* @file fs/gnunet-auto-share.c
* @brief automatically publish files on GNUnet
* @author Christian Grothoff
- *
+ *
* TODO:
* - support loading meta data / keywords from resource file
* - add stability timer (a la buildbot)
#include "platform.h"
#include "gnunet_util_lib.h"
+#define MIN_FREQUENCY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_HOURS, 4)
+
+#define MAX_FREQUENCY GNUNET_TIME_UNIT_MINUTES
+
/**
* Item in our work queue (or in the set of files/directories
while (n-- > 0)
{
if ( (GNUNET_OK !=
- GNUNET_BIO_read_string (rh, "filename", &fn, 1024)) ||
+ GNUNET_BIO_read_string (rh, "filename", &fn, 1024)) ||
(GNUNET_OK !=
GNUNET_BIO_read (rh, "id", &id, sizeof (struct GNUNET_HashCode))) )
goto error;
wi = GNUNET_malloc (sizeof (struct WorkItem));
wi->id = id;
wi->filename = fn;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Loaded serialization ID for `%s' is `%s'\n",
+ wi->filename,
+ GNUNET_h2s (&id));
fn = NULL;
GNUNET_CRYPTO_hash (wi->filename,
strlen (wi->filename),
wi,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY);
}
- if (GNUNET_OK ==
+ if (GNUNET_OK ==
GNUNET_BIO_read_close (rh, &emsg))
return;
rh = NULL;
error:
GNUNET_free_non_null (fn);
if (NULL != rh)
- GNUNET_BIO_read_close (rh, &emsg);
+ (void) GNUNET_BIO_read_close (rh, &emsg);
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
_("Failed to load state: %s\n"),
emsg);
struct GNUNET_BIO_WriteHandle *wh = cls;
struct WorkItem *wi = value;
- if ( (GNUNET_OK !=
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Saving serialization ID of file `%s' with value `%s'\n",
+ wi->filename,
+ GNUNET_h2s (&wi->id));
+ if ( (GNUNET_OK !=
GNUNET_BIO_write_string (wh, wi->filename)) ||
(GNUNET_OK !=
GNUNET_BIO_write (wh,
n = GNUNET_CONTAINER_multihashmap_size (work_finished);
fn = get_state_file ();
wh = GNUNET_BIO_write_open (fn);
+ if (NULL == wh)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ _("Failed to save state to file %s\n"),
+ fn);
+ GNUNET_free (fn);
+ return;
+ }
if (GNUNET_OK !=
GNUNET_BIO_write_int32 (wh, n))
{
{
struct WorkItem *wi = cls;
struct GNUNET_HashCode key;
+ enum GNUNET_OS_ProcessStatusType type;
+ unsigned long code;
+ int ret;
+ char c;
+ const struct GNUNET_DISK_FileHandle *pr;
+
run_task = GNUNET_SCHEDULER_NO_TASK;
- GNUNET_break (GNUNET_OK ==
- GNUNET_OS_process_wait (publish_proc));
+ pr = GNUNET_DISK_pipe_handle (sigpipe, GNUNET_DISK_PIPE_END_READ);
+ if (0 == (tc->reason & GNUNET_SCHEDULER_REASON_READ_READY))
+ {
+ /* shutdown scheduled us, ignore! */
+ run_task =
+ GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
+ pr, &maint_child_death, wi);
+ return;
+ }
+
+ ret = GNUNET_OS_process_status (publish_proc,
+ &type,
+ &code);
+ GNUNET_assert (GNUNET_SYSERR != ret);
+ if (GNUNET_NO == ret)
+ {
+ GNUNET_break (0);
+ GNUNET_OS_process_kill (publish_proc, SIGKILL);
+ type = GNUNET_OS_PROCESS_SIGNALED;
+ }
GNUNET_OS_process_destroy (publish_proc);
publish_proc = NULL;
- GNUNET_CRYPTO_hash (wi->filename,
- strlen (wi->filename),
- &key);
- GNUNET_CONTAINER_multihashmap_put (work_finished,
- &key,
- wi,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY);
+ /* consume the signal */
+ GNUNET_break (0 < GNUNET_DISK_file_read (pr, &c, sizeof (c)));
+
+ if (GNUNET_YES == do_shutdown)
+ {
+ GNUNET_free (wi->filename);
+ GNUNET_free (wi);
+ return;
+ }
+ if ( (GNUNET_OS_PROCESS_EXITED == type) &&
+ (0 == code) )
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Publication of `%s' done\n"),
+ wi->filename);
+ GNUNET_CRYPTO_hash (wi->filename,
+ strlen (wi->filename),
+ &key);
+ GNUNET_CONTAINER_multihashmap_put (work_finished,
+ &key,
+ wi,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY);
+ }
+ else
+ {
+ GNUNET_CONTAINER_DLL_insert_tail (work_head,
+ work_tail,
+ wi);
+ }
save_state ();
- schedule_next_task ();
+ schedule_next_task ();
}
static char content_prio[20];
static char repl_level[20];
struct WorkItem *wi;
- const struct GNUNET_DISK_FileHandle *pr;
+ const struct GNUNET_DISK_FileHandle *pr;
int argc;
run_task = GNUNET_SCHEDULER_NO_TASK;
argv[argc++] = repl_level;
argv[argc++] = wi->filename;
argv[argc] = NULL;
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Publishing `%s'\n"),
+ wi->filename);
publish_proc = GNUNET_OS_start_process_vap (GNUNET_YES,
- NULL, NULL,
+ 0, NULL, NULL,
"gnunet-publish",
argv);
if (NULL == publish_proc)
struct GNUNET_HashCode fx[2];
struct GNUNET_HashCode ft;
- if (NULL != strstr (filename,
- DIR_SEPARATOR_STR ".auto-share"))
- return GNUNET_OK; /* skip internal file */
if (0 != STAT (filename, &sbuf))
{
GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING, "stat", filename);
GNUNET_CRYPTO_hash (filename, strlen (filename), &fx[0]);
if (!S_ISDIR (sbuf.st_mode))
{
- uint64_t fsize = GNUNET_htonll (sbuf.st_size);
+ uint64_t fattr[2];
+
+ fattr[0] = GNUNET_htonll (sbuf.st_size);
+ fattr[0] = GNUNET_htonll (sbuf.st_mtime);
- GNUNET_CRYPTO_hash (&fsize, sizeof (uint64_t), &fx[1]);
+ GNUNET_CRYPTO_hash (fattr, sizeof (fattr), &fx[1]);
}
else
{
/* use hash here to make hierarchical structure distinct from
all files on the same level */
GNUNET_CRYPTO_hash (fx, sizeof (fx), &ft);
- /* use XOR here so that order of the files in the directory
+ /* use XOR here so that order of the files in the directory
does not matter! */
GNUNET_CRYPTO_hash_xor (&ft, id, id);
return GNUNET_OK;
if (GNUNET_YES == do_shutdown)
return GNUNET_SYSERR;
+ if ( (NULL != strstr (filename,
+ "/.auto-share")) ||
+ (NULL != strstr (filename,
+ "\\.auto-share")) )
+ return GNUNET_OK; /* skip internal file */
GNUNET_CRYPTO_hash (filename,
strlen (filename),
&key);
sizeof (struct GNUNET_HashCode)))
return GNUNET_OK; /* skip: we did this one already */
/* contents changed, need to re-do the directory... */
- GNUNET_CONTAINER_multihashmap_remove (work_finished,
- &key,
- wi);
- wi->id = id;
+ GNUNET_assert (GNUNET_YES ==
+ GNUNET_CONTAINER_multihashmap_remove (work_finished,
+ &key,
+ wi));
}
else
{
wi = GNUNET_malloc (sizeof (struct WorkItem));
wi->filename = GNUNET_strdup (filename);
}
+ wi->id = id;
GNUNET_CONTAINER_DLL_insert (work_head,
work_tail,
wi);
if (GNUNET_YES == do_shutdown)
- return GNUNET_SYSERR;
+ return GNUNET_SYSERR;
return GNUNET_OK;
}
struct GNUNET_TIME_Relative delay;
if (GNUNET_YES == do_shutdown)
- return;
+ return;
if (NULL == work_head)
{
/* delay by at most 4h, at least 1s, and otherwise in between depending
on how long it took to scan */
delay = GNUNET_TIME_absolute_get_duration (start_time);
- delay = GNUNET_TIME_relative_min (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_HOURS,
- 4),
+ delay = GNUNET_TIME_relative_min (MIN_FREQUENCY,
GNUNET_TIME_relative_multiply (delay,
100));
delay = GNUNET_TIME_relative_max (delay,
- GNUNET_TIME_UNIT_MINUTES);
+ MAX_FREQUENCY);
run_task = GNUNET_SCHEDULER_add_delayed (delay,
&scan,
NULL);
{
/* check arguments */
if ((args[0] == NULL) || (args[1] != NULL) ||
- (GNUNET_YES != GNUNET_DISK_directory_test (args[0])))
+ (GNUNET_YES != GNUNET_DISK_directory_test (args[0], GNUNET_YES)))
{
printf (_("You must specify one and only one directory name for automatic publication.\n"));
ret = -1;
cfg_filename = GNUNET_strdup (cfgfile);
cfg = c;
dir_name = args[0];
- work_finished = GNUNET_CONTAINER_multihashmap_create (1024);
+ work_finished = GNUNET_CONTAINER_multihashmap_create (1024, GNUNET_NO);
load_state ();
run_task = GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_IDLE,
&scan, NULL);
-
+
kill_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL, &do_stop_task,
NULL);
* @param cls NULL (unused)
* @param key key of the item in the map (unused)
* @param value the 'struct WorkItem' to free
- * @return GNUNET_OK to continue to iterate
+ * @return GNUNET_OK to continue to iterate
*/
static int
free_item (void *cls,
return GNUNET_OK;
}
+
/**
* The main function to automatically publish content to GNUnet.
*
*/
int
main (int argc, char *const *argv)
-{
+{
static const struct GNUNET_GETOPT_CommandLineOption options[] = {
{'a', "anonymity", "LEVEL",
gettext_noop ("set the desired LEVEL of sender-anonymity"),
gettext_noop
("Automatically publish files from a directory on GNUnet"),
options, &run, NULL)) ? ret : 1;
- (void) GNUNET_CONTAINER_multihashmap_iterate (work_finished,
- &free_item,
- NULL);
- GNUNET_CONTAINER_multihashmap_destroy (work_finished);
+ if (NULL != work_finished)
+ {
+ (void) GNUNET_CONTAINER_multihashmap_iterate (work_finished,
+ &free_item,
+ NULL);
+ GNUNET_CONTAINER_multihashmap_destroy (work_finished);
+ }
while (NULL != (wi = work_head))
{
GNUNET_CONTAINER_DLL_remove (work_head, work_tail, wi);
sigpipe = NULL;
GNUNET_free (cfg_filename);
cfg_filename = NULL;
+ GNUNET_free ((void*) argv);
return ok;
}