4 Copyright (C) Ronnie Sahlberg 2007
5 Copyright (C) Andrew Tridgell 2007
6 Copyright (C) Martin Schwenke 2015
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, see <http://www.gnu.org/licenses/>.
22 #ifndef __CTDB_IPALLOC_H__
23 #define __CTDB_IPALLOC_H__
28 #include "system/network.h"
30 struct public_ip_list {
31 struct public_ip_list *next;
37 uint32_t *ip_key(ctdb_sock_addr *ip);
39 /* Flags used in IP allocation algorithms. */
40 enum ipalloc_algorithm {
41 IPALLOC_DETERMINISTIC,
42 IPALLOC_NONDETERMINISTIC,
48 struct ipalloc_state * ipalloc_state_init(TALLOC_CTX *mem_ctx,
50 enum ipalloc_algorithm algorithm,
52 uint32_t *force_rebalance_nodes);
54 void ipalloc_set_node_flags(struct ipalloc_state *ipalloc_state,
55 struct ctdb_node_map *nodemap,
56 uint32_t *tval_noiptakeover,
57 uint32_t *tval_noiphostonalldisabled);
59 bool ipalloc_set_public_ips(struct ipalloc_state *ipalloc_state,
60 struct ctdb_public_ip_list *known_ips,
61 struct ctdb_public_ip_list *available_ips);
63 bool ipalloc_can_host_ips(struct ipalloc_state *ipalloc_state);
65 struct public_ip_list *ipalloc(struct ipalloc_state *ipalloc_state);
67 #endif /* __CTDB_IPALLOC_H__ */