Ejemplo n.º 1
0
ypresp_key_val *
ypproc_first_2_svc(ypreq_nokey *arg, struct svc_req *req)
{
	static struct ypresp_key_val	res;

	if (yp_valid_domain(arg->domain, (struct ypresp_val *)&res) == -1)
		return (&res);

	if (strcmp(arg->map, "passwd.byname") == 0 ||
	    strcmp(arg->map, "master.passwd.byname") == 0) {
		if (env->sc_user_lines == NULL)
			return (NULL);

		yp_make_keyval(&res, env->sc_user_lines, env->sc_user_lines);
	} else if (strcmp(arg->map, "group.byname") == 0) {
		if (env->sc_group_lines == NULL)
			return (NULL);

		yp_make_keyval(&res, env->sc_group_lines, env->sc_group_lines);
	} else {
		log_debug("unknown map %s", arg->map);
		res.stat = YP_NOMAP;
	}

	return (&res);
}
Ejemplo n.º 2
0
ypresp_maplist *
ypproc_maplist_2_svc(domainname *arg, struct svc_req *req)
{
	size_t			 i;
	static struct {
		char		*name;
		int		 cond;
	}			 mapnames[] = {
		{ "passwd.byname",		YPMAP_PASSWD_BYNAME },
		{ "passwd.byuid",		YPMAP_PASSWD_BYUID },
		{ "master.passwd.byname",	YPMAP_MASTER_PASSWD_BYNAME },
		{ "master.passwd.byuid",	YPMAP_MASTER_PASSWD_BYUID },
		{ "group.byname",		YPMAP_GROUP_BYNAME },
		{ "group.bygid",		YPMAP_GROUP_BYGID },
		{ "netid.byname",		YPMAP_NETID_BYNAME },
	};
	static ypresp_maplist	 res;
	static struct ypmaplist	 maps[sizeof(mapnames) / sizeof(mapnames[0])];
	
	if (yp_valid_domain(*arg, (struct ypresp_val *)&res) == -1)
		return (&res);

	res.stat = YP_TRUE;
	res.maps = NULL;
	for (i = 0; i < sizeof(mapnames) / sizeof(mapnames[0]); i++) {
		if (!(env->sc_flags & mapnames[i].cond))
			continue;
		maps[i].map = mapnames[i].name;
		maps[i].next = res.maps;
		res.maps = &maps[i];
	}

	return (&res);
}
Ejemplo n.º 3
0
ypresp_master *
ypproc_master_2_svc(ypreq_nokey *arg, struct svc_req *req)
{
	static struct ypresp_master	 res;

	if (yp_valid_domain(arg->domain, (struct ypresp_val *)&res) == -1)
		return (&res);

	res.stat = YP_YPERR;
	return (&res);
}
Ejemplo n.º 4
0
ypresp_all *
ypproc_all_2_svc(ypreq_nokey *arg, struct svc_req *req)
{
	static struct ypresp_all	res;

	if (yp_valid_domain(arg->domain, (struct ypresp_val *)&res) == -1)
		return (&res);

	svcerr_auth(req->rq_xprt, AUTH_FAILED);
	return (NULL);
}
Ejemplo n.º 5
0
ypresp_master *
ypproc_master_2_svc(ypreq_nokey *arg, struct svc_req *req)
{
	static struct ypresp_master	 res;
	static char master[YPMAXPEER + 1];

	memset(&res, 0, sizeof(res));
	if (yp_valid_domain(arg->domain, (struct ypresp_val *)&res) == -1)
		return (&res);
	
	if (gethostname(master, sizeof(master)) == 0) {
		res.peer = (peername)master;
		res.stat = YP_TRUE;
	} else
		res.stat = YP_NOKEY;

	return (&res);
}
Ejemplo n.º 6
0
ypresp_key_val *
ypproc_next_2_svc(ypreq_key *arg, struct svc_req *req)
{
	struct userent			 ukey;
	struct userent			*ue;
	struct groupent			 gkey;
	struct groupent			*ge;
	char				*line;
	static struct ypresp_key_val	 res;
	char				 key[YPMAXRECORD+1];

	if (yp_valid_domain(arg->domain, (struct ypresp_val *)&res) == -1)
		return (&res);

	if (strcmp(arg->map, "passwd.byname") == 0 ||
	    strcmp(arg->map, "master.passwd.byname") == 0) {
		bzero(key, sizeof(key));
		(void)strncpy(key, arg->key.keydat_val,
		    arg->key.keydat_len);
		ukey.ue_line = key;
		if ((ue = RB_FIND(user_name_tree, env->sc_user_names,
		    &ukey)) == NULL) {
			/*
			 * canacar's trick:
			 * the user might have been deleted in between calls
			 * to next since the tree may be modified by a reload.
			 * next should still return the next user in
			 * lexicographical order, hence insert the search key
			 * and look up the next field, then remove it again.
			 */
			RB_INSERT(user_name_tree, env->sc_user_names, &ukey);
			if ((ue = RB_NEXT(user_name_tree, &env->sc_user_names,
			    &ukey)) == NULL) {
				RB_REMOVE(user_name_tree, env->sc_user_names,
				    &ukey);
				res.stat = YP_NOKEY;
				return (&res);
			}
			RB_REMOVE(user_name_tree, env->sc_user_names, &ukey);
		}
		line = ue->ue_line + (strlen(ue->ue_line) + 1);
		line = line + (strlen(line) + 1);
		yp_make_keyval(&res, line, line);
		return (&res);


	} else if (strcmp(arg->map, "group.byname") == 0) {
		bzero(key, sizeof(key));
		(void)strncpy(key, arg->key.keydat_val,
		    arg->key.keydat_len);
		
		gkey.ge_line = key;
		if ((ge = RB_FIND(group_name_tree, env->sc_group_names,
		    &gkey)) == NULL) {
			/*
			 * canacar's trick reloaded.
			 */
			RB_INSERT(group_name_tree, env->sc_group_names, &gkey);
			if ((ge = RB_NEXT(group_name_tree, &env->sc_group_names,
			    &gkey)) == NULL) {
				RB_REMOVE(group_name_tree, env->sc_group_names,
				    &gkey);
				res.stat = YP_NOKEY;
				return (&res);
			}
			RB_REMOVE(group_name_tree, env->sc_group_names, &gkey);
		}

		line = ge->ge_line + (strlen(ge->ge_line) + 1);
		line = line + (strlen(line) + 1);
		yp_make_keyval(&res, line, line);
		return (&res);
	} else {
		log_debug("unknown map %s", arg->map);
		res.stat = YP_NOMAP;
		return (&res);
	}
}
Ejemplo n.º 7
0
ypresp_val *
ypproc_match_2_svc(ypreq_key *arg, struct svc_req *req)
{
	struct userent		 ukey;
	struct userent		*ue;
	struct groupent		 gkey;
	struct groupent		*ge;
	static struct ypresp_val res;
	const char		*estr;
	char			*bp, *cp;
	char			 key[YPMAXRECORD+1];

	log_debug("matching '%.*s' in map %s", arg->key.keydat_len,
	   arg->key.keydat_val, arg->map);

	if (yp_valid_domain(arg->domain, (struct ypresp_val *)&res) == -1)
		return (&res);

	if (env->sc_user_names == NULL) {
		/*
		 * tree not ready.
		 */
		return (NULL);
	}

	if (arg->key.keydat_len > YPMAXRECORD) {
		log_debug("argument too long");
		return (NULL);
	}
	bzero(key, sizeof(key));
	(void)strncpy(key, arg->key.keydat_val, arg->key.keydat_len);

	if (strcmp(arg->map, "passwd.byname") == 0 ||
	    strcmp(arg->map, "master.passwd.byname") == 0) {
		ukey.ue_line = key;
		if ((ue = RB_FIND(user_name_tree, env->sc_user_names,
		    &ukey)) == NULL) {
			res.stat = YP_NOKEY;
			return (&res);
		}

		yp_make_val(&res, ue->ue_line, 1);
		return (&res);
	} else if (strcmp(arg->map, "passwd.byuid") == 0 ||
		   strcmp(arg->map, "master.passwd.byuid") == 0) {
		ukey.ue_uid = strtonum(key, 0, UID_MAX, &estr); 
		if (estr) {
			res.stat = YP_BADARGS;
			return (&res);
		}

		if ((ue = RB_FIND(user_uid_tree, &env->sc_user_uids,
		    &ukey)) == NULL) {
			res.stat = YP_NOKEY;
			return (&res);
		}

		yp_make_val(&res, ue->ue_line, 1);
		return (&res);
	} else if (strcmp(arg->map, "group.bygid") == 0) {
		gkey.ge_gid = strtonum(key, 0, GID_MAX, &estr); 
		if (estr) {
			res.stat = YP_BADARGS;
			return (&res);
		}
		if ((ge = RB_FIND(group_gid_tree, &env->sc_group_gids,
		    &gkey)) == NULL) {
			res.stat = YP_NOKEY;
			return (&res);
		}

		yp_make_val(&res, ge->ge_line, 1);
		return (&res);
	} else if (strcmp(arg->map, "group.byname") == 0) {
		gkey.ge_line = key;
		if ((ge = RB_FIND(group_name_tree, env->sc_group_names,
		    &gkey)) == NULL) {
			res.stat = YP_NOKEY;
			return (&res);
		}

		yp_make_val(&res, ge->ge_line, 1);
		return (&res);
	} else if (strcmp(arg->map, "netid.byname") == 0) {
		bp = cp = key;

		if (strncmp(bp, "unix.", strlen("unix.")) != 0) {
			res.stat = YP_BADARGS;
			return (&res);
		}

		bp += strlen("unix.");

		if (*bp == '\0') {
			res.stat = YP_BADARGS;
			return (&res);
		}

		if (!(cp = strsep(&bp, "@"))) {
			res.stat = YP_BADARGS;
			return (&res);
		}

		if (strcmp(bp, arg->domain) != 0) {
			res.stat = YP_BADARGS;
			return (&res);
		}

		ukey.ue_uid = strtonum(cp, 0, UID_MAX, &estr); 
		if (estr) {
			res.stat = YP_BADARGS;
			return (&res);
		}

		if ((ue = RB_FIND(user_uid_tree, &env->sc_user_uids,
		    &ukey)) == NULL) {
			res.stat = YP_NOKEY;
			return (&res);
		}

		yp_make_val(&res, ue->ue_netid_line, 0);
		return (&res);
	
	} else {
		log_debug("unknown map %s", arg->map);
		res.stat = YP_NOMAP;
		return (&res);
	}
}