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Continue to listen to connected peers within bitswap engine

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This commit is contained in:
jmjatlanta 2017-08-02 09:43:27 -05:00
parent 9131559a04
commit e5e565272e
4 changed files with 38 additions and 9 deletions
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12
core/null.c
View file

@ -52,10 +52,10 @@ int protocol_compare(const unsigned char* incoming, size_t incoming_size, const
* @param connection_param the connection parameters
* @returns True(1) on success, False(0) on error
*/
int ipfs_null_marshal(const unsigned char* incoming, size_t incoming_size, struct SessionContext* session, struct null_connection_params *connection_param) {
int ipfs_multistream_marshal(const unsigned char* incoming, size_t incoming_size, struct SessionContext* session, struct IpfsNode* local_node) {
if (protocol_compare(incoming, incoming_size, "/secio")) {
libp2p_logger_debug("null", "Attempting secure io connection...\n");
if (!libp2p_secio_handshake(session, &connection_param->local_node->identity->private_key, connection_param->local_node->peerstore, 1)) {
if (!libp2p_secio_handshake(session, &local_node->identity->private_key, local_node->peerstore, 1)) {
// rejecting connection
libp2p_logger_debug("null", "Secure IO connection failed\n");
return 0;
@ -79,7 +79,7 @@ int ipfs_null_marshal(const unsigned char* incoming, size_t incoming_size, struc
else {
// try to get the Node
struct HashtableNode* node = NULL;
if (!ipfs_merkledag_get(hash, hash_length, &node, connection_param->local_node->repo)) {
if (!ipfs_merkledag_get(hash, hash_length, &node, local_node->repo)) {
_continue = 0;
continue;
}
@ -100,11 +100,11 @@ int ipfs_null_marshal(const unsigned char* incoming, size_t incoming_size, struc
return 0;
}
// this handles 1 transaction
libp2p_routing_dht_handle_message(session, connection_param->local_node->peerstore, connection_param->local_node->providerstore);
libp2p_routing_dht_handle_message(session, local_node->peerstore, local_node->providerstore);
libp2p_logger_log("null", LOGLEVEL_DEBUG, "kademlia message handled\n");
} else if (protocol_compare(incoming, incoming_size, "/ipfs/bitswap/")) {
libp2p_logger_debug("null", "Attempting bitswap connection...\n");
return ipfs_bitswap_network_handle_message(connection_param->local_node, session, incoming, incoming_size);
return ipfs_bitswap_network_handle_message(local_node, session, incoming, incoming_size);
}
else {
libp2p_logger_error("null", "There was a problem with this connection. It is nothing I can handle. Disconnecting.\n");
@ -174,7 +174,7 @@ void ipfs_null_connection (void *ptr)
// We actually got something. Process the request...
unsuccessful_counter = 0;
libp2p_logger_debug("null", "Read %lu bytes from a stream tranaction\n", bytes_read);
int retVal = ipfs_null_marshal(results, bytes_read, session, connection_param);
int retVal = ipfs_multistream_marshal(results, bytes_read, session, connection_param->local_node);
free(results);
if (!retVal) {
libp2p_logger_debug("null", "ipfs_null_marshal returned false\n");

10
exchange/bitswap/engine.c
View file

@ -1,4 +1,5 @@
#include <unistd.h>
#include "ipfs/core/null.h"
#include "ipfs/exchange/bitswap/engine.h"
#include "ipfs/exchange/bitswap/wantlist_queue.h"
#include "ipfs/exchange/bitswap/peer_request_queue.h"
@ -59,6 +60,15 @@ void* ipfs_bitswap_engine_peer_request_processor_start(void* ctx) {
while (!context->bitswap_engine->shutting_down) {
struct PeerRequest* item = ipfs_bitswap_peer_request_queue_pop(context->peerRequestQueue);
if (item != NULL) {
// Do they have something on the network to process?
// did they send us something over the network?
unsigned char* buffer = NULL;
size_t buffer_len = 0;
if (item->peer->sessionContext->default_stream->read(item->peer->sessionContext, &buffer, &buffer_len, 1)) {
// handle it
ipfs_multistream_marshal(buffer, buffer_len, item->peer->sessionContext, context->ipfsNode);
}
// if there is something on the queue process it.
ipfs_bitswap_peer_request_process_entry(context, item);
} else {

12
exchange/bitswap/peer_request_queue.c
View file

@ -184,6 +184,7 @@ int ipfs_bitswap_peer_request_cids_waiting(struct Libp2pVector* cidEntries) {
int ipfs_bitswap_peer_request_something_to_do(struct PeerRequestEntry* entry) {
if (entry != NULL) {
struct PeerRequest* request = entry->current;
// do we have something in the queue?
if (request->blocks_we_want_to_send->total > 0)
return 1;
if (request->cids_we_want->total > 0)
@ -204,9 +205,14 @@ struct PeerRequest* ipfs_bitswap_peer_request_queue_pop(struct PeerRequestQueue*
if (queue != NULL) {
pthread_mutex_lock(&queue->queue_mutex);
struct PeerRequestEntry* entry = queue->first;
if (entry != NULL && ipfs_bitswap_peer_request_something_to_do(entry)) {
retVal = entry->current;
queue->first = queue->first->next;
if (entry != NULL) {
if (ipfs_bitswap_peer_request_something_to_do(entry)) {
retVal = entry->current;
// move to the end of the queue
queue->first = queue->first->next;
queue->last->next = entry;
queue->last = entry;
}
}
pthread_mutex_unlock(&queue->queue_mutex);
// disable temporarily

13
include/ipfs/core/null.h
View file

@ -1,6 +1,19 @@
#pragma once
#include "libp2p/conn/session.h"
#include "ipfs/core/ipfs_node.h"
void *ipfs_null_connection (void *ptr);
void *ipfs_null_listen (void *ptr);
int ipfs_null_shutdown();
/***
* Handle the incoming request from a Multistream
* @param incoming the incoming request
* @param incoming_size the size of the request in bytes
* @param session the session context
* @param connection_param the connection parameters
* @returns True(1) on success, False(0) on error
*/
int ipfs_multistream_marshal(const unsigned char* incoming, size_t incoming_size, struct SessionContext* session, struct IpfsNode* local_node);