// // Copyright 2020 Staysail Systems, Inc. // // This software is supplied under the terms of the MIT License, a // copy of which should be located in the distribution where this // file was obtained (LICENSE.txt). A copy of the license may also be // found online at https://opensource.org/licenses/MIT. // #include static void test_xreq_identity(void) { nng_socket s; int p1, p2; char * n1; char * n2; NUTS_PASS(nng_req0_open_raw(&s)); NUTS_PASS(nng_socket_get_int(s, NNG_OPT_PROTO, &p1)); NUTS_PASS(nng_socket_get_int(s, NNG_OPT_PEER, &p2)); NUTS_PASS(nng_socket_get_string(s, NNG_OPT_PROTONAME, &n1)); NUTS_PASS(nng_socket_get_string(s, NNG_OPT_PEERNAME, &n2)); NUTS_CLOSE(s); NUTS_TRUE(p1 == NNG_REQ0_SELF); NUTS_TRUE(p2 == NNG_REQ0_PEER); NUTS_MATCH(n1, NNG_REQ0_SELF_NAME); NUTS_MATCH(n2, NNG_REQ0_PEER_NAME); nng_strfree(n1); nng_strfree(n2); } static void test_xreq_raw(void) { nng_socket s; bool b; NUTS_PASS(nng_req0_open_raw(&s)); NUTS_PASS(nng_socket_get_bool(s, NNG_OPT_RAW, &b)); NUTS_TRUE(b); NUTS_CLOSE(s); } static void test_xreq_no_context(void) { nng_socket s; nng_ctx ctx; NUTS_PASS(nng_req0_open_raw(&s)); NUTS_FAIL(nng_ctx_open(&ctx, s), NNG_ENOTSUP); NUTS_CLOSE(s); } static void test_xreq_poll_writeable(void) { int fd; nng_socket req; nng_socket rep; NUTS_PASS(nng_req0_open_raw(&req)); NUTS_PASS(nng_rep0_open(&rep)); NUTS_PASS(nng_socket_get_int(req, NNG_OPT_SENDFD, &fd)); NUTS_TRUE(fd >= 0); // We can't write until we have a connection. NUTS_TRUE(nuts_poll_fd(fd) == false); NUTS_MARRY(req, rep); // Now it's writable. NUTS_TRUE(nuts_poll_fd(fd) == true); NUTS_CLOSE(req); NUTS_CLOSE(rep); } static void test_xreq_poll_readable(void) { int fd; nng_socket req; nng_socket rep; nng_msg * msg; NUTS_PASS(nng_req0_open_raw(&req)); NUTS_PASS(nng_rep0_open(&rep)); NUTS_PASS(nng_socket_get_int(req, NNG_OPT_RECVFD, &fd)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_RECVTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_RECVTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_SENDTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_SENDTIMEO, 1000)); NUTS_TRUE(fd >= 0); // Not readable if not connected! NUTS_TRUE(nuts_poll_fd(fd) == false); // Even after connect (no message yet) NUTS_MARRY(req, rep); NUTS_TRUE(nuts_poll_fd(fd) == false); // But once we send messages, it is. // We have to send a request, in order to send a reply. NUTS_PASS(nng_msg_alloc(&msg, 0)); // Request ID NUTS_PASS(nng_msg_append_u32(msg, 0x80000000)); NUTS_PASS(nng_sendmsg(req, msg, 0)); NUTS_PASS(nng_recvmsg(rep, &msg, 0)); NUTS_PASS(nng_sendmsg(rep, msg, 0)); NUTS_SLEEP(100); NUTS_TRUE(nuts_poll_fd(fd) == true); // and receiving makes it no longer ready NUTS_PASS(nng_recvmsg(req, &msg, 0)); nng_msg_free(msg); NUTS_TRUE(nuts_poll_fd(fd) == false); NUTS_CLOSE(req); NUTS_CLOSE(rep); } static void test_xreq_validate_peer(void) { nng_socket s1, s2; nng_stat * stats; nng_stat * reject; char * addr; NUTS_ADDR(addr, "inproc"); NUTS_PASS(nng_req0_open_raw(&s1)); NUTS_PASS(nng_req0_open(&s2)); NUTS_PASS(nng_listen(s1, addr, NULL, 0)); NUTS_PASS(nng_dial(s2, addr, NULL, NNG_FLAG_NONBLOCK)); NUTS_SLEEP(100); NUTS_PASS(nng_stats_get(&stats)); NUTS_TRUE(stats != NULL); NUTS_TRUE((reject = nng_stat_find_socket(stats, s1)) != NULL); NUTS_TRUE((reject = nng_stat_find(reject, "reject")) != NULL); NUTS_TRUE(nng_stat_type(reject) == NNG_STAT_COUNTER); NUTS_TRUE(nng_stat_value(reject) > 0); NUTS_CLOSE(s1); NUTS_CLOSE(s2); nng_stats_free(stats); } static void test_xreq_recv_aio_stopped(void) { nng_socket req; nng_aio * aio; NUTS_PASS(nng_req0_open_raw(&req)); NUTS_PASS(nng_aio_alloc(&aio, NULL, NULL)); nng_aio_stop(aio); nng_recv_aio(req, aio); nng_aio_wait(aio); NUTS_FAIL(nng_aio_result(aio), NNG_ECANCELED); NUTS_CLOSE(req); nng_aio_free(aio); } static void test_xreq_recv_garbage(void) { nng_socket rep; nng_socket req; nng_msg * m; uint32_t req_id; NUTS_PASS(nng_rep0_open_raw(&rep)); NUTS_PASS(nng_req0_open_raw(&req)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_RECVTIMEO, 100)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_SENDTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_SENDTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_SENDTIMEO, 1000)); NUTS_MARRY(req, rep); NUTS_PASS(nng_msg_alloc(&m, 0)); NUTS_PASS(nng_msg_append_u32(m, 0x80000000)); NUTS_PASS(nng_sendmsg(req, m, 0)); NUTS_PASS(nng_recvmsg(rep, &m, 0)); // The message will have a header that contains the 32-bit pipe ID, // followed by the 32-bit request ID. We will discard the request // ID before sending it out. NUTS_TRUE(nng_msg_header_len(m) == 8); NUTS_PASS(nng_msg_header_chop_u32(m, &req_id)); NUTS_TRUE(req_id == 0x80000000); NUTS_PASS(nng_sendmsg(rep, m, 0)); NUTS_FAIL(nng_recvmsg(req, &m, 0), NNG_ETIMEDOUT); NUTS_CLOSE(req); NUTS_CLOSE(rep); } static void test_xreq_recv_header(void) { nng_socket rep; nng_socket req; nng_msg * m; nng_pipe p1, p2; uint32_t id; NUTS_PASS(nng_rep0_open_raw(&rep)); NUTS_PASS(nng_req0_open_raw(&req)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_RECVTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_SENDTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_SENDTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_SENDTIMEO, 1000)); NUTS_MARRY_EX(req, rep, NULL, &p1, &p2); // Simulate a few hops. NUTS_PASS(nng_msg_alloc(&m, 0)); NUTS_PASS(nng_msg_header_append_u32(m, nng_pipe_id(p2))); NUTS_PASS(nng_msg_header_append_u32(m, 0x2)); NUTS_PASS(nng_msg_header_append_u32(m, 0x1)); NUTS_PASS(nng_msg_header_append_u32(m, 0x80000123u)); NUTS_PASS(nng_sendmsg(rep, m, 0)); NUTS_PASS(nng_recvmsg(req, &m, 0)); NUTS_TRUE(nng_msg_header_len(m) == 12); NUTS_PASS(nng_msg_header_trim_u32(m, &id)); NUTS_TRUE(id == 0x2); NUTS_PASS(nng_msg_header_trim_u32(m, &id)); NUTS_TRUE(id == 0x1); NUTS_PASS(nng_msg_header_trim_u32(m, &id)); NUTS_TRUE(id == 0x80000123u); nng_msg_free(m); NUTS_CLOSE(req); NUTS_CLOSE(rep); } static void test_xreq_close_during_recv(void) { nng_socket rep; nng_socket req; nng_msg * m; nng_pipe p1; nng_pipe p2; NUTS_PASS(nng_rep0_open_raw(&rep)); NUTS_PASS(nng_req0_open_raw(&req)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_RECVTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_SENDTIMEO, 100)); NUTS_PASS(nng_socket_set_int(req, NNG_OPT_RECVBUF, 5)); NUTS_PASS(nng_socket_set_int(rep, NNG_OPT_SENDBUF, 20)); NUTS_MARRY_EX(req, rep, NULL, &p1, &p2); NUTS_TRUE(nng_pipe_id(p1) > 0); NUTS_TRUE(nng_pipe_id(p2) > 0); for (unsigned i = 0; i < 20; i++) { NUTS_PASS(nng_msg_alloc(&m, 4)); NUTS_PASS(nng_msg_header_append_u32(m, nng_pipe_id(p2))); NUTS_PASS(nng_msg_header_append_u32(m, i | 0x80000000u)); NUTS_SLEEP(10); NUTS_PASS(nng_sendmsg(rep, m, 0)); } NUTS_CLOSE(req); NUTS_CLOSE(rep); } static void test_xreq_close_pipe_during_send(void) { nng_socket rep; nng_socket req; nng_msg * m; nng_pipe p1; nng_pipe p2; NUTS_PASS(nng_rep0_open_raw(&rep)); NUTS_PASS(nng_req0_open_raw(&req)); NUTS_PASS(nng_socket_set_ms(rep, NNG_OPT_RECVTIMEO, 1000)); NUTS_PASS(nng_socket_set_ms(req, NNG_OPT_SENDTIMEO, 100)); NUTS_PASS(nng_socket_set_int(rep, NNG_OPT_RECVBUF, 5)); NUTS_PASS(nng_socket_set_int(req, NNG_OPT_SENDBUF, 20)); NUTS_MARRY_EX(req, rep, NULL, &p1, &p2); NUTS_TRUE(nng_pipe_id(p1) > 0); NUTS_TRUE(nng_pipe_id(p2) > 0); for (unsigned i = 0; i < 20; i++) { NUTS_PASS(nng_msg_alloc(&m, 4)); NUTS_PASS(nng_msg_header_append_u32(m, i | 0x80000000u)); NUTS_SLEEP(10); NUTS_PASS(nng_sendmsg(req, m, 0)); } NUTS_PASS(nng_pipe_close(p1)); NUTS_CLOSE(req); NUTS_CLOSE(rep); } static void test_xreq_ttl_option(void) { nng_socket rep; int v; bool b; size_t sz; const char *opt = NNG_OPT_MAXTTL; NUTS_PASS(nng_req0_open_raw(&rep)); NUTS_PASS(nng_socket_set_int(rep, opt, 1)); NUTS_FAIL(nng_socket_set_int(rep, opt, 0), NNG_EINVAL); NUTS_FAIL(nng_socket_set_int(rep, opt, -1), NNG_EINVAL); NUTS_FAIL(nng_socket_set_int(rep, opt, 16), NNG_EINVAL); NUTS_FAIL(nng_socket_set_int(rep, opt, 256), NNG_EINVAL); NUTS_PASS(nng_socket_set_int(rep, opt, 3)); NUTS_PASS(nng_socket_get_int(rep, opt, &v)); NUTS_TRUE(v == 3); v = 0; sz = sizeof(v); NUTS_PASS(nng_socket_get(rep, opt, &v, &sz)); NUTS_TRUE(v == 3); NUTS_TRUE(sz == sizeof(v)); NUTS_TRUE(nng_socket_set(rep, opt, "", 1) == NNG_EINVAL); sz = 1; NUTS_TRUE(nng_socket_get(rep, opt, &v, &sz) == NNG_EINVAL); NUTS_TRUE(nng_socket_set_bool(rep, opt, true) == NNG_EBADTYPE); NUTS_TRUE(nng_socket_get_bool(rep, opt, &b) == NNG_EBADTYPE); NUTS_TRUE(nng_close(rep) == 0); } NUTS_TESTS = { { "xreq identity", test_xreq_identity }, { "xreq raw", test_xreq_raw }, { "xreq no context", test_xreq_no_context }, { "xreq poll readable", test_xreq_poll_readable }, { "xreq poll writable", test_xreq_poll_writeable }, { "xreq validate peer", test_xreq_validate_peer }, { "xreq recv aio stopped", test_xreq_recv_aio_stopped }, { "xreq recv garbage", test_xreq_recv_garbage }, { "xreq recv header", test_xreq_recv_header }, { "xreq close during recv", test_xreq_close_during_recv }, { "xreq close pipe during send", test_xreq_close_pipe_during_send }, { "xreq ttl option", test_xreq_ttl_option }, { NULL, NULL }, };