/**
* Run a standard GNUnet command startup sequence (initialize loggers
* and configuration, parse options).
*
* @param argc number of command line arguments
* @param argv command line arguments
* @param binaryName our expected name
* @param binaryHelp help text for the program
* @param options command line options
* @param task main function to run
* @param task_cls closure for task
* @param run_without_scheduler GNUNET_NO start the scheduler, GNUNET_YES do not
* start the scheduler just run the main task
* @return GNUNET_SYSERR on error, GNUNET_OK on success
*/
int
GNUNET_PROGRAM_run2 (int argc, char *const *argv, const char *binaryName,
const char *binaryHelp,
const struct GNUNET_GETOPT_CommandLineOption *options,
GNUNET_PROGRAM_Main task, void *task_cls,
int run_without_scheduler)
{
struct CommandContext cc;
char *path;
char *loglev;
char *logfile;
int ret;
unsigned int cnt;
unsigned long long skew_offset;
unsigned long long skew_variance;
long long clock_offset;
struct GNUNET_CONFIGURATION_Handle *cfg;
struct GNUNET_GETOPT_CommandLineOption defoptions[] = {
GNUNET_GETOPT_OPTION_CFG_FILE (&cc.cfgfile),
GNUNET_GETOPT_OPTION_HELP (binaryHelp),
GNUNET_GETOPT_OPTION_LOGLEVEL (&loglev),
GNUNET_GETOPT_OPTION_LOGFILE (&logfile),
GNUNET_GETOPT_OPTION_VERSION (PACKAGE_VERSION)
};
struct GNUNET_GETOPT_CommandLineOption *allopts;
const char *gargs;
char *lpfx;
char *spc;
logfile = NULL;
gargs = getenv ("GNUNET_ARGS");
if (gargs != NULL)
{
char **gargv;
unsigned int gargc;
int i;
char *tok;
char *cargs;
gargv = NULL;
gargc = 0;
for (i = 0; i < argc; i++)
GNUNET_array_append (gargv, gargc, GNUNET_strdup (argv[i]));
cargs = GNUNET_strdup (gargs);
tok = strtok (cargs, " ");
while (NULL != tok)
{
GNUNET_array_append (gargv, gargc, GNUNET_strdup (tok));
tok = strtok (NULL, " ");
}
GNUNET_free (cargs);
GNUNET_array_append (gargv, gargc, NULL);
argv = (char *const *) gargv;
argc = gargc - 1;
}
memset (&cc, 0, sizeof (cc));
loglev = NULL;
cc.task = task;
cc.task_cls = task_cls;
cc.cfg = cfg = GNUNET_CONFIGURATION_create ();
/* prepare */
#if ENABLE_NLS
setlocale (LC_ALL, "");
path = GNUNET_OS_installation_get_path (GNUNET_OS_IPK_LOCALEDIR);
if (path != NULL)
{
BINDTEXTDOMAIN ("GNUnet", path);
GNUNET_free (path);
}
textdomain ("GNUnet");
#endif
cnt = 0;
while (options[cnt].name != NULL)
cnt++;
allopts =
GNUNET_malloc ((cnt +
1) * sizeof (struct GNUNET_GETOPT_CommandLineOption) +
sizeof (defoptions));
memcpy (allopts, defoptions, sizeof (defoptions));
memcpy (&allopts
[sizeof (defoptions) /
sizeof (struct GNUNET_GETOPT_CommandLineOption)], options,
(cnt + 1) * sizeof (struct GNUNET_GETOPT_CommandLineOption));
cnt += sizeof (defoptions) / sizeof (struct GNUNET_GETOPT_CommandLineOption);
qsort (allopts, cnt, sizeof (struct GNUNET_GETOPT_CommandLineOption),
&cmd_sorter);
loglev = NULL;
cc.cfgfile = GNUNET_strdup (GNUNET_DEFAULT_USER_CONFIG_FILE);
lpfx = GNUNET_strdup (binaryName);
if (NULL != (spc = strstr (lpfx, " ")))
*spc = '\0';
if ((-1 ==
(ret =
GNUNET_GETOPT_run (binaryName, allopts, (unsigned int) argc, argv))) ||
(GNUNET_OK != GNUNET_log_setup (lpfx, loglev, logfile)))
{
GNUNET_CONFIGURATION_destroy (cfg);
GNUNET_free_non_null (cc.cfgfile);
GNUNET_free_non_null (loglev);
GNUNET_free_non_null (logfile);
GNUNET_free (allopts);
GNUNET_free (lpfx);
return GNUNET_SYSERR;
}
(void) GNUNET_CONFIGURATION_load (cfg, cc.cfgfile);
GNUNET_free (allopts);
GNUNET_free (lpfx);
if (GNUNET_OK ==
GNUNET_CONFIGURATION_get_value_number (cc.cfg, "testing", "skew_offset",
&skew_offset) &&
(GNUNET_OK ==
GNUNET_CONFIGURATION_get_value_number (cc.cfg, "testing",
"skew_variance", &skew_variance)))
{
clock_offset = skew_offset - skew_variance;
GNUNET_TIME_set_offset (clock_offset);
}
/* run */
cc.args = &argv[ret];
if (GNUNET_NO == run_without_scheduler)
{
GNUNET_SCHEDULER_run (&program_main, &cc);
}
else
{
GNUNET_RESOLVER_connect (cc.cfg);
cc.task (cc.task_cls, cc.args, cc.cfgfile, cc.cfg);
}
/* clean up */
GNUNET_SPEEDUP_stop_ ();
GNUNET_CONFIGURATION_destroy (cfg);
GNUNET_free_non_null (cc.cfgfile);
GNUNET_free_non_null (loglev);
GNUNET_free_non_null (logfile);
return GNUNET_OK;
}
/**
* Run a standard GNUnet service startup sequence (initialize loggers
* and configuration, parse options).
*
* @param argc number of command line arguments
* @param argv command line arguments
* @param service_name our service name
* @param options service options
* @param task main task of the service
* @param task_cls closure for @a task
* @return #GNUNET_SYSERR on error, #GNUNET_OK
* if we shutdown nicely
*/
int
GNUNET_SERVICE_run (int argc, char *const *argv,
const char *service_name,
enum GNUNET_SERVICE_Options options,
GNUNET_SERVICE_Main task,
void *task_cls)
{
#define HANDLE_ERROR do { GNUNET_break (0); goto shutdown; } while (0)
int err;
int ret;
char *cfg_fn;
char *opt_cfg_fn;
char *loglev;
char *logfile;
int do_daemonize;
unsigned int i;
unsigned long long skew_offset;
unsigned long long skew_variance;
long long clock_offset;
struct GNUNET_SERVICE_Context sctx;
struct GNUNET_CONFIGURATION_Handle *cfg;
const char *xdg;
struct GNUNET_GETOPT_CommandLineOption service_options[] = {
GNUNET_GETOPT_OPTION_CFG_FILE (&opt_cfg_fn),
{'d', "daemonize", NULL,
gettext_noop ("do daemonize (detach from terminal)"), 0,
GNUNET_GETOPT_set_one, &do_daemonize},
GNUNET_GETOPT_OPTION_HELP (NULL),
GNUNET_GETOPT_OPTION_LOGLEVEL (&loglev),
GNUNET_GETOPT_OPTION_LOGFILE (&logfile),
GNUNET_GETOPT_OPTION_VERSION (PACKAGE_VERSION " " VCS_VERSION),
GNUNET_GETOPT_OPTION_END
};
err = 1;
do_daemonize = 0;
logfile = NULL;
loglev = NULL;
opt_cfg_fn = NULL;
xdg = getenv ("XDG_CONFIG_HOME");
if (NULL != xdg)
GNUNET_asprintf (&cfg_fn,
"%s%s%s",
xdg,
DIR_SEPARATOR_STR,
"gnunet.conf");
else
cfg_fn = GNUNET_strdup (GNUNET_DEFAULT_USER_CONFIG_FILE);
memset (&sctx, 0, sizeof (sctx));
sctx.options = options;
sctx.ready_confirm_fd = -1;
sctx.ret = GNUNET_OK;
sctx.timeout = GNUNET_TIME_UNIT_FOREVER_REL;
sctx.task = task;
sctx.task_cls = task_cls;
sctx.service_name = service_name;
sctx.cfg = cfg = GNUNET_CONFIGURATION_create ();
/* setup subsystems */
ret = GNUNET_GETOPT_run (service_name, service_options, argc, argv);
if (GNUNET_SYSERR == ret)
goto shutdown;
if (GNUNET_NO == ret)
{
err = 0;
goto shutdown;
}
if (GNUNET_OK != GNUNET_log_setup (service_name, loglev, logfile))
HANDLE_ERROR;
if (NULL == opt_cfg_fn)
opt_cfg_fn = GNUNET_strdup (cfg_fn);
if (GNUNET_YES == GNUNET_DISK_file_test (opt_cfg_fn))
{
if (GNUNET_SYSERR == GNUNET_CONFIGURATION_load (cfg, opt_cfg_fn))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Malformed configuration file `%s', exit ...\n"),
opt_cfg_fn);
goto shutdown;
}
}
else
{
if (GNUNET_SYSERR == GNUNET_CONFIGURATION_load (cfg, NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Malformed configuration, exit ...\n"));
goto shutdown;
}
if (0 != strcmp (opt_cfg_fn, cfg_fn))
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Could not access configuration file `%s'\n"),
opt_cfg_fn);
}
if (GNUNET_OK != setup_service (&sctx))
goto shutdown;
if ((1 == do_daemonize) && (GNUNET_OK != detach_terminal (&sctx)))
HANDLE_ERROR;
if (GNUNET_OK != set_user_id (&sctx))
goto shutdown;
LOG (GNUNET_ERROR_TYPE_DEBUG,
"Service `%s' runs with configuration from `%s'\n",
service_name,
opt_cfg_fn);
if ((GNUNET_OK ==
GNUNET_CONFIGURATION_get_value_number (sctx.cfg, "TESTING",
"SKEW_OFFSET", &skew_offset)) &&
(GNUNET_OK ==
GNUNET_CONFIGURATION_get_value_number (sctx.cfg, "TESTING",
"SKEW_VARIANCE", &skew_variance)))
{
clock_offset = skew_offset - skew_variance;
GNUNET_TIME_set_offset (clock_offset);
LOG (GNUNET_ERROR_TYPE_DEBUG, "Skewing clock by %dll ms\n", clock_offset);
}
/* actually run service */
err = 0;
GNUNET_SCHEDULER_run (&service_task, &sctx);
/* shutdown */
if ((1 == do_daemonize) && (NULL != sctx.server))
pid_file_delete (&sctx);
GNUNET_free_non_null (sctx.my_handlers);
shutdown:
if (-1 != sctx.ready_confirm_fd)
{
if (1 != WRITE (sctx.ready_confirm_fd, err ? "I" : "S", 1))
LOG_STRERROR (GNUNET_ERROR_TYPE_WARNING, "write");
GNUNET_break (0 == CLOSE (sctx.ready_confirm_fd));
}
#if HAVE_MALLINFO
{
char *counter;
if ( (GNUNET_YES ==
GNUNET_CONFIGURATION_have_value (sctx.cfg, service_name,
"GAUGER_HEAP")) &&
(GNUNET_OK ==
GNUNET_CONFIGURATION_get_value_string (sctx.cfg, service_name,
"GAUGER_HEAP",
&counter)) )
{
struct mallinfo mi;
mi = mallinfo ();
GAUGER (service_name, counter, mi.usmblks, "blocks");
GNUNET_free (counter);
}
}
#endif
GNUNET_SPEEDUP_stop_ ();
GNUNET_CONFIGURATION_destroy (cfg);
i = 0;
if (NULL != sctx.addrs)
while (NULL != sctx.addrs[i])
GNUNET_free (sctx.addrs[i++]);
GNUNET_free_non_null (sctx.addrs);
GNUNET_free_non_null (sctx.addrlens);
GNUNET_free_non_null (logfile);
GNUNET_free_non_null (loglev);
GNUNET_free (cfg_fn);
GNUNET_free_non_null (opt_cfg_fn);
GNUNET_free_non_null (sctx.v4_denied);
GNUNET_free_non_null (sctx.v6_denied);
GNUNET_free_non_null (sctx.v4_allowed);
GNUNET_free_non_null (sctx.v6_allowed);
return err ? GNUNET_SYSERR : sctx.ret;
}