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ctdb-ipalloc: Add no_ip_failback to ipalloc_state

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The IP allocation algorithms need the value of this tunable, so copy
it to avoid needing the CTDB context.

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
This commit is contained in:
Martin Schwenke 2015-10-29 19:53:25 +11:00 committed by Amitay Isaacs
parent 47ddd62358
commit cc1637b17c
1 changed files with 6 additions and 3 deletions
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9
ctdb/server/ctdb_takeover.c
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@ -67,6 +67,7 @@ struct ipalloc_state {
struct ctdb_public_ip_list_old **available_public_ips;
enum ipalloc_algorithm algorithm;
uint32_t no_ip_failback;
};
struct ctdb_interface {
@ -2107,7 +2108,7 @@ static void ip_alloc_deterministic_ips(struct ctdb_context *ctdb,
* IPs, since the modulo step above implicitly fails
* back IPs to their "home" node.
*/
if (1 == ctdb->tunable.no_ip_failback) {
if (1 == ctdb->ipalloc_state->no_ip_failback) {
DEBUG(DEBUG_WARNING, ("WARNING: 'NoIPFailback' set but ignored - incompatible with 'DeterministicIPs\n"));
}
@ -2134,7 +2135,7 @@ static void ip_alloc_nondeterministic_ips(struct ctdb_context *ctdb,
basic_allocate_unassigned(ctdb, ipflags, all_ips);
/* If we don't want IPs to fail back then don't rebalance IPs. */
if (1 == ctdb->tunable.no_ip_failback) {
if (1 == ctdb->ipalloc_state->no_ip_failback) {
return;
}
@ -2163,7 +2164,7 @@ static void ip_alloc_lcp2(struct ctdb_context *ctdb,
lcp2_allocate_unassigned(ctdb, ipflags, all_ips, lcp2_imbalances);
/* If we don't want IPs to fail back then don't rebalance IPs. */
if (1 == ctdb->tunable.no_ip_failback) {
if (1 == ctdb->ipalloc_state->no_ip_failback) {
goto finished;
}
@ -2482,6 +2483,8 @@ static struct ipalloc_state * ipalloc_state_init(struct ctdb_context *ctdb,
ipalloc_state->algorithm = IPALLOC_NONDETERMINISTIC;
}
ipalloc_state->no_ip_failback = ctdb->tunable.no_ip_failback;
return ipalloc_state;
}