/*
This file is part of GNUnet
- (C) 2008--2013 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2008--2013 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.
*/
/**
* @author Christian Grothoff
* @author Sree Harsha Totakura
*/
-
-
#include "platform.h"
#include "gnunet_testbed_service.h"
#include "gnunet_core_service.h"
* Generic logging shorthand
*/
#define LOG(kind, ...) \
- GNUNET_log_from (kind, "testbed-api", __VA_ARGS__);
+ GNUNET_log_from (kind, "testbed-api", __VA_ARGS__)
/**
* Debug logging
*/
#define LOG_DEBUG(...) \
- LOG (GNUNET_ERROR_TYPE_DEBUG, __VA_ARGS__);
+ LOG (GNUNET_ERROR_TYPE_DEBUG, __VA_ARGS__)
/**
* Relative time seconds shorthand
/**
- * The message queue for sending messages to the controller service
+ * Context data for forwarded Operation
*/
-struct MessageQueue
+struct ForwardedOperationData
{
- /**
- * The message to be sent
- */
- struct GNUNET_MessageHeader *msg;
/**
- * next pointer for DLL
+ * The callback to call when reply is available
*/
- struct MessageQueue *next;
+ GNUNET_CLIENT_MessageHandler cc;
/**
- * prev pointer for DLL
+ * The closure for the above callback
*/
- struct MessageQueue *prev;
+ void *cc_cls;
+
};
/**
- * Structure for a controller link
+ * Context data for get slave config operations
*/
-struct ControllerLink
+struct GetSlaveConfigData
{
/**
- * The next ptr for DLL
+ * The id of the slave controller
*/
- struct ControllerLink *next;
+ uint32_t slave_id;
- /**
- * The prev ptr for DLL
- */
- struct ControllerLink *prev;
+};
+
+/**
+ * Context data for controller link operations
+ */
+struct ControllerLinkData
+{
/**
- * The host which will be referred in the peer start request. This is the
- * host where the peer should be started
+ * The controller link message
*/
- struct GNUNET_TESTBED_Host *delegated_host;
+ struct GNUNET_TESTBED_ControllerLinkRequest *msg;
/**
- * The host which will contacted to delegate the peer start request
+ * The id of the host which is hosting the controller to be linked
*/
- struct GNUNET_TESTBED_Host *slave_host;
+ uint32_t host_id;
+};
+
+
+/**
+ * Date context for OP_SHUTDOWN_PEERS operations
+ */
+struct ShutdownPeersData
+{
/**
- * The configuration to be used to connect to slave host
+ * The operation completion callback to call
*/
- const struct GNUNET_CONFIGURATION_Handle *slave_cfg;
+ GNUNET_TESTBED_OperationCompletionCallback cb;
/**
- * GNUNET_YES if the slave should be started (and stopped) by us; GNUNET_NO
- * if we are just allowed to use the slave via TCP/IP
+ * The closure for the above callback
*/
- int is_subordinate;
+ void *cb_cls;
};
/**
- * Context data for forwarded Operation
+ * An entry in the stack for keeping operations which are about to expire
*/
-struct ForwardedOperationData
+struct ExpireOperationEntry
{
-
/**
- * The callback to call when reply is available
+ * DLL head; new entries are to be inserted here
*/
- GNUNET_CLIENT_MessageHandler cc;
+ struct ExpireOperationEntry *next;
/**
- * The closure for the above callback
+ * DLL tail; entries are deleted from here
*/
- void *cc_cls;
+ struct ExpireOperationEntry *prev;
+ /**
+ * The operation. This will be a dangling pointer when the operation is freed
+ */
+ const struct GNUNET_TESTBED_Operation *op;
};
/**
- * Context data for get slave config operations
+ * DLL head for list of operations marked for expiry
*/
-struct GetSlaveConfigData
+static struct ExpireOperationEntry *exop_head;
+
+/**
+ * DLL tail for list of operation marked for expiry
+ */
+static struct ExpireOperationEntry *exop_tail;
+
+
+/**
+ * Inserts an operation into the list of operations marked for expiry
+ *
+ * @param op the operation to insert
+ */
+static void
+exop_insert (struct GNUNET_TESTBED_Operation *op)
{
- /**
- * The id of the slave controller
- */
- uint32_t slave_id;
+ struct ExpireOperationEntry *entry;
-};
+ entry = GNUNET_new (struct ExpireOperationEntry);
+ entry->op = op;
+ GNUNET_CONTAINER_DLL_insert_tail (exop_head, exop_tail, entry);
+}
/**
- * Context data for controller link operations
+ * Checks if an operation is present in the list of operations marked for
+ * expiry. If the operation is found, it and the tail of operations after it
+ * are removed from the list.
+ *
+ * @param op the operation to check
+ * @return GNUNET_NO if the operation is not present in the list; GNUNET_YES if
+ * the operation is found in the list (the operation is then removed
+ * from the list -- calling this function again with the same
+ * paramenter will return GNUNET_NO)
*/
-struct ControllerLinkData
+static int
+exop_check (const struct GNUNET_TESTBED_Operation *const op)
+{
+ struct ExpireOperationEntry *entry;
+ struct ExpireOperationEntry *entry2;
+ int found;
+
+ found = GNUNET_NO;
+ entry = exop_head;
+ while (NULL != entry)
+ {
+ if (op == entry->op)
+ {
+ found = GNUNET_YES;
+ break;
+ }
+ entry = entry->next;
+ }
+ if (GNUNET_NO == found)
+ return GNUNET_NO;
+ /* Truncate the tail */
+ while (NULL != entry)
+ {
+ entry2 = entry->next;
+ GNUNET_CONTAINER_DLL_remove (exop_head,
+ exop_tail,
+ entry);
+ GNUNET_free (entry);
+ entry = entry2;
+ }
+ return GNUNET_YES;
+}
+
+
+/**
+ * Context information to be used while searching for operation contexts
+ */
+struct SearchContext
{
/**
- * The controller link message
+ * The result of the search
*/
- struct GNUNET_TESTBED_ControllerLinkRequest *msg;
+ struct OperationContext *opc;
/**
- * The id of the host which is hosting the controller to be linked
+ * The id of the operation context we are searching for
*/
- uint32_t host_id;
-
+ uint64_t id;
};
/**
- * This variable is set to the operation that has been last marked as done. It
- * is used to verify whether the state associated with an operation is valid
- * after the first notify callback is called. Such checks are necessary for
- * certain operations where we have 2 notify callbacks. Examples are
- * OP_PEER_CREATE, OP_PEER_START/STOP, OP_OVERLAY_CONNECT.
+ * Search iterator for searching an operation context
*
- * This variable should ONLY be used to compare; it is a dangling pointer!!
+ * @param cls the serach context
+ * @param key current key code
+ * @param value value in the hash map
+ * @return #GNUNET_YES if we should continue to iterate,
+ * #GNUNET_NO if not.
*/
-static const struct GNUNET_TESTBED_Operation *last_finished_operation;
+static int
+opc_search_iterator (void *cls,
+ uint32_t key,
+ void *value)
+{
+ struct SearchContext *sc = cls;
+ struct OperationContext *opc = value;
+
+ GNUNET_assert (NULL != opc);
+ GNUNET_assert (NULL == sc->opc);
+ if (opc->id != sc->id)
+ return GNUNET_YES;
+ sc->opc = opc;
+ return GNUNET_NO;
+}
/**
* Returns the operation context with the given id if found in the Operation
* context queues of the controller
*
- * @param c the controller whose queues are searched
+ * @param c the controller whose operation context map is searched
* @param id the id which has to be checked
* @return the matching operation context; NULL if no match found
*/
static struct OperationContext *
find_opc (const struct GNUNET_TESTBED_Controller *c, const uint64_t id)
{
- struct OperationContext *opc;
+ struct SearchContext sc;
+
+ sc.id = id;
+ sc.opc = NULL;
+ GNUNET_assert (NULL != c->opc_map);
+ if (GNUNET_SYSERR !=
+ GNUNET_CONTAINER_multihashmap32_get_multiple (c->opc_map, (uint32_t) id,
+ &opc_search_iterator, &sc))
+ return NULL;
+ return sc.opc;
+}
+
+
+/**
+ * Inserts the given operation context into the operation context map of the
+ * given controller. Creates the operation context map if one does not exist
+ * for the controller
+ *
+ * @param c the controller
+ * @param opc the operation context to be inserted
+ */
+void
+GNUNET_TESTBED_insert_opc_ (struct GNUNET_TESTBED_Controller *c,
+ struct OperationContext *opc)
+{
+ if (NULL == c->opc_map)
+ c->opc_map = GNUNET_CONTAINER_multihashmap32_create (256);
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_CONTAINER_multihashmap32_put (c->opc_map,
+ (uint32_t) opc->id, opc,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE));
+}
+
+
+/**
+ * Removes the given operation context from the operation context map of the
+ * given controller
+ *
+ * @param c the controller
+ * @param opc the operation context to remove
+ */
+void
+GNUNET_TESTBED_remove_opc_ (const struct GNUNET_TESTBED_Controller *c,
+ struct OperationContext *opc)
+{
+ GNUNET_assert (NULL != c->opc_map);
+ GNUNET_assert (GNUNET_YES ==
+ GNUNET_CONTAINER_multihashmap32_remove (c->opc_map,
+ (uint32_t) opc->id,
+ opc));
+ if ( (0 == GNUNET_CONTAINER_multihashmap32_size (c->opc_map))
+ && (NULL != c->opcq_empty_cb) )
+ c->opcq_empty_cb (c->opcq_empty_cls);
+}
+
+
+
+/**
+ * Check #GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM message is well-formed.
+ *
+ * @param cls the controller handler
+ * @param msg message received
+ * @return #GNUNET_OK if message is well-formed
+ */
+static int
+check_add_host_confirm (void *cls,
+ const struct GNUNET_TESTBED_HostConfirmedMessage *msg)
+{
+ const char *emsg;
+ uint16_t msg_size;
+
+ msg_size = ntohs (msg->header.size) - sizeof (*msg);
+ if (0 == msg_size)
+ return GNUNET_OK;
+ /* We have an error message */
+ emsg = (const char *) &msg[1];
+ if ('\0' != emsg[msg_size - 1])
+ {
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
+ }
+ return GNUNET_OK;
+}
+
+
+/**
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM message from
+ * controller (testbed service)
+ *
+ * @param cls the controller handler
+ * @param msg message received
+ */
+static void
+handle_add_host_confirm (void *cls,
+ const struct GNUNET_TESTBED_HostConfirmedMessage *msg)
+{
+ struct GNUNET_TESTBED_Controller *c = cls;
+ struct GNUNET_TESTBED_HostRegistrationHandle *rh = c->rh;
+ const char *emsg;
+ uint16_t msg_size;
- for (opc = c->ocq_head; NULL != opc; opc = opc->next)
+ if (NULL == rh)
+ return;
+ if (GNUNET_TESTBED_host_get_id_ (rh->host) != ntohl (msg->host_id))
+ {
+ LOG_DEBUG ("Mismatch in host id's %u, %u of host confirm msg\n",
+ GNUNET_TESTBED_host_get_id_ (rh->host),
+ ntohl (msg->host_id));
+ return;
+ }
+ c->rh = NULL;
+ msg_size = ntohs (msg->header.size) - sizeof (*msg);
+ if (0 == msg_size)
{
- if (id == opc->id)
- return opc;
+ LOG_DEBUG ("Host %u successfully registered\n",
+ ntohl (msg->host_id));
+ GNUNET_TESTBED_mark_host_registered_at_ (rh->host,
+ c);
+ rh->cc (rh->cc_cls,
+ NULL);
+ GNUNET_free (rh);
+ return;
}
- return NULL;
+ /* We have an error message */
+ emsg = (const char *) &msg[1];
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ _("Adding host %u failed with error: %s\n"),
+ ntohl (msg->host_id),
+ emsg);
+ rh->cc (rh->cc_cls,
+ emsg);
+ GNUNET_free (rh);
}
* @param msg the message
*/
static void
-handle_forwarded_operation_msg (struct GNUNET_TESTBED_Controller *c,
+handle_forwarded_operation_msg (void *cls,
struct OperationContext *opc,
const struct GNUNET_MessageHeader *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct ForwardedOperationData *fo_data;
fo_data = opc->data;
if (NULL != fo_data->cc)
fo_data->cc (fo_data->cc_cls, msg);
- GNUNET_CONTAINER_DLL_remove (c->ocq_head, c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (c, opc);
GNUNET_free (fo_data);
GNUNET_free (opc);
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM message from
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_ADD_HOST_SUCCESS message from
* controller (testbed service)
*
* @param c the controller handler
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
*/
-static int
-handle_opsuccess (struct GNUNET_TESTBED_Controller *c,
- const struct
- GNUNET_TESTBED_GenericOperationSuccessEventMessage *msg)
+static void
+handle_opsuccess (void *cls,
+ const struct GNUNET_TESTBED_GenericOperationSuccessEventMessage *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
+ GNUNET_TESTBED_OperationCompletionCallback op_comp_cb;
+ void *op_comp_cb_cls;
struct GNUNET_TESTBED_EventInformation event;
uint64_t op_id;
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
- return GNUNET_YES;
+ return;
}
event.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
- event.details.operation_finished.operation = opc->op;
- event.details.operation_finished.op_cls = opc->op_cls;
+ event.op = opc->op;
+ event.op_cls = opc->op_cls;
event.details.operation_finished.emsg = NULL;
event.details.operation_finished.generic = NULL;
+ op_comp_cb = NULL;
+ op_comp_cb_cls = NULL;
switch (opc->type)
{
case OP_FORWARDED:
- {
- handle_forwarded_operation_msg (c, opc,
- (const struct GNUNET_MessageHeader *) msg);
- return GNUNET_YES;
- }
+ {
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
+ return;
+ }
break;
case OP_PEER_DESTROY:
{
struct GNUNET_TESTBED_Peer *peer;
peer = opc->data;
+ GNUNET_TESTBED_peer_deregister_ (peer);
GNUNET_free (peer);
opc->data = NULL;
//PEERDESTROYDATA
}
break;
+ case OP_SHUTDOWN_PEERS:
+ {
+ struct ShutdownPeersData *data;
+
+ data = opc->data;
+ op_comp_cb = data->cb;
+ op_comp_cb_cls = data->cb_cls;
+ GNUNET_free (data);
+ opc->data = NULL;
+ GNUNET_TESTBED_cleanup_peers_ ();
+ }
+ break;
+ case OP_MANAGE_SERVICE:
+ {
+ struct ManageServiceData *data;
+
+ GNUNET_assert (NULL != (data = opc->data));
+ op_comp_cb = data->cb;
+ op_comp_cb_cls = data->cb_cls;
+ GNUNET_free (data);
+ opc->data = NULL;
+ }
+ break;
+ case OP_PEER_RECONFIGURE:
+ break;
default:
GNUNET_assert (0);
}
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
opc->state = OPC_STATE_FINISHED;
+ exop_insert (event.op);
if (0 != (c->event_mask & (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED)))
{
if (NULL != c->cc)
c->cc (c->cc_cls, &event);
+ if (GNUNET_NO == exop_check (event.op))
+ return;
}
else
LOG_DEBUG ("Not calling callback\n");
- return GNUNET_YES;
+ if (NULL != op_comp_cb)
+ op_comp_cb (op_comp_cb_cls, event.op, NULL);
+ /* You could have marked the operation as done by now */
+ GNUNET_break (GNUNET_NO == exop_check (event.op));
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_PEERCREATESUCCESS message from
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_CREATE_PEER_SUCCESS message from
* controller (testbed service)
*
* @param c the controller handle
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
*/
-static int
-handle_peer_create_success (struct GNUNET_TESTBED_Controller *c,
- const struct
- GNUNET_TESTBED_PeerCreateSuccessEventMessage *msg)
+static void
+handle_peer_create_success (void *cls,
+ const struct GNUNET_TESTBED_PeerCreateSuccessEventMessage *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
struct PeerCreateData *data;
struct GNUNET_TESTBED_Peer *peer;
+ struct GNUNET_TESTBED_Operation *op;
GNUNET_TESTBED_PeerCreateCallback cb;
- void *cls;
+ void *cb_cls;
uint64_t op_id;
GNUNET_assert (sizeof (struct GNUNET_TESTBED_PeerCreateSuccessEventMessage) ==
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation context for PeerCreateSuccessEvent not found\n");
- return GNUNET_YES;
+ return;
}
if (OP_FORWARDED == opc->type)
{
handle_forwarded_operation_msg (c, opc,
(const struct GNUNET_MessageHeader *) msg);
- return GNUNET_YES;
+ return;
}
GNUNET_assert (OP_PEER_CREATE == opc->type);
GNUNET_assert (NULL != opc->data);
GNUNET_assert (NULL != data->peer);
peer = data->peer;
GNUNET_assert (peer->unique_id == ntohl (msg->peer_id));
- peer->state = PS_CREATED;
+ peer->state = TESTBED_PS_CREATED;
+ GNUNET_TESTBED_peer_register_ (peer);
cb = data->cb;
- cls = data->cls;
+ cb_cls = data->cls;
+ op = opc->op;
GNUNET_free (opc->data);
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
opc->state = OPC_STATE_FINISHED;
+ exop_insert (op);
if (NULL != cb)
- cb (cls, peer, NULL);
- return GNUNET_YES;
+ cb (cb_cls, peer, NULL);
+ /* You could have marked the operation as done by now */
+ GNUNET_break (GNUNET_NO == exop_check (op));
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_PEEREVENT message from
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_PEER_EVENT message from
* controller (testbed service)
*
* @param c the controller handler
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
*/
-static int
-handle_peer_event (struct GNUNET_TESTBED_Controller *c,
+static void
+handle_peer_event (void *cls,
const struct GNUNET_TESTBED_PeerEventMessage *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
struct GNUNET_TESTBED_Peer *peer;
struct PeerEventData *data;
void *pcc_cls;
struct GNUNET_TESTBED_EventInformation event;
uint64_t op_id;
+ uint64_t mask;
GNUNET_assert (sizeof (struct GNUNET_TESTBED_PeerEventMessage) ==
ntohs (msg->header.size));
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
- return GNUNET_YES;
+ return;
}
if (OP_FORWARDED == opc->type)
{
handle_forwarded_operation_msg (c, opc,
(const struct GNUNET_MessageHeader *) msg);
- return GNUNET_YES;
+ return;
}
GNUNET_assert ((OP_PEER_START == opc->type) || (OP_PEER_STOP == opc->type));
data = opc->data;
peer = data->peer;
GNUNET_assert (NULL != peer);
event.type = (enum GNUNET_TESTBED_EventType) ntohl (msg->event_type);
+ event.op = opc->op;
+ event.op_cls = opc->op_cls;
switch (event.type)
{
case GNUNET_TESTBED_ET_PEER_START:
- peer->state = PS_STARTED;
+ peer->state = TESTBED_PS_STARTED;
event.details.peer_start.host = peer->host;
event.details.peer_start.peer = peer;
break;
case GNUNET_TESTBED_ET_PEER_STOP:
- peer->state = PS_STOPPED;
+ peer->state = TESTBED_PS_STOPPED;
event.details.peer_stop.peer = peer;
break;
default:
pcc = data->pcc;
pcc_cls = data->pcc_cls;
GNUNET_free (data);
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
opc->state = OPC_STATE_FINISHED;
- if (0 !=
- ((GNUNET_TESTBED_ET_PEER_START | GNUNET_TESTBED_ET_PEER_STOP) &
- c->event_mask))
+ exop_insert (event.op);
+ mask = 1LL << GNUNET_TESTBED_ET_PEER_START;
+ mask |= 1LL << GNUNET_TESTBED_ET_PEER_STOP;
+ if (0 != (mask & c->event_mask))
{
if (NULL != c->cc)
c->cc (c->cc_cls, &event);
+ if (GNUNET_NO == exop_check (event.op))
+ return;
}
if (NULL != pcc)
pcc (pcc_cls, NULL);
- return GNUNET_YES;
+ /* You could have marked the operation as done by now */
+ GNUNET_break (GNUNET_NO == exop_check (event.op));
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_PEERCONEVENT message from
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONNECT_EVENT message from
* controller (testbed service)
*
* @param c the controller handler
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
*/
-static int
-handle_peer_conevent (struct GNUNET_TESTBED_Controller *c,
+static void
+handle_peer_conevent (void *cls,
const struct GNUNET_TESTBED_ConnectionEventMessage *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
struct OverlayConnectData *data;
GNUNET_TESTBED_OperationCompletionCallback cb;
void *cb_cls;
struct GNUNET_TESTBED_EventInformation event;
uint64_t op_id;
+ uint64_t mask;
op_id = GNUNET_ntohll (msg->operation_id);
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
- return GNUNET_YES;
+ return;
}
if (OP_FORWARDED == opc->type)
{
handle_forwarded_operation_msg (c, opc,
(const struct GNUNET_MessageHeader *) msg);
- return GNUNET_YES;
+ return;
}
GNUNET_assert (OP_OVERLAY_CONNECT == opc->type);
- data = opc->data;
- GNUNET_assert (NULL != data);
+ GNUNET_assert (NULL != (data = opc->data));
GNUNET_assert ((ntohl (msg->peer1) == data->p1->unique_id) &&
(ntohl (msg->peer2) == data->p2->unique_id));
event.type = (enum GNUNET_TESTBED_EventType) ntohl (msg->event_type);
+ event.op = opc->op;
+ event.op_cls = opc->op_cls;
switch (event.type)
{
case GNUNET_TESTBED_ET_CONNECT:
}
cb = data->cb;
cb_cls = data->cb_cls;
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
opc->state = OPC_STATE_FINISHED;
- if (NULL != cb)
- cb (cb_cls, opc->op, NULL);
- if (0 !=
- ((GNUNET_TESTBED_ET_CONNECT | GNUNET_TESTBED_ET_DISCONNECT) &
- c->event_mask))
+ exop_insert (event.op);
+ mask = 1LL << GNUNET_TESTBED_ET_CONNECT;
+ mask |= 1LL << GNUNET_TESTBED_ET_DISCONNECT;
+ if (0 != (mask & c->event_mask))
{
if (NULL != c->cc)
c->cc (c->cc_cls, &event);
+ if (GNUNET_NO == exop_check (event.op))
+ return;
}
- return GNUNET_YES;
+ if (NULL != cb)
+ cb (cb_cls, opc->op, NULL);
+ /* You could have marked the operation as done by now */
+ GNUNET_break (GNUNET_NO == exop_check (event.op));
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_PEERCONFIG message from
+ * Validate #GNUNET_MESSAGE_TYPE_TESTBED_PEER_INFORMATION message from
* controller (testbed service)
*
* @param c the controller handler
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
*/
static int
-handle_peer_config (struct GNUNET_TESTBED_Controller *c,
- const struct
- GNUNET_TESTBED_PeerConfigurationInformationMessage *msg)
+check_peer_config (void *cls,
+ const struct GNUNET_TESTBED_PeerConfigurationInformationMessage *msg)
+{
+ /* anything goes? */
+ return GNUNET_OK;
+}
+
+
+/**
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_PEER_INFORMATION message from
+ * controller (testbed service)
+ *
+ * @param c the controller handler
+ * @param msg message received
+ */
+static void
+handle_peer_config (void *cls,
+ const struct GNUNET_TESTBED_PeerConfigurationInformationMessage *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
struct GNUNET_TESTBED_Peer *peer;
struct PeerInfoData *data;
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
- return GNUNET_YES;
+ return;
}
if (OP_FORWARDED == opc->type)
{
- handle_forwarded_operation_msg (c, opc,
- (const struct GNUNET_MessageHeader *) msg);
- return GNUNET_YES;
+ handle_forwarded_operation_msg (c,
+ opc,
+ &msg->header);
+ return;
}
data = opc->data;
GNUNET_assert (NULL != data);
peer = data->peer;
GNUNET_assert (NULL != peer);
GNUNET_assert (ntohl (msg->peer_id) == peer->unique_id);
- pinfo = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_PeerInformation));
+ pinfo = GNUNET_new (struct GNUNET_TESTBED_PeerInformation);
pinfo->pit = data->pit;
cb = data->cb;
cb_cls = data->cb_cls;
+ GNUNET_assert (NULL != cb);
GNUNET_free (data);
opc->data = NULL;
switch (pinfo->pit)
{
case GNUNET_TESTBED_PIT_IDENTITY:
- pinfo->result.id = GNUNET_malloc (sizeof (struct GNUNET_PeerIdentity));
- (void) memcpy (pinfo->result.id, &msg->peer_identity,
+ pinfo->result.id = GNUNET_new (struct GNUNET_PeerIdentity);
+ (void) memcpy (pinfo->result.id,
+ &msg->peer_identity,
sizeof (struct GNUNET_PeerIdentity));
break;
case GNUNET_TESTBED_PIT_CONFIGURATION:
break;
}
opc->data = pinfo;
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
opc->state = OPC_STATE_FINISHED;
- if (NULL != cb)
- cb (cb_cls, opc->op, pinfo, NULL);
- return GNUNET_YES;
+ cb (cb_cls, opc->op, pinfo, NULL);
+ /* We dont check whether the operation is marked as done here as the
+ operation contains data (cfg/identify) which will be freed at a later point
+ */
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_OPERATIONFAILEVENT message from
+ * Validate #GNUNET_MESSAGE_TYPE_TESTBED_OPERATION_FAIL_EVENT message from
* controller (testbed service)
*
* @param c the controller handler
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
+ * @return #GNUNET_OK if message is well-formed
*/
static int
-handle_op_fail_event (struct GNUNET_TESTBED_Controller *c,
- const struct GNUNET_TESTBED_OperationFailureEventMessage
- *msg)
+check_op_fail_event (void *cls,
+ const struct GNUNET_TESTBED_OperationFailureEventMessage *msg)
+{
+ /* we accept anything as a valid error message */
+ return GNUNET_OK;
+}
+
+
+/**
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_OPERATION_FAIL_EVENT message from
+ * controller (testbed service)
+ *
+ * @param c the controller handler
+ * @param msg message received
+ */
+static void
+handle_op_fail_event (void *cls,
+ const struct GNUNET_TESTBED_OperationFailureEventMessage *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
const char *emsg;
uint64_t op_id;
+ uint64_t mask;
struct GNUNET_TESTBED_EventInformation event;
op_id = GNUNET_ntohll (msg->operation_id);
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
- return GNUNET_YES;
+ return;
}
if (OP_FORWARDED == opc->type)
{
handle_forwarded_operation_msg (c, opc,
(const struct GNUNET_MessageHeader *) msg);
- return GNUNET_YES;
+ return;
}
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
opc->state = OPC_STATE_FINISHED;
emsg = GNUNET_TESTBED_parse_error_string_ (msg);
if (NULL == emsg)
if (NULL != data->cb)
data->cb (data->cb_cls, opc->op, NULL, emsg);
GNUNET_free (data);
- return GNUNET_YES; /* We do not call controller callback for peer info */
+ return; /* We do not call controller callback for peer info */
}
- if ((0 != (GNUNET_TESTBED_ET_OPERATION_FINISHED & c->event_mask)) &&
- (NULL != c->cc))
+ event.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
+ event.op = opc->op;
+ event.op_cls = opc->op_cls;
+ event.details.operation_finished.emsg = emsg;
+ event.details.operation_finished.generic = NULL;
+ mask = (1LL << GNUNET_TESTBED_ET_OPERATION_FINISHED);
+ if ((0 != (mask & c->event_mask)) && (NULL != c->cc))
{
- event.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
- event.details.operation_finished.operation = opc->op;
- event.details.operation_finished.op_cls = opc->op_cls;
- event.details.operation_finished.emsg = emsg;
- event.details.operation_finished.generic = NULL;
+ exop_insert (event.op);
c->cc (c->cc_cls, &event);
- if (event.details.operation_finished.operation == last_finished_operation)
- return GNUNET_YES;
+ if (GNUNET_NO == exop_check (event.op))
+ return;
}
switch (opc->type)
{
case OP_PEER_CREATE:
- {
- struct PeerCreateData *data;
+ {
+ struct PeerCreateData *data;
- data = opc->data;
- GNUNET_free (data->peer);
- if (NULL != data->cb)
- data->cb (data->cls, NULL, emsg);
- GNUNET_free (data);
- }
+ data = opc->data;
+ GNUNET_free (data->peer);
+ if (NULL != data->cb)
+ data->cb (data->cls, NULL, emsg);
+ GNUNET_free (data);
+ }
break;
case OP_PEER_START:
case OP_PEER_STOP:
- {
- struct PeerEventData *data;
+ {
+ struct PeerEventData *data;
- data = opc->data;
- if (NULL != data->pcc)
- data->pcc (data->pcc_cls, emsg);
- GNUNET_free (data);
- }
+ data = opc->data;
+ if (NULL != data->pcc)
+ data->pcc (data->pcc_cls, emsg);
+ GNUNET_free (data);
+ }
break;
case OP_PEER_DESTROY:
break;
case OP_PEER_INFO:
GNUNET_assert (0);
case OP_OVERLAY_CONNECT:
- {
- struct OverlayConnectData *data;
+ {
+ struct OverlayConnectData *data;
- data = opc->data;
- data->failed = GNUNET_YES;
- if (NULL != data->cb)
- data->cb (data->cb_cls, opc->op, emsg);
- }
+ data = opc->data;
+ GNUNET_TESTBED_operation_mark_failed (opc->op);
+ if (NULL != data->cb)
+ data->cb (data->cb_cls, opc->op, emsg);
+ }
break;
case OP_FORWARDED:
GNUNET_assert (0);
case OP_LINK_CONTROLLERS: /* No secondary callback */
break;
+ case OP_SHUTDOWN_PEERS:
+ {
+ struct ShutdownPeersData *data;
+
+ data = opc->data;
+ GNUNET_free (data); /* FIXME: Decide whether we call data->op_cb */
+ opc->data = NULL;
+ }
+ break;
+ case OP_MANAGE_SERVICE:
+ {
+ struct ManageServiceData *data = opc->data;
+ GNUNET_TESTBED_OperationCompletionCallback cb;
+ void *cb_cls;
+
+ GNUNET_assert (NULL != data);
+ cb = data->cb;
+ cb_cls = data->cb_cls;
+ GNUNET_free (data);
+ opc->data = NULL;
+ exop_insert (event.op);
+ if (NULL != cb)
+ cb (cb_cls, opc->op, emsg);
+ /* You could have marked the operation as done by now */
+ GNUNET_break (GNUNET_NO == exop_check (event.op));
+ }
+ break;
default:
GNUNET_break (0);
}
- return GNUNET_YES;
}
}
+
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_SLAVECONFIG message from controller
- * (testbed service)
+ * Validate #GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_INFORMATION message from
+ * controller (testbed service)
*
* @param c the controller handler
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
*/
static int
-handle_slave_config (struct GNUNET_TESTBED_Controller *c,
+check_slave_config (void *cls,
+ const struct GNUNET_TESTBED_SlaveConfiguration *msg)
+{
+ /* anything goes? */
+ return GNUNET_OK;
+}
+
+
+/**
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_CONFIGURATION message from controller
+ * (testbed service)
+ *
+ * @param c the controller handler
+ * @param msg message received
+ */
+static void
+handle_slave_config (void *cls,
const struct GNUNET_TESTBED_SlaveConfiguration *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
uint64_t op_id;
+ uint64_t mask;
struct GNUNET_TESTBED_EventInformation event;
op_id = GNUNET_ntohll (msg->operation_id);
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
- return GNUNET_YES;
+ return;
}
if (OP_GET_SLAVE_CONFIG != opc->type)
{
GNUNET_break (0);
- return GNUNET_YES;
+ return;
}
- GNUNET_free (opc->data);
- opc->data = NULL;
opc->state = OPC_STATE_FINISHED;
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
- if ((0 != (GNUNET_TESTBED_ET_OPERATION_FINISHED & c->event_mask)) &&
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
+ mask = 1LL << GNUNET_TESTBED_ET_OPERATION_FINISHED;
+ if ((0 != (mask & c->event_mask)) &&
(NULL != c->cc))
{
opc->data = GNUNET_TESTBED_extract_config_ (&msg->header);
event.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
+ event.op = opc->op;
+ event.op_cls = opc->op_cls;
event.details.operation_finished.generic = opc->data;
- event.details.operation_finished.operation = opc->op;
- event.details.operation_finished.op_cls = opc->op_cls;
event.details.operation_finished.emsg = NULL;
c->cc (c->cc_cls, &event);
}
- return GNUNET_YES;
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_SLAVECONFIG message from controller
+ * Check #GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT message from controller
* (testbed service)
*
* @param c the controller handler
* @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
+ * @return #GNUNET_OK if @a msg is well-formed
*/
static int
-handle_link_controllers_result (struct GNUNET_TESTBED_Controller *c,
- const struct
- GNUNET_TESTBED_ControllerLinkResponse *msg)
+check_link_controllers_result (void *cls,
+ const struct GNUNET_TESTBED_ControllerLinkResponse *msg)
+{
+ /* actual check to be implemented */
+ return GNUNET_OK;
+}
+
+
+/**
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT message from controller
+ * (testbed service)
+ *
+ * @param c the controller handler
+ * @param msg message received
+ */
+static void
+handle_link_controllers_result (void *cls,
+ const struct GNUNET_TESTBED_ControllerLinkResponse *msg)
{
+ struct GNUNET_TESTBED_Controller *c = cls;
struct OperationContext *opc;
struct ControllerLinkData *data;
struct GNUNET_CONFIGURATION_Handle *cfg;
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
- return GNUNET_YES;
+ return;
}
if (OP_FORWARDED == opc->type)
{
handle_forwarded_operation_msg (c, opc,
(const struct GNUNET_MessageHeader *) msg);
- return GNUNET_YES;
+ return;
}
if (OP_LINK_CONTROLLERS != opc->type)
{
GNUNET_break (0);
- return GNUNET_YES;
+ return;
}
- data = opc->data;
- GNUNET_assert (NULL != data);
+ GNUNET_assert (NULL != (data = opc->data));
host = GNUNET_TESTBED_host_lookup_by_id_ (data->host_id);
GNUNET_assert (NULL != host);
GNUNET_free (data);
opc->data = NULL;
+ opc->state = OPC_STATE_FINISHED;
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
event.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
- event.details.operation_finished.operation = opc->op;
- event.details.operation_finished.op_cls = opc->op_cls;
+ event.op = opc->op;
+ event.op_cls = opc->op_cls;
event.details.operation_finished.emsg = NULL;
event.details.operation_finished.generic = NULL;
emsg = NULL;
GNUNET_TESTBED_host_replace_cfg_ (host, cfg);
}
}
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
- opc->state = OPC_STATE_FINISHED;
if (0 != (c->event_mask & (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED)))
{
if (NULL != c->cc)
if (NULL != cfg)
GNUNET_CONFIGURATION_destroy (cfg);
GNUNET_free_non_null (emsg);
- return GNUNET_YES;
}
/**
- * Handler for messages from controller (testbed service)
+ * Validate #GNUNET_MESSAGE_TYPE_TESTBED_BARRIER_STATUS message.
*
- * @param cls the controller handler
- * @param msg message received, NULL on timeout or fatal error
+ * @param cls the controller handle to determine the connection this message
+ * belongs to
+ * @param msg the barrier status message
+ * @return #GNUNET_OK if the message is valid; #GNUNET_SYSERR to tear it
+ * down signalling an error (message malformed)
*/
-static void
-message_handler (void *cls, const struct GNUNET_MessageHeader *msg)
+static int
+check_barrier_status (void *cls,
+ const struct GNUNET_TESTBED_BarrierStatusMsg *msg)
{
- struct GNUNET_TESTBED_Controller *c = cls;
- int status;
uint16_t msize;
+ uint16_t name_len;
+ int status;
+ const char *name;
+ size_t emsg_len;
- c->in_receive = GNUNET_NO;
- /* FIXME: Add checks for message integrity */
- if (NULL == msg)
+ msize = ntohs (msg->header.size);
+ name = msg->data;
+ name_len = ntohs (msg->name_len);
+
+ if (sizeof (struct GNUNET_TESTBED_BarrierStatusMsg) + name_len + 1 > msize)
{
- LOG_DEBUG ("Receive timed out or connection to service dropped\n");
- return;
+ GNUNET_break_op (0);
+ return GNUNET_SYSERR;
}
- status = GNUNET_OK;
- msize = ntohs (msg->size);
- switch (ntohs (msg->type))
+ if ('\0' != name[name_len])
{
- case GNUNET_MESSAGE_TYPE_TESTBED_ADD_HOST_SUCCESS:
- GNUNET_assert (msize >=
- sizeof (struct GNUNET_TESTBED_HostConfirmedMessage));
- status =
- GNUNET_TESTBED_host_handle_addhostconfirm_
- (c, (const struct GNUNET_TESTBED_HostConfirmedMessage*) msg);
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_GENERIC_OPERATION_SUCCESS:
- GNUNET_assert (msize ==
- sizeof (struct
- GNUNET_TESTBED_GenericOperationSuccessEventMessage));
- status =
- handle_opsuccess (c,
- (const struct
- GNUNET_TESTBED_GenericOperationSuccessEventMessage *)
- msg);
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_CREATE_PEER_SUCCESS:
- GNUNET_assert (msize ==
- sizeof (struct
- GNUNET_TESTBED_PeerCreateSuccessEventMessage));
- status =
- handle_peer_create_success (c,
- (const struct
- GNUNET_TESTBED_PeerCreateSuccessEventMessage
- *) msg);
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_PEER_EVENT:
- GNUNET_assert (msize == sizeof (struct GNUNET_TESTBED_PeerEventMessage));
- status =
- handle_peer_event (c,
- (const struct GNUNET_TESTBED_PeerEventMessage *)
- msg);
-
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONFIGURATION:
- GNUNET_assert (msize >=
- sizeof (struct
- GNUNET_TESTBED_PeerConfigurationInformationMessage));
- status =
- handle_peer_config (c,
- (const struct
- GNUNET_TESTBED_PeerConfigurationInformationMessage
- *) msg);
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONNECT_EVENT:
- GNUNET_assert (msize ==
- sizeof (struct GNUNET_TESTBED_ConnectionEventMessage));
- status =
- handle_peer_conevent (c,
- (const struct
- GNUNET_TESTBED_ConnectionEventMessage *) msg);
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_OPERATION_FAIL_EVENT:
- GNUNET_assert (msize >=
- sizeof (struct GNUNET_TESTBED_OperationFailureEventMessage));
- status =
- handle_op_fail_event (c,
- (const struct
- GNUNET_TESTBED_OperationFailureEventMessage *)
- msg);
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_CONFIGURATION:
- GNUNET_assert (msize > sizeof (struct GNUNET_TESTBED_SlaveConfiguration));
- status =
- handle_slave_config (c,
- (const struct GNUNET_TESTBED_SlaveConfiguration *)
- msg);
- break;
- case GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT:
- status =
- handle_link_controllers_result (c,
- (const struct
- GNUNET_TESTBED_ControllerLinkResponse
- *) msg);
- break;
- default:
- GNUNET_assert (0);
+ GNUNET_break_op (0);
+ return GNUNET_SYSERR;
}
- if ((GNUNET_OK == status) && (GNUNET_NO == c->in_receive))
+ status = ntohs (msg->status);
+ if (GNUNET_TESTBED_BARRIERSTATUS_ERROR == status)
{
- c->in_receive = GNUNET_YES;
- GNUNET_CLIENT_receive (c->client, &message_handler, c,
- GNUNET_TIME_UNIT_FOREVER_REL);
+ emsg_len = msize - (sizeof (struct GNUNET_TESTBED_BarrierStatusMsg) + name_len
+ + 1); /* +1!? */
+ if (0 == emsg_len)
+ {
+ GNUNET_break_op (0);
+ return GNUNET_SYSERR;
+ }
}
+ return GNUNET_OK;
}
/**
- * Function called to notify a client about the connection begin ready to queue
- * more data. "buf" will be NULL and "size" zero if the connection was closed
- * for writing in the meantime.
+ * Handler for #GNUNET_MESSAGE_TYPE_TESTBED_BARRIER_STATUS messages
*
- * @param cls closure
- * @param size number of bytes available in buf
- * @param buf where the callee should write the message
- * @return number of bytes written to buf
+ * @param cls the controller handle to determine the connection this message
+ * belongs to
+ * @param msg the barrier status message
*/
-static size_t
-transmit_ready_notify (void *cls, size_t size, void *buf)
+static void
+handle_barrier_status (void *cls,
+ const struct GNUNET_TESTBED_BarrierStatusMsg *msg)
{
struct GNUNET_TESTBED_Controller *c = cls;
- struct MessageQueue *mq_entry;
+ struct GNUNET_TESTBED_Barrier *barrier;
+ char *emsg;
+ const char *name;
+ struct GNUNET_HashCode key;
+ size_t emsg_len;
+ int status;
+ uint16_t msize;
+ uint16_t name_len;
- c->th = NULL;
- mq_entry = c->mq_head;
- GNUNET_assert (NULL != mq_entry);
- if ((0 == size) && (NULL == buf)) /* Timeout */
+ emsg = NULL;
+ barrier = NULL;
+ msize = ntohs (msg->header.size);
+ name = msg->data;
+ name_len = ntohs (msg->name_len);
+ LOG_DEBUG ("Received BARRIER_STATUS msg\n");
+ status = ntohs (msg->status);
+ if (GNUNET_TESTBED_BARRIERSTATUS_ERROR == status)
+ {
+ status = -1;
+ emsg_len = msize - (sizeof (struct GNUNET_TESTBED_BarrierStatusMsg) + name_len
+ + 1);
+ emsg = GNUNET_malloc (emsg_len + 1);
+ memcpy (emsg,
+ msg->data + name_len + 1,
+ emsg_len);
+ }
+ if (NULL == c->barrier_map)
{
- LOG_DEBUG ("Message sending timed out -- retrying\n");
- c->th =
- GNUNET_CLIENT_notify_transmit_ready (c->client,
- ntohs (mq_entry->msg->size),
- TIMEOUT_REL, GNUNET_YES,
- &transmit_ready_notify, c);
- return 0;
+ GNUNET_break_op (0);
+ goto cleanup;
}
- GNUNET_assert (ntohs (mq_entry->msg->size) <= size);
- size = ntohs (mq_entry->msg->size);
- memcpy (buf, mq_entry->msg, size);
- LOG_DEBUG ("Message of type: %u and size: %u sent\n",
- ntohs (mq_entry->msg->type), size);
- GNUNET_free (mq_entry->msg);
- GNUNET_CONTAINER_DLL_remove (c->mq_head, c->mq_tail, mq_entry);
- GNUNET_free (mq_entry);
- mq_entry = c->mq_head;
- if (NULL != mq_entry)
- c->th =
- GNUNET_CLIENT_notify_transmit_ready (c->client,
- ntohs (mq_entry->msg->size),
- TIMEOUT_REL, GNUNET_YES,
- &transmit_ready_notify, c);
- if (GNUNET_NO == c->in_receive)
+ GNUNET_CRYPTO_hash (name, name_len, &key);
+ barrier = GNUNET_CONTAINER_multihashmap_get (c->barrier_map, &key);
+ if (NULL == barrier)
{
- c->in_receive = GNUNET_YES;
- GNUNET_CLIENT_receive (c->client, &message_handler, c,
- GNUNET_TIME_UNIT_FOREVER_REL);
+ GNUNET_break_op (0);
+ goto cleanup;
}
- return size;
+ GNUNET_assert (NULL != barrier->cb);
+ if ((GNUNET_YES == barrier->echo) &&
+ (GNUNET_TESTBED_BARRIERSTATUS_CROSSED == status))
+ GNUNET_TESTBED_queue_message_ (c, GNUNET_copy_message (&msg->header));
+ barrier->cb (barrier->cls, name, barrier, status, emsg);
+ if (GNUNET_TESTBED_BARRIERSTATUS_INITIALISED == status)
+ return; /* just initialised; skip cleanup */
+
+ cleanup:
+ GNUNET_free_non_null (emsg);
+ if (NULL != barrier)
+ GNUNET_TESTBED_barrier_remove_ (barrier);
}
GNUNET_TESTBED_queue_message_ (struct GNUNET_TESTBED_Controller *controller,
struct GNUNET_MessageHeader *msg)
{
- struct MessageQueue *mq_entry;
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_MessageHeader *m2;
uint16_t type;
uint16_t size;
size = ntohs (msg->size);
GNUNET_assert ((GNUNET_MESSAGE_TYPE_TESTBED_INIT <= type) &&
(GNUNET_MESSAGE_TYPE_TESTBED_MAX > type));
- mq_entry = GNUNET_malloc (sizeof (struct MessageQueue));
- mq_entry->msg = msg;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Queueing message of type %u, size %u for sending\n", type,
- ntohs (msg->size));
- GNUNET_CONTAINER_DLL_insert_tail (controller->mq_head, controller->mq_tail,
- mq_entry);
- if (NULL == controller->th)
- controller->th =
- GNUNET_CLIENT_notify_transmit_ready (controller->client, size,
- TIMEOUT_REL, GNUNET_YES,
- &transmit_ready_notify,
- controller);
+ env = GNUNET_MQ_msg_extra (m2,
+ size - sizeof (*m2),
+ type);
+ memcpy (m2, msg, size);
+ GNUNET_free (msg);
+ GNUNET_MQ_send (controller->mq,
+ env);
}
* operation
*/
struct OperationContext *
-GNUNET_TESTBED_forward_operation_msg_ (struct GNUNET_TESTBED_Controller
- *controller, uint64_t operation_id,
+GNUNET_TESTBED_forward_operation_msg_ (struct GNUNET_TESTBED_Controller *controller,
+ uint64_t operation_id,
const struct GNUNET_MessageHeader *msg,
GNUNET_CLIENT_MessageHandler cc,
void *cc_cls)
{
struct OperationContext *opc;
struct ForwardedOperationData *data;
- struct GNUNET_MessageHeader *dup_msg;
- uint16_t msize;
-
- data = GNUNET_malloc (sizeof (struct ForwardedOperationData));
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_MessageHeader *m2;
+ uint16_t type = ntohs (msg->type);
+ uint16_t size = ntohs (msg->size);
+
+ env = GNUNET_MQ_msg_extra (m2,
+ size - sizeof (*m2),
+ type);
+ memcpy (m2,
+ msg,
+ size);
+ GNUNET_MQ_send (controller->mq,
+ env);
+ data = GNUNET_new (struct ForwardedOperationData);
data->cc = cc;
data->cc_cls = cc_cls;
- opc = GNUNET_malloc (sizeof (struct OperationContext));
+ opc = GNUNET_new (struct OperationContext);
opc->c = controller;
opc->type = OP_FORWARDED;
opc->data = data;
opc->id = operation_id;
- msize = ntohs (msg->size);
- dup_msg = GNUNET_malloc (msize);
- (void) memcpy (dup_msg, msg, msize);
- GNUNET_TESTBED_queue_message_ (opc->c, dup_msg);
- GNUNET_CONTAINER_DLL_insert_tail (controller->ocq_head, controller->ocq_tail,
- opc);
+ GNUNET_TESTBED_insert_opc_ (controller,
+ opc);
return opc;
}
void
GNUNET_TESTBED_forward_operation_msg_cancel_ (struct OperationContext *opc)
{
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c,
+ opc);
GNUNET_free (opc->data);
GNUNET_free (opc);
}
msg = data->msg;
data->msg = NULL;
opc->state = OPC_STATE_STARTED;
- GNUNET_CONTAINER_DLL_insert_tail (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_insert_opc_ (opc->c, opc);
GNUNET_TESTBED_queue_message_ (opc->c, &msg->header);
}
GNUNET_free (data->msg);
break;
case OPC_STATE_STARTED:
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
break;
case OPC_STATE_FINISHED:
break;
opstart_get_slave_config (void *cls)
{
struct OperationContext *opc = cls;
- struct GetSlaveConfigData *data;
+ struct GetSlaveConfigData *data = opc->data;
struct GNUNET_TESTBED_SlaveGetConfigurationMessage *msg;
- data = opc->data;
+ GNUNET_assert (NULL != data);
msg = GNUNET_TESTBED_generate_slavegetconfig_msg_ (opc->id, data->slave_id);
- GNUNET_CONTAINER_DLL_insert_tail (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_free (opc->data);
+ data = NULL;
+ opc->data = NULL;
+ GNUNET_TESTBED_insert_opc_ (opc->c, opc);
GNUNET_TESTBED_queue_message_ (opc->c, &msg->header);
opc->state = OPC_STATE_STARTED;
}
GNUNET_free (opc->data);
break;
case OPC_STATE_STARTED:
- GNUNET_free (opc->data);
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
break;
case OPC_STATE_FINISHED:
if (NULL != opc->data)
}
+/**
+ * Generic error handler, called with the appropriate error code and
+ * the same closure specified at the creation of the message queue.
+ * Not every message queue implementation supports an error handler.
+ *
+ * @param cls closure, a `struct GNUNET_TESTBED_Controller *`
+ * @param error error code
+ */
+static void
+mq_error_handler (void *cls,
+ enum GNUNET_MQ_Error error)
+{
+ /* struct GNUNET_TESTBED_Controller *c = cls; */
+
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Encountered MQ error: %d\n",
+ error);
+ /* now what? */
+ GNUNET_SCHEDULER_shutdown (); /* seems most reasonable */
+}
+
+
/**
* Start a controller process using the given configuration at the
* given host.
*
- * @param cfg configuration to use
* @param host host to run the controller on; This should be the same host if
* the controller was previously started with
- * GNUNET_TESTBED_controller_start; NULL for localhost
+ * GNUNET_TESTBED_controller_start()
* @param event_mask bit mask with set of events to call 'cc' for;
* or-ed values of "1LL" shifted by the
* respective 'enum GNUNET_TESTBED_EventType'
* @return handle to the controller
*/
struct GNUNET_TESTBED_Controller *
-GNUNET_TESTBED_controller_connect (const struct GNUNET_CONFIGURATION_Handle
- *cfg, struct GNUNET_TESTBED_Host *host,
+GNUNET_TESTBED_controller_connect (struct GNUNET_TESTBED_Host *host,
uint64_t event_mask,
GNUNET_TESTBED_ControllerCallback cc,
void *cc_cls)
{
- struct GNUNET_TESTBED_Controller *controller;
+ GNUNET_MQ_hd_var_size (add_host_confirm,
+ GNUNET_MESSAGE_TYPE_TESTBED_ADD_HOST_SUCCESS,
+ struct GNUNET_TESTBED_HostConfirmedMessage);
+ GNUNET_MQ_hd_fixed_size (peer_conevent,
+ GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONNECT_EVENT,
+ struct GNUNET_TESTBED_ConnectionEventMessage);
+ GNUNET_MQ_hd_fixed_size (opsuccess,
+ GNUNET_MESSAGE_TYPE_TESTBED_GENERIC_OPERATION_SUCCESS,
+ struct GNUNET_TESTBED_GenericOperationSuccessEventMessage);
+ GNUNET_MQ_hd_var_size (op_fail_event,
+ GNUNET_MESSAGE_TYPE_TESTBED_OPERATION_FAIL_EVENT,
+ struct GNUNET_TESTBED_OperationFailureEventMessage);
+ GNUNET_MQ_hd_fixed_size (peer_create_success,
+ GNUNET_MESSAGE_TYPE_TESTBED_CREATE_PEER_SUCCESS,
+ struct GNUNET_TESTBED_PeerCreateSuccessEventMessage);
+ GNUNET_MQ_hd_fixed_size (peer_event,
+ GNUNET_MESSAGE_TYPE_TESTBED_PEER_EVENT,
+ struct GNUNET_TESTBED_PeerEventMessage);
+ GNUNET_MQ_hd_var_size (peer_config,
+ GNUNET_MESSAGE_TYPE_TESTBED_PEER_INFORMATION,
+ struct GNUNET_TESTBED_PeerConfigurationInformationMessage);
+ GNUNET_MQ_hd_var_size (slave_config,
+ GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_CONFIGURATION,
+ struct GNUNET_TESTBED_SlaveConfiguration);
+ GNUNET_MQ_hd_var_size (link_controllers_result,
+ GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT,
+ struct GNUNET_TESTBED_ControllerLinkResponse);
+ GNUNET_MQ_hd_var_size (barrier_status,
+ GNUNET_MESSAGE_TYPE_TESTBED_BARRIER_STATUS,
+ const struct GNUNET_TESTBED_BarrierStatusMsg);
+ struct GNUNET_TESTBED_Controller *controller
+ = GNUNET_new (struct GNUNET_TESTBED_Controller);
+ struct GNUNET_MQ_MessageHandler handlers[] = {
+ make_add_host_confirm_handler (controller),
+ make_peer_conevent_handler (controller),
+ make_opsuccess_handler (controller),
+ make_op_fail_event_handler (controller),
+ make_peer_create_success_handler (controller),
+ make_peer_event_handler (controller),
+ make_peer_config_handler (controller),
+ make_slave_config_handler (controller),
+ make_link_controllers_result_handler (controller),
+ make_barrier_status_handler (controller),
+ GNUNET_MQ_handler_end ()
+ };
struct GNUNET_TESTBED_InitMessage *msg;
+ struct GNUNET_MQ_Envelope *env;
+ const struct GNUNET_CONFIGURATION_Handle *cfg;
const char *controller_hostname;
unsigned long long max_parallel_operations;
unsigned long long max_parallel_service_connections;
unsigned long long max_parallel_topology_config_operations;
+ size_t slen;
+ GNUNET_assert (NULL != (cfg = GNUNET_TESTBED_host_get_cfg_ (host)));
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_number (cfg, "testbed",
"MAX_PARALLEL_OPERATIONS",
&max_parallel_operations))
{
GNUNET_break (0);
+ GNUNET_free (controller);
return NULL;
}
if (GNUNET_OK !=
&max_parallel_service_connections))
{
GNUNET_break (0);
+ GNUNET_free (controller);
return NULL;
}
if (GNUNET_OK !=
&max_parallel_topology_config_operations))
{
GNUNET_break (0);
+ GNUNET_free (controller);
return NULL;
}
- controller = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_Controller));
controller->cc = cc;
controller->cc_cls = cc_cls;
controller->event_mask = event_mask;
controller->cfg = GNUNET_CONFIGURATION_dup (cfg);
- controller->client = GNUNET_CLIENT_connect ("testbed", controller->cfg);
- if (NULL == controller->client)
+ controller->mq = GNUNET_CLIENT_connecT (controller->cfg,
+ "testbed",
+ handlers,
+ &mq_error_handler,
+ controller);
+ if (NULL == controller->mq)
{
+ GNUNET_break (0);
GNUNET_TESTBED_controller_disconnect (controller);
return NULL;
}
- if (NULL == host)
- {
- host = GNUNET_TESTBED_host_create_by_id_ (0, controller->cfg);
- if (NULL == host) /* If the above host create fails */
- {
- LOG (GNUNET_ERROR_TYPE_WARNING,
- "Treating NULL host as localhost. Multiple references to localhost "
- "may break when localhost freed before calling disconnect \n");
- host = GNUNET_TESTBED_host_lookup_by_id_ (0);
- }
- else
- {
- controller->aux_host = GNUNET_YES;
- }
- }
- GNUNET_assert (NULL != host);
GNUNET_TESTBED_mark_host_registered_at_ (host, controller);
controller->host = host;
controller->opq_parallel_operations =
- GNUNET_TESTBED_operation_queue_create_ ((unsigned int)
- max_parallel_operations);
+ GNUNET_TESTBED_operation_queue_create_ (OPERATION_QUEUE_TYPE_FIXED,
+ (unsigned int) max_parallel_operations);
controller->opq_parallel_service_connections =
- GNUNET_TESTBED_operation_queue_create_ ((unsigned int)
+ GNUNET_TESTBED_operation_queue_create_ (OPERATION_QUEUE_TYPE_FIXED,
+ (unsigned int)
max_parallel_service_connections);
controller->opq_parallel_topology_config_operations =
- GNUNET_TESTBED_operation_queue_create_ ((unsigned int)
+ GNUNET_TESTBED_operation_queue_create_ (OPERATION_QUEUE_TYPE_FIXED,
+ (unsigned int)
max_parallel_topology_config_operations);
controller_hostname = GNUNET_TESTBED_host_get_hostname (host);
if (NULL == controller_hostname)
controller_hostname = "127.0.0.1";
- msg =
- GNUNET_malloc (sizeof (struct GNUNET_TESTBED_InitMessage) +
- strlen (controller_hostname) + 1);
- msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_INIT);
- msg->header.size =
- htons (sizeof (struct GNUNET_TESTBED_InitMessage) +
- strlen (controller_hostname) + 1);
+ slen = strlen (controller_hostname) + 1;
+ env = GNUNET_MQ_msg_extra (msg,
+ slen,
+ GNUNET_MESSAGE_TYPE_TESTBED_INIT);
msg->host_id = htonl (GNUNET_TESTBED_host_get_id_ (host));
msg->event_mask = GNUNET_htonll (controller->event_mask);
- strcpy ((char *) &msg[1], controller_hostname);
- GNUNET_TESTBED_queue_message_ (controller,
- (struct GNUNET_MessageHeader *) msg);
+ memcpy (&msg[1],
+ controller_hostname,
+ slen);
+ GNUNET_MQ_send (controller->mq,
+ env);
return controller;
}
/**
- * Configure shared services at a controller. Using this function,
- * you can specify that certain services (such as "resolver")
- * should not be run for each peer but instead be shared
- * across N peers on the specified host. This function
- * must be called before any peers are created at the host.
+ * Iterator to free opc map entries
*
- * @param controller controller to configure
- * @param service_name name of the service to share
- * @param num_peers number of peers that should share one instance
- * of the specified service (1 for no sharing is the default),
- * use 0 to disable the service
+ * @param cls closure
+ * @param key current key code
+ * @param value value in the hash map
+ * @return #GNUNET_YES if we should continue to iterate,
+ * #GNUNET_NO if not.
*/
-void
-GNUNET_TESTBED_controller_configure_sharing (struct GNUNET_TESTBED_Controller
- *controller,
- const char *service_name,
- uint32_t num_peers)
+static int
+opc_free_iterator (void *cls, uint32_t key, void *value)
{
- struct GNUNET_TESTBED_ConfigureSharedServiceMessage *msg;
- uint16_t service_name_size;
- uint16_t msg_size;
+ struct GNUNET_CONTAINER_MultiHashMap32 *map = cls;
+ struct OperationContext *opc = value;
- service_name_size = strlen (service_name) + 1;
- msg_size =
- sizeof (struct GNUNET_TESTBED_ConfigureSharedServiceMessage) +
- service_name_size;
- msg = GNUNET_malloc (msg_size);
- msg->header.size = htons (msg_size);
- msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_SHARE_SERVICE);
- msg->host_id = htonl (GNUNET_TESTBED_host_get_id_ (controller->host));
- msg->num_peers = htonl (num_peers);
- memcpy (&msg[1], service_name, service_name_size);
- GNUNET_TESTBED_queue_message_ (controller,
- (struct GNUNET_MessageHeader *) msg);
- GNUNET_break (0); /* This function is not yet implemented on the
- * testbed service */
+ GNUNET_assert (NULL != opc);
+ GNUNET_break (0);
+ GNUNET_assert (GNUNET_YES ==
+ GNUNET_CONTAINER_multihashmap32_remove (map, key, value));
+ GNUNET_free (opc);
+ return GNUNET_YES;
}
/**
- * disconnects from the controller.
+ * Stop the given controller (also will terminate all peers and
+ * controllers dependent on this controller). This function
+ * blocks until the testbed has been fully terminated (!).
*
- * @param controller handle to controller to stop
+ * @param c handle to controller to stop
*/
void
-GNUNET_TESTBED_controller_disconnect (struct GNUNET_TESTBED_Controller
- *controller)
+GNUNET_TESTBED_controller_disconnect (struct GNUNET_TESTBED_Controller *c)
{
- struct MessageQueue *mq_entry;
-
- if (NULL != controller->th)
- GNUNET_CLIENT_notify_transmit_ready_cancel (controller->th);
- /* Clear the message queue */
- while (NULL != (mq_entry = controller->mq_head))
+ if (NULL != c->mq)
{
- GNUNET_CONTAINER_DLL_remove (controller->mq_head, controller->mq_tail,
- mq_entry);
- GNUNET_free (mq_entry->msg);
- GNUNET_free (mq_entry);
+ GNUNET_MQ_destroy (c->mq);
+ c->mq = NULL;
}
- if (NULL != controller->client)
- GNUNET_CLIENT_disconnect (controller->client);
- GNUNET_CONFIGURATION_destroy (controller->cfg);
- if (GNUNET_YES == controller->aux_host)
- GNUNET_TESTBED_host_destroy (controller->host);
- GNUNET_TESTBED_operation_queue_destroy_ (controller->opq_parallel_operations);
+ if (NULL != c->host)
+ GNUNET_TESTBED_deregister_host_at_ (c->host, c);
+ GNUNET_CONFIGURATION_destroy (c->cfg);
+ GNUNET_TESTBED_operation_queue_destroy_ (c->opq_parallel_operations);
GNUNET_TESTBED_operation_queue_destroy_
- (controller->opq_parallel_service_connections);
+ (c->opq_parallel_service_connections);
GNUNET_TESTBED_operation_queue_destroy_
- (controller->opq_parallel_topology_config_operations);
- GNUNET_free (controller);
-}
-
-
-/**
- * Same as the GNUNET_TESTBED_controller_link_2, but with ids for delegated host
- * and slave host
- *
- * @param op_cls the operation closure for the event which is generated to
- * signal success or failure of this operation
- * @param master handle to the master controller who creates the association
- * @param delegated_host_id id of the host to which requests should be delegated
- * @param slave_host_id id of the host which is used to run the slave controller
- * @param sxcfg serialized and compressed configuration
- * @param sxcfg_size the size sxcfg
- * @param scfg_size the size of uncompressed serialized configuration
- * @param is_subordinate GNUNET_YES if the controller at delegated_host should
- * be started by the slave controller; GNUNET_NO if the slave
- * controller has to connect to the already started delegated
- * controller via TCP/IP
- * @return the operation handle
- */
-struct GNUNET_TESTBED_Operation *
-GNUNET_TESTBED_controller_link_2_ (void *op_cls,
- struct GNUNET_TESTBED_Controller *master,
- uint32_t delegated_host_id,
- uint32_t slave_host_id, const char *sxcfg,
- size_t sxcfg_size, size_t scfg_size,
- int is_subordinate)
-{
- struct OperationContext *opc;
- struct GNUNET_TESTBED_ControllerLinkRequest *msg;
- struct ControllerLinkData *data;
- uint16_t msg_size;
-
- msg_size = sxcfg_size + sizeof (struct GNUNET_TESTBED_ControllerLinkRequest);
- msg = GNUNET_malloc (msg_size);
- msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS);
- msg->header.size = htons (msg_size);
- msg->delegated_host_id = htonl (delegated_host_id);
- msg->slave_host_id = htonl (slave_host_id);
- msg->config_size = htons ((uint16_t) scfg_size);
- msg->is_subordinate = (GNUNET_YES == is_subordinate) ? 1 : 0;
- memcpy (&msg[1], sxcfg, sxcfg_size);
- data = GNUNET_malloc (sizeof (struct ControllerLinkData));
- data->msg = msg;
- data->host_id = delegated_host_id;
- opc = GNUNET_malloc (sizeof (struct OperationContext));
- opc->c = master;
- opc->data = data;
- opc->type = OP_LINK_CONTROLLERS;
- opc->id = GNUNET_TESTBED_get_next_op_id (opc->c);
- opc->state = OPC_STATE_INIT;
- opc->op_cls = op_cls;
- msg->operation_id = GNUNET_htonll (opc->id);
- opc->op =
- GNUNET_TESTBED_operation_create_ (opc, &opstart_link_controllers,
- &oprelease_link_controllers);
- GNUNET_TESTBED_operation_queue_insert_ (master->opq_parallel_operations,
- opc->op);
- GNUNET_TESTBED_operation_begin_wait_ (opc->op);
- return opc->op;
-}
-
-
-/**
- * Same as the GNUNET_TESTBED_controller_link, however expects configuration in
- * serialized and compressed
- *
- * @param op_cls the operation closure for the event which is generated to
- * signal success or failure of this operation
- * @param master handle to the master controller who creates the association
- * @param delegated_host requests to which host should be delegated; cannot be NULL
- * @param slave_host which host is used to run the slave controller; use NULL to
- * make the master controller connect to the delegated host
- * @param sxcfg serialized and compressed configuration
- * @param sxcfg_size the size sxcfg
- * @param scfg_size the size of uncompressed serialized configuration
- * @param is_subordinate GNUNET_YES if the controller at delegated_host should
- * be started by the slave controller; GNUNET_NO if the slave
- * controller has to connect to the already started delegated
- * controller via TCP/IP
- * @return the operation handle
- */
-struct GNUNET_TESTBED_Operation *
-GNUNET_TESTBED_controller_link_2 (void *op_cls,
- struct GNUNET_TESTBED_Controller *master,
- struct GNUNET_TESTBED_Host *delegated_host,
- struct GNUNET_TESTBED_Host *slave_host,
- const char *sxcfg, size_t sxcfg_size,
- size_t scfg_size, int is_subordinate)
-{
- uint32_t delegated_host_id;
- uint32_t slave_host_id;
-
- GNUNET_assert (GNUNET_YES ==
- GNUNET_TESTBED_is_host_registered_ (delegated_host, master));
- delegated_host_id = GNUNET_TESTBED_host_get_id_ (delegated_host);
- slave_host_id =
- GNUNET_TESTBED_host_get_id_ ((NULL !=
- slave_host) ? slave_host : master->host);
- if ((NULL != slave_host) && (0 != GNUNET_TESTBED_host_get_id_ (slave_host)))
- GNUNET_assert (GNUNET_YES ==
- GNUNET_TESTBED_is_host_registered_ (slave_host, master));
-
- return GNUNET_TESTBED_controller_link_2_ (op_cls, master, delegated_host_id,
- slave_host_id, sxcfg, sxcfg_size,
- scfg_size, is_subordinate);
+ (c->opq_parallel_topology_config_operations);
+ if (NULL != c->opc_map)
+ {
+ GNUNET_assert (GNUNET_SYSERR !=
+ GNUNET_CONTAINER_multihashmap32_iterate (c->opc_map,
+ &opc_free_iterator,
+ c->opc_map));
+ GNUNET_assert (0 == GNUNET_CONTAINER_multihashmap32_size (c->opc_map));
+ GNUNET_CONTAINER_multihashmap32_destroy (c->opc_map);
+ }
+ GNUNET_free (c);
}
* @return the size of the xconfig
*/
size_t
-GNUNET_TESTBED_compress_config_ (const char *config, size_t size,
+GNUNET_TESTBED_compress_config_ (const char *config,
+ size_t size,
char **xconfig)
{
size_t xsize;
char *xconfig;
size_t size_;
size_t xsize_;
-
+
config = GNUNET_CONFIGURATION_serialize (cfg, &size_);
xsize_ = GNUNET_TESTBED_compress_config_ (config, size_, &xconfig);
GNUNET_free (config);
*size = size_;
*xsize = xsize_;
return xconfig;
-}
-
-
-/**
- * Same as the GNUNET_TESTBED_controller_link, but with ids for delegated host
- * and slave host
- *
- * @param op_cls the operation closure for the event which is generated to
- * signal success or failure of this operation
- * @param master handle to the master controller who creates the association
- * @param delegated_host_id id of the host to which requests should be
- * delegated; cannot be NULL
- * @param slave_host_id id of the host which should connect to controller
- * running on delegated host ; use NULL to make the master controller
- * connect to the delegated host
- * @param slave_cfg configuration to use for the slave controller
- * @param is_subordinate GNUNET_YES if the controller at delegated_host should
- * be started by the slave controller; GNUNET_NO if the slave
- * controller has to connect to the already started delegated
- * controller via TCP/IP
- * @return the operation handle
- */
-struct GNUNET_TESTBED_Operation *
-GNUNET_TESTBED_controller_link_ (void *op_cls,
- struct GNUNET_TESTBED_Controller *master,
- uint32_t delegated_host_id,
- uint32_t slave_host_id,
- const struct GNUNET_CONFIGURATION_Handle
- *slave_cfg, int is_subordinate)
-{
- struct GNUNET_TESTBED_Operation *op;
- char *config;
- char *cconfig;
- size_t cc_size;
- size_t config_size;
-
- config = GNUNET_CONFIGURATION_serialize (slave_cfg, &config_size);
- cc_size = GNUNET_TESTBED_compress_config_ (config, config_size, &cconfig);
- GNUNET_free (config);
- /* Configuration doesn't fit in 1 message */
- GNUNET_assert ((UINT16_MAX -
- sizeof (struct GNUNET_TESTBED_ControllerLinkRequest)) >=
- cc_size);
- op = GNUNET_TESTBED_controller_link_2_ (op_cls, master, delegated_host_id,
- slave_host_id, (const char *) cconfig,
- cc_size, config_size, is_subordinate);
- GNUNET_free (cconfig);
- return op;
}
* @param delegated_host requests to which host should be delegated; cannot be NULL
* @param slave_host which host is used to run the slave controller; use NULL to
* make the master controller connect to the delegated host
- * @param slave_cfg configuration to use for the slave controller
* @param is_subordinate GNUNET_YES if the controller at delegated_host should
* be started by the slave controller; GNUNET_NO if the slave
* controller has to connect to the already started delegated
struct GNUNET_TESTBED_Controller *master,
struct GNUNET_TESTBED_Host *delegated_host,
struct GNUNET_TESTBED_Host *slave_host,
- const struct GNUNET_CONFIGURATION_Handle
- *slave_cfg, int is_subordinate)
+ int is_subordinate)
{
+ struct OperationContext *opc;
+ struct GNUNET_TESTBED_ControllerLinkRequest *msg;
+ struct ControllerLinkData *data;
uint32_t slave_host_id;
uint32_t delegated_host_id;
+ uint16_t msg_size;
GNUNET_assert (GNUNET_YES ==
GNUNET_TESTBED_is_host_registered_ (delegated_host, master));
if ((NULL != slave_host) && (0 != slave_host_id))
GNUNET_assert (GNUNET_YES ==
GNUNET_TESTBED_is_host_registered_ (slave_host, master));
- return GNUNET_TESTBED_controller_link_ (op_cls, master, delegated_host_id,
- slave_host_id, slave_cfg,
- is_subordinate);
-
+ msg_size = sizeof (struct GNUNET_TESTBED_ControllerLinkRequest);
+ msg = GNUNET_malloc (msg_size);
+ msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS);
+ msg->header.size = htons (msg_size);
+ msg->delegated_host_id = htonl (delegated_host_id);
+ msg->slave_host_id = htonl (slave_host_id);
+ msg->is_subordinate = (GNUNET_YES == is_subordinate) ? 1 : 0;
+ data = GNUNET_new (struct ControllerLinkData);
+ data->msg = msg;
+ data->host_id = delegated_host_id;
+ opc = GNUNET_new (struct OperationContext);
+ opc->c = master;
+ opc->data = data;
+ opc->type = OP_LINK_CONTROLLERS;
+ opc->id = GNUNET_TESTBED_get_next_op_id (opc->c);
+ opc->state = OPC_STATE_INIT;
+ opc->op_cls = op_cls;
+ msg->operation_id = GNUNET_htonll (opc->id);
+ opc->op =
+ GNUNET_TESTBED_operation_create_ (opc, &opstart_link_controllers,
+ &oprelease_link_controllers);
+ GNUNET_TESTBED_operation_queue_insert_ (master->opq_parallel_operations,
+ opc->op);
+ GNUNET_TESTBED_operation_begin_wait_ (opc->op);
+ return opc->op;
}
struct OperationContext *opc;
struct GetSlaveConfigData *data;
- data = GNUNET_malloc (sizeof (struct GetSlaveConfigData));
+ data = GNUNET_new (struct GetSlaveConfigData);
data->slave_id = slave_host_id;
- opc = GNUNET_malloc (sizeof (struct OperationContext));
+ opc = GNUNET_new (struct OperationContext);
opc->state = OPC_STATE_INIT;
opc->c = master;
opc->id = GNUNET_TESTBED_get_next_op_id (master);
/**
- * Cancel a pending operation. Releases all resources
- * of the operation and will ensure that no event
- * is generated for the operation. Does NOT guarantee
- * that the operation will be fully undone (or that
+ * This function is used to signal that the event information (struct
+ * GNUNET_TESTBED_EventInformation) from an operation has been fully processed
+ * i.e. if the event callback is ever called for this operation. If the event
+ * callback for this operation has not yet been called, calling this function
+ * cancels the operation, frees its resources and ensures the no event is
+ * generated with respect to this operation. Note that however cancelling an
+ * operation does NOT guarantee that the operation will be fully undone (or that
* nothing ever happened).
*
- * @param operation operation to cancel
- */
-void
-GNUNET_TESTBED_operation_cancel (struct GNUNET_TESTBED_Operation *operation)
-{
- GNUNET_TESTBED_operation_done (operation);
-}
-
-
-/**
- * Signal that the information from an operation has been fully
- * processed. This function MUST be called for each event
- * of type 'operation_finished' to fully remove the operation
- * from the operation queue. After calling this function, the
- * 'op_result' becomes invalid (!).
+ * This function MUST be called for every operation to fully remove the
+ * operation from the operation queue. After calling this function, if
+ * operation is completed and its event information is of type
+ * GNUNET_TESTBED_ET_OPERATION_FINISHED, the 'op_result' becomes invalid (!).
+
+ * If the operation is generated from GNUNET_TESTBED_service_connect() then
+ * calling this function on such as operation calls the disconnect adapter if
+ * the connect adapter was ever called.
*
- * @param operation operation to signal completion for
+ * @param operation operation to signal completion or cancellation
*/
void
GNUNET_TESTBED_operation_done (struct GNUNET_TESTBED_Operation *operation)
{
- last_finished_operation = operation;
+ (void) exop_check (operation);
GNUNET_TESTBED_operation_release_ (operation);
}
/**
* Generates configuration by uncompressing configuration in given message. The
* given message should be of the following types:
- * GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONFIGURATION,
- * GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_CONFIGURATION,
- * GNUNET_MESSAGE_TYPE_TESTBED_ADD_HOST,
- * GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT
+ * #GNUNET_MESSAGE_TYPE_TESTBED_PEER_INFORMATION,
+ * #GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_CONFIGURATION,
+ * #GNUNET_MESSAGE_TYPE_TESTBED_ADD_HOST,
+ * #GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS,
+ * #GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT,
+ *
+ * FIXME: This API is incredibly ugly.
*
* @param msg the message containing compressed configuration
* @return handle to the parsed configuration; NULL upon error while parsing the message
switch (ntohs (msg->type))
{
- case GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONFIGURATION:
+ case GNUNET_MESSAGE_TYPE_TESTBED_PEER_INFORMATION:
{
const struct GNUNET_TESTBED_PeerConfigurationInformationMessage *imsg;
{
const struct GNUNET_TESTBED_AddHostMessage *imsg;
uint16_t osize;
-
+
imsg = (const struct GNUNET_TESTBED_AddHostMessage *) msg;
data_len = (uLong) ntohs (imsg->config_size);
osize = sizeof (struct GNUNET_TESTBED_AddHostMessage) +
- ntohs (imsg->username_length) + ntohs (imsg->hostname_length);
+ ntohs (imsg->username_length) + ntohs (imsg->hostname_length);
xdata_len = ntohs (imsg->header.size) - osize;
xdata = (const Bytef *) ((const void *) imsg + osize);
}
case GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT:
{
const struct GNUNET_TESTBED_ControllerLinkResponse *imsg;
-
+
imsg = (const struct GNUNET_TESTBED_ControllerLinkResponse *) msg;
data_len = ntohs (imsg->config_size);
- xdata_len = ntohs (imsg->header.size) -
+ xdata_len = ntohs (imsg->header.size) -
sizeof (const struct GNUNET_TESTBED_ControllerLinkResponse);
xdata = (const Bytef *) &imsg[1];
}
break;
+ case GNUNET_MESSAGE_TYPE_TESTBED_CREATE_PEER:
+ {
+ const struct GNUNET_TESTBED_PeerCreateMessage *imsg;
+
+ imsg = (const struct GNUNET_TESTBED_PeerCreateMessage *) msg;
+ data_len = ntohs (imsg->config_size);
+ xdata_len = ntohs (imsg->header.size) -
+ sizeof (struct GNUNET_TESTBED_PeerCreateMessage);
+ xdata = (const Bytef *) &imsg[1];
+ }
+ break;
+ case GNUNET_MESSAGE_TYPE_TESTBED_RECONFIGURE_PEER:
+ {
+ const struct GNUNET_TESTBED_PeerReconfigureMessage *imsg;
+
+ imsg = (const struct GNUNET_TESTBED_PeerReconfigureMessage *) msg;
+ data_len = ntohs (imsg->config_size);
+ xdata_len = ntohs (imsg->header.size) -
+ sizeof (struct GNUNET_TESTBED_PeerReconfigureMessage);
+ xdata = (const Bytef *) &imsg[1];
+ }
+ break;
default:
GNUNET_assert (0);
}
if (Z_OK != (ret = uncompress (data, &data_len, xdata, xdata_len)))
{
GNUNET_free (data);
+ GNUNET_break_op (0); /* Un-compression failure */
return NULL;
}
cfg = GNUNET_CONFIGURATION_create ();
- GNUNET_assert (GNUNET_OK ==
- GNUNET_CONFIGURATION_deserialize (cfg, (const char *) data,
- (size_t) data_len,
- GNUNET_NO));
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_deserialize (cfg, (const char *) data,
+ (size_t) data_len,
+ GNUNET_NO))
+ {
+ GNUNET_free (data);
+ GNUNET_break_op (0); /* De-serialization failure */
+ return NULL;
+ }
GNUNET_free (data);
return cfg;
}
}
+/**
+ * Function called when a shutdown peers operation is ready
+ *
+ * @param cls the closure from GNUNET_TESTBED_operation_create_()
+ */
+static void
+opstart_shutdown_peers (void *cls)
+{
+ struct OperationContext *opc = cls;
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_TESTBED_ShutdownPeersMessage *msg;
+
+ opc->state = OPC_STATE_STARTED;
+ env = GNUNET_MQ_msg (msg,
+ GNUNET_MESSAGE_TYPE_TESTBED_SHUTDOWN_PEERS);
+ msg->operation_id = GNUNET_htonll (opc->id);
+ GNUNET_TESTBED_insert_opc_ (opc->c,
+ opc);
+ GNUNET_MQ_send (opc->c->mq,
+ env);
+}
+
+
+/**
+ * Callback which will be called when shutdown peers operation is released
+ *
+ * @param cls the closure from GNUNET_TESTBED_operation_create_()
+ */
+static void
+oprelease_shutdown_peers (void *cls)
+{
+ struct OperationContext *opc = cls;
+
+ switch (opc->state)
+ {
+ case OPC_STATE_STARTED:
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
+ /* no break; continue */
+ case OPC_STATE_INIT:
+ GNUNET_free (opc->data);
+ break;
+ case OPC_STATE_FINISHED:
+ break;
+ }
+ GNUNET_free (opc);
+}
+
+
+/**
+ * Stops and destroys all peers. Is equivalent of calling
+ * GNUNET_TESTBED_peer_stop() and GNUNET_TESTBED_peer_destroy() on all peers,
+ * except that the peer stop event and operation finished event corresponding to
+ * the respective functions are not generated. This function should be called
+ * when there are no other pending operations. If there are pending operations,
+ * it will return NULL
+ *
+ * @param c the controller to send this message to
+ * @param op_cls closure for the operation
+ * @param cb the callback to call when all peers are stopped and destroyed
+ * @param cb_cls the closure for the callback
+ * @return operation handle on success; NULL if any pending operations are
+ * present
+ */
+struct GNUNET_TESTBED_Operation *
+GNUNET_TESTBED_shutdown_peers (struct GNUNET_TESTBED_Controller *c,
+ void *op_cls,
+ GNUNET_TESTBED_OperationCompletionCallback cb,
+ void *cb_cls)
+{
+ struct OperationContext *opc;
+ struct ShutdownPeersData *data;
+
+ if (0 != GNUNET_CONTAINER_multihashmap32_size (c->opc_map))
+ return NULL;
+ data = GNUNET_new (struct ShutdownPeersData);
+ data->cb = cb;
+ data->cb_cls = cb_cls;
+ opc = GNUNET_new (struct OperationContext);
+ opc->c = c;
+ opc->op_cls = op_cls;
+ opc->data = data;
+ opc->id = GNUNET_TESTBED_get_next_op_id (c);
+ opc->type = OP_SHUTDOWN_PEERS;
+ opc->state = OPC_STATE_INIT;
+ opc->op = GNUNET_TESTBED_operation_create_ (opc, &opstart_shutdown_peers,
+ &oprelease_shutdown_peers);
+ GNUNET_TESTBED_operation_queue_insert_ (opc->c->opq_parallel_operations,
+ opc->op);
+ GNUNET_TESTBED_operation_begin_wait_ (opc->op);
+ return opc->op;
+}
+
+
+/**
+ * Return the index of the peer inside of the total peer array,
+ * aka. the peer's "unique ID".
+ *
+ * @param peer Peer handle.
+ *
+ * @return The peer's unique ID.
+ */
+uint32_t
+GNUNET_TESTBED_get_index (const struct GNUNET_TESTBED_Peer *peer)
+{
+ return peer->unique_id;
+}
+
+
+/**
+ * Remove a barrier and it was the last one in the barrier hash map, destroy the
+ * hash map
+ *
+ * @param barrier the barrier to remove
+ */
+void
+GNUNET_TESTBED_barrier_remove_ (struct GNUNET_TESTBED_Barrier *barrier)
+{
+ struct GNUNET_TESTBED_Controller *c = barrier->c;
+
+ GNUNET_assert (NULL != c->barrier_map); /* No barriers present */
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_CONTAINER_multihashmap_remove (c->barrier_map,
+ &barrier->key,
+ barrier));
+ GNUNET_free (barrier->name);
+ GNUNET_free (barrier);
+ if (0 == GNUNET_CONTAINER_multihashmap_size (c->barrier_map))
+ {
+ GNUNET_CONTAINER_multihashmap_destroy (c->barrier_map);
+ c->barrier_map = NULL;
+ }
+}
+
+
+/**
+ * Initialise a barrier and call the given callback when the required percentage
+ * of peers (quorum) reach the barrier OR upon error.
+ *
+ * @param controller the handle to the controller
+ * @param name identification name of the barrier
+ * @param quorum the percentage of peers that is required to reach the barrier.
+ * Peers signal reaching a barrier by calling
+ * GNUNET_TESTBED_barrier_reached().
+ * @param cb the callback to call when the barrier is reached or upon error.
+ * Cannot be NULL.
+ * @param cls closure for the above callback
+ * @param echo GNUNET_YES to echo the barrier crossed status message back to the
+ * controller
+ * @return barrier handle; NULL upon error
+ */
+struct GNUNET_TESTBED_Barrier *
+GNUNET_TESTBED_barrier_init_ (struct GNUNET_TESTBED_Controller *controller,
+ const char *name,
+ unsigned int quorum,
+ GNUNET_TESTBED_barrier_status_cb cb, void *cls,
+ int echo)
+{
+ struct GNUNET_TESTBED_BarrierInit *msg;
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_TESTBED_Barrier *barrier;
+ struct GNUNET_HashCode key;
+ size_t name_len;
+
+ GNUNET_assert (quorum <= 100);
+ GNUNET_assert (NULL != cb);
+ name_len = strlen (name);
+ GNUNET_assert (0 < name_len);
+ GNUNET_CRYPTO_hash (name, name_len, &key);
+ if (NULL == controller->barrier_map)
+ controller->barrier_map = GNUNET_CONTAINER_multihashmap_create (3, GNUNET_YES);
+ if (GNUNET_YES ==
+ GNUNET_CONTAINER_multihashmap_contains (controller->barrier_map,
+ &key))
+ {
+ GNUNET_break (0);
+ return NULL;
+ }
+ LOG_DEBUG ("Initialising barrier `%s'\n", name);
+ barrier = GNUNET_new (struct GNUNET_TESTBED_Barrier);
+ barrier->c = controller;
+ barrier->name = GNUNET_strdup (name);
+ barrier->cb = cb;
+ barrier->cls = cls;
+ barrier->echo = echo;
+ (void) memcpy (&barrier->key, &key, sizeof (struct GNUNET_HashCode));
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_CONTAINER_multihashmap_put (controller->barrier_map,
+ &barrier->key,
+ barrier,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_FAST));
+
+ env = GNUNET_MQ_msg_extra (msg,
+ name_len,
+ GNUNET_MESSAGE_TYPE_TESTBED_BARRIER_INIT);
+ msg->quorum = (uint8_t) quorum;
+ memcpy (msg->name,
+ barrier->name,
+ name_len);
+ GNUNET_MQ_send (barrier->c->mq,
+ env);
+ return barrier;
+}
+
+
+/**
+ * Initialise a barrier and call the given callback when the required percentage
+ * of peers (quorum) reach the barrier OR upon error.
+ *
+ * @param controller the handle to the controller
+ * @param name identification name of the barrier
+ * @param quorum the percentage of peers that is required to reach the barrier.
+ * Peers signal reaching a barrier by calling
+ * GNUNET_TESTBED_barrier_reached().
+ * @param cb the callback to call when the barrier is reached or upon error.
+ * Cannot be NULL.
+ * @param cls closure for the above callback
+ * @return barrier handle; NULL upon error
+ */
+struct GNUNET_TESTBED_Barrier *
+GNUNET_TESTBED_barrier_init (struct GNUNET_TESTBED_Controller *controller,
+ const char *name,
+ unsigned int quorum,
+ GNUNET_TESTBED_barrier_status_cb cb, void *cls)
+{
+ return GNUNET_TESTBED_barrier_init_ (controller,
+ name, quorum, cb, cls, GNUNET_YES);
+}
+
+
+/**
+ * Cancel a barrier.
+ *
+ * @param barrier the barrier handle
+ */
+void
+GNUNET_TESTBED_barrier_cancel (struct GNUNET_TESTBED_Barrier *barrier)
+{
+ struct GNUNET_MQ_Envelope *env;
+ struct GNUNET_TESTBED_BarrierCancel *msg;
+ size_t slen;
+
+ slen = strlen (barrier->name);
+ env = GNUNET_MQ_msg_extra (msg,
+ slen,
+ GNUNET_MESSAGE_TYPE_TESTBED_BARRIER_CANCEL);
+ memcpy (msg->name,
+ barrier->name,
+ slen);
+ GNUNET_MQ_send (barrier->c->mq,
+ env);
+ GNUNET_TESTBED_barrier_remove_ (barrier);
+}
+
+
/* end of testbed_api.c */