gnunet-namestore-dbtool.c File Reference

command line tool to manipulate the database backends for the namestore More...

#include "platform.h"
#include <gnunet_util_lib.h>
#include <gnunet_namestore_plugin.h>

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Functions
static void	do_shutdown (void *cls)
	Task run on shutdown. More...
static void	run (void *cls, char *const *args, const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
	Main function that will be run. More...
int	main (int argc, char *const *argv)
	The main function for gnunet-namestore-dbtool. More...

Variables
static char *	pluginname
	Name of the plugin argument. More...
static int	reset
	Reset argument. More...
static int	init
	Initialize argument. More...
static int	ret = 0
	Return code. More...

Detailed Description

command line tool to manipulate the database backends for the namestore

Author

Martin Schanzenbach

Definition in file gnunet-namestore-dbtool.c.

Function Documentation

do_shutdown()

static void do_shutdown ( void *  cls )

static

Task run on shutdown.

Cleans up everything.

Parameters

cls

unused

Definition at line 56 of file gnunet-namestore-dbtool.c.

{
  (void) cls;
  if (NULL != pluginname)
    GNUNET_free (pluginname);
}

References GNUNET_free, and pluginname.

Referenced by run().

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run()

static void run ( void *  cls, char *const *  args, const char *  cfgfile, const struct GNUNET_CONFIGURATION_Handle *  cfg  )

static

Main function that will be run.

Parameters

cls	closure
args	remaining command-line arguments
cfgfile	name of the configuration file used (for saving, can be NULL!)
cfg	configuration

Definition at line 73 of file gnunet-namestore-dbtool.c.

{
  char *db_lib_name;
  struct GNUNET_NAMESTORE_PluginFunctions *plugin;
 
  (void) cls;
  (void) args;
  (void) cfgfile;
  if (NULL != args[0])
    GNUNET_log (
      GNUNET_ERROR_TYPE_WARNING,
      _ ("Superfluous command line arguments (starting with `%s') ignored\n"),
      args[0]);
 
  GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
                                 (void *) cfg);
  if (NULL == pluginname)
  {
    fprintf (stderr, "No plugin given!\n");
    ret = 1;
    GNUNET_SCHEDULER_shutdown ();
    return;
  }
  GNUNET_asprintf (&db_lib_name,
                   "libgnunet_plugin_namestore_%s",
                   pluginname);
  plugin = GNUNET_PLUGIN_load (db_lib_name, (void *) cfg);
  if (NULL == plugin)
  {
    fprintf (stderr,
             "Failed to load %s!\n",
             db_lib_name);
    ret = 1;
    GNUNET_SCHEDULER_shutdown ();
    GNUNET_free (db_lib_name);
    return;
  }
  if (reset)
  {
    if (GNUNET_OK !=
        plugin->drop_tables (plugin->cls))
    {
      fprintf (stderr,
               "Failed to reset database\n");
      ret = 1;
      GNUNET_free (db_lib_name);
      GNUNET_SCHEDULER_shutdown ();
      return;
    }
  }
  if (init || reset)
  {
    if (GNUNET_OK !=
        plugin->create_tables (plugin->cls))
    {
      fprintf (stderr,
               "Failed to initialize database\n");
      ret = 1;
      GNUNET_free (db_lib_name);
      GNUNET_SCHEDULER_shutdown ();
      return;
    }
  }
  GNUNET_SCHEDULER_shutdown ();
  GNUNET_break (NULL == GNUNET_PLUGIN_unload (db_lib_name,
                                              plugin));
  GNUNET_free (db_lib_name);
}

References _, consensus-simulation::args, cfg, GNUNET_NAMESTORE_PluginFunctions::cls, db_lib_name, do_shutdown(), GNUNET_asprintf(), GNUNET_break, GNUNET_ERROR_TYPE_WARNING, GNUNET_free, GNUNET_log, GNUNET_OK, GNUNET_PLUGIN_load(), GNUNET_PLUGIN_unload(), GNUNET_SCHEDULER_add_shutdown(), GNUNET_SCHEDULER_shutdown(), init, plugin, pluginname, reset, and ret.

Referenced by main().

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main()

int main	(	int	argc,
		char *const *	argv
	)

The main function for gnunet-namestore-dbtool.

Parameters

argc	number of arguments from the command line
argv	command line arguments

Returns

0 ok, 1 on error

Definition at line 154 of file gnunet-namestore-dbtool.c.

{
  struct GNUNET_GETOPT_CommandLineOption options[] = {
    GNUNET_GETOPT_option_flag ('i', "init",
                               gettext_noop ("initialize database"),
                               &init),
    GNUNET_GETOPT_option_flag ('r',
                               "reset",
                               gettext_noop (
                                 "reset database (DANGEROUS: All existing data is lost!"),
                               &reset),
    GNUNET_GETOPT_option_string (
      'p',
      "plugin",
      "PLUGIN",
      gettext_noop (
        "the namestore plugin to work with, e.g. 'sqlite'"),
      &pluginname),
    GNUNET_GETOPT_OPTION_END
  };
  int lret;
 
  if (GNUNET_OK !=
      GNUNET_STRINGS_get_utf8_args (argc, argv,
                                    &argc, &argv))
    return 2;
 
  GNUNET_log_setup ("gnunet-namestore-dbtool",
                    "WARNING",
                    NULL);
  if (GNUNET_OK !=
      (lret = GNUNET_PROGRAM_run (argc,
                                  argv,
                                  "gnunet-namestore-dbtool",
                                  _ (
                                    "GNUnet namestore database manipulation tool"),
                                  options,
                                  &run,
                                  NULL)))
  {
    GNUNET_free_nz ((void *) argv);
    return lret;
  }
  GNUNET_free_nz ((void *) argv);
  return ret;
}

References _, gettext_noop, GNUNET_free_nz, GNUNET_GETOPT_OPTION_END, GNUNET_GETOPT_option_flag(), GNUNET_GETOPT_option_string(), GNUNET_log_setup(), GNUNET_OK, GNUNET_PROGRAM_run(), GNUNET_STRINGS_get_utf8_args(), init, options, pluginname, reset, ret, and run().

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Variable Documentation

pluginname

char* pluginname

static

Name of the plugin argument.

Definition at line 33 of file gnunet-namestore-dbtool.c.

Referenced by do_shutdown(), main(), and run().

reset

int reset

static

Reset argument.

Definition at line 38 of file gnunet-namestore-dbtool.c.

Referenced by main(), and run().

init

int init

static

Initialize argument.

Definition at line 43 of file gnunet-namestore-dbtool.c.

Referenced by main(), and run().

ret

int ret = 0

static

Return code.

Definition at line 48 of file gnunet-namestore-dbtool.c.

Referenced by main(), and run().