/**
* @file testbed/test_testbed_api_controllerlink.c
* @brief testcase for testing controller to subcontroller linking
- * @author Sree Harsha Totakura <sreeharsha@totakura.in>
+ * @author Sree Harsha Totakura <sreeharsha@totakura.in>
+ */
+
+
+/**
+ * The controller architecture we try to achieve in this test case:
+ *
+ * Master Controller
+ * // \\
+ * // \\
+ * Slave Controller 1---------Slave Controller 3
+ * ||
+ * ||
+ * Slave Controller 2
*/
#include "platform.h"
* Different stages in testing
*/
enum Stage
- {
-
- /**
- * Initial stage
- */
- INIT,
-
- /**
- * Master controller has started
- */
- MASTER_STARTED,
-
- /**
- * The first slave has been registered at master controller
- */
- SLAVE1_REGISTERED,
-
- /**
- * The second slave has been registered at the master controller
- */
- SLAVE2_REGISTERED,
-
- /**
- * Final stage
- */
- SUCCESS
+{
- };
+ /**
+ * Initial stage
+ */
+ INIT,
+
+ /**
+ * Master controller has started
+ */
+ MASTER_STARTED,
+
+ /**
+ * A peer has been created on master
+ */
+ MASTER_PEER_CREATE_SUCCESS,
+
+ /**
+ * Peer on master controller has been started successfully.
+ */
+ MASTER_PEER_START_SUCCESS,
+
+ /**
+ * The first slave has been registered at master controller
+ */
+ SLAVE1_REGISTERED,
+
+ /**
+ * The second slave has been registered at the master controller
+ */
+ SLAVE2_REGISTERED,
+
+ /**
+ * Link from master to slave 1 has been successfully created
+ */
+ SLAVE1_LINK_SUCCESS,
+
+ /**
+ * Link from slave 1 to slave 2 has been successfully created.
+ */
+ SLAVE2_LINK_SUCCESS,
+
+ /**
+ * Peer create on slave 1 successful
+ */
+ SLAVE1_PEER_CREATE_SUCCESS,
+
+ /**
+ * Peer create on slave 2 successful
+ */
+ SLAVE2_PEER_CREATE_SUCCESS,
+
+ /**
+ * Peer startup on slave 1 successful
+ */
+ SLAVE1_PEER_START_SUCCESS,
+
+ /**
+ * Peer on slave 1 successfully stopped
+ */
+ SLAVE1_PEER_STOP_SUCCESS,
+
+ /**
+ * Peer startup on slave 2 successful
+ */
+ SLAVE2_PEER_START_SUCCESS,
+
+ /**
+ * Try to connect peers on master and slave 2.
+ */
+ MASTER_SLAVE2_PEERS_CONNECTED,
+
+ /**
+ * Peer on slave 2 successfully stopped
+ */
+ SLAVE2_PEER_STOP_SUCCESS,
+
+ /**
+ * Peer destroy on slave 1 successful
+ */
+ SLAVE1_PEER_DESTROY_SUCCESS,
+
+ /**
+ * Peer destory on slave 2 successful
+ */
+ SLAVE2_PEER_DESTROY_SUCCESS,
+
+ /**
+ * Slave 3 has successfully registered
+ */
+ SLAVE3_REGISTERED,
+
+ /**
+ * Slave 3 has successfully started
+ */
+ SLAVE3_STARTED,
+
+ /**
+ * The configuration of slave 3 is acquired
+ */
+ SLAVE3_GET_CONFIG_SUCCESS,
+
+ /**
+ * Slave 1 has linked to slave 3;
+ */
+ SLAVE3_LINK_SUCCESS
+
+};
/**
* Host for running master controller
*/
static struct GNUNET_TESTBED_Host *slave2;
+/**
+ * Host for slave 3
+ */
+static struct GNUNET_TESTBED_Host *slave3;
+
/**
* Slave host registration handle
*/
*/
static struct GNUNET_CONFIGURATION_Handle *cfg;
+/**
+ * Configuration of slave 3 controller
+ */
+static struct GNUNET_CONFIGURATION_Handle *cfg3;
+
/**
* Abort task
*/
static GNUNET_SCHEDULER_TaskIdentifier abort_task;
+/**
+ * Operation handle for linking controllers
+ */
+static struct GNUNET_TESTBED_Operation *op;
+
+/**
+ * Handle to peer started at slave 1
+ */
+static struct GNUNET_TESTBED_Peer *slave1_peer;
+
+/**
+ * Handle to peer started at slave 2
+ */
+static struct GNUNET_TESTBED_Peer *slave2_peer;
+
+/**
+ * Handle to a peer started at master controller
+ */
+static struct GNUNET_TESTBED_Peer *master_peer;
+
/**
* Event mask
*/
* @param tc the task context
*/
static void
-do_shutdown (void *cls, const const struct GNUNET_SCHEDULER_TaskContext *tc)
+do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
if (GNUNET_SCHEDULER_NO_TASK != abort_task)
GNUNET_SCHEDULER_cancel (abort_task);
- if (NULL != mc)
- GNUNET_TESTBED_controller_disconnect (mc);
- if (NULL != cp)
- GNUNET_TESTBED_controller_stop (cp);
+ if (NULL != slave3)
+ GNUNET_TESTBED_host_destroy (slave3);
if (NULL != slave2)
GNUNET_TESTBED_host_destroy (slave2);
if (NULL != slave)
GNUNET_TESTBED_host_destroy (slave);
if (NULL != host)
GNUNET_TESTBED_host_destroy (host);
+ if (NULL != mc)
+ GNUNET_TESTBED_controller_disconnect (mc);
if (NULL != cfg)
GNUNET_CONFIGURATION_destroy (cfg);
+ if (NULL != cfg3)
+ GNUNET_CONFIGURATION_destroy (cfg3);
+ if (NULL != cp)
+ GNUNET_TESTBED_controller_stop (cp);
if (NULL != rh)
GNUNET_TESTBED_cancel_registration (rh);
-
}
* @param tc the task context
*/
static void
-do_abort (void *cls, const const struct GNUNET_SCHEDULER_TaskContext *tc)
+do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
LOG (GNUNET_ERROR_TYPE_WARNING, "Test timedout -- Aborting\n");
abort_task = GNUNET_SCHEDULER_NO_TASK;
}
+/**
+ * Calls abort now
+ *
+ * @param
+ * @return
+ */
+static void
+do_abort_now (void *cls)
+{
+ if (GNUNET_SCHEDULER_NO_TASK != abort_task)
+ GNUNET_SCHEDULER_cancel (abort_task);
+ abort_task = GNUNET_SCHEDULER_add_now (&do_abort, NULL);
+}
+
+
+/**
+ * Task for inserting delay between tests
+ *
+ * @param
+ * @return
+ */
+static void
+delay_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ switch (result)
+ {
+ case SLAVE1_PEER_START_SUCCESS:
+ op = GNUNET_TESTBED_peer_stop (slave1_peer, NULL, NULL);
+ GNUNET_assert (NULL != op);
+ break;
+ case MASTER_SLAVE2_PEERS_CONNECTED:
+ op = GNUNET_TESTBED_peer_stop (slave2_peer, NULL, NULL);
+ GNUNET_assert (NULL != op);
+ break;
+ default:
+ GNUNET_assert (0);
+ }
+}
+
+
+/**
+ * Functions of this signature are called when a peer has been successfully
+ * created
+ *
+ * @param cls the closure from GNUNET_TESTBED_peer_create()
+ * @param peer the handle for the created peer; NULL on any error during
+ * creation
+ * @param emsg NULL if peer is not NULL; else MAY contain the error description
+ */
+static void
+peer_create_cb (void *cls, struct GNUNET_TESTBED_Peer *peer, const char *emsg)
+{
+ GNUNET_assert (NULL != peer);
+ GNUNET_assert (NULL == emsg);
+ switch (result)
+ {
+ case MASTER_STARTED:
+ result = MASTER_PEER_CREATE_SUCCESS;
+ master_peer = peer;
+ GNUNET_TESTBED_operation_done (op);
+ op = GNUNET_TESTBED_peer_start (NULL, master_peer, NULL, NULL);
+ break;
+ case SLAVE2_LINK_SUCCESS:
+ result = SLAVE1_PEER_CREATE_SUCCESS;
+ slave1_peer = peer;
+ GNUNET_TESTBED_operation_done (op);
+ op = GNUNET_TESTBED_peer_create (mc, slave2, cfg, peer_create_cb, NULL);
+ break;
+ case SLAVE1_PEER_CREATE_SUCCESS:
+ result = SLAVE2_PEER_CREATE_SUCCESS;
+ slave2_peer = peer;
+ GNUNET_TESTBED_operation_done (op);
+ op = GNUNET_TESTBED_peer_start (NULL, slave1_peer, NULL, NULL);
+ break;
+ default:
+ GNUNET_assert (0);
+ }
+ GNUNET_assert (NULL != op);
+}
+
+
+/**
+ * Checks the event if it is an operation finished event and if indicates a
+ * successfull completion of operation
+ *
+ * @param event the event information to check
+ */
+static void
+check_operation_success (const struct GNUNET_TESTBED_EventInformation *event)
+{
+ GNUNET_assert (NULL != event);
+ GNUNET_assert (GNUNET_TESTBED_ET_OPERATION_FINISHED == event->type);
+ GNUNET_assert (event->details.operation_finished.operation == op);
+ GNUNET_assert (NULL == event->details.operation_finished.op_cls);
+ GNUNET_assert (NULL == event->details.operation_finished.emsg);
+ GNUNET_assert (NULL == event->details.operation_finished.generic);
+}
+
+
+/**
+ * Callback which will be called to after a host registration succeeded or failed
+ *
+ * @param cls the host which has been registered
+ * @param emsg the error message; NULL if host registration is successful
+ */
+static void
+registration_cont (void *cls, const char *emsg);
+
+
/**
* Signature of the event handler function called by the
* respective event controller.
* @param cls closure
* @param event information about the event
*/
-static void
-controller_cb(void *cls, const struct GNUNET_TESTBED_EventInformation *event)
+static void
+controller_cb (void *cls, const struct GNUNET_TESTBED_EventInformation *event)
{
- GNUNET_assert (0);
+ switch (result)
+ {
+ case SLAVE2_REGISTERED:
+ check_operation_success (event);
+ GNUNET_TESTBED_operation_done (op);
+ op = NULL;
+ result = SLAVE1_LINK_SUCCESS;
+ GNUNET_assert (NULL != slave2);
+ GNUNET_assert (NULL != slave);
+ op = GNUNET_TESTBED_controller_link (NULL, mc, slave2, slave, cfg, GNUNET_YES);
+ GNUNET_assert (NULL != op);
+ break;
+ case SLAVE1_LINK_SUCCESS:
+ check_operation_success (event);
+ GNUNET_TESTBED_operation_done (op);
+ op = NULL;
+ result = SLAVE2_LINK_SUCCESS;
+ op = GNUNET_TESTBED_peer_create (mc, slave, cfg, peer_create_cb, NULL);
+ GNUNET_assert (NULL != op);
+ break;
+ case MASTER_PEER_CREATE_SUCCESS:
+ GNUNET_assert (GNUNET_TESTBED_ET_PEER_START == event->type);
+ GNUNET_assert (event->details.peer_start.host == host);
+ GNUNET_assert (event->details.peer_start.peer == master_peer);
+ GNUNET_TESTBED_operation_done (op);
+ result = MASTER_PEER_START_SUCCESS;
+ slave = GNUNET_TESTBED_host_create_with_id (1, "127.0.0.1", NULL, 0);
+ GNUNET_assert (NULL != slave);
+ rh = GNUNET_TESTBED_register_host (mc, slave, ®istration_cont, NULL);
+ GNUNET_assert (NULL != rh);
+ break;
+ case SLAVE2_PEER_CREATE_SUCCESS:
+ GNUNET_assert (GNUNET_TESTBED_ET_PEER_START == event->type);
+ GNUNET_assert (event->details.peer_start.host == slave);
+ GNUNET_assert (event->details.peer_start.peer == slave1_peer);
+ GNUNET_TESTBED_operation_done (op);
+ result = SLAVE1_PEER_START_SUCCESS;
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
+ (GNUNET_TIME_UNIT_SECONDS, 1), &delay_task,
+ NULL);
+ break;
+ case SLAVE1_PEER_START_SUCCESS:
+ GNUNET_assert (GNUNET_TESTBED_ET_PEER_STOP == event->type);
+ GNUNET_assert (event->details.peer_stop.peer == slave1_peer);
+ GNUNET_TESTBED_operation_done (op);
+ result = SLAVE1_PEER_STOP_SUCCESS;
+ op = GNUNET_TESTBED_peer_start (NULL, slave2_peer, NULL, NULL);
+ GNUNET_assert (NULL != op);
+ break;
+ case SLAVE1_PEER_STOP_SUCCESS:
+ GNUNET_assert (GNUNET_TESTBED_ET_PEER_START == event->type);
+ GNUNET_assert (event->details.peer_start.host == slave2);
+ GNUNET_assert (event->details.peer_start.peer == slave2_peer);
+ GNUNET_TESTBED_operation_done (op);
+ result = SLAVE2_PEER_START_SUCCESS;
+ op = GNUNET_TESTBED_overlay_connect (mc, NULL, NULL, master_peer,
+ slave2_peer);
+ break;
+ case SLAVE2_PEER_START_SUCCESS:
+ GNUNET_assert (NULL != event);
+ GNUNET_assert (GNUNET_TESTBED_ET_CONNECT == event->type);
+ GNUNET_assert (event->details.peer_connect.peer1 == master_peer);
+ GNUNET_assert (event->details.peer_connect.peer2 == slave2_peer);
+ result = MASTER_SLAVE2_PEERS_CONNECTED;
+ GNUNET_TESTBED_operation_done (op);
+ op = NULL;
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
+ (GNUNET_TIME_UNIT_SECONDS, 1), &delay_task,
+ NULL);
+ break;
+ case MASTER_SLAVE2_PEERS_CONNECTED:
+ GNUNET_assert (GNUNET_TESTBED_ET_PEER_STOP == event->type);
+ GNUNET_assert (event->details.peer_stop.peer == slave2_peer);
+ GNUNET_TESTBED_operation_done (op);
+ result = SLAVE2_PEER_STOP_SUCCESS;
+ op = GNUNET_TESTBED_peer_destroy (slave1_peer);
+ GNUNET_assert (NULL != op);
+ break;
+ case SLAVE2_PEER_STOP_SUCCESS:
+ check_operation_success (event);
+ GNUNET_TESTBED_operation_done (op);
+ result = SLAVE1_PEER_DESTROY_SUCCESS;
+ op = GNUNET_TESTBED_peer_destroy (slave2_peer);
+ GNUNET_assert (NULL != op);
+ break;
+ case SLAVE1_PEER_DESTROY_SUCCESS:
+ check_operation_success (event);
+ GNUNET_TESTBED_operation_done (op);
+ op = NULL;
+ result = SLAVE2_PEER_DESTROY_SUCCESS;
+ slave3 = GNUNET_TESTBED_host_create_with_id (3, "127.0.0.1", NULL, 0);
+ rh = GNUNET_TESTBED_register_host (mc, slave3, ®istration_cont, NULL);
+ break;
+ case SLAVE3_REGISTERED:
+ check_operation_success (event);
+ GNUNET_TESTBED_operation_done (op);
+ op = NULL;
+ result = SLAVE3_STARTED;
+ op = GNUNET_TESTBED_get_slave_config (NULL, mc, slave3);
+ GNUNET_assert (NULL != op);
+ break;
+ case SLAVE3_STARTED:
+ GNUNET_assert (NULL != event);
+ GNUNET_assert (GNUNET_TESTBED_ET_OPERATION_FINISHED == event->type);
+ GNUNET_assert (event->details.operation_finished.operation == op);
+ GNUNET_assert (NULL == event->details.operation_finished.op_cls);
+ GNUNET_assert (NULL == event->details.operation_finished.emsg);
+ cfg3 = GNUNET_CONFIGURATION_dup (event->details.operation_finished.generic);
+ GNUNET_TESTBED_operation_done (op);
+ result = SLAVE3_GET_CONFIG_SUCCESS;
+ op = GNUNET_TESTBED_controller_link (NULL, mc, slave3, slave, cfg3, GNUNET_NO);
+ break;
+ case SLAVE3_GET_CONFIG_SUCCESS:
+ result = SLAVE3_LINK_SUCCESS;
+ GNUNET_TESTBED_operation_done (op);
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
+ (GNUNET_TIME_UNIT_SECONDS, 3),
+ &do_shutdown, NULL);
+ break;
+ default:
+ GNUNET_assert (0);
+ }
}
* @param cls the host which has been registered
* @param emsg the error message; NULL if host registration is successful
*/
-static void
+static void
registration_cont (void *cls, const char *emsg)
{
rh = NULL;
switch (result)
{
- case MASTER_STARTED:
+ case MASTER_PEER_START_SUCCESS:
GNUNET_assert (NULL == emsg);
+ GNUNET_assert (NULL != mc);
result = SLAVE1_REGISTERED;
slave2 = GNUNET_TESTBED_host_create_with_id (2, "127.0.0.1", NULL, 0);
GNUNET_assert (NULL != slave2);
GNUNET_assert (NULL != mc);
result = SLAVE2_REGISTERED;
GNUNET_assert (NULL != cfg);
- GNUNET_TESTBED_controller_link (mc, slave, NULL, cfg, GNUNET_YES);
- //GNUNET_TESTBED_controller_link (mc, host, slave
- result = SUCCESS;
- GNUNET_SCHEDULER_add_delayed
- (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 3),
- &do_shutdown, NULL);
+ op = GNUNET_TESTBED_controller_link (NULL, mc, slave, NULL, cfg, GNUNET_YES);
+ GNUNET_assert (NULL != op);
break;
- case INIT:
- case SUCCESS:
- case SLAVE2_REGISTERED:
- GNUNET_assert (0);
+ case SLAVE2_PEER_DESTROY_SUCCESS:
+ GNUNET_assert (NULL == emsg);
+ GNUNET_assert (NULL != mc);
+ GNUNET_assert (NULL == op);
+ result = SLAVE3_REGISTERED;
+ op = GNUNET_TESTBED_controller_link (NULL, mc, slave3, NULL, cfg, GNUNET_YES);
+ GNUNET_assert (NULL != op);
+ break;
+ default:
+ GNUNET_break (0);
+ do_abort_now (NULL);
}
}
* @param status GNUNET_OK if the startup is successfull; GNUNET_SYSERR if not,
* GNUNET_TESTBED_controller_stop() shouldn't be called in this case
*/
-static void
-status_cb (void *cls,
- const struct GNUNET_CONFIGURATION_Handle *config, int status)
+static void
+status_cb (void *cls, const struct GNUNET_CONFIGURATION_Handle *config,
+ int status)
{
switch (result)
{
event_mask |= (1L << GNUNET_TESTBED_ET_CONNECT);
event_mask |= (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED);
mc = GNUNET_TESTBED_controller_connect (config, host, event_mask,
- &controller_cb, NULL);
+ &controller_cb, NULL);
GNUNET_assert (NULL != mc);
result = MASTER_STARTED;
- slave = GNUNET_TESTBED_host_create_with_id (1, "127.0.0.1", NULL, 0);
- GNUNET_assert (NULL != slave);
- rh = GNUNET_TESTBED_register_host (mc, slave, ®istration_cont, NULL);
- GNUNET_assert (NULL != rh);
+ op = GNUNET_TESTBED_peer_create (mc, host, cfg, peer_create_cb, NULL);
+ GNUNET_assert (NULL != op);
break;
- default:
- GNUNET_assert (0);
+ default:
+ GNUNET_break (0);
+ cp = NULL;
+ do_abort_now (NULL);
}
}
/**
- * Main run function.
+ * Main run function.
*
* @param cls NULL
* @param args arguments passed to GNUNET_PROGRAM_run
host = GNUNET_TESTBED_host_create (NULL, NULL, 0);
GNUNET_assert (NULL != host);
cfg = GNUNET_CONFIGURATION_dup (config);
- cp =
- GNUNET_TESTBED_controller_start ("127.0.0.1", host, cfg, status_cb, NULL);
- abort_task = GNUNET_SCHEDULER_add_delayed
- (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 30),
- &do_abort, NULL);
+ cp = GNUNET_TESTBED_controller_start ("127.0.0.1", host, cfg, status_cb,
+ NULL);
+ abort_task =
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
+ (GNUNET_TIME_UNIT_MINUTES, 5), &do_abort,
+ NULL);
}
/**
- * Main function
+ * Function to check if
+ * 1. Password-less SSH logins to given ip work
+ * 2. gnunet-helper-testbed is found on the PATH on the remote side
+ *
+ * @param host_str numeric representation of the host's ip
+ * @return GNUNET_YES if password-less SSH login to the given host works;
+ * GNUNET_NO if not
*/
-int main (int argc, char **argv)
+static int
+check_ssh (char *host_str)
{
+ char *const remote_args[] = {
+ "ssh", "-o", "BatchMode=yes", "-o", "CheckHostIP=no",
+ "-o", "NoHostAuthenticationForLocalhost=yes", "-q",
+ host_str, "which", "gnunet-helper-testbed", NULL
+ };
+ struct GNUNET_OS_Process *auxp;
+ enum GNUNET_OS_ProcessStatusType type;
+ unsigned long code;
int ret;
+ auxp =
+ GNUNET_OS_start_process_vap (GNUNET_NO, GNUNET_OS_INHERIT_STD_ALL, NULL,
+ NULL, "ssh", remote_args);
+ GNUNET_assert (NULL != auxp);
+ do
+ {
+ ret = GNUNET_OS_process_status (auxp, &type, &code);
+ GNUNET_assert (GNUNET_SYSERR != ret);
+ (void) usleep (300);
+ }
+ while (GNUNET_NO == ret);
+ (void) GNUNET_OS_process_wait (auxp);
+ GNUNET_OS_process_destroy (auxp);
+ return (0 != code) ? GNUNET_NO : GNUNET_YES;
+}
+
+
+/**
+ * Main function
+ */
+int
+main (int argc, char **argv)
+{
char *const argv2[] = { "test_testbed_api_controllerlink",
- "-c", "test_testbed_api.conf",
- NULL
+ "-c", "test_testbed_api.conf",
+ NULL
};
struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_OPTION_END
};
+ int ret;
+
+ if (GNUNET_YES != check_ssh ("127.0.0.1"))
+ goto error_exit;
result = INIT;
- ret = GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
- "test_testbed_api_controllerlink", "nohelp", options, &run,
- NULL);
- if ((GNUNET_OK != ret) || (SUCCESS != result))
+ ret =
+ GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
+ "test_testbed_api_controllerlink", "nohelp", options,
+ &run, NULL);
+ if ((GNUNET_OK != ret) || (SLAVE3_LINK_SUCCESS != result))
return 1;
return 0;
+
+ error_exit:
+ (void) PRINTF ("%s",
+ "Unable to run the test as this system is not configured "
+ "to use password less SSH logins to localhost.\n"
+ "Marking test as successful\n");
+ return 0;
}
+
+/* end of test_testbed_api_controllerlink.c */
+