A maintainable, extensible BitTorrent client (C11, Linux/io_uring) targeting 10 GbE saturation. All torrent functionality is built from scratch; liburing is the only linked third-party dependency on the data path. Implements Phases 1-7 of the roadmap: - core: page-aligned buffer pool, MPMC/Treiber queues, bitfields, worker pool - crypto: SHA-1/256 (SHA-NI + scalar), Merkle (BEP-52), RC4 (MSE) - bencode/metainfo: zero-copy parser, v1/v2/hybrid .torrent + magnet - peer: sans-IO wire codec, MSE/PE handshake state machine, BEP-10, ut_metadata, PEX - piece/storage: block-level multi-peer engine, rarest-first + endgame, per-file completion events + single-file relocate (move-as-you-finish) - tracker/dht: HTTP + UDP (BEP-15) trackers, BEP-5 KRPC iterative lookup - platform: io_uring reactor (SQPOLL, registered buffers, SEND_ZC) - surface: versioned RPC, native plugin ABI, sandboxed Lua scripting, nautd/nautctl Verified against libtorrent (single/multi/hybrid, MSE, magnet-via-DHT, swarm); unit + interop tests green; ASan/UBSan/TSan clean. Scripting reference in docs/scripting.md. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
#include "naut/event.h"
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#include "naut/rpc.h"
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#include "test.h"
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#include <string.h>
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#include <sys/socket.h>
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#include <unistd.h>
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static json_t *echo(void *context, const json_t *params, naut_err *error) {
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(void)context;
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*error = NAUT_OK;
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return json_deep_copy(params);
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}
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int main(void) {
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naut_rpc_registry *registry = naut_rpc_registry_create();
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CHECK(registry != NULL);
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CHECK(naut_rpc_register(registry, "echo", echo, NULL) == NAUT_OK);
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CHECK(naut_rpc_register(registry, "echo", echo, NULL) == NAUT_ERR_INVAL);
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json_t *params = json_pack("{s:i}", "value", 42);
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naut_err error;
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json_t *response =
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naut_rpc_dispatch(registry, "echo", params, &error);
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CHECK(error == NAUT_OK && response != NULL);
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CHECK(json_integer_value(json_object_get(response, "value")) == 42);
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json_decref(response);
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CHECK(naut_rpc_dispatch(registry, "missing", params, &error) == NULL);
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CHECK(error == NAUT_ERR_INVAL);
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json_decref(params);
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int sockets[2];
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CHECK(socketpair(AF_UNIX, SOCK_STREAM, 0, sockets) == 0);
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naut_event event = {
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.type = NAUT_EVENT_TORRENT_FINISHED,
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.torrent_id = 7,
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};
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json_t *event_json = naut_rpc_event_json(&event);
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CHECK(event_json != NULL);
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naut_err send_error =
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naut_rpc_send_json(sockets[0], NAUT_RPC_EVENT, event_json);
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CHECK_EQ(send_error, NAUT_OK);
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json_decref(event_json);
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if (send_error != NAUT_OK) {
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close(sockets[0]);
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close(sockets[1]);
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naut_rpc_registry_destroy(registry);
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TEST_MAIN_END();
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}
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naut_rpc_frame_type frame_type;
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json_t *payload = NULL;
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CHECK(naut_rpc_recv_json(sockets[1], &frame_type, &payload) == NAUT_OK);
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CHECK(frame_type == NAUT_RPC_EVENT);
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CHECK(json_integer_value(json_object_get(payload, "torrent_id")) == 7);
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CHECK(strcmp(json_string_value(json_object_get(payload, "event")),
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"torrent_finished") == 0);
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json_decref(payload);
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close(sockets[0]);
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close(sockets[1]);
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naut_event_type type;
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CHECK(naut_event_type_parse("file_complete", &type));
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CHECK(type == NAUT_EVENT_FILE_COMPLETE);
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CHECK(!naut_event_type_parse("bad", &type));
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naut_rpc_registry_destroy(registry);
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TEST_MAIN_END();
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}
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