* ONLY for writing testcases!
* @author Christian Grothoff
*
- * TODO:
- * - modify configuration to allow 2087-connections from
- * controlling host (otherwise shutdown won't work)
- *
*/
#include "platform.h"
#include "gnunet_arm_service.h"
#include "gnunet_constants.h"
#include "gnunet_testing_lib.h"
#include "gnunet_transport_service.h"
+#include "gnunet_hello_lib.h"
#define DEBUG_TESTING GNUNET_NO
+#define DEBUG_TESTING_RECONNECT GNUNET_NO
/**
* How long do we wait after starting gnunet-service-arm
* for the core service to be alive?
*/
-#define ARM_START_WAIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
+#define ARM_START_WAIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
/**
* How many times are we willing to try to wait for "scp" or
* "gnunet-service-arm" to complete (waitpid) before giving up?
*/
-#define MAX_EXEC_WAIT_RUNS 50
+#define MAX_EXEC_WAIT_RUNS 250
+static struct GNUNET_CORE_MessageHandler no_handlers[] = { {NULL, 0, 0} };
+
+/**
+ * Receive the HELLO from one peer, give it to the other
+ * and ask them to connect.
+ *
+ * @param cls "struct ConnectContext"
+ * @param message HELLO message of peer
+ */
+static void
+process_hello (void *cls, const struct GNUNET_MessageHeader *message)
+{
+ struct GNUNET_TESTING_Daemon *daemon = cls;
+ if (daemon == NULL)
+ return;
+
+ if (daemon->server != NULL)
+ {
+ GNUNET_CORE_disconnect(daemon->server);
+ daemon->server = NULL;
+ }
+
+ GNUNET_assert (message != NULL);
+ if (daemon->th != NULL)
+ {
+ GNUNET_TRANSPORT_get_hello_cancel(daemon->th, &process_hello, daemon);
+ }
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received `%s' from transport service of `%4s'\n",
+ "HELLO", GNUNET_i2s (&daemon->id));
+#endif
+
+ GNUNET_free_non_null(daemon->hello);
+ daemon->hello = GNUNET_malloc(ntohs(message->size));
+ memcpy(daemon->hello, message, ntohs(message->size));
+
+ if (daemon->th != NULL)
+ {
+ GNUNET_TRANSPORT_disconnect(daemon->th);
+ daemon->th = NULL;
+ }
+
+}
/**
* Function called after GNUNET_CORE_connect has succeeded
{
d->server = NULL;
if (GNUNET_YES == d->dead)
- GNUNET_TESTING_daemon_stop (d, d->dead_cb, d->dead_cb_cls);
+ GNUNET_TESTING_daemon_stop (d, GNUNET_TIME_absolute_get_remaining(d->max_timeout), d->dead_cb, d->dead_cb_cls, GNUNET_YES, GNUNET_NO);
else if (NULL != cb)
cb (d->cb_cls, NULL, d->cfg, d,
_("Failed to connect to core service\n"));
d->id = *my_identity;
d->shortname = strdup (GNUNET_i2s (my_identity));
d->server = server;
+ d->running = GNUNET_YES;
if (GNUNET_YES == d->dead)
- GNUNET_TESTING_daemon_stop (d, d->dead_cb, d->dead_cb_cls);
+ GNUNET_TESTING_daemon_stop (d, GNUNET_TIME_absolute_get_remaining(d->max_timeout), d->dead_cb, d->dead_cb_cls, GNUNET_YES, GNUNET_NO);
else if (NULL != cb)
cb (d->cb_cls, my_identity, d->cfg, d, NULL);
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Successfully started peer `%4s'.\n", GNUNET_i2s (my_identity));
+#endif
+
+
+ d->th = GNUNET_TRANSPORT_connect (d->sched,
+ d->cfg, d, NULL, NULL, NULL);
+ if (d->th == NULL)
+ {
+ if (GNUNET_YES == d->dead)
+ GNUNET_TESTING_daemon_stop (d, GNUNET_TIME_absolute_get_remaining(d->max_timeout), d->dead_cb, d->dead_cb_cls, GNUNET_YES, GNUNET_NO);
+ else if (NULL != d->cb)
+ d->cb (d->cb_cls, &d->id, d->cfg, d,
+ _("Failed to connect to transport service!\n"));
+ return;
+ }
+
+ GNUNET_TRANSPORT_get_hello (d->th, &process_hello, d);
}
* @param tc unused
*/
static void
-start_fsm (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+start_fsm (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
{
- static struct GNUNET_CORE_MessageHandler no_handlers[] = { {NULL, 0, 0} };
struct GNUNET_TESTING_Daemon *d = cls;
GNUNET_TESTING_NotifyDaemonRunning cb;
enum GNUNET_OS_ProcessStatusType type;
unsigned long code;
char *dst;
+ int bytes_read;
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Peer FSM is in phase %u.\n", d->phase);
#endif
+
d->task = GNUNET_SCHEDULER_NO_TASK;
switch (d->phase)
{
/* confirm copying complete */
if (GNUNET_OK != GNUNET_OS_process_status (d->pid, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining(d->max_timeout).value == 0)
{
cb = d->cb;
d->cb = NULL;
if (NULL != cb)
cb (d->cb_cls,
NULL,
- d->cfg, d, _("`scp' does not seem to terminate.\n"));
+ d->cfg, d, _("`scp' does not seem to terminate (timeout copying config).\n"));
return;
}
/* wait some more */
d->phase = SP_COPIED;
/* fall-through */
case SP_COPIED:
+ /* Start create hostkey process */
+ d->pipe_stdout = GNUNET_DISK_pipe(GNUNET_NO);
+ if (d->pipe_stdout == NULL)
+ {
+ cb = d->cb;
+ d->cb = NULL;
+ if (NULL != cb)
+ cb (d->cb_cls,
+ NULL,
+ d->cfg,
+ d,
+ (NULL == d->hostname)
+ ? _("Failed to create pipe for `gnunet-peerinfo' process.\n")
+ : _("Failed to create pipe for `ssh' process.\n"));
+ return;
+ }
+ if (NULL == d->hostname)
+ {
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Starting `%s', with command `%s %s %s %s'.\n",
+ "gnunet-peerinfo", "gnunet-peerinfo", "-c", d->cfgfile,
+ "-sq");
+#endif
+ d->pid = GNUNET_OS_start_process (NULL, d->pipe_stdout, "gnunet-peerinfo",
+ "gnunet-peerinfo",
+ "-c", d->cfgfile,
+ "-sq", NULL);
+ GNUNET_DISK_pipe_close_end(d->pipe_stdout, GNUNET_DISK_PIPE_END_WRITE);
+ }
+ else
+ {
+ if (d->username != NULL)
+ GNUNET_asprintf (&dst, "%s@%s", d->username, d->hostname);
+ else
+ dst = GNUNET_strdup (d->hostname);
+
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Starting `%s', with command `%s %s %s %s %s %s'.\n",
+ "gnunet-peerinfo", "ssh", dst, "gnunet-peerinfo", "-c", d->cfgfile,
+ "-sq");
+#endif
+ d->pid = GNUNET_OS_start_process (NULL, d->pipe_stdout, "ssh",
+ "ssh",
+ dst,
+ "gnunet-peerinfo",
+ "-c", d->cfgfile, "-sq", NULL);
+ GNUNET_DISK_pipe_close_end(d->pipe_stdout, GNUNET_DISK_PIPE_END_WRITE);
+ GNUNET_free (dst);
+ }
+ if (-1 == d->pid)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Could not start `%s' process to create hostkey.\n"),
+ (NULL == d->hostname) ? "gnunet-peerinfo" : "ssh");
+ cb = d->cb;
+ d->cb = NULL;
+ if (NULL != cb)
+ cb (d->cb_cls,
+ NULL,
+ d->cfg,
+ d,
+ (NULL == d->hostname)
+ ? _("Failed to start `gnunet-peerinfo' process.\n")
+ : _("Failed to start `ssh' process.\n"));
+ GNUNET_DISK_pipe_close(d->pipe_stdout);
+ return;
+ }
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Started `%s', waiting for hostkey.\n",
+ "gnunet-peerinfo");
+#endif
+ d->phase = SP_HOSTKEY_CREATE;
+ d->task
+ = GNUNET_SCHEDULER_add_read_file (d->sched,
+ GNUNET_TIME_absolute_get_remaining(d->max_timeout),
+ GNUNET_DISK_pipe_handle(d->pipe_stdout,
+ GNUNET_DISK_PIPE_END_READ),
+ &start_fsm,
+ d);
+ break;
+ case SP_HOSTKEY_CREATE:
+ bytes_read = GNUNET_DISK_file_read(GNUNET_DISK_pipe_handle(d->pipe_stdout,
+ GNUNET_DISK_PIPE_END_READ),
+ &d->hostkeybuf[d->hostkeybufpos],
+ sizeof(d->hostkeybuf) - d->hostkeybufpos);
+ if (bytes_read > 0)
+ d->hostkeybufpos += bytes_read;
+
+ if ( (d->hostkeybufpos < 104) &&
+ (bytes_read > 0) )
+ {
+ /* keep reading */
+ d->task
+ = GNUNET_SCHEDULER_add_read_file (d->sched,
+ GNUNET_TIME_absolute_get_remaining(d->max_timeout),
+ GNUNET_DISK_pipe_handle(d->pipe_stdout,
+ GNUNET_DISK_PIPE_END_READ),
+ &start_fsm,
+ d);
+ return;
+ }
+ d->hostkeybuf[103] = '\0';
+ if ( (bytes_read < 0) ||
+ (GNUNET_OK != GNUNET_CRYPTO_hash_from_string (d->hostkeybuf,
+ &d->id.hashPubKey)) )
+ {
+ /* error */
+ if (bytes_read < 0)
+ GNUNET_log(GNUNET_ERROR_TYPE_WARNING,
+ _("Error reading from gnunet-peerinfo: %s\n"),
+ STRERROR (errno));
+ else
+ GNUNET_log(GNUNET_ERROR_TYPE_WARNING,
+ _("Malformed output from gnunet-peerinfo!\n"));
+ cb = d->cb;
+ d->cb = NULL;
+ GNUNET_DISK_pipe_close(d->pipe_stdout);
+ d->pipe_stdout = NULL;
+ (void) PLIBC_KILL (d->pid, SIGKILL);
+ GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (d->pid));
+ d->pid = 0;
+ if (NULL != cb)
+ cb (d->cb_cls,
+ NULL,
+ d->cfg,
+ d,
+ _("`Failed to get hostkey!\n"));
+ return;
+ }
+ GNUNET_DISK_pipe_close(d->pipe_stdout);
+ d->pipe_stdout = NULL;
+ (void) PLIBC_KILL (d->pid, SIGKILL);
+ GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (d->pid));
+ d->pid = 0;
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Successfully got hostkey!\n");
+#endif
+ if (d->hostkey_callback != NULL)
+ {
+ d->hostkey_callback(d->hostkey_cls, &d->id, d, NULL);
+ d->phase = SP_HOSTKEY_CREATED;
+ }
+ else
+ {
+ d->phase = SP_TOPOLOGY_SETUP;
+ }
+ /* Fall through */
+ case SP_HOSTKEY_CREATED:
+ /* wait for topology finished */
+ if ((GNUNET_YES == d->dead) || (GNUNET_TIME_absolute_get_remaining(d->max_timeout).value == 0))
+ {
+ cb = d->cb;
+ d->cb = NULL;
+ if (NULL != cb)
+ cb (d->cb_cls,
+ NULL,
+ d->cfg,
+ d,
+ _("`Failed while waiting for topology setup!\n"));
+ return;
+ }
+
+ d->task
+ = GNUNET_SCHEDULER_add_delayed (d->sched,
+ GNUNET_CONSTANTS_EXEC_WAIT,
+ &start_fsm, d);
+ break;
+ case SP_TOPOLOGY_SETUP:
/* start GNUnet on remote host */
if (NULL == d->hostname)
{
- d->pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
- "gnunet-service-arm",
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Starting `%s', with command `%s %s %s %s %s %s'.\n",
+ "gnunet-arm", "gnunet-arm", "-c", d->cfgfile,
+ "-L", "DEBUG",
+ "-s");
+#endif
+ d->pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-arm",
+ "gnunet-arm",
"-c", d->cfgfile,
#if DEBUG_TESTING
"-L", "DEBUG",
#endif
- "-d", NULL);
+ "-s", "-q", NULL);
}
else
{
GNUNET_asprintf (&dst, "%s@%s", d->username, d->hostname);
else
dst = GNUNET_strdup (d->hostname);
+
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Starting `%s', with command `%s %s %s %s %s %s %s %s'.\n",
+ "gnunet-arm", "ssh", dst, "gnunet-arm", "-c", d->cfgfile,
+ "-L", "DEBUG", "-s", "-q");
+#endif
d->pid = GNUNET_OS_start_process (NULL, NULL, "ssh",
"ssh",
dst,
- "gnunet-service-arm",
- "-c", d->cfgfile, "-d", NULL);
+ "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-s", "-q", NULL);
GNUNET_free (dst);
}
if (-1 == d->pid)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Could not start `%s' process to start GNUnet.\n"),
- (NULL == d->hostname) ? "gnunet-service-arm" : "ssh");
+ (NULL == d->hostname) ? "gnunet-arm" : "ssh");
cb = d->cb;
d->cb = NULL;
if (NULL != cb)
d->cfg,
d,
(NULL == d->hostname)
- ? _("Failed to start `gnunet-service-arm' process.\n")
+ ? _("Failed to start `gnunet-arm' process.\n")
: _("Failed to start `ssh' process.\n"));
+ return;
}
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Started `%s', waiting for `%s' to be up.\n",
- "gnunet-service-arm", "gnunet-service-core");
+ "gnunet-arm", "gnunet-service-core");
#endif
d->phase = SP_START_ARMING;
- d->wait_runs = 0;
d->task
= GNUNET_SCHEDULER_add_delayed (d->sched,
GNUNET_CONSTANTS_EXEC_WAIT,
case SP_START_ARMING:
if (GNUNET_OK != GNUNET_OS_process_status (d->pid, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining(d->max_timeout).value == 0)
{
cb = d->cb;
d->cb = NULL;
d->cfg,
d,
(NULL == d->hostname)
- ? _("`gnunet-service-arm' does not seem to terminate.\n")
+ ? _("`gnunet-arm' does not seem to terminate.\n")
: _("`ssh' does not seem to terminate.\n"));
return;
}
}
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Successfully started `%s'.\n", "gnunet-service-arm");
+ "Successfully started `%s'.\n", "gnunet-arm");
#endif
d->phase = SP_START_CORE;
d->server = GNUNET_CORE_connect (d->sched,
ARM_START_WAIT,
d,
&testing_init,
- NULL, NULL, NULL,
+ NULL, NULL,
NULL, GNUNET_NO,
NULL, GNUNET_NO, no_handlers);
break;
case SP_START_DONE:
GNUNET_break (0);
break;
- case SP_CLEANUP:
+ case SP_SHUTDOWN_START:
/* confirm copying complete */
if (GNUNET_OK != GNUNET_OS_process_status (d->pid, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining(d->max_timeout).value == 0)
{
d->dead_cb (d->dead_cb_cls,
- _("`ssh' does not seem to terminate.\n"));
+ _("either `gnunet-arm' or `ssh' does not seem to terminate.\n"));
+ if (d->th != NULL)
+ {
+ GNUNET_TRANSPORT_get_hello_cancel(d->th, &process_hello, d);
+ GNUNET_TRANSPORT_disconnect(d->th);
+ d->th = NULL;
+ }
+ GNUNET_CONFIGURATION_destroy (d->cfg);
GNUNET_free (d->cfgfile);
+ GNUNET_free_non_null(d->hello);
GNUNET_free_non_null (d->hostname);
GNUNET_free_non_null (d->username);
+ GNUNET_free_non_null (d->shortname);
GNUNET_free (d);
return;
}
{
if (NULL != d->dead_cb)
d->dead_cb (d->dead_cb_cls,
- _("`ssh' did not complete cleanly.\n"));
+ _("shutdown (either `gnunet-arm' or `ssh') did not complete cleanly.\n"));
+ if (d->th != NULL)
+ {
+ GNUNET_TRANSPORT_get_hello_cancel(d->th, &process_hello, d);
+ GNUNET_TRANSPORT_disconnect(d->th);
+ d->th = NULL;
+ }
+ GNUNET_CONFIGURATION_destroy (d->cfg);
GNUNET_free (d->cfgfile);
+ GNUNET_free_non_null(d->hello);
GNUNET_free_non_null (d->hostname);
GNUNET_free_non_null (d->username);
+ GNUNET_free_non_null (d->shortname);
GNUNET_free (d);
return;
}
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer shutdown complete.\n");
#endif
- GNUNET_free (d->cfgfile);
- GNUNET_free_non_null (d->hostname);
- GNUNET_free_non_null (d->username);
+ if (d->th != NULL)
+ {
+ GNUNET_TRANSPORT_get_hello_cancel(d->th, &process_hello, d);
+ GNUNET_TRANSPORT_disconnect(d->th);
+ d->th = NULL;
+ }
+ /* state clean up and notifications */
+ if (d->churn == GNUNET_NO)
+ {
+ GNUNET_CONFIGURATION_destroy (d->cfg);
+ GNUNET_free (d->cfgfile);
+ GNUNET_free_non_null (d->hostname);
+ GNUNET_free_non_null (d->username);
+ }
+
+ GNUNET_free_non_null(d->hello);
+ d->hello = NULL;
+ GNUNET_free_non_null (d->shortname);
+ d->shortname = NULL;
if (NULL != d->dead_cb)
d->dead_cb (d->dead_cb_cls, NULL);
- GNUNET_free (d);
+
+ if (d->churn == GNUNET_NO)
+ GNUNET_free (d);
+
break;
case SP_CONFIG_UPDATE:
/* confirm copying complete */
if (GNUNET_OK != GNUNET_OS_process_status (d->pid, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining(d->max_timeout).value == 0) /* FIXME: config update should take timeout parameter! */
{
cb = d->cb;
d->cb = NULL;
}
}
+/**
+ * Continues GNUnet daemon startup when user wanted to be notified
+ * once a hostkey was generated (for creating friends files, blacklists,
+ * etc.).
+ *
+ * @param daemon the daemon to finish starting
+ */
+void
+GNUNET_TESTING_daemon_continue_startup(struct GNUNET_TESTING_Daemon *daemon)
+{
+ GNUNET_assert(daemon->phase == SP_HOSTKEY_CREATED);
+ daemon->phase = SP_TOPOLOGY_SETUP;
+}
+
+
+/**
+ * Start a peer that has previously been stopped using the daemon_stop
+ * call (and files weren't deleted and the allow restart flag)
+ *
+ * @param daemon the daemon to start (has been previously stopped)
+ * @param timeout how long to wait for restart
+ * @param cb the callback for notification when the peer is running
+ * @param cb_cls closure for the callback
+ */
+void
+GNUNET_TESTING_daemon_start_stopped (struct GNUNET_TESTING_Daemon *daemon,
+ struct GNUNET_TIME_Relative timeout,
+ GNUNET_TESTING_NotifyDaemonRunning cb,
+ void *cb_cls)
+{
+ if (daemon->running == GNUNET_YES)
+ {
+ cb(cb_cls, &daemon->id, daemon->cfg, daemon, "Daemon already running, can't restart!");
+ return;
+ }
+
+ daemon->cb = cb;
+ daemon->cb_cls = cb_cls;
+ daemon->phase = SP_TOPOLOGY_SETUP;
+ daemon->max_timeout = GNUNET_TIME_relative_to_absolute(timeout);
+
+ GNUNET_SCHEDULER_add_continuation (daemon->sched,
+ &start_fsm,
+ daemon,
+ GNUNET_SCHEDULER_REASON_PREREQ_DONE);
+}
/**
* Starts a GNUnet daemon. GNUnet must be installed on the target
* reachable via "ssh" (unless the hostname is "NULL") without the
* need to enter a password.
*
- * @param sched scheduler to use
+ * @param sched scheduler to use
* @param cfg configuration to use
+ * @param timeout how long to wait starting up peers
* @param hostname name of the machine where to run GNUnet
* (use NULL for localhost).
+ * @param hostkey_callback function to call once the hostkey has been
+ * generated for this peer, but it hasn't yet been started
+ * (NULL to start immediately, otherwise waits on GNUNET_TESTING_daemon_continue_start)
+ * @param hostkey_cls closure for hostkey callback
* @param cb function to call with the result
* @param cb_cls closure for cb
* @return handle to the daemon (actual start will be completed asynchronously)
struct GNUNET_TESTING_Daemon *
GNUNET_TESTING_daemon_start (struct GNUNET_SCHEDULER_Handle *sched,
const struct GNUNET_CONFIGURATION_Handle *cfg,
+ struct GNUNET_TIME_Relative timeout,
const char *hostname,
+ GNUNET_TESTING_NotifyHostkeyCreated hostkey_callback,
+ void *hostkey_cls,
GNUNET_TESTING_NotifyDaemonRunning cb,
void *cb_cls)
{
GNUNET_free (ret);
return NULL;
}
+ ret->hostkey_callback = hostkey_callback;
+ ret->hostkey_cls = hostkey_cls;
ret->cb = cb;
ret->cb_cls = cb_cls;
+ ret->max_timeout = GNUNET_TIME_relative_to_absolute(timeout);
ret->cfg = GNUNET_CONFIGURATION_dup (cfg);
GNUNET_CONFIGURATION_set_value_string (ret->cfg,
"PATHS",
}
+/**
+ * Restart (stop and start) a GNUnet daemon.
+ *
+ * @param d the daemon that should be restarted
+ * @param cb function called once the daemon is (re)started
+ * @param cb_cls closure for cb
+ */
+void
+GNUNET_TESTING_daemon_restart (struct GNUNET_TESTING_Daemon *d,
+ GNUNET_TESTING_NotifyDaemonRunning cb, void *cb_cls)
+{
+ char *arg;
+ char *del_arg;
+
+ del_arg = NULL;
+ if (NULL != d->cb)
+ {
+ d->dead = GNUNET_YES;
+ return;
+ }
+
+ d->cb = cb;
+ d->cb_cls = cb_cls;
+
+ if (d->phase == SP_CONFIG_UPDATE)
+ {
+ GNUNET_SCHEDULER_cancel (d->sched, d->task);
+ d->phase = SP_START_DONE;
+ }
+ if (d->server != NULL)
+ {
+ GNUNET_CORE_disconnect (d->server);
+ d->server = NULL;
+ }
+
+ if (d->th != NULL)
+ {
+ GNUNET_TRANSPORT_get_hello_cancel(d->th, &process_hello, d);
+ GNUNET_TRANSPORT_disconnect(d->th);
+ d->th = NULL;
+ }
+ /* state clean up and notifications */
+ GNUNET_free_non_null(d->hello);
+
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ _("Terminating peer `%4s'\n"), GNUNET_i2s (&d->id));
+#endif
+
+ d->phase = SP_START_ARMING;
+
+ /* Check if this is a local or remote process */
+ if (NULL != d->hostname)
+ {
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Stopping gnunet-arm with config `%s' on host `%s'.\n", d->cfgfile, d->hostname);
+#endif
+
+ if (d->username != NULL)
+ GNUNET_asprintf (&arg, "%s@%s", d->username, d->hostname);
+ else
+ arg = GNUNET_strdup (d->hostname);
+
+ d->pid = GNUNET_OS_start_process (NULL, NULL, "ssh", "ssh",
+ arg, "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-e", "-r", NULL);
+ /* Use -r to restart arm and all services */
+
+ GNUNET_free (arg);
+ }
+ else
+ {
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Stopping gnunet-arm with config `%s' locally.\n", d->cfgfile);
+#endif
+ d->pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-arm",
+ "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-e", "-r", NULL);
+ }
+
+ GNUNET_free_non_null(del_arg);
+ d->task
+ = GNUNET_SCHEDULER_add_delayed (d->sched,
+ GNUNET_CONSTANTS_EXEC_WAIT,
+ &start_fsm, d);
+
+}
+
+
/**
* Stops a GNUnet daemon.
*
* @param d the daemon that should be stopped
+ * @param timeout how long to wait for process for shutdown to complete
* @param cb function called once the daemon was stopped
* @param cb_cls closure for cb
+ * @param delete_files GNUNET_YES to remove files, GNUNET_NO
+ * to leave them
+ * @param allow_restart GNUNET_YES to restart peer later (using this API)
+ * GNUNET_NO to kill off and clean up for good
*/
void
GNUNET_TESTING_daemon_stop (struct GNUNET_TESTING_Daemon *d,
- GNUNET_TESTING_NotifyCompletion cb, void *cb_cls)
+ struct GNUNET_TIME_Relative timeout,
+ GNUNET_TESTING_NotifyCompletion cb, void *cb_cls,
+ int delete_files, int allow_restart)
{
- struct GNUNET_CLIENT_Connection *cc;
- char *dst;
+ char *arg;
+ char *del_arg;
+ d->dead_cb = cb;
+ d->dead_cb_cls = cb_cls;
if (NULL != d->cb)
{
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ _("Setting d->dead on peer `%4s'\n"), GNUNET_i2s (&d->id));
+#endif
d->dead = GNUNET_YES;
- d->dead_cb = cb;
- d->dead_cb_cls = cb_cls;
return;
}
+
+ del_arg = NULL;
+ if (delete_files == GNUNET_YES)
+ {
+ GNUNET_asprintf(&del_arg, "-d");
+ }
+
if (d->phase == SP_CONFIG_UPDATE)
{
GNUNET_SCHEDULER_cancel (d->sched, d->task);
GNUNET_CORE_disconnect (d->server);
d->server = NULL;
}
- /* shutdown ARM process (will also terminate others) */
+ /* shutdown ARM process (will terminate others) */
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
_("Terminating peer `%4s'\n"), GNUNET_i2s (&d->id));
#endif
- cc = GNUNET_CLIENT_connect (d->sched, "arm", d->cfg);
- GNUNET_CLIENT_service_shutdown (cc);
- /* state clean up and notifications */
- if (0 != UNLINK (d->cfgfile))
- GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING,
- "unlink", d->cfgfile);
- if (d->hostname != NULL)
+ d->phase = SP_SHUTDOWN_START;
+ d->running = GNUNET_NO;
+
+ if (allow_restart == GNUNET_YES)
+ d->churn = GNUNET_YES;
+
+ if (d->th != NULL)
+ {
+ GNUNET_TRANSPORT_get_hello_cancel(d->th, &process_hello, d);
+ GNUNET_TRANSPORT_disconnect(d->th);
+ d->th = NULL;
+ }
+ /* Check if this is a local or remote process */
+ if (NULL != d->hostname)
{
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Removing configuration file on remote host `%s'.\n",
- d->hostname);
+ "Stopping gnunet-arm with config `%s' on host `%s'.\n", d->cfgfile, d->hostname);
#endif
- if (NULL != d->username)
- GNUNET_asprintf (&dst, "%s@%s", d->username, d->hostname);
+
+ if (d->username != NULL)
+ GNUNET_asprintf (&arg, "%s@%s", d->username, d->hostname);
else
- dst = GNUNET_strdup (d->hostname);
- d->pid = GNUNET_OS_start_process (NULL, NULL, "ssh",
- "ssh", dst, "rm", d->cfgfile, NULL);
- GNUNET_free (dst);
- if (-1 == d->pid)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _
- ("Could not start `%s' process to delete configuration file.\n"),
- "ssh");
- GNUNET_free (d->cfgfile);
- GNUNET_free_non_null (d->hostname);
- GNUNET_free_non_null (d->username);
- GNUNET_free (d);
- cb (cb_cls, _("Error cleaning up configuration file.\n"));
- return;
- }
- d->phase = SP_CLEANUP;
- d->dead_cb = cb;
- d->dead_cb_cls = cb_cls;
- d->task
- = GNUNET_SCHEDULER_add_delayed (d->sched,
- GNUNET_CONSTANTS_EXEC_WAIT,
- &start_fsm, d);
- return;
+ arg = GNUNET_strdup (d->hostname);
+
+ d->pid = GNUNET_OS_start_process (NULL, NULL, "ssh", "ssh",
+ arg, "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-e", "-q", del_arg, NULL);
+ /* Use -e to end arm, and -d to remove temp files */
+
+ GNUNET_free (arg);
}
- GNUNET_CONFIGURATION_destroy (d->cfg);
- GNUNET_free (d->cfgfile);
- GNUNET_free_non_null (d->hostname);
- GNUNET_free_non_null (d->username);
- GNUNET_free (d);
- if (NULL != cb)
- cb (cb_cls, NULL);
+ else
+ {
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Stopping gnunet-arm with config `%s' locally.\n", d->cfgfile);
+#endif
+ d->pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-arm",
+ "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-e", "-q", del_arg, NULL);
+ }
+
+ GNUNET_free_non_null(del_arg);
+ d->max_timeout = GNUNET_TIME_relative_to_absolute(timeout);
+ d->task
+ = GNUNET_SCHEDULER_add_now (d->sched,
+ &start_fsm, d);
}
*/
struct GNUNET_TESTING_Daemon *d2;
- /**
- * Handle to core of second daemon (to check connect)
- */
- struct GNUNET_CORE_Handle * d2core;
-
- /**
- * Transport handle to the first daemon.
- */
- struct GNUNET_TRANSPORT_Handle *d1th;
-
/**
* Transport handle to the second daemon.
*/
*/
void *cb_cls;
- /**
- * Transmit handle for our request for transmission
- * (as given to d2 asking to talk to d1).
- */
- struct GNUNET_CORE_TransmitHandle *ntr;
-
/**
* When should this operation be complete (or we must trigger
* a timeout).
*/
struct GNUNET_TIME_Absolute timeout;
+ /**
+ * The relative timeout from whence this connect attempt was
+ * started. Allows for reconnect attempts.
+ */
+ struct GNUNET_TIME_Relative relative_timeout;
+
+ /**
+ * Maximum number of connect attempts, will retry connection
+ * this number of times on failures.
+ */
+ unsigned int max_connect_attempts;
+
/**
* Hello timeout task
*/
*/
struct GNUNET_TIME_Relative timeout_hello;
- /**
- * The current hello message we have (for d1)
- */
- struct GNUNET_MessageHeader *hello;
/**
- * Was the connection successful?
+ * Was the connection attempt successful?
*/
int connected;
};
-/**
- * Receive the HELLO from one peer, give it to the other
- * and ask them to connect.
- *
- * @param cls "struct ConnectContext"
- * @param message HELLO message of peer
- */
+/** Forward declaration **/
static void
-process_hello (void *cls, const struct GNUNET_MessageHeader *message)
-{
- struct ConnectContext *ctx = cls;
-
-#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received `%s' from transport service of `%4s'\n",
- "HELLO", GNUNET_i2s (&ctx->d1->id));
-#endif
-
- GNUNET_assert (message != NULL);
- GNUNET_free_non_null(ctx->hello);
- ctx->hello = GNUNET_malloc(ntohs(message->size));
- memcpy(ctx->hello, message, ntohs(message->size));
-
-}
+reattempt_daemons_connect(void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
/**
* Notify callback about success or failure of the attempt
* to connect the two peers
- *
+ *
* @param cls our "struct ConnectContext" (freed)
* @param tc reason tells us if we succeeded or failed
*/
const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct ConnectContext *ctx = cls;
+ struct GNUNET_TIME_Relative remaining;
- GNUNET_TRANSPORT_get_hello_cancel (ctx->d1th, &process_hello, ctx);
- GNUNET_SCHEDULER_cancel(ctx->d1->sched, ctx->hello_send_task);
+ ctx->timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ if (ctx->hello_send_task != GNUNET_SCHEDULER_NO_TASK)
+ {
+ GNUNET_SCHEDULER_cancel(ctx->d1->sched, ctx->hello_send_task);
+ ctx->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
+ }
+ if (tc->reason == GNUNET_SCHEDULER_REASON_SHUTDOWN)
+ {
+ if (ctx->d2th != NULL)
+ GNUNET_TRANSPORT_disconnect (ctx->d2th);
+ ctx->d2th = NULL;
+ if (ctx->d1core != NULL)
+ GNUNET_CORE_disconnect (ctx->d1core);
- if (ctx->cb != NULL)
+ ctx->d1core = NULL;
+ GNUNET_free (ctx);
+ return;
+ }
+
+ remaining = GNUNET_TIME_absolute_get_remaining(ctx->timeout);
+
+ if (ctx->connected == GNUNET_YES)
{
- if (ctx->connected == GNUNET_NO)
+ if (ctx->cb != NULL)
{
ctx->cb (ctx->cb_cls, &ctx->d1->id, &ctx->d2->id, ctx->d1->cfg,
- ctx->d2->cfg, ctx->d1, ctx->d2,
- _("Peers failed to connect"));
+ ctx->d2->cfg, ctx->d1, ctx->d2, NULL);
}
- else
+ }
+ else if (remaining.value > 0)
+ {
+ if (ctx->d1core != NULL)
+ {
+ GNUNET_CORE_disconnect(ctx->d1core);
+ ctx->d1core = NULL;
+ }
+
+ if (ctx->d2th != NULL)
+ {
+ GNUNET_TRANSPORT_disconnect(ctx->d2th);
+ ctx->d2th = NULL;
+ }
+ GNUNET_SCHEDULER_add_now(ctx->d1->sched, &reattempt_daemons_connect, ctx);
+ return;
+ }
+ else
+ {
+ if (ctx->cb != NULL)
{
ctx->cb (ctx->cb_cls, &ctx->d1->id, &ctx->d2->id, ctx->d1->cfg,
- ctx->d2->cfg, ctx->d1, ctx->d2, NULL);
- GNUNET_SCHEDULER_cancel(ctx->d1->sched, ctx->timeout_task);
+ ctx->d2->cfg, ctx->d1, ctx->d2,
+ _("Peers failed to connect"));
}
}
- ctx->ntr = NULL;
- GNUNET_TRANSPORT_disconnect (ctx->d1th);
- ctx->d1th = NULL;
GNUNET_TRANSPORT_disconnect (ctx->d2th);
ctx->d2th = NULL;
GNUNET_CORE_disconnect (ctx->d1core);
ctx->d1core = NULL;
-
GNUNET_free (ctx);
}
* Success, connection is up. Signal client our success.
*
* @param cls our "struct ConnectContext"
- * @param size number of bytes available in buf
- * @param buf where to copy the message, NULL on error
- * @return number of bytes copied to buf
+ * @param peer identity of the peer that has connected
+ * @param latency the round trip latency of the connection to this peer
+ * @param distance distance the transport level distance to this peer
+ *
*/
static void
connect_notify (void *cls, const struct GNUNET_PeerIdentity * peer, struct GNUNET_TIME_Relative latency,
{
struct ConnectContext *ctx = cls;
-#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Core notified us about connection to a peer\n");
-#endif
if (memcmp(&ctx->d2->id, peer, sizeof(struct GNUNET_PeerIdentity)) == 0)
{
-#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Core notified us about connection to peer %s\n", GNUNET_i2s(peer));
-#endif
- /*
- * If we disconnect here, then the hello may never get sent (if it was delayed!)
- * However I'm sure there was a reason it was here... so I'm just commenting.
- */
ctx->connected = GNUNET_YES;
- GNUNET_SCHEDULER_add_now (ctx->d1->sched,
- ¬ify_connect_result,
- ctx);
+ GNUNET_SCHEDULER_cancel(ctx->d1->sched, ctx->timeout_task);
+ ctx->timeout_task = GNUNET_SCHEDULER_add_now (ctx->d1->sched,
+ ¬ify_connect_result,
+ ctx);
}
}
{
struct ConnectContext *ctx = cls;
- if (ctx->hello != NULL)
+ ctx->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
+ if (tc->reason == GNUNET_SCHEDULER_REASON_SHUTDOWN)
+ return;
+ if (ctx->d1->hello != NULL)
{
- GNUNET_TRANSPORT_offer_hello (ctx->d2th, ctx->hello);
+ GNUNET_TRANSPORT_offer_hello (ctx->d2th, GNUNET_HELLO_get_header(ctx->d1->hello));
ctx->timeout_hello = GNUNET_TIME_relative_add(ctx->timeout_hello,
- GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS,
- 200));
+ GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS,
+ 500));
}
- ctx->hello_send_task = GNUNET_SCHEDULER_add_delayed(ctx->d1->sched,
- ctx->timeout_hello,
+ ctx->hello_send_task = GNUNET_SCHEDULER_add_delayed(ctx->d1->sched,
+ ctx->timeout_hello,
&send_hello, ctx);
}
-
-#if HIDDEN
-/*
- * Accessor function since we have hidden what GNUNET_TESTING_Daemon is
- *
- * FIXME: Either expose members or figure out a better way!
- */
-char *
-GNUNET_TESTING_daemon_get_shortname (struct GNUNET_TESTING_Daemon *d)
-{
- return d->shortname;
-}
-
-char *
-GNUNET_TESTING_daemon_get_hostname (struct GNUNET_TESTING_Daemon *d)
-{
- return d->hostname;
-}
-
-char *
-GNUNET_TESTING_daemon_get_username (struct GNUNET_TESTING_Daemon *d)
-{
- return d->username;
-}
-
-struct GNUNET_PeerIdentity *
-GNUNET_TESTING_daemon_get_peer (struct GNUNET_TESTING_Daemon *d)
-{
- return &d->id;
-}
-
-struct GNUNET_CONFIGURATION_Handle *
-GNUNET_TESTING_daemon_get_config (struct GNUNET_TESTING_Daemon *d)
-{
- return d->cfg;
-}
-#endif
-
-
/**
* Establish a connection between two GNUnet daemons.
*
* @param d2 handle for the second daemon
* @param timeout how long is the connection attempt
* allowed to take?
+ * @param max_connect_attempts how many times should we try to reconnect
+ * (within timeout)
* @param cb function to call at the end
* @param cb_cls closure for cb
*/
GNUNET_TESTING_daemons_connect (struct GNUNET_TESTING_Daemon *d1,
struct GNUNET_TESTING_Daemon *d2,
struct GNUNET_TIME_Relative timeout,
+ unsigned int max_connect_attempts,
GNUNET_TESTING_NotifyConnection cb,
void *cb_cls)
{
struct ConnectContext *ctx;
- static struct GNUNET_CORE_MessageHandler no_handlers[] = { {NULL, 0, 0} };
- if ((d1->server == NULL) || (d2->server == NULL))
+ if ((d1->running == GNUNET_NO) || (d2->running == GNUNET_NO))
{
if (NULL != cb)
cb (cb_cls, &d1->id, &d2->id, d1->cfg, d2->cfg, d1, d2,
ctx->d1 = d1;
ctx->d2 = d2;
ctx->timeout = GNUNET_TIME_relative_to_absolute (timeout);
+ ctx->timeout_hello = GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS, 500);
+ ctx->relative_timeout = timeout;
ctx->cb = cb;
ctx->cb_cls = cb_cls;
- ctx->timeout_hello = GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS, 400);
+ ctx->max_connect_attempts = max_connect_attempts;
ctx->connected = GNUNET_NO;
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Asked to connect peer %s to peer %s\n",
d1->shortname, d2->shortname);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Connecting to transport service of peer %s\n", d1->shortname);
#endif
ctx->d1core = GNUNET_CORE_connect (d1->sched,
timeout,
ctx,
NULL,
- NULL, &connect_notify, NULL,
+ &connect_notify, NULL,
NULL, GNUNET_NO,
NULL, GNUNET_NO, no_handlers);
if (ctx->d1core == NULL)
return;
}
- ctx->d1th = GNUNET_TRANSPORT_connect (d1->sched,
- d1->cfg, d1, NULL, NULL, NULL);
- if (ctx->d1th == NULL)
- {
- GNUNET_free (ctx);
- if (NULL != cb)
- cb (cb_cls, &d1->id, &d2->id, d1->cfg, d2->cfg, d1, d2,
- _("Failed to connect to transport service!\n"));
- return;
- }
-#if DEBUG_TESTING
+#if DEBUG_TESTING > 2
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Asked to connect peer %s to peer %s\n",
d1->shortname, d2->shortname);
d2->cfg, d2, NULL, NULL, NULL);
if (ctx->d2th == NULL)
{
- GNUNET_TRANSPORT_disconnect (ctx->d1th);
+ GNUNET_CORE_disconnect(ctx->d1core);
GNUNET_free (ctx);
if (NULL != cb)
cb (cb_cls, &d1->id, &d2->id, d1->cfg, d2->cfg, d1, d2,
return;
}
-#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Asking for HELLO from peer %s\n", GNUNET_i2s (&d1->id));
-#endif
-
ctx->timeout_task = GNUNET_SCHEDULER_add_delayed (d1->sched,
- timeout,
+ GNUNET_TIME_relative_divide(ctx->relative_timeout,
+ max_connect_attempts),
¬ify_connect_result, ctx);
- GNUNET_TRANSPORT_get_hello (ctx->d1th, &process_hello, ctx);
- ctx->hello_send_task = GNUNET_SCHEDULER_add_delayed(ctx->d1->sched, ctx->timeout_hello,
- &send_hello, ctx);
+ ctx->hello_send_task = GNUNET_SCHEDULER_add_now(ctx->d1->sched, &send_hello, ctx);
}
+static void
+reattempt_daemons_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+
+ struct ConnectContext *ctx = cls;
+ if (tc->reason == GNUNET_SCHEDULER_REASON_SHUTDOWN)
+ {
+ return;
+ }
+#if DEBUG_TESTING_RECONNECT
+ GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "re-attempting connect of peer %s to peer %s\n",
+ ctx->d1->shortname, ctx->d2->shortname);
+#endif
+
+ GNUNET_assert(ctx->d1core == NULL);
+
+ ctx->d1core = GNUNET_CORE_connect (ctx->d1->sched,
+ ctx->d1->cfg,
+ GNUNET_TIME_absolute_get_remaining(ctx->timeout),
+ ctx,
+ NULL,
+ &connect_notify, NULL,
+ NULL, GNUNET_NO,
+ NULL, GNUNET_NO, no_handlers);
+ if (ctx->d1core == NULL)
+ {
+ if (NULL != ctx->cb)
+ ctx->cb (ctx->cb_cls, &ctx->d1->id, &ctx->d2->id, ctx->d1->cfg, ctx->d2->cfg, ctx->d1, ctx->d2,
+ _("Failed to connect to core service of first peer!\n"));
+ GNUNET_free (ctx);
+ return;
+ }
+
+ ctx->d2th = GNUNET_TRANSPORT_connect (ctx->d2->sched,
+ ctx->d2->cfg, ctx->d2, NULL, NULL, NULL);
+ if (ctx->d2th == NULL)
+ {
+ GNUNET_CORE_disconnect(ctx->d1core);
+ GNUNET_free (ctx);
+ if (NULL != ctx->cb)
+ ctx->cb (ctx->cb_cls, &ctx->d1->id, &ctx->d2->id, ctx->d1->cfg, ctx->d2->cfg, ctx->d1, ctx->d2,
+ _("Failed to connect to transport service!\n"));
+ return;
+ }
+
+ ctx->timeout_task = GNUNET_SCHEDULER_add_delayed (ctx->d1->sched,
+ GNUNET_TIME_relative_divide(ctx->relative_timeout, ctx->max_connect_attempts),
+ ¬ify_connect_result, ctx);
+
+ ctx->hello_send_task = GNUNET_SCHEDULER_add_now(ctx->d1->sched, &send_hello, ctx);
+}
/* end of testing.c */