/**
* Initialize node stability caching.
*/
G_GNUC_COLD void
stable_init(void)
{
dbstore_kv_t kv = { KUID_RAW_SIZE, NULL, sizeof(struct lifedata), 0 };
dbstore_packing_t packing =
{ serialize_lifedata, deserialize_lifedata, NULL };
g_assert(NULL == db_lifedata);
g_assert(NULL == stable_sync_ev);
g_assert(NULL == stable_prune_ev);
/* Legacy: remove after 0.97 -- RAM, 2011-05-03 */
dbstore_move(settings_config_dir(), settings_dht_db_dir(), db_stable_base);
db_lifedata = dbstore_open(db_stable_what, settings_dht_db_dir(),
db_stable_base, kv, packing, STABLE_DB_CACHE_SIZE, kuid_hash, kuid_eq,
GNET_PROPERTY(dht_storage_in_memory));
dbmw_set_map_cache(db_lifedata, STABLE_MAP_CACHE_SIZE);
stable_prune_old();
stable_sync_ev = cq_periodic_main_add(STABLE_SYNC_PERIOD,
stable_sync, NULL);
stable_prune_ev = cq_periodic_main_add(STABLE_PRUNE_PERIOD,
stable_periodic_prune, NULL);
}
/**
* Initialize local key management.
*/
G_GNUC_COLD void
keys_init(void)
{
size_t i;
dbstore_kv_t kv = { KUID_RAW_SIZE, NULL, sizeof(struct keydata), 0 };
dbstore_packing_t packing =
{ serialize_keydata, deserialize_keydata, NULL };
g_assert(NULL == keys_periodic_ev);
g_assert(NULL == keys);
g_assert(NULL == db_keydata);
keys_periodic_ev = cq_periodic_main_add(LOAD_PERIOD * 1000,
keys_periodic_load, NULL);
keys = hikset_create(
offsetof(struct keyinfo, kuid), HASH_KEY_FIXED, KUID_RAW_SIZE);
install_periodic_kball(KBALL_FIRST);
db_keydata = dbstore_open(db_keywhat, settings_dht_db_dir(), db_keybase,
kv, packing, KEYS_DB_CACHE_SIZE, kuid_hash, kuid_eq,
GNET_PROPERTY(dht_storage_in_memory));
for (i = 0; i < G_N_ELEMENTS(decimation_factor); i++)
decimation_factor[i] = pow(KEYS_DECIMATION_BASE, i);
values_init();
keys_init_keyinfo();
keys_sync_ev = cq_periodic_main_add(KEYS_SYNC_PERIOD, keys_sync, NULL);
}
/**
* Initialize the DHT publisher.
*/
void G_COLD
publisher_init(void)
{
size_t i;
dbstore_kv_t kv = { SHA1_RAW_SIZE, NULL, sizeof(struct pubdata), 0 };
dbstore_packing_t packing =
{ serialize_pubdata, deserialize_pubdata, NULL };
publish_cq = cq_main_submake("publisher", PUBLISHER_CALLOUT);
publisher_sha1 = hikset_create(
offsetof(struct publisher_entry, sha1), HASH_KEY_FIXED, SHA1_RAW_SIZE);
db_pubdata = dbstore_open(db_pubdata_what, settings_dht_db_dir(),
db_pubdata_base, kv, packing, PUBLISH_DB_CACHE_SIZE,
sha1_hash, sha1_eq, GNET_PROPERTY(dht_storage_in_memory));
cq_periodic_add(publish_cq, PUBLISH_SYNC_PERIOD, publisher_sync, NULL);
for (i = 0; i < N_ITEMS(inverse_decimation); i++) {
double n = i + 1.0;
double v = log(n / KDA_K);
inverse_decimation[i] = 1.0 / (1.0 + v * v);
if (GNET_PROPERTY(publisher_debug) > 4) {
g_debug("PUBLISHER inverse_decimation[%zu] = %g",
i, inverse_decimation[i]);
}
}
for (i = 0; i < N_ITEMS(inverse_decimation); i++) {
if (inverse_decimation[i] >= PUBLISH_MIN_DECIMATION) {
publisher_minimum = i + 1;
break;
}
}
g_assert(publisher_minimum > 0);
if (GNET_PROPERTY(publisher_debug)) {
g_debug("PUBLISHER minimum amount of nodes we accept: %u",
publisher_minimum);
}
publisher_trim_pubdata();
}
/**
* Initialize GUID management.
*/
G_GNUC_COLD void
guid_init(void)
{
dbstore_kv_t kv = {
sizeof(guid_t), NULL, sizeof(struct guiddata),
1 + sizeof(struct guiddata) /* Version byte not held in structure */
};
dbstore_packing_t packing = {
serialize_guiddata, deserialize_guiddata, NULL
};
char rev; /* NUL means stable release */
g_assert(NULL == db_guid);
guid_gen_syndrome_table();
rev = product_get_revchar();
gtkg_version_mark =
guid_gtkg_encode_version(product_get_major(),
product_get_minor(), '\0' == rev);
if (GNET_PROPERTY(node_debug))
g_debug("GTKG version mark is 0x%x", gtkg_version_mark);
/*
* Validate that guid_random_muid() correctly marks GUIDs as being GTKG's.
*/
{
struct guid guid_buf;
guid_random_muid(&guid_buf);
g_assert(guid_is_gtkg(&guid_buf, NULL, NULL, NULL));
}
db_guid = dbstore_open(db_guid_what, settings_gnet_db_dir(),
db_guid_base, kv, packing, 1,
guid_hash, guid_eq, FALSE);
guid_prune_old();
guid_prune_ev = cq_periodic_main_add(
GUID_PRUNE_PERIOD, guid_periodic_prune, NULL);
guid_sync_ev = cq_periodic_main_add(
GUID_SYNC_PERIOD, guid_periodic_sync, NULL);
}