Commit Graph
18 Commits
Author SHA1 Message Date
Evgeny a7ecee01f5 etcp: replace connections linked-list with indexed ll_queue, add state/ref_count lifecycle
- Remove ETCP_CONN.next linked-list, UTUN_INSTANCE.connections list/count
- Unified connections in single ll_queue indexed by peer_node_id (0=pending)
- struct conn_queue_entry { peer_node_id, conn* } for uniform queue data
- Connection lifecycle via etcp.c: create→pending, conn_ready→indexed, close→detach+deferred free
- Close split: phase1 detach from external world, phase2 deferred via uasync_call_soon
- etcp_conn_set_peer_node_id: reindex on ID change (WARN)
- etcp_conn_ref_take/free: blocking close until refcount returns to 0
- Remove chat_connections — use unified connections queue directly
- Update all iteration/search patterns across 40 files (src + tests + chatgui)
2026-07-15 19:56:47 +03:00
Evgeny 73f707ef9b crypto: migrate ECDH(secp256r1) to X25519, drop TinyCrypt
- SC_PUBKEY_SIZE: 64 -> 32 bytes, SC_PUBKEY_ENC_SIZE: 72 -> 40
- sc_set_peer_public_key uses EVP_PKEY_derive with X25519
- sc_generate_keypair via EVP_PKEY_keygen(EVP_PKEY_X25519)
- sc_compute_public_key_from_private via EVP_PKEY_new_raw_private_key
- sc_validate_key: check non-zero (X25519 has no invalid keys)
- sc_obfuscate_pubkey: XOR now 32 bytes
- Remove all TinyCrypt code (~860 lines), always use OpenSSL
- Remove TinyCrypt from build system, drop test_crypto/test_ecc_encrypt
- Update all test keys (128 hex -> 64 hex)
- Fix bbr_integration.c split-line pubkeys
2026-06-17 21:28:07 +03:00
Evgeny e39979bfac Config: Added [allowed_keys] section for client public key authorization on server
- Added CFG_ALLOWED_KEY struct with binary key storage (64 bytes) for fast memcmp comparison
- Implemented parsing of [allowed_keys] section with allow_all flag and per-key entries
- Added key validation in etcp_connections.c server handler (errorcode=8 for rejected keys)
- Default behavior: deny all if [allowed_keys] section is missing or allow_all=0 with no keys
- Added proper memory cleanup and debug logging for allowed_keys configuration
- Updated all test configs to include [allowed_keys] allow_all=1 for backward compatibility
2026-04-24 00:16:30 +03:00
Evgeny d74ab1c1c6 Add name parameter to uasync_set_timeout for timer identification in dumps 2026-04-21 19:06:45 +03:00
Evgeny 35950c60f7 тесты проходят добавлен mtu в link 2026-03-05 17:16:34 +03:00
jeka de053a00c0 cleanup tests (winsock) 2026-03-04 17:27:33 +03:00
jeka fcdd07ba94 фиксы тестов (winsock) 2026-03-04 15:30:32 +03:00
Evgeny f5faa7c834 Fix Windows build: add default_CSPRNG and improve build.sh error handling
- Add Windows implementation of default_CSPRNG() using CryptGenRandom
- Add fallback stub for platforms without CSPRNG support
- Fix build.sh to properly detect build failures (use PIPESTATUS)
- Show proper error message instead of "Build completed successfully" on failure
2026-02-15 04:34:05 +03:00
Evgeny 4d486c7017 Fix test files for Windows cross-platform compatibility
- Create test_utils.h with cross-platform utility functions:
  * test_mkdtemp() - Windows uses GetTempPath + _mkdir, Linux uses mkdtemp
  * test_unlink() - Windows _unlink, Linux unlink
  * test_rmdir() - Windows _rmdir, Linux rmdir

- Update all test files to use test_utils.h
- Replace arpa/inet.h and netinet/in.h with platform_compat.h
- Replace unistd.h with conditional includes
- Replace mkdtemp(), unlink(), rmdir() with test_* versions

- Tests now build on both Linux and Windows
- Note: Some integration tests may fail on Linux due to test environment
2026-02-15 04:09:24 +03:00
Evgeny 8334b97521 Backup before adding NAT IP:port tracking to ETCP handshake 2026-02-14 11:02:20 +03:00
Evgeny 5dfb67a4e3 Fix: Update tests/Makefile.am for correct object dependencies
- Changed object file references from 'name.o' to 'utun-name.o' to match automake naming
- Added explicit rules for building TinyCrypt objects
- Added tinycrypt-objects target for building crypto dependencies
- Fixed test_etcp_simple_traffic.c: replaced etcp_send with etcp_int_send
- Fixed test_etcp_100_packets.c: replaced etcp_send with etcp_int_send

Test Results: All 19 tests PASS
2026-02-13 18:30:59 +03:00
Evgeny 277ab872bf Fix: routing initialization timing and test callbacks
- Fixed race condition: routing_add_conn called before etcp->normalizer was assigned

- Moved routing_add_conn from pn_init to etcp_connection_create after normalizer init

- Added routing.h include to etcp.c

- Fixed tests: disable routing callback on output_queue to keep packets for test verification

All 19 tests now pass.
2026-02-07 23:41:07 +03:00
Evgeny 1bb59bad98 Fix: Isolate test configs and add key validation retry 2026-02-06 22:21:21 +03:00
Evgeny beafb9b198 Fix: Remove usleep from event loops and fix segfault in tests
- Removed usleep(5000) from all test event loops
- Changed to use single shared uasync for server and client instances
- Removed uasync_destroy from utun_instance_destroy to prevent double-free
- Added explicit uasync_destroy calls in all tests and main program
- Fixed segfault in test_pkt_normalizer_etcp and test_etcp_100_packets
- Added DEBUG_TRACE to all functions in etcp.c and etcp_connections.c

Tests now run without artificial delays and complete successfully.
2026-02-05 20:51:07 +03:00
Evgeny a0c4727b8b Fix: Added explicit type casts for ll_queue type conversions
- Fixed all incompatible pointer type warnings in src/etcp.c
- Fixed warnings in src/pkt_normalizer.c
- Fixed warnings in tests/test_etcp_simple_traffic.c
- Fixed warnings in tests/test_etcp_100_packets.c
- Fixed warnings in tests/test_ll_queue.c
- Fixed DEBUG_CATEGORY_ALL overflow warning in debug_config.h
- Fixed DEBUG_CATEGORY_LL_QUEUE redefinition warning in test_ll_queue.c
- Fixed write() unused result warning in test_u_async_comprehensive.c
2026-02-02 10:30:16 +03:00
Evgeny 9a5db10939 Refactor: Code cleanup and improvements across multiple modules
- Refactored ll_queue.c/h with improved error handling
- Cleaned up pkt_normalizer.c memory management
- Updated etcp.c with better logging
- Fixed test files compilation warnings
- General code quality improvements
2026-02-01 23:47:55 +03:00
Evgeny dd4644776d Refactor: Add dgram fields to ll_queue, remove ref_count, integrate pkt_normalizer
- ll_queue: Add dgram, dgram_free_fn, dgram_pool, len fields to ll_entry
- ll_queue: Remove ref_count, simplify memory management
- etcp: Add normalizer pointer to ETCP_CONN struct
- pkt_normalizer: Major refactoring for queue integration
- tests: Update for new ll_entry structure
- cleanup: Remove backup files
2026-01-31 23:02:35 +03:00
Evgeny 8f60e6092a Fix ETCP input_queue processing and add 100 packets test
- etcp.c: Added queue_resume_callback(q) in input_queue_cb to process all packets
  from input_queue, not just the first one. This fixes packet loss when multiple
  packets are queued.
- Added test_etcp_100_packets.c: Test that sends 100 packets with flow control
  (max 5 packets in queue) to verify queue processing works correctly.
2026-01-28 21:23:20 +03:00