GNUnet  0.11.x
Data Structures | Macros | Functions
transport-testing-communicator.c File Reference

functions related to testing-tng More...

#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_protocols.h"
#include "gnunet_constants.h"
#include "transport-testing-communicator.h"
#include "gnunet_ats_transport_service.h"
#include "gnunet_hello_lib.h"
#include "gnunet_signatures.h"
#include "transport.h"
#include <inttypes.h>
Include dependency graph for transport-testing-communicator.c:

Go to the source code of this file.

Data Structures

struct  MyClient
 
struct  GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue
 Queue of a communicator and some context. More...
 
struct  GNUNET_TRANSPORT_TESTING_TransportCommunicatorTransmission
 Handle/Context to a single transmission. More...
 

Macros

#define LOG(kind, ...)   GNUNET_log_from (kind, "transport-testing2", __VA_ARGS__)
 

Functions

static int check_communicator_available (void *cls, const struct GNUNET_TRANSPORT_CommunicatorAvailableMessage *msg)
 Check whether incoming msg indicating available communicator is correct. More...
 
static void handle_communicator_available (void *cls, const struct GNUNET_TRANSPORT_CommunicatorAvailableMessage *msg)
 Handle new communicator. More...
 
static int check_communicator_backchannel (void *cls, const struct GNUNET_TRANSPORT_CommunicatorBackchannel *msg)
 Incoming message. More...
 
static void handle_communicator_backchannel (void *cls, const struct GNUNET_TRANSPORT_CommunicatorBackchannel *bc_msg)
 Receive an incoming message. More...
 
static int check_add_address (void *cls, const struct GNUNET_TRANSPORT_AddAddressMessage *msg)
 Address of our peer added. More...
 
static void handle_add_address (void *cls, const struct GNUNET_TRANSPORT_AddAddressMessage *msg)
 The communicator informs about an address. More...
 
static int check_incoming_msg (void *cls, const struct GNUNET_TRANSPORT_IncomingMessage *msg)
 Incoming message. More...
 
static void handle_incoming_msg (void *cls, const struct GNUNET_TRANSPORT_IncomingMessage *inc_msg)
 Receive an incoming message. More...
 
static void handle_queue_create_ok (void *cls, const struct GNUNET_TRANSPORT_CreateQueueResponse *msg)
 Communicator informs that it tries to establish requested queue. More...
 
static void handle_queue_create_fail (void *cls, const struct GNUNET_TRANSPORT_CreateQueueResponse *msg)
 Communicator informs that it wont try establishing requested queue. More...
 
static int check_add_queue_message (void *cls, const struct GNUNET_TRANSPORT_AddQueueMessage *aqm)
 New queue became available. More...
 
static void handle_add_queue_message (void *cls, const struct GNUNET_TRANSPORT_AddQueueMessage *msg)
 Handle new queue. More...
 
static void handle_update_queue_message (void *cls, const struct GNUNET_TRANSPORT_UpdateQueueMessage *msg)
 Handle new queue. More...
 
static void shutdown_service (void *cls)
 Shut down the service. More...
 
static void * connect_cb (void *cls, struct GNUNET_SERVICE_Client *client, struct GNUNET_MQ_Handle *mq)
 Callback called when new Client (Communicator) connects. More...
 
static void disconnect_cb (void *cls, struct GNUNET_SERVICE_Client *client, void *internal_cls)
 Callback called when Client disconnects. More...
 
static void handle_send_message_ack (void *cls, const struct GNUNET_TRANSPORT_SendMessageToAck *sma)
 Message was transmitted. More...
 
static void transport_communicator_start (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
 Start the communicator part of the transport service. More...
 
static void shutdown_process (struct GNUNET_OS_Process *proc)
 Task run at shutdown to kill communicator and clean up. More...
 
static void shutdown_statistics (void *cls)
 Task run at shutdown to kill the statistics process. More...
 
static void shutdown_peerstore (void *cls)
 Task run at shutdown to kill the peerstore process. More...
 
static void shutdown_communicator (void *cls)
 Task run at shutdown to kill a communicator process. More...
 
static void communicator_start (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h, const char *binary_name)
 Start the communicator. More...
 
static void shutdown_nat (void *cls)
 Task run at shutdown to kill communicator and clean up. More...
 
static void shutdown_resolver (void *cls)
 Task run at shutdown to kill the resolver process. More...
 
static void resolver_start (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
 Start Resolver. More...
 
static void statistics_start (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
 Start Statistics. More...
 
static void peerstore_start (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
 Start Peerstore. More...
 
static void nat_start (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
 Start NAT. More...
 
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandleGNUNET_TRANSPORT_TESTING_transport_communicator_service_start (const char *service_name, const char *binary_name, const char *cfg_filename, const struct GNUNET_PeerIdentity *peer_id, GNUNET_TRANSPORT_TESTING_CommunicatorAvailableCallback communicator_available_cb, GNUNET_TRANSPORT_TESTING_AddAddressCallback add_address_cb, GNUNET_TRANSPORT_TESTING_QueueCreateReplyCallback queue_create_reply_cb, GNUNET_TRANSPORT_TESTING_AddQueueCallback add_queue_cb, GNUNET_TRANSPORT_TESTING_IncomingMessageCallback incoming_message_cb, GNUNET_TRANSPORT_TESTING_BackchannelCallback bc_cb, void *cb_cls)
 Start communicator part of transport service and communicator. More...
 
void GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
 
void GNUNET_TRANSPORT_TESTING_transport_communicator_open_queue (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h, const struct GNUNET_PeerIdentity *peer_id, const char *address)
 Instruct communicator to open a queue. More...
 
void GNUNET_TRANSPORT_TESTING_transport_communicator_send (struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h, GNUNET_SCHEDULER_TaskCallback cont, void *cont_cls, const void *payload, size_t payload_size)
 Instruct communicator to send data. More...
 

Detailed Description

functions related to testing-tng

Author
Christian Grothoff
Julius Bünger

Definition in file transport-testing-communicator.c.

Macro Definition Documentation

◆ LOG

#define LOG (   kind,
  ... 
)    GNUNET_log_from (kind, "transport-testing2", __VA_ARGS__)

Function Documentation

◆ check_communicator_available()

static int check_communicator_available ( void *  cls,
const struct GNUNET_TRANSPORT_CommunicatorAvailableMessage *  msg 
)
static

Check whether incoming msg indicating available communicator is correct.

Parameters
clsClosure
msgMessage struct
Returns
GNUNET_YES in case message is correct

Definition at line 150 of file transport-testing-communicator.c.

References GNUNET_MQ_check_zero_termination, GNUNET_OK, and size.

153 {
154  uint16_t size;
155 
156  size = ntohs (msg->header.size) - sizeof(*msg);
157  if (0 == size)
158  return GNUNET_OK; /* receive-only communicator */
160  return GNUNET_OK;
161 }
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_MQ_check_zero_termination(m)
Insert code for a "check_" function that verifies that a given variable-length message received over ...
static unsigned int size
Size of the "table".
Definition: peer.c:67

◆ handle_communicator_available()

static void handle_communicator_available ( void *  cls,
const struct GNUNET_TRANSPORT_CommunicatorAvailableMessage *  msg 
)
static

Handle new communicator.

Store characteristics of communicator, call respective client callback.

Parameters
clsClosure - communicator handle
msgMessage struct

Definition at line 173 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_addr_prefix, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_characteristics, MyClient::c_mq, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_mq, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cb_cls, MyClient::client, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::communicator_available_cb, GNUNET_ERROR_TYPE_DEBUG, GNUNET_SERVICE_client_continue(), GNUNET_strdup, LOG, size, and MyClient::tc.

176 {
177  struct MyClient *client = cls;
179  client->tc;
180  uint16_t size;
181  tc_h->c_mq = client->c_mq;
182 
183  size = ntohs (msg->header.size) - sizeof(*msg);
184  if (0 == size)
185  {
187  return; /* receive-only communicator */
188  }
189  tc_h->c_characteristics = ntohl (msg->cc);
190  tc_h->c_addr_prefix = GNUNET_strdup ((const char *) &msg[1]);
191  if (NULL != tc_h->communicator_available_cb)
192  {
193  LOG (GNUNET_ERROR_TYPE_DEBUG, "calling communicator_available_cb()\n");
194  tc_h->communicator_available_cb (tc_h->cb_cls,
195  tc_h,
196  tc_h->c_characteristics,
197  tc_h->c_addr_prefix);
198  }
200  LOG (GNUNET_ERROR_TYPE_DEBUG, "finished communicator_available_cb()\n");
201 
202 }
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
#define LOG(kind,...)
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
enum GNUNET_TRANSPORT_CommunicatorCharacteristics c_characteristics
Characteristics of the communicator.
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
GNUNET_TRANSPORT_TESTING_CommunicatorAvailableCallback communicator_available_cb
Callback called when a new communicator connects.
struct GNUNET_SERVICE_Client * client
Handle to the client.
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
static unsigned int size
Size of the "table".
Definition: peer.c:67
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ check_communicator_backchannel()

static int check_communicator_backchannel ( void *  cls,
const struct GNUNET_TRANSPORT_CommunicatorBackchannel *  msg 
)
static

Incoming message.

Test message is well-formed.

Parameters
clsthe client
msgthe send message that was sent
Returns
GNUNET_OK if message is well-formed

Definition at line 213 of file transport-testing-communicator.c.

References GNUNET_OK.

216 {
217  // struct TransportClient *tc = cls;
218 
219  // if (CT_COMMUNICATOR != tc->type)
220  // {
221  // GNUNET_break (0);
222  // return GNUNET_SYSERR;
223  // }
224  // GNUNET_MQ_check_boxed_message (msg);
225  return GNUNET_OK;
226 }

◆ handle_communicator_backchannel()

static void handle_communicator_backchannel ( void *  cls,
const struct GNUNET_TRANSPORT_CommunicatorBackchannel *  bc_msg 
)
static

Receive an incoming message.

Pass the message to the client.

Parameters
clsClosure - communicator handle
msgMessage

Definition at line 238 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::bc_cb, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::bc_enabled, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_mq, MyClient::client, env, GNUNET_ERROR_TYPE_DEBUG, GNUNET_MESSAGE_TYPE_TRANSPORT_COMMUNICATOR_BACKCHANNEL_INCOMING, GNUNET_MQ_msg_extra, GNUNET_MQ_send(), GNUNET_SERVICE_client_continue(), GNUNET_YES, LOG, msg, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::peer_id, GNUNET_MessageHeader::size, MyClient::tc, and GNUNET_MessageHeader::type.

242 {
243  struct MyClient *client = cls;
245  client->tc;
247  struct GNUNET_MessageHeader *msg;
248  msg = (struct GNUNET_MessageHeader *) &bc_msg[1];
249  uint16_t isize = ntohs (msg->size);
250  const char *target_communicator = ((const char *) msg) + isize;
251  struct GNUNET_TRANSPORT_CommunicatorBackchannelIncoming *cbi;
252  struct GNUNET_MQ_Envelope *env;
253 
255  "Received backchannel message\n");
256  if (tc_h->bc_enabled != GNUNET_YES)
257  {
259  return;
260  }
261  /* Find client providing this communicator */
262  /* Finally, deliver backchannel message to communicator */
264  "Delivering backchannel message of type %u to %s\n",
265  ntohs (msg->type),
266  target_communicator);
267  other_tc_h = tc_h->bc_cb (tc_h, msg, (struct
268  GNUNET_PeerIdentity*) &bc_msg->pid);
269  env = GNUNET_MQ_msg_extra (
270  cbi,
271  isize,
273  cbi->pid = tc_h->peer_id;
274  memcpy (&cbi[1], msg, isize);
275 
276 
277  GNUNET_MQ_send (other_tc_h->c_mq, env);
279 }
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
#define LOG(kind,...)
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
#define GNUNET_MESSAGE_TYPE_TRANSPORT_COMMUNICATOR_BACKCHANNEL_INCOMING
Transport signalling incoming backchannel message to a communicator.
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_MQ_msg_extra(mvar, esize, type)
Allocate an envelope, with extra space allocated after the space needed by the message struct...
Definition: gnunet_mq_lib.h:52
uint16_t type
The type of the message (GNUNET_MESSAGE_TYPE_XXXX), in big-endian format.
struct GNUNET_SERVICE_Client * client
Handle to the client.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
The identity of the host (wraps the signing key of the peer).
Header for all communications.
void GNUNET_MQ_send(struct GNUNET_MQ_Handle *mq, struct GNUNET_MQ_Envelope *ev)
Send a message with the given message queue.
Definition: mq.c:355
GNUNET_TRANSPORT_TESTING_BackchannelCallback bc_cb
Backchannel callback.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ check_add_address()

static int check_add_address ( void *  cls,
const struct GNUNET_TRANSPORT_AddAddressMessage *  msg 
)
static

Address of our peer added.

Test message is well-formed.

Parameters
clsthe client
aamthe send message that was sent
Returns
GNUNET_OK if message is well-formed

Definition at line 290 of file transport-testing-communicator.c.

References GNUNET_MQ_check_zero_termination, and GNUNET_OK.

292 {
293  // if (CT_COMMUNICATOR != tc->type)
294  // {
295  // GNUNET_break (0);
296  // return GNUNET_SYSERR;
297  // }
299  return GNUNET_OK;
300 }
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
#define GNUNET_MQ_check_zero_termination(m)
Insert code for a "check_" function that verifies that a given variable-length message received over ...

◆ handle_add_address()

static void handle_add_address ( void *  cls,
const struct GNUNET_TRANSPORT_AddAddressMessage *  msg 
)
static

The communicator informs about an address.

Store address and call client callback.

Parameters
clsClosure - communicator handle
msgMessage

Definition at line 312 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::add_address_cb, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_address, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cb_cls, MyClient::client, GNUNET_ERROR_TYPE_DEBUG, GNUNET_SERVICE_client_continue(), GNUNET_strdup, GNUNET_TIME_relative_ntoh(), LOG, size, and MyClient::tc.

314 {
315  struct MyClient *client = cls;
317  client->tc;
318  uint16_t size;
319  size = ntohs (msg->header.size) - sizeof(*msg);
320  LOG (GNUNET_ERROR_TYPE_DEBUG, "received add address cb %u\n", size);
321  if (0 == size)
322  return; /* receive-only communicator */
323  LOG (GNUNET_ERROR_TYPE_DEBUG, "received add address cb %u\n", size);
324  tc_h->c_address = GNUNET_strdup ((const char *) &msg[1]);
325  if (NULL != tc_h->add_address_cb)
326  {
327  LOG (GNUNET_ERROR_TYPE_DEBUG, "calling add_address_cb()\n");
328  tc_h->add_address_cb (tc_h->cb_cls,
329  tc_h,
330  tc_h->c_address,
331  GNUNET_TIME_relative_ntoh (msg->expiration),
332  msg->aid,
333  ntohl (msg->nt));
334  }
336 }
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
#define LOG(kind,...)
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
struct GNUNET_SERVICE_Client * client
Handle to the client.
GNUNET_TRANSPORT_TESTING_AddAddressCallback add_address_cb
Callback called when a new communicator connects.
struct GNUNET_TIME_Relative GNUNET_TIME_relative_ntoh(struct GNUNET_TIME_RelativeNBO a)
Convert relative time from network byte order.
Definition: time.c:641
static unsigned int size
Size of the "table".
Definition: peer.c:67
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ check_incoming_msg()

static int check_incoming_msg ( void *  cls,
const struct GNUNET_TRANSPORT_IncomingMessage *  msg 
)
static

Incoming message.

Test message is well-formed.

Parameters
clsthe client
msgthe send message that was sent
Returns
GNUNET_OK if message is well-formed

Definition at line 347 of file transport-testing-communicator.c.

References GNUNET_MQ_check_boxed_message, and GNUNET_OK.

349 {
350  // struct TransportClient *tc = cls;
351 
352  // if (CT_COMMUNICATOR != tc->type)
353  // {
354  // GNUNET_break (0);
355  // return GNUNET_SYSERR;
356  // }
358  return GNUNET_OK;
359 }
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
#define GNUNET_MQ_check_boxed_message(m)
Insert code for a "check_" function that verifies that a given variable-length message received over ...

◆ handle_incoming_msg()

static void handle_incoming_msg ( void *  cls,
const struct GNUNET_TRANSPORT_IncomingMessage *  inc_msg 
)
static

Receive an incoming message.

Pass the message to the client.

Parameters
clsClosure - communicator handle
msgMessage

Definition at line 371 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_mq, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cb_cls, MyClient::client, env, GNUNET_assert, GNUNET_ERROR_TYPE_WARNING, GNUNET_MESSAGE_TYPE_TRANSPORT_INCOMING_MSG_ACK, GNUNET_MQ_msg, GNUNET_MQ_send(), GNUNET_SERVICE_client_continue(), GNUNET_YES, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::incoming_msg_cb, LOG, msg, GNUNET_MessageHeader::size, and MyClient::tc.

373 {
374  struct MyClient *client = cls;
376  client->tc;
377  struct GNUNET_MessageHeader *msg;
378  msg = (struct GNUNET_MessageHeader *) &inc_msg[1];
379  size_t payload_len = ntohs (msg->size) - sizeof (struct
381  if (NULL != tc_h->incoming_msg_cb)
382  {
383  tc_h->incoming_msg_cb (tc_h->cb_cls,
384  tc_h,
385  (char*) &msg[1],
386  payload_len);
387  }
388  else
389  {
391  "Incoming message from communicator but no handler!\n");
392  }
393  if (GNUNET_YES == ntohl (inc_msg->fc_on))
394  {
395  /* send ACK when done to communicator for flow control! */
396  struct GNUNET_MQ_Envelope *env;
397  struct GNUNET_TRANSPORT_IncomingMessageAck *ack;
398 
400  GNUNET_assert (NULL != env);
401  ack->reserved = htonl (0);
402  ack->fc_id = inc_msg->fc_id;
403  ack->sender = inc_msg->sender;
404  GNUNET_MQ_send (tc_h->c_mq, env);
405  }
406 
408 }
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
#define LOG(kind,...)
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_MESSAGE_TYPE_TRANSPORT_INCOMING_MSG_ACK
transport acknowledges processing an incoming message
struct GNUNET_SERVICE_Client * client
Handle to the client.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
GNUNET_TRANSPORT_TESTING_IncomingMessageCallback incoming_msg_cb
Callback called when a new communicator connects.
Header for all communications.
void GNUNET_MQ_send(struct GNUNET_MQ_Handle *mq, struct GNUNET_MQ_Envelope *ev)
Send a message with the given message queue.
Definition: mq.c:355
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ handle_queue_create_ok()

static void handle_queue_create_ok ( void *  cls,
const struct GNUNET_TRANSPORT_CreateQueueResponse *  msg 
)
static

Communicator informs that it tries to establish requested queue.

Parameters
clsClosure - communicator handle
msgMessage

Definition at line 418 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cb_cls, MyClient::client, GNUNET_SERVICE_client_continue(), GNUNET_YES, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_create_reply_cb, and MyClient::tc.

420 {
421  struct MyClient *client = cls;
423  client->tc;
424 
425  if (NULL != tc_h->queue_create_reply_cb)
426  {
427  tc_h->queue_create_reply_cb (tc_h->cb_cls, tc_h, GNUNET_YES);
428  }
430 }
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
struct GNUNET_SERVICE_Client * client
Handle to the client.
GNUNET_TRANSPORT_TESTING_QueueCreateReplyCallback queue_create_reply_cb
Callback called when a new communicator connects.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ handle_queue_create_fail()

static void handle_queue_create_fail ( void *  cls,
const struct GNUNET_TRANSPORT_CreateQueueResponse *  msg 
)
static

Communicator informs that it wont try establishing requested queue.

It will not do so probably because the address is bougus (see comment to GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_CREATE_FAIL)

Parameters
clsClosure - communicator handle
msgMessage

Definition at line 443 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cb_cls, MyClient::client, GNUNET_NO, GNUNET_SERVICE_client_continue(), GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_create_reply_cb, and MyClient::tc.

446 {
447  struct MyClient *client = cls;
449  client->tc;
450 
451  if (NULL != tc_h->queue_create_reply_cb)
452  {
453  tc_h->queue_create_reply_cb (tc_h->cb_cls, tc_h, GNUNET_NO);
454  }
456 }
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
struct GNUNET_SERVICE_Client * client
Handle to the client.
GNUNET_TRANSPORT_TESTING_QueueCreateReplyCallback queue_create_reply_cb
Callback called when a new communicator connects.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ check_add_queue_message()

static int check_add_queue_message ( void *  cls,
const struct GNUNET_TRANSPORT_AddQueueMessage *  aqm 
)
static

New queue became available.

Check message.

Parameters
clsthe client
aqmthe send message that was sent

Definition at line 466 of file transport-testing-communicator.c.

References GNUNET_MQ_check_zero_termination, and GNUNET_OK.

468 {
470  return GNUNET_OK;
471 }
#define GNUNET_MQ_check_zero_termination(m)
Insert code for a "check_" function that verifies that a given variable-length message received over ...

◆ handle_add_queue_message()

static void handle_add_queue_message ( void *  cls,
const struct GNUNET_TRANSPORT_AddQueueMessage *  msg 
)
static

Handle new queue.

Store context and call client callback.

Parameters
clsClosure - communicator handle
msgMessage struct

Definition at line 483 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::add_queue_cb, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cb_cls, MyClient::client, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::cs, GNUNET_assert, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_memcmp, GNUNET_new, GNUNET_ntohll(), GNUNET_SERVICE_client_continue(), LOG, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::mtu, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::next, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::nt, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::peer_id, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::priority, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::q_len, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::qid, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_head, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_tail, MyClient::tc, and GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::tc_h.

485 {
486  struct MyClient *client = cls;
488  client->tc;
490 
492  "Got queue with ID %u\n", msg->qid);
493  for (tc_queue = tc_h->queue_head; NULL != tc_queue; tc_queue = tc_queue->next)
494  {
495  if (tc_queue->qid == msg->qid)
496  break;
497  }
498  if (NULL == tc_queue)
499  {
500  tc_queue =
502  tc_queue->tc_h = tc_h;
503  tc_queue->qid = msg->qid;
504  tc_queue->peer_id = msg->receiver;
505  GNUNET_CONTAINER_DLL_insert (tc_h->queue_head, tc_h->queue_tail, tc_queue);
506  }
507  GNUNET_assert (tc_queue->qid == msg->qid);
508  GNUNET_assert (0 == GNUNET_memcmp (&tc_queue->peer_id, &msg->receiver));
509  tc_queue->nt = msg->nt;
510  tc_queue->mtu = ntohl (msg->mtu);
511  tc_queue->cs = msg->cs;
512  tc_queue->priority = ntohl (msg->priority);
513  tc_queue->q_len = GNUNET_ntohll (msg->q_len);
514  if (NULL != tc_h->add_queue_cb)
515  {
516  tc_h->add_queue_cb (tc_h->cb_cls, tc_h, tc_queue, tc_queue->mtu);
517  }
519 }
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * next
Next element inside a DLL.
struct GNUNET_PeerIdentity peer_id
Peer ID of the peer on the other side of the queue.
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
#define LOG(kind,...)
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
uint32_t cs
An enum GNUNET_TRANSPORT_ConnectionStatus in NBO.
struct GNUNET_SERVICE_Client * client
Handle to the client.
#define GNUNET_memcmp(a, b)
Compare memory in a and b, where both must be of the same pointer type.
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * queue_tail
Tail of the DLL of queues associated with this communicator.
GNUNET_TRANSPORT_TESTING_AddQueueCallback add_queue_cb
Callback called when a new communicator connects.
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * queue_head
Head of the DLL of queues associated with this communicator.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc_h
Handle to the TransportCommunicator.
uint64_t GNUNET_ntohll(uint64_t n)
Convert unsigned 64-bit integer to host byte order.
Definition: common_endian.c:53
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◆ handle_update_queue_message()

static void handle_update_queue_message ( void *  cls,
const struct GNUNET_TRANSPORT_UpdateQueueMessage *  msg 
)
static

Handle new queue.

Store context and call client callback.

Parameters
clsClosure - communicator handle
msgMessage struct

Definition at line 531 of file transport-testing-communicator.c.

References MyClient::client, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::cs, GNUNET_assert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_memcmp, GNUNET_ntohll(), GNUNET_SERVICE_client_continue(), LOG, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::mtu, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::next, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::nt, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::peer_id, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::priority, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::q_len, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::qid, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_head, and MyClient::tc.

534 {
535  struct MyClient *client = cls;
537  client->tc;
539 
541  "Received queue update message for %u with q_len %" PRIu64 "\n",
542  msg->qid, GNUNET_ntohll (msg->q_len));
543  tc_queue = tc_h->queue_head;
544  if (NULL != tc_queue)
545  {
546  while (tc_queue->qid != msg->qid)
547  {
548  tc_queue = tc_queue->next;
549  }
550  }
551  GNUNET_assert (tc_queue->qid == msg->qid);
552  GNUNET_assert (0 == GNUNET_memcmp (&tc_queue->peer_id, &msg->receiver));
553  tc_queue->nt = msg->nt;
554  tc_queue->mtu = ntohl (msg->mtu);
555  tc_queue->cs = msg->cs;
556  tc_queue->priority = ntohl (msg->priority);
557  // Uncomment this for alternativ 1 of backchannel functionality
558  tc_queue->q_len += GNUNET_ntohll (msg->q_len);
559  // Until here for alternativ 1
560  // Uncomment this for alternativ 2 of backchannel functionality
561  // tc_queue->q_len = GNUNET_ntohll (msg->q_len);
562  // Until here for alternativ 2
564 }
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * next
Next element inside a DLL.
struct GNUNET_PeerIdentity peer_id
Peer ID of the peer on the other side of the queue.
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
#define LOG(kind,...)
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
uint32_t cs
An enum GNUNET_TRANSPORT_ConnectionStatus in NBO.
struct GNUNET_SERVICE_Client * client
Handle to the client.
#define GNUNET_memcmp(a, b)
Compare memory in a and b, where both must be of the same pointer type.
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * queue_head
Head of the DLL of queues associated with this communicator.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
uint64_t GNUNET_ntohll(uint64_t n)
Convert unsigned 64-bit integer to host byte order.
Definition: common_endian.c:53
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◆ shutdown_service()

static void shutdown_service ( void *  cls)
static

Shut down the service.

Parameters
clsClosure - Handle to the service

Definition at line 573 of file transport-testing-communicator.c.

References GNUNET_ERROR_TYPE_DEBUG, GNUNET_SERVICE_stop(), h, and LOG.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop().

574 {
575  struct GNUNET_SERVICE_Handle *h = cls;
576 
578  "Shutting down service!\n");
579 
581 }
Handle to a service.
Definition: service.c:116
#define LOG(kind,...)
static struct GNUNET_ARM_Handle * h
Connection with ARM.
Definition: gnunet-arm.c:99
void GNUNET_SERVICE_stop(struct GNUNET_SERVICE_Handle *srv)
Stops a service that was started with GNUNET_SERVICE_start().
Definition: service.c:1908
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◆ connect_cb()

static void* connect_cb ( void *  cls,
struct GNUNET_SERVICE_Client client,
struct GNUNET_MQ_Handle mq 
)
static

Callback called when new Client (Communicator) connects.

Parameters
clsClosure - TransporCommmunicator Handle
clientClient
mqMessagequeue
Returns
TransportCommunicator Handle

Definition at line 594 of file transport-testing-communicator.c.

References MyClient::c_mq, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_mq, MyClient::client, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::client_head, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::client_tail, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_MQ_send(), GNUNET_new, LOG, mq, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::next, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_head, and MyClient::tc.

Referenced by transport_communicator_start().

597 {
599  struct MyClient *new_c;
600 
601  LOG (GNUNET_ERROR_TYPE_DEBUG, "Client %p connected to %p.\n",
602  client, tc_h);
603  new_c = GNUNET_new (struct MyClient);
604  new_c->client = client;
605  new_c->c_mq = mq;
606  new_c->tc = tc_h;
608  tc_h->client_tail,
609  new_c);
610 
611  if (NULL == tc_h->queue_head)
612  return new_c;
613  /* Iterate over queues. They are yet to be opened. Request opening. */
614  for (struct
616  tc_h->queue_head;
617  NULL != tc_queue_iter;
618  tc_queue_iter = tc_queue_iter->next)
619  {
620  if (NULL == tc_queue_iter->open_queue_env)
621  continue;
622  /* Send the previously created mq envelope to request the creation of the
623  * queue. */
624  GNUNET_MQ_send (tc_h->c_mq,
625  tc_queue_iter->open_queue_env);
626  tc_queue_iter->open_queue_env = NULL;
627  }
628  return new_c;
629 }
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * next
Next element inside a DLL.
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc
The TCH.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
#define LOG(kind,...)
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct GNUNET_SERVICE_Client * client
Handle to the client.
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
struct GNUNET_MQ_Handle * mq
Definition: 003.c:5
void GNUNET_MQ_send(struct GNUNET_MQ_Handle *mq, struct GNUNET_MQ_Envelope *ev)
Send a message with the given message queue.
Definition: mq.c:355
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * queue_head
Head of the DLL of queues associated with this communicator.
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◆ disconnect_cb()

static void disconnect_cb ( void *  cls,
struct GNUNET_SERVICE_Client client,
void *  internal_cls 
)
static

Callback called when Client disconnects.

Parameters
clsClosure - TransportCommunicator Handle
clientClient
internal_clsTransporCommmunicator Handle

Definition at line 640 of file transport-testing-communicator.c.

References MyClient::c_mq, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_mq, MyClient::client, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::client_head, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::client_tail, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, LOG, and MyClient::next.

Referenced by transport_communicator_start().

643 {
644  struct MyClient *cl = cls;
646 
647  for (cl = tc_h->client_head; NULL != cl; cl = cl->next)
648  {
649  if (cl->client != client)
650  continue;
652  tc_h->client_tail,
653  cl);
654  if (cl->c_mq == tc_h->c_mq)
655  tc_h->c_mq = NULL;
656  GNUNET_free (cl);
657  break;
658  }
659  LOG (GNUNET_ERROR_TYPE_DEBUG, "Client disconnected.\n");
660 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct MyClient * next
#define LOG(kind,...)
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
struct GNUNET_SERVICE_Client * client
Handle to the client.
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ handle_send_message_ack()

static void handle_send_message_ack ( void *  cls,
const struct GNUNET_TRANSPORT_SendMessageToAck *  sma 
)
static

Message was transmitted.

Process the request.

Parameters
clsthe client
smathe send message that was sent

Definition at line 670 of file transport-testing-communicator.c.

References MyClient::client, and GNUNET_SERVICE_client_continue().

672 {
673  struct MyClient *client = cls;
675  // NOP
676 }
struct GNUNET_SERVICE_Client * client
Handle to the client.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ transport_communicator_start()

static void transport_communicator_start ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h)
static

Start the communicator part of the transport service.

Parameters
communicator_availableCallback to be called when a new communicator becomes available
cfgConfiguration

Definition at line 687 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg, connect_cb(), disconnect_cb(), GNUNET_assert, GNUNET_MESSAGE_TYPE_TRANSPORT_ADD_ADDRESS, GNUNET_MESSAGE_TYPE_TRANSPORT_COMMUNICATOR_BACKCHANNEL, GNUNET_MESSAGE_TYPE_TRANSPORT_INCOMING_MSG, GNUNET_MESSAGE_TYPE_TRANSPORT_NEW_COMMUNICATOR, GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_CREATE_FAIL, GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_CREATE_OK, GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_SETUP, GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_UPDATE, GNUNET_MESSAGE_TYPE_TRANSPORT_SEND_MSG_ACK, GNUNET_MQ_handler_end, GNUNET_MQ_hd_fixed_size, GNUNET_MQ_hd_var_size, GNUNET_SERVICE_start(), and GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::sh.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_start().

689 {
690  struct GNUNET_MQ_MessageHandler mh[] = {
691  GNUNET_MQ_hd_var_size (communicator_available,
693  struct GNUNET_TRANSPORT_CommunicatorAvailableMessage,
694  tc_h),
695  GNUNET_MQ_hd_var_size (communicator_backchannel,
697  struct GNUNET_TRANSPORT_CommunicatorBackchannel,
698  tc_h),
699  GNUNET_MQ_hd_var_size (add_address,
701  struct GNUNET_TRANSPORT_AddAddressMessage,
702  tc_h),
703  // GNUNET_MQ_hd_fixed_size (del_address,
704  // GNUNET_MESSAGE_TYPE_TRANSPORT_DEL_ADDRESS,
705  // struct GNUNET_TRANSPORT_DelAddressMessage,
706  // NULL),
707  GNUNET_MQ_hd_var_size (incoming_msg,
709  struct GNUNET_TRANSPORT_IncomingMessage,
710  tc_h),
711  GNUNET_MQ_hd_fixed_size (queue_create_ok,
713  struct GNUNET_TRANSPORT_CreateQueueResponse,
714  tc_h),
715  GNUNET_MQ_hd_fixed_size (queue_create_fail,
717  struct GNUNET_TRANSPORT_CreateQueueResponse,
718  tc_h),
719  GNUNET_MQ_hd_var_size (add_queue_message,
721  struct GNUNET_TRANSPORT_AddQueueMessage,
722  tc_h),
723  GNUNET_MQ_hd_fixed_size (update_queue_message,
725  struct GNUNET_TRANSPORT_UpdateQueueMessage,
726  tc_h),
727  // GNUNET_MQ_hd_fixed_size (del_queue_message,
728  // GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_TEARDOWN,
729  // struct GNUNET_TRANSPORT_DelQueueMessage,
730  // NULL),
731  GNUNET_MQ_hd_fixed_size (send_message_ack,
733  struct GNUNET_TRANSPORT_SendMessageToAck,
734  tc_h),
736  };
737 
738 
739  tc_h->sh = GNUNET_SERVICE_start ("transport",
740  tc_h->cfg,
741  &connect_cb,
742  &disconnect_cb,
743  tc_h,
744  mh);
745  GNUNET_assert (NULL != tc_h->sh);
746 }
#define GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_CREATE_OK
Response from communicator: will try to create queue.
static void disconnect_cb(void *cls, struct GNUNET_SERVICE_Client *client, void *internal_cls)
Callback called when Client disconnects.
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
static struct GNUNET_CADET_Handle * mh
Cadet handle.
Definition: gnunet-cadet.c:92
#define GNUNET_MQ_hd_fixed_size(name, code, str, ctx)
#define GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_UPDATE
inform transport that a queue was updated
struct GNUNET_SERVICE_Handle * GNUNET_SERVICE_start(const char *service_name, const struct GNUNET_CONFIGURATION_Handle *cfg, GNUNET_SERVICE_ConnectHandler connect_cb, GNUNET_SERVICE_DisconnectHandler disconnect_cb, void *cls, const struct GNUNET_MQ_MessageHandler *handlers)
Low-level function to start a service if the scheduler is already running.
Definition: service.c:1875
struct GNUNET_SERVICE_Handle * sh
Our service handle.
#define GNUNET_MESSAGE_TYPE_TRANSPORT_INCOMING_MSG
inform transport about an incoming message
#define GNUNET_MQ_hd_var_size(name, code, str, ctx)
#define GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_SETUP
inform transport that a queue was setup to talk to some peer
#define GNUNET_MESSAGE_TYPE_TRANSPORT_COMMUNICATOR_BACKCHANNEL
Tell transport that it should assist with exchanging a message between communicators.
#define GNUNET_MESSAGE_TYPE_TRANSPORT_SEND_MSG_ACK
communicator tells transports that message was sent
Message handler for a specific message type.
static void * connect_cb(void *cls, struct GNUNET_SERVICE_Client *client, struct GNUNET_MQ_Handle *mq)
Callback called when new Client (Communicator) connects.
struct GNUNET_CONFIGURATION_Handle * cfg
Handle to the configuration.
#define GNUNET_MESSAGE_TYPE_TRANSPORT_NEW_COMMUNICATOR
Message sent to indicate to the transport which address prefix is supported by a communicator.
#define GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_CREATE_FAIL
Response from communicator: address bogus, will not try to create queue.
#define GNUNET_MESSAGE_TYPE_TRANSPORT_ADD_ADDRESS
inform transport to add an address of this peer
#define GNUNET_MQ_handler_end()
End-marker for the handlers array.
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◆ shutdown_process()

static void shutdown_process ( struct GNUNET_OS_Process proc)
static

Task run at shutdown to kill communicator and clean up.

Parameters
clsClosure - Process of communicator

Definition at line 755 of file transport-testing-communicator.c.

References GNUNET_ERROR_TYPE_ERROR, GNUNET_ERROR_TYPE_WARNING, GNUNET_OS_process_destroy(), GNUNET_OS_process_kill(), and LOG.

Referenced by shutdown_communicator(), shutdown_nat(), shutdown_peerstore(), shutdown_resolver(), and shutdown_statistics().

756 {
757  if (0 != GNUNET_OS_process_kill (proc, SIGTERM))
758  {
760  "Error shutting down process with SIGERM, trying SIGKILL\n");
761  if (0 != GNUNET_OS_process_kill (proc, SIGKILL))
762  {
764  "Error shutting down process with SIGERM and SIGKILL\n");
765  }
766  }
768 }
void GNUNET_OS_process_destroy(struct GNUNET_OS_Process *proc)
Cleans up process structure contents (OS-dependent) and deallocates it.
Definition: os_priority.c:287
#define LOG(kind,...)
int GNUNET_OS_process_kill(struct GNUNET_OS_Process *proc, int sig)
Sends a signal to the process.
Definition: os_priority.c:225
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◆ shutdown_statistics()

static void shutdown_statistics ( void *  cls)
static

Task run at shutdown to kill the statistics process.

Parameters
clsClosure - Process of communicator

Definition at line 776 of file transport-testing-communicator.c.

References shutdown_process().

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop().

777 {
778  struct GNUNET_OS_Process *proc = cls;
779  shutdown_process (proc);
780 }
static void shutdown_process(struct GNUNET_OS_Process *proc)
Task run at shutdown to kill communicator and clean up.
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◆ shutdown_peerstore()

static void shutdown_peerstore ( void *  cls)
static

Task run at shutdown to kill the peerstore process.

Parameters
clsClosure - Process of communicator

Definition at line 788 of file transport-testing-communicator.c.

References shutdown_process().

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop().

789 {
790  struct GNUNET_OS_Process *proc = cls;
791  shutdown_process (proc);
792 }
static void shutdown_process(struct GNUNET_OS_Process *proc)
Task run at shutdown to kill communicator and clean up.
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◆ shutdown_communicator()

static void shutdown_communicator ( void *  cls)
static

Task run at shutdown to kill a communicator process.

Parameters
clsClosure - Process of communicator

Definition at line 800 of file transport-testing-communicator.c.

References shutdown_process().

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop().

801 {
802  struct GNUNET_OS_Process *proc = cls;
803  shutdown_process (proc);
804 }
static void shutdown_process(struct GNUNET_OS_Process *proc)
Task run at shutdown to kill communicator and clean up.
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◆ communicator_start()

static void communicator_start ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h,
const char *  binary_name 
)
static

Start the communicator.

Parameters
cfgnameName of the communicator

Definition at line 813 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_proc, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg_filename, GNUNET_CONFIGURATION_get_value_string(), GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_ERROR_TYPE_INFO, GNUNET_free, GNUNET_log, GNUNET_OK, GNUNET_OS_get_libexec_binary_path(), GNUNET_OS_INHERIT_STD_OUT_AND_ERR, GNUNET_OS_start_process_s(), GNUNET_strdup, LOG, and section_name.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_start().

816 {
817  char *binary;
818  char *loprefix;
819  char *section_name;
820 
821  LOG (GNUNET_ERROR_TYPE_DEBUG, "communicator_start\n");
822 
823  section_name = strchr (binary_name, '-');
824  section_name++;
825 
827  section_name,
828  "PREFIX",
829  &loprefix))
830  loprefix = GNUNET_strdup ("");
831 
832 
833  binary = GNUNET_OS_get_libexec_binary_path (binary_name);
835  NULL,
836  loprefix,
837  binary,
838  binary_name,
839  "-c",
840  tc_h->cfg_filename,
841  NULL);
842  if (NULL == tc_h->c_proc)
843  {
844  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to start communicator!");
845  return;
846  }
847  LOG (GNUNET_ERROR_TYPE_INFO, "started communicator\n");
848  GNUNET_free (binary);
849 }
struct GNUNET_OS_Process * GNUNET_OS_start_process_s(enum GNUNET_OS_InheritStdioFlags std_inheritance, const int *lsocks, const char *filename,...)
Start a process.
Definition: os_priority.c:747
#define LOG(kind,...)
enum GNUNET_GenericReturnValue GNUNET_CONFIGURATION_get_value_string(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, char **value)
Get a configuration value that should be a string.
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
When these flags are set, the child process will inherit stdout and stderr of the parent...
Definition: gnunet_os_lib.h:97
struct GNUNET_CONFIGURATION_Handle * cfg
Handle to the configuration.
static char * section_name
Name of section in configuration file to use for additional options.
Definition: gnunet-nat.c:40
#define GNUNET_log(kind,...)
char * GNUNET_OS_get_libexec_binary_path(const char *progname)
Given the name of a gnunet-helper, gnunet-service or gnunet-daemon binary, try to prefix it with the ...
struct GNUNET_OS_Process * c_proc
Process of the communicator.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ shutdown_nat()

static void shutdown_nat ( void *  cls)
static

Task run at shutdown to kill communicator and clean up.

Parameters
clsClosure - Process of communicator

Definition at line 858 of file transport-testing-communicator.c.

References shutdown_process().

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop().

859 {
860  struct GNUNET_OS_Process *proc = cls;
861  shutdown_process (proc);
862 }
static void shutdown_process(struct GNUNET_OS_Process *proc)
Task run at shutdown to kill communicator and clean up.
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◆ shutdown_resolver()

static void shutdown_resolver ( void *  cls)
static

Task run at shutdown to kill the resolver process.

Parameters
clsClosure - Process of communicator

Definition at line 871 of file transport-testing-communicator.c.

References shutdown_process().

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop().

872 {
873  struct GNUNET_OS_Process *proc = cls;
874  shutdown_process (proc);
875 }
static void shutdown_process(struct GNUNET_OS_Process *proc)
Task run at shutdown to kill communicator and clean up.
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◆ resolver_start()

static void resolver_start ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h)
static

Start Resolver.

Definition at line 883 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg_filename, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_ERROR_TYPE_INFO, GNUNET_free, GNUNET_log, GNUNET_OS_get_libexec_binary_path(), GNUNET_OS_INHERIT_STD_OUT_AND_ERR, GNUNET_OS_start_process(), GNUNET_OS_USE_PIPE_CONTROL, LOG, and GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::resolver_proc.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_start().

885 {
886  char *binary;
887 
888  LOG (GNUNET_ERROR_TYPE_DEBUG, "resolver_start\n");
889  binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-resolver");
893  NULL,
894  NULL,
895  NULL,
896  binary,
897  "gnunet-service-resolver",
898  "-c",
899  tc_h->cfg_filename,
900  NULL);
901  if (NULL == tc_h->resolver_proc)
902  {
903  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to start resolver service!");
904  return;
905  }
906  LOG (GNUNET_ERROR_TYPE_INFO, "started resolver service\n");
907  GNUNET_free (binary);
908 
909 }
struct GNUNET_OS_Process * GNUNET_OS_start_process(enum GNUNET_OS_InheritStdioFlags std_inheritance, struct GNUNET_DISK_PipeHandle *pipe_stdin, struct GNUNET_DISK_PipeHandle *pipe_stdout, struct GNUNET_DISK_PipeHandle *pipe_stderr, const char *filename,...)
Start a process.
Definition: os_priority.c:678
#define LOG(kind,...)
struct GNUNET_OS_Process * resolver_proc
resolver service process
When these flags are set, the child process will inherit stdout and stderr of the parent...
Definition: gnunet_os_lib.h:97
#define GNUNET_log(kind,...)
char * GNUNET_OS_get_libexec_binary_path(const char *progname)
Given the name of a gnunet-helper, gnunet-service or gnunet-daemon binary, try to prefix it with the ...
Should a pipe be used to send signals to the child?
#define GNUNET_free(ptr)
Wrapper around free.
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◆ statistics_start()

static void statistics_start ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h)
static

Start Statistics.

Definition at line 916 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg_filename, GNUNET_ERROR_TYPE_ERROR, GNUNET_ERROR_TYPE_INFO, GNUNET_free, GNUNET_log, GNUNET_OS_get_libexec_binary_path(), GNUNET_OS_INHERIT_STD_OUT_AND_ERR, GNUNET_OS_start_process(), LOG, and GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::stat_proc.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_start().

918 {
919  char *binary;
920 
921  binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-statistics");
923  NULL,
924  NULL,
925  NULL,
926  binary,
927  "gnunet-service-statistics",
928  "-c",
929  tc_h->cfg_filename,
930  NULL);
931  if (NULL == tc_h->stat_proc)
932  {
933  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to start Statistics!");
934  return;
935  }
936  LOG (GNUNET_ERROR_TYPE_INFO, "started Statistics\n");
937  GNUNET_free (binary);
938 }
struct GNUNET_OS_Process * GNUNET_OS_start_process(enum GNUNET_OS_InheritStdioFlags std_inheritance, struct GNUNET_DISK_PipeHandle *pipe_stdin, struct GNUNET_DISK_PipeHandle *pipe_stdout, struct GNUNET_DISK_PipeHandle *pipe_stderr, const char *filename,...)
Start a process.
Definition: os_priority.c:678
struct GNUNET_OS_Process * stat_proc
statistics service process
#define LOG(kind,...)
When these flags are set, the child process will inherit stdout and stderr of the parent...
Definition: gnunet_os_lib.h:97
#define GNUNET_log(kind,...)
char * GNUNET_OS_get_libexec_binary_path(const char *progname)
Given the name of a gnunet-helper, gnunet-service or gnunet-daemon binary, try to prefix it with the ...
#define GNUNET_free(ptr)
Wrapper around free.
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◆ peerstore_start()

static void peerstore_start ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h)
static

Start Peerstore.

Definition at line 945 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg_filename, GNUNET_ERROR_TYPE_ERROR, GNUNET_ERROR_TYPE_INFO, GNUNET_free, GNUNET_log, GNUNET_OS_get_libexec_binary_path(), GNUNET_OS_INHERIT_STD_OUT_AND_ERR, GNUNET_OS_start_process(), LOG, and GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::ps_proc.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_start().

947 {
948  char *binary;
949 
950  binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-peerstore");
952  NULL,
953  NULL,
954  NULL,
955  binary,
956  "gnunet-service-peerstore",
957  "-c",
958  tc_h->cfg_filename,
959  NULL);
960  if (NULL == tc_h->ps_proc)
961  {
962  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to start Peerstore!");
963  return;
964  }
965  LOG (GNUNET_ERROR_TYPE_INFO, "started Peerstore\n");
966  GNUNET_free (binary);
967 }
struct GNUNET_OS_Process * GNUNET_OS_start_process(enum GNUNET_OS_InheritStdioFlags std_inheritance, struct GNUNET_DISK_PipeHandle *pipe_stdin, struct GNUNET_DISK_PipeHandle *pipe_stdout, struct GNUNET_DISK_PipeHandle *pipe_stderr, const char *filename,...)
Start a process.
Definition: os_priority.c:678
#define LOG(kind,...)
struct GNUNET_OS_Process * ps_proc
peerstore service process
When these flags are set, the child process will inherit stdout and stderr of the parent...
Definition: gnunet_os_lib.h:97
#define GNUNET_log(kind,...)
char * GNUNET_OS_get_libexec_binary_path(const char *progname)
Given the name of a gnunet-helper, gnunet-service or gnunet-daemon binary, try to prefix it with the ...
#define GNUNET_free(ptr)
Wrapper around free.
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◆ nat_start()

static void nat_start ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h)
static

Start NAT.

Definition at line 974 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg_filename, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_ERROR_TYPE_INFO, GNUNET_free, GNUNET_log, GNUNET_OS_get_libexec_binary_path(), GNUNET_OS_INHERIT_STD_OUT_AND_ERR, GNUNET_OS_start_process(), GNUNET_OS_USE_PIPE_CONTROL, LOG, and GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::nat_proc.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_service_start().

976 {
977  char *binary;
978 
979  LOG (GNUNET_ERROR_TYPE_DEBUG, "nat_start\n");
980  binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-nat");
983  NULL,
984  NULL,
985  NULL,
986  binary,
987  "gnunet-service-nat",
988  "-c",
989  tc_h->cfg_filename,
990  NULL);
991  if (NULL == tc_h->nat_proc)
992  {
993  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to start NAT!");
994  return;
995  }
996  LOG (GNUNET_ERROR_TYPE_INFO, "started NAT\n");
997  GNUNET_free (binary);
998 }
struct GNUNET_OS_Process * GNUNET_OS_start_process(enum GNUNET_OS_InheritStdioFlags std_inheritance, struct GNUNET_DISK_PipeHandle *pipe_stdin, struct GNUNET_DISK_PipeHandle *pipe_stdout, struct GNUNET_DISK_PipeHandle *pipe_stderr, const char *filename,...)
Start a process.
Definition: os_priority.c:678
#define LOG(kind,...)
When these flags are set, the child process will inherit stdout and stderr of the parent...
Definition: gnunet_os_lib.h:97
#define GNUNET_log(kind,...)
char * GNUNET_OS_get_libexec_binary_path(const char *progname)
Given the name of a gnunet-helper, gnunet-service or gnunet-daemon binary, try to prefix it with the ...
Should a pipe be used to send signals to the child?
#define GNUNET_free(ptr)
Wrapper around free.
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◆ GNUNET_TRANSPORT_TESTING_transport_communicator_service_start()

struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle* GNUNET_TRANSPORT_TESTING_transport_communicator_service_start ( const char *  service_name,
const char *  binary_name,
const char *  cfg_filename,
const struct GNUNET_PeerIdentity peer_id,
GNUNET_TRANSPORT_TESTING_CommunicatorAvailableCallback  communicator_available_cb,
GNUNET_TRANSPORT_TESTING_AddAddressCallback  add_address_cb,
GNUNET_TRANSPORT_TESTING_QueueCreateReplyCallback  queue_create_reply_cb,
GNUNET_TRANSPORT_TESTING_AddQueueCallback  add_queue_cb,
GNUNET_TRANSPORT_TESTING_IncomingMessageCallback  incoming_message_cb,
GNUNET_TRANSPORT_TESTING_BackchannelCallback  bc_cb,
void *  cb_cls 
)

Start communicator part of transport service and communicator.

Parameters
service_nameName of the service
cfgConfiguration handle
communicator_available_cbCallback that is called when a new
add_address_cbCallback that is called when a new communicator becomes available
cb_clsClosure to communicator_available_cb and
Returns
Handle to the communicator duo

Definition at line 1014 of file transport-testing-communicator.c.

References _, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::add_address_cb, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::add_queue_cb, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::bc_cb, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::bc_enabled, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cb_cls, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg_filename, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::communicator_available_cb, communicator_start(), GNUNET_CONFIGURATION_create(), GNUNET_CONFIGURATION_destroy(), GNUNET_CONFIGURATION_get_value_yesno(), GNUNET_CONFIGURATION_load(), GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_free, GNUNET_log, GNUNET_new, GNUNET_strdup, GNUNET_SYSERR, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::incoming_msg_cb, LOG, nat_start(), peer_id, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::peer_id, peerstore_start(), GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_create_reply_cb, resolver_start(), statistics_start(), and transport_communicator_start().

1027 {
1029 
1031  "Starting new transport/communicator combo with config %s\n",
1032  cfg_filename);
1033  tc_h =
1036  tc_h->cfg = GNUNET_CONFIGURATION_create ();
1038  {
1040  _ ("Malformed configuration file `%s', exit ...\n"),
1041  cfg_filename);
1042  GNUNET_free (tc_h->cfg_filename);
1044  GNUNET_free (tc_h);
1045  return NULL;
1046  }
1048  "communicator-test",
1049  "BACKCHANNEL_ENABLED");
1053  tc_h->add_queue_cb = add_queue_cb;
1054  tc_h->incoming_msg_cb = incoming_message_cb;
1055  tc_h->bc_cb = bc_cb;
1056  tc_h->peer_id = *peer_id;
1057  tc_h->cb_cls = cb_cls;
1058 
1059  /* Start communicator part of service */
1061  /* Start NAT */
1062  nat_start (tc_h);
1063  /* Start resolver service */
1064  resolver_start (tc_h);
1065  /* Start peerstore service */
1066  peerstore_start (tc_h);
1067  /* Start statistic service */
1068  statistics_start (tc_h);
1069  /* Schedule start communicator */
1070  communicator_start (tc_h,
1071  binary_name);
1072  return tc_h;
1073 }
static char * cfg_filename
Name of the configuration file.
enum GNUNET_GenericReturnValue GNUNET_CONFIGURATION_load(struct GNUNET_CONFIGURATION_Handle *cfg, const char *filename)
Load configuration.
static void peerstore_start(struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
Start Peerstore.
#define LOG(kind,...)
static char * peer_id
Option –peer.
Definition: gnunet-cadet.c:42
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct GNUNET_CONFIGURATION_Handle * GNUNET_CONFIGURATION_create(void)
Create a new configuration object.
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
GNUNET_TRANSPORT_TESTING_CommunicatorAvailableCallback communicator_available_cb
Callback called when a new communicator connects.
#define _(String)
GNU gettext support macro.
Definition: platform.h:184
static void resolver_start(struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
Start Resolver.
void GNUNET_CONFIGURATION_destroy(struct GNUNET_CONFIGURATION_Handle *cfg)
Destroy configuration object.
GNUNET_TRANSPORT_TESTING_AddAddressCallback add_address_cb
Callback called when a new communicator connects.
static void transport_communicator_start(struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
Start the communicator part of the transport service.
struct GNUNET_CONFIGURATION_Handle * cfg
Handle to the configuration.
GNUNET_TRANSPORT_TESTING_IncomingMessageCallback incoming_msg_cb
Callback called when a new communicator connects.
static void statistics_start(struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
Start Statistics.
static void communicator_start(struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h, const char *binary_name)
Start the communicator.
#define GNUNET_log(kind,...)
static void nat_start(struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle *tc_h)
Start NAT.
enum GNUNET_GenericReturnValue GNUNET_CONFIGURATION_get_value_yesno(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option)
Get a configuration value that should be in a set of "YES" or "NO".
GNUNET_TRANSPORT_TESTING_AddQueueCallback add_queue_cb
Callback called when a new communicator connects.
GNUNET_TRANSPORT_TESTING_QueueCreateReplyCallback queue_create_reply_cb
Callback called when a new communicator connects.
GNUNET_TRANSPORT_TESTING_BackchannelCallback bc_cb
Backchannel callback.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop()

void GNUNET_TRANSPORT_TESTING_transport_communicator_service_stop ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h)

Definition at line 1077 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_proc, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::cfg, GNUNET_CONFIGURATION_destroy(), GNUNET_free, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::nat_proc, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::ps_proc, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::resolver_proc, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::sh, shutdown_communicator(), shutdown_nat(), shutdown_peerstore(), shutdown_resolver(), shutdown_service(), shutdown_statistics(), and GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::stat_proc.

1079 {
1080  shutdown_communicator (tc_h->c_proc);
1081  shutdown_service (tc_h->sh);
1082  shutdown_nat (tc_h->nat_proc);
1084  shutdown_peerstore (tc_h->ps_proc);
1087  GNUNET_free (tc_h);
1088 }
struct GNUNET_OS_Process * stat_proc
statistics service process
struct GNUNET_SERVICE_Handle * sh
Our service handle.
static void shutdown_resolver(void *cls)
Task run at shutdown to kill the resolver process.
struct GNUNET_OS_Process * ps_proc
peerstore service process
struct GNUNET_OS_Process * resolver_proc
resolver service process
static void shutdown_statistics(void *cls)
Task run at shutdown to kill the statistics process.
void GNUNET_CONFIGURATION_destroy(struct GNUNET_CONFIGURATION_Handle *cfg)
Destroy configuration object.
static void shutdown_communicator(void *cls)
Task run at shutdown to kill a communicator process.
struct GNUNET_CONFIGURATION_Handle * cfg
Handle to the configuration.
static void shutdown_peerstore(void *cls)
Task run at shutdown to kill the peerstore process.
struct GNUNET_OS_Process * c_proc
Process of the communicator.
static void shutdown_service(void *cls)
Shut down the service.
static void shutdown_nat(void *cls)
Task run at shutdown to kill communicator and clean up.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ GNUNET_TRANSPORT_TESTING_transport_communicator_open_queue()

void GNUNET_TRANSPORT_TESTING_transport_communicator_open_queue ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h,
const struct GNUNET_PeerIdentity peer_id,
const char *  address 
)

Instruct communicator to open a queue.

Parameters
tc_hHandle to communicator which shall open queue
peer_idTowards which peer
addressFor which address

Definition at line 1099 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_mq, env, GNUNET_break, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_HELLO_address_to_prefix(), GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_CREATE, GNUNET_MQ_msg_extra, GNUNET_MQ_send(), GNUNET_new, GNUNET_TRANSPORT_TESTING_transport_communicator_send(), LOG, msg, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::open_queue_env, peer_id, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::peer_id, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::qid, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_head, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_tail, and GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::tc_h.

1103 {
1105  static uint32_t idgen;
1106  char *prefix;
1107  struct GNUNET_TRANSPORT_CreateQueue *msg;
1108  struct GNUNET_MQ_Envelope *env;
1109  size_t alen;
1110 
1111  tc_queue =
1113  tc_queue->tc_h = tc_h;
1115  if (NULL == prefix)
1116  {
1117  GNUNET_break (0); /* We got an invalid address!? */
1118  GNUNET_free (tc_queue);
1119  return;
1120  }
1121  GNUNET_free (prefix);
1122  alen = strlen (address) + 1;
1123  env =
1125  msg->request_id = htonl (idgen++);
1126  tc_queue->qid = msg->request_id;
1127  msg->receiver = *peer_id;
1128  tc_queue->peer_id = *peer_id;
1129  memcpy (&msg[1], address, alen);
1130  if (NULL != tc_h->c_mq)
1131  {
1133  "Sending queue create immediately\n");
1134  GNUNET_MQ_send (tc_h->c_mq, env);
1135  }
1136  else
1137  {
1138  tc_queue->open_queue_env = env;
1139  }
1140  GNUNET_CONTAINER_DLL_insert (tc_h->queue_head, tc_h->queue_tail, tc_queue);
1141 }
struct GNUNET_PeerIdentity peer_id
Peer ID of the peer on the other side of the queue.
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
#define GNUNET_MESSAGE_TYPE_TRANSPORT_QUEUE_CREATE
transport tells communicator it wants a queue
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
#define LOG(kind,...)
static char * peer_id
Option –peer.
Definition: gnunet-cadet.c:42
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
#define GNUNET_MQ_msg_extra(mvar, esize, type)
Allocate an envelope, with extra space allocated after the space needed by the message struct...
Definition: gnunet_mq_lib.h:52
char * GNUNET_HELLO_address_to_prefix(const char *address)
Given an address as a string, extract the prefix that identifies the communicator offering transmissi...
Definition: hello-ng.c:190
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * queue_tail
Tail of the DLL of queues associated with this communicator.
struct GNUNET_MQ_Envelope * open_queue_env
Envelope to a message that requests the opening of the queue.
void GNUNET_MQ_send(struct GNUNET_MQ_Handle *mq, struct GNUNET_MQ_Envelope *ev)
Send a message with the given message queue.
Definition: mq.c:355
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * queue_head
Head of the DLL of queues associated with this communicator.
static char * address
GNS address for this phone.
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc_h
Handle to the TransportCommunicator.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ GNUNET_TRANSPORT_TESTING_transport_communicator_send()

void GNUNET_TRANSPORT_TESTING_transport_communicator_send ( struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle tc_h,
GNUNET_SCHEDULER_TaskCallback  cont,
void *  cont_cls,
const void *  payload,
size_t  payload_size 
)

Instruct communicator to send data.

Parameters
tc_queueThe queue to use for sending
contfunction to call when done sending
cont_clsclosure for cont
payloadData to send
payload_sizeSize of the payload

Definition at line 1155 of file transport-testing-communicator.c.

References GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::c_mq, env, GNUNET_assert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_MESSAGE_TYPE_DUMMY, GNUNET_MESSAGE_TYPE_TRANSPORT_SEND_MSG, GNUNET_MQ_msg_extra, GNUNET_MQ_notify_sent(), GNUNET_MQ_send(), GNUNET_TRANSPORT_QUEUE_LENGTH_UNLIMITED, LOG, mh, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::mid, msg, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::mtu, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::next, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::peer_id, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::priority, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::q_len, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::qid, GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle::queue_head, GNUNET_MessageHeader::size, GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue::tc_h, and GNUNET_MessageHeader::type.

Referenced by GNUNET_TRANSPORT_TESTING_transport_communicator_open_queue().

1160 {
1161  struct GNUNET_MessageHeader *mh;
1162  struct GNUNET_TRANSPORT_SendMessageTo *msg;
1163  struct GNUNET_MQ_Envelope *env;
1164  size_t inbox_size;
1167 
1168  tc_queue = NULL;
1169  for (tc_queue_tmp = tc_h->queue_head;
1170  NULL != tc_queue_tmp;
1171  tc_queue_tmp = tc_queue_tmp->next)
1172  {
1173  if (tc_queue_tmp->q_len <= 0)
1174  continue;
1175  if (NULL == tc_queue)
1176  {
1178  "Selecting queue with prio %u, len %" PRIu64 " and MTU %u\n",
1179  tc_queue_tmp->priority,
1180  tc_queue_tmp->q_len,
1181  tc_queue_tmp->mtu);
1182  tc_queue = tc_queue_tmp;
1183  continue;
1184  }
1185  if (tc_queue->priority < tc_queue_tmp->priority)
1186  {
1188  "Selecting queue with prio %u, len %" PRIu64 " and MTU %u\n",
1189  tc_queue_tmp->priority,
1190  tc_queue_tmp->q_len,
1191  tc_queue_tmp->mtu);
1192  tc_queue = tc_queue_tmp;
1193  }
1194  }
1195  GNUNET_assert (NULL != tc_queue);
1196  // Uncomment this for alternativ 1 of backchannel functionality
1198  tc_queue->q_len--;
1199  // Until here for alternativ 1
1201  "Sending message\n");
1202  inbox_size = sizeof (struct GNUNET_MessageHeader) + payload_size;
1203  env = GNUNET_MQ_msg_extra (msg,
1204  inbox_size,
1206  GNUNET_assert (NULL != env);
1207  msg->qid = htonl (tc_queue->qid);
1208  msg->mid = tc_queue->mid++;
1209  msg->receiver = tc_queue->peer_id;
1210  mh = (struct GNUNET_MessageHeader *) &msg[1];
1211  mh->size = htons (inbox_size);
1213  memcpy (&mh[1],
1214  payload,
1215  payload_size);
1216  if (NULL != cont)
1217  GNUNET_MQ_notify_sent (env,
1218  cont,
1219  cont_cls);
1220  GNUNET_MQ_send (tc_queue->tc_h->c_mq,
1221  env);
1222 }
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * next
Next element inside a DLL.
struct GNUNET_PeerIdentity peer_id
Peer ID of the peer on the other side of the queue.
#define GNUNET_MESSAGE_TYPE_TRANSPORT_SEND_MSG
transport tells communicator it wants to transmit
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
#define LOG(kind,...)
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
static struct GNUNET_CADET_Handle * mh
Cadet handle.
Definition: gnunet-cadet.c:92
#define GNUNET_MESSAGE_TYPE_DUMMY
Dummy messages for testing / benchmarking.
struct GNUNET_MQ_Handle * c_mq
Handle to the client.
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_MQ_msg_extra(mvar, esize, type)
Allocate an envelope, with extra space allocated after the space needed by the message struct...
Definition: gnunet_mq_lib.h:52
uint16_t type
The type of the message (GNUNET_MESSAGE_TYPE_XXXX), in big-endian format.
void GNUNET_MQ_notify_sent(struct GNUNET_MQ_Envelope *ev, GNUNET_SCHEDULER_TaskCallback cb, void *cb_cls)
Call a callback once the envelope has been sent, that is, sending it can not be canceled anymore...
Definition: mq.c:787
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
static unsigned long long payload
How much data are we currently storing in the database?
#define GNUNET_TRANSPORT_QUEUE_LENGTH_UNLIMITED
Queue length.
#define GNUNET_log(kind,...)
Header for all communications.
void GNUNET_MQ_send(struct GNUNET_MQ_Handle *mq, struct GNUNET_MQ_Envelope *ev)
Send a message with the given message queue.
Definition: mq.c:355
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue * queue_head
Head of the DLL of queues associated with this communicator.
struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle * tc_h
Handle to the TransportCommunicator.
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