static void mkNextRequest(struct ReachabilityCollector_pvt* rcp) { struct PeerInfo* pi = NULL; for (int i = 0; i < rcp->piList->length; i++) { pi = ArrayList_OfPeerInfo_get(rcp->piList, i); if (!pi->querying) { continue; } } if (!pi || !pi->querying) { return; } rcp->msgOnWire = MsgCore_createQuery(rcp->msgCore, TIMEOUT_MILLISECONDS, rcp->alloc); rcp->msgOnWire->userData = rcp; rcp->msgOnWire->cb = onReply; rcp->msgOnWire->target = Address_clone(&pi->addr, rcp->msgOnWire->alloc); Dict* d = rcp->msgOnWire->msg = Dict_new(rcp->msgOnWire->alloc); Dict_putStringCC(d, "q", "gp", rcp->msgOnWire->alloc); uint64_t label_be = Endian_hostToBigEndian64(pi->pathToCheck); Dict_putStringC(d, "tar", String_newBinary((uint8_t*) &label_be, 8, rcp->msgOnWire->alloc), rcp->msgOnWire->alloc); BoilerplateResponder_addBoilerplate(rcp->br, d, &pi->addr, rcp->msgOnWire->alloc); }
static void mkNextRequest(struct ReachabilityCollector_pvt* rcp) { struct PeerInfo_pvt* pi = NULL; for (int i = 0; i < rcp->piList->length; i++) { pi = ArrayList_OfPeerInfo_pvt_get(rcp->piList, i); if (pi->pub.querying && !pi->waitForResponse) { break; } } if (!pi || !pi->pub.querying) { Log_debug(rcp->log, "All [%u] peers have been queried", rcp->piList->length); return; } if (pi->waitForResponse) { Log_debug(rcp->log, "Peer is waiting for response."); return; } struct MsgCore_Promise* query = MsgCore_createQuery(rcp->msgCore, TIMEOUT_MILLISECONDS, rcp->alloc); struct Query* q = Allocator_calloc(query->alloc, sizeof(struct Query), 1); q->rcp = rcp; q->addr = Address_toString(&pi->pub.addr, query->alloc); query->userData = q; query->cb = onReply; Assert_true(AddressCalc_validAddress(pi->pub.addr.ip6.bytes)); query->target = Address_clone(&pi->pub.addr, query->alloc); Dict* d = query->msg = Dict_new(query->alloc); Dict_putStringCC(d, "q", "gp", query->alloc); uint64_t label_be = Endian_hostToBigEndian64(pi->pathToCheck); uint8_t nearbyLabelBytes[8]; Bits_memcpy(nearbyLabelBytes, &label_be, 8); AddrTools_printPath(q->targetPath, pi->pathToCheck); Log_debug(rcp->log, "Getting peers for peer [%s] tar [%s]", q->addr->bytes, q->targetPath); Dict_putStringC(d, "tar", String_newBinary(nearbyLabelBytes, 8, query->alloc), query->alloc); BoilerplateResponder_addBoilerplate(rcp->br, d, &pi->pub.addr, query->alloc); pi->waitForResponse = true; }
static void pingCycle(void* vsn) { struct SupernodeHunter_pvt* snp = Identity_check((struct SupernodeHunter_pvt*) vsn); if (snp->pub.snodeIsReachable) { return; } if (!snp->authorizedSnodes->length) { return; } if (!snp->peers->length) { return; } Log_debug(snp->log, "\n\nping cycle\n\n"); // We're not handling replies... struct MsgCore_Promise* qp = MsgCore_createQuery(snp->msgCore, 0, snp->alloc); struct Query* q = Allocator_calloc(qp->alloc, sizeof(struct Query), 1); Identity_set(q); q->snp = snp; q->sendTime = Time_currentTimeMilliseconds(snp->base); Dict* msg = qp->msg = Dict_new(qp->alloc); qp->cb = onReply; qp->userData = q; bool isGetPeers = snp->nodeListIndex & 1; int idx = snp->nodeListIndex++ >> 1; for (;;) { if (idx < snp->peers->length) { qp->target = AddrSet_get(snp->peers, idx); break; } idx -= snp->peers->length; if (idx < snp->nodes->length) { qp->target = AddrSet_get(snp->nodes, idx); break; } snp->snodeAddrIdx++; idx -= snp->nodes->length; } struct Address* snode = AddrSet_get(snp->authorizedSnodes, snp->snodeAddrIdx % snp->authorizedSnodes->length); if (Address_isSameIp(snode, qp->target)) { // Supernode is a peer... AddrSet_add(snp->snodeCandidates, qp->target); } if (snp->snodeCandidates->length) { qp->target = AddrSet_get(snp->snodeCandidates, snp->snodeCandidates->length - 1); Log_debug(snp->log, "Sending getRoute to snode %s", Address_toString(qp->target, qp->alloc)->bytes); Dict_putStringCC(msg, "sq", "gr", qp->alloc); Dict_putStringC(msg, "src", snp->selfAddrStr, qp->alloc); String* target = String_newBinary(qp->target->ip6.bytes, 16, qp->alloc); Dict_putStringC(msg, "tar", target, qp->alloc); q->isGetRoute = true; return; } if (isGetPeers) { Log_debug(snp->log, "Sending getPeers to %s", Address_toString(qp->target, qp->alloc)->bytes); Dict_putStringCC(msg, "q", "gp", qp->alloc); Dict_putStringC(msg, "tar", String_newBinary("\0\0\0\0\0\0\0\1", 8, qp->alloc), qp->alloc); } else { q->searchTar = Address_clone(snode, qp->alloc); Log_debug(snp->log, "Sending findNode to %s", Address_toString(qp->target, qp->alloc)->bytes); Dict_putStringCC(msg, "q", "fn", qp->alloc); Dict_putStringC(msg, "tar", String_newBinary(snode->ip6.bytes, 16, qp->alloc), qp->alloc); } }