From patchwork Fri Jun 21 02:15:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 806971 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CAC9D24B4A; Fri, 21 Jun 2024 02:16:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936184; cv=none; b=Acigsf4wGATFlWUPgG5HBp0HQSYaTtnPZCT6i/WpUsjd5JF3qL449apFeHLejy+3VzOU+JHKDMy97brYaLRTJ5pX90g3t+uikOaa0bFavKsT2yP3RylzbWoN8UcDwMDzgRhwspiNEC/Lt4ZjL9PvgvpEfRla4X6YdmjJFJrmMHc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936184; c=relaxed/simple; bh=JcC3nM5tyACOFRJlrVPKkfGOkC77uMNSia5WskgX0IU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=p8oXqfqf1Lox6la8FijkSW8ejia3L655por3Fkjp6BZ927jGdPLzwQz1V+A2XSmA3w8BGlDuv4vNo6C3+4cfqCVK8uXkJxZwqFJLvuU5qP97fTyclVEw74x6w9+t3CpwOz4QHMH2S+d4e6MMBq7rujLizqqJOIXu59YiyoyMshE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=H7fLkJRN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="H7fLkJRN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9AC9FC4AF0A; Fri, 21 Jun 2024 02:16:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718936184; bh=JcC3nM5tyACOFRJlrVPKkfGOkC77uMNSia5WskgX0IU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H7fLkJRN+uNBWsScW75rNB2eka//ZNJcHb3EW+4aksulJY62EqUqYx4SDGeimPWAQ EB3UZL/2nxlA5E7x9stNeTjfjCm/EJppTkZj/ZG1KkSUZE+olfaISN3twGOU1MPryf aUxMHwXrUTXKwKbUPh3HM7eVYtw0LSk9+p0WamR18liG58/bx1eYQtnj3VS6mLGRY2 luW0xHxgsFFldMTdQACSNH/7bePtZncOVI/0T/RDAJCKx/7odAUHhCznVOCuRj+mNn iSYSHesd4gwHnGdhSuKcWPtvxs0ki30l9YWZVPSdHr2TLEVYwuDNUwDvy9HzOFtVYL TDFovfNhxFS/g== From: Geliang Tang To: Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next v6 1/6] selftests/bpf: Drop type from network_helper_opts Date: Fri, 21 Jun 2024 10:15:58 +0800 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang The opts.{type, noconnect} is at least a bit non intuitive or unnecessary. The only use case now is in test_bpf_ip_check_defrag_ok which ends up bypassing most (or at least some) of the connect_to_fd_opts() logic. It's much better that test should have its own connect_to_fd_opts() instead. This patch adds a new "type" parameter for connect_to_fd_opts(), then opts->type and getsockopt(SO_TYPE) can be replaced by "type" parameter in it. In connect_to_fd(), use getsockopt(SO_TYPE) to get "type" value and pass it to connect_to_fd_opts(). In bpf_tcp_ca.c and cgroup_v1v2.c, "SOCK_STREAM" types are passed to connect_to_fd_opts(), and in ip_check_defrag.c, different types "SOCK_RAW" and "SOCK_DGRAM" are passed to it. With these changes, the strcut member "type" of network_helper_opts can be dropped now. Acked-by: Eduard Zingerman Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/network_helpers.c | 45 +++++++++---------- tools/testing/selftests/bpf/network_helpers.h | 3 +- .../selftests/bpf/prog_tests/bpf_tcp_ca.c | 2 +- .../selftests/bpf/prog_tests/cgroup_v1v2.c | 4 +- .../bpf/prog_tests/ip_check_defrag.c | 5 +-- 5 files changed, 26 insertions(+), 33 deletions(-) diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c index e20caef06aae..c0646d5a4283 100644 --- a/tools/testing/selftests/bpf/network_helpers.c +++ b/tools/testing/selftests/bpf/network_helpers.c @@ -303,36 +303,16 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add return -1; } -int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts) +int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts *opts) { struct sockaddr_storage addr; struct sockaddr_in *addr_in; - socklen_t addrlen, optlen; - int fd, type, protocol; + socklen_t addrlen; + int fd; if (!opts) opts = &default_opts; - optlen = sizeof(type); - - if (opts->type) { - type = opts->type; - } else { - if (getsockopt(server_fd, SOL_SOCKET, SO_TYPE, &type, &optlen)) { - log_err("getsockopt(SOL_TYPE)"); - return -1; - } - } - - if (opts->proto) { - protocol = opts->proto; - } else { - if (getsockopt(server_fd, SOL_SOCKET, SO_PROTOCOL, &protocol, &optlen)) { - log_err("getsockopt(SOL_PROTOCOL)"); - return -1; - } - } - addrlen = sizeof(addr); if (getsockname(server_fd, (struct sockaddr *)&addr, &addrlen)) { log_err("Failed to get server addr"); @@ -340,7 +320,7 @@ int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts) } addr_in = (struct sockaddr_in *)&addr; - fd = socket(addr_in->sin_family, type, protocol); + fd = socket(addr_in->sin_family, type, opts->proto); if (fd < 0) { log_err("Failed to create client socket"); return -1; @@ -369,8 +349,23 @@ int connect_to_fd(int server_fd, int timeout_ms) struct network_helper_opts opts = { .timeout_ms = timeout_ms, }; + int type, protocol; + socklen_t optlen; + + optlen = sizeof(type); + if (getsockopt(server_fd, SOL_SOCKET, SO_TYPE, &type, &optlen)) { + log_err("getsockopt(SOL_TYPE)"); + return -1; + } + + optlen = sizeof(protocol); + if (getsockopt(server_fd, SOL_SOCKET, SO_PROTOCOL, &protocol, &optlen)) { + log_err("getsockopt(SOL_PROTOCOL)"); + return -1; + } + opts.proto = protocol; - return connect_to_fd_opts(server_fd, &opts); + return connect_to_fd_opts(server_fd, type, &opts); } int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms) diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h index 11eea8e2e4f1..c92bed35dfe2 100644 --- a/tools/testing/selftests/bpf/network_helpers.h +++ b/tools/testing/selftests/bpf/network_helpers.h @@ -25,7 +25,6 @@ struct network_helper_opts { int timeout_ms; bool must_fail; bool noconnect; - int type; int proto; int (*post_socket_cb)(int fd, void *opts); void *cb_opts; @@ -61,7 +60,7 @@ void free_fds(int *fds, unsigned int nr_close_fds); int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t len, const struct network_helper_opts *opts); int connect_to_fd(int server_fd, int timeout_ms); -int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts); +int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts *opts); int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms); int fastopen_connect(int server_fd, const char *data, unsigned int data_len, int timeout_ms); diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c index 67358adf5db3..164f237b24dd 100644 --- a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c +++ b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c @@ -49,7 +49,7 @@ static bool start_test(char *addr_str, goto err; /* connect to server */ - *cli_fd = connect_to_fd_opts(*srv_fd, cli_opts); + *cli_fd = connect_to_fd_opts(*srv_fd, SOCK_STREAM, cli_opts); if (!ASSERT_NEQ(*cli_fd, -1, "connect_to_fd_opts")) goto err; diff --git a/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c b/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c index addf720428f7..9709c8db7275 100644 --- a/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c +++ b/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c @@ -32,7 +32,7 @@ static int run_test(int cgroup_fd, int server_fd, bool classid) goto out; } - fd = connect_to_fd_opts(server_fd, &opts); + fd = connect_to_fd_opts(server_fd, SOCK_STREAM, &opts); if (fd < 0) err = -1; else @@ -52,7 +52,7 @@ void test_cgroup_v1v2(void) server_fd = start_server(AF_INET, SOCK_STREAM, NULL, port, 0); if (!ASSERT_GE(server_fd, 0, "server_fd")) return; - client_fd = connect_to_fd_opts(server_fd, &opts); + client_fd = connect_to_fd_opts(server_fd, SOCK_STREAM, &opts); if (!ASSERT_GE(client_fd, 0, "client_fd")) { close(server_fd); return; diff --git a/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c b/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c index 284764e7179f..1607a05bf2c2 100644 --- a/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c +++ b/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c @@ -164,7 +164,6 @@ void test_bpf_ip_check_defrag_ok(bool ipv6) }; struct network_helper_opts tx_ops = { .timeout_ms = 1000, - .type = SOCK_RAW, .proto = IPPROTO_RAW, .noconnect = true, }; @@ -201,7 +200,7 @@ void test_bpf_ip_check_defrag_ok(bool ipv6) nstoken = open_netns(NS0); if (!ASSERT_OK_PTR(nstoken, "setns ns0")) goto out; - client_tx_fd = connect_to_fd_opts(srv_fd, &tx_ops); + client_tx_fd = connect_to_fd_opts(srv_fd, SOCK_RAW, &tx_ops); close_netns(nstoken); if (!ASSERT_GE(client_tx_fd, 0, "connect_to_fd_opts")) goto out; @@ -210,7 +209,7 @@ void test_bpf_ip_check_defrag_ok(bool ipv6) nstoken = open_netns(NS0); if (!ASSERT_OK_PTR(nstoken, "setns ns0")) goto out; - client_rx_fd = connect_to_fd_opts(srv_fd, &rx_opts); + client_rx_fd = connect_to_fd_opts(srv_fd, SOCK_DGRAM, &rx_opts); close_netns(nstoken); if (!ASSERT_GE(client_rx_fd, 0, "connect_to_fd_opts")) goto out; From patchwork Fri Jun 21 02:15:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 806470 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 25F7424B4A; Fri, 21 Jun 2024 02:16:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936190; cv=none; b=px1oXCuESmoSV9+gm5ARkqpzSTDecVW9QfJOEXeeMGY4K8jn4mJPavRf0p40WUHutqyCuBIkONVwzdIcqS9fuMegjJNVlwG4TZVLWZ4WXsdTcBbSd98UmlrFFIwV90EXNG4C4xcRQ643089J9jWsTyZEHPAfRI401BtnGKL2j+M= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936190; c=relaxed/simple; bh=YTtXja2HaGO0PTDhbVk0RAMTT/nK/v2/Ym26txOP3Iw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OldU65Pw1ejTETlpKc7B/SbFTkvfIRf4jrrLVh1jwy8rY+29J4LnSXLAbsCz588I+71WdtnaL/s9RzgNOSrCt/K3YyOQW41cQirRyzsmlOeqbihXmwINF0ZtbWq4eBbhQQvqGb1v9DtLWc9VNtmO0hPt+wQ89pQ6S94HFeqWpg0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dWFuBcqu; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dWFuBcqu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 15656C4AF0C; Fri, 21 Jun 2024 02:16:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718936189; bh=YTtXja2HaGO0PTDhbVk0RAMTT/nK/v2/Ym26txOP3Iw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dWFuBcquP8Yq7g7SlLIfbO6xQil4TtkooLs5Y6IEysGF+X8+hk6xYqXQ4tzPDfG5Z JTkGJxxdC0H/IgxZfqAQtVbAKgbO+wT9ukEQi/9MJhwPaj2zelpDNIh6KJQWKrSzWf REmiWl+iUNll1c3/qeCWTFrF/hrbi340V53FqpVhdyrDHDy+F2v4LuvwoOla1VLwE6 SqMdd8jO7DjzggBtlDsh55sYnBflKy0m54ewmmb/6vCfY6YlNs4Mldyy6UkZ16exjw FbCyR+M+W2q7rsQ24wUsb7PEeHCAvJwTxT+rgGXr1KNGPuftSxhypgy+AXD5QST1E5 JQLdvNMv6T+tw== From: Geliang Tang To: Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next v6 2/6] selftests/bpf: Use connect_to_addr in connect_to_fd_opt Date: Fri, 21 Jun 2024 10:15:59 +0800 Message-ID: <4569c30533e14c22fae6c05070aad809720551c1.1718932493.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang This patch moves "post_socket_cb" and "noconnect" into connect_to_addr(), then connect_to_fd_opts() can be implemented by getsockname() and connect_to_addr(). This change makes connect_to_* interfaces more unified. Acked-by: Eduard Zingerman Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/network_helpers.c | 33 ++++--------------- 1 file changed, 7 insertions(+), 26 deletions(-) diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c index c0646d5a4283..5d1b4f165def 100644 --- a/tools/testing/selftests/bpf/network_helpers.c +++ b/tools/testing/selftests/bpf/network_helpers.c @@ -293,9 +293,14 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add if (settimeo(fd, opts->timeout_ms)) goto error_close; - if (connect_fd_to_addr(fd, addr, addrlen, opts->must_fail)) + if (opts->post_socket_cb && + opts->post_socket_cb(fd, opts->cb_opts)) goto error_close; + if (!opts->noconnect) + if (connect_fd_to_addr(fd, addr, addrlen, opts->must_fail)) + goto error_close; + return fd; error_close: @@ -306,9 +311,7 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts *opts) { struct sockaddr_storage addr; - struct sockaddr_in *addr_in; socklen_t addrlen; - int fd; if (!opts) opts = &default_opts; @@ -319,29 +322,7 @@ int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts return -1; } - addr_in = (struct sockaddr_in *)&addr; - fd = socket(addr_in->sin_family, type, opts->proto); - if (fd < 0) { - log_err("Failed to create client socket"); - return -1; - } - - if (settimeo(fd, opts->timeout_ms)) - goto error_close; - - if (opts->post_socket_cb && - opts->post_socket_cb(fd, opts->cb_opts)) - goto error_close; - - if (!opts->noconnect) - if (connect_fd_to_addr(fd, &addr, addrlen, opts->must_fail)) - goto error_close; - - return fd; - -error_close: - save_errno_close(fd); - return -1; + return connect_to_addr(type, &addr, addrlen, opts); } int connect_to_fd(int server_fd, int timeout_ms) From patchwork Fri Jun 21 02:16:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 806970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4C1CEEEC6; Fri, 21 Jun 2024 02:16:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936196; cv=none; b=mFzWivw4tC+Ifnlosgmm6FbzN9sgg61JEgRACuAqRfPwD2e3fmfMQ+QfjUTnvtztnAIyzGrLbi+ylPfOMN4Ca2J78mxDaR4mXXq0OS3u6gG2p5CydQOHKc4sDEl6u+7a8mchThDEc8MQr4Adl5I0DgaxLUv3REAjQzsoQVxKUws= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936196; c=relaxed/simple; bh=OtF8E9kgB+oaySsa4wZSdUC+f2BP+HoWoQHbyFpaL5U=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mRb3WpY0MggnNcW/01BPaGpyB8DoV83p7m9QLiTeNlsFy1/RK5T58JhRLDcMwySlOqYdiF7QSWPPbAGjiLWD59p+P54sgGS/bDp8xvkzl57jo2DRT7ukmECg1UUfiV7JQ6tWcZBgvlThmXPAefmDpsGA8c0Jg5fPjgSe1IE+1hw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=m+51rny5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="m+51rny5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4A38EC4AF07; Fri, 21 Jun 2024 02:16:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718936196; bh=OtF8E9kgB+oaySsa4wZSdUC+f2BP+HoWoQHbyFpaL5U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m+51rny51CLS8cE6VfFlljt6mpMpt2pk8JlQLKOu0rsQIefD3yuBA8Rlr/iu1md9Q C6UiwUmOtBauIgmgidZVOSFLSpkYOAnbhXC8FRAiEaeIPl7twFKemHywDk4QnGN1hY BbuoMJ3c5ggLoG1stnqSAhZa6fGKd7xgbqgL/gReefFWajSlNlbBJs2eD/RzDD3Nsi tOq7S7LI38madQGrldWg5Eg+afZqpACIj7oQsIGtWbRRez8IpiSsTkE2rUeZFDsVy7 WryfOIFPf4iCwaEaVI8azhT5tcRxU6AHqb8XbRQZswxBU1wDvepocN/F+mE1s888JG 0RIW/oYokbv/Q== From: Geliang Tang To: Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next v6 3/6] selftests/bpf: Add client_socket helper Date: Fri, 21 Jun 2024 10:16:00 +0800 Message-ID: <4169c554e1cee79223feea49a1adc459d55e1ffe.1718932493.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang This patch extracts a new helper client_socket() from connect_to_fd_opts() to create the client socket, but don't connect to the server. Then connect_to_fd_opts() can be implemented using client_socket() and connect_fd_to_addr(). This helper can be used in connect_to_addr() too, and make "noconnect" opts useless. Acked-by: Eduard Zingerman Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/network_helpers.c | 37 +++++++++++++++---- tools/testing/selftests/bpf/network_helpers.h | 2 + 2 files changed, 31 insertions(+), 8 deletions(-) diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c index 5d1b4f165def..5f8214e2880d 100644 --- a/tools/testing/selftests/bpf/network_helpers.c +++ b/tools/testing/selftests/bpf/network_helpers.c @@ -249,6 +249,34 @@ int fastopen_connect(int server_fd, const char *data, unsigned int data_len, return -1; } +int client_socket(int family, int type, + const struct network_helper_opts *opts) +{ + int fd; + + if (!opts) + opts = &default_opts; + + fd = socket(family, type, opts->proto); + if (fd < 0) { + log_err("Failed to create client socket"); + return -1; + } + + if (settimeo(fd, opts->timeout_ms)) + goto error_close; + + if (opts->post_socket_cb && + opts->post_socket_cb(fd, opts->cb_opts)) + goto error_close; + + return fd; + +error_close: + save_errno_close(fd); + return -1; +} + static int connect_fd_to_addr(int fd, const struct sockaddr_storage *addr, socklen_t addrlen, const bool must_fail) @@ -284,19 +312,12 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add if (!opts) opts = &default_opts; - fd = socket(addr->ss_family, type, opts->proto); + fd = client_socket(addr->ss_family, type, opts); if (fd < 0) { log_err("Failed to create client socket"); return -1; } - if (settimeo(fd, opts->timeout_ms)) - goto error_close; - - if (opts->post_socket_cb && - opts->post_socket_cb(fd, opts->cb_opts)) - goto error_close; - if (!opts->noconnect) if (connect_fd_to_addr(fd, addr, addrlen, opts->must_fail)) goto error_close; diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h index c92bed35dfe2..e89eadfb02d6 100644 --- a/tools/testing/selftests/bpf/network_helpers.h +++ b/tools/testing/selftests/bpf/network_helpers.h @@ -57,6 +57,8 @@ int *start_reuseport_server(int family, int type, const char *addr_str, int start_server_addr(int type, const struct sockaddr_storage *addr, socklen_t len, const struct network_helper_opts *opts); void free_fds(int *fds, unsigned int nr_close_fds); +int client_socket(int family, int type, + const struct network_helper_opts *opts); int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t len, const struct network_helper_opts *opts); int connect_to_fd(int server_fd, int timeout_ms); From patchwork Fri Jun 21 02:16:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 806469 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A406782891; Fri, 21 Jun 2024 02:16:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936202; cv=none; b=oRtFkyuu3Emxp76BNVsCMzW2rF/saHyS39bxyh8yEEZrPtudt/ANQGjNV1MqL0QT3Eh6rDFsChMnGnKCDPMXnZONDZtyU4bWq09AbokwJausgT9Xn1Xm7V5CPKt956/uHD/pefwz4boIu6uf4oa2B0iqFzPWQml47spvVZIIfaM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936202; c=relaxed/simple; bh=jSJqvZp9QjM7EhqwjxQvol8jPHyk/g4oSwBHLcIw2gA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=d3yV3X5DXljDyFjBQ5xY//gSgwoTxIxnP0Xk+NME1pDjgmrkOpIP2cB5xi6aWxBv/xdAYzIc/BKpjrAU2FmXXeBkDfkOFj48Y12RBjmgvPOBXiFxna+i9TC0vtoDU2qETVIBxBI9dO/pgM4b/MScpwWGUBSDaNldDkL071N8FsY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cwnzoixq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cwnzoixq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4768C4AF0F; Fri, 21 Jun 2024 02:16:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718936202; bh=jSJqvZp9QjM7EhqwjxQvol8jPHyk/g4oSwBHLcIw2gA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cwnzoixqaQtpEg86k47BbDt8CXWm4Mfsn8iFR3KEYaysYoadfJFNFNaLXTgm6yAfV m6q4GIQ8J6G+CnDsOwv13Xl2SlpOh8+M31QwVSCVSO/lDml8AhqVtaNGGn3sm84ZrG EGGPXri8D/6F20T/TRXbob7pu0pcROoPb55aXW9r0E8iYCf5srKJLwTSsR9QMets40 T4DglBBtEVKYpQthiy5fpbEJO1I84kUN4mrOXT5OSeUESG1VrIbjiqi9XFm5zvW4kE wPdWaStS64gIidY8WuReYcKD+7Us+xWjdAIThYmRsYfJWOSwkl59+yiFY0nZbUbGoj xUUbQHvAsJYmA== From: Geliang Tang To: Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next v6 4/6] selftests/bpf: Drop noconnect from network_helper_opts Date: Fri, 21 Jun 2024 10:16:01 +0800 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang In test_bpf_ip_check_defrag_ok(), the new helper client_socket() can be used to replace connect_to_fd_opts() with "noconnect" opts, and the strcut member "noconnect" of network_helper_opts can be dropped now, always connect to server in connect_to_fd_opts(). Acked-by: Eduard Zingerman Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/network_helpers.c | 5 ++--- tools/testing/selftests/bpf/network_helpers.h | 1 - .../selftests/bpf/prog_tests/ip_check_defrag.c | 13 ++++++------- 3 files changed, 8 insertions(+), 11 deletions(-) diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c index 5f8214e2880d..44c2c8fa542a 100644 --- a/tools/testing/selftests/bpf/network_helpers.c +++ b/tools/testing/selftests/bpf/network_helpers.c @@ -318,9 +318,8 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add return -1; } - if (!opts->noconnect) - if (connect_fd_to_addr(fd, addr, addrlen, opts->must_fail)) - goto error_close; + if (connect_fd_to_addr(fd, addr, addrlen, opts->must_fail)) + goto error_close; return fd; diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h index e89eadfb02d6..9ea36524b9db 100644 --- a/tools/testing/selftests/bpf/network_helpers.h +++ b/tools/testing/selftests/bpf/network_helpers.h @@ -24,7 +24,6 @@ typedef __u16 __sum16; struct network_helper_opts { int timeout_ms; bool must_fail; - bool noconnect; int proto; int (*post_socket_cb)(int fd, void *opts); void *cb_opts; diff --git a/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c b/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c index 1607a05bf2c2..4ddb8a5fece8 100644 --- a/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c +++ b/tools/testing/selftests/bpf/prog_tests/ip_check_defrag.c @@ -158,14 +158,13 @@ static int send_frags6(int client) void test_bpf_ip_check_defrag_ok(bool ipv6) { + int family = ipv6 ? AF_INET6 : AF_INET; struct network_helper_opts rx_opts = { .timeout_ms = 1000, - .noconnect = true, }; struct network_helper_opts tx_ops = { .timeout_ms = 1000, .proto = IPPROTO_RAW, - .noconnect = true, }; struct sockaddr_storage caddr; struct ip_check_defrag *skel; @@ -191,7 +190,7 @@ void test_bpf_ip_check_defrag_ok(bool ipv6) nstoken = open_netns(NS1); if (!ASSERT_OK_PTR(nstoken, "setns ns1")) goto out; - srv_fd = start_server(ipv6 ? AF_INET6 : AF_INET, SOCK_DGRAM, NULL, SERVER_PORT, 0); + srv_fd = start_server(family, SOCK_DGRAM, NULL, SERVER_PORT, 0); close_netns(nstoken); if (!ASSERT_GE(srv_fd, 0, "start_server")) goto out; @@ -200,18 +199,18 @@ void test_bpf_ip_check_defrag_ok(bool ipv6) nstoken = open_netns(NS0); if (!ASSERT_OK_PTR(nstoken, "setns ns0")) goto out; - client_tx_fd = connect_to_fd_opts(srv_fd, SOCK_RAW, &tx_ops); + client_tx_fd = client_socket(family, SOCK_RAW, &tx_ops); close_netns(nstoken); - if (!ASSERT_GE(client_tx_fd, 0, "connect_to_fd_opts")) + if (!ASSERT_GE(client_tx_fd, 0, "client_socket")) goto out; /* Open rx socket in ns0 */ nstoken = open_netns(NS0); if (!ASSERT_OK_PTR(nstoken, "setns ns0")) goto out; - client_rx_fd = connect_to_fd_opts(srv_fd, SOCK_DGRAM, &rx_opts); + client_rx_fd = client_socket(family, SOCK_DGRAM, &rx_opts); close_netns(nstoken); - if (!ASSERT_GE(client_rx_fd, 0, "connect_to_fd_opts")) + if (!ASSERT_GE(client_rx_fd, 0, "client_socket")) goto out; /* Bind rx socket to a premeditated port */ From patchwork Fri Jun 21 02:16:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 806969 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DD036839F1; Fri, 21 Jun 2024 02:16:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936208; cv=none; b=mweJKtaa93ceTLfUm0zBlZcC6LJ5InzEarStQjNnwxUYuvz80/rSDc1TP6wJIp721Qwra3bBSyBup2ahpyAxL47OscItxwemPDNR8ZqcGZsgJzWFell4T81s0nidx3JsajejD5Kh+ujWvvc1pHgTiXyRDCgzds4FtuRC7Wiy+6s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936208; c=relaxed/simple; bh=4L7L69bO3cLNNHAsEHPR/xKiN1RgYuK2kpulcYkJTck=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OEsmUEHv4QD+2iJ5iVTAHNic54+9oSaCXkEBgmqavcYEreacwcY4cdbXzhjNk3xU3PPkhmsSnkJUf4rRmqXxBarkurDAOti3BG2eL0WzEAxrgMj9+Jx+rfYUAQ/ylze/nWBiIqIo4x5AdISOuVZ0anu8z+N76RiQEx+oZPnlhzc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Wk8FH7G1; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Wk8FH7G1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F095DC2BD10; Fri, 21 Jun 2024 02:16:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718936207; bh=4L7L69bO3cLNNHAsEHPR/xKiN1RgYuK2kpulcYkJTck=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Wk8FH7G1Wwtc1fUhc7BbEPfV4g7+lcKzOdjUb0BrbwApAnhrcP99MTpkawe7CvxxL e+iXxV79v2GgPPzzKr0JO3izeMdohZLYik5GYKSzknltCUkA+2+7J8UPE7i4lXOZIx wD1enqt09obxOMRfsjRCodBaDKkMnpmdfFtE44dFFLjNax+loiRTv7jB/5eezHrGHV ZdvBy0g540KQvcTEkYxrMWSeram9n8U/Av/qfIV7OfMVZ0nxYcbXPK5T15gCDY2bEp WXDfWDW77wJEMNJfEbuzKKL9gUtOxlbD5DtqSsNbbEbiDclrHuXQhcNtL4c7tjJy94 MSuVQcCOboLwA== From: Geliang Tang To: Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next v6 5/6] selftests/bpf: Use start_server_str in mptcp Date: Fri, 21 Jun 2024 10:16:02 +0800 Message-ID: <16fb3e2cd60b64b5470b0e69f1aa233feaf2717c.1718932493.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang Since start_server_str() is added now, it can be used in mptcp.c in start_mptcp_server() instead of using helpers make_sockaddr() and start_server_addr() to simplify the code. Acked-by: Eduard Zingerman Signed-off-by: Geliang Tang --- tools/testing/selftests/bpf/prog_tests/mptcp.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/tools/testing/selftests/bpf/prog_tests/mptcp.c b/tools/testing/selftests/bpf/prog_tests/mptcp.c index 274d2e033e39..d2ca32fa3b21 100644 --- a/tools/testing/selftests/bpf/prog_tests/mptcp.c +++ b/tools/testing/selftests/bpf/prog_tests/mptcp.c @@ -89,13 +89,8 @@ static int start_mptcp_server(int family, const char *addr_str, __u16 port, .timeout_ms = timeout_ms, .proto = IPPROTO_MPTCP, }; - struct sockaddr_storage addr; - socklen_t addrlen; - if (make_sockaddr(family, addr_str, port, &addr, &addrlen)) - return -1; - - return start_server_addr(SOCK_STREAM, &addr, addrlen, &opts); + return start_server_str(family, SOCK_STREAM, addr_str, port, &opts); } static int verify_tsk(int map_fd, int client_fd) From patchwork Fri Jun 21 02:16:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 806468 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 240BB82D69; Fri, 21 Jun 2024 02:16:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936214; cv=none; b=p4npQJZ7sUryK0VPQmRpndrXY5njlio3mj4njct5AwFg5PcN97FcC1uxx49fpnDkKtqnYjqWh+N2NYAvUHmFVgebWduTOjaoOiftvSYByy1ApRAEU6YZsaLAUBnkV09ps8mczc9z0mUp/BuALZ1RuEhYozLG1SB/BRw7cbfCQMo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718936214; c=relaxed/simple; bh=fXayRlWFDY5aPy5AeVtyjzVtSkEID71RDaXwe1KsrSs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=HRNK2gGYT2zxyE4ELYnq5aJQcsaUPWBdmbWv0cFRNE87NsqK916+TEYvi+D1og/l6FthJqpS6Qn5lJsL+4wBFknfgNnkKdbg505YqxVGHDf6fpozojVvTQavAYXj4fSO0UNFv6T0/TXeKgKXToVWO/+SVfz4sGHh7JOfQCU/L9M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=i94PA+uf; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="i94PA+uf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 586A8C32786; Fri, 21 Jun 2024 02:16:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718936213; bh=fXayRlWFDY5aPy5AeVtyjzVtSkEID71RDaXwe1KsrSs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=i94PA+ufFV20yf/ilHOWYg/knXeZ3oogPzeWZxAJR6V4T5oEAlH8yFc1/ch1bT9PG sME2fdzOCJbXjAkFLT7xbJ7xd5E8vOsqq7/0w4qHSv2dhgAR5m73KqpnGtvoym6o8Q S9YIL8Y2ChrtaO+Wn1DlD7pqXqbWZKzUJ2ON/xz66KcP8VmoxlDMmJWfGkla7zWXgy wu1wQs1qb2Nq1xNRIirPrgln1peeaq72JnbH7+0S3fquwiM4HnAkKvtSEBab7Mupfs IB0EKjl8oV3bHpYEV+u+1rOUCS4h52xpWMkPG/1H54V6gQpWbfHN2u7l7QainIyDjc TseTIxKY25Q2w== From: Geliang Tang To: Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan Cc: Geliang Tang , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH bpf-next v6 6/6] selftests/bpf: Use start_server_str in test_tcp_check_syncookie_user Date: Fri, 21 Jun 2024 10:16:03 +0800 Message-ID: <5d2f442261d37cff16c1f1b21a2b188508ab67fa.1718932493.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang Since start_server_str() is added now, it can be used in script test_tcp_check_syncookie_user.c instead of start_server_addr() to simplify the code. Acked-by: Eduard Zingerman Signed-off-by: Geliang Tang --- .../bpf/test_tcp_check_syncookie_user.c | 29 ++----------------- 1 file changed, 3 insertions(+), 26 deletions(-) diff --git a/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c b/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c index aebc58c24dc5..3844f9b8232a 100644 --- a/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c +++ b/tools/testing/selftests/bpf/test_tcp_check_syncookie_user.c @@ -156,10 +156,6 @@ static int v6only_false(int fd, void *opts) int main(int argc, char **argv) { struct network_helper_opts opts = { 0 }; - struct sockaddr_in addr4; - struct sockaddr_in6 addr6; - struct sockaddr_in addr4dual; - struct sockaddr_in6 addr6dual; int server = -1; int server_v6 = -1; int server_dual = -1; @@ -181,36 +177,17 @@ int main(int argc, char **argv) goto err; } - memset(&addr4, 0, sizeof(addr4)); - addr4.sin_family = AF_INET; - addr4.sin_addr.s_addr = htonl(INADDR_LOOPBACK); - addr4.sin_port = 0; - memcpy(&addr4dual, &addr4, sizeof(addr4dual)); - - memset(&addr6, 0, sizeof(addr6)); - addr6.sin6_family = AF_INET6; - addr6.sin6_addr = in6addr_loopback; - addr6.sin6_port = 0; - - memset(&addr6dual, 0, sizeof(addr6dual)); - addr6dual.sin6_family = AF_INET6; - addr6dual.sin6_addr = in6addr_any; - addr6dual.sin6_port = 0; - - server = start_server_addr(SOCK_STREAM, (struct sockaddr_storage *)&addr4, - sizeof(addr4), NULL); + server = start_server_str(AF_INET, SOCK_STREAM, "127.0.0.1", 0, NULL); if (server == -1) goto err; opts.post_socket_cb = v6only_true; - server_v6 = start_server_addr(SOCK_STREAM, (struct sockaddr_storage *)&addr6, - sizeof(addr6), &opts); + server_v6 = start_server_str(AF_INET6, SOCK_STREAM, "::1", 0, &opts); if (server_v6 == -1) goto err; opts.post_socket_cb = v6only_false; - server_dual = start_server_addr(SOCK_STREAM, (struct sockaddr_storage *)&addr6dual, - sizeof(addr6dual), &opts); + server_dual = start_server_str(AF_INET6, SOCK_STREAM, "::0", 0, &opts); if (server_dual == -1) goto err;