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[188.28.126.24]) by smtp.gmail.com with ESMTPSA id r10-20020aa7c14a000000b0043bc33530ddsm727945edp.32.2022.08.04.07.21.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Aug 2022 07:21:29 -0700 (PDT) From: Pavel Begunkov To: io-uring@vger.kernel.org Cc: Jens Axboe , asml.silence@gmail.com Subject: [PATCH liburing 2/6] tests/zc: test tcp Date: Thu, 4 Aug 2022 15:20:21 +0100 Message-Id: <29a52de00c6cc1bebc9d8fd70afd698746cc91c1.1659622771.git.asml.silence@gmail.com> X-Mailer: git-send-email 2.37.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Add tests for TCP zerocopy send Signed-off-by: Pavel Begunkov --- test/send-zerocopy.c | 53 +++++++++++++++++++++++++++++++++++--------- 1 file changed, 42 insertions(+), 11 deletions(-) diff --git a/test/send-zerocopy.c b/test/send-zerocopy.c index c04e905..7999f46 100644 --- a/test/send-zerocopy.c +++ b/test/send-zerocopy.c @@ -550,10 +550,12 @@ static int test_registration(int sock_tx, int sock_rx) } static int prepare_ip(struct sockaddr_storage *addr, int *sock_client, int *sock_server, - bool ipv6, bool client_connect, bool msg_zc) + bool ipv6, bool client_connect, bool msg_zc, bool tcp) { int family, addr_size; int ret, val; + int listen_sock = -1; + int sock; memset(addr, 0, sizeof(*addr)); if (ipv6) { @@ -574,18 +576,29 @@ static int prepare_ip(struct sockaddr_storage *addr, int *sock_client, int *sock } /* server sock setup */ - *sock_server = socket(family, SOCK_DGRAM, 0); - if (*sock_server < 0) { + if (tcp) { + sock = listen_sock = socket(family, SOCK_STREAM, IPPROTO_TCP); + } else { + sock = *sock_server = socket(family, SOCK_DGRAM, 0); + } + if (sock < 0) { perror("socket"); return 1; } val = 1; - setsockopt(*sock_server, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val)); - ret = bind(*sock_server, (struct sockaddr *)addr, addr_size); + setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val)); + val = 1; + setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, &val, sizeof(val)); + + ret = bind(sock, (struct sockaddr *)addr, addr_size); if (ret < 0) { perror("bind"); return 1; } + if (tcp) { + ret = listen(sock, 128); + assert(ret != -1); + } if (ipv6) { struct sockaddr_in6 *saddr = (struct sockaddr_in6 *)addr; @@ -598,7 +611,12 @@ static int prepare_ip(struct sockaddr_storage *addr, int *sock_client, int *sock } /* client sock setup */ - *sock_client = socket(family, SOCK_DGRAM, 0); + if (tcp) { + *sock_client = socket(family, SOCK_STREAM, IPPROTO_TCP); + assert(client_connect); + } else { + *sock_client = socket(family, SOCK_DGRAM, 0); + } if (*sock_client < 0) { perror("socket"); return 1; @@ -617,6 +635,14 @@ static int prepare_ip(struct sockaddr_storage *addr, int *sock_client, int *sock return 1; } } + if (tcp) { + *sock_server = accept(listen_sock, NULL, NULL); + if (!*sock_server) { + fprintf(stderr, "can't accept\n"); + return 1; + } + close(listen_sock); + } return 0; } @@ -721,17 +747,20 @@ static int do_test_inet_send(struct io_uring *ring, int sock_client, int sock_se static int test_inet_send(struct io_uring *ring) { struct sockaddr_storage addr; - int sock_client, sock_server; - int ret, j; - __u64 i; + int sock_client = -1, sock_server = -1; + int ret, j, i; - for (j = 0; j < 8; j++) { + for (j = 0; j < 16; j++) { bool ipv6 = j & 1; bool client_connect = j & 2; bool msg_zc_set = j & 4; + bool tcp = j & 8; + + if (tcp && !client_connect) + continue; ret = prepare_ip(&addr, &sock_client, &sock_server, ipv6, - client_connect, msg_zc_set); + client_connect, msg_zc_set, tcp); if (ret) { fprintf(stderr, "sock prep failed %d\n", ret); return 1; @@ -746,6 +775,8 @@ static int test_inet_send(struct io_uring *ring) bool aligned = i & 32; int buf_idx = aligned ? 0 : 1; + if (tcp && cork) + continue; if (mix_register && (!cork || fixed_buf)) continue; if (!client_connect && addr_arg == NULL) -- 2.37.0