#include "testbed_api.h"
#include "testbed_api_hosts.h"
#include "testbed_api_peers.h"
+#include "testbed_api_operations.h"
/**
* Generic logging shorthand
#define TIMEOUT_REL TIME_REL_SECS(1)
+/**
+ * Testbed Helper binary name
+ */
+#define HELPER_TESTBED_BINARY "gnunet-helper-testbed"
+#define HELPER_TESTBED_BINARY_SSH ". ~/.bashrc; gnunet-helper-testbed"
+
+
+/**
+ * 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;
+
+};
+
+
/**
* The message queue for sending messages to the controller service
*/
* next pointer for DLL
*/
struct MessageQueue *next;
-
+
/**
* prev pointer for DLL
*/
};
+/**
+ * Context data for forwarded Operation
+ */
+struct ForwardedOperationData
+{
+
+ /**
+ * The callback to call when reply is available
+ */
+ GNUNET_CLIENT_MessageHandler cc;
+
+ /**
+ * The closure for the above callback
+ */
+ void *cc_cls;
+
+};
+
+
+/**
+ * Context data for get slave config operations
+ */
+struct GetSlaveConfigData
+{
+ /**
+ * The id of the slave controller
+ */
+ uint32_t slave_id;
+
+};
+
+
+/**
+ * Context data for controller link operations
+ */
+struct ControllerLinkData
+{
+ /**
+ * The controller link message
+ */
+ struct GNUNET_TESTBED_ControllerLinkMessage *msg;
+
+};
+
+
+/**
+ * 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 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;
+
+ for (opc = c->ocq_head; NULL != opc; opc = opc->next)
+ {
+ if (id == opc->id)
+ return opc;
+ }
+ return NULL;
+}
+
+
/**
* Handler for GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM message from
* controller (testbed service)
rh = c->rh;
if (NULL == rh)
- {
- return GNUNET_OK;
+ {
+ return GNUNET_OK;
}
if (GNUNET_TESTBED_host_get_id_ (rh->host) != ntohl (msg->host_id))
{
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);
+ 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)])
+ 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);
}
+/**
+ * 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_CONTAINER_DLL_remove (c->ocq_head, c->ocq_tail, opc);
+ GNUNET_free (fo_data);
+ GNUNET_free (opc);
+}
+
+
/**
* Handler for GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM message from
* controller (testbed service)
const struct
GNUNET_TESTBED_GenericOperationSuccessEventMessage *msg)
{
- struct GNUNET_TESTBED_Operation *op;
- struct GNUNET_TESTBED_EventInformation *event;
+ struct OperationContext *opc;
+ struct GNUNET_TESTBED_EventInformation event;
uint64_t op_id;
-
+
op_id = GNUNET_ntohll (msg->operation_id);
LOG_DEBUG ("Operation %ul successful\n", op_id);
- for (op = c->op_head; NULL != op; op = op->next)
- {
- if (op->operation_id == op_id)
- break;
- }
- if (NULL == op)
+ 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;
- switch (op->type)
+ 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 = NULL;
+ event.details.operation_finished.generic = NULL;
+ switch (opc->type)
{
+ case OP_FORWARDED:
+ {
+ handle_forwarded_operation_msg
+ (c, opc, (const struct GNUNET_MessageHeader *) msg);
+ return GNUNET_YES;
+ }
+ break;
case OP_PEER_DESTROY:
{
- struct PeerDestroyData *data;
+ struct GNUNET_TESTBED_Peer *peer;
- if (NULL != event)
- {
- event->details.operation_finished.operation = op;
- event->details.operation_finished.op_cls = NULL;
- event->details.operation_finished.emsg = NULL;
- event->details.operation_finished.pit = GNUNET_TESTBED_PIT_GENERIC;
- event->details.operation_finished.op_result.generic = NULL;
- }
- data = (struct PeerDestroyData *) op->data;
- if (NULL != data->peer->details)
- {
- if (NULL != data->peer->details->cfg)
- GNUNET_CONFIGURATION_destroy (data->peer->details->cfg);
- //PEER_DETAILS
- }
- GNUNET_free (data->peer);
- GNUNET_free (data);
- op->data = NULL;
+ peer = opc->data;
+ GNUNET_free (peer);
+ opc->data = NULL;
//PEERDESTROYDATA
}
break;
+ case OP_LINK_CONTROLLERS:
+ {
+ struct ControllerLinkData *data;
+
+ data = opc->data;
+ GNUNET_assert (NULL != data);
+ GNUNET_free (data);
+ opc->data = NULL;
+ }
+ break;
default:
GNUNET_assert (0);
}
- GNUNET_CONTAINER_DLL_remove (c->op_head, c->op_tail, op);
- if (NULL != event)
+ 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)
- c->cc (c->cc_cls, event);
- GNUNET_free (event);
+ c->cc (c->cc_cls, &event);
}
- return GNUNET_YES;
+ else
+ LOG_DEBUG ("Not calling callback\n");
+ 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
*/
static int
handle_peer_create_success (struct GNUNET_TESTBED_Controller *c,
- const struct
- GNUNET_TESTBED_PeerCreateSuccessEventMessage *msg)
+ const struct
+ GNUNET_TESTBED_PeerCreateSuccessEventMessage *msg)
{
- struct GNUNET_TESTBED_Operation *op;
+ struct OperationContext *opc;
struct PeerCreateData *data;
struct GNUNET_TESTBED_Peer *peer;
GNUNET_TESTBED_PeerCreateCallback cb;
void *cls;
uint64_t op_id;
- GNUNET_assert (sizeof (struct GNUNET_TESTBED_PeerCreateSuccessEventMessage)
- == ntohs (msg->header.size));
+ GNUNET_assert (sizeof (struct GNUNET_TESTBED_PeerCreateSuccessEventMessage) ==
+ ntohs (msg->header.size));
op_id = GNUNET_ntohll (msg->operation_id);
- for (op = c->op_head; NULL != op; op = op->next)
+ if (NULL == (opc = find_opc (c, op_id)))
{
- if (op->operation_id == op_id)
- break;
+ LOG_DEBUG ("Operation context for PeerCreateSuccessEvent not found\n");
+ return GNUNET_YES;
}
- if (NULL == op)
+ if (OP_FORWARDED == opc->type)
{
- LOG_DEBUG ("Operation not found\n");
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
- GNUNET_assert (OP_PEER_CREATE == op->type);
- GNUNET_assert (NULL != op->data);
- data = op->data;
+ GNUNET_assert (OP_PEER_CREATE == opc->type);
+ GNUNET_assert (NULL != opc->data);
+ data = opc->data;
GNUNET_assert (NULL != data->peer);
peer = data->peer;
GNUNET_assert (peer->unique_id == ntohl (msg->peer_id));
+ peer->state = PS_CREATED;
cb = data->cb;
cls = data->cls;
- GNUNET_free (data);
- op->data = NULL;
- GNUNET_CONTAINER_DLL_remove (c->op_head, c->op_tail, op);
+ GNUNET_free (opc->data);
+ GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ opc->state = OPC_STATE_FINISHED;
if (NULL != cb)
cb (cls, peer, NULL);
return GNUNET_YES;
*/
static int
handle_peer_event (struct GNUNET_TESTBED_Controller *c,
- const struct GNUNET_TESTBED_PeerEventMessage *msg)
+ const struct GNUNET_TESTBED_PeerEventMessage *msg)
{
- struct GNUNET_TESTBED_Operation *op;
+ struct OperationContext *opc;
struct GNUNET_TESTBED_Peer *peer;
+ struct PeerEventData *data;
+ GNUNET_TESTBED_PeerChurnCallback pcc;
+ void *pcc_cls;
struct GNUNET_TESTBED_EventInformation event;
uint64_t op_id;
- GNUNET_assert (sizeof (struct GNUNET_TESTBED_PeerEventMessage)
- == ntohs (msg->header.size));
+ GNUNET_assert (sizeof (struct GNUNET_TESTBED_PeerEventMessage) ==
+ ntohs (msg->header.size));
op_id = GNUNET_ntohll (msg->operation_id);
- for (op = c->op_head; NULL != op; op = op->next)
+ if (NULL == (opc = find_opc (c, op_id)))
{
- if (op->operation_id == op_id)
- break;
+ LOG_DEBUG ("Operation not found\n");
+ return GNUNET_YES;
}
- if (NULL == op)
+ if (OP_FORWARDED == opc->type)
{
- LOG_DEBUG ("Operation not found\n");
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
- GNUNET_assert ((OP_PEER_START == op->type) || (OP_PEER_STOP == op->type));
- peer = op->data;
+ GNUNET_assert ((OP_PEER_START == opc->type) || (OP_PEER_STOP == opc->type));
+ data = opc->data;
+ GNUNET_assert (NULL != data);
+ peer = data->peer;
GNUNET_assert (NULL != peer);
event.type = (enum GNUNET_TESTBED_EventType) ntohl (msg->event_type);
switch (event.type)
{
case GNUNET_TESTBED_ET_PEER_START:
+ peer->state = PS_STARTED;
event.details.peer_start.host = peer->host;
event.details.peer_start.peer = peer;
break;
case GNUNET_TESTBED_ET_PEER_STOP:
- event.details.peer_stop.peer = peer;
+ peer->state = PS_STOPPED;
+ event.details.peer_stop.peer = peer;
+ break;
+ default:
+ GNUNET_assert (0); /* We should never reach this state */
+ }
+ pcc = data->pcc;
+ pcc_cls = data->pcc_cls;
+ GNUNET_free (data);
+ GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ opc->state = OPC_STATE_FINISHED;
+ if (0 !=
+ ((GNUNET_TESTBED_ET_PEER_START | GNUNET_TESTBED_ET_PEER_STOP) &
+ c->event_mask))
+ {
+ if (NULL != c->cc)
+ c->cc (c->cc_cls, &event);
+ }
+ if (NULL != pcc)
+ pcc (pcc_cls, NULL);
+ return GNUNET_YES;
+}
+
+
+/**
+ * Handler for GNUNET_MESSAGE_TYPE_TESTBED_PEERCONEVENT 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,
+ const struct GNUNET_TESTBED_ConnectionEventMessage *msg)
+{
+ struct OperationContext *opc;
+ struct OverlayConnectData *data;
+ GNUNET_TESTBED_OperationCompletionCallback cb;
+ void *cb_cls;
+ struct GNUNET_TESTBED_EventInformation event;
+ uint64_t op_id;
+
+ 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;
+ }
+ GNUNET_assert (OP_OVERLAY_CONNECT == opc->type);
+ data = opc->data;
+ GNUNET_assert (NULL != 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);
+ switch (event.type)
+ {
+ case GNUNET_TESTBED_ET_CONNECT:
+ event.details.peer_connect.peer1 = data->p1;
+ event.details.peer_connect.peer2 = data->p2;
+ break;
+ case GNUNET_TESTBED_ET_DISCONNECT:
+ GNUNET_assert (0); /* FIXME: implement */
break;
default:
- GNUNET_assert (0); /* We should never reach this state */
+ GNUNET_assert (0); /* Should never reach here */
+ break;
}
- GNUNET_CONTAINER_DLL_remove (c->op_head, c->op_tail, op);
- if (0 != ((GNUNET_TESTBED_ET_PEER_START | GNUNET_TESTBED_ET_PEER_STOP)
- & c->event_mask))
+ cb = data->cb;
+ cb_cls = data->cb_cls;
+ GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ opc->state = OPC_STATE_FINISHED;
+ GNUNET_free (data);
+ if (0 !=
+ ((GNUNET_TESTBED_ET_CONNECT | GNUNET_TESTBED_ET_DISCONNECT) &
+ c->event_mask))
{
if (NULL != c->cc)
c->cc (c->cc_cls, &event);
}
+ if (NULL != cb)
+ cb (cb_cls, opc->op, NULL);
return GNUNET_YES;
}
*/
static int
handle_peer_config (struct GNUNET_TESTBED_Controller *c,
- const struct GNUNET_TESTBED_PeerConfigurationInformationMessage *msg)
+ const struct
+ GNUNET_TESTBED_PeerConfigurationInformationMessage *msg)
{
- struct GNUNET_TESTBED_Operation *op;
+ struct OperationContext *opc;
struct GNUNET_TESTBED_Peer *peer;
struct PeerInfoData *data;
- struct PeerInfoData2 *response_data;
- struct GNUNET_TESTBED_EventInformation info;
+ struct GNUNET_TESTBED_PeerInformation *pinfo;
+ GNUNET_TESTBED_PeerInfoCallback cb;
+ void *cb_cls;
uint64_t op_id;
-
+
op_id = GNUNET_ntohll (msg->operation_id);
- for (op = c->op_head; NULL != op; op = op->next)
+ if (NULL == (opc = find_opc (c, op_id)))
{
- if (op->operation_id == op_id)
- break;
+ LOG_DEBUG ("Operation not found\n");
+ return GNUNET_YES;
}
- if (NULL == op)
+ if (OP_FORWARDED == opc->type)
{
- LOG_DEBUG ("Operation not found");
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
- data = op->data;
+ data = opc->data;
GNUNET_assert (NULL != data);
peer = data->peer;
GNUNET_assert (NULL != peer);
GNUNET_assert (ntohl (msg->peer_id) == peer->unique_id);
- if (0 == (c->event_mask & (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED)))
+ pinfo = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_PeerInformation));
+ pinfo->pit = data->pit;
+ cb = data->cb;
+ cb_cls = data->cb_cls;
+ 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,
+ sizeof (struct GNUNET_PeerIdentity));
+ break;
+ case GNUNET_TESTBED_PIT_CONFIGURATION:
+ 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);
+ opc->state = OPC_STATE_FINISHED;
+ if (NULL != cb)
+ cb (cb_cls, opc->op, pinfo, NULL);
+ return GNUNET_YES;
+}
+
+
+/**
+ * Handler for GNUNET_MESSAGE_TYPE_TESTBED_OPERATIONFAILEVENT 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_op_fail_event (struct GNUNET_TESTBED_Controller *c,
+ const struct GNUNET_TESTBED_OperationFailureEventMessage
+ *msg)
+{
+ struct OperationContext *opc;
+ const 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;
+ }
+ GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ if (OP_FORWARDED == opc->type)
{
- LOG_DEBUG ("Skipping operation callback as flag not set\n");
- GNUNET_CONTAINER_DLL_remove (c->op_head, c->op_tail, op);
+ handle_forwarded_operation_msg (c, opc,
+ (const struct GNUNET_MessageHeader *) msg);
return GNUNET_YES;
}
- response_data = GNUNET_malloc (sizeof (struct PeerInfoData2));
- response_data->pit = data->pit;
- GNUNET_free (data);
- info.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
- info.details.operation_finished.operation = op;
- info.details.operation_finished.op_cls = NULL;
- info.details.operation_finished.emsg = NULL;
- info.details.operation_finished.pit = response_data->pit;
- switch (response_data->pit)
+ opc->state = OPC_STATE_FINISHED;
+ emsg = GNUNET_TESTBED_parse_error_string_ (msg);
+ if (NULL == emsg)
+ emsg = "Unknown error";
+ if (OP_PEER_INFO == opc->type)
{
- case GNUNET_TESTBED_PIT_IDENTITY:
+ 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 */
+ }
+ if ((0 != (GNUNET_TESTBED_ET_OPERATION_FINISHED & 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;
+ c->cc (c->cc_cls, &event);
+ }
+ switch (opc->type)
+ {
+ case OP_PEER_CREATE:
{
- struct GNUNET_PeerIdentity *peer_identity;
-
- peer_identity = GNUNET_malloc (sizeof (struct GNUNET_PeerIdentity));
- (void) memcpy (peer_identity, &msg->peer_identity,
- sizeof (struct GNUNET_PeerIdentity));
- response_data->details.peer_identity = peer_identity;
- info.details.operation_finished.op_result.pid = peer_identity;
+ 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 GNUNET_TESTBED_PIT_CONFIGURATION:
+ 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;
+ if (NULL != data->cb)
+ data->cb (data->cb_cls, opc->op, emsg);
+ GNUNET_free (data);
+ }
+ break;
+ case OP_FORWARDED:
+ GNUNET_assert (0);
+ case OP_LINK_CONTROLLERS: /* No secondary callback */
+ break;
+ default:
+ GNUNET_break (0);
+ }
+ 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_GETSLAVECONFIG);
+ 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;
+ 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)
+ {
+ GNUNET_break (0);
+ return GNUNET_YES;
+ }
+ 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)) &&
+ (NULL != c->cc))
+ {
+ opc->data = GNUNET_TESTBED_extract_config_ (&msg->header);
+ event.type = GNUNET_TESTBED_ET_OPERATION_FINISHED;
+ 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;
+}
+
+
+/**
+ * Callback to check status for suboperations generated during overlay connect.
+ *
+ * @param cls the OverlayConnectData
+ * @param message the reply message to the suboperation
+ */
+static void
+overlay_connect_ondemand_handler (void *cls,
+ const struct GNUNET_MessageHeader *message)
+{
+ struct OverlayConnectData *oc_data = cls;
+
+ switch (oc_data->state)
+ {
+ case OCD_CFG_ACQUIRE:
{
struct GNUNET_CONFIGURATION_Handle *cfg;
- char *config;
- uLong config_size;
- int ret;
- uint16_t msize;
+
+ if (GNUNET_MESSAGE_TYPE_TESTBED_SLAVECONFIG != ntohs (message->type))
+ {
+ GNUNET_break (0); /* treat operation as failed */
+ }
+ cfg = GNUNET_TESTBED_extract_config_ (message);
+ if (NULL == cfg)
+ {
+ GNUNET_break (0); /* failed operation */
+ }
+ oc_data->state = OCD_LINK_CONTROLLERS;
+ }
+ default:
+ GNUNET_assert (0);
+ }
+}
+
+
+/**
+ * Handler for GNUNET_MESSAGE_TYPE_TESTBED_NEEDCONTROLLERCONFIG 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_need_controller_config (struct GNUNET_TESTBED_Controller *c,
+ const struct GNUNET_TESTBED_NeedControllerConfig * msg)
+{
+ struct OperationContext *opc;
+ struct OverlayConnectData *oc_data;
+ uint64_t op_id;
+
+ 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;
+ }
+ GNUNET_assert (OP_OVERLAY_CONNECT == opc->type);
+ oc_data = opc->data;
+ /* FIXME: Should spawn operations to:
+ 1. Acquire configuration of peer2's controller,
+ 2. link peer1's controller to peer2's controller
+ 3. ask them to attempt overlay connect on peer1 and peer2 again */
+ switch (oc_data->state)
+ {
+ case OCD_INIT:
+ {
+ struct GNUNET_TESTBED_SlaveGetConfigurationMessage *get_cfg_msg;
+ uint64_t sub_op_id;
- 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)))
- GNUNET_assert (0);
- cfg = GNUNET_CONFIGURATION_create ();
- GNUNET_assert (GNUNET_OK ==
- GNUNET_CONFIGURATION_deserialize (cfg, config,
- (size_t) config_size,
- GNUNET_NO));
- GNUNET_free (config);
- response_data->details.cfg = cfg;
- info.details.operation_finished.op_result.cfg = cfg;
+ GNUNET_assert (NULL == oc_data->sub_opc);
+ sub_op_id = GNUNET_TESTBED_get_next_op_id (oc_data->p1->controller);
+ get_cfg_msg =
+ GNUNET_TESTBED_generate_slavegetconfig_msg_
+ (sub_op_id, GNUNET_TESTBED_host_get_id_ (oc_data->p2->host));
+ oc_data->state = OCD_CFG_ACQUIRE;
+ oc_data->sub_opc =
+ GNUNET_TESTBED_forward_operation_msg_ (oc_data->p1->controller,
+ sub_op_id, &get_cfg_msg->header,
+ overlay_connect_ondemand_handler,
+ oc_data);
}
break;
- case GNUNET_TESTBED_PIT_GENERIC:
- GNUNET_assert (0); /* never reach here */
- break;
+ default:
+ GNUNET_assert (0);
}
- op->data = response_data;
- GNUNET_CONTAINER_DLL_remove (c->op_head, c->op_tail, op);
- c->cc (c->cc_cls, &info);
return GNUNET_YES;
}
* @param cls the controller handler
* @param msg message received, NULL on timeout or fatal error
*/
-static void
+static void
message_handler (void *cls, const struct GNUNET_MessageHeader *msg)
{
struct GNUNET_TESTBED_Controller *c = cls;
switch (ntohs (msg->type))
{
case GNUNET_MESSAGE_TYPE_TESTBED_ADDHOSTCONFIRM:
- GNUNET_assert (msize >= sizeof (struct
- GNUNET_TESTBED_HostConfirmedMessage));
+ GNUNET_assert (msize >=
+ sizeof (struct GNUNET_TESTBED_HostConfirmedMessage));
status =
- handle_addhostconfirm (c, (const struct GNUNET_TESTBED_HostConfirmedMessage *) msg);
+ handle_addhostconfirm (c,
+ (const struct GNUNET_TESTBED_HostConfirmedMessage
+ *) msg);
break;
case GNUNET_MESSAGE_TYPE_TESTBED_GENERICOPSUCCESS:
- GNUNET_assert
- (msize == sizeof (struct GNUNET_TESTBED_GenericOperationSuccessEventMessage));
+ GNUNET_assert (msize ==
+ sizeof (struct
+ GNUNET_TESTBED_GenericOperationSuccessEventMessage));
status =
- handle_opsuccess (c, (const struct
- GNUNET_TESTBED_GenericOperationSuccessEventMessage
- *) msg);
+ handle_opsuccess (c,
+ (const struct
+ GNUNET_TESTBED_GenericOperationSuccessEventMessage *)
+ msg);
break;
case GNUNET_MESSAGE_TYPE_TESTBED_PEERCREATESUCCESS:
- GNUNET_assert (msize ==
- sizeof (struct GNUNET_TESTBED_PeerCreateSuccessEventMessage));
+ GNUNET_assert (msize ==
+ sizeof (struct
+ GNUNET_TESTBED_PeerCreateSuccessEventMessage));
status =
- handle_peer_create_success
- (c, (const struct GNUNET_TESTBED_PeerCreateSuccessEventMessage *)msg);
+ handle_peer_create_success (c,
+ (const struct
+ GNUNET_TESTBED_PeerCreateSuccessEventMessage
+ *) msg);
break;
case GNUNET_MESSAGE_TYPE_TESTBED_PEEREVENT:
GNUNET_assert (msize == sizeof (struct GNUNET_TESTBED_PeerEventMessage));
status =
- handle_peer_event (c, (const struct GNUNET_TESTBED_PeerEventMessage *) msg);
-
+ handle_peer_event (c,
+ (const struct GNUNET_TESTBED_PeerEventMessage *)
+ msg);
+
break;
case GNUNET_MESSAGE_TYPE_TESTBED_PEERCONFIG:
- GNUNET_assert (msize >=
- sizeof (struct GNUNET_TESTBED_PeerConfigurationInformationMessage));
+ 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_PEERCONEVENT:
+ 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_OPERATIONFAILEVENT:
+ 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_SLAVECONFIG:
+ GNUNET_assert (msize >
+ sizeof (struct GNUNET_TESTBED_SlaveConfiguration));
status =
- handle_peer_config
- (c, (const struct GNUNET_TESTBED_PeerConfigurationInformationMessage *)
- msg);
+ handle_slave_config (c, (const struct
+ GNUNET_TESTBED_SlaveConfiguration *) msg);
+ break;
+ case GNUNET_MESSAGE_TYPE_TESTBED_NEEDCONTROLLERCONFIG:
+ GNUNET_assert (msize == sizeof (struct
+ GNUNET_TESTBED_NeedControllerConfig));
+ status =
+ handle_need_controller_config (c, (const struct
+ GNUNET_TESTBED_NeedControllerConfig
+ *) msg);
break;
default:
- GNUNET_break (0);
+ GNUNET_assert (0);
}
if ((GNUNET_OK == status) && (GNUNET_NO == c->in_receive))
{
c->in_receive = GNUNET_YES;
GNUNET_CLIENT_receive (c->client, &message_handler, c,
- GNUNET_TIME_UNIT_FOREVER_REL);
+ GNUNET_TIME_UNIT_FOREVER_REL);
}
}
c->th = NULL;
mq_entry = c->mq_head;
GNUNET_assert (NULL != mq_entry);
- if ((0 == size) && (NULL == buf)) /* Timeout */
+ if ((0 == size) && (NULL == buf)) /* Timeout */
{
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);
+ GNUNET_CLIENT_notify_transmit_ready (c->client,
+ ntohs (mq_entry->msg->size),
+ TIMEOUT_REL, GNUNET_YES,
+ &transmit_ready_notify, c);
return 0;
}
GNUNET_assert (ntohs (mq_entry->msg->size) <= size);
- size = ntohs (mq_entry->msg->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);
+ 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);
+ 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)
{
c->in_receive = GNUNET_YES;
GNUNET_CLIENT_receive (c->client, &message_handler, c,
- GNUNET_TIME_UNIT_FOREVER_REL);
+ GNUNET_TIME_UNIT_FOREVER_REL);
}
return size;
}
*/
void
GNUNET_TESTBED_queue_message_ (struct GNUNET_TESTBED_Controller *controller,
- struct GNUNET_MessageHeader *msg)
+ struct GNUNET_MessageHeader *msg)
{
struct MessageQueue *mq_entry;
uint16_t type;
type = ntohs (msg->type);
size = ntohs (msg->size);
GNUNET_assert ((GNUNET_MESSAGE_TYPE_TESTBED_INIT <= type) &&
- (GNUNET_MESSAGE_TYPE_TESTBED_MAX > type));
+ (GNUNET_MESSAGE_TYPE_TESTBED_MAX > type));
mq_entry = GNUNET_malloc (sizeof (struct MessageQueue));
mq_entry->msg = msg;
LOG (GNUNET_ERROR_TYPE_DEBUG,
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);
+ controller->th =
+ GNUNET_CLIENT_notify_transmit_ready (controller->client, size,
+ TIMEOUT_REL, GNUNET_YES,
+ &transmit_ready_notify,
+ controller);
}
/**
- * Handle for controller process
+ * Sends the given message as an operation. The given callback is called when a
+ * reply for the operation is available. Call
+ * GNUNET_TESTBED_forward_operation_msg_cancel_() to cleanup the returned
+ * operation context if the cc hasn't been called
+ *
+ * @param controller the controller to which the message has to be sent
+ * @param operation_id the operation id of the message
+ * @param msg the message to send
+ * @param cc the callback to call when reply is available
+ * @param cc_cls the closure for the above callback
+ * @return the operation context which can be used to cancel the forwarded
+ * operation
*/
-struct GNUNET_TESTBED_ControllerProc
+struct OperationContext *
+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)
{
- /**
- * 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;
+ struct OperationContext *opc;
+ struct ForwardedOperationData *data;
+ struct GNUNET_MessageHeader *dup_msg;
+ uint16_t msize;
- /**
- * The ssh destination string; used for helpers starting ssh
- */
- char *dst;
+ data = GNUNET_malloc (sizeof (struct ForwardedOperationData));
+ data->cc = cc;
+ data->cc_cls = cc_cls;
+ opc = GNUNET_malloc (sizeof (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);
+ return opc;
+}
- /**
- * The configuration of the running testbed service
- */
- struct GNUNET_CONFIGURATION_Handle *cfg;
-};
+/**
+ * Function to cancel an operation created by simply forwarding an operation
+ * message.
+ *
+ * @param opc the operation context from GNUNET_TESTBED_forward_operation_msg_()
+ */
+void
+GNUNET_TESTBED_forward_operation_msg_cancel_ (struct OperationContext *opc)
+{
+ GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ GNUNET_free (opc->data);
+ GNUNET_free (opc);
+}
/**
*
* @return GNUNET_OK on success, GNUNET_SYSERR to stop further processing
*/
-static int helper_mst (void *cls, void *client,
- const struct GNUNET_MessageHeader *message)
+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;
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));
+ 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));
+ 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 (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_assert (GNUNET_CONFIGURATION_deserialize
+ (cp->cfg, config, config_size, GNUNET_NO));
GNUNET_free (config);
- if ((NULL == cp->host) ||
+ 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);
+ 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
+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);
*
* @param cls the closure from GNUNET_HELPER_start()
*/
-static void
+static void
helper_exp_cb (void *cls)
{
struct GNUNET_TESTBED_ControllerProc *cp = 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.
+ *
+ * @param cls the closure from GNUNET_TESTBED_operation_create_()
+ */
+static void
+opstart_link_controllers (void *cls)
+{
+ struct OperationContext *opc = cls;
+ struct ControllerLinkData *data;
+ struct GNUNET_TESTBED_ControllerLinkMessage *msg;
+
+ GNUNET_assert (NULL != opc->data);
+ 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_queue_message_ (opc->c, &msg->header);
+}
+
+
+/**
+ * Callback which will be called when link-controllers type operation is released
+ *
+ * @param cls the closure from GNUNET_TESTBED_operation_create_()
+ */
+static void
+oprelease_link_controllers (void *cls)
+{
+ struct OperationContext *opc = cls;
+ struct ControllerLinkData *data;
+
+ data = opc->data;
+ switch (opc->state)
+ {
+ case OPC_STATE_INIT:
+ GNUNET_free (data->msg);
+ break;
+ case OPC_STATE_STARTED:
+ GNUNET_CONTAINER_DLL_remove (opc->c->ocq_head, opc->c->ocq_tail, opc);
+ break;
+ case OPC_STATE_FINISHED:
+ break;
+ }
+ GNUNET_free_non_null (data);
+ GNUNET_free (opc);
+}
+
+
+/**
+ * Function to be called when get slave config operation is ready
+ *
+ * @param cls the OperationContext of type OP_GET_SLAVE_CONFIG
+ */
+static void
+opstart_get_slave_config (void *cls)
+{
+ struct OperationContext *opc = cls;
+ struct GetSlaveConfigData *data;
+ struct GNUNET_TESTBED_SlaveGetConfigurationMessage *msg;
+
+ data = opc->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_TESTBED_queue_message_ (opc->c, &msg->header);
+ opc->state = OPC_STATE_STARTED;
+}
+
+
+/**
+ * Function to be called when get slave config operation is cancelled or finished
+ *
+ * @param cls the OperationContext of type OP_GET_SLAVE_CONFIG
+ */
+static void
+oprelease_get_slave_config (void *cls)
+{
+ struct OperationContext *opc = cls;
+
+ switch (opc->state)
+ {
+ case OPC_STATE_INIT:
+ 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);
+ break;
+ case OPC_STATE_FINISHED:
+ if (NULL != opc->data)
+ GNUNET_CONFIGURATION_destroy (opc->data);
+ break;
+ }
+ GNUNET_free (opc);
+}
+
+
/**
* Starts a controller process at the host. FIXME: add controller start callback
* with the configuration with which the controller is started
*/
struct GNUNET_TESTBED_ControllerProc *
GNUNET_TESTBED_controller_start (const char *controller_ip,
- struct GNUNET_TESTBED_Host *host,
- const struct GNUNET_CONFIGURATION_Handle *cfg,
+ struct GNUNET_TESTBED_Host *host,
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
GNUNET_TESTBED_ControllerStatusCallback cb,
- void *cls)
+ void *cls)
{
struct GNUNET_TESTBED_ControllerProc *cp;
struct GNUNET_TESTBED_HelperInit *msg;
+ const char *hostname;
+ static char *const binary_argv[] = {
+ HELPER_TESTBED_BINARY, NULL
+ };
+ hostname = NULL;
cp = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_ControllerProc));
if ((NULL == host) || (0 == GNUNET_TESTBED_host_get_id_ (host)))
- {
- char * const binary_argv[] = {
- "gnunet-testbed-helper", NULL
- };
-
- cp->helper = GNUNET_HELPER_start ("gnunet-testbed-helper", binary_argv,
- &helper_mst, &helper_exp_cb, cp);
- }
+ cp->helper =
+ GNUNET_HELPER_start (GNUNET_YES, HELPER_TESTBED_BINARY, binary_argv,
+ &helper_mst, &helper_exp_cb, cp);
else
{
- char *remote_args[6 + 1];
+ char *remote_args[10];
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", hostname, username);
+ 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++] = "-q";
+ remote_args[argp++] = "-o";
+ remote_args[argp++] = "BatchMode=yes";
+ remote_args[argp++] = "-o";
+ remote_args[argp++] = "NoHostAuthenticationForLocalhost=yes";
remote_args[argp++] = cp->dst;
- remote_args[argp++] = "gnunet-testbed-helper";
+ remote_args[argp++] = HELPER_TESTBED_BINARY_SSH;
remote_args[argp++] = NULL;
- GNUNET_assert (argp == 6 + 1);
- cp->helper = GNUNET_HELPER_start ("ssh", remote_args,
- &helper_mst, &helper_exp_cb, cp);
+ GNUNET_assert (argp == 10);
+ cp->helper =
+ GNUNET_HELPER_start (GNUNET_NO, "ssh", remote_args, &helper_mst,
+ &helper_exp_cb, cp);
}
if (NULL == cp->helper)
{
cp->host = host;
cp->cb = cb;
cp->cls = cls;
- msg = GNUNET_TESTBED_create_helper_init_msg_ (controller_ip, cfg);
+ msg = GNUNET_TESTBED_create_helper_init_msg_ (controller_ip, hostname, cfg);
cp->msg = &msg->header;
- cp->shandle = GNUNET_HELPER_send (cp->helper, &msg->header, GNUNET_NO,
- &clear_msg, cp);
+ cp->shandle =
+ GNUNET_HELPER_send (cp->helper, &msg->header, GNUNET_NO, &clear_msg, cp);
if (NULL == cp->shandle)
{
GNUNET_free (msg);
/**
* 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 (!).
+ * been fully terminated (!). The controller status cb from
+ * GNUNET_TESTBED_controller_start() will not be called.
*
* @param cproc the controller process handle
*/
{
if (NULL != cproc->shandle)
GNUNET_HELPER_send_cancel (cproc->shandle);
- GNUNET_HELPER_stop (cproc->helper);
+ if (NULL != cproc->helper)
+ GNUNET_HELPER_stop (cproc->helper);
if (NULL != cproc->cfg)
GNUNET_CONFIGURATION_destroy (cproc->cfg);
GNUNET_free_non_null (cproc->port);
* @return handle to the controller
*/
struct GNUNET_TESTBED_Controller *
-GNUNET_TESTBED_controller_connect (const struct GNUNET_CONFIGURATION_Handle *cfg,
- struct GNUNET_TESTBED_Host *host,
- uint64_t event_mask,
- GNUNET_TESTBED_ControllerCallback cc,
- void *cc_cls)
+GNUNET_TESTBED_controller_connect (const struct GNUNET_CONFIGURATION_Handle
+ *cfg, 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 char *controller_hostname;
+ unsigned long long max_parallel_operations;
+ unsigned long long max_parallel_service_connections;
+ unsigned long long max_parallel_topology_config_operations;
+
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_number (cfg, "testbed",
+ "MAX_PARALLEL_OPERATIONS",
+ &max_parallel_operations))
+ {
+ GNUNET_break (0);
+ return NULL;
+ }
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_number (cfg, "testbed",
+ "MAX_PARALLEL_SERVICE_CONNECTIONS",
+ &max_parallel_service_connections))
+ {
+ 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;
controller->event_mask = event_mask;
controller->cfg = GNUNET_CONFIGURATION_dup (cfg);
- controller->client = GNUNET_CLIENT_connect ("testbed", controller->cfg);
+ controller->client = GNUNET_CLIENT_connect ("testbed", controller->cfg);
if (NULL == controller->client)
{
GNUNET_TESTBED_controller_disconnect (controller);
if (NULL == host)
{
host = GNUNET_TESTBED_host_create_by_id_ (0);
- if (NULL == host)
+ 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");
+ "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
}
}
GNUNET_assert (NULL != host);
- msg = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_InitMessage));
+ 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);
+ controller->opq_parallel_service_connections =
+ GNUNET_TESTBED_operation_queue_create_ ((unsigned int)
+ max_parallel_service_connections);
+ controller->opq_parallel_topology_config_operations=
+ GNUNET_TESTBED_operation_queue_create_ ((unsigned int)
+ max_parallel_service_connections);
+ 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));
+ msg->header.size =
+ htons (sizeof (struct GNUNET_TESTBED_InitMessage) +
+ strlen (controller_hostname) + 1);
msg->host_id = htonl (GNUNET_TESTBED_host_get_id_ (host));
msg->event_mask = GNUNET_htonll (controller->event_mask);
- GNUNET_TESTBED_queue_message_ (controller, (struct GNUNET_MessageHeader *) msg);
+ strcpy ((char *) &msg[1], controller_hostname);
+ GNUNET_TESTBED_queue_message_ (controller,
+ (struct GNUNET_MessageHeader *) msg);
return controller;
}
* 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.
- *
+ *
* @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
* use 0 to disable the service
*/
void
-GNUNET_TESTBED_controller_configure_sharing (struct GNUNET_TESTBED_Controller *controller,
- const char *service_name,
- uint32_t num_peers)
+GNUNET_TESTBED_controller_configure_sharing (struct GNUNET_TESTBED_Controller
+ *controller,
+ const char *service_name,
+ uint32_t num_peers)
{
struct GNUNET_TESTBED_ConfigureSharedServiceMessage *msg;
uint16_t service_name_size;
uint16_t msg_size;
-
+
service_name_size = strlen (service_name) + 1;
- msg_size = sizeof (struct GNUNET_TESTBED_ConfigureSharedServiceMessage)
- + service_name_size;
+ 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_TESTBED_queue_message_ (controller,
+ (struct GNUNET_MessageHeader *) msg);
+ GNUNET_break (0); /* This function is not yet implemented on the
+ testbed service */
}
* @param controller handle to controller to stop
*/
void
-GNUNET_TESTBED_controller_disconnect (struct GNUNET_TESTBED_Controller *controller)
+GNUNET_TESTBED_controller_disconnect (struct GNUNET_TESTBED_Controller
+ *controller)
{
struct MessageQueue *mq_entry;
if (NULL != controller->th)
GNUNET_CLIENT_notify_transmit_ready_cancel (controller->th);
- /* Clear the message queue */
+ /* Clear the message queue */
while (NULL != (mq_entry = controller->mq_head))
{
- GNUNET_CONTAINER_DLL_remove (controller->mq_head,
- controller->mq_tail,
- mq_entry);
+ GNUNET_CONTAINER_DLL_remove (controller->mq_head, controller->mq_tail,
+ mq_entry);
GNUNET_free (mq_entry->msg);
GNUNET_free (mq_entry);
}
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);
+ GNUNET_TESTBED_operation_queue_destroy_
+ (controller->opq_parallel_service_connections);
+ GNUNET_TESTBED_operation_queue_destroy_
+ (controller->opq_parallel_topology_config_operations);
GNUNET_free (controller);
}
* 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
+ * registration
*/
struct GNUNET_TESTBED_HostRegistrationHandle *
GNUNET_TESTBED_register_host (struct GNUNET_TESTBED_Controller *controller,
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",
+ 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;
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)
+ {
+ msg->user_name_length = htons (user_name_length - 1);
memcpy (&msg[1], username, user_name_length);
+ }
+ else
+ msg->user_name_length = htons (user_name_length);
strcpy (((void *) &msg[1]) + user_name_length, hostname);
- GNUNET_TESTBED_queue_message_ (controller, (struct GNUNET_MessageHeader *) msg);
+ GNUNET_TESTBED_queue_message_ (controller,
+ (struct GNUNET_MessageHeader *) msg);
return rh;
}
return;
}
handle->c->rh = NULL;
- GNUNET_free (handle);
+ GNUNET_free (handle);
}
/**
- * Same as the GNUNET_TESTBED_controller_link, however expects configuration in
- * serialized and compressed
+ * 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 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 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 scfg
+ * @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 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
*/
-void
-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)
+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_ControllerLinkMessage *msg;
+ struct ControllerLinkData *data;
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)))
- GNUNET_assert (GNUNET_YES ==
- GNUNET_TESTBED_is_host_registered_ (slave_host, master));
msg_size = sxcfg_size + sizeof (struct GNUNET_TESTBED_ControllerLinkMessage);
msg = GNUNET_malloc (msg_size);
- msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_LCONTROLLERS);
+ msg->header.type = htons (GNUNET_MESSAGE_TYPE_TESTBED_LCONTROLLERS);
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->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);
- GNUNET_TESTBED_queue_message_ (master, (struct GNUNET_MessageHeader *) msg);
+ data = GNUNET_malloc (sizeof (struct ControllerLinkData));
+ data->msg = msg;
+ 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);
+ 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);
+ GNUNET_break (0);
}
* @param config the serialized configuration
* @param size the size of config
* @param xconfig will be set to the compressed configuration (memory is fresly
- * allocated)
+ * allocated)
* @return the size of the xconfig
*/
size_t
GNUNET_TESTBED_compress_config_ (const char *config, size_t size,
- char **xconfig)
+ char **xconfig)
{
size_t xsize;
-
+
xsize = compressBound ((uLong) size);
*xconfig = GNUNET_malloc (xsize);
GNUNET_assert (Z_OK ==
- compress2 ((Bytef *)* xconfig, (uLongf *) &xsize,
- (const Bytef *) config, (uLongf) size,
+ compress2 ((Bytef *) * xconfig, (uLongf *) & xsize,
+ (const Bytef *) config, (uLongf) size,
Z_BEST_SPEED));
return xsize;
}
-
+
/**
- * 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.
+ * 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 requests to which host should be delegated
- * @param slave_host which host is used to run the slave controller
+ * @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 slave should be started (and stopped)
- * by the master controller; GNUNET_NO if we are just
- * allowed to use the slave via TCP/IP
+ * @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
*/
-void
-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)
+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;
-
- 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));
+ 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);
- GNUNET_assert ((UINT16_MAX -
- sizeof (struct GNUNET_TESTBED_ControllerLinkMessage))
- >= cc_size); /* Configuration doesn't fit in 1 message */
- GNUNET_TESTBED_controller_link_2 (master, delegated_host, slave_host,
- (const char *) cconfig,
- cc_size, config_size, is_subordinate);
+ /* Configuration doesn't fit in 1 message */
+ GNUNET_assert ((UINT16_MAX -
+ sizeof (struct GNUNET_TESTBED_ControllerLinkMessage)) >=
+ 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;
+}
+
+
+/**
+ * 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 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,
+ struct GNUNET_TESTBED_Host *delegated_host,
+ struct GNUNET_TESTBED_Host *slave_host,
+ const struct GNUNET_CONFIGURATION_Handle
+ *slave_cfg, int is_subordinate)
+{
+ uint32_t slave_host_id;
+ uint32_t delegated_host_id;
+
+ GNUNET_assert (GNUNET_YES ==
+ GNUNET_TESTBED_is_host_registered_ (delegated_host, master));
+ slave_host_id = (NULL == slave_host) ?
+ 0 : GNUNET_TESTBED_host_get_id_ (slave_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));
+ return GNUNET_TESTBED_controller_link_ (op_cls, master,
+ delegated_host_id,
+ slave_host_id,
+ slave_cfg,
+ is_subordinate);
+
+}
+
+
+/**
+ * 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 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;
+ */
+struct GNUNET_TESTBED_Operation *
+GNUNET_TESTBED_get_slave_config_ (void *op_cls,
+ struct GNUNET_TESTBED_Controller *master,
+ uint32_t slave_host_id)
+{
+ struct OperationContext *opc;
+ struct GetSlaveConfigData *data;
+
+ 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);
+ return opc->op;
+}
+
+
+/**
+ * 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 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_get_slave_config (void *op_cls,
+ struct GNUNET_TESTBED_Controller *master,
+ struct GNUNET_TESTBED_Host *slave_host)
+{
+ 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));
}
* be written to.
*/
void
-GNUNET_TESTBED_overlay_write_topology_to_file (struct GNUNET_TESTBED_Controller *controller,
- const char *filename)
+GNUNET_TESTBED_overlay_write_topology_to_file (struct GNUNET_TESTBED_Controller
+ *controller,
+ const char *filename)
{
GNUNET_break (0);
}
/**
- * Creates a helper initialization message. Only for testing.
+ * 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 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,
- const struct GNUNET_CONFIGURATION_Handle *cfg)
+ const char *hostname,
+ const struct GNUNET_CONFIGURATION_Handle
+ *cfg)
{
struct GNUNET_TESTBED_HelperInit *msg;
char *config;
size_t config_size;
size_t xconfig_size;
uint16_t cname_len;
+ uint16_t hostname_len;
uint16_t msg_size;
config = GNUNET_CONFIGURATION_serialize (cfg, &config_size);
GNUNET_assert (NULL != config);
xconfig_size =
- GNUNET_TESTBED_compress_config_ (config, config_size, &xconfig);
+ GNUNET_TESTBED_compress_config_ (config, config_size, &xconfig);
GNUNET_free (config);
cname_len = strlen (cname);
- msg_size = xconfig_size + cname_len + 1 +
- sizeof (struct GNUNET_TESTBED_HelperInit);
+ hostname_len = (NULL == hostname) ? 0 : strlen (hostname);
+ msg_size =
+ xconfig_size + cname_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]) + cname_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->hostname_size = htons (hostname_len);
msg->config_size = htons (config_size);
(void) strcpy ((char *) &msg[1], cname);
+ if (0 != hostname_len)
+ (void) strncpy (((char *) &msg[1]) + cname_len + 1, hostname, hostname_len);
return msg;
}
* 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).
- *
+ * nothing ever happened).
+ *
* @param operation operation to cancel
*/
void
GNUNET_TESTBED_operation_cancel (struct GNUNET_TESTBED_Operation *operation)
{
- GNUNET_CONTAINER_DLL_remove (operation->controller->op_head,
- operation->controller->op_tail,
- operation);
GNUNET_TESTBED_operation_done (operation);
}
* of type 'operation_finished' to fully remove the operation
* from the operation queue. After calling this function, the
* 'op_result' becomes invalid (!).
- *
+ *
* @param operation operation to signal completion for
*/
void
switch (operation->type)
{
case OP_PEER_CREATE:
- GNUNET_free_non_null (operation->data);
- break;
case OP_PEER_DESTROY:
- GNUNET_free_non_null (operation->data);
- break;
case OP_PEER_START:
case OP_PEER_STOP:
- break;
case OP_PEER_INFO:
+ case OP_OVERLAY_CONNECT:
+ case OP_LINK_CONTROLLERS:
+ GNUNET_TESTBED_operation_release_ (operation);
+ return;
+ default:
+ GNUNET_assert (0);
+ break;
+ }
+}
+
+
+/**
+ * Generates configuration by uncompressing configuration in given message. The
+ * given message should be of the following types:
+ * GNUNET_MESSAGE_TYPE_TESTBED_PEERCONFIG,
+ * GNUNET_MESSAGE_TYPE_TESTBED_SLAVECONFIG
+ *
+ * @param msg the message containing compressed configuration
+ * @return handle to the parsed configuration
+ */
+struct GNUNET_CONFIGURATION_Handle *
+GNUNET_TESTBED_extract_config_ (const struct GNUNET_MessageHeader *msg)
+{
+ struct GNUNET_CONFIGURATION_Handle *cfg;
+ Bytef *data;
+ const Bytef *xdata;
+ uLong data_len;
+ uLong xdata_len;
+ int ret;
+
+ switch (ntohs (msg->type))
+ {
+ case GNUNET_MESSAGE_TYPE_TESTBED_PEERCONFIG:
{
- struct PeerInfoData2 *data;
-
- data = operation->data;
- switch (data->pit)
- {
- case GNUNET_TESTBED_PIT_IDENTITY:
- GNUNET_free (data->details.peer_identity);
- break;
- case GNUNET_TESTBED_PIT_CONFIGURATION:
- GNUNET_CONFIGURATION_destroy (data->details.cfg);
- break;
- case GNUNET_TESTBED_PIT_GENERIC:
- GNUNET_assert (0); /* never reach here */
- break;
- }
+ 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_SLAVECONFIG:
+ {
+ 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];
}
- GNUNET_free_non_null (operation->data);
break;
+ default:
+ GNUNET_assert (0);
+ }
+ data = GNUNET_malloc (data_len);
+ if (Z_OK !=
+ (ret =
+ uncompress (data, &data_len, xdata, xdata_len)))
+ GNUNET_assert (0);
+ cfg = GNUNET_CONFIGURATION_create ();
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_CONFIGURATION_deserialize (cfg, (const char *) data,
+ (size_t) data_len,
+ GNUNET_NO));
+ 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;
}
- GNUNET_free (operation);
+ 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;
+}
+
/* end of testbed_api.c */