Example #1
0
/*
 * call-seq:
 *   basicsocket.getpeereid => [euid, egid]
 *
 * Returns the user and group on the peer of the UNIX socket.
 * The result is a two element array which contains the effective uid and the effective gid.
 *
 *   Socket.unix_server_loop("/tmp/sock") {|s|
 *     begin
 *       euid, egid = s.getpeereid
 *
 *       # Check the connected client is myself or not.
 *       next if euid != Process.uid
 *
 *       # do something about my resource.
 *
 *     ensure
 *       s.close
 *     end
 *   }
 *
 */
static VALUE
bsock_getpeereid(VALUE self)
{
UNRUBBY_SOCKET_HACK;
#if defined(HAVE_GETPEEREID)
    rb_io_t *fptr;
    uid_t euid;
    gid_t egid;
    GetOpenFile(self, fptr);
    if (getpeereid(fptr->fd, &euid, &egid) == -1)
	rb_sys_fail("getpeereid");
    return rb_assoc_new(UIDT2NUM(euid), GIDT2NUM(egid));
#elif defined(SO_PEERCRED) /* GNU/Linux */
    rb_io_t *fptr;
    struct ucred cred;
    socklen_t len = sizeof(cred);
    GetOpenFile(self, fptr);
    if (getsockopt(fptr->fd, SOL_SOCKET, SO_PEERCRED, &cred, &len) == -1)
	rb_sys_fail("getsockopt(SO_PEERCRED)");
    return rb_assoc_new(UIDT2NUM(cred.uid), GIDT2NUM(cred.gid));
#elif defined(HAVE_GETPEERUCRED) /* Solaris */
    rb_io_t *fptr;
    ucred_t *uc = NULL;
    VALUE ret;
    GetOpenFile(self, fptr);
    if (getpeerucred(fptr->fd, &uc) == -1)
	rb_sys_fail("getpeerucred");
    ret = rb_assoc_new(UIDT2NUM(ucred_geteuid(uc)), GIDT2NUM(ucred_getegid(uc)));
    ucred_free(uc);
    return ret;
#endif
}
Example #2
0
VALUE setup_group(struct group *grp)
{
  VALUE obj;
  if (!grp) errno  || (errno = 61); // ENODATA
  eu_errno( setup_safe_str ( "Error setting up Group instance." ) );

  obj = rb_obj_alloc(rb_cGroup);

  rb_ivar_set(obj, id_name, setup_safe_str(grp->gr_name));
  rb_ivar_set(obj, id_passwd, setup_safe_str(grp->gr_passwd));
  rb_ivar_set(obj, id_gid, GIDT2NUM(grp->gr_gid));
  rb_iv_set(obj, "@members", setup_safe_array(grp->gr_mem));

  return obj;
}
Example #3
0
static VALUE
setup_group(struct group *grp)
{
    VALUE mem;
    char **tbl;

    mem = rb_ary_new();
    tbl = grp->gr_mem;
    while (*tbl) {
	rb_ary_push(mem, safe_setup_str(*tbl));
	tbl++;
    }
    return rb_struct_new(sGroup,
			 safe_setup_str(grp->gr_name),
#ifdef HAVE_ST_GR_PASSWD
			 safe_setup_str(grp->gr_passwd),
#endif
			 GIDT2NUM(grp->gr_gid),
			 mem);
}
Example #4
0
static VALUE
setup_passwd(struct passwd *pwd)
{
    if (pwd == 0) rb_sys_fail("/etc/passwd");
    return rb_struct_new(sPasswd,
			 safe_setup_str(pwd->pw_name),
#ifdef HAVE_ST_PW_PASSWD
			 safe_setup_str(pwd->pw_passwd),
#endif
			 UIDT2NUM(pwd->pw_uid),
			 GIDT2NUM(pwd->pw_gid),
#ifdef HAVE_ST_PW_GECOS
			 safe_setup_str(pwd->pw_gecos),
#endif
			 safe_setup_str(pwd->pw_dir),
			 safe_setup_str(pwd->pw_shell),
#ifdef HAVE_ST_PW_CHANGE
			 INT2NUM(pwd->pw_change),
#endif
#ifdef HAVE_ST_PW_QUOTA
			 INT2NUM(pwd->pw_quota),
#endif
#ifdef HAVE_ST_PW_AGE
			 PW_AGE2VAL(pwd->pw_age),
#endif
#ifdef HAVE_ST_PW_CLASS
			 safe_setup_str(pwd->pw_class),
#endif
#ifdef HAVE_ST_PW_COMMENT
			 safe_setup_str(pwd->pw_comment),
#endif
#ifdef HAVE_ST_PW_EXPIRE
			 INT2NUM(pwd->pw_expire),
#endif
			 0		/*dummy*/
	);
}