/*
* replica_check_poolset_health -- check if a given poolset can be considered as
* healthy, and store the status in a helping structure
*/
int
replica_check_poolset_health(struct pool_set *set,
struct poolset_health_status **set_hsp, unsigned flags)
{
if (replica_create_poolset_health_status(set, set_hsp)) {
LOG(1, "Creating poolset health status failed");
return -1;
}
struct poolset_health_status *set_hs = *set_hsp;
/* check if part files exist, and if not - create them, and open them */
check_and_open_poolset_part_files(set, set_hs, flags);
/* map all headers */
map_all_unbroken_headers(set, set_hs);
/* check if checksums are correct for parts in all replicas */
check_checksums(set, set_hs);
/* check if uuids in parts across each replica are consistent */
if (check_replicas_consistency(set, set_hs)) {
LOG(1, "Replica consistency check failed");
goto err;
}
/* check poolset_uuid values between replicas */
if (check_poolset_uuids(set, set_hs)) {
LOG(1, "Poolset uuids check failed");
goto err;
}
/* check if uuids for adjacent replicas are consistent */
if (check_uuids_between_replicas(set, set_hs)) {
LOG(1, "Replica uuids check failed");
goto err;
}
if (check_store_all_sizes(set, set_hs)) {
LOG(1, "Reading pool sizes failed");
goto err;
}
unmap_all_headers(set);
util_poolset_fdclose(set);
return 0;
err:
unmap_all_headers(set);
util_poolset_fdclose(set);
replica_free_poolset_health_status(set_hs);
return -1;
}
/*
* replica_check_poolset_health -- check if a given poolset can be considered as
* healthy, and store the status in a helping structure
*/
int
replica_check_poolset_health(struct pool_set *set,
struct poolset_health_status **set_hsp, unsigned flags)
{
LOG(3, "set %p, set_hsp %p, flags %u", set, set_hsp, flags);
if (replica_create_poolset_health_status(set, set_hsp)) {
LOG(1, "creating poolset health status failed");
return -1;
}
struct poolset_health_status *set_hs = *set_hsp;
/* check if part files exist, and if not - create them, and open them */
check_and_open_poolset_part_files(set, set_hs, flags);
/* map all headers */
map_all_unbroken_headers(set, set_hs);
/* check if checksums are correct for parts in all replicas */
check_checksums(set, set_hs);
/* check if option flags are consistent */
if (check_options(set, set_hs)) {
LOG(1, "flags check failed");
goto err;
}
if (check_shutdown_state(set, set_hs)) {
LOG(1, "replica shutdown_state check failed");
goto err;
}
/* check if uuids in parts across each replica are consistent */
if (check_replicas_consistency(set, set_hs)) {
LOG(1, "replica consistency check failed");
goto err;
}
/* check poolset_uuid values between replicas */
if (check_poolset_uuids(set, set_hs)) {
LOG(1, "poolset uuids check failed");
goto err;
}
/* check if uuids for adjacent replicas are consistent */
if (check_uuids_between_replicas(set, set_hs)) {
LOG(1, "replica uuids check failed");
goto err;
}
/* check if healthy replicas make up another poolset */
if (check_replica_cycles(set, set_hs)) {
LOG(1, "replica cycles check failed");
goto err;
}
/* check if replicas are large enough */
if (check_replica_sizes(set, set_hs)) {
LOG(1, "replica sizes check failed");
goto err;
}
if (check_store_all_sizes(set, set_hs)) {
LOG(1, "reading pool sizes failed");
goto err;
}
unmap_all_headers(set);
util_poolset_fdclose_always(set);
return 0;
err:
errno = EINVAL;
unmap_all_headers(set);
util_poolset_fdclose_always(set);
replica_free_poolset_health_status(set_hs);
return -1;
}