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- /*
- This file is part of GNUnet
- Copyright (C) 2010, 2016 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 hostlist/test_gnunet_daemon_hostlist_reconnect.c
- * @brief test for gnunet-daemon-hostslist.c; tries to re-start the peers
- * and connect a second time
- * @author Christian Grothoff
- */
- #include "platform.h"
- #include "gnunet_util_lib.h"
- #include "gnunet_arm_service.h"
- #include "gnunet_transport_service.h"
- #include "gnunet_transport_hello_service.h"
- /**
- * How long until we give up on transmitting the message?
- */
- #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 150)
- static int ok;
- static struct GNUNET_SCHEDULER_Task *timeout_task;
- struct PeerContext
- {
- struct GNUNET_CONFIGURATION_Handle *cfg;
- struct GNUNET_TRANSPORT_CoreHandle *th;
- struct GNUNET_MessageHeader *hello;
- struct GNUNET_TRANSPORT_HelloGetHandle *ghh;
- struct GNUNET_OS_Process *arm_proc;
- };
- static struct PeerContext p1;
- static struct PeerContext p2;
- /**
- * Timeout, give up.
- */
- static void
- timeout_error (void *cls)
- {
- timeout_task = NULL;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Timeout trying to connect peers, test failed.\n");
- GNUNET_SCHEDULER_shutdown ();
- }
- /**
- * Function called to notify transport users that another
- * peer connected to us.
- *
- * @param cls closure
- * @param peer the peer that connected
- * @param mq message queue to send to @a peer
- * @return NULL
- */
- static void *
- notify_connect (void *cls,
- const struct GNUNET_PeerIdentity *peer,
- struct GNUNET_MQ_Handle *mq)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected, shutting down.\n");
- ok = 0;
- GNUNET_SCHEDULER_shutdown ();
- return NULL;
- }
- static void
- process_hello (void *cls, const struct GNUNET_MessageHeader *message)
- {
- struct PeerContext *p = cls;
- GNUNET_TRANSPORT_hello_get_cancel (p->ghh);
- p->ghh = NULL;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received HELLO, starting hostlist service.\n");
- }
- static void
- setup_peer (struct PeerContext *p, const char *cfgname)
- {
- char *binary;
- binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-arm");
- p->cfg = GNUNET_CONFIGURATION_create ();
- p->arm_proc = GNUNET_OS_start_process (GNUNET_OS_INHERIT_STD_OUT_AND_ERR
- | GNUNET_OS_USE_PIPE_CONTROL,
- NULL,
- NULL,
- NULL,
- binary,
- "gnunet-service-arm",
- "-c",
- cfgname,
- NULL);
- GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
- p->th = GNUNET_TRANSPORT_core_connect (p->cfg,
- NULL,
- NULL,
- p,
- ¬ify_connect,
- NULL,
- NULL);
- GNUNET_assert (NULL != p->th);
- p->ghh = GNUNET_TRANSPORT_hello_get (p->cfg,
- GNUNET_TRANSPORT_AC_ANY,
- &process_hello,
- p);
- GNUNET_free (binary);
- }
- static void
- waitpid_task (void *cls)
- {
- struct PeerContext *p = cls;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Killing ARM process.\n");
- if (0 != GNUNET_OS_process_kill (p->arm_proc, GNUNET_TERM_SIG))
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
- if (GNUNET_OK != GNUNET_OS_process_wait (p->arm_proc))
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "ARM process %u stopped\n",
- GNUNET_OS_process_get_pid (p->arm_proc));
- GNUNET_OS_process_destroy (p->arm_proc);
- p->arm_proc = NULL;
- GNUNET_CONFIGURATION_destroy (p->cfg);
- }
- static void
- stop_arm (struct PeerContext *p)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Asking ARM to stop core service\n");
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &waitpid_task, p);
- }
- /**
- * Try again to connect to transport service.
- */
- static void
- shutdown_task (void *cls)
- {
- if (NULL != timeout_task)
- {
- GNUNET_SCHEDULER_cancel (timeout_task);
- timeout_task = NULL;
- }
- if (NULL != p1.ghh)
- {
- GNUNET_TRANSPORT_hello_get_cancel (p1.ghh);
- p1.ghh = NULL;
- }
- if (NULL != p1.th)
- {
- GNUNET_TRANSPORT_core_disconnect (p1.th);
- p1.th = NULL;
- }
- if (NULL != p2.ghh)
- {
- GNUNET_TRANSPORT_hello_get_cancel (p2.ghh);
- p2.ghh = NULL;
- }
- if (NULL != p2.th)
- {
- GNUNET_TRANSPORT_core_disconnect (p2.th);
- p2.th = NULL;
- }
- stop_arm (&p1);
- stop_arm (&p2);
- }
- static void
- run (void *cls,
- char *const *args,
- const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *cfg)
- {
- GNUNET_assert (ok == 1);
- ok++;
- timeout_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &timeout_error, NULL);
- GNUNET_SCHEDULER_add_shutdown (&shutdown_task, NULL);
- setup_peer (&p1, "test_gnunet_daemon_hostlist_peer1.conf");
- setup_peer (&p2, "test_gnunet_daemon_hostlist_peer2.conf");
- }
- int
- main (int argcx, char *argvx[])
- {
- static char *const argv[] = { "test-gnunet-daemon-hostlist",
- "-c",
- "test_gnunet_daemon_hostlist_data.conf",
- NULL };
- static struct GNUNET_GETOPT_CommandLineOption options[] = {
- GNUNET_GETOPT_OPTION_END
- };
- GNUNET_DISK_purge_cfg_dir ("test_gnunet_daemon_hostlist_peer1.conf",
- "GNUNET_TEST_HOME");
- GNUNET_DISK_purge_cfg_dir ("test_gnunet_daemon_hostlist_peer2.conf",
- "GNUNET_TEST_HOME");
- GNUNET_DISK_purge_cfg_dir ("test_gnunet_daemon_hostlist_data.conf",
- "GNUNET_TEST_HOME");
- GNUNET_log_setup ("test-gnunet-daemon-hostlist", "WARNING", NULL);
- ok = 1;
- GNUNET_PROGRAM_run ((sizeof(argv) / sizeof(char *)) - 1,
- argv,
- "test-gnunet-daemon-hostlist",
- "nohelp",
- options,
- &run,
- &ok);
- if (0 == ok)
- {
- fprintf (stderr, "%s", ".");
- /* now do it again */
- ok = 1;
- GNUNET_PROGRAM_run ((sizeof(argv) / sizeof(char *)) - 1,
- argv,
- "test-gnunet-daemon-hostlist",
- "nohelp",
- options,
- &run,
- &ok);
- fprintf (stderr, "%s", ".\n");
- }
- GNUNET_DISK_purge_cfg_dir ("test_gnunet_daemon_hostlist_peer1.conf",
- "GNUNET_TEST_HOME");
- GNUNET_DISK_purge_cfg_dir ("test_gnunet_daemon_hostlist_peer2.conf",
- "GNUNET_TEST_HOME");
- GNUNET_DISK_purge_cfg_dir ("test_gnunet_daemon_hostlist_data.conf",
- "GNUNET_TEST_HOME");
- return ok;
- }
- /* end of test_gnunet_daemon_hostlist_reconnect.c */
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