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86666d6570
Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com>
58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
/*
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CTDB IP takeover code
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Copyright (C) Ronnie Sahlberg 2007
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Copyright (C) Andrew Tridgell 2007
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Copyright (C) Martin Schwenke 2015
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __CTDB_IPALLOC_PRIVATE_H__
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#define __CTDB_IPALLOC_PRIVATE_H__
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#include "protocol/protocol.h"
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#include "server/ipalloc.h"
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struct ipalloc_state {
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uint32_t num;
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/* Arrays with data for each node */
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struct ctdb_public_ip_list *available_public_ips;
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struct ctdb_public_ip_list *known_public_ips;
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struct public_ip_list *all_ips;
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enum ipalloc_algorithm algorithm;
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bool no_ip_failback;
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bool no_ip_takeover;
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uint32_t *force_rebalance_nodes;
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};
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bool can_node_takeover_ip(struct ipalloc_state *ipalloc_state,
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int32_t pnn,
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struct public_ip_list *ip);
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int node_ip_coverage(uint32_t pnn, struct public_ip_list *ips);
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int find_takeover_node(struct ipalloc_state *ipalloc_state,
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struct public_ip_list *ip);
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void unassign_unsuitable_ips(struct ipalloc_state *ipalloc_state);
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void basic_allocate_unassigned(struct ipalloc_state *ipalloc_state);
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bool ipalloc_nondeterministic(struct ipalloc_state *ipalloc_state);
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bool ipalloc_deterministic(struct ipalloc_state *ipalloc_state);
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bool ipalloc_lcp2(struct ipalloc_state *ipalloc_state);
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#endif /* __CTDB_IPALLOC_PRIVATE_H__ */
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