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server: implement CTDB_PUBLIC_IP_FLAGS_ONLY_AVAILABLE behavior

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metze

(This used to be ctdb commit 09a5c59bc8d1301edf60d7ae77504dc6d11a7da2)
This commit is contained in:
Stefan Metzmacher 2009-12-16 16:08:45 +01:00
parent b9f6afe4b0
commit d89604afab
1 changed files with 39 additions and 4 deletions
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43
ctdb/server/ctdb_takeover.c
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@ -169,6 +169,31 @@ static void ctdb_vnn_unassign_iface(struct ctdb_context *ctdb,
}
}
static bool ctdb_vnn_available(struct ctdb_context *ctdb,
struct ctdb_vnn *vnn)
{
int i;
if (vnn->iface && vnn->iface->link_up) {
return true;
}
for (i=0; vnn->ifaces[i]; i++) {
struct ctdb_iface *cur;
cur = ctdb_find_iface(ctdb, vnn->ifaces[i]);
if (cur == NULL) {
continue;
}
if (cur->link_up) {
return true;
}
}
return false;
}
struct ctdb_takeover_arp {
struct ctdb_context *ctdb;
uint32_t count;
@ -1627,6 +1652,11 @@ int32_t ctdb_control_get_public_ips(struct ctdb_context *ctdb,
int i, num, len;
struct ctdb_all_public_ips *ips;
struct ctdb_vnn *vnn;
bool only_available = false;
if (c->flags & CTDB_PUBLIC_IP_FLAGS_ONLY_AVAILABLE) {
only_available = true;
}
/* count how many public ip structures we have */
num = 0;
@ -1639,16 +1669,21 @@ int32_t ctdb_control_get_public_ips(struct ctdb_context *ctdb,
ips = talloc_zero_size(outdata, len);
CTDB_NO_MEMORY(ctdb, ips);
outdata->dsize = len;
outdata->dptr = (uint8_t *)ips;
ips->num = num;
i = 0;
for (vnn=ctdb->vnn;vnn;vnn=vnn->next) {
if (only_available && !ctdb_vnn_available(ctdb, vnn)) {
continue;
}
ips->ips[i].pnn = vnn->pnn;
ips->ips[i].addr = vnn->public_address;
i++;
}
ips->num = i;
len = offsetof(struct ctdb_all_public_ips, ips) +
i*sizeof(struct ctdb_public_ip);
outdata->dsize = len;
outdata->dptr = (uint8_t *)ips;
return 0;
}