/*
This file is part of GNUnet
- (C) 2008--2012 Christian Grothoff (and other contributing authors)
+ (C) 2008--2013 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
#include "testbed_api_hosts.h"
#include "testbed_api_peers.h"
#include "testbed_api_operations.h"
+#include "testbed_api_sd.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
#define TIMEOUT_REL TIME_REL_SECS(1)
-/**
- * Testbed Helper binary name
- */
-#define HELPER_TESTBED_BINARY "gnunet-helper-testbed"
-
-
/**
* The message queue for sending messages to the controller service
*/
/**
- * Structure for a controller link
+ * Context data for forwarded Operation
*/
-struct ControllerLink
+struct ForwardedOperationData
{
- /**
- * The next ptr for DLL
- */
- struct ControllerLink *next;
/**
- * The prev ptr for DLL
+ * The callback to call when reply is available
*/
- struct ControllerLink *prev;
+ GNUNET_CLIENT_MessageHandler cc;
/**
- * The host which will be referred in the peer start request. This is the
- * host where the peer should be started
+ * The closure for the above callback
*/
- struct GNUNET_TESTBED_Host *delegated_host;
+ void *cc_cls;
+};
+
+
+/**
+ * Context data for get slave config operations
+ */
+struct GetSlaveConfigData
+{
/**
- * The host which will contacted to delegate the peer start request
+ * The id of the slave controller
*/
- struct GNUNET_TESTBED_Host *slave_host;
+ uint32_t slave_id;
+
+};
+
+/**
+ * Context data for controller link operations
+ */
+struct ControllerLinkData
+{
/**
- * The configuration to be used to connect to slave host
+ * The controller link message
*/
- const struct GNUNET_CONFIGURATION_Handle *slave_cfg;
+ struct GNUNET_TESTBED_ControllerLinkRequest *msg;
/**
- * 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 id of the host which is hosting the controller to be linked
*/
- int is_subordinate;
+ uint32_t host_id;
+
};
/**
- * handle for host registration
+ * Date context for OP_SHUTDOWN_PEERS operations
*/
-struct GNUNET_TESTBED_HostRegistrationHandle
+struct ShutdownPeersData
{
/**
- * The host being registered
+ * The operation completion callback to call
*/
- struct GNUNET_TESTBED_Host *host;
+ GNUNET_TESTBED_OperationCompletionCallback cb;
+
+ /**
+ * The closure for the above callback
+ */
+ void *cb_cls;
+};
+
+/**
+ * An entry in the stack for keeping operations which are about to expire
+ */
+struct ExpireOperationEntry
+{
/**
- * The controller at which this host is being registered
+ * DLL head; new entries are to be inserted here
*/
- struct GNUNET_TESTBED_Controller *c;
+ struct ExpireOperationEntry *next;
/**
- * The Registartion completion callback
+ * DLL tail; entries are deleted from here
*/
- GNUNET_TESTBED_HostRegistrationCompletion cc;
+ struct ExpireOperationEntry *prev;
/**
- * The closure for above callback
+ * The operation. This will be a dangling pointer when the operation is freed
*/
- void *cc_cls;
+ const struct GNUNET_TESTBED_Operation *op;
};
/**
- * Context data for forwarded Operation
+ * DLL head for list of operations marked for expiry
*/
-struct ForwardedOperationData
+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)
+{
+ struct ExpireOperationEntry *entry;
+
+ entry = GNUNET_malloc (sizeof (struct ExpireOperationEntry));
+ entry->op = op;
+ GNUNET_CONTAINER_DLL_insert_tail (exop_head, exop_tail, entry);
+}
+
+
+/**
+ * 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)
+ */
+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 callback to call when reply is available
+ * The result of the search
*/
- GNUNET_CLIENT_MessageHandler cc;
+ struct OperationContext *opc;
/**
- * The closure for the above callback
+ * The id of the operation context we are searching for
*/
- void *cc_cls;
-
+ uint64_t id;
};
+/**
+ * Search iterator for searching an operation context
+ *
+ * @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 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;
+}
- for (opc = c->ocq_head; NULL != opc; opc = opc->next)
- {
- if (id == opc->id)
- return opc;
- }
- return NULL;
+
+/**
+ * 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));
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM message from
- * controller (testbed service)
+ * Removes the given operation context from the operation context map of the
+ * given controller
*
- * @param c the controller handler
- * @param msg message received
- * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
- * not
+ * @param c the controller
+ * @param opc the operation context to remove
*/
-static int
-handle_addhostconfirm (struct GNUNET_TESTBED_Controller *c,
- const struct GNUNET_TESTBED_HostConfirmedMessage *msg)
+void
+GNUNET_TESTBED_remove_opc_ (const struct GNUNET_TESTBED_Controller *c,
+ struct OperationContext *opc)
{
- struct GNUNET_TESTBED_HostRegistrationHandle *rh;
- char *emsg;
- uint16_t msg_size;
+ GNUNET_assert (NULL != c->opc_map);
+ GNUNET_assert (GNUNET_YES ==
+ GNUNET_CONTAINER_multihashmap32_remove (c->opc_map,
+ (uint32_t) opc->id,
+ opc));
+}
- rh = c->rh;
- if (NULL == rh)
- {
- return GNUNET_OK;
- }
- 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 GNUNET_OK;
- }
- c->rh = NULL;
- msg_size = ntohs (msg->header.size);
- if (sizeof (struct GNUNET_TESTBED_HostConfirmedMessage) == msg_size)
- {
- 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 GNUNET_OK;
- }
- /* We have an error message */
- emsg = (char *) &msg[1];
- if ('\0' !=
- emsg[msg_size - sizeof (struct GNUNET_TESTBED_HostConfirmedMessage)])
- {
- GNUNET_break (0);
- GNUNET_free (rh);
- return GNUNET_NO;
- }
- 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);
- return GNUNET_OK;
+
+/**
+ * Handler for forwarded operations
+ *
+ * @param c the controller handle
+ * @param opc the opearation context
+ * @param msg the message
+ */
+static void
+handle_forwarded_operation_msg (struct GNUNET_TESTBED_Controller *c,
+ struct OperationContext *opc,
+ const struct GNUNET_MessageHeader *msg)
+{
+ struct ForwardedOperationData *fo_data;
+
+ fo_data = opc->data;
+ if (NULL != fo_data->cc)
+ fo_data->cc (fo_data->cc_cls, msg);
+ GNUNET_TESTBED_remove_opc_ (c, opc);
+ GNUNET_free (fo_data);
+ GNUNET_free (opc);
}
GNUNET_TESTBED_GenericOperationSuccessEventMessage *msg)
{
struct OperationContext *opc;
- struct GNUNET_TESTBED_EventInformation *event;
+ GNUNET_TESTBED_OperationCompletionCallback op_comp_cb;
+ void *op_comp_cb_cls;
+ struct GNUNET_TESTBED_EventInformation event;
uint64_t op_id;
op_id = GNUNET_ntohll (msg->operation_id);
- LOG_DEBUG ("Operation %ul successful\n", op_id);
+ LOG_DEBUG ("Operation %lu successful\n", op_id);
if (NULL == (opc = find_opc (c, op_id)))
{
LOG_DEBUG ("Operation not found\n");
return GNUNET_YES;
}
- event = NULL;
- if (0 != (c->event_mask & (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED)))
- event = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_EventInformation));
- if (NULL != event)
- event->type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
+ event.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
+ 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:
{
- struct ForwardedOperationData *fo_data;
-
- fo_data = opc->data;
- if (NULL != fo_data->cc)
- fo_data->cc (fo_data->cc_cls, (const struct GNUNET_MessageHeader *) msg);
- GNUNET_CONTAINER_DLL_remove (c->ocq_head, c->ocq_tail, opc);
- GNUNET_free (fo_data);
- GNUNET_free (opc);
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
break;
struct GNUNET_TESTBED_Peer *peer;
peer = opc->data;
+ GNUNET_TESTBED_peer_deregister_ (peer);
GNUNET_free (peer);
opc->data = NULL;
//PEERDESTROYDATA
}
break;
- case OP_LINK_CONTROLLERS:
+ 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);
}
- if (NULL != event)
- {
- event->details.operation_finished.operation = opc->op;
- event->details.operation_finished.op_cls = NULL;
- event->details.operation_finished.emsg = NULL;
- event->details.operation_finished.generic = NULL;
- }
- 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 != event)
+ 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);
- GNUNET_free (event);
+ c->cc (c->cc_cls, &event);
+ if (GNUNET_NO == exop_check (event.op))
+ return GNUNET_YES;
}
+ else
+ LOG_DEBUG ("Not calling callback\n");
+ 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));
return GNUNET_YES;
}
* Handler for GNUNET_MESSAGE_TYPE_TESTBED_PEERCREATESUCCESS message from
* controller (testbed service)
*
- * @param c the controller handler
+ * @param c the controller handle
* @param msg message received
* @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
* not
struct OperationContext *opc;
struct PeerCreateData *data;
struct GNUNET_TESTBED_Peer *peer;
+ struct GNUNET_TESTBED_Operation *op;
GNUNET_TESTBED_PeerCreateCallback cb;
void *cls;
uint64_t op_id;
}
if (OP_FORWARDED == opc->type)
{
- struct ForwardedOperationData *fo_data;
-
- fo_data = opc->data;
- if (NULL != fo_data->cc)
- fo_data->cc (fo_data->cc_cls, (const struct GNUNET_MessageHeader *) msg);
- GNUNET_CONTAINER_DLL_remove (c->ocq_head, c->ocq_tail, opc);
- GNUNET_free (fo_data);
- GNUNET_free (opc);
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
GNUNET_assert (OP_PEER_CREATE == opc->type);
peer = data->peer;
GNUNET_assert (peer->unique_id == ntohl (msg->peer_id));
peer->state = PS_CREATED;
+ GNUNET_TESTBED_peer_register_ (peer);
cb = data->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);
+ /* You could have marked the operation as done by now */
+ GNUNET_break (GNUNET_NO == exop_check (op));
return GNUNET_YES;
}
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 (OP_FORWARDED == opc->type)
{
- struct ForwardedOperationData *fo_data;
-
- fo_data = opc->data;
- if (NULL != fo_data->cc)
- fo_data->cc (fo_data->cc_cls, (const struct GNUNET_MessageHeader *) msg);
- GNUNET_CONTAINER_DLL_remove (c->ocq_head, c->ocq_tail, opc);
- GNUNET_free (fo_data);
- GNUNET_free (opc);
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
GNUNET_assert ((OP_PEER_START == opc->type) || (OP_PEER_STOP == opc->type));
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:
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);
+ c->cc (c->cc_cls, &event);
+ if (GNUNET_NO == exop_check (event.op))
+ return GNUNET_YES;
}
if (NULL != pcc)
pcc (pcc_cls, NULL);
+ /* You could have marked the operation as done by now */
+ GNUNET_break (GNUNET_NO == exop_check (event.op));
return GNUNET_YES;
}
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;
}
- data = opc->data;
- GNUNET_assert (NULL != data);
+ if (OP_FORWARDED == opc->type)
+ {
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
+ return GNUNET_YES;
+ }
+ GNUNET_assert (OP_OVERLAY_CONNECT == opc->type);
+ 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;
- GNUNET_free (data);
- 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 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));
return GNUNET_YES;
}
}
if (OP_FORWARDED == opc->type)
{
- struct ForwardedOperationData *fo_data;
-
- fo_data = opc->data;
- if (NULL != fo_data->cc)
- fo_data->cc (fo_data->cc_cls, (const struct GNUNET_MessageHeader *) msg);
- GNUNET_CONTAINER_DLL_remove (c->ocq_head, c->ocq_tail, opc);
- GNUNET_free (fo_data);
- GNUNET_free (opc);
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
data = opc->data;
GNUNET_assert (NULL != peer);
GNUNET_assert (ntohl (msg->peer_id) == peer->unique_id);
pinfo = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_PeerInformation));
- pinfo->pit = data->pit;
+ pinfo->pit = data->pit;
cb = data->cb;
cb_cls = data->cb_cls;
+ GNUNET_assert (NULL != cb);
GNUNET_free (data);
- opc->data = NULL;
+ 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,
- sizeof (struct GNUNET_PeerIdentity));
+ sizeof (struct GNUNET_PeerIdentity));
break;
case GNUNET_TESTBED_PIT_CONFIGURATION:
- pinfo->result.cfg = /* Freed in oprelease_peer_getinfo */
- GNUNET_TESTBED_get_config_from_peerinfo_msg_ (msg);
+ pinfo->result.cfg = /* Freed in oprelease_peer_getinfo */
+ GNUNET_TESTBED_extract_config_ (&msg->header);
break;
case GNUNET_TESTBED_PIT_GENERIC:
GNUNET_assert (0); /* never reach here */
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);
+ 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
+ */
return GNUNET_YES;
}
/**
- * Handler for GNUNET_MESSAGE_TYPE_TESTBED_OPERATIONEVENT message from
+ * Handler for GNUNET_MESSAGE_TYPE_TESTBED_OPERATIONFAILEVENT message from
* controller (testbed service)
*
* @param c the controller handler
*msg)
{
struct OperationContext *opc;
- char *emsg;
+ const char *emsg;
uint64_t op_id;
+ uint64_t mask;
struct GNUNET_TESTBED_EventInformation event;
- uint16_t msize;
op_id = GNUNET_ntohll (msg->operation_id);
if (NULL == (opc = find_opc (c, op_id)))
}
if (OP_FORWARDED == opc->type)
{
- struct ForwardedOperationData *fo_data;
-
- fo_data = opc->data;
- if (NULL != fo_data->cc)
- fo_data->cc (fo_data->cc_cls, (const struct GNUNET_MessageHeader *) msg);
- GNUNET_CONTAINER_DLL_remove (c->ocq_head, c->ocq_tail, opc);
- GNUNET_free (fo_data);
- GNUNET_free (opc);
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
- 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)
+ emsg = "Unknown error";
+ if (OP_PEER_INFO == opc->type)
+ {
+ struct PeerInfoData *data;
+
+ data = opc->data;
+ 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 */
+ }
+ 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))
+ {
+ exop_insert (event.op);
+ c->cc (c->cc_cls, &event);
+ if (GNUNET_NO == exop_check (event.op))
+ return GNUNET_YES;
+ }
switch (opc->type)
{
- /* FIXME: Cleanup the data pointer depending on the type of opc */
+ case OP_PEER_CREATE:
+ {
+ struct PeerCreateData *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;
+
+ 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;
+
+ data = opc->data;
+ data->failed = GNUNET_YES;
+ 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);
}
- msize = ntohs (msg->header.size);
- emsg = NULL;
- if (msize > sizeof (struct GNUNET_TESTBED_OperationFailureEventMessage))
+ return GNUNET_YES;
+}
+
+
+/**
+ * Function to build GET_SLAVE_CONFIG message
+ *
+ * @param op_id the id this message should contain in its operation id field
+ * @param slave_id the id this message should contain in its slave id field
+ * @return newly allocated SlaveGetConfigurationMessage
+ */
+static struct GNUNET_TESTBED_SlaveGetConfigurationMessage *
+GNUNET_TESTBED_generate_slavegetconfig_msg_ (uint64_t op_id, uint32_t slave_id)
+{
+ struct GNUNET_TESTBED_SlaveGetConfigurationMessage *msg;
+ uint16_t msize;
+
+ msize = sizeof (struct GNUNET_TESTBED_SlaveGetConfigurationMessage);
+ msg = GNUNET_malloc (msize);
+ msg->header.size = htons (msize);
+ msg->header.type =
+ htons (GNUNET_MESSAGE_TYPE_TESTBED_GET_SLAVE_CONFIGURATION);
+ msg->operation_id = GNUNET_htonll (op_id);
+ msg->slave_id = htonl (slave_id);
+ return msg;
+}
+
+
+/**
+ * Handler for GNUNET_MESSAGE_TYPE_TESTBED_SLAVECONFIG 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,
+ const struct GNUNET_TESTBED_SlaveConfiguration *msg)
+{
+ 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;
+ }
+ if (OP_GET_SLAVE_CONFIG != opc->type)
{
- msize -= sizeof (struct GNUNET_TESTBED_OperationFailureEventMessage);
- emsg = (char *) &msg[1];
- GNUNET_assert ('\0' == emsg[msize - 1]);
+ GNUNET_break (0);
+ return GNUNET_YES;
}
- if ((0 != (GNUNET_TESTBED_ET_OPERATION_FINISHED & c->event_mask)) &&
+ opc->state = OPC_STATE_FINISHED;
+ 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.details.operation_finished.operation = opc->op;
- event.details.operation_finished.op_cls = NULL;
- event.details.operation_finished.emsg = emsg;
- event.details.operation_finished.generic = NULL;
+ event.op = opc->op;
+ event.op_cls = opc->op_cls;
+ event.details.operation_finished.generic = opc->data;
+ event.details.operation_finished.emsg = NULL;
c->cc (c->cc_cls, &event);
}
return GNUNET_YES;
/**
- * Handler for messages from controller (testbed service)
+ * Handler for GNUNET_MESSAGE_TYPE_TESTBED_SLAVECONFIG message from controller
+ * (testbed service)
*
- * @param cls the controller handler
- * @param msg message received, NULL on timeout or fatal error
+ * @param c the controller handler
+ * @param msg message received
+ * @return GNUNET_YES if we can continue receiving from service; GNUNET_NO if
+ * not
*/
-static void
-message_handler (void *cls, const struct GNUNET_MessageHeader *msg)
+static int
+handle_link_controllers_result (struct GNUNET_TESTBED_Controller *c,
+ const struct
+ GNUNET_TESTBED_ControllerLinkResponse *msg)
{
- struct GNUNET_TESTBED_Controller *c = cls;
- int status;
- uint16_t msize;
+ struct OperationContext *opc;
+ struct ControllerLinkData *data;
+ struct GNUNET_CONFIGURATION_Handle *cfg;
+ struct GNUNET_TESTBED_Host *host;
+ char *emsg;
+ uint64_t op_id;
+ 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;
+ }
+ if (OP_FORWARDED == opc->type)
+ {
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
+ return GNUNET_YES;
+ }
+ if (OP_LINK_CONTROLLERS != opc->type)
+ {
+ GNUNET_break (0);
+ return GNUNET_YES;
+ }
+ 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.op = opc->op;
+ event.op_cls = opc->op_cls;
+ event.details.operation_finished.emsg = NULL;
+ event.details.operation_finished.generic = NULL;
+ emsg = NULL;
+ cfg = NULL;
+ if (GNUNET_NO == ntohs (msg->success))
+ {
+ emsg = GNUNET_malloc (ntohs (msg->header.size)
+ - sizeof (struct
+ GNUNET_TESTBED_ControllerLinkResponse) + 1);
+ memcpy (emsg, &msg[1], ntohs (msg->header.size)
+ - sizeof (struct
+ GNUNET_TESTBED_ControllerLinkResponse));
+ event.details.operation_finished.emsg = emsg;
+ }
+ else
+ {
+ if (0 != ntohs (msg->config_size))
+ {
+ cfg = GNUNET_TESTBED_extract_config_ ((const struct GNUNET_MessageHeader *) msg);
+ GNUNET_assert (NULL != cfg);
+ GNUNET_TESTBED_host_replace_cfg_ (host, cfg);
+ }
+ }
+ if (0 != (c->event_mask & (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED)))
+ {
+ if (NULL != c->cc)
+ c->cc (c->cc_cls, &event);
+ }
+ else
+ LOG_DEBUG ("Not calling callback\n");
+ if (NULL != cfg)
+ GNUNET_CONFIGURATION_destroy (cfg);
+ GNUNET_free_non_null (emsg);
+ return GNUNET_YES;
+}
+
+
+/**
+ * Handler for messages from controller (testbed service)
+ *
+ * @param cls the controller handler
+ * @param msg message received, NULL on timeout or fatal error
+ */
+static void
+message_handler (void *cls, const struct GNUNET_MessageHeader *msg)
+{
+ struct GNUNET_TESTBED_Controller *c = cls;
+ int status;
+ uint16_t msize;
c->in_receive = GNUNET_NO;
/* FIXME: Add checks for message integrity */
msize = ntohs (msg->size);
switch (ntohs (msg->type))
{
- case GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM:
+ case GNUNET_MESSAGE_TYPE_TESTBED_ADD_HOST_SUCCESS:
GNUNET_assert (msize >=
sizeof (struct GNUNET_TESTBED_HostConfirmedMessage));
status =
- handle_addhostconfirm (c,
- (const struct GNUNET_TESTBED_HostConfirmedMessage
- *) msg);
+ GNUNET_TESTBED_host_handle_addhostconfirm_
+ (c, (const struct GNUNET_TESTBED_HostConfirmedMessage*) msg);
break;
- case GNUNET_MESSAGE_TYPE_TESTBED_GENERICOPSUCCESS:
+ case GNUNET_MESSAGE_TYPE_TESTBED_GENERIC_OPERATION_SUCCESS:
GNUNET_assert (msize ==
sizeof (struct
GNUNET_TESTBED_GenericOperationSuccessEventMessage));
GNUNET_TESTBED_GenericOperationSuccessEventMessage *)
msg);
break;
- case GNUNET_MESSAGE_TYPE_TESTBED_PEERCREATESUCCESS:
+ 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_CREATE_PEER_SUCCESS:
GNUNET_assert (msize ==
sizeof (struct
GNUNET_TESTBED_PeerCreateSuccessEventMessage));
GNUNET_TESTBED_PeerCreateSuccessEventMessage
*) msg);
break;
- case GNUNET_MESSAGE_TYPE_TESTBED_PEEREVENT:
+ case GNUNET_MESSAGE_TYPE_TESTBED_PEER_EVENT:
GNUNET_assert (msize == sizeof (struct GNUNET_TESTBED_PeerEventMessage));
status =
handle_peer_event (c,
msg);
break;
- case GNUNET_MESSAGE_TYPE_TESTBED_PEERCONFIG:
+ case GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONFIGURATION:
GNUNET_assert (msize >=
sizeof (struct
GNUNET_TESTBED_PeerConfigurationInformationMessage));
GNUNET_TESTBED_PeerConfigurationInformationMessage
*) msg);
break;
- case GNUNET_MESSAGE_TYPE_TESTBED_PEERCONEVENT:
+ case GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONNECT_EVENT:
GNUNET_assert (msize ==
sizeof (struct GNUNET_TESTBED_ConnectionEventMessage));
status =
(const struct
GNUNET_TESTBED_ConnectionEventMessage *) msg);
break;
- case GNUNET_MESSAGE_TYPE_TESTBED_OPERATIONEVENT:
- GNUNET_assert (msize >=
- sizeof (struct GNUNET_TESTBED_OperationFailureEventMessage));
+ case GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_CONFIGURATION:
+ GNUNET_assert (msize > sizeof (struct GNUNET_TESTBED_SlaveConfiguration));
status =
- handle_op_fail_event (c,
- (const struct
- GNUNET_TESTBED_OperationFailureEventMessage *)
- msg);
+ 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);
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);
}
-/**
- * Handle for controller process
- */
-struct GNUNET_TESTBED_ControllerProc
-{
- /**
- * The process handle
- */
- struct GNUNET_HELPER_Handle *helper;
-
- /**
- * The host where the helper is run
- */
- struct GNUNET_TESTBED_Host *host;
-
- /**
- * The controller error callback
- */
- GNUNET_TESTBED_ControllerStatusCallback cb;
-
- /**
- * The closure for the above callback
- */
- void *cls;
-
- /**
- * The send handle for the helper
- */
- struct GNUNET_HELPER_SendHandle *shandle;
-
- /**
- * The message corresponding to send handle
- */
- struct GNUNET_MessageHeader *msg;
-
- /**
- * The port number for ssh; used for helpers starting ssh
- */
- char *port;
-
- /**
- * The ssh destination string; used for helpers starting ssh
- */
- char *dst;
-
- /**
- * The configuration of the running testbed service
- */
- struct GNUNET_CONFIGURATION_Handle *cfg;
-
-};
-
-
-/**
- * Functions with this signature are called whenever a
- * complete message is received by the tokenizer.
- *
- * Do not call GNUNET_SERVER_mst_destroy in callback
- *
- * @param cls closure
- * @param client identification of the client
- * @param message the actual message
- *
- * @return GNUNET_OK on success, GNUNET_SYSERR to stop further processing
- */
-static int
-helper_mst (void *cls, void *client, const struct GNUNET_MessageHeader *message)
-{
- struct GNUNET_TESTBED_ControllerProc *cp = cls;
- const struct GNUNET_TESTBED_HelperReply *msg;
- const char *hostname;
- char *config;
- uLongf config_size;
- uLongf xconfig_size;
-
- msg = (const struct GNUNET_TESTBED_HelperReply *) message;
- GNUNET_assert (sizeof (struct GNUNET_TESTBED_HelperReply) <
- ntohs (msg->header.size));
- GNUNET_assert (GNUNET_MESSAGE_TYPE_TESTBED_HELPER_REPLY ==
- ntohs (msg->header.type));
- config_size = (uLongf) ntohs (msg->config_size);
- xconfig_size =
- (uLongf) (ntohs (msg->header.size) -
- sizeof (struct GNUNET_TESTBED_HelperReply));
- config = GNUNET_malloc (config_size);
- GNUNET_assert (Z_OK ==
- uncompress ((Bytef *) config, &config_size,
- (const Bytef *) &msg[1], xconfig_size));
- GNUNET_assert (NULL == cp->cfg);
- cp->cfg = GNUNET_CONFIGURATION_create ();
- GNUNET_assert (GNUNET_CONFIGURATION_deserialize
- (cp->cfg, config, config_size, GNUNET_NO));
- GNUNET_free (config);
- if ((NULL == cp->host) ||
- (NULL == (hostname = GNUNET_TESTBED_host_get_hostname_ (cp->host))))
- hostname = "localhost";
- /* Change the hostname so that we can connect to it */
- GNUNET_CONFIGURATION_set_value_string (cp->cfg, "testbed", "hostname",
- hostname);
- cp->cb (cp->cls, cp->cfg, GNUNET_OK);
- return GNUNET_OK;
-}
-
-
-/**
- * Continuation function from GNUNET_HELPER_send()
- *
- * @param cls closure
- * @param result GNUNET_OK on success,
- * GNUNET_NO if helper process died
- * GNUNET_SYSERR during GNUNET_HELPER_stop
- */
-static void
-clear_msg (void *cls, int result)
-{
- struct GNUNET_TESTBED_ControllerProc *cp = cls;
-
- GNUNET_assert (NULL != cp->shandle);
- cp->shandle = NULL;
- GNUNET_free (cp->msg);
-}
-
-
-/**
- * Callback that will be called when the helper process dies. This is not called
- * when the helper process is stoped using GNUNET_HELPER_stop()
- *
- * @param cls the closure from GNUNET_HELPER_start()
- */
-static void
-helper_exp_cb (void *cls)
-{
- struct GNUNET_TESTBED_ControllerProc *cp = cls;
- GNUNET_TESTBED_ControllerStatusCallback cb;
- void *cb_cls;
-
- cb = cp->cb;
- cb_cls = cp->cls;
- cp->helper = NULL;
- GNUNET_TESTBED_controller_stop (cp);
- if (NULL != cb)
- cb (cb_cls, NULL, GNUNET_SYSERR);
-}
-
-
/**
* Function to call to start a link-controllers type operation once all queues
* the operation is part of declare that the operation can be activated.
opstart_link_controllers (void *cls)
{
struct OperationContext *opc = cls;
- struct GNUNET_TESTBED_ControllerLinkMessage *msg;
+ struct ControllerLinkData *data;
+ struct GNUNET_TESTBED_ControllerLinkRequest *msg;
GNUNET_assert (NULL != opc->data);
- msg = opc->data;
- opc->data = NULL;
+ data = opc->data;
+ 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);
}
oprelease_link_controllers (void *cls)
{
struct OperationContext *opc = cls;
+ struct ControllerLinkData *data;
- if (OPC_STATE_INIT == opc->state)
- GNUNET_free (opc->data);
- if (OPC_STATE_STARTED == opc->state)
- GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ data = opc->data;
+ switch (opc->state)
+ {
+ case OPC_STATE_INIT:
+ GNUNET_free (data->msg);
+ break;
+ case OPC_STATE_STARTED:
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
+ break;
+ case OPC_STATE_FINISHED:
+ break;
+ }
+ GNUNET_free_non_null (data);
GNUNET_free (opc);
}
/**
- * Starts a controller process at the host. FIXME: add controller start callback
- * with the configuration with which the controller is started
+ * Function to be called when get slave config operation is ready
*
- * @param controller_ip the ip address of the controller. Will be set as TRUSTED
- * host when starting testbed controller at host
- * @param host the host where the controller has to be started; NULL for
- * localhost
- * @param cfg template configuration to use for the remote controller; the
- * remote controller will be started with a slightly modified
- * configuration (port numbers, unix domain sockets and service home
- * values are changed as per TESTING library on the remote host)
- * @param cb function called when the controller is successfully started or
- * dies unexpectedly; GNUNET_TESTBED_controller_stop shouldn't be
- * called if cb is called with GNUNET_SYSERR as status. Will never be
- * called in the same task as 'GNUNET_TESTBED_controller_start'
- * (synchronous errors will be signalled by returning NULL). This
- * parameter cannot be NULL.
- * @param cls closure for above callbacks
- * @return the controller process handle, NULL on errors
+ * @param cls the OperationContext of type OP_GET_SLAVE_CONFIG
*/
-struct GNUNET_TESTBED_ControllerProc *
-GNUNET_TESTBED_controller_start (const char *controller_ip,
- struct GNUNET_TESTBED_Host *host,
- const struct GNUNET_CONFIGURATION_Handle *cfg,
- GNUNET_TESTBED_ControllerStatusCallback cb,
- void *cls)
+static void
+opstart_get_slave_config (void *cls)
{
- struct GNUNET_TESTBED_ControllerProc *cp;
- struct GNUNET_TESTBED_HelperInit *msg;
-
- cp = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_ControllerProc));
- if ((NULL == host) || (0 == GNUNET_TESTBED_host_get_id_ (host)))
- {
- char *const binary_argv[] = {
- HELPER_TESTBED_BINARY, NULL
- };
+ struct OperationContext *opc = cls;
+ struct GetSlaveConfigData *data = opc->data;
+ struct GNUNET_TESTBED_SlaveGetConfigurationMessage *msg;
- cp->helper =
- GNUNET_HELPER_start (GNUNET_YES, HELPER_TESTBED_BINARY, binary_argv,
- &helper_mst, &helper_exp_cb, cp);
- }
- else
- {
- char *remote_args[8];
- unsigned int argp;
- const char *username;
- const char *hostname;
-
- username = GNUNET_TESTBED_host_get_username_ (host);
- hostname = GNUNET_TESTBED_host_get_hostname_ (host);
- GNUNET_asprintf (&cp->port, "%u", GNUNET_TESTBED_host_get_ssh_port_ (host));
- if (NULL == username)
- GNUNET_asprintf (&cp->dst, "%s", hostname);
- else
- GNUNET_asprintf (&cp->dst, "%s@%s", username, hostname);
- LOG_DEBUG ("Starting SSH to destination %s\n", cp->dst);
- argp = 0;
- remote_args[argp++] = "ssh";
- remote_args[argp++] = "-p";
- remote_args[argp++] = cp->port;
- remote_args[argp++] = "-o";
- remote_args[argp++] = "BatchMode=yes";
- remote_args[argp++] = cp->dst;
- remote_args[argp++] = HELPER_TESTBED_BINARY;
- remote_args[argp++] = NULL;
- GNUNET_assert (argp == 8);
- cp->helper =
- GNUNET_HELPER_start (GNUNET_NO, "ssh", remote_args, &helper_mst,
- &helper_exp_cb, cp);
- }
- if (NULL == cp->helper)
- {
- GNUNET_free_non_null (cp->port);
- GNUNET_free_non_null (cp->dst);
- GNUNET_free (cp);
- return NULL;
- }
- cp->host = host;
- cp->cb = cb;
- cp->cls = cls;
- msg = GNUNET_TESTBED_create_helper_init_msg_ (controller_ip, cfg);
- cp->msg = &msg->header;
- cp->shandle =
- GNUNET_HELPER_send (cp->helper, &msg->header, GNUNET_NO, &clear_msg, cp);
- if (NULL == cp->shandle)
- {
- GNUNET_free (msg);
- GNUNET_TESTBED_controller_stop (cp);
- return NULL;
- }
- return cp;
+ GNUNET_assert (NULL != data);
+ msg = GNUNET_TESTBED_generate_slavegetconfig_msg_ (opc->id, data->slave_id);
+ 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;
}
/**
- * Stop the controller process (also will terminate all peers and controllers
- * dependent on this controller). This function blocks until the testbed has
- * been fully terminated (!).
+ * Function to be called when get slave config operation is cancelled or finished
*
- * @param cproc the controller process handle
+ * @param cls the OperationContext of type OP_GET_SLAVE_CONFIG
*/
-void
-GNUNET_TESTBED_controller_stop (struct GNUNET_TESTBED_ControllerProc *cproc)
+static void
+oprelease_get_slave_config (void *cls)
{
- if (NULL != cproc->shandle)
- GNUNET_HELPER_send_cancel (cproc->shandle);
- if (NULL != cproc->helper)
- GNUNET_HELPER_stop (cproc->helper);
- if (NULL != cproc->cfg)
- GNUNET_CONFIGURATION_destroy (cproc->cfg);
- GNUNET_free_non_null (cproc->port);
- GNUNET_free_non_null (cproc->dst);
- GNUNET_free (cproc);
+ struct OperationContext *opc = cls;
+
+ switch (opc->state)
+ {
+ case OPC_STATE_INIT:
+ GNUNET_free (opc->data);
+ break;
+ case OPC_STATE_STARTED:
+ GNUNET_TESTBED_remove_opc_ (opc->c, opc);
+ break;
+ case OPC_STATE_FINISHED:
+ if (NULL != opc->data)
+ GNUNET_CONFIGURATION_destroy (opc->data);
+ break;
+ }
+ GNUNET_free (opc);
}
* 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;
struct GNUNET_TESTBED_InitMessage *msg;
+ 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;
+ GNUNET_assert (NULL != (cfg = GNUNET_TESTBED_host_get_cfg_ (host)));
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_number (cfg, "testbed",
"MAX_PARALLEL_OPERATIONS",
GNUNET_break (0);
return NULL;
}
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_number (cfg, "testbed",
+ "MAX_PARALLEL_TOPOLOGY_CONFIG_OPERATIONS",
+ &max_parallel_topology_config_operations))
+ {
+ GNUNET_break (0);
+ return NULL;
+ }
controller = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_Controller));
controller->cc = cc;
controller->cc_cls = cc_cls;
GNUNET_TESTBED_controller_disconnect (controller);
return NULL;
}
- if (NULL == host)
- {
- host = GNUNET_TESTBED_host_create_by_id_ (0);
- 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 =
controller->opq_parallel_service_connections =
GNUNET_TESTBED_operation_queue_create_ ((unsigned int)
max_parallel_service_connections);
- controller_hostname = GNUNET_TESTBED_host_get_hostname_ (host);
+ controller->opq_parallel_topology_config_operations =
+ GNUNET_TESTBED_operation_queue_create_ ((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 =
/**
- * 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_SERVICESHARE);
- 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_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)
+ *c)
{
struct MessageQueue *mq_entry;
- if (NULL != controller->th)
- GNUNET_CLIENT_notify_transmit_ready_cancel (controller->th);
+ if (NULL != c->th)
+ GNUNET_CLIENT_notify_transmit_ready_cancel (c->th);
/* Clear the message queue */
- while (NULL != (mq_entry = controller->mq_head))
+ while (NULL != (mq_entry = c->mq_head))
{
- GNUNET_CONTAINER_DLL_remove (controller->mq_head, controller->mq_tail,
+ GNUNET_CONTAINER_DLL_remove (c->mq_head, c->mq_tail,
mq_entry);
GNUNET_free (mq_entry->msg);
GNUNET_free (mq_entry);
}
- 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->client)
+ GNUNET_CLIENT_disconnect (c->client);
+ 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_
+ (c->opq_parallel_service_connections);
GNUNET_TESTBED_operation_queue_destroy_
- (controller->opq_parallel_service_connections);
- GNUNET_free (controller);
+ (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);
}
/**
- * Register a host with the controller
+ * Compresses given configuration using zlib compress
*
- * @param controller the controller handle
- * @param host the host to register
- * @param cc the completion callback to call to inform the status of
- * registration. After calling this callback the registration handle
- * will be invalid. Cannot be NULL.
- * @param cc_cls the closure for the cc
- * @return handle to the host registration which can be used to cancel the
- * registration
+ * @param config the serialized configuration
+ * @param size the size of config
+ * @param xconfig will be set to the compressed configuration (memory is fresly
+ * allocated)
+ * @return the size of the xconfig
*/
-struct GNUNET_TESTBED_HostRegistrationHandle *
-GNUNET_TESTBED_register_host (struct GNUNET_TESTBED_Controller *controller,
- struct GNUNET_TESTBED_Host *host,
- GNUNET_TESTBED_HostRegistrationCompletion cc,
- void *cc_cls)
+size_t
+GNUNET_TESTBED_compress_config_ (const char *config, size_t size,
+ char **xconfig)
{
- struct GNUNET_TESTBED_HostRegistrationHandle *rh;
- struct GNUNET_TESTBED_AddHostMessage *msg;
- const char *username;
- const char *hostname;
- uint16_t msg_size;
- uint16_t user_name_length;
+ size_t xsize;
- if (NULL != controller->rh)
- return NULL;
- hostname = GNUNET_TESTBED_host_get_hostname_ (host);
- if (GNUNET_YES == GNUNET_TESTBED_is_host_registered_ (host, controller))
- {
- LOG (GNUNET_ERROR_TYPE_WARNING, "Host hostname: %s already registered\n",
- (NULL == hostname) ? "localhost" : hostname);
- return NULL;
- }
- rh = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_HostRegistrationHandle));
- rh->host = host;
- rh->c = controller;
- GNUNET_assert (NULL != cc);
- rh->cc = cc;
- rh->cc_cls = cc_cls;
- controller->rh = rh;
- username = GNUNET_TESTBED_host_get_username_ (host);
- msg_size = (sizeof (struct GNUNET_TESTBED_AddHostMessage));
- user_name_length = 0;
- if (NULL != username)
- {
- user_name_length = strlen (username) + 1;
- msg_size += user_name_length;
- }
- /* FIXME: what happens when hostname is NULL? localhost */
- GNUNET_assert (NULL != hostname);
- msg_size += strlen (hostname) + 1;
- msg = GNUNET_malloc (msg_size);
- msg->header.size = htons (msg_size);
- msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_ADDHOST);
- msg->host_id = htonl (GNUNET_TESTBED_host_get_id_ (host));
- msg->ssh_port = htons (GNUNET_TESTBED_host_get_ssh_port_ (host));
- msg->user_name_length = htons (user_name_length);
- if (NULL != username)
- memcpy (&msg[1], username, user_name_length);
- strcpy (((void *) &msg[1]) + user_name_length, hostname);
- GNUNET_TESTBED_queue_message_ (controller,
- (struct GNUNET_MessageHeader *) msg);
- return rh;
+ xsize = compressBound ((uLong) size);
+ *xconfig = GNUNET_malloc (xsize);
+ GNUNET_assert (Z_OK ==
+ compress2 ((Bytef *) * xconfig, (uLongf *) & xsize,
+ (const Bytef *) config, (uLongf) size,
+ Z_BEST_SPEED));
+ return xsize;
}
/**
- * Cancel the pending registration. Note that if the registration message is
- * already sent to the service the cancellation has only the effect that the
- * registration completion callback for the registration is never called.
+ * Function to serialize and compress using zlib a configuration through a
+ * configuration handle
*
- * @param handle the registration handle to cancel
+ * @param cfg the configuration
+ * @param size the size of configuration when serialize. Will be set on success.
+ * @param xsize the sizeo of the compressed configuration. Will be set on success.
+ * @return the serialized and compressed configuration
*/
-void
-GNUNET_TESTBED_cancel_registration (struct GNUNET_TESTBED_HostRegistrationHandle
- *handle)
+char *
+GNUNET_TESTBED_compress_cfg_ (const struct GNUNET_CONFIGURATION_Handle *cfg,
+ size_t *size, size_t *xsize)
{
- if (handle != handle->c->rh)
- {
- GNUNET_break (0);
- return;
- }
- handle->c->rh = NULL;
- GNUNET_free (handle);
+ char *config;
+ 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, however expects configuration in
- * serialized and compressed
+ * Create a link from slave controller to delegated controller. Whenever the
+ * master controller is asked to start a peer at the delegated controller the
+ * request will be routed towards slave controller (if a route exists). The
+ * slave controller will then route it to the delegated controller. The
+ * configuration of the delegated controller is given and is used to either
+ * create the delegated controller or to connect to an existing controller. Note
+ * that while starting the delegated controller the configuration will be
+ * modified to accommodate available free ports. the 'is_subordinate' specifies
+ * if the given delegated controller should be started and managed by the slave
+ * controller, or if the delegated controller already has a master and the slave
+ * controller connects to it as a non master controller. The success or failure
+ * of this operation will be signalled through the
+ * GNUNET_TESTBED_ControllerCallback() with an event of type
+ * GNUNET_TESTBED_ET_OPERATION_FINISHED
*
+ * @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 scfg
- * @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 master controller; GNUNET_NO if we are just
- * allowed to use the slave via TCP/IP
+ * 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 (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)
+GNUNET_TESTBED_controller_link (void *op_cls,
+ struct GNUNET_TESTBED_Controller *master,
+ struct GNUNET_TESTBED_Host *delegated_host,
+ struct GNUNET_TESTBED_Host *slave_host,
+ int is_subordinate)
{
struct OperationContext *opc;
- struct GNUNET_TESTBED_ControllerLinkMessage *msg;
+ 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 != GNUNET_TESTBED_host_get_id_ (slave_host)))
+ slave_host_id =
+ GNUNET_TESTBED_host_get_id_ ((NULL !=
+ slave_host) ? slave_host : master->host);
+ delegated_host_id = GNUNET_TESTBED_host_get_id_ (delegated_host);
+ if ((NULL != slave_host) && (0 != slave_host_id))
GNUNET_assert (GNUNET_YES ==
GNUNET_TESTBED_is_host_registered_ (slave_host, master));
- msg_size = sxcfg_size + sizeof (struct GNUNET_TESTBED_ControllerLinkMessage);
+ msg_size = sizeof (struct GNUNET_TESTBED_ControllerLinkRequest);
msg = GNUNET_malloc (msg_size);
- msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_LCONTROLLERS);
+ msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS);
msg->header.size = htons (msg_size);
- msg->delegated_host_id = htonl (GNUNET_TESTBED_host_get_id_ (delegated_host));
- msg->slave_host_id =
- htonl (GNUNET_TESTBED_host_get_id_
- ((NULL != slave_host) ? slave_host : master->host));
- msg->config_size = htons ((uint16_t) scfg_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;
- 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 = msg;
+ opc->data = data;
opc->type = OP_LINK_CONTROLLERS;
- opc->id = master->operation_counter++;
+ 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;
}
/**
- * Compresses given configuration using zlib compress
+ * Like GNUNET_TESTBED_get_slave_config(), however without the host registration
+ * check. Another difference is that this function takes the id of the slave
+ * host.
*
- * @param config the serialized configuration
- * @param size the size of config
- * @param xconfig will be set to the compressed configuration (memory is fresly
- * allocated)
- * @return the size of the xconfig
+ * @param op_cls the closure for the operation
+ * @param master the handle to master controller
+ * @param slave_host_id id of the host where the slave controller is running to
+ * the slave_host should remain valid until this operation is cancelled
+ * or marked as finished
+ * @return the operation handle;
*/
-size_t
-GNUNET_TESTBED_compress_config_ (const char *config, size_t size,
- char **xconfig)
+struct GNUNET_TESTBED_Operation *
+GNUNET_TESTBED_get_slave_config_ (void *op_cls,
+ struct GNUNET_TESTBED_Controller *master,
+ uint32_t slave_host_id)
{
- size_t xsize;
+ struct OperationContext *opc;
+ struct GetSlaveConfigData *data;
- xsize = compressBound ((uLong) size);
- *xconfig = GNUNET_malloc (xsize);
- GNUNET_assert (Z_OK ==
- compress2 ((Bytef *) * xconfig, (uLongf *) & xsize,
- (const Bytef *) config, (uLongf) size,
- Z_BEST_SPEED));
- return xsize;
+ data = GNUNET_malloc (sizeof (struct GetSlaveConfigData));
+ data->slave_id = slave_host_id;
+ opc = GNUNET_malloc (sizeof (struct OperationContext));
+ opc->state = OPC_STATE_INIT;
+ opc->c = master;
+ opc->id = GNUNET_TESTBED_get_next_op_id (master);
+ opc->type = OP_GET_SLAVE_CONFIG;
+ opc->data = data;
+ opc->op_cls = op_cls;
+ opc->op =
+ GNUNET_TESTBED_operation_create_ (opc, &opstart_get_slave_config,
+ &oprelease_get_slave_config);
+ GNUNET_TESTBED_operation_queue_insert_ (master->opq_parallel_operations,
+ opc->op);
+ GNUNET_TESTBED_operation_begin_wait_ (opc->op);
+ return opc->op;
}
/**
- * Create a link from slave controller to delegated controller. Whenever the
- * master controller is asked to start a peer at the delegated controller the
- * request will be routed towards slave controller (if a route exists). The
- * slave controller will then route it to the delegated controller. The
- * configuration of the slave controller is given and to be used to either
- * create the slave controller or to connect to an existing slave controller
- * process. 'is_subordinate' specifies if the given slave controller should be
- * started and managed by the master controller, or if the slave already has a
- * master and this is just a secondary master that is also allowed to use the
- * existing slave.
+ * Function to acquire the configuration of a running slave controller. The
+ * completion of the operation is signalled through the controller_cb from
+ * GNUNET_TESTBED_controller_connect(). If the operation is successful the
+ * handle to the configuration is available in the generic pointer of
+ * operation_finished field of struct GNUNET_TESTBED_EventInformation.
*
- * @param master handle to the master controller who creates the association
- * @param delegated_host requests to which host should be delegated
- * @param slave_host which host is used to run the slave controller
- * @param slave_cfg configuration to use for the slave controller
- * @param is_subordinate GNUNET_YES if the slave should be started (and stopped)
- * by the master controller; GNUNET_NO if we are just
- * allowed to use the slave via TCP/IP
- * @return the operation handle
+ * @param op_cls the closure for the operation
+ * @param master the handle to master controller
+ * @param slave_host the host where the slave controller is running; the handle
+ * to the slave_host should remain valid until this operation is
+ * cancelled or marked as finished
+ * @return the operation handle; NULL if the slave_host is not registered at
+ * master
*/
struct GNUNET_TESTBED_Operation *
-GNUNET_TESTBED_controller_link (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)
+GNUNET_TESTBED_get_slave_config (void *op_cls,
+ struct GNUNET_TESTBED_Controller *master,
+ struct GNUNET_TESTBED_Host *slave_host)
{
- struct GNUNET_TESTBED_Operation *op;
- char *config;
- char *cconfig;
- size_t cc_size;
- size_t config_size;
-
- GNUNET_assert (GNUNET_YES ==
- GNUNET_TESTBED_is_host_registered_ (delegated_host, master));
- if ((NULL != slave_host) && (0 != GNUNET_TESTBED_host_get_id_ (slave_host)))
- GNUNET_assert (GNUNET_YES ==
- GNUNET_TESTBED_is_host_registered_ (slave_host, master));
- config = GNUNET_CONFIGURATION_serialize (slave_cfg, &config_size);
- cc_size = GNUNET_TESTBED_compress_config_ (config, config_size, &cconfig);
- GNUNET_free (config);
- GNUNET_assert ((UINT16_MAX - sizeof (struct GNUNET_TESTBED_ControllerLinkMessage)) >= cc_size); /* Configuration doesn't fit in 1 message */
- op = GNUNET_TESTBED_controller_link_2 (master, delegated_host, slave_host,
- (const char *) cconfig, cc_size,
- config_size, is_subordinate);
- GNUNET_free (cconfig);
- return op;
+ if (GNUNET_NO == GNUNET_TESTBED_is_host_registered_ (slave_host, master))
+ return NULL;
+ return GNUNET_TESTBED_get_slave_config_ (op_cls, master,
+ GNUNET_TESTBED_host_get_id_
+ (slave_host));
}
* Creates a helper initialization message. This function is here because we
* want to use this in testing
*
- * @param cname the ip address of the controlling host
+ * @param trusted_ip the ip address of the controller which will be set as TRUSTED
+ * HOST(all connections form this ip are permitted by the testbed) when
+ * starting testbed controller at host. This can either be a single ip
+ * address or a network address in CIDR notation.
+ * @param hostname the hostname of the destination this message is intended for
* @param cfg the configuration that has to used to start the testbed service
* thru helper
* @return the initialization message
*/
struct GNUNET_TESTBED_HelperInit *
-GNUNET_TESTBED_create_helper_init_msg_ (const char *cname,
+GNUNET_TESTBED_create_helper_init_msg_ (const char *trusted_ip,
+ const char *hostname,
const struct GNUNET_CONFIGURATION_Handle
*cfg)
{
char *xconfig;
size_t config_size;
size_t xconfig_size;
- uint16_t cname_len;
+ uint16_t trusted_ip_len;
+ uint16_t hostname_len;
uint16_t msg_size;
config = GNUNET_CONFIGURATION_serialize (cfg, &config_size);
xconfig_size =
GNUNET_TESTBED_compress_config_ (config, config_size, &xconfig);
GNUNET_free (config);
- cname_len = strlen (cname);
+ trusted_ip_len = strlen (trusted_ip);
+ hostname_len = (NULL == hostname) ? 0 : strlen (hostname);
msg_size =
- xconfig_size + cname_len + 1 + sizeof (struct GNUNET_TESTBED_HelperInit);
+ xconfig_size + trusted_ip_len + 1 +
+ sizeof (struct GNUNET_TESTBED_HelperInit);
+ msg_size += hostname_len;
msg = GNUNET_realloc (xconfig, msg_size);
- (void) memmove (((void *) &msg[1]) + cname_len + 1, msg, xconfig_size);
+ (void) memmove (((void *) &msg[1]) + trusted_ip_len + 1 + hostname_len, msg,
+ xconfig_size);
msg->header.size = htons (msg_size);
msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_HELPER_INIT);
- msg->cname_size = htons (cname_len);
+ msg->trusted_ip_size = htons (trusted_ip_len);
+ msg->hostname_size = htons (hostname_len);
msg->config_size = htons (config_size);
- (void) strcpy ((char *) &msg[1], cname);
+ (void) strcpy ((char *) &msg[1], trusted_ip);
+ if (0 != hostname_len)
+ (void) strncpy (((char *) &msg[1]) + trusted_ip_len + 1, hostname,
+ hostname_len);
return msg;
}
-/**
- * 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
- * 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
void
GNUNET_TESTBED_operation_done (struct GNUNET_TESTBED_Operation *operation)
{
- switch (operation->type)
- {
- case OP_PEER_CREATE:
- case OP_PEER_DESTROY:
- case OP_PEER_START:
- case OP_PEER_STOP:
- case OP_PEER_INFO:
- case OP_OVERLAY_CONNECT:
- case OP_LINK_CONTROLLERS:
- GNUNET_TESTBED_operation_release_ (operation);
- return;
- default:
- GNUNET_assert (0);
- break;
- }
+ (void) exop_check (operation);
+ GNUNET_TESTBED_operation_release_ (operation);
}
/**
- * Generates configuration by parsing Peer configuration information reply message
+ * 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,
+ * GNUNET_MESSAGE_TYPE_TESTBED_LINK_CONTROLLERS_RESULT,
*
- * @param msg the peer configuration information message
- * @return handle to the parsed configuration
+ * @param msg the message containing compressed configuration
+ * @return handle to the parsed configuration; NULL upon error while parsing the message
*/
struct GNUNET_CONFIGURATION_Handle *
-GNUNET_TESTBED_get_config_from_peerinfo_msg_ (const struct
- GNUNET_TESTBED_PeerConfigurationInformationMessage
- *msg)
+GNUNET_TESTBED_extract_config_ (const struct GNUNET_MessageHeader *msg)
{
struct GNUNET_CONFIGURATION_Handle *cfg;
- char *config;
- uLong config_size;
+ Bytef *data;
+ const Bytef *xdata;
+ uLong data_len;
+ uLong xdata_len;
int ret;
- uint16_t msize;
- config_size = (uLong) ntohs (msg->config_size);
- config = GNUNET_malloc (config_size);
- msize = ntohs (msg->header.size);
- msize -= sizeof (struct GNUNET_TESTBED_PeerConfigurationInformationMessage);
- if (Z_OK !=
- (ret =
- uncompress ((Bytef *) config, &config_size, (const Bytef *) &msg[1],
- (uLong) msize)))
+ switch (ntohs (msg->type))
+ {
+ case GNUNET_MESSAGE_TYPE_TESTBED_PEER_CONFIGURATION:
+ {
+ const struct GNUNET_TESTBED_PeerConfigurationInformationMessage *imsg;
+
+ imsg =
+ (const struct GNUNET_TESTBED_PeerConfigurationInformationMessage *) msg;
+ data_len = (uLong) ntohs (imsg->config_size);
+ xdata_len =
+ ntohs (imsg->header.size) -
+ sizeof (struct GNUNET_TESTBED_PeerConfigurationInformationMessage);
+ xdata = (const Bytef *) &imsg[1];
+ }
+ break;
+ case GNUNET_MESSAGE_TYPE_TESTBED_SLAVE_CONFIGURATION:
+ {
+ const struct GNUNET_TESTBED_SlaveConfiguration *imsg;
+
+ imsg = (const struct GNUNET_TESTBED_SlaveConfiguration *) msg;
+ data_len = (uLong) ntohs (imsg->config_size);
+ xdata_len =
+ ntohs (imsg->header.size) -
+ sizeof (struct GNUNET_TESTBED_SlaveConfiguration);
+ xdata = (const Bytef *) &imsg[1];
+ }
+ break;
+ case GNUNET_MESSAGE_TYPE_TESTBED_ADD_HOST:
+ {
+ 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);
+ xdata_len = ntohs (imsg->header.size) - osize;
+ xdata = (const Bytef *) ((const void *) imsg + osize);
+ }
+ break;
+ 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) -
+ 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);
+ }
+ data = GNUNET_malloc (data_len);
+ 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, config,
- (size_t) config_size,
- GNUNET_NO));
- GNUNET_free (config);
+ 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;
}
+
+/**
+ * Checks the integrity of the OperationFailureEventMessage and if good returns
+ * the error message it contains.
+ *
+ * @param msg the OperationFailureEventMessage
+ * @return the error message
+ */
+const char *
+GNUNET_TESTBED_parse_error_string_ (const struct
+ GNUNET_TESTBED_OperationFailureEventMessage
+ *msg)
+{
+ uint16_t msize;
+ const char *emsg;
+
+ msize = ntohs (msg->header.size);
+ if (sizeof (struct GNUNET_TESTBED_OperationFailureEventMessage) >= msize)
+ return NULL;
+ msize -= sizeof (struct GNUNET_TESTBED_OperationFailureEventMessage);
+ emsg = (const char *) &msg[1];
+ if ('\0' != emsg[msize - 1])
+ {
+ GNUNET_break (0);
+ return NULL;
+ }
+ return emsg;
+}
+
+
+/**
+ * Function to return the operation id for a controller. The operation id is
+ * created from the controllers host id and its internal operation counter.
+ *
+ * @param controller the handle to the controller whose operation id has to be incremented
+ * @return the incremented operation id.
+ */
+uint64_t
+GNUNET_TESTBED_get_next_op_id (struct GNUNET_TESTBED_Controller * controller)
+{
+ uint64_t op_id;
+
+ op_id = (uint64_t) GNUNET_TESTBED_host_get_id_ (controller->host);
+ op_id = op_id << 32;
+ op_id |= (uint64_t) controller->operation_counter++;
+ return op_id;
+}
+
+
+/**
+ * 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_TESTBED_ShutdownPeersMessage *msg;
+
+ opc->state = OPC_STATE_STARTED;
+ msg = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_ShutdownPeersMessage));
+ msg->header.size =
+ htons (sizeof (struct GNUNET_TESTBED_ShutdownPeersMessage));
+ msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_SHUTDOWN_PEERS);
+ msg->operation_id = GNUNET_htonll (opc->id);
+ GNUNET_TESTBED_insert_opc_ (opc->c, opc);
+ GNUNET_TESTBED_queue_message_ (opc->c, &msg->header);
+}
+
+
+/**
+ * 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_malloc (sizeof (struct ShutdownPeersData));
+ data->cb = cb;
+ data->cb_cls = cb_cls;
+ opc = GNUNET_malloc (sizeof (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;
+}
+
+
/* end of testbed_api.c */