void redis_reshard::copy_slots(acl::redis_node& from, acl::redis_node& to)
{
const std::vector<std::pair<size_t, size_t> >& slots = from.get_slots();
std::vector<std::pair<size_t, size_t> >::const_iterator cit;
for (cit = slots.begin(); cit != slots.end(); ++cit)
to.add_slot_range(cit->first, cit->second);
}
bool redis_builder::master_set_slots(acl::redis& redis,
acl::redis_node& master)
{
const std::vector<std::pair<size_t, size_t> >& slots
= master.get_slots();
if (slots.size() != 1)
{
printf("%s: invalid slots's size: %d, addr: %s\r\n",
__FUNCTION__, (int) slots.size(), master.get_addr());
return false;
}
const std::pair<size_t, size_t> slot = slots[0];
size_t min_slot = slot.first, max_slot = slot.second;
size_t n = max_slot - min_slot + 1;
int *slot_array = (int*) malloc(sizeof(int) * n);
for (size_t i = 0; i < n; i++)
{
slot_array[i] = (int)min_slot;
min_slot++;
}
if (redis.cluster_addslots(slot_array, n) == false)
{
printf("%s: addslots error: %s, addr: %s, slots: %d, %d\r\n",
__FUNCTION__, redis.result_error(), master.get_addr(),
(int) min_slot, (int) max_slot);
return false;
}
return true;
}
void redis_reshard::show_slots(const acl::redis_node& node)
{
const std::vector<std::pair<size_t, size_t> > slots = node.get_slots();
std::vector<std::pair<size_t, size_t> >::const_iterator cit;
for (cit = slots.begin(); cit != slots.end(); ++cit)
printf("slots: %d - %d\r\n",
(int) cit->first, (int) cit->second);
}