/*
This file is part of GNUnet.
- (C) 2009, 2010, 2012, 2014 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009, 2010, 2012, 2014, 2016 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.
*/
/**
/**
* For which client is this watch entry?
*/
- struct GNUNET_SERVER_Client *client;
+ struct ClientEntry *ce;
/**
* Last value we communicated to the client for this watch entry.
/**
* Corresponding server handle.
*/
- struct GNUNET_SERVER_Client *client;
+ struct GNUNET_SERVICE_Client *client;
+
+ /**
+ * Corresponding message queue.
+ */
+ struct GNUNET_MQ_Handle *mq;
/**
* Which subsystem is this client writing to (SET/UPDATE)?
*/
static unsigned int client_count;
-/**
- * Handle to our server.
- */
-static struct GNUNET_SERVER_Handle *srv;
-
/**
* Our notification context.
*/
-static struct GNUNET_SERVER_NotificationContext *nc;
+static struct GNUNET_NotificationContext *nc;
/**
* Counter used to generate unique values.
static int in_shutdown;
-/**
- * Inject a message to our server with a client of 'NULL'.
- *
- * @param cls the `struct GNUNET_SERVER_Handle`
- * @param client unused
- * @param msg message to inject
- */
-static int
-inject_message (void *cls,
- void *client,
- const struct GNUNET_MessageHeader *msg)
-{
- struct GNUNET_SERVER_Handle *server = cls;
-
- GNUNET_break (GNUNET_OK == GNUNET_SERVER_inject (server, NULL, msg));
- return GNUNET_OK;
-}
-
-
-/**
- * Load persistent values from disk. Disk format is exactly the same
- * format that we also use for setting the values over the network.
- *
- * @param server handle to the server context
- */
-static void
-load (struct GNUNET_SERVER_Handle *server)
-{
- char *fn;
- struct GNUNET_BIO_ReadHandle *rh;
- uint64_t fsize;
- char *buf;
- struct GNUNET_SERVER_MessageStreamTokenizer *mst;
-
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_filename (cfg,
- "STATISTICS",
- "DATABASE",
- &fn))
- {
- GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
- "STATISTICS",
- "DATABASE");
- return;
- }
- if ( (GNUNET_OK !=
- GNUNET_DISK_file_size (fn,
- &fsize,
- GNUNET_NO,
- GNUNET_YES)) ||
- (0 == fsize) )
- {
- GNUNET_free (fn);
- return;
- }
- buf = GNUNET_malloc (fsize);
- rh = GNUNET_BIO_read_open (fn);
- if (!rh)
- {
- GNUNET_free (buf);
- GNUNET_free (fn);
- return;
- }
- if (GNUNET_OK !=
- GNUNET_BIO_read (rh,
- fn,
- buf,
- fsize))
- {
- GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING,
- "read",
- fn);
- GNUNET_break (GNUNET_OK ==
- GNUNET_BIO_read_close (rh, NULL));
- GNUNET_free (buf);
- GNUNET_free (fn);
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- _("Loading %llu bytes of statistics from `%s'\n"),
- fsize, fn);
- mst = GNUNET_SERVER_mst_create (&inject_message,
- server);
- GNUNET_break (GNUNET_OK ==
- GNUNET_SERVER_mst_receive (mst, NULL,
- buf, fsize,
- GNUNET_YES,
- GNUNET_NO));
- GNUNET_SERVER_mst_destroy (mst);
- GNUNET_free (buf);
- GNUNET_break (GNUNET_OK ==
- GNUNET_BIO_read_close (rh,
- NULL));
- GNUNET_free (fn);
-}
-
-
/**
* Write persistent statistics to disk.
*/
GNUNET_CONTAINER_DLL_remove (se->stat_head,
se->stat_tail,
pos);
- if ((pos->persistent) && (NULL != wh))
+ if ( (pos->persistent) &&
+ (NULL != wh) )
{
nlen = strlen (pos->name) + 1;
size = sizeof (struct GNUNET_STATISTICS_SetMessage) + nlen + slen;
* @param e value to transmit
*/
static void
-transmit (struct GNUNET_SERVER_Client *client,
+transmit (struct ClientEntry *ce,
const struct StatsEntry *e)
{
+ struct GNUNET_MQ_Envelope *env;
struct GNUNET_STATISTICS_ReplyMessage *m;
size_t size;
- size = sizeof (struct GNUNET_STATISTICS_ReplyMessage) +
- strlen (e->subsystem->service) + 1 +
+ size = strlen (e->subsystem->service) + 1 +
strlen (e->name) + 1;
- GNUNET_assert (size < GNUNET_SERVER_MAX_MESSAGE_SIZE);
- m = GNUNET_malloc (size);
- m->header.type = htons (GNUNET_MESSAGE_TYPE_STATISTICS_VALUE);
- m->header.size = htons (size);
+ GNUNET_assert (size < GNUNET_MAX_MESSAGE_SIZE);
+ env = GNUNET_MQ_msg_extra (m,
+ size,
+ GNUNET_MESSAGE_TYPE_STATISTICS_VALUE);
m->uid = htonl (e->uid);
if (e->persistent)
m->uid |= htonl (GNUNET_STATISTICS_PERSIST_BIT);
m->value = GNUNET_htonll (e->value);
- size -= sizeof (struct GNUNET_STATISTICS_ReplyMessage);
GNUNET_assert (size ==
GNUNET_STRINGS_buffer_fill ((char *) &m[1],
size,
e->subsystem->service,
e->name,
e->persistent,
- e->value);
- GNUNET_SERVER_notification_context_unicast (nc, client, &m->header,
- GNUNET_NO);
- GNUNET_free (m);
+ (unsigned long long) e->value);
+ GNUNET_MQ_send (ce->mq,
+ env);
}
/**
- * Find a client entry for the given client handle, or create one.
+ * Callback called when a client connects to the service.
*
- * @param client handle to match
- * @return corresponding client entry struct
+ * @param cls closure for the service
+ * @param c the new client that connected to the service
+ * @param mq the message queue used to send messages to the client
+ * @return @a c
*/
-static struct ClientEntry *
-make_client_entry (struct GNUNET_SERVER_Client *client)
+static void *
+client_connect_cb (void *cls,
+ struct GNUNET_SERVICE_Client *c,
+ struct GNUNET_MQ_Handle *mq)
{
struct ClientEntry *ce;
- ce = GNUNET_SERVER_client_get_user_context (client,
- struct ClientEntry);
- if (NULL != ce)
- return ce;
- if (NULL == nc)
- {
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return NULL;
- }
ce = GNUNET_new (struct ClientEntry);
- ce->client = client;
- GNUNET_SERVER_client_set_user_context (client, ce);
+ ce->client = c;
+ ce->mq = mq;
client_count++;
- GNUNET_SERVER_notification_context_add (nc, client);
+ GNUNET_notification_context_add (nc,
+ mq);
return ce;
}
/**
- * Handle GET-message.
+ * Check integrity of GET-message.
*
- * @param cls closure
- * @param client identification of the client
+ * @param cls identification of the client
* @param message the actual message
- * @return #GNUNET_OK to keep the connection open,
- * #GNUNET_SYSERR to close it (signal serious error)
+ * @return #GNUNET_OK if @a message is well-formed
*/
-static void
-handle_get (void *cls,
- struct GNUNET_SERVER_Client *client,
- const struct GNUNET_MessageHeader *message)
+static int
+check_get (void *cls,
+ const struct GNUNET_MessageHeader *message)
{
- struct GNUNET_MessageHeader end;
const char *service;
const char *name;
- size_t slen;
- size_t nlen;
- struct SubsystemEntry *se;
- struct StatsEntry *pos;
size_t size;
- if (NULL == make_client_entry (client))
- return; /* new client during shutdown */
size = ntohs (message->size) - sizeof (struct GNUNET_MessageHeader);
if (size !=
GNUNET_STRINGS_buffer_tokenize ((const char *) &message[1],
&name))
{
GNUNET_break (0);
- GNUNET_SERVER_receive_done (client,
- GNUNET_SYSERR);
- return;
+ return GNUNET_SYSERR;
}
+ return GNUNET_OK;
+}
+
+
+/**
+ * Handle GET-message.
+ *
+ * @param cls identification of the client
+ * @param message the actual message
+ */
+static void
+handle_get (void *cls,
+ const struct GNUNET_MessageHeader *message)
+{
+ struct ClientEntry *ce = cls;
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_MessageHeader *end;
+ const char *service;
+ const char *name;
+ size_t slen;
+ size_t nlen;
+ struct SubsystemEntry *se;
+ struct StatsEntry *pos;
+ size_t size;
+
+ size = ntohs (message->size) - sizeof (struct GNUNET_MessageHeader);
+ GNUNET_assert (size ==
+ GNUNET_STRINGS_buffer_tokenize ((const char *) &message[1],
+ size,
+ 2,
+ &service,
+ &name));
slen = strlen (service);
nlen = strlen (name);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
for (pos = se->stat_head; NULL != pos; pos = pos->next)
{
if (! ( (0 == nlen) ||
- (0 == strcmp (name, pos->name))) )
+ (0 == strcmp (name,
+ pos->name))) )
continue;
- transmit (client, pos);
+ transmit (ce,
+ pos);
}
}
- end.size = htons (sizeof (struct GNUNET_MessageHeader));
- end.type = htons (GNUNET_MESSAGE_TYPE_STATISTICS_END);
- GNUNET_SERVER_notification_context_unicast (nc,
- client,
- &end,
- GNUNET_NO);
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
+ env = GNUNET_MQ_msg (end,
+ GNUNET_MESSAGE_TYPE_STATISTICS_END);
+ GNUNET_MQ_send (ce->mq,
+ env);
+ GNUNET_SERVICE_client_continue (ce->client);
}
static void
notify_change (struct StatsEntry *se)
{
- struct GNUNET_STATISTICS_WatchValueMessage wvm;
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_STATISTICS_WatchValueMessage *wvm;
struct WatchEntry *pos;
for (pos = se->we_head; NULL != pos; pos = pos->next)
{
pos->last_value_set = GNUNET_YES;
}
- wvm.header.type = htons (GNUNET_MESSAGE_TYPE_STATISTICS_WATCH_VALUE);
- wvm.header.size =
- htons (sizeof (struct GNUNET_STATISTICS_WatchValueMessage));
- wvm.flags = htonl (se->persistent ? GNUNET_STATISTICS_SETFLAG_PERSISTENT : 0);
- wvm.wid = htonl (pos->wid);
- wvm.reserved = htonl (0);
- wvm.value = GNUNET_htonll (se->value);
- GNUNET_SERVER_notification_context_unicast (nc,
- pos->client,
- &wvm.header,
- GNUNET_NO);
+ env = GNUNET_MQ_msg (wvm,
+ GNUNET_MESSAGE_TYPE_STATISTICS_WATCH_VALUE);
+ wvm->flags = htonl (se->persistent ? GNUNET_STATISTICS_SETFLAG_PERSISTENT : 0);
+ wvm->wid = htonl (pos->wid);
+ wvm->reserved = htonl (0);
+ wvm->value = GNUNET_htonll (se->value);
+ GNUNET_MQ_send (pos->ce->mq,
+ env);
pos->last_value = se->value;
}
}
slen = strlen (service) + 1;
se = GNUNET_malloc (sizeof (struct SubsystemEntry) +
slen);
- memcpy (&se[1],
+ GNUNET_memcpy (&se[1],
service,
slen);
se->service = (const char *) &se[1];
}
+/**
+ * Check format of SET-message.
+ *
+ * @param cls the `struct ClientEntry`
+ * @param message the actual message
+ * @return #GNUNET_OK if message is well-formed
+ */
+static int
+check_set (void *cls,
+ const struct GNUNET_STATISTICS_SetMessage *msg)
+{
+ const char *service;
+ const char *name;
+ size_t msize;
+
+ msize = ntohs (msg->header.size) - sizeof (*msg);
+ if (msize !=
+ GNUNET_STRINGS_buffer_tokenize ((const char *) &msg[1],
+ msize,
+ 2,
+ &service,
+ &name))
+ {
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
+ }
+ return GNUNET_OK;
+}
+
+
/**
* Handle SET-message.
*
- * @param cls closure
- * @param client identification of the client
+ * @param cls the `struct ClientEntry`
* @param message the actual message
*/
static void
handle_set (void *cls,
- struct GNUNET_SERVER_Client *client,
- const struct GNUNET_MessageHeader *message)
+ const struct GNUNET_STATISTICS_SetMessage *msg)
{
+ struct ClientEntry *ce = cls;
const char *service;
const char *name;
size_t nlen;
uint16_t msize;
uint16_t size;
- const struct GNUNET_STATISTICS_SetMessage *msg;
struct SubsystemEntry *se;
- struct ClientEntry *ce;
struct StatsEntry *pos;
uint32_t flags;
uint64_t value;
int changed;
int initial_set;
- ce = NULL;
- if ( (NULL != client) &&
- (NULL == (ce = make_client_entry (client))) )
- return; /* new client during shutdown */
- msize = ntohs (message->size);
- if (msize < sizeof (struct GNUNET_STATISTICS_SetMessage))
- {
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
+ msize = ntohs (msg->header.size);
size = msize - sizeof (struct GNUNET_STATISTICS_SetMessage);
- msg = (const struct GNUNET_STATISTICS_SetMessage *) message;
- if (size !=
- GNUNET_STRINGS_buffer_tokenize ((const char *) &msg[1],
- size,
- 2,
- &service,
- &name))
- {
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client,
- GNUNET_SYSERR);
- return;
- }
- se = find_subsystem_entry (ce, service);
+ GNUNET_assert (size ==
+ GNUNET_STRINGS_buffer_tokenize ((const char *) &msg[1],
+ size,
+ 2,
+ &service,
+ &name));
+ se = find_subsystem_entry (ce,
+ service);
flags = ntohl (msg->flags);
value = GNUNET_ntohll (msg->value);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
name,
(unsigned int) flags,
(unsigned long long) value);
- pos = find_stat_entry (se, name);
+ pos = find_stat_entry (se,
+ name);
if (NULL != pos)
{
initial_set = 0;
"Statistic `%s:%s' updated to value %llu (%d).\n",
service,
name,
- pos->value,
+ (unsigned long long) pos->value,
pos->persistent);
if ( (changed) ||
(1 == initial_set) )
notify_change (pos);
- GNUNET_SERVER_receive_done (client,
- GNUNET_OK);
+ GNUNET_SERVICE_client_continue (ce->client);
return;
}
/* not found, create a new entry */
nlen = strlen (name) + 1;
pos = GNUNET_malloc (sizeof (struct StatsEntry) + nlen);
- memcpy (&pos[1],
- name,
- nlen);
+ GNUNET_memcpy (&pos[1],
+ name,
+ nlen);
pos->name = (const char *) &pos[1];
pos->subsystem = se;
if ( (0 == (flags & GNUNET_STATISTICS_SETFLAG_RELATIVE)) ||
"New statistic on `%s:%s' with value %llu created.\n",
service,
name,
- pos->value);
- GNUNET_SERVER_receive_done (client,
- GNUNET_OK);
+ (unsigned long long) pos->value);
+ if (NULL != ce)
+ GNUNET_SERVICE_client_continue (ce->client);
+}
+
+
+/**
+ * Check integrity of WATCH-message.
+ *
+ * @param cls the `struct ClientEntry *`
+ * @param message the actual message
+ * @return #GNUNET_OK if message is well-formed
+ */
+static int
+check_watch (void *cls,
+ const struct GNUNET_MessageHeader *message)
+{
+ size_t size;
+ const char *service;
+ const char *name;
+
+ size = ntohs (message->size) - sizeof (struct GNUNET_MessageHeader);
+ if (size !=
+ GNUNET_STRINGS_buffer_tokenize ((const char *) &message[1],
+ size,
+ 2,
+ &service,
+ &name))
+ {
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
+ }
+ return GNUNET_OK;
}
/**
* Handle WATCH-message.
*
- * @param cls closure
- * @param client identification of the client
+ * @param cls the `struct ClientEntry *`
* @param message the actual message
*/
static void
handle_watch (void *cls,
- struct GNUNET_SERVER_Client *client,
const struct GNUNET_MessageHeader *message)
{
+ struct ClientEntry *ce = cls;
const char *service;
const char *name;
uint16_t msize;
uint16_t size;
struct SubsystemEntry *se;
struct StatsEntry *pos;
- struct ClientEntry *ce;
struct WatchEntry *we;
size_t nlen;
if (NULL == nc)
{
- GNUNET_SERVER_receive_done (client,
- GNUNET_SYSERR);
+ GNUNET_SERVICE_client_drop (ce->client);
return;
}
- GNUNET_SERVER_client_mark_monitor (client);
- ce = make_client_entry (client);
+ GNUNET_SERVICE_client_mark_monitor (ce->client);
msize = ntohs (message->size);
- if (msize < sizeof (struct GNUNET_MessageHeader))
- {
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
size = msize - sizeof (struct GNUNET_MessageHeader);
- if (size !=
- GNUNET_STRINGS_buffer_tokenize ((const char *) &message[1],
- size,
- 2,
- &service,
- &name))
- {
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
+ GNUNET_assert (size ==
+ GNUNET_STRINGS_buffer_tokenize ((const char *) &message[1],
+ size,
+ 2,
+ &service,
+ &name));
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Received request to watch statistic on `%s:%s'\n",
service,
name);
- se = find_subsystem_entry (ce, service);
- pos = find_stat_entry (se, name);
+ se = find_subsystem_entry (ce,
+ service);
+ pos = find_stat_entry (se,
+ name);
if (NULL == pos)
{
nlen = strlen (name) + 1;
pos = GNUNET_malloc (sizeof (struct StatsEntry) +
nlen);
- memcpy (&pos[1], name, nlen);
+ GNUNET_memcpy (&pos[1],
+ name,
+ nlen);
pos->name = (const char *) &pos[1];
pos->subsystem = se;
GNUNET_CONTAINER_DLL_insert (se->stat_head,
"New statistic on `%s:%s' with value %llu created.\n",
service,
name,
- pos->value);
+ (unsigned long long) pos->value);
}
we = GNUNET_new (struct WatchEntry);
- we->client = client;
+ we->ce = ce;
we->last_value_set = GNUNET_NO;
we->wid = ce->max_wid++;
GNUNET_CONTAINER_DLL_insert (pos->we_head,
we);
if (0 != pos->value)
notify_change (pos);
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
+ GNUNET_SERVICE_client_continue (ce->client);
+}
+
+
+/**
+ * Handle DISCONNECT-message. Sync to disk and send
+ * back a #GNUNET_MESSAGE_TYPE_STATISTICS_DISCONNECT_CONFIRM
+ * message.
+ *
+ * @param cls the `struct ClientEntry *`
+ * @param message the actual message
+ */
+static void
+handle_disconnect (void *cls,
+ const struct GNUNET_MessageHeader *message)
+{
+ struct ClientEntry *ce = cls;
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_MessageHeader *msg;
+
+ env = GNUNET_MQ_msg (msg,
+ GNUNET_MESSAGE_TYPE_STATISTICS_DISCONNECT_CONFIRM);
+ GNUNET_MQ_send (ce->mq,
+ env);
+ GNUNET_SERVICE_client_continue (ce->client);
}
if (NULL == nc)
return;
save ();
- GNUNET_SERVER_notification_context_destroy (nc);
+ GNUNET_notification_context_destroy (nc);
nc = NULL;
GNUNET_assert (0 == client_count);
while (NULL != (se = sub_head))
* Task run during shutdown.
*
* @param cls unused
- * @param tc unused
*/
static void
-shutdown_task (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+shutdown_task (void *cls)
{
in_shutdown = GNUNET_YES;
if (0 != client_count)
*
* @param cls closure, NULL
* @param client identification of the client
+ * @param app_cls the `struct ClientEntry *`
*/
static void
-handle_client_disconnect (void *cls,
- struct GNUNET_SERVER_Client *client)
+client_disconnect_cb (void *cls,
+ struct GNUNET_SERVICE_Client *client,
+ void *app_cls)
{
- struct ClientEntry *ce;
+ struct ClientEntry *ce = app_cls;
struct WatchEntry *we;
struct WatchEntry *wen;
struct StatsEntry *pos;
struct SubsystemEntry *se;
- if (NULL == client)
- return;
- ce = GNUNET_SERVER_client_get_user_context (client,
- struct ClientEntry);
- if (NULL == ce)
- return;
- GNUNET_SERVER_client_set_user_context (client,
- NULL);
client_count--;
for (se = sub_head; NULL != se; se = se->next)
{
while (NULL != (we = wen))
{
wen = we->next;
- if (we->client != client)
+ if (we->ce != ce)
continue;
GNUNET_CONTAINER_DLL_remove (pos->we_head,
pos->we_tail,
}
}
}
+ GNUNET_free (ce);
if ( (0 == client_count) &&
(GNUNET_YES == in_shutdown) )
do_shutdown ();
}
+/**
+ * We've read a `struct GNUNET_STATISTICS_SetMessage *` from
+ * disk. Check that it is well-formed, and if so pass it to
+ * the handler for set messages.
+ *
+ * @param cls NULL
+ * @param message the message found on disk
+ * @return #GNUNET_OK on success,
+ * #GNUNET_NO to stop further processing (no error)
+ * #GNUNET_SYSERR to stop further processing with error
+ */
+static int
+inject_message (void *cls,
+ const struct GNUNET_MessageHeader *message)
+{
+ uint16_t msize = ntohs (message->size);
+ const struct GNUNET_STATISTICS_SetMessage *sm;
+
+ sm = (const struct GNUNET_STATISTICS_SetMessage *) message;
+ if ( (sizeof (struct GNUNET_STATISTICS_SetMessage) > msize) ||
+ (GNUNET_OK !=
+ check_set (NULL,
+ sm)) )
+ {
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
+ }
+ handle_set (NULL,
+ sm);
+ return GNUNET_OK;
+}
+
+
+/**
+ * Load persistent values from disk. Disk format is exactly the same
+ * format that we also use for setting the values over the network.
+ */
+static void
+load ()
+{
+ char *fn;
+ struct GNUNET_BIO_ReadHandle *rh;
+ uint64_t fsize;
+ char *buf;
+ struct GNUNET_MessageStreamTokenizer *mst;
+
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_filename (cfg,
+ "STATISTICS",
+ "DATABASE",
+ &fn))
+ {
+ GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
+ "STATISTICS",
+ "DATABASE");
+ return;
+ }
+ if ( (GNUNET_OK !=
+ GNUNET_DISK_file_size (fn,
+ &fsize,
+ GNUNET_NO,
+ GNUNET_YES)) ||
+ (0 == fsize) )
+ {
+ GNUNET_free (fn);
+ return;
+ }
+ buf = GNUNET_malloc (fsize);
+ rh = GNUNET_BIO_read_open (fn);
+ if (! rh)
+ {
+ GNUNET_free (buf);
+ GNUNET_free (fn);
+ return;
+ }
+ if (GNUNET_OK !=
+ GNUNET_BIO_read (rh,
+ fn,
+ buf,
+ fsize))
+ {
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING,
+ "read",
+ fn);
+ GNUNET_break (GNUNET_OK ==
+ GNUNET_BIO_read_close (rh,
+ NULL));
+ GNUNET_free (buf);
+ GNUNET_free (fn);
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Loading %llu bytes of statistics from `%s'\n"),
+ (unsigned long long) fsize,
+ fn);
+ mst = GNUNET_MST_create (&inject_message,
+ NULL);
+ GNUNET_break (GNUNET_OK ==
+ GNUNET_MST_from_buffer (mst,
+ buf,
+ (size_t) fsize,
+ GNUNET_YES,
+ GNUNET_NO));
+ GNUNET_MST_destroy (mst);
+ GNUNET_free (buf);
+ GNUNET_break (GNUNET_OK ==
+ GNUNET_BIO_read_close (rh,
+ NULL));
+ GNUNET_free (fn);
+}
+
+
/**
* Process statistics requests.
*
* @param cls closure
- * @param server the initialized server
* @param c configuration to use
+ * @param service the initialized service
*/
static void
run (void *cls,
- struct GNUNET_SERVER_Handle *server,
- const struct GNUNET_CONFIGURATION_Handle *c)
+ const struct GNUNET_CONFIGURATION_Handle *c,
+ struct GNUNET_SERVICE_Handle *service)
{
- static const struct GNUNET_SERVER_MessageHandler handlers[] = {
- {&handle_set, NULL, GNUNET_MESSAGE_TYPE_STATISTICS_SET, 0},
- {&handle_get, NULL, GNUNET_MESSAGE_TYPE_STATISTICS_GET, 0},
- {&handle_watch, NULL, GNUNET_MESSAGE_TYPE_STATISTICS_WATCH, 0},
- {NULL, NULL, 0, 0}
- };
cfg = c;
- srv = server;
- GNUNET_SERVER_add_handlers (server,
- handlers);
- nc = GNUNET_SERVER_notification_context_create (server, 16);
- GNUNET_SERVER_disconnect_notify (server,
- &handle_client_disconnect,
- NULL);
- load (server);
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
- &shutdown_task,
- NULL);
+ nc = GNUNET_notification_context_create (16);
+ load ();
+ GNUNET_SCHEDULER_add_shutdown (&shutdown_task,
+ NULL);
}
/**
- * The main function for the statistics service.
- *
- * @param argc number of arguments from the command line
- * @param argv command line arguments
- * @return 0 ok, 1 on error
+ * Define "main" method using service macro.
*/
-int
-main (int argc, char *const *argv)
-{
- return (GNUNET_OK ==
- GNUNET_SERVICE_run (argc, argv, "statistics",
- GNUNET_SERVICE_OPTION_SOFT_SHUTDOWN,
- &run, NULL)) ? 0 : 1;
-}
-
-#ifdef LINUX
+GNUNET_SERVICE_MAIN
+("statistics",
+ GNUNET_SERVICE_OPTION_SOFT_SHUTDOWN,
+ &run,
+ &client_connect_cb,
+ &client_disconnect_cb,
+ NULL,
+ GNUNET_MQ_hd_var_size (set,
+ GNUNET_MESSAGE_TYPE_STATISTICS_SET,
+ struct GNUNET_STATISTICS_SetMessage,
+ NULL),
+ GNUNET_MQ_hd_var_size (get,
+ GNUNET_MESSAGE_TYPE_STATISTICS_GET,
+ struct GNUNET_MessageHeader,
+ NULL),
+ GNUNET_MQ_hd_var_size (watch,
+ GNUNET_MESSAGE_TYPE_STATISTICS_WATCH,
+ struct GNUNET_MessageHeader,
+ NULL),
+ GNUNET_MQ_hd_fixed_size (disconnect,
+ GNUNET_MESSAGE_TYPE_STATISTICS_DISCONNECT,
+ struct GNUNET_MessageHeader,
+ NULL),
+ GNUNET_MQ_handler_end ());
+
+
+#if defined(LINUX) && defined(__GLIBC__)
#include <malloc.h>
/**