testing_api_cmd_get_topo.c File Reference

Command to start the netjail script. More...

#include "platform.h"
#include "gnunet_util_lib.h"
#include "testing_api_topology.h"

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Data Structures
struct	TopologyState

Macros
#define	LOG(kind, ...)   GNUNET_log_from (kind, "udp-backchannel",__VA_ARGS__)
	Generic logging shortcut. More...

Functions
static void	cleanup (void *cls)
	The cleanup function of this cmd frees resources the cmd allocated. More...
static enum GNUNET_GenericReturnValue	traits (void *cls, const void **ret, const char *trait, unsigned int index)
	This function prepares an array with traits. More...
static char *	get_topo_string_from_file (const char *topology_data_file)
static void	run (void *cls, struct GNUNET_TESTING_Interpreter *is)
	The run method starts the script which setup the network namespaces. More...
struct GNUNET_TESTING_Command	GNUNET_TESTING_cmd_load_topology_from_file (const char *label, const char *file_name)
struct GNUNET_TESTING_Command	GNUNET_TESTING_cmd_load_topology_from_string (const char *label, const char *topology_string)

Detailed Description

Command to start the netjail script.

Author

t3sserakt

Definition in file testing_api_cmd_get_topo.c.

Macro Definition Documentation

LOG

#define LOG	(		kind,
			...
	)		GNUNET_log_from (kind, "udp-backchannel",__VA_ARGS__)

Generic logging shortcut.

Definition at line 33 of file testing_api_cmd_get_topo.c.

Function Documentation

cleanup()

static void cleanup ( void *  cls )

static

The cleanup function of this cmd frees resources the cmd allocated.

Definition at line 70 of file testing_api_cmd_get_topo.c.

{
  struct TopologyState *ts = cls;
 
  if (NULL != ts->topology)
  {
    GNUNET_TESTING_free_topology (ts->topology);
    ts->topology = NULL;
  }
  GNUNET_free (ts->topology_alloc);
  GNUNET_free (ts);
}

References GNUNET_free, GNUNET_TESTING_free_topology(), TopologyState::topology, and TopologyState::topology_alloc.

Referenced by GNUNET_TESTING_cmd_load_topology_from_file(), and GNUNET_TESTING_cmd_load_topology_from_string().

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traits()

static enum GNUNET_GenericReturnValue traits ( void *  cls, const void **  ret, const char *  trait, unsigned int  index  )

static

This function prepares an array with traits.

Definition at line 88 of file testing_api_cmd_get_topo.c.

{
  struct TopologyState *ts = cls;
  struct GNUNET_TESTING_Trait traits[] = {
    GNUNET_TESTING_make_trait_topology (ts->topology),
    GNUNET_TESTING_make_trait_topology_string (ts->topology_string),
    GNUNET_TESTING_trait_end ()
  };
 
  return GNUNET_TESTING_get_trait (traits,
                                   ret,
                                   trait,
                                   index);
}

References GNUNET_TESTING_get_trait(), GNUNET_TESTING_trait_end(), GNUNET_TESTING_Trait::index, ret, TopologyState::topology, TopologyState::topology_string, and traits().

Referenced by GNUNET_TESTING_cmd_load_topology_from_file(), GNUNET_TESTING_cmd_load_topology_from_string(), and traits().

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get_topo_string_from_file()

static char * get_topo_string_from_file ( const char *  topology_data_file )

static

Definition at line 108 of file testing_api_cmd_get_topo.c.

{
  uint64_t fs;
  char *data;
 
  if (GNUNET_YES !=
      GNUNET_DISK_file_test (topology_data_file))
  {
    LOG (GNUNET_ERROR_TYPE_ERROR,
         "Topology file %s not found\n",
         topology_data_file);
    return NULL;
  }
  if (GNUNET_OK !=
      GNUNET_DISK_file_size (topology_data_file,
                             &fs,
                             GNUNET_YES,
                             GNUNET_YES))
  {
    LOG (GNUNET_ERROR_TYPE_ERROR,
         "Could not determine size of topology file %s\n",
         topology_data_file);
    return NULL;
  }
  data = GNUNET_malloc_large (fs + 1);
  GNUNET_assert (NULL != data);
  if (fs !=
      GNUNET_DISK_fn_read (topology_data_file,
                           data,
                           fs))
  {
    LOG (GNUNET_ERROR_TYPE_ERROR,
         "Topology file %s cannot be read\n",
         topology_data_file);
    GNUNET_free (data);
    return NULL;
  }
  return data;
}

References data, fs, GNUNET_assert, GNUNET_DISK_file_size(), GNUNET_DISK_file_test(), GNUNET_DISK_fn_read(), GNUNET_ERROR_TYPE_ERROR, GNUNET_free, GNUNET_malloc_large, GNUNET_OK, GNUNET_YES, and LOG.

Referenced by run().

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run()

static void run ( void *  cls, struct GNUNET_TESTING_Interpreter *  is  )

static

The run method starts the script which setup the network namespaces.

Parameters

cls	closure.
is	interpreter state.

Definition at line 156 of file testing_api_cmd_get_topo.c.

{
  struct TopologyState *ts = cls;
 
  if (NULL == ts->topology_string)
  {
    ts->topology_alloc
      = get_topo_string_from_file (ts->file_name);
    if (NULL == ts->topology_alloc)
      GNUNET_TESTING_FAIL (is);
    ts->topology_string = ts->topology_alloc;
  }
  ts->topology
    = GNUNET_TESTING_get_topo_from_string_ (ts->topology_string);
  if (NULL == ts->topology)
    GNUNET_TESTING_FAIL (is);
}

References TopologyState::file_name, get_topo_string_from_file(), GNUNET_TESTING_FAIL, GNUNET_TESTING_get_topo_from_string_(), is, TopologyState::topology, TopologyState::topology_alloc, and TopologyState::topology_string.

Referenced by GNUNET_TESTING_cmd_load_topology_from_file(), and GNUNET_TESTING_cmd_load_topology_from_string().

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GNUNET_TESTING_cmd_load_topology_from_file()

struct GNUNET_TESTING_Command GNUNET_TESTING_cmd_load_topology_from_file	(	const char *	label,
		const char *	file_name
	)

Definition at line 177 of file testing_api_cmd_get_topo.c.

{
  struct TopologyState *ts;
 
  ts = GNUNET_new (struct TopologyState);
  ts->label = label;
  ts->file_name = file_name;
  return GNUNET_TESTING_command_new_ac (
    ts,
    label,
    &run,
    &cleanup,
    traits,
    NULL);
}

References cleanup(), file_name, TopologyState::file_name, GNUNET_new, GNUNET_TESTING_command_new_ac(), TopologyState::label, run(), and traits().

Referenced by main().

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GNUNET_TESTING_cmd_load_topology_from_string()

struct GNUNET_TESTING_Command GNUNET_TESTING_cmd_load_topology_from_string	(	const char *	label,
		const char *	topology_string
	)

Definition at line 197 of file testing_api_cmd_get_topo.c.

{
  struct TopologyState *ts;
 
  GNUNET_assert (NULL != topology_string);
  ts = GNUNET_new (struct TopologyState);
  ts->label = label;
  ts->topology_string = topology_string;
  return GNUNET_TESTING_command_new_ac (
    ts,
    label,
    &run,
    &cleanup,
    traits,
    NULL);
}

References cleanup(), GNUNET_assert, GNUNET_new, GNUNET_TESTING_command_new_ac(), TopologyState::label, run(), TopologyState::topology_string, topology_string, and traits().

Referenced by main(), and start_testcase().

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