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-rw-r--r--src/testbed/testbed_api_cmd_controller.c294
1 files changed, 294 insertions, 0 deletions
diff --git a/src/testbed/testbed_api_cmd_controller.c b/src/testbed/testbed_api_cmd_controller.c
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+++ b/src/testbed/testbed_api_cmd_controller.c
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+/*
+ This file is part of GNUnet
+ Copyright (C) 2021 GNUnet e.V.
+
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
+
+ GNUnet is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+ SPDX-License-Identifier: AGPL3.0-or-later
+ */
+
+/**
+ * @file testbed/testbed_api_cmd_controller.c
+ * @brief Command to create a controller.
+ * @author t3sserakt
+ */
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_testing_ng_lib.h"
+#include "gnunet-service-testbed.h"
+#include "testbed_api_hosts.h"
+#include "gnunet_testbed_ng_service.h"
+
+
+/**
+ * Generic logging shortcut
+ */
+#define LOG(kind, ...) \
+ GNUNET_log (kind, __VA_ARGS__)
+
+
+/**
+ * abort task to run on test timed out
+ *
+ * @param cls NULL
+ * @param tc the task context
+ */
+static void
+do_abort (void *cls)
+{
+ struct ControllerState *cs = cls;
+
+ if (GNUNET_NO == cs->host_ready)
+ {
+ LOG (GNUNET_ERROR_TYPE_WARNING, "Test timedout -- Aborting\n");
+ cs->abort_task = NULL;
+ GNUNET_TESTBED_shutdown_controller (cs);
+ }
+}
+
+
+/**
+*
+*
+* @param cls closure
+* @param cmd current CMD being cleaned up.
+*/
+static void
+controller_cleanup (void *cls,
+ const struct GNUNET_TESTING_Command *cmd)
+{
+ (void) cls;
+}
+
+
+/**
+ * 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)
+{
+ struct ControllerState *cs = cls;
+
+ if (NULL != event->details.operation_finished.emsg)
+ {
+ LOG (GNUNET_ERROR_TYPE_ERROR, "There was an operation error: %s\n",
+ event->details.operation_finished.emsg);
+ GNUNET_TESTBED_shutdown_controller (cs);
+ }
+ else if (NULL == event->details.operation_finished.generic)
+ {
+ GNUNET_TESTBED_operation_done (event->op);
+ }
+}
+
+
+/**
+ * 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_comp (void *cls,
+ const char *emsg)
+{
+ struct ControllerState *cs = cls;
+
+ if (NULL != emsg)
+ {
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ "There was an error during host registration: %s\n",
+ emsg);
+ GNUNET_TESTBED_shutdown_controller (cs);
+ }
+ else
+ {
+ cs->reg_handle = NULL;
+ cs->host_ready = GNUNET_YES;
+ GNUNET_TESTING_interpreter_next (cs->is);
+ }
+}
+
+
+/**
+ * Callback to signal successfull startup of the controller process
+ *
+ * @param cls the closure from GNUNET_TESTBED_controller_start()
+ * @param cfg the configuration with which the controller has been started;
+ * NULL if status is not #GNUNET_OK
+ * @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
+controller_status_cb (void *cls,
+ const struct GNUNET_CONFIGURATION_Handle *cfg_,
+ int status)
+{
+ struct ControllerState *cs = cls;
+
+ if (GNUNET_OK != status)
+ {
+ cs->cp = NULL;
+ return;
+ }
+
+ cs->controller =
+ GNUNET_TESTBED_controller_connect (cs->host, cs->event_mask, &controller_cb,
+ cs);
+ cs->reg_handle =
+ GNUNET_TESTBED_register_host (cs->controller, cs->host, &registration_comp,
+ cs);
+}
+
+
+static void
+controller_run (void *cls,
+ const struct GNUNET_TESTING_Command *cmd,
+ struct GNUNET_TESTING_Interpreter *is)
+{
+ struct ControllerState *cs = cls;
+
+ cs->is = is;
+ cs->host = GNUNET_TESTBED_host_create (cs->hostname, cs->username, cs->cfg,
+ cs->port);
+ cs->cp = GNUNET_TESTBED_controller_start (cs->trusted_ip,
+ cs->host,
+ &controller_status_cb,
+ cs);
+ cs->abort_task =
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
+ (GNUNET_TIME_UNIT_MINUTES, 5),
+ &do_abort,
+ cs);
+}
+
+/**
+*
+*
+* @param cls closure.
+* @param[out] ret result
+* @param trait name of the trait.
+* @param index index number of the object to offer.
+* @return #GNUNET_OK on success.
+*/
+static int
+controller_traits (void *cls,
+ const void **ret,
+ const char *trait,
+ unsigned int index)
+{
+ (void) cls;
+
+ struct ControllerState *cs = cls;
+
+
+ struct GNUNET_TESTING_Trait traits[] = {
+ {
+ .index = 0,
+ .trait_name = "controller",
+ .ptr = (const void *) cs->controller,
+ },
+ GNUNET_TESTING_trait_end ()
+ };
+
+ return GNUNET_TESTING_get_trait (traits,
+ ret,
+ trait,
+ index);
+ return GNUNET_OK;
+}
+
+
+/**
+ * Offer data from trait
+ *
+ * @param cmd command to extract the controller from.
+ * @param pt pointer to controller.
+ * @return #GNUNET_OK on success.
+ */
+int
+GNUNET_TESTBED_get_trait_controller (const struct GNUNET_TESTING_Command *cmd,
+ struct GNUNET_TESTBED_Controller **
+ controller)
+{
+ return cmd->traits (cmd->cls,
+ (const void **) controller,
+ "controller",
+ (unsigned int) 0);
+}
+
+
+/**
+ * Shutdown nicely
+ *
+ * @param cs controller state.
+ */
+void
+GNUNET_TESTBED_shutdown_controller (struct ControllerState *cs)
+{
+ LOG (GNUNET_ERROR_TYPE_DEBUG,
+ "Shutting down...\n");
+
+ cs->controller_going_down = GNUNET_YES;
+
+ if (NULL != cs->abort_task)
+ GNUNET_SCHEDULER_cancel (cs->abort_task);
+ if (NULL != cs->reg_handle)
+ GNUNET_TESTBED_cancel_registration (cs->reg_handle);
+ if (NULL != cs->controller)
+ GNUNET_TESTBED_controller_disconnect (cs->controller);
+ if (NULL != cs->cfg)
+ GNUNET_CONFIGURATION_destroy (cs->cfg);
+ if (NULL != cs->cp)
+ GNUNET_TESTBED_controller_stop (cs->cp);
+ if (NULL != cs->host)
+ GNUNET_TESTBED_host_destroy (cs->host);
+}
+
+
+
+struct GNUNET_TESTING_Command
+GNUNET_TESTBED_cmd_controller (const char *label,
+ const char *trusted_ip,
+ const char *hostname,
+ const char *username,
+ uint16_t port,
+ struct GNUNET_CONFIGURATION_Handle *cfg,
+ uint64_t event_mask)
+{
+ struct ControllerState *cs;
+
+ cs = GNUNET_new (struct ControllerState);
+ cs->event_mask = event_mask;
+ cs->trusted_ip = trusted_ip;
+ cs->hostname = hostname;
+ cs->username = username;
+ cs->port = port;
+ cs->cfg = cfg;
+
+ struct GNUNET_TESTING_Command cmd = {
+ .cls = cs,
+ .label = label,
+ .run = &controller_run,
+ .cleanup = &controller_cleanup,
+ .traits = &controller_traits
+ };
+
+ return cmd;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2022-01-27 03:35:42 +0000