int
main(void)
{
const char * comm[] = {"./hello.exe", NULL, };
sandbox_t sbox;
sandbox_init(&sbox, comm);
sandbox_execute(&sbox);
sandbox_probe(&sbox);
sandbox_fini(&sbox);
return 0;
}
int normal_excute(int run_id, int problem_id, path_info_t *pinfo,
int wallclock/* in ms */, int cputime/* in ms */,
int memory/* in byte */, int disksize/* in byte */,
config_t *pconfig, result_t *sandbox_result)
{
/* initial task */
task_t task;
int ifd, ofd, efd;
memset(&task, 0, sizeof(task_t));
/* set exe file name */
strcpy(task.exe, pinfo->exefile_name);
strcpy(task.exe_abspath, pinfo->exefile_abspath);
/* check the exe file*/
//...
/* set uid, gid */
task.uid = getuid();
task.gid = getgid();
/* set in, out, error out fds */
if((ifd = open(pinfo->infile_abspath, O_RDONLY)) < 0)
{
__TRACE_LN(__TRACE_KEY, "Internal Error : Input data file(%s) open failed", pinfo->infile_abspath);
return -1;
}
if((ofd = open(pinfo->tmpout_abspath, O_WRONLY | O_CREAT | O_TRUNC,
S_IRUSR | S_IWRITE | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)) < 0)
{
close(ifd);
__TRACE_LN(__TRACE_KEY, "Internal Error : Tmp output data file(%s) open failed", pinfo->tmpout_abspath);
return -1;
}
if((efd = open("/dev/null", O_WRONLY)) < 0)
{
close(ifd);
close(ofd);
__TRACE_LN(__TRACE_KEY, "Internal Error : Error output file open failed");
return -1;
}
task.ifd = ifd;
task.ofd = ofd;
task.efd = efd;
/* set quota */
task.quota[QUOTA_WALLCLOCK] = wallclock;
task.quota[QUOTA_CPUTIME] = cputime;
task.quota[QUOTA_MEMORY] = memory;
task.quota[QUOTA_OUTPUT] = disksize;
sandbox_t sbox;
sandbox_init(&sbox, &task);
__TRACE_LN(__TRACE_DBG, "DBG : sandbox init done");
if(sandbox_excute(&sbox) < 0) *sandbox_result = INTERNAL_ERROR;
else *sandbox_result = sbox.result;
if(sandbox_result != PENDED)
{
float t = sbox.stat.ru.ru_utime.tv_sec * 1000 + sbox.stat.ru.ru_utime.tv_usec / 1000.0;
t += sbox.stat.ru.ru_stime.tv_sec * 1000 + sbox.stat.ru.ru_stime.tv_sec / 1000.0;
__TRACE_LN(__TRACE_DBG, "Time usage : %.2f(ms)", t);
__TRACE_LN(__TRACE_DBG, "Memory usage : %d(B)", sbox.stat.vsize_peak);
}
sandbox_fini(&sbox);
close(ifd);
close(ofd);
close(efd);
return 0;
}
~Sandbox() {
sandbox_fini(&sandbox);
}
