c-ipfs/core/bootstrap.c

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#include "libp2p/peer/peer.h"
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#include "libp2p/utils/logger.h"
#include "ipfs/routing/routing.h"
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#include "ipfs/core/ipfs_node.h"
#include "ipfs/thirdparty/ipfsaddr/ipfs_addr.h"
#include "multiaddr/multiaddr.h"
/***
* Begin to connect to the swarm
*/
void *ipfs_bootstrap_swarm(void* param) {
//TODO:
/*
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struct IpfsNode* local_node = (struct IpfsNode*)param;
// read the config file and get the bootstrap peers
for(int i = 0; i < local_node->repo->config->peer_addresses.num_peers; i++) { // loop through the peers
struct IPFSAddr* ipfs_addr = local_node->repo->config->peer_addresses.peers[i];
struct MultiAddress* ma = multiaddress_new_from_string(ipfs_addr->entire_string);
// get the id
char* ptr;
if ( (ptr = strstr(ipfs_addr->entire_string, "/ipfs/")) != NULL) { // look for the peer id
ptr += 6;
if (ptr[0] == 'Q' && ptr[1] == 'm') { // things look good
struct Libp2pPeer* peer = libp2p_peer_new_from_data(ptr, strlen(ptr), ma);
libp2p_peerstore_add_peer(local_node->peerstore, peer);
}
// TODO: attempt to connect to the peer
} // we have a good peer ID
}
*/
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return (void*)1;
}
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/***
* Announce to the network all of the files that I have in storage
* @param local_node the context
*/
void ipfs_bootstrap_announce_files(struct IpfsNode* local_node) {
struct Datastore* db = local_node->repo->config->datastore;
if (!db->datastore_cursor_open(db))
return;
unsigned char* key = NULL;
int key_size = 0;
enum DatastoreCursorOp op = CURSOR_FIRST;
while (db->datastore_cursor_get(&key, &key_size, NULL, 0, op, db)) {
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libp2p_logger_debug("bootstrap", "Announcing a file to the world.\n");
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local_node->routing->Provide(local_node->routing, (char*)key, key_size);
op = CURSOR_NEXT;
free(key);
}
return;
}
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/***
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* connect to the swarm
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* NOTE: This fills in the IpfsNode->routing struct
*
* @param param the IpfsNode information
* @returns nothing useful
*/
void *ipfs_bootstrap_routing(void* param) {
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libp2p_logger_add_class("bootstrap");
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struct IpfsNode* local_node = (struct IpfsNode*)param;
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local_node->routing = ipfs_routing_new_online(local_node, &local_node->identity->private_key, NULL);
local_node->routing->Bootstrap(local_node->routing);
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ipfs_bootstrap_announce_files(local_node);
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return (void*)2;
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}