/*
This file is part of GNUnet
- (C) 2008, 2009 Christian Grothoff (and other contributing authors)
+ (C) 2008, 2009, 2012 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
/**
* @file testing/testing.c
* @brief convenience API for writing testcases for GNUnet
- * Many testcases need to start and stop gnunetd,
+ * Many testcases need to start and stop a peer/service
* and this library is supposed to make that easier
* for TESTCASES. Normal programs should always
* use functions from gnunet_{util,arm}_lib.h. This API is
- * ONLY for writing testcases!
+ * ONLY for writing testcases (or internal use of the testbed).
* @author Christian Grothoff
*
*/
#include "platform.h"
-#include "gnunet_arm_service.h"
-#include "gnunet_core_service.h"
-#include "gnunet_constants.h"
+#include "gnunet_util_lib.h"
#include "gnunet_testing_lib.h"
-#include "gnunet_transport_service.h"
-#include "gnunet_hello_lib.h"
-#define DEBUG_TESTING GNUNET_EXTRA_LOGGING
+#define LOG(kind,...) \
+ GNUNET_log_from (kind, "testing-api", __VA_ARGS__)
-#define DEBUG_TESTING_RECONNECT GNUNET_EXTRA_LOGGING
/**
- * Hack to deal with initial HELLO's being often devoid of addresses.
- * This hack causes 'process_hello' to ignore HELLOs without addresses.
- * The correct implementation would continue with 'process_hello' until
- * the connection could be established...
+ * We need pipe control only on WINDOWS
*/
-#define EMPTY_HACK GNUNET_YES
+#if WINDOWS
+#define PIPE_CONTROL GNUNET_YES
+#else
+#define PIPE_CONTROL GNUNET_NO
+#endif
-/**
- * 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, 120)
/**
- * How many times are we willing to try to wait for "scp" or
- * "gnunet-service-arm" to complete (waitpid) before giving up?
+ * Lowest port used for GNUnet testing. Should be high enough to not
+ * conflict with other applications running on the hosts but be low
+ * enough to not conflict with client-ports (typically starting around
+ * 32k).
*/
-#define MAX_EXEC_WAIT_RUNS 250
-
-static struct GNUNET_CORE_MessageHandler no_handlers[] = { {NULL, 0, 0} };
-
-#if EMPTY_HACK
-static int
-test_address (void *cls, const struct GNUNET_HELLO_Address *address,
- struct GNUNET_TIME_Absolute expiration)
-{
- int *empty = cls;
-
- *empty = GNUNET_NO;
- return GNUNET_OK;
-}
-#endif
+#define LOW_PORT 12000
/**
- * Receive the HELLO from one peer, give it to the other
- * and ask them to connect.
- *
- * @param cls Closure (daemon whose hello is this).
- * @param message HELLO message of peer
+ * Highest port used for GNUnet testing. Should be low enough to not
+ * conflict with the port range for "local" ports (client apps; see
+ * /proc/sys/net/ipv4/ip_local_port_range on Linux for example).
*/
-static void
-process_hello (void *cls, const struct GNUNET_MessageHeader *message)
-{
- struct GNUNET_TESTING_Daemon *daemon = cls;
- int msize;
-
-#if EMPTY_HACK
- int empty;
-
- empty = GNUNET_YES;
- GNUNET_assert (message != NULL);
- GNUNET_HELLO_iterate_addresses ((const struct GNUNET_HELLO_Message *) message,
- GNUNET_NO, &test_address, &empty);
- if (GNUNET_YES == empty)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Skipping empty HELLO address of peer %s\n",
- GNUNET_i2s (&daemon->id));
- return;
- }
-#endif
- GNUNET_assert (daemon->phase == SP_GET_HELLO ||
- daemon->phase == SP_START_DONE);
- daemon->cb = NULL; // FIXME: why??? (see fsm:SP_START_CORE, notify_daemon_started)
- if (daemon->task != GNUNET_SCHEDULER_NO_TASK) /* Assertion here instead? */
- GNUNET_SCHEDULER_cancel (daemon->task);
-
- if (daemon->server != NULL)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received `%s' from transport service of `%4s', disconnecting core!\n",
- "HELLO", GNUNET_i2s (&daemon->id));
- GNUNET_CORE_disconnect (daemon->server);
- daemon->server = NULL;
- }
-
- msize = ntohs (message->size);
- if (msize < 1)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "HELLO message of peer %s is of size 0\n",
- GNUNET_i2s (&daemon->id));
- return;
- }
- if (daemon->ghh != NULL)
- {
- GNUNET_TRANSPORT_get_hello_cancel (daemon->ghh);
- daemon->ghh = NULL;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received `%s' from transport service of `%4s'\n", "HELLO",
- GNUNET_i2s (&daemon->id));
- GNUNET_free_non_null (daemon->hello);
- daemon->hello = GNUNET_malloc (msize);
- memcpy (daemon->hello, message, msize);
-
- if (daemon->th != NULL)
- {
- GNUNET_TRANSPORT_disconnect (daemon->th);
- daemon->th = NULL;
- }
- daemon->phase = SP_START_DONE;
-}
+#define HIGH_PORT 56000
/**
- * Notify of a peer being up and running. Scheduled as a task
- * so that variables which may need to be set are set before
- * the connect callback can set up new operations.
- * FIXME: what variables?????? where from????
- *
- * @param cls the testing daemon
- * @param tc task scheduler context
+ * Handle for a system on which GNUnet peers are executed;
+ * a system is used for reserving unique paths and ports.
*/
-static void
-notify_daemon_started (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+struct GNUNET_TESTING_System
{
- struct GNUNET_TESTING_Daemon *d = cls;
- GNUNET_TESTING_NotifyDaemonRunning cb;
+ /**
+ * Prefix (i.e. "/tmp/gnunet-testing/") we prepend to each
+ * SERVICEHOME. */
+ char *tmppath;
- cb = d->cb;
- d->cb = NULL;
- if (NULL != cb)
- cb (d->cb_cls, &d->id, d->cfg, d, NULL);
-}
+ /**
+ * The trusted ip. Can either be a single ip address or a network address in
+ * CIDR notation.
+ */
+ char *trusted_ip;
+ /**
+ * our hostname
+ */
+ char *hostname;
-/**
- * Finite-state machine for starting GNUnet.
- *
- * @param cls our "struct GNUNET_TESTING_Daemon"
- * @param tc unused
- */
-static void
-start_fsm (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- struct GNUNET_TESTING_Daemon *d = cls;
- GNUNET_TESTING_NotifyDaemonRunning cb;
- enum GNUNET_OS_ProcessStatusType type;
- unsigned long code;
- char *dst;
- int bytes_read;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %s FSM is in phase %u.\n",
- GNUNET_i2s (&d->id), d->phase);
- d->task = GNUNET_SCHEDULER_NO_TASK;
- switch (d->phase)
- {
- case SP_COPYING:
- /* confirm copying complete */
- if (GNUNET_OK != GNUNET_OS_process_status (d->proc_arm_copying, &type, &code))
- {
- 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 (timeout copying config).\n"));
- return;
- }
- /* wait some more */
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- return;
- }
- if ((type != GNUNET_OS_PROCESS_EXITED) || (code != 0))
- {
- cb = d->cb;
- d->cb = NULL;
- if (NULL != cb)
- cb (d->cb_cls, NULL, d->cfg, d, _("`scp' did not complete cleanly.\n"));
- return;
- }
- GNUNET_OS_process_close (d->proc_arm_copying);
- d->proc_arm_copying = NULL;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Successfully copied configuration file.\n");
- d->phase = SP_COPIED;
- /* fall-through */
- case SP_COPIED:
- /* Start create hostkey process if we don't already know the peer identity! */
- if (GNUNET_NO == d->have_hostkey)
- {
- GNUNET_assert (NULL == d->proc_arm_peerinfo);
- d->pipe_stdout = GNUNET_DISK_pipe (GNUNET_NO, 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)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting `%s', with command `%s %s %s %s'.\n",
- "gnunet-peerinfo", "gnunet-peerinfo", "-c", d->cfgfile,
- "-sq");
- d->proc_arm_peerinfo =
- GNUNET_OS_start_process (GNUNET_YES, 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);
-
- 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");
- if (d->ssh_port_str == NULL)
- {
- d->proc_arm_peerinfo = GNUNET_OS_start_process (GNUNET_NO, NULL, d->pipe_stdout, "ssh", "ssh",
-#if !DEBUG_TESTING
- "-q",
-#endif
- dst, "gnunet-peerinfo", "-c",
- d->cfgfile, "-sq", NULL);
- }
- else
- {
- d->proc_arm_peerinfo =
- GNUNET_OS_start_process (GNUNET_NO, 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_arm_peerinfo)
- {
- 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;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Started `%s', waiting for hostkey.\n", "gnunet-peerinfo");
- 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);
- }
- else /* Already have a hostkey! */
- {
- if (d->hostkey_callback != NULL)
- {
- d->hostkey_callback (d->hostkey_cls, &d->id, d, NULL);
- d->hostkey_callback = NULL;
- d->phase = SP_HOSTKEY_CREATED;
- }
- else
- d->phase = SP_TOPOLOGY_SETUP;
+ /**
+ * Hostkeys data, contains "GNUNET_TESTING_HOSTKEYFILESIZE * total_hostkeys" bytes.
+ */
+ char *hostkeys_data;
- /* wait some more */
- d->task = GNUNET_SCHEDULER_add_now (&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';
+ /**
+ * memory map for 'hostkeys_data'.
+ */
+ struct GNUNET_DISK_MapHandle *map;
- 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_arm_peerinfo, SIGKILL);
- GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (d->proc_arm_peerinfo));
- GNUNET_OS_process_close (d->proc_arm_peerinfo);
- d->proc_arm_peerinfo = NULL;
- if (NULL != cb)
- cb (d->cb_cls, NULL, d->cfg, d, _("Failed to get hostkey!\n"));
- return;
- }
- d->shortname = GNUNET_strdup (GNUNET_i2s (&d->id));
- GNUNET_DISK_pipe_close (d->pipe_stdout);
- d->pipe_stdout = NULL;
- (void) GNUNET_OS_process_kill (d->proc_arm_peerinfo, SIGKILL);
- GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (d->proc_arm_peerinfo));
- GNUNET_OS_process_close (d->proc_arm_peerinfo);
- d->proc_arm_peerinfo = NULL;
- d->have_hostkey = GNUNET_YES;
- if (d->hostkey_callback != NULL)
- {
- d->hostkey_callback (d->hostkey_cls, &d->id, d, NULL);
- d->hostkey_callback = NULL;
- d->phase = SP_HOSTKEY_CREATED;
- }
- else
- {
- d->phase = SP_TOPOLOGY_SETUP;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully got hostkey!\n");
- /* 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;
- }
+ /**
+ * File descriptor for the map.
+ */
+ struct GNUNET_DISK_FileHandle *map_fd;
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- break;
- case SP_TOPOLOGY_SETUP: /* Indicates topology setup has completed! */
- /* start GNUnet on remote host */
- fprintf (stderr, "Starting\n");
- if (NULL == d->hostname)
- {
- 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");
- d->proc_arm_start =
- GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-arm", "gnunet-arm", "-c",
- d->cfgfile,
- "-L", "DEBUG",
- "-s", "-q", "-T",
- GNUNET_TIME_relative_to_string
- (GNUNET_TIME_absolute_get_remaining
- (d->max_timeout)), NULL);
- }
- else
- {
- if (d->username != NULL)
- GNUNET_asprintf (&dst, "%s@%s", d->username, d->hostname);
- else
- dst = GNUNET_strdup (d->hostname);
-
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "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");
- if (d->ssh_port_str == NULL)
- {
- d->proc_arm_start = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "ssh", "ssh",
-#if !DEBUG_TESTING
- "-q",
-#endif
- dst, "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-s", "-q", "-T",
- GNUNET_TIME_relative_to_string
- (GNUNET_TIME_absolute_get_remaining
- (d->max_timeout)), NULL);
- }
- else
- {
+ /**
+ * Bitmap where each TCP port that has already been reserved for
+ * some GNUnet peer is recorded. Note that we additionally need to
+ * test if a port is already in use by non-GNUnet components before
+ * assigning it to a peer/service. If we detect that a port is
+ * already in use, we also mark it in this bitmap. So all the bits
+ * that are zero merely indicate ports that MIGHT be available for
+ * peers.
+ */
+ uint32_t reserved_tcp_ports[65536 / 32];
- d->proc_arm_start =
- GNUNET_OS_start_process (GNUNET_NO, 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", "-T",
- GNUNET_TIME_relative_to_string
- (GNUNET_TIME_absolute_get_remaining
- (d->max_timeout)), NULL);
- }
- GNUNET_free (dst);
- }
- if (NULL == d->proc_arm_start)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Could not start `%s' process to start GNUnet.\n"),
- (NULL == d->hostname) ? "gnunet-arm" : "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-arm' process.\n") :
- _("Failed to start `ssh' process.\n"));
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Started `%s', waiting for `%s' to be up.\n", "gnunet-arm",
- "gnunet-service-core");
- d->phase = SP_START_ARMING;
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- break;
- case SP_START_ARMING:
- if (GNUNET_OK != GNUNET_OS_process_status (d->proc_arm_start, &type, &code))
- {
- 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,
- (NULL ==
- d->hostname) ? _("`gnunet-arm' does not seem to terminate.\n") :
- _("`ssh' does not seem to terminate.\n"));
- if (d->cfg != NULL)
- {
- GNUNET_CONFIGURATION_destroy (d->cfg);
- d->cfg = NULL;
- }
- if (d->cfgfile != NULL)
- {
- GNUNET_free (d->cfgfile);
- d->cfgfile = NULL;
- }
- GNUNET_free_non_null (d->hostname);
- GNUNET_free_non_null (d->username);
- GNUNET_free (d->proc_arm_start);
- d->proc_arm_start = NULL;
- d->hostname = NULL; // Quick hack to avoid crashing (testing need to be
- d->cfg = NULL; // overhauled anyway, and the error managing is
- // GNUNET_free (d); // FIXME (could this leak)
- // pretty broken anyway.
- return;
- }
- /* wait some more */
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully started `%s'.\n",
- "gnunet-arm");
- GNUNET_free (d->proc_arm_start);
- d->proc_arm_start = NULL;
- d->phase = SP_START_CORE;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Calling CORE_connect\n");
- /* Fall through */
- case SP_START_CORE:
- if (d->server != NULL)
- GNUNET_CORE_disconnect (d->server);
-
- 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;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Connected to transport service `%s', getting HELLO\n",
- GNUNET_i2s (&d->id));
- d->ghh = GNUNET_TRANSPORT_get_hello (d->th, &process_hello, d);
- /* FIXME: store task ID somewhere! */
- GNUNET_SCHEDULER_add_now (¬ify_daemon_started, d);
- /*cb = d->cb;
- * d->cb = NULL;
- * if (NULL != cb)
- * cb (d->cb_cls, &d->id, d->cfg, d, NULL); */
- d->running = GNUNET_YES;
- d->phase = SP_GET_HELLO;
- break;
- case SP_GET_HELLO:
- if (GNUNET_TIME_absolute_get_remaining (d->max_timeout).rel_value == 0)
- {
- if (d->server != NULL)
- GNUNET_CORE_disconnect (d->server);
- if (d->th != NULL)
- GNUNET_TRANSPORT_disconnect (d->th);
- cb = d->cb;
- d->cb = NULL;
- if (NULL != cb)
- cb (d->cb_cls, NULL, d->cfg, d, _("Unable to get HELLO for peer!\n"));
- GNUNET_CONFIGURATION_destroy (d->cfg);
- GNUNET_free (d->cfgfile);
- GNUNET_free_non_null (d->hostname);
- GNUNET_free_non_null (d->username);
- GNUNET_free (d);
- return;
- }
- if (d->hello != NULL)
- return;
- GNUNET_assert (d->task == GNUNET_SCHEDULER_NO_TASK);
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
- (GNUNET_CONSTANTS_SERVICE_RETRY, 2),
- &start_fsm, d);
- break;
- case SP_START_DONE:
- GNUNET_break (0);
- break;
- case SP_SERVICE_START:
- /* confirm gnunet-arm exited */
- if (GNUNET_OK != GNUNET_OS_process_status (d->proc_arm_srv_start, &type, &code))
- {
- 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,
- (NULL ==
- d->hostname) ? _("`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 (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- return;
- }
-#if EXTRA_CHECKS
- if ((type != GNUNET_OS_PROCESS_EXITED) || (code != 0))
- {
- cb = d->cb;
- d->cb = NULL;
- if (NULL != cb)
- cb (d->cb_cls, NULL, d->cfg, d,
- (NULL ==
- d->hostname) ?
- _
- ("`gnunet-arm' terminated with non-zero exit status (or timed out)!\n")
- : _("`ssh' does not seem to terminate.\n"));
- return;
- }
-#endif
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Service startup complete!\n");
- cb = d->cb;
- d->cb = NULL;
- d->phase = SP_START_DONE;
- if (NULL != cb)
- cb (d->cb_cls, &d->id, d->cfg, d, NULL);
- break;
- case SP_SERVICE_SHUTDOWN_START:
- /* confirm copying complete */
- if (GNUNET_OK != GNUNET_OS_process_status (d->proc_arm_srv_stop, &type, &code))
- {
- if (GNUNET_TIME_absolute_get_remaining (d->max_timeout).rel_value == 0)
- {
- if (NULL != d->dead_cb)
- d->dead_cb (d->dead_cb_cls,
- _
- ("either `gnunet-arm' or `ssh' does not seem to terminate.\n"));
- return;
- }
- /* wait some more */
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- return;
- }
-#if EXTRA_CHECKS
- if ((type != GNUNET_OS_PROCESS_EXITED) || (code != 0))
- {
- if (NULL != d->dead_cb)
- d->dead_cb (d->dead_cb_cls,
- _
- ("shutdown (either `gnunet-arm' or `ssh') did not complete cleanly.\n"));
- return;
- }
-#endif
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Service shutdown complete.\n");
- if (NULL != d->dead_cb)
- d->dead_cb (d->dead_cb_cls, NULL);
- break;
- case SP_SHUTDOWN_START:
- /* confirm copying complete !??? */
- if (GNUNET_OK != GNUNET_OS_process_status (d->proc_arm_stop, &type, &code))
- {
- if (GNUNET_TIME_absolute_get_remaining (d->max_timeout).rel_value == 0)
- {
- 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->ghh);
- d->ghh = NULL;
- GNUNET_TRANSPORT_disconnect (d->th);
- d->th = NULL;
- }
- if (d->cfg != NULL)
- {
- GNUNET_CONFIGURATION_destroy (d->cfg);
- d->cfg = NULL;
- }
- if (d->cfgfile != NULL)
- {
- GNUNET_free (d->cfgfile);
- d->cfgfile = NULL;
- }
- 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_non_null (d->proc); // !? FIXME
- // d->proc_arm_stop = NULL;
- GNUNET_free (d);
- return;
- }
- /* wait some more */
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- return;
- }
- if ((type != GNUNET_OS_PROCESS_EXITED) || (code != 0))
- {
- if (NULL != d->dead_cb)
- d->dead_cb (d->dead_cb_cls,
- _
- ("shutdown (either `gnunet-arm' or `ssh') did not complete cleanly.\n"));
- if (d->th != NULL)
- {
- GNUNET_TRANSPORT_get_hello_cancel (d->ghh);
- d->ghh = NULL;
- 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);
- d->cfg = NULL;
- 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_non_null (d->proc); // !? FIXME!
- // d->proc = NULL; // !? FIXME!
- GNUNET_free (d);
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer shutdown complete.\n");
- if (d->server != NULL)
- {
- GNUNET_CORE_disconnect (d->server);
- d->server = NULL;
- }
+ /**
+ * Bitmap where each UDP port that has already been reserved for
+ * some GNUnet peer is recorded. Note that we additionally need to
+ * test if a port is already in use by non-GNUnet components before
+ * assigning it to a peer/service. If we detect that a port is
+ * already in use, we also mark it in this bitmap. So all the bits
+ * that are zero merely indicate ports that MIGHT be available for
+ * peers.
+ */
+ uint32_t reserved_udp_ports[65536 / 32];
- if (d->th != NULL)
- {
- GNUNET_TRANSPORT_get_hello_cancel (d->ghh);
- d->ghh = NULL;
- GNUNET_TRANSPORT_disconnect (d->th);
- d->th = NULL;
- }
+ /**
+ * Counter we use to make service home paths unique on this system;
+ * the full path consists of the tmppath and this number. Each
+ * UNIXPATH for a peer is also modified to include the respective
+ * path counter to ensure uniqueness. This field is incremented
+ * by one for each configured peer. Even if peers are destroyed,
+ * we never re-use path counters.
+ */
+ uint32_t path_counter;
- if (NULL != d->dead_cb)
- d->dead_cb (d->dead_cb_cls, NULL);
+ /**
+ * The number of hostkeys
+ */
+ uint32_t total_hostkeys;
- /* state clean up and notifications */
- if (d->churn == GNUNET_NO)
- {
- GNUNET_CONFIGURATION_destroy (d->cfg);
- d->cfg = NULL;
- GNUNET_free (d->cfgfile);
- GNUNET_free_non_null (d->hostname);
- GNUNET_free_non_null (d->username);
- }
+ /**
+ * Lowest port we are allowed to use.
+ */
+ uint16_t lowport;
- GNUNET_free_non_null (d->hello);
- d->hello = NULL;
- GNUNET_free_non_null (d->shortname);
- // GNUNET_free_non_null (d->proc); // !? FIXME
- // d->proc = NULL; // !? FIXME!
- d->shortname = NULL;
- if (d->churn == GNUNET_NO)
- GNUNET_free (d);
-
- break;
- case SP_CONFIG_UPDATE:
- /* confirm copying complete */
- if (GNUNET_OK != GNUNET_OS_process_status (d->proc_arm_copying, &type, &code))
- {
- 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;
- if (NULL != cb)
- cb (d->cb_cls, NULL, d->cfg, d,
- _("`scp' does not seem to terminate.\n"));
- return;
- }
- /* wait some more */
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- d);
- return;
- }
- if ((type != GNUNET_OS_PROCESS_EXITED) || (code != 0))
- {
- if (NULL != d->update_cb)
- d->update_cb (d->update_cb_cls, _("`scp' did not complete cleanly.\n"));
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Successfully copied configuration file.\n");
- if (NULL != d->update_cb)
- d->update_cb (d->update_cb_cls, NULL);
- d->phase = SP_START_DONE;
- break;
- }
-}
+ /**
+ * Highest port we are allowed to use.
+ */
+ uint16_t highport;
+};
-/**
- * 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.
+ * Handle for a GNUnet peer controlled by testing.
*/
-int
-GNUNET_TESTING_test_daemon_running (struct GNUNET_TESTING_Daemon *daemon)
+struct GNUNET_TESTING_Peer
{
- if (daemon == NULL)
- return GNUNET_SYSERR;
+ /**
+ * The TESTING system associated with this peer
+ */
+ struct GNUNET_TESTING_System *system;
- if (daemon->running == GNUNET_YES)
- return GNUNET_YES;
- return GNUNET_NO;
-}
+ /**
+ * Path to the configuration file for this peer.
+ */
+ char *cfgfile;
+
+ /**
+ * Binary to be executed during 'GNUNET_TESTING_peer_start'.
+ * Typically 'gnunet-service-arm' (but can be set to a
+ * specific service by 'GNUNET_TESTING_service_run' if
+ * necessary).
+ */
+ char *main_binary;
+ char *args;
+
+ /**
+ * Handle to the running binary of the service, NULL if the
+ * peer/service is currently not running.
+ */
+ struct GNUNET_OS_Process *main_process;
+
+ /**
+ * The keynumber of this peer's hostkey
+ */
+ uint32_t key_number;
+};
/**
- * Starts a GNUnet daemon service which has been previously stopped.
+ * Testing includes a number of pre-created hostkeys for faster peer
+ * startup. This function loads such keys into memory from a file.
*
- * @param d the daemon for which the service should be started
- * @param service the name of the service to start
- * @param timeout how long to wait for process for shutdown to complete
- * @param cb function called once the service starts
- * @param cb_cls closure for cb
+ * @param system the testing system handle
+ * @return GNUNET_OK on success; GNUNET_SYSERR on error
*/
-void
-GNUNET_TESTING_daemon_start_stopped_service (struct GNUNET_TESTING_Daemon *d,
- char *service,
- struct GNUNET_TIME_Relative
- timeout,
- GNUNET_TESTING_NotifyDaemonRunning
- cb, void *cb_cls)
+static int
+hostkeys_load (struct GNUNET_TESTING_System *system)
{
- char *arg;
-
- d->cb = cb;
- d->cb_cls = cb_cls;
-
- GNUNET_assert (d->running == GNUNET_YES);
-
- if (d->phase == SP_CONFIG_UPDATE)
- {
- GNUNET_SCHEDULER_cancel (d->task);
- d->phase = SP_START_DONE;
+ uint64_t fs;
+ char *data_dir;
+ char *filename;
+
+ GNUNET_assert (NULL == system->hostkeys_data);
+ data_dir = GNUNET_OS_installation_get_path (GNUNET_OS_IPK_DATADIR);
+ GNUNET_asprintf (&filename, "%s/testing_hostkeys.ecc", data_dir);
+ GNUNET_free (data_dir);
+
+ if (GNUNET_YES != GNUNET_DISK_file_test (filename))
+ {
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ _("Hostkeys file not found: %s\n"), filename);
+ GNUNET_free (filename);
+ return GNUNET_SYSERR;
}
-
- if (d->churned_services == NULL)
+ /* Check hostkey file size, read entire thing into memory */
+ if (GNUNET_OK !=
+ GNUNET_DISK_file_size (filename, &fs, GNUNET_YES, GNUNET_YES))
+ fs = 0;
+ if (0 == fs)
{
- d->cb (d->cb_cls, &d->id, d->cfg, d,
- "No service has been churned off yet!!");
- return;
+ GNUNET_free (filename);
+ return GNUNET_SYSERR; /* File is empty */
}
- d->phase = SP_SERVICE_START;
- GNUNET_free (d->churned_services);
- d->churned_services = NULL;
- d->max_timeout = GNUNET_TIME_relative_to_absolute (timeout);
- /* Check if this is a local or remote process */
- if (NULL != d->hostname)
+ if (0 != (fs % GNUNET_TESTING_HOSTKEYFILESIZE))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting gnunet-arm with config `%s' on host `%s'.\n",
- d->cfgfile, d->hostname);
- if (d->username != NULL)
- GNUNET_asprintf (&arg, "%s@%s", d->username, d->hostname);
- else
- arg = GNUNET_strdup (d->hostname);
-
- d->proc_arm_srv_start = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "ssh", "ssh",
-#if !DEBUG_TESTING
- "-q",
-#endif
- arg, "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-i", service, "-q",
- "-T",
- GNUNET_TIME_relative_to_string (timeout),
- NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting gnunet-arm with command ssh %s gnunet-arm -c %s -i %s -q\n",
- arg, "gnunet-arm", d->cfgfile, service);
- GNUNET_free (arg);
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ _("Incorrect hostkey file format: %s\n"), filename);
+ GNUNET_free (filename);
+ return GNUNET_SYSERR;
}
- else
+ system->map_fd = GNUNET_DISK_file_open (filename, GNUNET_DISK_OPEN_READ,
+ GNUNET_DISK_PERM_NONE);
+ if (NULL == system->map_fd)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting gnunet-arm with config `%s' locally.\n", d->cfgfile);
- d->proc_arm_srv_start = GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-arm", "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-i", service, "-q",
- "-T",
- GNUNET_TIME_relative_to_string (timeout),
- NULL);
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR, "open", filename);
+ GNUNET_free (filename);
+ return GNUNET_SYSERR;
}
-
- d->max_timeout = GNUNET_TIME_relative_to_absolute (timeout);
- d->task = GNUNET_SCHEDULER_add_now (&start_fsm, d);
+ system->total_hostkeys = fs / GNUNET_TESTING_HOSTKEYFILESIZE;
+ system->hostkeys_data = GNUNET_DISK_file_map (system->map_fd,
+ &system->map,
+ GNUNET_DISK_MAP_TYPE_READ,
+ fs);
+ GNUNET_free (filename);
+ return GNUNET_OK;
}
-/**
- * Starts a GNUnet daemon's service.
- *
- * @param d the daemon for which the service should be started
- * @param service the name of the service to start
- * @param timeout how long to wait for process for startup
- * @param cb function called once gnunet-arm returns
- * @param cb_cls closure for cb
- */
-void
-GNUNET_TESTING_daemon_start_service (struct GNUNET_TESTING_Daemon *d,
- const char *service,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_TESTING_NotifyDaemonRunning cb,
- void *cb_cls)
-{
- char *arg;
-
- d->cb = cb;
- d->cb_cls = cb_cls;
-
- GNUNET_assert (service != NULL);
- GNUNET_assert (d->running == GNUNET_YES);
- GNUNET_assert (d->phase == SP_START_DONE);
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- _("Starting service %s for peer `%4s'\n"), service,
- GNUNET_i2s (&d->id));
- d->phase = SP_SERVICE_START;
- d->max_timeout = GNUNET_TIME_relative_to_absolute (timeout);
- /* Check if this is a local or remote process */
- if (NULL != d->hostname)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting gnunet-arm with config `%s' on host `%s'.\n",
- d->cfgfile, d->hostname);
- if (d->username != NULL)
- GNUNET_asprintf (&arg, "%s@%s", d->username, d->hostname);
- else
- arg = GNUNET_strdup (d->hostname);
-
- d->proc_arm_srv_start = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "ssh", "ssh",
-#if !DEBUG_TESTING
- "-q",
-#endif
- arg, "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-i", service, "-q",
- "-T",
- GNUNET_TIME_relative_to_string (timeout),
- NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting gnunet-arm with command ssh %s gnunet-arm -c %s -i %s -q -T %s\n",
- arg, "gnunet-arm", d->cfgfile, service,
- GNUNET_TIME_relative_to_string (timeout));
- GNUNET_free (arg);
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting gnunet-arm with config `%s' locally.\n", d->cfgfile);
- d->proc_arm_srv_start = GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-arm", "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-i", service, "-q",
- "-T",
- GNUNET_TIME_relative_to_string (timeout),
- NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting gnunet-arm with command %s -c %s -i %s -q -T %s\n",
- "gnunet-arm", d->cfgfile, service,
- GNUNET_TIME_relative_to_string (timeout));
- }
-
- d->max_timeout = GNUNET_TIME_relative_to_absolute (timeout);
- d->task = GNUNET_SCHEDULER_add_now (&start_fsm, d);
-}
/**
- * Start a peer that has previously been stopped using the daemon_stop
- * call (and files weren't deleted and the allow restart flag)
+ * Function to remove the loaded hostkeys
*
- * @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
+ * @param system the testing system handle
*/
-void
-GNUNET_TESTING_daemon_start_stopped (struct GNUNET_TESTING_Daemon *daemon,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_TESTING_NotifyDaemonRunning cb,
- void *cb_cls)
+static void
+hostkeys_unload (struct GNUNET_TESTING_System *system)
{
- 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);
- /* FIXME: why add_continuation? */
- GNUNET_SCHEDULER_add_continuation (&start_fsm, daemon,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
+ GNUNET_break (NULL != system->hostkeys_data);
+ system->hostkeys_data = NULL;
+ GNUNET_DISK_file_unmap (system->map);
+ system->map = NULL;
+ GNUNET_DISK_file_close (system->map_fd);
+ system->map_fd = NULL;
+ system->hostkeys_data = NULL;
+ system->total_hostkeys = 0;
}
+
/**
- * Starts a GNUnet daemon. GNUnet must be installed on the target
- * system and available in the PATH. The machine must furthermore be
- * reachable via "ssh" (unless the hostname is "NULL") without the
- * need to enter a password.
+ * Create a system handle. There must only be one system
+ * handle per operating system.
*
- * @param cfg configuration to use
- * @param timeout how long to wait starting up peers
- * @param pretend GNUNET_YES to set up files but not start peer GNUNET_NO
- * to really start the peer (default)
- * @param hostname name of the machine where to run GNUnet
- * (use NULL for localhost).
- * @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 pointer to a hostkey to be written to disk (instead of being generated)
- * @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)
+ * @param testdir only the directory name without any path. This is used for
+ * all service homes; the directory will be created in a temporary
+ * location depending on the underlying OS
+ * @param trusted_ip the ip address which will be set as TRUSTED HOST in all
+ * service configurations generated to allow control connections from
+ * this ip. This can either be a single ip address or a network address
+ * in CIDR notation.
+ * @param hostname the hostname of the system we are using for testing; NULL for
+ * localhost
+ * @param lowport lowest port number this system is allowed to allocate (inclusive)
+ * @param highport highest port number this system is allowed to allocate (exclusive)
+ * @return handle to this system, NULL on error
*/
-struct GNUNET_TESTING_Daemon *
-GNUNET_TESTING_daemon_start (const struct GNUNET_CONFIGURATION_Handle *cfg,
- struct GNUNET_TIME_Relative timeout, int pretend,
- const char *hostname, const char *ssh_username,
- uint16_t sshport, const char *hostkey,
- GNUNET_TESTING_NotifyHostkeyCreated
- hostkey_callback, void *hostkey_cls,
- GNUNET_TESTING_NotifyDaemonRunning cb,
- void *cb_cls)
+struct GNUNET_TESTING_System *
+GNUNET_TESTING_system_create_with_portrange (const char *testdir,
+ const char *trusted_ip,
+ const char *hostname,
+ uint16_t lowport,
+ uint16_t highport)
{
- struct GNUNET_TESTING_Daemon *ret;
- char *arg;
- char *username;
- char *servicehome;
- char *baseservicehome;
- char *slash;
- char *hostkeyfile;
- char *temp_file_name;
- struct GNUNET_DISK_FileHandle *fn;
- struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded public_key;
- struct GNUNET_CRYPTO_RsaPrivateKey *private_key;
-
- ret = GNUNET_malloc (sizeof (struct GNUNET_TESTING_Daemon));
- 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;
+ struct GNUNET_TESTING_System *system;
- /* Find service home and base service home directories, create it if it doesn't exist */
- GNUNET_assert (GNUNET_OK ==
- GNUNET_CONFIGURATION_get_value_string (cfg, "PATHS",
- "SERVICEHOME",
- &servicehome));
-
- GNUNET_assert (GNUNET_OK == GNUNET_DISK_directory_create (servicehome));
- GNUNET_asprintf (&temp_file_name, "%s/gnunet-testing-config", servicehome);
- ret->cfgfile = GNUNET_DISK_mktemp (temp_file_name);
- GNUNET_free (temp_file_name);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Setting up peer with configuration file `%s'.\n", ret->cfgfile);
- if (NULL == ret->cfgfile)
+ GNUNET_assert (NULL != testdir);
+ system = GNUNET_malloc (sizeof (struct GNUNET_TESTING_System));
+ system->tmppath = GNUNET_DISK_mkdtemp (testdir);
+ system->lowport = lowport;
+ system->highport = highport;
+ if (NULL == system->tmppath)
{
- GNUNET_free_non_null (ret->ssh_port_str);
- GNUNET_free_non_null (ret->hostname);
- GNUNET_free (ret);
+ GNUNET_free (system);
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", "DEFAULTCONFIG",
- ret->cfgfile);
-
- if (hostkey != NULL) /* Get the peer identity from the hostkey */
+ if (NULL != trusted_ip)
+ system->trusted_ip = GNUNET_strdup (trusted_ip);
+ if (NULL != hostname)
+ system->hostname = GNUNET_strdup (hostname);
+ if (GNUNET_OK != hostkeys_load (system))
{
- private_key = GNUNET_CRYPTO_rsa_decode_key (hostkey, HOSTKEYFILESIZE);
- GNUNET_assert (private_key != NULL);
- GNUNET_CRYPTO_rsa_key_get_public (private_key, &public_key);
- GNUNET_CRYPTO_hash (&public_key,
- sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
- &ret->id.hashPubKey);
- ret->shortname = GNUNET_strdup (GNUNET_i2s (&ret->id));
- ret->have_hostkey = GNUNET_YES;
- GNUNET_CRYPTO_rsa_key_free (private_key);
- }
-
- /* Write hostkey to file, if we were given one */
- hostkeyfile = NULL;
- if (hostkey != NULL)
- {
- GNUNET_asprintf (&hostkeyfile, "%s/.hostkey", servicehome);
- fn = GNUNET_DISK_file_open (hostkeyfile,
- GNUNET_DISK_OPEN_READWRITE |
- GNUNET_DISK_OPEN_CREATE,
- GNUNET_DISK_PERM_USER_READ |
- GNUNET_DISK_PERM_USER_WRITE);
- GNUNET_assert (fn != NULL);
- GNUNET_assert (HOSTKEYFILESIZE ==
- GNUNET_DISK_file_write (fn, hostkey, HOSTKEYFILESIZE));
- GNUNET_assert (GNUNET_OK == GNUNET_DISK_file_close (fn));
- }
-
- /* write configuration to temporary file */
- if (GNUNET_OK != GNUNET_CONFIGURATION_write (ret->cfg, ret->cfgfile))
- {
- 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 (ret->cfgfile);
- GNUNET_free (ret);
+ GNUNET_TESTING_system_destroy (system, GNUNET_YES);
return NULL;
}
- 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"));
- else
- username = NULL;
- }
- ret->username = username;
-
- if (GNUNET_NO == pretend) /* Copy files, enter finite state machine */
- {
- /* copy directory to remote host */
- if (NULL != hostname)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Copying configuration directory to host `%s'.\n", hostname);
- baseservicehome = GNUNET_strdup (servicehome);
- /* Remove trailing /'s */
- while (baseservicehome[strlen (baseservicehome) - 1] == '/')
- baseservicehome[strlen (baseservicehome) - 1] = '\0';
- /* Find next directory /, jump one ahead */
- slash = strrchr (baseservicehome, '/');
- if (slash != NULL)
- *(++slash) = '\0';
-
- ret->phase = SP_COPYING;
- if (NULL != username)
- GNUNET_asprintf (&arg, "%s@%s:%s", username, hostname, baseservicehome);
- else
- GNUNET_asprintf (&arg, "%s:%s", hostname, baseservicehome);
- GNUNET_free (baseservicehome);
- if (ret->ssh_port_str == NULL)
- {
- ret->proc_arm_copying = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "scp", "scp", "-r",
-#if !DEBUG_TESTING
- "-q",
-#endif
- servicehome, arg, NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "copying directory with command scp -r %s %s\n",
- servicehome, arg);
- }
- else
- {
- ret->proc_arm_copying =
- GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "scp", "scp", "-r", "-P",
- ret->ssh_port_str,
-#if !DEBUG_TESTING
- "-q",
-#endif
- servicehome, arg, NULL);
- }
- GNUNET_free (arg);
- if (NULL == ret->proc_arm_copying)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _
- ("Could not start `%s' process to copy configuration directory.\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);
- if ((hostkey != NULL) && (0 != UNLINK (hostkeyfile)))
- GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING, "unlink",
- hostkeyfile);
- GNUNET_free_non_null (hostkeyfile);
- GNUNET_assert (GNUNET_OK == GNUNET_DISK_directory_remove (servicehome));
- GNUNET_free (servicehome);
- return NULL;
- }
-
- ret->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm,
- ret);
- GNUNET_free_non_null (hostkeyfile);
- GNUNET_free (servicehome);
- return ret;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "No need to copy configuration file since we are running locally.\n");
- ret->phase = SP_COPIED;
- /* FIXME: why add_cont? */
- GNUNET_SCHEDULER_add_continuation (&start_fsm, ret,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
- }
- GNUNET_free_non_null (hostkeyfile);
- GNUNET_free (servicehome);
- return ret;
+ return system;
}
/**
- * Restart (stop and start) a GNUnet daemon.
+ * Create a system handle. There must only be one system handle per operating
+ * system. Uses a default range for allowed ports. Ports are still tested for
+ * availability.
*
- * @param d the daemon that should be restarted
- * @param cb function called once the daemon is (re)started
- * @param cb_cls closure for cb
+ * @param testdir only the directory name without any path. This is used for all
+ * service homes; the directory will be created in a temporary location
+ * depending on the underlying OS
+ * @param trusted_ip the ip address which will be set as TRUSTED HOST in all
+ * service configurations generated to allow control connections from
+ * this ip. This can either be a single ip address or a network address
+ * in CIDR notation.
+ * @param hostname the hostname of the system we are using for testing; NULL for
+ * localhost
+ * @return handle to this system, NULL on error
*/
-void
-GNUNET_TESTING_daemon_restart (struct GNUNET_TESTING_Daemon *d,
- GNUNET_TESTING_NotifyDaemonRunning cb,
- void *cb_cls)
+struct GNUNET_TESTING_System *
+GNUNET_TESTING_system_create (const char *testdir,
+ const char *trusted_ip,
+ const char *hostname)
{
- 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->ghh);
- d->ghh = NULL;
- GNUNET_TRANSPORT_disconnect (d->th);
- d->th = NULL;
- }
- /* state clean up and notifications */
- GNUNET_free_non_null (d->hello);
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, _("Terminating peer `%4s'\n"),
- GNUNET_i2s (&d->id));
- d->phase = SP_START_ARMING;
-
- /* Check if this is a local or remote process */
- fprintf (stderr, "Stopping\n");
- if (NULL != d->hostname)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Stopping gnunet-arm with config `%s' on host `%s'.\n",
- d->cfgfile, d->hostname);
- if (d->username != NULL)
- GNUNET_asprintf (&arg, "%s@%s", d->username, d->hostname);
- else
- arg = GNUNET_strdup (d->hostname);
-
- d->proc_arm_stop = GNUNET_OS_start_process (GNUNET_NO, 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);
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Stopping gnunet-arm with config `%s' locally.\n", d->cfgfile);
- d->proc_arm_stop = GNUNET_OS_start_process (GNUNET_YES, 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);
-
+ return GNUNET_TESTING_system_create_with_portrange (testdir,
+ trusted_ip,
+ hostname,
+ LOW_PORT,
+ HIGH_PORT);
}
/**
- * Stops a GNUnet daemon.
+ * Free system resources.
*
- * @param d the daemon that should be stopped
- * @param service the name of the service to stop
- * @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 system system to be freed
+ * @param remove_paths should the 'testdir' and all subdirectories
+ * be removed (clean up on shutdown)?
*/
void
-GNUNET_TESTING_daemon_stop_service (struct GNUNET_TESTING_Daemon *d,
- const char *service,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_TESTING_NotifyCompletion cb,
- void *cb_cls)
+GNUNET_TESTING_system_destroy (struct GNUNET_TESTING_System *system,
+ int remove_paths)
{
- char *arg;
-
- d->dead_cb = cb;
- d->dead_cb_cls = cb_cls;
-
- GNUNET_assert (d->running == GNUNET_YES);
-
- if (d->phase == SP_CONFIG_UPDATE)
- {
- GNUNET_SCHEDULER_cancel (d->task);
- d->phase = SP_START_DONE;
- }
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, _("Terminating peer `%4s'\n"),
- GNUNET_i2s (&d->id));
- if (d->churned_services != NULL)
- {
- d->dead_cb (d->dead_cb_cls, "A service has already been turned off!!");
- return;
- }
- d->phase = SP_SERVICE_SHUTDOWN_START;
- d->churned_services = GNUNET_strdup (service);
- d->max_timeout = GNUNET_TIME_relative_to_absolute (timeout);
- /* Check if this is a local or remote process */
- if (NULL != d->hostname)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Stopping gnunet-arm with config `%s' on host `%s'.\n",
- d->cfgfile, d->hostname);
- if (d->username != NULL)
- GNUNET_asprintf (&arg, "%s@%s", d->username, d->hostname);
- else
- arg = GNUNET_strdup (d->hostname);
-
- fprintf (stderr, "Stopping\n");
- d->proc_arm_srv_stop = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "ssh", "ssh",
-#if !DEBUG_TESTING
- "-q",
-#endif
- arg, "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-k", service, "-q",
- "-T",
- GNUNET_TIME_relative_to_string (timeout),
- NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Stopping gnunet-arm with command ssh %s gnunet-arm -c %s -k %s -q\n",
- arg, "gnunet-arm", d->cfgfile, service);
- GNUNET_free (arg);
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Stopping gnunet-arm with config `%s' locally.\n", d->cfgfile);
- d->proc_arm_srv_stop = GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-arm", "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-k", service, "-q",
- "-T",
- GNUNET_TIME_relative_to_string (timeout),
- NULL);
- }
-
- d->max_timeout = GNUNET_TIME_relative_to_absolute (timeout);
- d->task = GNUNET_SCHEDULER_add_now (&start_fsm, d);
+ if (NULL != system->hostkeys_data)
+ hostkeys_unload (system);
+ if (GNUNET_YES == remove_paths)
+ GNUNET_DISK_directory_remove (system->tmppath);
+ GNUNET_free (system->tmppath);
+ GNUNET_free_non_null (system->trusted_ip);
+ GNUNET_free_non_null (system->hostname);
+ GNUNET_free (system);
}
/**
- * Stops a GNUnet daemon.
+ * Reserve a TCP or UDP port for a peer.
*
- * @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
+ * @param system system to use for reservation tracking
+ * @param is_tcp GNUNET_YES for TCP ports, GNUNET_NO for UDP
+ * @return 0 if no free port was available
*/
-void
-GNUNET_TESTING_daemon_stop (struct GNUNET_TESTING_Daemon *d,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_TESTING_NotifyCompletion cb, void *cb_cls,
- int delete_files, int allow_restart)
+uint16_t
+GNUNET_TESTING_reserve_port (struct GNUNET_TESTING_System *system,
+ int is_tcp)
{
- char *arg;
- char *del_arg;
-
- d->dead_cb = cb;
- d->dead_cb_cls = cb_cls;
-
- if (NULL != d->cb)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, _("Setting d->dead on peer `%4s'\n"),
- GNUNET_i2s (&d->id));
- d->dead = GNUNET_YES;
- 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)
+ struct GNUNET_NETWORK_Handle *socket;
+ struct addrinfo hint;
+ struct addrinfo *ret;
+ struct addrinfo *ai;
+ uint32_t *port_buckets;
+ char *open_port_str;
+ int bind_status;
+ uint32_t xor_image;
+ uint16_t index;
+ uint16_t open_port;
+ uint16_t pos;
+
+ /*
+ FIXME: Instead of using getaddrinfo we should try to determine the port
+ status by the following heurestics.
+
+ On systems which support both IPv4 and IPv6, only ports open on both
+ address families are considered open.
+ On system with either IPv4 or IPv6. A port is considered open if it's
+ open in the respective address family
+ */
+ hint.ai_family = AF_UNSPEC; /* IPv4 and IPv6 */
+ hint.ai_socktype = (GNUNET_YES == is_tcp)? SOCK_STREAM : SOCK_DGRAM;
+ hint.ai_protocol = 0;
+ hint.ai_addrlen = 0;
+ hint.ai_addr = NULL;
+ hint.ai_canonname = NULL;
+ hint.ai_next = NULL;
+ hint.ai_flags = AI_PASSIVE | AI_NUMERICSERV; /* Wild card address */
+ port_buckets = (GNUNET_YES == is_tcp) ?
+ system->reserved_tcp_ports : system->reserved_udp_ports;
+ for (index = (system->lowport / 32) + 1; index < (system->highport / 32); index++)
+ {
+ xor_image = (UINT32_MAX ^ port_buckets[index]);
+ if (0 == xor_image) /* Ports in the bucket are full */
+ continue;
+ pos = system->lowport % 32;
+ while (pos < 32)
{
- if (0 != UNLINK (d->cfgfile))
+ if (0 == ((xor_image >> pos) & 1U))
{
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "unlink");
+ pos++;
+ continue;
}
+ open_port = (index * 32) + pos;
+ if (open_port >= system->highport)
+ return 0;
+ GNUNET_asprintf (&open_port_str, "%u", (unsigned int) open_port);
+ ret = NULL;
+ GNUNET_assert (0 == getaddrinfo (NULL, open_port_str, &hint, &ret));
+ GNUNET_free (open_port_str);
+ bind_status = GNUNET_NO;
+ for (ai = ret; NULL != ai; ai = ai->ai_next)
+ {
+ socket = GNUNET_NETWORK_socket_create (ai->ai_family,
+ (GNUNET_YES == is_tcp) ?
+ SOCK_STREAM : SOCK_DGRAM,
+ 0);
+ if (NULL == socket)
+ continue;
+ bind_status = GNUNET_NETWORK_socket_bind (socket,
+ ai->ai_addr,
+ ai->ai_addrlen);
+ GNUNET_NETWORK_socket_close (socket);
+ if (GNUNET_OK != bind_status)
+ break;
+ }
+ port_buckets[index] |= (1U << pos); /* Set the port bit */
+ freeaddrinfo (ret);
+ if (GNUNET_OK == bind_status)
+ {
+ LOG (GNUNET_ERROR_TYPE_DEBUG,
+ "Found a free port %u\n", (unsigned int) open_port);
+ return open_port;
+ }
+ pos++;
}
- 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->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 terminate others) */
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Terminating peer `%4s'\n" ,
- GNUNET_i2s (&d->id));
- 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->ghh);
- d->ghh = NULL;
- GNUNET_TRANSPORT_disconnect (d->th);
- d->th = NULL;
}
- /* Check if this is a local or remote process */
- fprintf (stderr, "Stopping\n");
- if (NULL != d->hostname)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Stopping gnunet-arm with config `%s' on host `%s'.\n",
- d->cfgfile, d->hostname);
- if (d->username != NULL)
- GNUNET_asprintf (&arg, "%s@%s", d->username, d->hostname);
- else
- arg = GNUNET_strdup (d->hostname);
-
- d->proc_arm_stop = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "ssh", "ssh",
-#if !DEBUG_TESTING
- "-q",
-#endif
- arg, "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-e", "-q", "-T",
- GNUNET_TIME_relative_to_string (timeout),
- 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);
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Stopping gnunet-arm with config `%s' locally.\n", d->cfgfile);
- d->proc_arm_stop = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "gnunet-arm", "gnunet-arm",
-#if DEBUG_TESTING
- "-L", "DEBUG",
-#endif
- "-c", d->cfgfile, "-e", "-q", "-T",
- GNUNET_TIME_relative_to_string (timeout),
- del_arg, NULL);
- GNUNET_assert (NULL != d->proc_arm_stop);
- }
-
- GNUNET_free_non_null (del_arg);
- d->max_timeout = GNUNET_TIME_relative_to_absolute (timeout);
- if (GNUNET_SCHEDULER_NO_TASK != d->task)
- GNUNET_SCHEDULER_cancel(d->task);
- d->task = GNUNET_SCHEDULER_add_now (&start_fsm, d);
+ return 0;
}
/**
- * Changes the configuration of a GNUnet daemon.
+ * Release reservation of a TCP or UDP port for a peer
+ * (used during GNUNET_TESTING_peer_destroy).
*
- * @param d the daemon that should be modified
- * @param cfg the new configuration for the daemon
- * @param cb function called once the configuration was changed
- * @param cb_cls closure for cb
+ * @param system system to use for reservation tracking
+ * @param is_tcp GNUNET_YES for TCP ports, GNUNET_NO for UDP
+ * @param port reserved port to release
*/
-void
-GNUNET_TESTING_daemon_reconfigure (struct GNUNET_TESTING_Daemon *d,
- struct GNUNET_CONFIGURATION_Handle *cfg,
- GNUNET_TESTING_NotifyCompletion cb,
- void *cb_cls)
-{
- char *arg;
-
- if (d->phase != SP_START_DONE)
- {
- if (NULL != cb)
- cb (cb_cls,
- _
- ("Peer not yet running, can not change configuration at this point."));
- return;
- }
-
- /* 1) write configuration to temporary file */
- if (GNUNET_OK != GNUNET_CONFIGURATION_write (cfg, d->cfgfile))
- {
- if (NULL != cb)
- cb (cb_cls, _("Failed to write new configuration to disk."));
- return;
- }
-
- /* 2) copy file to remote host (if necessary) */
- if (NULL == d->hostname)
- {
- /* signal success */
- if (NULL != cb)
- cb (cb_cls, NULL);
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Copying updated configuration file to remote host `%s'.\n",
- d->hostname);
- d->phase = SP_CONFIG_UPDATE;
- if (NULL != d->username)
- GNUNET_asprintf (&arg, "%s@%s:%s", d->username, d->hostname, d->cfgfile);
- else
- GNUNET_asprintf (&arg, "%s:%s", d->hostname, d->cfgfile);
- d->proc_arm_copying = GNUNET_OS_start_process (GNUNET_NO, NULL, NULL, "scp", "scp",
-#if !DEBUG_TESTING
- "-q",
-#endif
- d->cfgfile, arg, NULL);
- GNUNET_free (arg);
- if (NULL == d->proc_arm_copying)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Could not start `%s' process to copy configuration file.\n"),
- "scp");
- if (NULL != cb)
- cb (cb_cls, _("Failed to copy new configuration to remote machine."));
- d->phase = SP_START_DONE;
+void
+GNUNET_TESTING_release_port (struct GNUNET_TESTING_System *system,
+ int is_tcp,
+ uint16_t port)
+{
+ uint32_t *port_buckets;
+ uint16_t bucket;
+ uint16_t pos;
+
+ port_buckets = (GNUNET_YES == is_tcp) ?
+ system->reserved_tcp_ports : system->reserved_udp_ports;
+ bucket = port / 32;
+ pos = port % 32;
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "Releasing port %u\n", port);
+ if (0 == (port_buckets[bucket] & (1U << pos)))
+ {
+ GNUNET_break(0); /* Port was not reserved by us using reserve_port() */
return;
}
- d->update_cb = cb;
- d->update_cb_cls = cb_cls;
- d->task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_EXEC_WAIT, &start_fsm, d);
+ port_buckets[bucket] &= ~(1U << pos);
}
/**
- * Data kept for each pair of peers that we try
- * to connect.
+ * Reserve a SERVICEHOME path for a peer.
+ *
+ * @param system system to use for reservation tracking
+ * @return NULL on error, otherwise fresh unique path to use
+ * as the servicehome for the peer; must be freed by the caller
*/
-struct GNUNET_TESTING_ConnectContext
+// static
+char *
+reserve_path (struct GNUNET_TESTING_System *system)
{
- /**
- * Testing handle to the first daemon.
- */
- 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 (to offer the HELLO of the second daemon to).
- */
- struct GNUNET_TRANSPORT_Handle *d1th;
-
- /**
- * Function to call once we are done (or have timed out).
- */
- GNUNET_TESTING_NotifyConnection cb;
+ char *reserved_path;
- /**
- * Closure for "nb".
- */
- void *cb_cls;
-
- /**
- * The relative timeout from whence this connect attempt was
- * started. Allows for reconnect attempts.
- */
- struct GNUNET_TIME_Relative relative_timeout;
+ GNUNET_asprintf (&reserved_path,
+ "%s/%u", system->tmppath, system->path_counter++);
+ return reserved_path;
+}
- /**
- * Maximum number of connect attempts, will retry connection
- * this number of times on failures.
- */
- unsigned int connect_attempts;
- /**
- * Hello timeout task
- */
- GNUNET_SCHEDULER_TaskIdentifier hello_send_task;
+/**
+ * Testing includes a number of pre-created hostkeys for
+ * faster peer startup. This function can be used to
+ * access the n-th key of those pre-created hostkeys; note
+ * that these keys are ONLY useful for testing and not
+ * secure as the private keys are part of the public
+ * GNUnet source code.
+ *
+ * This is primarily a helper function used internally
+ * by 'GNUNET_TESTING_peer_configure'.
+ *
+ * @param system the testing system handle
+ * @param key_number desired pre-created hostkey to obtain
+ * @param id set to the peer's identity (hash of the public
+ * key; if NULL, GNUNET_SYSERR is returned immediately
+ * @return NULL on error (not enough keys)
+ */
+struct GNUNET_CRYPTO_EccPrivateKey *
+GNUNET_TESTING_hostkey_get (const struct GNUNET_TESTING_System *system,
+ uint32_t key_number,
+ struct GNUNET_PeerIdentity *id)
+{
+ struct GNUNET_CRYPTO_EccPrivateKey *private_key;
+ struct GNUNET_CRYPTO_EccPublicKeyBinaryEncoded public_key;
+
+ if ((NULL == id) || (NULL == system->hostkeys_data))
+ return NULL;
+ if (key_number >= system->total_hostkeys)
+ {
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ _("Key number %u does not exist\n"), key_number);
+ return NULL;
+ }
+ private_key = GNUNET_CRYPTO_ecc_decode_key (system->hostkeys_data +
+ (key_number *
+ GNUNET_TESTING_HOSTKEYFILESIZE),
+ GNUNET_TESTING_HOSTKEYFILESIZE);
+ if (NULL == private_key)
+ {
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ _("Error while decoding key %u\n"), key_number);
+ return NULL;
+ }
+ GNUNET_CRYPTO_ecc_key_get_public (private_key, &public_key);
+ GNUNET_CRYPTO_hash (&public_key,
+ sizeof (struct GNUNET_CRYPTO_EccPublicKeyBinaryEncoded),
+ &(id->hashPubKey));
+ return private_key;
+}
- /**
- * Connect timeout task
- */
- GNUNET_SCHEDULER_TaskIdentifier timeout_task;
+/**
+ * Structure for holding data to build new configurations from a configuration
+ * template
+ */
+struct UpdateContext
+{
/**
- * When should this operation be complete (or we must trigger
- * a timeout).
+ * The system for which we are building configurations
*/
- struct GNUNET_TIME_Relative timeout_hello;
-
+ struct GNUNET_TESTING_System *system;
+
/**
- * Was the connection attempt successful?
+ * The configuration we are building
*/
- int connected;
+ struct GNUNET_CONFIGURATION_Handle *cfg;
/**
- * When connecting, do we need to send the HELLO?
+ * The customized service home path for this peer
*/
- int send_hello;
+ char *service_home;
/**
- * The distance between the two connected peers
+ * build status - to signal error while building a configuration
*/
- uint32_t distance;
+ int status;
};
-/** 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
+ * Function to iterate over options. Copies
+ * the options to the target configuration,
+ * updating PORT values as needed.
*
- * @param cls our "struct GNUNET_TESTING_ConnectContext" (freed)
- * @param tc reason tells us if we succeeded or failed
+ * @param cls the UpdateContext
+ * @param section name of the section
+ * @param option name of the option
+ * @param value value of the option
*/
static void
-notify_connect_result (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+update_config (void *cls, const char *section, const char *option,
+ const char *value)
{
- struct GNUNET_TESTING_ConnectContext *ctx = cls;
-
- ctx->timeout_task = GNUNET_SCHEDULER_NO_TASK;
- if (ctx->hello_send_task != GNUNET_SCHEDULER_NO_TASK)
- {
- GNUNET_SCHEDULER_cancel (ctx->hello_send_task);
- ctx->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
- }
-
- if (ctx->d1th != NULL)
- GNUNET_TRANSPORT_disconnect (ctx->d1th);
- ctx->d1th = NULL;
- if (ctx->d1core != NULL)
- GNUNET_CORE_disconnect (ctx->d1core);
- ctx->d1core = NULL;
-
- if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
- {
- GNUNET_free (ctx);
+ struct UpdateContext *uc = cls;
+ unsigned int ival;
+ char cval[12];
+ char uval[128];
+ char *single_variable;
+ char *per_host_variable;
+ unsigned long long num_per_host;
+ uint16_t new_port;
+
+ if (GNUNET_OK != uc->status)
return;
- }
-
- if (ctx->connected == GNUNET_YES)
- {
- if (ctx->cb != NULL)
+ if (! ((0 == strcmp (option, "PORT"))
+ || (0 == strcmp (option, "UNIXPATH"))
+ || (0 == strcmp (option, "HOSTNAME"))))
+ return;
+ GNUNET_asprintf (&single_variable, "single_%s_per_host", section);
+ GNUNET_asprintf (&per_host_variable, "num_%s_per_host", section);
+ if ((0 == strcmp (option, "PORT")) && (1 == SSCANF (value, "%u", &ival)))
+ {
+ if ((ival != 0) &&
+ (GNUNET_YES !=
+ GNUNET_CONFIGURATION_get_value_yesno (uc->cfg, "testing",
+ single_variable)))
{
- ctx->cb (ctx->cb_cls, &ctx->d1->id, &ctx->d2->id, ctx->distance,
- ctx->d1->cfg, ctx->d2->cfg, ctx->d1, ctx->d2, NULL);
+ /* FIXME: What about UDP? */
+ new_port = GNUNET_TESTING_reserve_port (uc->system, GNUNET_YES);
+ if (0 == new_port)
+ {
+ uc->status = GNUNET_SYSERR;
+ GNUNET_free (single_variable);
+ GNUNET_free (per_host_variable);
+ return;
+ }
+ GNUNET_snprintf (cval, sizeof (cval), "%u", new_port);
+ value = cval;
+ }
+ else if ((ival != 0) &&
+ (GNUNET_YES ==
+ GNUNET_CONFIGURATION_get_value_yesno (uc->cfg, "testing",
+ single_variable)) &&
+ GNUNET_CONFIGURATION_get_value_number (uc->cfg, "testing",
+ per_host_variable,
+ &num_per_host))
+ {
+ /* GNUNET_snprintf (cval, sizeof (cval), "%u", */
+ /* ival + ctx->fdnum % num_per_host); */
+ /* value = cval; */
+ GNUNET_break (0); /* FIXME */
}
}
- else if (ctx->connect_attempts > 0)
- {
- ctx->d1core_ready = GNUNET_NO;
- ctx->timeout_task =
- GNUNET_SCHEDULER_add_now (&reattempt_daemons_connect, ctx);
- return;
- }
- else
+ if (0 == strcmp (option, "UNIXPATH"))
{
- if (ctx->cb != NULL)
+ if (GNUNET_YES !=
+ GNUNET_CONFIGURATION_get_value_yesno (uc->cfg, "testing",
+ single_variable))
+ {
+ GNUNET_snprintf (uval, sizeof (uval), "%s/%s.sock",
+ uc->service_home, section);
+ value = uval;
+ }
+ else if ((GNUNET_YES ==
+ GNUNET_CONFIGURATION_get_value_number (uc->cfg, "testing",
+ per_host_variable,
+ &num_per_host)) &&
+ (num_per_host > 0))
{
- 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_break(0); /* FIXME */
}
}
- GNUNET_free (ctx);
+ if (0 == strcmp (option, "HOSTNAME"))
+ {
+ value = (NULL == uc->system->hostname) ? "localhost" : uc->system->hostname;
+ }
+ GNUNET_free (single_variable);
+ GNUNET_free (per_host_variable);
+ GNUNET_CONFIGURATION_set_value_string (uc->cfg, section, option, value);
}
/**
- * Success, connection is up. Signal client our success.
- *
- * @param cls our "struct GNUNET_TESTING_ConnectContext"
- * @param peer identity of the peer that has connected
- * @param atsi performance information
- * @param atsi_count number of records in 'atsi'
+ * Section iterator to set ACCEPT_FROM/ACCEPT_FROM6 to include the address of
+ * 'trusted_hosts' in all sections
*
+ * @param cls the UpdateContext
+ * @param section name of the section
*/
static void
-connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
- const struct GNUNET_ATS_Information *atsi,
- unsigned int atsi_count)
+update_config_sections (void *cls,
+ const char *section)
{
- struct GNUNET_TESTING_ConnectContext *ctx = cls;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected peer %s to peer %s\n",
- ctx->d1->shortname, GNUNET_i2s (peer));
- if (0 != memcmp (&ctx->d2->id, peer, sizeof (struct GNUNET_PeerIdentity)))
- return;
- ctx->connected = GNUNET_YES;
- ctx->distance = 0; /* FIXME: distance */
- if (ctx->hello_send_task != GNUNET_SCHEDULER_NO_TASK)
+ struct UpdateContext *uc = cls;
+ char **ikeys;
+ char *val;
+ char *ptr;
+ char *orig_allowed_hosts;
+ char *allowed_hosts;
+ char *ACCEPT_FROM_key;
+ uint16_t ikeys_cnt;
+ uint16_t key;
+
+ ikeys_cnt = 0;
+ val = NULL;
+ if (GNUNET_YES == GNUNET_CONFIGURATION_have_value (uc->cfg, section,
+ "TESTING_IGNORE_KEYS"))
+ {
+ GNUNET_assert
+ (GNUNET_YES ==
+ GNUNET_CONFIGURATION_get_value_string (uc->cfg, section,
+ "TESTING_IGNORE_KEYS", &val));
+ ptr = val;
+ for (ikeys_cnt = 0; NULL != (ptr = strstr (ptr, ";")); ikeys_cnt++)
+ ptr++;
+ if (0 == ikeys_cnt)
+ GNUNET_break (0);
+ else
+ {
+ ikeys = GNUNET_malloc ((sizeof (char *)) * ikeys_cnt);
+ ptr = val;
+ for (key = 0; key < ikeys_cnt; key++)
+ {
+ ikeys[key] = ptr;
+ ptr = strstr (ptr, ";");
+ *ptr = '\0';
+ ptr++;
+ }
+ }
+ }
+ if (0 != ikeys_cnt)
{
- GNUNET_SCHEDULER_cancel (ctx->hello_send_task);
- ctx->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
+ for (key = 0; key < ikeys_cnt; key++)
+ {
+ if (NULL != strstr (ikeys[key], "ADVERTISED_PORT"))
+ break;
+ }
+ if ((key == ikeys_cnt) &&
+ (GNUNET_YES == GNUNET_CONFIGURATION_have_value (uc->cfg, section,
+ "ADVERTISED_PORT")))
+ {
+ if (GNUNET_OK ==
+ GNUNET_CONFIGURATION_get_value_string (uc->cfg, section, "PORT", &ptr))
+ {
+ GNUNET_CONFIGURATION_set_value_string (uc->cfg, section,
+ "ADVERTISED_PORT", ptr);
+ GNUNET_free (ptr);
+ }
+ }
+ for (key = 0; key < ikeys_cnt; key++)
+ {
+ if (NULL != strstr (ikeys[key], "ACCEPT_FROM"))
+ {
+ GNUNET_free (ikeys);
+ GNUNET_free (val);
+ return;
+ }
+ }
+ GNUNET_free (ikeys);
}
- GNUNET_SCHEDULER_cancel (ctx->timeout_task);
- ctx->timeout_task = GNUNET_SCHEDULER_add_now (¬ify_connect_result, ctx);
-}
-
-
-static void
-send_hello (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- struct GNUNET_TESTING_ConnectContext *ctx = cls;
- struct GNUNET_MessageHeader *hello;
-
- ctx->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
- if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
- return;
- if ((ctx->d1core_ready == GNUNET_YES) && (ctx->d2->hello != NULL) &&
- (NULL != GNUNET_HELLO_get_header (ctx->d2->hello)) &&
- (ctx->d1->phase == SP_START_DONE) && (ctx->d2->phase == SP_START_DONE))
+ GNUNET_free_non_null (val);
+ ACCEPT_FROM_key = "ACCEPT_FROM";
+ if ((NULL != uc->system->trusted_ip) &&
+ (NULL != strstr (uc->system->trusted_ip, ":"))) /* IPv6 in use */
+ ACCEPT_FROM_key = "ACCEPT_FROM6";
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_string (uc->cfg, section, ACCEPT_FROM_key,
+ &orig_allowed_hosts))
{
- hello = GNUNET_HELLO_get_header (ctx->d2->hello);
- GNUNET_assert (hello != NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Offering hello of %s to %s\n",
- ctx->d2->shortname, ctx->d1->shortname);
- GNUNET_TRANSPORT_offer_hello (ctx->d1th, hello, NULL, NULL);
- GNUNET_assert (ctx->d1core != NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Sending connect request to TRANSPORT of %s for peer %s\n",
- GNUNET_i2s (&ctx->d1->id),
- GNUNET_h2s (&ctx->d2->id.hashPubKey));
- GNUNET_TRANSPORT_try_connect (ctx->d1th, &ctx->d2->id);
- ctx->timeout_hello =
- GNUNET_TIME_relative_add (ctx->timeout_hello,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_MILLISECONDS, 500));
+ orig_allowed_hosts = GNUNET_strdup ("127.0.0.1;");
}
- ctx->hello_send_task =
- GNUNET_SCHEDULER_add_delayed (ctx->timeout_hello, &send_hello, ctx);
+ if (NULL == uc->system->trusted_ip)
+ allowed_hosts = GNUNET_strdup (orig_allowed_hosts);
+ else
+ GNUNET_asprintf (&allowed_hosts, "%s%s;", orig_allowed_hosts,
+ uc->system->trusted_ip);
+ GNUNET_free (orig_allowed_hosts);
+ GNUNET_CONFIGURATION_set_value_string (uc->cfg, section, ACCEPT_FROM_key,
+ allowed_hosts);
+ GNUNET_free (allowed_hosts);
}
+
/**
- * Notify of a successful connection to the core service.
+ * Create a new configuration using the given configuration as a template;
+ * ports and paths will be modified to select available ports on the local
+ * system. The default configuration will be available in PATHS section under
+ * the option DEFAULTCONFIG after the call. SERVICE_HOME is also set in PATHS
+ * section to the temporary directory specific to this configuration. If we run
+ * out of "*port" numbers, return SYSERR.
*
- * @param cls a ConnectContext
- * @param server handle to the core service
- * @param my_identity the peer identity of this peer
+ * This is primarily a helper function used internally
+ * by 'GNUNET_TESTING_peer_configure'.
+ *
+ * @param system system to use to coordinate resource usage
+ * @param cfg template configuration to update
+ * @return GNUNET_OK on success, GNUNET_SYSERR on error - the configuration will
+ * be incomplete and should not be used there upon
*/
-void
-core_init_notify (void *cls, struct GNUNET_CORE_Handle *server,
- const struct GNUNET_PeerIdentity *my_identity)
+int
+GNUNET_TESTING_configuration_create (struct GNUNET_TESTING_System *system,
+ struct GNUNET_CONFIGURATION_Handle *cfg)
{
- struct GNUNET_TESTING_ConnectContext *connect_ctx = cls;
-
- connect_ctx->d1core_ready = GNUNET_YES;
-
- if (connect_ctx->send_hello == GNUNET_NO)
- {
- GNUNET_TRANSPORT_try_connect (connect_ctx->d1th, &connect_ctx->d2->id);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Sending connect request to TRANSPORT of %s for peer %s\n",
- connect_ctx->d1->shortname, connect_ctx->d2->shortname);
- }
+ struct UpdateContext uc;
+ char *default_config;
+
+ uc.system = system;
+ uc.cfg = cfg;
+ uc.status = GNUNET_OK;
+ GNUNET_asprintf (&uc.service_home, "%s/%u", system->tmppath,
+ system->path_counter++);
+ GNUNET_asprintf (&default_config, "%s/config", uc.service_home);
+ GNUNET_CONFIGURATION_set_value_string (cfg, "PATHS", "DEFAULTCONFIG",
+ default_config);
+ GNUNET_free (default_config);
+ GNUNET_CONFIGURATION_set_value_string (cfg, "PATHS", "SERVICEHOME",
+ uc.service_home);
+ /* make PORTs and UNIXPATHs unique */
+ GNUNET_CONFIGURATION_iterate (cfg, &update_config, &uc);
+ /* allow connections to services from system trusted_ip host */
+ GNUNET_CONFIGURATION_iterate_sections (cfg, &update_config_sections, &uc);
+ /* enable loopback-based connections between peers */
+ GNUNET_CONFIGURATION_set_value_string (cfg,
+ "nat",
+ "USE_LOCALADDR", "YES");
+ GNUNET_free (uc.service_home);
+ return uc.status;
}
/**
- * Try to connect again some peers that failed in an earlier attempt. This will
- * be tried as many times as connection_attempts in the configuration file.
+ * Configure a GNUnet peer. GNUnet must be installed on the local
+ * system and available in the PATH.
*
- * @param cls Closure (connection context between the two peers).
- * @param tc TaskContext.
+ * @param system system to use to coordinate resource usage
+ * @param cfg configuration to use; will be UPDATED (to reflect needed
+ * changes in port numbers and paths)
+ * @param key_number number of the hostkey to use for the peer
+ * @param id identifier for the daemon, will be set, can be NULL
+ * @param emsg set to freshly allocated error message (set to NULL on success),
+ * can be NULL
+ * @return handle to the peer, NULL on error
*/
-static void
-reattempt_daemons_connect (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+struct GNUNET_TESTING_Peer *
+GNUNET_TESTING_peer_configure (struct GNUNET_TESTING_System *system,
+ struct GNUNET_CONFIGURATION_Handle *cfg,
+ uint32_t key_number,
+ struct GNUNET_PeerIdentity *id,
+ char **emsg)
{
- struct GNUNET_TESTING_ConnectContext *ctx = cls;
-
- ctx->timeout_task = GNUNET_SCHEDULER_NO_TASK;
- if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
- return;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "re-attempting connect of peer %s to peer %s\n",
- ctx->d1->shortname, ctx->d2->shortname);
- ctx->connect_attempts--;
- 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, 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;
+ struct GNUNET_TESTING_Peer *peer;
+ struct GNUNET_DISK_FileHandle *fd;
+ char *service_home;
+ char hostkey_filename[128];
+ char *config_filename;
+ char *libexec_binary;
+ char *emsg_;
+ struct GNUNET_CRYPTO_EccPrivateKey *pk;
+
+ if (NULL != emsg)
+ *emsg = NULL;
+ if (GNUNET_OK != GNUNET_TESTING_configuration_create (system, cfg))
+ {
+ GNUNET_asprintf (&emsg_,
+ _("Failed to create configuration for peer (not enough free ports?)\n"));
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%s", emsg_);
+ if (NULL != emsg)
+ *emsg = emsg_;
+ else
+ GNUNET_free (emsg_);
+ return NULL;
}
-
- /* Don't know reason for initial connect failure, update the HELLO for the second peer */
- if (NULL != ctx->d2->hello)
+ if (key_number >= system->total_hostkeys)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "updating %s's HELLO\n",
- ctx->d2->shortname);
- GNUNET_free (ctx->d2->hello);
- ctx->d2->hello = NULL;
- if (NULL != ctx->d2->th)
- {
- GNUNET_TRANSPORT_get_hello_cancel (ctx->d2->ghh);
- ctx->d2->ghh = NULL;
- GNUNET_TRANSPORT_disconnect (ctx->d2->th);
- }
- ctx->d2->th =
- GNUNET_TRANSPORT_connect (ctx->d2->cfg, &ctx->d2->id, NULL, NULL, NULL,
- NULL);
- GNUNET_assert (ctx->d2->th != NULL);
- ctx->d2->ghh =
- GNUNET_TRANSPORT_get_hello (ctx->d2->th, &process_hello, ctx->d2);
+ GNUNET_asprintf (&emsg_,
+ _("You attempted to create a testbed with more than %u hosts. Please precompute more hostkeys first.\n"),
+ (unsigned int) system->total_hostkeys);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%s", emsg_);
+ if (NULL != emsg)
+ *emsg = emsg_;
+ else
+ GNUNET_free (emsg_);
+ return NULL;
}
- else
+ pk = NULL;
+ if ((NULL != id) &&
+ (NULL == (pk = GNUNET_TESTING_hostkey_get (system, key_number, id))))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "didn't have %s's HELLO\n",
- ctx->d2->shortname);
+ GNUNET_asprintf (&emsg_,
+ _("Failed to initialize hostkey for peer %u\n"),
+ (unsigned int) key_number);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%s", emsg_);
+ if (NULL != emsg)
+ *emsg = emsg_;
+ else
+ GNUNET_free (emsg_);
+ return NULL;
}
-
- if ((NULL == ctx->d2->hello) && (ctx->d2->th == NULL))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "didn't have %s's HELLO, trying to get it now\n",
- ctx->d2->shortname);
- ctx->d2->th =
- GNUNET_TRANSPORT_connect (ctx->d2->cfg, &ctx->d2->id, NULL, NULL, NULL,
- NULL);
- if (NULL == ctx->d2->th)
- {
- 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->d2->ghh =
- GNUNET_TRANSPORT_get_hello (ctx->d2->th, &process_hello, ctx->d2);
+ if (NULL != pk)
+ GNUNET_CRYPTO_ecc_key_free (pk);
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_CONFIGURATION_get_value_string (cfg, "PATHS",
+ "SERVICEHOME",
+ &service_home));
+ /* FIXME: might be better to evaluate actual configuration option here... */
+ GNUNET_snprintf (hostkey_filename, sizeof (hostkey_filename), "%s/private.ecc",
+ service_home);
+ GNUNET_free (service_home);
+ fd = GNUNET_DISK_file_open (hostkey_filename,
+ GNUNET_DISK_OPEN_CREATE | GNUNET_DISK_OPEN_WRITE,
+ GNUNET_DISK_PERM_USER_READ
+ | GNUNET_DISK_PERM_USER_WRITE);
+ if (NULL == fd)
+ {
+ GNUNET_break (0);
+ return NULL;
}
- else
- {
- if (NULL == ctx->d2->hello)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "didn't have %s's HELLO but th wasn't NULL, not trying!!\n",
- ctx->d2->shortname);
- }
+ if (GNUNET_TESTING_HOSTKEYFILESIZE !=
+ GNUNET_DISK_file_write (fd, system->hostkeys_data
+ + (key_number * GNUNET_TESTING_HOSTKEYFILESIZE),
+ GNUNET_TESTING_HOSTKEYFILESIZE))
+ {
+ GNUNET_asprintf (&emsg_,
+ _("Failed to write hostkey file for peer %u: %s\n"),
+ (unsigned int) key_number,
+ STRERROR (errno));
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%s", emsg_);
+ if (NULL != emsg)
+ *emsg = emsg_;
+ else
+ GNUNET_free (emsg_);
+ GNUNET_DISK_file_close (fd);
+ return NULL;
}
-
- if (ctx->send_hello == GNUNET_YES)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending %s's HELLO to %s\n",
- ctx->d1->shortname, ctx->d2->shortname);
- 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;
- }
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == ctx->hello_send_task);
- ctx->hello_send_task = GNUNET_SCHEDULER_add_now (&send_hello, ctx);
+ GNUNET_DISK_file_close (fd);
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_CONFIGURATION_get_value_string
+ (cfg, "PATHS", "DEFAULTCONFIG", &config_filename));
+ if (GNUNET_OK != GNUNET_CONFIGURATION_write (cfg, config_filename))
+ {
+ GNUNET_asprintf (&emsg_,
+ _("Failed to write configuration file `%s' for peer %u: %s\n"),
+ config_filename,
+ (unsigned int) key_number,
+ STRERROR (errno));
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "%s", emsg_);
+ if (NULL != emsg)
+ *emsg = emsg_;
+ else
+ GNUNET_free (emsg_);
+ GNUNET_free (config_filename);
+ return NULL;
}
- else
+ peer = GNUNET_malloc (sizeof (struct GNUNET_TESTING_Peer));
+ peer->cfgfile = config_filename; /* Free in peer_destroy */
+ libexec_binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-arm");
+ if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_string(cfg, "arm", "PREFIX", &peer->main_binary))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Trying to reconnect %s to %s\n",
- ctx->d1->shortname, ctx->d2->shortname);
- GNUNET_TRANSPORT_try_connect (ctx->d1th, &ctx->d2->id);
+ /* No prefix */
+ GNUNET_asprintf(&peer->main_binary, "%s", libexec_binary);
+ peer->args = strdup ("");
}
- ctx->timeout_task =
- GNUNET_SCHEDULER_add_delayed (ctx->relative_timeout,
- ¬ify_connect_result, ctx);
+ else
+ peer->args = strdup (libexec_binary);
+ peer->system = system;
+ peer->key_number = key_number;
+ GNUNET_free (libexec_binary);
+ return peer;
}
+
/**
- * Iterator for currently known peers, to ensure
- * that we don't try to send duplicate connect
- * requests to core.
- *
- * @param cls our "struct GNUNET_TESTING_ConnectContext"
- * @param peer identity of the peer that has connected,
- * NULL when iteration has finished
- * @param atsi performance information
- * @param atsi_count number of records in 'atsi'
+ * Obtain the peer identity from a peer handle.
*
+ * @param peer peer handle for which we want the peer's identity
+ * @param id identifier for the daemon, will be set
*/
-static void
-core_initial_iteration (void *cls, const struct GNUNET_PeerIdentity *peer,
- const struct GNUNET_ATS_Information *atsi,
- unsigned int atsi_count)
+void
+GNUNET_TESTING_peer_get_identity (const struct GNUNET_TESTING_Peer *peer,
+ struct GNUNET_PeerIdentity *id)
{
- struct GNUNET_TESTING_ConnectContext *ctx = cls;
+ GNUNET_CRYPTO_ecc_key_free (GNUNET_TESTING_hostkey_get (peer->system,
+ peer->key_number,
+ id));
+}
- if ((peer != NULL) &&
- (0 == memcmp (&ctx->d2->id, peer, sizeof (struct GNUNET_PeerIdentity))))
- {
- ctx->connected = GNUNET_YES;
- ctx->distance = 0; /* FIXME: distance */
- return;
- }
- if (peer != NULL)
- return; /* ignore other peers */
- /* peer == NULL: End of iteration over peers */
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == ctx->timeout_task);
- if (ctx->connected == GNUNET_YES)
+/**
+ * Start the peer.
+ *
+ * @param peer peer to start
+ * @return GNUNET_OK on success, GNUNET_SYSERR on error (i.e. peer already running)
+ */
+int
+GNUNET_TESTING_peer_start (struct GNUNET_TESTING_Peer *peer)
+{
+ if (NULL != peer->main_process)
{
- ctx->timeout_task = GNUNET_SCHEDULER_add_now (¬ify_connect_result, ctx);
- return;
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
}
-
- /* Peer not already connected, need to schedule connect request! */
- if (ctx->d1core == NULL)
+ GNUNET_assert (NULL != peer->cfgfile);
+ peer->main_process = GNUNET_OS_start_process (PIPE_CONTROL,
+ GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
+ NULL, NULL,
+ peer->main_binary,
+ peer->main_binary,
+ peer->args,
+ "-c",
+ peer->cfgfile,
+ NULL);
+ if (NULL == peer->main_process)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Peers are NOT connected, connecting to core!\n");
- ctx->d1core =
- GNUNET_CORE_connect (ctx->d1->cfg, 1, ctx, &core_init_notify,
- &connect_notify, NULL, NULL, GNUNET_NO, NULL,
- GNUNET_NO, no_handlers);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Failed to start `%s': %s\n"),
+ peer->main_binary,
+ STRERROR (errno));
+ return GNUNET_SYSERR;
}
+ return GNUNET_OK;
+}
- if (ctx->d1core == NULL)
- {
- ctx->timeout_task = GNUNET_SCHEDULER_add_now (¬ify_connect_result, ctx);
- return;
- }
- if ((NULL == ctx->d2->hello) && (ctx->d2->th == NULL)) /* Do not yet have the second peer's hello, set up a task to get it */
+/**
+ * Sends SIGTERM to the peer's main process
+ *
+ * @param peer the handle to the peer
+ * @return GNUNET_OK if successful; GNUNET_SYSERR if the main process is NULL
+ * or upon any error while sending SIGTERM
+ */
+int
+GNUNET_TESTING_peer_kill (struct GNUNET_TESTING_Peer *peer)
+{
+ if (NULL == peer->main_process)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Don't have d2's HELLO, trying to get it!\n");
- ctx->d2->th =
- GNUNET_TRANSPORT_connect (ctx->d2->cfg, &ctx->d2->id, NULL, NULL, NULL,
- NULL);
- if (ctx->d2->th == NULL)
- {
- GNUNET_CORE_disconnect (ctx->d1core);
- ctx->d1core = NULL;
- ctx->timeout_task =
- GNUNET_SCHEDULER_add_now (¬ify_connect_result, ctx);
- return;
- }
- ctx->d2->ghh =
- GNUNET_TRANSPORT_get_hello (ctx->d2->th, &process_hello, ctx->d2);
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
}
+ return (0 == GNUNET_OS_process_kill (peer->main_process, SIGTERM)) ?
+ GNUNET_OK : GNUNET_SYSERR;
+}
+
+
+/**
+ * Waits for a peer to terminate. The peer's main process will also be destroyed.
+ *
+ * @param peer the handle to the peer
+ * @return GNUNET_OK if successful; GNUNET_SYSERR if the main process is NULL
+ * or upon any error while waiting
+ */
+int
+GNUNET_TESTING_peer_wait (struct GNUNET_TESTING_Peer *peer)
+{
+ int ret;
- if (ctx->send_hello == GNUNET_YES)
+ if (NULL == peer->main_process)
{
- 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);
- ctx->d1core = NULL;
- ctx->timeout_task =
- GNUNET_SCHEDULER_add_now (¬ify_connect_result, ctx);
- return;
- }
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == ctx->hello_send_task);
- ctx->hello_send_task = GNUNET_SCHEDULER_add_now (&send_hello, ctx);
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
}
+ ret = GNUNET_OS_process_wait (peer->main_process);
+ GNUNET_OS_process_destroy (peer->main_process);
+ peer->main_process = NULL;
+ return ret;
+}
- ctx->timeout_task =
- GNUNET_SCHEDULER_add_delayed (ctx->relative_timeout,
- ¬ify_connect_result, ctx);
+/**
+ * Stop the peer.
+ *
+ * @param peer peer to stop
+ * @return GNUNET_OK on success, GNUNET_SYSERR on error
+ */
+int
+GNUNET_TESTING_peer_stop (struct GNUNET_TESTING_Peer *peer)
+{
+ if (GNUNET_SYSERR == GNUNET_TESTING_peer_kill (peer))
+ return GNUNET_SYSERR;
+ if (GNUNET_SYSERR == GNUNET_TESTING_peer_wait (peer))
+ return GNUNET_SYSERR;
+ return GNUNET_OK;
}
/**
- * Establish a connection between two GNUnet daemons. The daemons
- * must both be running and not be stopped until either the
- * 'cb' callback is called OR the connection request has been
- * explicitly cancelled.
+ * Destroy the peer. Releases resources locked during peer configuration.
+ * If the peer is still running, it will be stopped AND a warning will be
+ * printed (users of the API should stop the peer explicitly first).
*
- * @param d1 handle for the first daemon
- * @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 send_hello GNUNET_YES to send the HELLO, GNUNET_NO to assume
- * the HELLO has already been exchanged
- * @param cb function to call at the end
- * @param cb_cls closure for cb
- * @return handle to cancel the request
+ * @param peer peer to destroy
*/
-struct GNUNET_TESTING_ConnectContext *
-GNUNET_TESTING_daemons_connect (struct GNUNET_TESTING_Daemon *d1,
- struct GNUNET_TESTING_Daemon *d2,
- struct GNUNET_TIME_Relative timeout,
- unsigned int max_connect_attempts,
- int send_hello,
- GNUNET_TESTING_NotifyConnection cb,
- void *cb_cls)
+void
+GNUNET_TESTING_peer_destroy (struct GNUNET_TESTING_Peer *peer)
{
- struct GNUNET_TESTING_ConnectContext *ctx;
-
- if ((d1->running == GNUNET_NO) || (d2->running == GNUNET_NO))
+ if (NULL != peer->main_process)
{
- if (NULL != cb)
- cb (cb_cls, &d1->id, &d2->id, 0, d1->cfg, d2->cfg, d1, d2,
- _("Peers are not fully running yet, can not connect!\n"));
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Peers are not up!\n");
- return NULL;
+ GNUNET_break (0);
+ GNUNET_TESTING_peer_stop (peer);
}
+ GNUNET_free (peer->cfgfile);
+ GNUNET_free (peer->main_binary);
+ GNUNET_free (peer->args);
+ GNUNET_free (peer);
+}
- ctx = GNUNET_malloc (sizeof (struct GNUNET_TESTING_ConnectContext));
- ctx->d1 = d1;
- ctx->d2 = d2;
- ctx->timeout_hello =
- GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS, 500);
- ctx->relative_timeout =
- GNUNET_TIME_relative_divide (timeout, max_connect_attempts);
- ctx->cb = cb;
- ctx->cb_cls = cb_cls;
- ctx->connect_attempts = max_connect_attempts;
- ctx->connected = GNUNET_NO;
- ctx->send_hello = send_hello;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Asked to connect peer %s to peer %s\n",
- d1->shortname, d2->shortname);
- /* Core is up! Iterate over all _known_ peers first to check if we are already connected to the peer! */
- GNUNET_assert (GNUNET_OK ==
- GNUNET_CORE_is_peer_connected (ctx->d1->cfg, &ctx->d2->id,
- &core_initial_iteration, ctx));
- return ctx;
+
+/**
+ * Start a single peer and run a test using the testing library.
+ * Starts a peer using the given configuration and then invokes the
+ * given callback. This function ALSO initializes the scheduler loop
+ * and should thus be called directly from "main". The testcase
+ * should self-terminate by invoking 'GNUNET_SCHEDULER_shutdown'.
+ *
+ * @param testdir only the directory name without any path. This is used for
+ * all service homes; the directory will be created in a temporary
+ * location depending on the underlying OS
+ * @param cfgfilename name of the configuration file to use;
+ * use NULL to only run with defaults
+ * @param tm main function of the testcase
+ * @param tm_cls closure for 'tm'
+ * @return 0 on success, 1 on error
+ */
+int
+GNUNET_TESTING_peer_run (const char *testdir,
+ const char *cfgfilename,
+ GNUNET_TESTING_TestMain tm,
+ void *tm_cls)
+{
+ return GNUNET_TESTING_service_run (testdir, "arm",
+ cfgfilename, tm, tm_cls);
+}
+
+
+/**
+ * Structure for holding service data
+ */
+struct ServiceContext
+{
+ /**
+ * The configuration of the peer in which the service is run
+ */
+ const struct GNUNET_CONFIGURATION_Handle *cfg;
+
+ /**
+ * Callback to signal service startup
+ */
+ GNUNET_TESTING_TestMain tm;
+
+ /**
+ * The peer in which the service is run.
+ */
+ struct GNUNET_TESTING_Peer *peer;
+
+ /**
+ * Closure for the above callback
+ */
+ void *tm_cls;
+};
+
+
+/**
+ * Callback to be called when SCHEDULER has been started
+ *
+ * @param cls the ServiceContext
+ * @param tc the TaskContext
+ */
+static void
+service_run_main (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ struct ServiceContext *sc = cls;
+
+ sc->tm (sc->tm_cls, sc->cfg, sc->peer);
}
/**
- * Cancel an attempt to connect two daemons.
+ * Start a single service (no ARM, except of course if the given
+ * service name is 'arm') and run a test using the testing library.
+ * Starts a service using the given configuration and then invokes the
+ * given callback. This function ALSO initializes the scheduler loop
+ * and should thus be called directly from "main". The testcase
+ * should self-terminate by invoking 'GNUNET_SCHEDULER_shutdown'.
*
- * @param cc connect context
+ * This function is useful if the testcase is for a single service
+ * and if that service doesn't itself depend on other services.
+ *
+ * @param testdir only the directory name without any path. This is used for
+ * all service homes; the directory will be created in a temporary
+ * location depending on the underlying OS
+ * @param service_name name of the service to run
+ * @param cfgfilename name of the configuration file to use;
+ * use NULL to only run with defaults
+ * @param tm main function of the testcase
+ * @param tm_cls closure for 'tm'
+ * @return 0 on success, 1 on error
*/
-void
-GNUNET_TESTING_daemons_connect_cancel (struct GNUNET_TESTING_ConnectContext *cc)
+int
+GNUNET_TESTING_service_run (const char *testdir,
+ const char *service_name,
+ const char *cfgfilename,
+ GNUNET_TESTING_TestMain tm,
+ void *tm_cls)
{
- if (GNUNET_SCHEDULER_NO_TASK != cc->timeout_task)
- {
- GNUNET_SCHEDULER_cancel (cc->timeout_task);
- cc->timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ struct ServiceContext sc;
+ struct GNUNET_TESTING_System *system;
+ struct GNUNET_TESTING_Peer *peer;
+ struct GNUNET_CONFIGURATION_Handle *cfg;
+ char *binary;
+ char *libexec_binary;
+
+ GNUNET_log_setup (testdir, "WARNING", NULL);
+ system = GNUNET_TESTING_system_create (testdir, "127.0.0.1", NULL);
+ if (NULL == system)
+ return 1;
+ cfg = GNUNET_CONFIGURATION_create ();
+ if (GNUNET_OK != GNUNET_CONFIGURATION_load (cfg, cfgfilename))
+ {
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ _("Failed to load configuration from %s\n"), cfgfilename);
+ GNUNET_CONFIGURATION_destroy (cfg);
+ GNUNET_TESTING_system_destroy (system, GNUNET_YES);
+ return 1;
+ }
+ peer = GNUNET_TESTING_peer_configure (system, cfg, 0, NULL, NULL);
+ if (NULL == peer)
+ {
+ GNUNET_CONFIGURATION_destroy (cfg);
+ hostkeys_unload (system);
+ GNUNET_TESTING_system_destroy (system, GNUNET_YES);
+ return 1;
+ }
+ GNUNET_free (peer->main_binary);
+ GNUNET_free (peer->args);
+ GNUNET_asprintf (&binary, "gnunet-service-%s", service_name);
+ libexec_binary = GNUNET_OS_get_libexec_binary_path (binary);
+ if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_string(cfg, service_name, "PREFIX", &peer->main_binary))
+ {
+ /* No prefix */
+ GNUNET_asprintf(&peer->main_binary, "%s", libexec_binary);
+ peer->args = strdup ("");
}
- if (GNUNET_SCHEDULER_NO_TASK != cc->hello_send_task)
- {
- GNUNET_SCHEDULER_cancel (cc->hello_send_task);
- cc->hello_send_task = GNUNET_SCHEDULER_NO_TASK;
- }
- if (NULL != cc->d1core)
- {
- GNUNET_CORE_disconnect (cc->d1core);
- cc->d1core = NULL;
- }
- if (NULL != cc->d1th)
- {
- GNUNET_TRANSPORT_disconnect (cc->d1th);
- cc->d1th = NULL;
- }
- GNUNET_free (cc);
+ else
+ peer->args = strdup (libexec_binary);
+
+ GNUNET_free (libexec_binary);
+ GNUNET_free (binary);
+ if (GNUNET_OK != GNUNET_TESTING_peer_start (peer))
+ {
+ GNUNET_TESTING_peer_destroy (peer);
+ GNUNET_CONFIGURATION_destroy (cfg);
+ GNUNET_TESTING_system_destroy (system, GNUNET_YES);
+ return 1;
+ }
+ sc.cfg = cfg;
+ sc.tm = tm;
+ sc.tm_cls = tm_cls;
+ sc.peer = peer;
+ GNUNET_SCHEDULER_run (&service_run_main, &sc); /* Scheduler loop */
+ if ((NULL != peer->main_process) &&
+ (GNUNET_OK != GNUNET_TESTING_peer_stop (peer)))
+ {
+ GNUNET_TESTING_peer_destroy (peer);
+ GNUNET_CONFIGURATION_destroy (cfg);
+ GNUNET_TESTING_system_destroy (system, GNUNET_YES);
+ return 1;
+ }
+ GNUNET_TESTING_peer_destroy (peer);
+ GNUNET_CONFIGURATION_destroy (cfg);
+ GNUNET_TESTING_system_destroy (system, GNUNET_YES);
+ return 0;
+}
+
+
+/**
+ * Sometimes we use the binary name to determine which specific
+ * test to run. In those cases, the string after the last "_"
+ * in 'argv[0]' specifies a string that determines the configuration
+ * file or plugin to use.
+ *
+ * This function returns the respective substring, taking care
+ * of issues such as binaries ending in '.exe' on W32.
+ *
+ * @param argv0 the name of the binary
+ * @return string between the last '_' and the '.exe' (or the end of the string),
+ * NULL if argv0 has no '_'
+ */
+char *
+GNUNET_TESTING_get_testname_from_underscore (const char *argv0)
+{
+ size_t slen = strlen (argv0) + 1;
+ char sbuf[slen];
+ char *ret;
+ char *dot;
+
+ memcpy (sbuf, argv0, slen);
+ ret = strrchr (sbuf, '_');
+ if (NULL == ret)
+ return NULL;
+ ret++; /* skip underscore */
+ dot = strchr (ret, '.');
+ if (NULL != dot)
+ *dot = '\0';
+ return GNUNET_strdup (ret);
}