GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
* 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
-
-/**
- * Phases of starting GNUnet on a system.
- */
-enum StartPhase
-{
- /**
- * Copy the configuration file to the target system.
- */
- SP_COPYING,
-
- /**
- * Configuration file has been copied, start ARM on target system.
- */
- SP_COPIED,
-
- /**
- * ARM has been started, check that it has properly daemonized and
- * then try to connect to the CORE service (which should be
- * auto-started by ARM).
- */
- SP_START_ARMING,
-
- /**
- * We're waiting for CORE to start.
- */
- SP_START_CORE,
-
- /**
- * Core has notified us that we've established a connection to the service.
- * The main FSM halts here and waits to be moved to UPDATE or CLEANUP.
- */
- SP_START_DONE,
-
- /**
- * We've been asked to terminate the instance and are now waiting for
- * the remote command to delete the configuration file to complete.
- */
- SP_CLEANUP,
-
- /**
- * We've received a configuration update and are currently waiting for
- * the copy process for the update to complete. Once it is, we will
- * return to "SP_START_DONE" (and rely on ARM to restart all affected
- * services).
- */
- SP_CONFIG_UPDATE
-};
+#define MAX_EXEC_WAIT_RUNS 250
+static struct GNUNET_CORE_MessageHandler no_handlers[] = { {NULL, 0, 0} };
/**
- * Handle for a GNUnet daemon (technically a set of
- * daemons; the handle is really for the master ARM
- * daemon) started by the testing library.
+ * 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
*/
-struct GNUNET_TESTING_Daemon
+static void
+process_hello (void *cls, const struct GNUNET_MessageHeader *message)
{
- /**
- * Our scheduler.
- */
- struct GNUNET_SCHEDULER_Handle *sched;
-
- /**
- * Our configuration.
- */
- struct GNUNET_CONFIGURATION_Handle *cfg;
-
- /**
- * Host to run GNUnet on.
- */
- char *hostname;
-
- /* Result of GNUNET_i2s of this peer, for printing */
- char *shortname;
-
- /**
- * Username we are using.
- */
- char *username;
-
- /**
- * Name of the configuration file
- */
- char *cfgfile;
-
- /**
- * Function to call when the peer is running.
- */
- GNUNET_TESTING_NotifyDaemonRunning cb;
-
- /**
- * Closure for cb.
- */
- void *cb_cls;
-
- /**
- * Arguments from "daemon_stop" call.
- */
- GNUNET_TESTING_NotifyCompletion dead_cb;
+ struct GNUNET_TESTING_Daemon *daemon = cls;
+ int msize;
+ if (daemon == NULL)
+ return;
- /**
- * Closure for 'dead_cb'.
- */
- void *dead_cb_cls;
-
- /**
- * Arguments from "daemon_stop" call.
- */
- GNUNET_TESTING_NotifyCompletion update_cb;
-
- /**
- * Closure for 'update_cb'.
- */
- void *update_cb_cls;
-
- /**
- * Identity of this peer (once started).
- */
- struct GNUNET_PeerIdentity id;
-
- /**
- * Flag to indicate that we've already been asked
- * to terminate (but could not because some action
- * was still pending).
- */
- int dead;
-
- /**
- * PID of the process that we started last.
- */
- pid_t pid;
-
- /**
- * How many iterations have we been waiting for
- * the started process to complete?
- */
- unsigned int wait_runs;
+ if (daemon->server != NULL)
+ {
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received `%s' from transport service of `%4s', disconnecting core!\n",
+ "HELLO", GNUNET_i2s (&daemon->id));
+#endif
+ GNUNET_CORE_disconnect (daemon->server);
+ daemon->server = NULL;
+ }
- /**
- * In which phase are we during the start of
- * this process?
- */
- enum StartPhase phase;
+ GNUNET_assert (message != NULL);
+ msize = ntohs (message->size);
+ if (msize < 1)
+ {
+ return;
+ }
+ 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
- /**
- * ID of the current task.
- */
- GNUNET_SCHEDULER_TaskIdentifier task;
+ GNUNET_free_non_null (daemon->hello);
+ daemon->hello = GNUNET_malloc (msize);
+ memcpy (daemon->hello, message, msize);
- /**
- * Handle to the server.
- */
- struct GNUNET_CORE_Handle *server;
-};
+ 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;
- if (GNUNET_YES == d->dead)
- GNUNET_TESTING_daemon_stop (d, d->dead_cb, d->dead_cb_cls);
- else if (NULL != cb)
+ d->running = GNUNET_YES;
+
+ if (NULL != cb) /* FIXME: what happens when this callback calls GNUNET_TESTING_daemon_stop? */
cb (d->cb_cls, my_identity, d->cfg, d, NULL);
+
+ if (GNUNET_NO == d->running)
+ {
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Peer is dead (d->running == GNUNET_NO)\n");
+#endif
+ return;
+ }
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Successfully started peer `%4s', connecting to transport service.\n",
+ GNUNET_i2s (my_identity));
+#endif
+
+ d->th = GNUNET_TRANSPORT_connect (d->cfg, &d->id, 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;
+ }
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Connected to transport service `%s', getting HELLO\n",
+ GNUNET_i2s (my_identity));
+#endif
+
+ GNUNET_TRANSPORT_get_hello (d->th, &process_hello, d);
}
static void
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)
{
case SP_COPYING:
/* confirm copying complete */
- if (GNUNET_OK != GNUNET_OS_process_status (d->pid, &type, &code))
+ if (GNUNET_OK != GNUNET_OS_process_status (d->proc, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining (d->max_timeout).rel_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->task
- = GNUNET_SCHEDULER_add_delayed (d->sched,
- GNUNET_CONSTANTS_EXEC_WAIT,
+ = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT,
&start_fsm, d);
return;
}
d->phase = SP_COPIED;
/* fall-through */
case SP_COPIED:
+ /* Start create hostkey process */
+ d->pipe_stdout = GNUNET_DISK_pipe (GNUNET_NO, GNUNET_NO, GNUNET_YES);
+ 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->proc =
+ 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
+ if (d->ssh_port_str == NULL)
+ {
+ d->proc = GNUNET_OS_start_process (NULL, d->pipe_stdout, "ssh",
+ "ssh",
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ dst,
+ "gnunet-peerinfo",
+ "-c", d->cfgfile, "-sq",
+ NULL);
+ }
+ else
+ {
+ d->proc = GNUNET_OS_start_process (NULL, d->pipe_stdout, "ssh",
+ "ssh", "-p", d->ssh_port_str,
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ 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 (NULL == d->proc)
+ {
+ 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 (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 (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) GNUNET_OS_process_kill (d->proc, SIGKILL);
+ GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (d->proc));
+ GNUNET_OS_process_close (d->proc);
+ d->proc = NULL;
+ 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) GNUNET_OS_process_kill (d->proc, SIGKILL);
+ GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (d->proc));
+ GNUNET_OS_process_close (d->proc);
+ d->proc = NULL;
+#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).rel_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 (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 ("gnunet-service-arm",
- "gnunet-service-arm",
- "-c", d->cfgfile,
#if DEBUG_TESTING
- "-L", "DEBUG",
+ 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", NULL);
+ d->proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-arm",
+ "gnunet-arm", "-c", d->cfgfile,
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-s", "-q", NULL);
}
else
{
GNUNET_asprintf (&dst, "%s@%s", d->username, d->hostname);
else
dst = GNUNET_strdup (d->hostname);
- d->pid = GNUNET_OS_start_process ("ssh",
- "ssh",
- dst,
- "gnunet-service-arm",
- "-c", d->cfgfile, "-d", NULL);
+
+#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
+ if (d->ssh_port_str == NULL)
+ {
+ d->proc = GNUNET_OS_start_process (NULL, NULL, "ssh", "ssh",
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ dst, "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-s", "-q",
+ NULL);
+ }
+ else
+ {
+
+ d->proc = GNUNET_OS_start_process (NULL, NULL, "ssh",
+ "ssh", "-p", d->ssh_port_str,
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ dst, "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-s", "-q",
+ NULL);
+ }
GNUNET_free (dst);
}
- if (-1 == d->pid)
+ if (NULL == d->proc)
{
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,
+ = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT,
&start_fsm, d);
break;
case SP_START_ARMING:
- if (GNUNET_OK != GNUNET_OS_process_status (d->pid, &type, &code))
+ if (GNUNET_OK != GNUNET_OS_process_status (d->proc, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining (d->max_timeout).rel_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;
}
/* wait some more */
d->task
- = GNUNET_SCHEDULER_add_delayed (d->sched,
- GNUNET_CONSTANTS_EXEC_WAIT,
+ = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT,
&start_fsm, d);
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,
- d->cfg,
+ d->server = GNUNET_CORE_connect (d->cfg, 1,
+#if NO_MORE_TIMEOUT_FIXME
ARM_START_WAIT,
+#endif
d,
&testing_init,
NULL, NULL, NULL,
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))
+ if (GNUNET_OK != GNUNET_OS_process_status (d->proc, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining (d->max_timeout).rel_value ==
+ 0)
{
- d->dead_cb (d->dead_cb_cls,
- _("`ssh' does not seem to terminate.\n"));
+ if (NULL != d->dead_cb)
+ d->dead_cb (d->dead_cb_cls,
+ _
+ ("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;
}
/* wait some more */
d->task
- = GNUNET_SCHEDULER_add_delayed (d->sched,
- GNUNET_CONSTANTS_EXEC_WAIT,
+ = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT,
&start_fsm, 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;
+ }
+ if (d->server != NULL)
+ {
+ GNUNET_CORE_disconnect (d->server);
+ d->server = 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->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 */
+ 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))
+ if (GNUNET_OK != GNUNET_OS_process_status (d->proc, &type, &code))
{
- d->wait_runs++;
- if (d->wait_runs > MAX_EXEC_WAIT_RUNS)
+ if (GNUNET_TIME_absolute_get_remaining (d->max_timeout).rel_value == 0) /* FIXME: config update should take timeout parameter! */
{
cb = d->cb;
d->cb = NULL;
}
/* wait some more */
d->task
- = GNUNET_SCHEDULER_add_delayed (d->sched,
- GNUNET_CONSTANTS_EXEC_WAIT,
+ = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT,
&start_fsm, d);
return;
}
}
}
+/**
+ * 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;
+}
+
+/**
+ * Check whether the given daemon is running.
+ *
+ * @param daemon the daemon to check
+ *
+ * @return GNUNET_YES if the daemon is up, GNUNET_NO if the
+ * daemon is down, GNUNET_SYSERR on error.
+ */
+int
+GNUNET_TESTING_daemon_running (struct GNUNET_TESTING_Daemon *daemon)
+{
+ if (daemon == NULL)
+ return GNUNET_SYSERR;
+
+ if (daemon->running == GNUNET_YES)
+ return GNUNET_YES;
+ return GNUNET_NO;
+}
+
+
+/**
+ * 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 (&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 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 cb function to call with the result
+ * @param ssh_username ssh username to use when connecting to hostname
+ * @param sshport port to pass to ssh process when connecting to hostname
+ * @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 once peer is up, or failed to start
* @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,
+GNUNET_TESTING_daemon_start (const struct GNUNET_CONFIGURATION_Handle *cfg,
+ struct GNUNET_TIME_Relative timeout,
const char *hostname,
+ const char *ssh_username,
+ uint16_t sshport,
+ GNUNET_TESTING_NotifyHostkeyCreated
+ hostkey_callback, void *hostkey_cls,
GNUNET_TESTING_NotifyDaemonRunning cb,
void *cb_cls)
{
char *username;
ret = GNUNET_malloc (sizeof (struct GNUNET_TESTING_Daemon));
- ret->sched = sched;
ret->hostname = (hostname == NULL) ? NULL : GNUNET_strdup (hostname);
+ if (sshport != 0)
+ {
+ GNUNET_asprintf (&ret->ssh_port_str, "%d", sshport);
+ }
+ else
+ ret->ssh_port_str = NULL;
ret->cfgfile = GNUNET_DISK_mktemp ("gnunet-testing-config");
#if DEBUG_TESTING
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
#endif
if (NULL == ret->cfgfile)
{
+ GNUNET_free_non_null (ret->ssh_port_str);
GNUNET_free_non_null (ret->hostname);
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",
GNUNET_free (ret);
return NULL;
}
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_string (cfg,
- "TESTING",
- "USERNAME", &username))
+ if (ssh_username != NULL)
+ username = GNUNET_strdup (ssh_username);
+ if ((ssh_username == NULL) && (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_string (cfg,
+ "TESTING",
+ "USERNAME",
+ &username)))
{
if (NULL != getenv ("USER"))
username = GNUNET_strdup (getenv ("USER"));
GNUNET_asprintf (&arg, "%s@%s:%s", username, hostname, ret->cfgfile);
else
GNUNET_asprintf (&arg, "%s:%s", hostname, ret->cfgfile);
- ret->pid = GNUNET_OS_start_process ("scp",
- "scp", ret->cfgfile, arg, NULL);
+
+ if (ret->ssh_port_str == NULL)
+ {
+ ret->proc = GNUNET_OS_start_process (NULL, NULL, "scp", "scp",
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ ret->cfgfile, arg, NULL);
+ }
+ else
+ {
+ ret->proc = GNUNET_OS_start_process (NULL, NULL, "scp",
+ "scp", "-P", ret->ssh_port_str,
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ ret->cfgfile, arg, NULL);
+ }
+ GNUNET_free (arg);
+ if (NULL == ret->proc)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _
+ ("Could not start `%s' process to copy configuration file.\n"),
+ "scp");
+ if (0 != UNLINK (ret->cfgfile))
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING,
+ "unlink", ret->cfgfile);
+ GNUNET_CONFIGURATION_destroy (ret->cfg);
+ GNUNET_free_non_null (ret->hostname);
+ GNUNET_free_non_null (ret->username);
+ GNUNET_free (ret->cfgfile);
+ GNUNET_free (ret);
+ return NULL;
+ }
+ ret->task
+ = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT,
+ &start_fsm, ret);
+ return ret;
+ }
+#if DEBUG_TESTING
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "No need to copy configuration file since we are running locally.\n");
+#endif
+ ret->phase = SP_COPIED;
+ GNUNET_SCHEDULER_add_continuation (&start_fsm,
+ ret,
+ GNUNET_SCHEDULER_REASON_PREREQ_DONE);
+ return ret;
+}
+
+
+/**
+ * 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->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->proc = GNUNET_OS_start_process (NULL, NULL, "ssh", "ssh",
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ 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);
- if (-1 == ret->pid)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _
- ("Could not start `%s' process to copy configuration file.\n"),
- "scp");
- if (0 != UNLINK (ret->cfgfile))
- GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING,
- "unlink", ret->cfgfile);
- GNUNET_CONFIGURATION_destroy (ret->cfg);
- GNUNET_free_non_null (ret->hostname);
- GNUNET_free_non_null (ret->username);
- GNUNET_free (ret->cfgfile);
- GNUNET_free (ret);
- return NULL;
- }
- ret->task
- = GNUNET_SCHEDULER_add_delayed (sched,
- GNUNET_CONSTANTS_EXEC_WAIT,
- &start_fsm, ret);
- return ret;
}
+ else
+ {
#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "No need to copy configuration file since we are running locally.\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Stopping gnunet-arm with config `%s' locally.\n",
+ d->cfgfile);
#endif
- ret->phase = SP_COPIED;
- GNUNET_SCHEDULER_add_continuation (sched,
- &start_fsm,
- ret,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
- return ret;
+ d->proc = 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 (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;
}
+
+ if ((d->running == GNUNET_NO) && (d->churn == GNUNET_YES)) /* Peer has already been stopped in churn context! */
+ {
+ /* Free what was left from churning! */
+ GNUNET_assert (d->cfg != NULL);
+ GNUNET_CONFIGURATION_destroy (d->cfg);
+ if (delete_files == GNUNET_YES)
+ {
+ if (0 != UNLINK (d->cfgfile))
+ {
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "unlink");
+ }
+ }
+ GNUNET_free (d->cfgfile);
+ GNUNET_free_non_null (d->hostname);
+ GNUNET_free_non_null (d->username);
+ if (NULL != d->dead_cb)
+ d->dead_cb (d->dead_cb_cls, NULL);
+ GNUNET_free (d);
+ 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_SCHEDULER_cancel (d->task);
d->phase = SP_START_DONE;
}
+ /** Move this call to scheduled shutdown as fix for CORE_connect calling daemon_stop?
if (d->server != NULL)
{
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 ("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->proc = GNUNET_OS_start_process (NULL, NULL, "ssh", "ssh",
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ arg, "gnunet-arm",
+#if DEBUG_TESTING
+ "-L", "DEBUG",
+#endif
+ "-c", d->cfgfile, "-e", "-q",
+ del_arg, NULL);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Stopping gnunet-arm with command ssh %s gnunet-arm -c %s -e -q %s\n",
+ arg, "gnunet-arm", d->cfgfile, del_arg);
+ /* 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->proc = 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 (&start_fsm, d);
}
GNUNET_asprintf (&arg, "%s@%s:%s", d->username, d->hostname, d->cfgfile);
else
GNUNET_asprintf (&arg, "%s:%s", d->hostname, d->cfgfile);
- d->pid = GNUNET_OS_start_process ("scp", "scp", d->cfgfile, arg, NULL);
+ d->proc = GNUNET_OS_start_process (NULL, NULL, "scp", "scp",
+#if !DEBUG_TESTING
+ "-q",
+#endif
+ d->cfgfile, arg, NULL);
GNUNET_free (arg);
- if (-1 == d->pid)
+ if (NULL == d->proc)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_
d->update_cb = cb;
d->update_cb_cls = cb_cls;
d->task
- = GNUNET_SCHEDULER_add_delayed (d->sched,
- GNUNET_CONSTANTS_EXEC_WAIT,
+ = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT,
&start_fsm, d);
}
*/
struct GNUNET_TESTING_Daemon *d1;
+ /**
+ * Handle to core of first daemon (to check connect)
+ */
+ struct GNUNET_CORE_Handle *d1core;
+
+ /**
+ * Have we actually connected to the core of the first daemon yet?
+ */
+ int d1core_ready;
+
/**
* Testing handle to the second daemon.
*/
struct GNUNET_TESTING_Daemon *d2;
/**
- * Transport handle to the first daemon.
+ * Handler for the request to core to connect to this peer.
*/
- struct GNUNET_TRANSPORT_Handle *d1th;
+ struct GNUNET_CORE_PeerRequestHandle *connect_request_handle;
/**
- * Transport handle to the second daemon.
+ * Transport handle to the first daemon (to offer the HELLO of the second daemon to).
*/
- struct GNUNET_TRANSPORT_Handle *d2th;
+ struct GNUNET_TRANSPORT_Handle *d1th;
/**
* Function to call once we are done (or have timed out).
void *cb_cls;
/**
- * Transmit handle for our request for transmission
- * (as given to d2 asking to talk to d1).
+ * 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
+ */
+ GNUNET_SCHEDULER_TaskIdentifier hello_send_task;
+
+ /**
+ * Connect timeout task
*/
- struct GNUNET_CORE_TransmitHandle *ntr;
+ GNUNET_SCHEDULER_TaskIdentifier timeout_task;
/**
* When should this operation be complete (or we must trigger
* a timeout).
*/
- struct GNUNET_TIME_Absolute timeout;
+ struct GNUNET_TIME_Relative timeout_hello;
+
+ /**
+ * Was the connection attempt successful?
+ */
+ int connected;
+ /**
+ * The distance between the two connected peers
+ */
+ uint32_t distance;
};
+/** Forward declaration **/
+static void
+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;
- if (ctx->cb != NULL)
+ ctx->timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ if (ctx->hello_send_task != GNUNET_SCHEDULER_NO_TASK)
{
- if ((tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT) != 0)
- 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"));
- else
- 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->hello_send_task);
+ ctx->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
+ }
+
+ if (ctx->connect_request_handle != NULL)
+ {
+ GNUNET_CORE_peer_request_connect_cancel (ctx->connect_request_handle);
+ ctx->connect_request_handle = NULL;
}
+ if (tc->reason == GNUNET_SCHEDULER_REASON_SHUTDOWN)
+ {
+ if (ctx->d1th != NULL)
+ GNUNET_TRANSPORT_disconnect (ctx->d1th);
+ ctx->d1th = NULL;
+ if (ctx->d1core != NULL)
+ GNUNET_CORE_disconnect (ctx->d1core);
+#if CONNECT_CORE2
+ if (ctx->d2core != NULL)
+ GNUNET_CORE_disconnect (ctx->d2core);
+ ctx->d2core = NULL;
+#endif
+ ctx->d1core = NULL;
+
+ GNUNET_free (ctx);
+ return;
+ }
+
+ remaining = GNUNET_TIME_absolute_get_remaining (ctx->timeout);
+
+ if (ctx->connected == GNUNET_YES)
+ {
+ if (ctx->cb != NULL)
+ {
+ ctx->cb (ctx->cb_cls,
+ &ctx->d1->id,
+ &ctx->d2->id,
+ ctx->distance,
+ ctx->d1->cfg, ctx->d2->cfg, ctx->d1, ctx->d2, NULL);
+ }
+ }
+ else if (remaining.rel_value > 0)
+ {
+ if (ctx->d1core != NULL)
+ {
+ GNUNET_CORE_disconnect (ctx->d1core);
+ ctx->d1core = NULL;
+ }
+ ctx->d1core_ready = GNUNET_NO;
+#if CONNECT_CORE2
+ if (ctx->d2core != NULL)
+ {
+ GNUNET_CORE_disconnect (ctx->d2core);
+ ctx->d2core = NULL;
+ }
+#endif
+
+ if (ctx->d1th != NULL)
+ {
+ GNUNET_TRANSPORT_disconnect (ctx->d1th);
+ ctx->d1th = NULL;
+ }
+ GNUNET_SCHEDULER_add_now (&reattempt_daemons_connect, ctx);
+ return;
+ }
+ else
+ {
+ if (ctx->cb != NULL)
+ {
+ ctx->cb (ctx->cb_cls, &ctx->d1->id, &ctx->d2->id, 0, ctx->d1->cfg,
+ ctx->d2->cfg, ctx->d1, ctx->d2,
+ _("Peers failed to connect"));
+ }
+ }
+
+ GNUNET_TRANSPORT_disconnect (ctx->d1th);
+ ctx->d1th = 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 atsi performance information
+ *
*/
-static size_t
-transmit_ready (void *cls, size_t size, void *buf)
+static void
+connect_notify (void *cls,
+ const struct GNUNET_PeerIdentity *peer,
+ const struct GNUNET_TRANSPORT_ATS_Information *atsi)
{
struct ConnectContext *ctx = cls;
-#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Core notified us about readiness to transmit message, connection must be up!\n");
-#endif
- ctx->ntr = NULL;
- GNUNET_TRANSPORT_disconnect (ctx->d1th);
- ctx->d1th = NULL;
- GNUNET_TRANSPORT_disconnect (ctx->d2th);
- ctx->d2th = NULL;
- GNUNET_SCHEDULER_add_continuation (ctx->d1->sched,
- ¬ify_connect_result,
- ctx,
- (buf == NULL) ?
- GNUNET_SCHEDULER_REASON_TIMEOUT :
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
- return 0;
+ if (memcmp (&ctx->d2->id, peer, sizeof (struct GNUNET_PeerIdentity)) == 0)
+ {
+ ctx->connected = GNUNET_YES;
+ ctx->distance = 0; /* FIXME: distance */
+ GNUNET_SCHEDULER_cancel (ctx->timeout_task);
+ ctx->timeout_task = GNUNET_SCHEDULER_add_now (¬ify_connect_result,
+ ctx);
+ }
}
-
-#if 0
+#if CONNECT_CORE2
+/**
+ * Success, connection is up. Signal client our success.
+ *
+ * @param cls our "struct ConnectContext"
+ * @param peer identity of the peer that has connected
+ * @param atsi performance information
+ *
+ */
static void
-timeout_hello_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+connect_notify_core2 (void *cls,
+ const struct GNUNET_PeerIdentity *peer,
+ const struct GNUNET_TRANSPORT_ATS_Information *atsi)
{
- GNUNET_TRANSPORT_get_hello_cancel (ctx->d1th, &process_hello, ctx);
- GNUNET_TRANSPORT_disconnect (ctx->d1th);
- GNUNET_TRANSPORT_disconnect (ctx->d2th);
- if (NULL != ctx->cb)
- ctx->cb (ctx->cb_cls, _("Failed to receive `HELLO' from peer\n"));
- GNUNET_free (ctx);
+ struct ConnectContext *ctx = cls;
+
+ if (memcmp (&ctx->d2->id, peer, sizeof (struct GNUNET_PeerIdentity)) == 0)
+ {
+ ctx->connected = GNUNET_YES;
+ ctx->distance = 0; /* FIXME: distance */
+ GNUNET_SCHEDULER_cancel (ctx->timeout_task);
+ ctx->timeout_task = GNUNET_SCHEDULER_add_now (¬ify_connect_result,
+ ctx);
+ }
+
}
#endif
-
/**
- * 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
+ * Task called once a core connect request has been transmitted.
+ *
+ * @param cls struct ConnectContext
+ * @param tc context information (why was this task triggered now)
*/
-static void
-process_hello (void *cls, const struct GNUNET_MessageHeader *message)
+void
+core_connect_request_cont (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct ConnectContext *ctx = cls;
- /* first of all, stop the notification stuff */
- GNUNET_TRANSPORT_get_hello_cancel (ctx->d1th, &process_hello, ctx);
+ if (tc->reason == GNUNET_SCHEDULER_REASON_PREREQ_DONE)
+ ctx->connect_request_handle = NULL;
+ return;
+}
+
+static void
+send_hello (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ struct ConnectContext *ctx = cls;
+ struct GNUNET_MessageHeader *hello;
+ ctx->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
+ if (tc->reason == GNUNET_SCHEDULER_REASON_SHUTDOWN)
+ return;
+ if ((ctx->d1core_ready == GNUNET_YES) && (ctx->d2->hello != NULL)
+ && (NULL != GNUNET_HELLO_get_header (ctx->d2->hello)))
+ {
+ hello = GNUNET_HELLO_get_header (ctx->d2->hello);
+ GNUNET_assert (hello != NULL);
+ GNUNET_TRANSPORT_offer_hello (ctx->d1th, hello);
+ GNUNET_assert (ctx->d1core != NULL);
+ ctx->connect_request_handle =
+ GNUNET_CORE_peer_request_connect (ctx->d1core,
+ GNUNET_TIME_relative_divide
+ (ctx->relative_timeout,
+ ctx->max_connect_attempts + 1),
+ &ctx->d2->id,
+ &core_connect_request_cont, ctx);
#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received `%s' from transport service of `%4s'\n",
- "HELLO", GNUNET_i2s (&ctx->d1->id));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending connect request to CORE of %s for peer %s\n",
+ GNUNET_i2s (&ctx->d1->id),
+ GNUNET_h2s (&ctx->d2->id.hashPubKey));
#endif
- GNUNET_assert (message != NULL);
- GNUNET_TRANSPORT_offer_hello (ctx->d2th, message);
- ctx->ntr
- = GNUNET_CORE_notify_transmit_ready (ctx->d2->server,
- 0,
- GNUNET_TIME_absolute_get_remaining
- (ctx->timeout), &ctx->d1->id,
- sizeof (struct GNUNET_MessageHeader),
- &transmit_ready, ctx);
+ ctx->timeout_hello =
+ GNUNET_TIME_relative_add (ctx->timeout_hello,
+ GNUNET_TIME_relative_multiply
+ (GNUNET_TIME_UNIT_MILLISECONDS, 500));
+ }
+ ctx->hello_send_task = GNUNET_SCHEDULER_add_delayed (ctx->timeout_hello,
+ &send_hello, ctx);
}
-/*
- * 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)
+void
+core_init_notify (void *cls,
+ struct GNUNET_CORE_Handle * server,
+ const struct GNUNET_PeerIdentity *
+ my_identity,
+ const struct
+ GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *
+ publicKey)
{
- return d->shortname;
+ struct ConnectContext *connect_ctx = cls;
+
+ connect_ctx->d1core_ready = GNUNET_YES;
}
/**
* @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;
- 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,
+ cb (cb_cls, &d1->id, &d2->id, 0, d1->cfg, d2->cfg, d1, d2,
_("Peers are not fully running yet, can not connect!\n"));
return;
}
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->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->d1th = GNUNET_TRANSPORT_connect (d1->sched,
- d1->cfg, d1, NULL, NULL, NULL);
- if (ctx->d1th == NULL)
+
+ /* FIXME: possible bug, core gets connected after peers are connected, thus the connect_notify function is never called (?) */
+ ctx->d1core = GNUNET_CORE_connect (d1->cfg, 1,
+ ctx,
+ &core_init_notify,
+ &connect_notify, NULL, NULL,
+ NULL, GNUNET_NO,
+ NULL, GNUNET_NO, no_handlers);
+ if (ctx->d1core == 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"));
+ cb (cb_cls, &d1->id, &d2->id, 0, d1->cfg, d2->cfg, d1, d2,
+ _("Failed to connect to core service of first peer!\n"));
return;
}
-#if DEBUG_TESTING
+
+#if CONNECT_CORE2
+ ctx->d2core = GNUNET_CORE_connect (d2->cfg, 1,
+#if NO_MORE_TIMEOUT_FIXME
+ timeout,
+#endif
+ ctx,
+ NULL,
+ NULL, NULL, NULL,
+ NULL, GNUNET_NO,
+ NULL, GNUNET_NO, no_handlers);
+ if (ctx->d2core == NULL)
+ {
+ GNUNET_free (ctx);
+ if (NULL != cb)
+ cb (cb_cls, &d1->id, &d2->id, 0, d1->cfg, d2->cfg, d1, d2,
+ _("Failed to connect to core service of second peer!\n"));
+ return;
+ }
+#endif
+
+#if DEBUG_TESTING > 2
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Asked to connect peer %s to peer %s\n",
d1->shortname, d2->shortname);
"Connecting to transport service of peer %s\n", d2->shortname);
#endif
- ctx->d2th = GNUNET_TRANSPORT_connect (d2->sched,
- d2->cfg, d2, NULL, NULL, NULL);
- if (ctx->d2th == NULL)
+
+ ctx->d1th = GNUNET_TRANSPORT_connect (d1->cfg,
+ &d1->id, d1, NULL, NULL, NULL);
+ if (ctx->d1th == 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,
+ cb (cb_cls, &d1->id, &d2->id, 0, d1->cfg, d2->cfg, d1, d2,
_("Failed to connect to transport service!\n"));
return;
}
-#if DEBUG_TESTING
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Asking for hello from peer %s\n", GNUNET_i2s (&d1->id));
-#endif
- /* FIXME: need to handle timeout: start timeout task
- as well here! (use 'timeout_hello_task') */
- GNUNET_TRANSPORT_get_hello (ctx->d1th, &process_hello, ctx);
+ ctx->timeout_task =
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_divide
+ (ctx->relative_timeout,
+ ctx->max_connect_attempts),
+ ¬ify_connect_result, ctx);
+
+ ctx->hello_send_task = GNUNET_SCHEDULER_add_now (&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_ready = GNUNET_NO;
+ ctx->d1core = GNUNET_CORE_connect (ctx->d1->cfg, 1,
+ ctx,
+ &core_init_notify,
+ &connect_notify, NULL, 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, 0, 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->d1th = GNUNET_TRANSPORT_connect (ctx->d1->cfg,
+ &ctx->d1->id,
+ ctx->d1, NULL, NULL, NULL);
+ if (ctx->d1th == NULL)
+ {
+ GNUNET_CORE_disconnect (ctx->d1core);
+ GNUNET_free (ctx);
+ if (NULL != ctx->cb)
+ ctx->cb (ctx->cb_cls, &ctx->d1->id, &ctx->d2->id, 0, 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 (GNUNET_TIME_relative_divide
+ (ctx->relative_timeout,
+ ctx->max_connect_attempts),
+ ¬ify_connect_result, ctx);
+
+ ctx->hello_send_task = GNUNET_SCHEDULER_add_now (&send_hello, ctx);
+}
/* end of testing.c */