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Tox now closer to working on TCP only networks.

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Use TCP paths when UDP is not connected.

Made some code depend less on the UDP only DHT.
This commit is contained in:
irungentoo 2014-08-13 20:29:02 -04:00
parent 6311bf8747
commit 450ad2dd34
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GPG Key ID: 10349DC9BED89E98
1 changed files with 54 additions and 19 deletions
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73
toxcore/onion_client.c
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@ -64,13 +64,30 @@ static int add_path_node(Onion_Client *onion_c, Node_format *node)
*/
static uint16_t random_nodes_path_onion(const Onion_Client *onion_c, Node_format *nodes, uint16_t max_num)
{
if (onion_c->path_nodes_index < 3)
return random_nodes_path(onion_c->dht, nodes, max_num);
unsigned int i;
unsigned int i, num_nodes = (onion_c->path_nodes_index < MAX_PATH_NODES) ? onion_c->path_nodes_index : MAX_PATH_NODES;
if (!max_num)
return 0;
for (i = 0; i < max_num; ++i) {
nodes[i] = onion_c->path_nodes[rand() % num_nodes];
unsigned int num_nodes = (onion_c->path_nodes_index < MAX_PATH_NODES) ? onion_c->path_nodes_index : MAX_PATH_NODES;
//if (DHT_non_lan_connected(onion_c->dht)) {
if (DHT_isconnected(onion_c->dht)) {
if (num_nodes < 3)
return random_nodes_path(onion_c->dht, nodes, max_num);
for (i = 0; i < max_num; ++i) {
nodes[i] = onion_c->path_nodes[rand() % num_nodes];
}
} else {
if (num_nodes == 0)
return 0;
nodes[0].ip_port.ip.family = TCP_FAMILY;
for (i = 1; i < max_num; ++i) {
nodes[i] = onion_c->path_nodes[rand() % num_nodes];
}
}
return max_num;
@ -93,7 +110,7 @@ static int is_path_used(const Onion_Client_Paths *onion_paths, const Node_format
continue;
}
if (ipport_equal(&onion_paths->paths[i].ip_port1, &nodes[0].ip_port)) {
if (ipport_equal(&onion_paths->paths[i].ip_port1, &nodes[2].ip_port)) {
return i;
}
}
@ -1050,9 +1067,25 @@ int onion_set_friend_online(Onion_Client *onion_c, int friend_num, uint8_t is_on
return 0;
}
static void populate_path_nodes(Onion_Client *onion_c)
{
if (onion_c->path_nodes_index < MAX_PATH_NODES) {
Node_format nodes_list[MAX_SENT_NODES];
uint8_t client_id[crypto_box_PUBLICKEYBYTES];
uint32_t random_num = rand();
memcpy(client_id, &random_num, sizeof(random_num));
#define ANNOUNCE_FRIEND (ONION_NODE_PING_INTERVAL * 3)
#define FRIEND_ONION_NODE_TIMEOUT (ONION_NODE_TIMEOUT * 3)
uint32_t num_nodes = get_close_nodes(onion_c->dht, client_id, nodes_list, (rand() % 2) ? AF_INET : AF_INET6, 1, 0);
unsigned int i;
for (i = 0; i < num_nodes; ++i) {
add_path_node(onion_c, nodes_list + i);
}
}
}
#define ANNOUNCE_FRIEND (ONION_NODE_PING_INTERVAL * 2)
#define FRIEND_ONION_NODE_TIMEOUT (ONION_NODE_TIMEOUT * 2)
static void do_friend(Onion_Client *onion_c, uint16_t friendnum)
{
@ -1086,12 +1119,13 @@ static void do_friend(Onion_Client *onion_c, uint16_t friendnum)
if (count != MAX_ONION_CLIENTS) {
if (count < (uint32_t)rand() % MAX_ONION_CLIENTS) {
Node_format nodes_list[MAX_SENT_NODES];
uint32_t num_nodes = get_close_nodes(onion_c->dht, onion_c->friends_list[friendnum].real_client_id, nodes_list,
(rand() % 2) ? AF_INET : AF_INET6, 1, 0);
unsigned int num_nodes = (onion_c->path_nodes_index < MAX_PATH_NODES) ? onion_c->path_nodes_index : MAX_PATH_NODES;
for (i = 0; i < num_nodes; ++i)
client_send_announce_request(onion_c, friendnum + 1, nodes_list[i].ip_port, nodes_list[i].client_id, 0, ~0);
if (num_nodes != 0) {
unsigned int num = rand() % num_nodes;
client_send_announce_request(onion_c, friendnum + 1, onion_c->path_nodes[num].ip_port,
onion_c->path_nodes[num].client_id, 0, ~0);
}
}
}
@ -1132,7 +1166,7 @@ void oniondata_registerhandler(Onion_Client *onion_c, uint8_t byte, oniondata_ha
onion_c->Onion_Data_Handlers[byte].object = object;
}
#define ANNOUNCE_INTERVAL_NOT_ANNOUNCED 10
#define ANNOUNCE_INTERVAL_NOT_ANNOUNCED 5
#define ANNOUNCE_INTERVAL_ANNOUNCED ONION_NODE_PING_INTERVAL
static void do_announce(Onion_Client *onion_c)
@ -1168,12 +1202,12 @@ static void do_announce(Onion_Client *onion_c)
if (count != MAX_ONION_CLIENTS) {
if (count < (uint32_t)rand() % MAX_ONION_CLIENTS) {
Node_format nodes_list[MAX_SENT_NODES];
uint32_t num_nodes = get_close_nodes(onion_c->dht, onion_c->c->self_public_key, nodes_list,
(rand() % 2) ? AF_INET : AF_INET6, 1, 0);
for (i = 0; i < num_nodes; ++i) {
client_send_announce_request(onion_c, 0, nodes_list[i].ip_port, nodes_list[i].client_id, 0, ~0);
unsigned int num_nodes = (onion_c->path_nodes_index < MAX_PATH_NODES) ? onion_c->path_nodes_index : MAX_PATH_NODES;
if (num_nodes != 0) {
unsigned int num = rand() % num_nodes;
client_send_announce_request(onion_c, 0, onion_c->path_nodes[num].ip_port, onion_c->path_nodes[num].client_id, 0, ~0);
}
}
}
@ -1186,6 +1220,7 @@ void do_onion_client(Onion_Client *onion_c)
if (onion_c->last_run == unix_time())
return;
populate_path_nodes(onion_c);
do_announce(onion_c);
for (i = 0; i < onion_c->num_friends; ++i) {