
- const struct GNUNET_FS_BlockOptions *bo,
- enum GNUNET_FS_PublishOptions options,
- GNUNET_FS_PublishContinuation cont, void *cont_cls)
-{
- struct PublishKskContext *pkc;
- char *uris;
- size_t size;
- char *kbe;
- char *sptr;
-
- GNUNET_assert (NULL != uri);
- pkc = GNUNET_malloc (sizeof (struct PublishKskContext));
- pkc->h = h;
- pkc->bo = *bo;
- pkc->cont = cont;
- pkc->cont_cls = cont_cls;
- if (0 == (options & GNUNET_FS_PUBLISH_OPTION_SIMULATE_ONLY))
- {
- pkc->dsh = GNUNET_DATASTORE_connect (h->cfg);
- if (pkc->dsh == NULL)
- {
- cont (cont_cls, NULL, _("Could not connect to datastore."));
- GNUNET_free (pkc);
- return;
- }
- }
- if (meta == NULL)
- pkc->mdsize = 0;
- else
- pkc->mdsize = GNUNET_CONTAINER_meta_data_get_serialized_size (meta);
- GNUNET_assert (pkc->mdsize >= 0);
- uris = GNUNET_FS_uri_to_string (uri);
- pkc->slen = strlen (uris) + 1;
- size = pkc->mdsize + sizeof (struct KBlock) + pkc->slen;
- if (size > MAX_KBLOCK_SIZE)
- {
- size = MAX_KBLOCK_SIZE;
- pkc->mdsize = size - sizeof (struct KBlock) - pkc->slen;
- }
- pkc->kb = GNUNET_malloc (size);
- kbe = (char *) &pkc->kb[1];
- memcpy (kbe, uris, pkc->slen);
- GNUNET_free (uris);
- sptr = &kbe[pkc->slen];
- if (meta != NULL)
- pkc->mdsize =
- GNUNET_CONTAINER_meta_data_serialize (meta, &sptr, pkc->mdsize,
- GNUNET_CONTAINER_META_DATA_SERIALIZE_PART);
- if (pkc->mdsize == -1)
- {
- GNUNET_break (0);
- GNUNET_free (pkc->kb);
- if (pkc->dsh != NULL)
- {
- GNUNET_DATASTORE_disconnect (pkc->dsh, GNUNET_NO);
- pkc->dsh = NULL;
- }
- cont (cont_cls, NULL, _("Internal error."));
- GNUNET_free (pkc);
- return;
- }
- size = sizeof (struct KBlock) + pkc->slen + pkc->mdsize;
-
- pkc->cpy = GNUNET_malloc (size);
- pkc->cpy->purpose.size =
- htonl (sizeof (struct GNUNET_CRYPTO_RsaSignaturePurpose) +
- sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded) +
- pkc->mdsize + pkc->slen);
- pkc->cpy->purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_FS_KBLOCK);
- pkc->ksk_uri = GNUNET_FS_uri_dup (ksk_uri);
- GNUNET_SCHEDULER_add_continuation (&publish_ksk_cont, pkc,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
-}
-
/* end of fs_publish.c */