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[GNUnet-SVN] r21934 - in gnunet/src: include testing
From: |
gnunet |
Subject: |
[GNUnet-SVN] r21934 - in gnunet/src: include testing |
Date: |
Wed, 13 Jun 2012 00:26:07 +0200 |
Author: dold
Date: 2012-06-13 00:26:07 +0200 (Wed, 13 Jun 2012)
New Revision: 21934
Added:
gnunet/src/testing/gnunet-testing-run-service.c
Modified:
gnunet/src/include/gnunet_testing_lib-new.h
gnunet/src/testing/Makefile.am
gnunet/src/testing/testing.c
Log:
added a command line tool for running and controlling services for testing
Modified: gnunet/src/include/gnunet_testing_lib-new.h
===================================================================
--- gnunet/src/include/gnunet_testing_lib-new.h 2012-06-12 21:43:31 UTC (rev
21933)
+++ gnunet/src/include/gnunet_testing_lib-new.h 2012-06-12 22:26:07 UTC (rev
21934)
@@ -219,6 +219,18 @@
/**
+ * Signature of the 'main' function for a (single-peer) testcase that
+ * is run using 'GNUNET_TESTING_system_run_restartable'.
+ *
+ * @param cls closure
+ * @param cfg configuration of the peer that was started
+ */
+typedef void (*GNUNET_TESTING_RestartableTestMain)(void *cls,
+ const struct
GNUNET_CONFIGURATION_Handle *cfg,
+ const struct GNUNET_TESTING_Peer *peer);
+
+
+/**
* 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
@@ -270,7 +282,21 @@
void *tm_cls);
+/**
+ * See GNUNET_TESTING_service_run.
+ * The only difference is that we handle the GNUNET_TESTING_Peer to
+ * the RestartableTestMain, so that the peer can be destroyed and re-created
+ * to simulate failure in tests.
+ */
+int
+GNUNET_TESTING_service_run_restartable (const char *testdir,
+ const char *service_name,
+ const char *cfgfilename,
+ GNUNET_TESTING_RestartableTestMain tm,
+ void *tm_cls);
+
+
/**
* Sometimes we use the binary name to determine which specific
* test to run. In those cases, the string after the last "_"
Modified: gnunet/src/testing/Makefile.am
===================================================================
--- gnunet/src/testing/Makefile.am 2012-06-12 21:43:31 UTC (rev 21933)
+++ gnunet/src/testing/Makefile.am 2012-06-12 22:26:07 UTC (rev 21934)
@@ -26,7 +26,18 @@
$(GN_LIB_LDFLAGS) \
-version-info 0:1:0
+bin_PROGRAMS = \
+ gnunet-testing-run-service
+
+gnunet_testing_run_service_SOURCES = \
+ gnunet-testing-run-service.c
+
+gnunet_testing_run_service_LDADD = \
+ $(top_builddir)/src/util/libgnunetutil.la \
+ $(top_builddir)/src/testing/libgnunettesting.la \
+ $(GN_LIBINTL)
+
check_PROGRAMS = \
test_testing_portreservation \
test_testing_peerstartup \
@@ -59,4 +70,4 @@
EXTRA_DIST = \
- test_testing_defaults.conf
\ No newline at end of file
+ test_testing_defaults.conf
Added: gnunet/src/testing/gnunet-testing-run-service.c
===================================================================
--- gnunet/src/testing/gnunet-testing-run-service.c
(rev 0)
+++ gnunet/src/testing/gnunet-testing-run-service.c 2012-06-12 22:26:07 UTC
(rev 21934)
@@ -0,0 +1,187 @@
+/*
+ This file is part of GNUnet.
+ (C) 2001, 2002, 2004, 2005, 2006, 2007, 2009 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
+ by the Free Software Foundation; either version 3, or (at your
+ option) any later version.
+
+ GNUnet is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GNUnet; see the file COPYING. If not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+
+/**
+ * @file testing/gnunet-testing-run-service.c
+ * @brief tool to start a service for testing
+ * @author Florian Dold
+ *
+ * Start a peer with the service specified on the command line.
+ * Outputs the path to the temporary configuration file to stdout.
+ *
+ * The peer will run until this program is killed,
+ * or stdin is closed.
+ *
+ * This executable is intended to be used by gnunet-java, in order to reliably
+ * start and stop services for test cases.
+ */
+
+#include "platform.h"
+#include "gnunet_getopt_lib.h"
+#include "gnunet_program_lib.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_signal_lib.h"
+#include "gnunet_testing_lib-new.h"
+#include "gnunet_os_lib.h"
+
+
+static struct GNUNET_DISK_FileHandle fh;
+static char *tmpfilename = NULL;
+static GNUNET_SCHEDULER_TaskIdentifier tid = GNUNET_SCHEDULER_NO_TASK;
+static struct GNUNET_TESTING_Peer *my_peer = NULL;
+
+
+#define LOG(kind,...) \
+ GNUNET_log_from (kind, "gnunettestingnew", __VA_ARGS__)
+
+
+/**
+ * Cleanup called by signal handlers and when stdin is closed.
+ * Removes the temporary file with the configuration and shuts down the
scheduler.
+ */
+void
+cleanup (void)
+{
+ if (NULL != tmpfilename)
+ {
+ remove (tmpfilename);
+ }
+ GNUNET_SCHEDULER_shutdown ();
+}
+
+/**
+ * Called whenever we can read stdin non-blocking
+ */
+void
+stdin_cb (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ int c;
+
+ if (GNUNET_SCHEDULER_REASON_SHUTDOWN & tc->reason)
+ {
+ return;
+ }
+ if (GNUNET_SCHEDULER_REASON_READ_READY & tc->reason)
+ {
+ c = getchar ();
+ if (EOF == c)
+ {
+ tid = GNUNET_SCHEDULER_NO_TASK;
+ cleanup ();
+ }
+ else
+ {
+ if (c == 'r')
+ {
+ GNUNET_TESTING_peer_stop(my_peer);
+ GNUNET_TESTING_peer_start(my_peer);
+ printf("restarted\n");
+ }
+ tid = GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL, &fh,
&stdin_cb, NULL);
+ }
+ return;
+ }
+ GNUNET_break (0);
+}
+
+/**
+ * Main function called by the testing library.
+ * Executed inside a running scheduler.
+ */
+void
+testing_main (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const struct GNUNET_TESTING_Peer *peer)
+{
+ my_peer = peer;
+ tmpfilename = tmpnam (NULL);
+ if (NULL == tmpfilename)
+ {
+ GNUNET_break (0);
+ cleanup ();
+ return;
+ }
+
+ if (GNUNET_SYSERR ==
+ GNUNET_CONFIGURATION_write((struct GNUNET_CONFIGURATION_Handle *)
cfg, tmpfilename))
+ {
+ GNUNET_break (0);
+ return;
+ }
+
+ printf("%s\n", tmpfilename);
+ fflush(stdout);
+
+ GNUNET_break(NULL != GNUNET_SIGNAL_handler_install(SIGTERM, &cleanup));
+ GNUNET_break(NULL != GNUNET_SIGNAL_handler_install(SIGINT, &cleanup));
+
+ fh.fd = 0; /* 0=stdin */
+ tid = GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL, &fh,
&stdin_cb, NULL);
+}
+
+
+
+/**
+ * The main function.
+ *
+ * @param argc number of arguments from the command line
+ * @param argv command line arguments
+ * @return 0 ok, 1 on error
+ */
+int
+main (int argc, char *const *argv)
+{
+ static const struct GNUNET_GETOPT_CommandLineOption options[] = {
+ GNUNET_GETOPT_OPTION_HELP("tool to start a service for testing"),
+ GNUNET_GETOPT_OPTION_END
+ };
+ int arg_start;
+ int ret;
+
+ struct GNUNET_OS_Process *p;
+
+ p = GNUNET_OS_start_process(GNUNET_YES, NULL, NULL, "sgjldsjg");
+
+ if (p != NULL) {
+ printf("bogus!\n");
+ }
+
+
+ return 0;
+
+ arg_start = GNUNET_GETOPT_run("gnunet-testing-run-service", options, argc,
argv);
+
+ if (arg_start == GNUNET_SYSERR) {
+ return 1;
+ }
+
+ if (arg_start != 1 || argc != 2)
+ {
+ fprintf (stderr, "Invalid number of arguments\n");
+ return 1;
+ }
+
+ ret = GNUNET_TESTING_service_run_restartable ("gnunet_service_test",
argv[1],
+ NULL, &testing_main, NULL);
+
+ printf ("bye\n");
+
+ return ret;
+}
Modified: gnunet/src/testing/testing.c
===================================================================
--- gnunet/src/testing/testing.c 2012-06-12 21:43:31 UTC (rev 21933)
+++ gnunet/src/testing/testing.c 2012-06-12 22:26:07 UTC (rev 21934)
@@ -922,6 +922,33 @@
/**
+ * Structure for holding service data
+ */
+struct RestartableServiceContext
+{
+ /**
+ * The configuration of the peer in which the service is run
+ */
+ const struct GNUNET_CONFIGURATION_Handle *cfg;
+
+ /**
+ * Callback to signal service startup
+ */
+ GNUNET_TESTING_RestartableTestMain tm;
+
+ /**
+ * The peer in which the service is run.
+ */
+ const 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
@@ -938,6 +965,22 @@
/**
+ * Callback to be called when SCHEDULER has been started
+ *
+ * @param cls the ServiceContext
+ * @param tc the TaskContext
+ */
+static void
+service_run_restartable_main (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ struct RestartableServiceContext *sc = cls;
+
+ sc->tm (sc->tm_cls, sc->cfg, sc->peer);
+}
+
+
+/**
* 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
@@ -1020,7 +1063,77 @@
}
+
/**
+ * See GNUNET_TESTING_service_run.
+ * The only difference is that we handle the GNUNET_TESTING_Peer to
+ * the RestartableTestMain, so that the peer can be destroyed and re-created
+ * to simulate failure in tests.
+ */
+int
+GNUNET_TESTING_service_run_restartable (const char *testdir,
+ const char *service_name,
+ const char *cfgfilename,
+ GNUNET_TESTING_RestartableTestMain tm,
+ void *tm_cls)
+{
+ struct RestartableServiceContext sc;
+ struct GNUNET_TESTING_System *system;
+ struct GNUNET_TESTING_Peer *peer;
+ struct GNUNET_CONFIGURATION_Handle *cfg;
+
+ GNUNET_log_setup (testdir,
+ "WARNING",
+ NULL);
+ system = GNUNET_TESTING_system_create (testdir, "127.0.0.1");
+ 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_asprintf (&peer->main_binary, "gnunet-service-%s", service_name);
+ 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_restartable_main, &sc); /* Scheduler loop
*/
+ if (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
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