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Tsirkin" Subject: [PATCH v10 16/17] tests/qtest: netdev: test stream and dgram backends Date: Wed, 5 Oct 2022 18:20:50 +0200 Message-Id: <20221005162051.1120041-17-lvivier@redhat.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221005162051.1120041-1-lvivier@redhat.com> References: <20221005162051.1120041-1-lvivier@redhat.com> MIME-Version: 1.0 X-Provags-ID: V03:K1:iD2XF02Elofs207/BZbT/FrTr+RhUpI8/tqcJDdMEtBapIztTTN imwVTvXLkBKV4TV5+Tss057ESdW/CpvXGuK5DYkvFNnPqrJ9o8Jx3E1zDHAqFf8J9JvOjjQ 4QBSzJwfVyUUdljuQ/YkpVZq7ATvqledwyVCj0ORchGAhgy5Pvt8e0GSOsg/RujPMgpVntX /BKKBVtAYZ0nHewLRmjzA== X-UI-Out-Filterresults: notjunk:1;V03:K0:rXDB0BlxXs4=:yvxZAai+M7cSRFcj9Fcp4G OKX6YuqaIQeL0RWGE91V5C3kIl7mh6zzU6AdiRw/+QkHgDQVeK6HOOcX5CbKB6jAcLjT0IOY0 EB52GCh8q9/bqvZL9tThTqfQyg2rrFTRtiuWNPzeol19hcUMCs2S7Gdg1GpuJ/L88De4XoWRR HQipoHKi9loNNbYeZCVZnjBmb/3K8kmywSX5X9sgNdD/aHpJfUT5PDqOtTKQA8Muh7id6Q4xt lW5nwR+y3maz8rXM0GuxMq9dJ1k7/7f4ylvlWZOYxDgS8KZkrqdC05r6vHWrN8+aG9R4Hl8Fk 8IuPEaw8To7oLnSVO881I/Ak4VoIhtoQR7a2uy+98g1oKulrL7HZ7PO0oJS7vdDsbnSBkUnM3 k9ViJJBQlr99wZbhvX9pr0HW30ChXyMeFZ6/Ub2hvPheZpFtlcepo7cTnQpn/T6QbM7XmAaM8 RH01GvVDjskdPP09LAuMUxpdupRtmDEV+G3xNnuZpulmgEnQatGJ//x2O7dJmOXzZ7F2Mdwnw dxoAc1ECDTiyk6kGO+7Shom7jAHg9GuCFb3ALRIwktIog5WJgH5+zV2h3+BtCx68BILb1ZcWy TVZMukfMB/WZu0lkQQ2iPcxRn0X39wg+yOdM/YxcAsUcv2I24k83UKVfIyruIPfJ5elRfD/GR AuZDCUrNpwA+ZaP64E56Xjq4HLNJE8+M4X3NK0J7ZfBDJ+4LdfTNJDm+Xc04PfEHXPDzqkTRo t8NDuoZ8y+mOgE9zcoapGcBssQZOkHlO4Z+8TAopFnkRCteuHKRPbp4kmaUx+Qm+DGr3HBhYM zakkiNr Received-SPF: permerror client-ip=217.72.192.74; envelope-from=lvivier@redhat.com; helo=mout.kundenserver.de X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_FAIL=0.001, SPF_HELO_NONE=0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Laurent Vivier --- tests/qtest/meson.build | 1 + tests/qtest/netdev-socket.c | 417 ++++++++++++++++++++++++++++++++++++ 2 files changed, 418 insertions(+) create mode 100644 tests/qtest/netdev-socket.c diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build index 455f1bbb7e52..464774e7b630 100644 --- a/tests/qtest/meson.build +++ b/tests/qtest/meson.build @@ -27,6 +27,7 @@ qtests_generic = [ 'test-hmp', 'qos-test', 'readconfig-test', + 'netdev-socket', ] if config_host.has_key('CONFIG_MODULES') qtests_generic += [ 'modules-test' ] diff --git a/tests/qtest/netdev-socket.c b/tests/qtest/netdev-socket.c new file mode 100644 index 000000000000..4ea66b4c6988 --- /dev/null +++ b/tests/qtest/netdev-socket.c @@ -0,0 +1,417 @@ +/* + * QTest testcase for netdev stream and dgram + * + * Copyright (c) 2022 Red Hat, Inc. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "libqtest.h" + +#define CONNECTION_TIMEOUT 5 + +#define EXPECT_STATE(q, e, t) \ +do { \ + char *resp = qtest_hmp(q, "info network"); \ + if (t) { \ + strrchr(resp, t)[0] = 0; \ + } \ + g_test_timer_start(); \ + while (g_test_timer_elapsed() < CONNECTION_TIMEOUT) { \ + if (strcmp(resp, e) == 0) { \ + break; \ + } \ + g_free(resp); \ + resp = qtest_hmp(q, "info network"); \ + if (t) { \ + strrchr(resp, t)[0] = 0; \ + } \ + } \ + g_assert_cmpstr(resp, ==, e); \ + g_free(resp); \ +} while (0) + +static int inet_get_free_port_socket(int sock) +{ + struct sockaddr_in addr; + socklen_t len; + + memset(&addr, 0, sizeof(addr)); + addr.sin_family = AF_INET; + addr.sin_addr.s_addr = INADDR_ANY; + addr.sin_port = 0; + if (bind(sock, (struct sockaddr *)&addr, sizeof(addr)) < 0) { + return -1; + } + + len = sizeof(addr); + if (getsockname(sock, (struct sockaddr *)&addr, &len) < 0) { + return -1; + } + + return ntohs(addr.sin_port); +} + +static int inet_get_free_port_multiple(int nb, int *port) +{ + int sock[nb]; + int i; + + for (i = 0; i < nb; i++) { + sock[i] = socket(AF_INET, SOCK_STREAM, 0); + if (sock[i] < 0) { + break; + } + port[i] = inet_get_free_port_socket(sock[i]); + } + + nb = i; + for (i = 0; i < nb; i++) { + closesocket(sock[i]); + } + + return nb; +} + +static int inet_get_free_port(void) +{ + int nb, port; + + nb = inet_get_free_port_multiple(1, &port); + g_assert_cmpint(nb, ==, 1); + + return port; +} + +static void test_stream_inet_ipv4(void) +{ + QTestState *qts0, *qts1; + char *expect; + int port; + + port = inet_get_free_port(); + qts0 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,addr.type=inet," + "addr.ipv4=on,addr.ipv6=off," + "addr.host=localhost,addr.port=%d", port); + + EXPECT_STATE(qts0, "st0: index=0,type=stream,\r\n", 0); + + qts1 = qtest_initf("-nodefaults " + "-netdev stream,server=false,id=st0,addr.type=inet," + "addr.ipv4=on,addr.ipv6=off," + "addr.host=localhost,addr.port=%d", port); + + expect = g_strdup_printf("st0: index=0,type=stream,tcp:127.0.0.1:%d\r\n", + port); + EXPECT_STATE(qts1, expect, 0); + g_free(expect); + + /* the port is unknown, check only the address */ + EXPECT_STATE(qts0, "st0: index=0,type=stream,tcp:127.0.0.1", ':'); + + qtest_quit(qts1); + qtest_quit(qts0); +} + +static void test_stream_inet_ipv6(void) +{ + QTestState *qts0, *qts1; + char *expect; + int port; + + port = inet_get_free_port(); + qts0 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,addr.type=inet," + "addr.ipv4=off,addr.ipv6=on," + "addr.host=localhost,addr.port=%d", port); + + EXPECT_STATE(qts0, "st0: index=0,type=stream,\r\n", 0); + + qts1 = qtest_initf("-nodefaults " + "-netdev stream,server=false,id=st0,addr.type=inet," + "addr.ipv4=off,addr.ipv6=on," + "addr.host=localhost,addr.port=%d", port); + + expect = g_strdup_printf("st0: index=0,type=stream,tcp:::1:%d\r\n", + port); + EXPECT_STATE(qts1, expect, 0); + g_free(expect); + + /* the port is unknown, check only the address */ + EXPECT_STATE(qts0, "st0: index=0,type=stream,tcp:::1", ':'); + + qtest_quit(qts1); + qtest_quit(qts0); +} + +static void test_stream_unix(void) +{ + QTestState *qts0, *qts1; + char *expect; + gchar *path; + int ret; + + ret = g_file_open_tmp("netdev-XXXXXX", &path, NULL); + g_assert_true(ret >= 0); + close(ret); + + qts0 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,addr.type=unix,addr.path=%s,", + path); + + EXPECT_STATE(qts0, "st0: index=0,type=stream,\r\n", 0); + + qts1 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,server=false," + "addr.type=unix,addr.path=%s", + path); + + expect = g_strdup_printf("st0: index=0,type=stream,unix:%s\r\n", path); + EXPECT_STATE(qts1, expect, 0); + EXPECT_STATE(qts0, expect, 0); + g_free(expect); + unlink(path); + g_free(path); + + qtest_quit(qts1); + qtest_quit(qts0); +} + +static void test_stream_unix_abstract(void) +{ + QTestState *qts0, *qts1; + char *expect; + gchar *path; + int ret; + + ret = g_file_open_tmp("netdev-XXXXXX", &path, NULL); + g_assert_true(ret >= 0); + close(ret); + + qts0 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,addr.type=unix,addr.path=%s," + "addr.abstract=on", + path); + + EXPECT_STATE(qts0, "st0: index=0,type=stream,\r\n", 0); + + qts1 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,server=false," + "addr.type=unix,addr.path=%s,addr.abstract=on", + path); + + expect = g_strdup_printf("st0: index=0,type=stream,unix:%s\r\n", path); + EXPECT_STATE(qts1, expect, 0); + EXPECT_STATE(qts0, expect, 0); + g_free(expect); + unlink(path); + g_free(path); + + qtest_quit(qts1); + qtest_quit(qts0); +} + +static void test_stream_fd(void) +{ + QTestState *qts0, *qts1; + char *expect; + int ret, sock0, sock1; + struct sockaddr_un addr; + gchar *path; + + ret = g_file_open_tmp("netdev-XXXXXX", &path, NULL); + g_assert_true(ret >= 0); + close(ret); + addr.sun_family = AF_UNIX; + strcpy(addr.sun_path, path); + + unlink(addr.sun_path); + sock0 = socket(AF_LOCAL, SOCK_STREAM, 0); + g_assert_cmpint(sock0, !=, -1); + + ret = bind(sock0, (struct sockaddr *)&addr, sizeof(addr)); + g_assert_cmpint(ret, !=, -1); + + qts0 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,addr.type=fd,addr.str=%d", + sock0); + + EXPECT_STATE(qts0, "st0: index=0,type=stream,\r\n", 0); + + sock1 = socket(AF_LOCAL, SOCK_STREAM, 0); + g_assert_cmpint(sock1, !=, -1); + + ret = connect(sock1, (struct sockaddr *)&addr, sizeof(addr)); + g_assert_cmpint(ret, !=, -1); + + qts1 = qtest_initf("-nodefaults " + "-netdev stream,id=st0,server=off,addr.type=fd,addr.str=%d", + sock1); + + + expect = g_strdup_printf("st0: index=0,type=stream,unix:%s\r\n", path); + EXPECT_STATE(qts1, expect, 0); + EXPECT_STATE(qts0, expect, 0); + g_free(expect); + + qtest_quit(qts1); + qtest_quit(qts0); + + closesocket(sock0); + closesocket(sock1); + + g_free(path); +} + +static void test_dgram_inet(void) +{ + QTestState *qts0, *qts1; + char *expect; + int port[2]; + int nb; + + nb = inet_get_free_port_multiple(2, port); + g_assert_cmpint(nb, ==, 2); + + qts0 = qtest_initf("-nodefaults " + "-netdev dgram,id=st0," + "local.type=inet,local.host=localhost,local.port=%d," + "remote.type=inet,remote.host=localhost,remote.port=%d", + port[0], port[1]); + + expect = g_strdup_printf("st0: index=0,type=dgram," + "udp=127.0.0.1:%d/127.0.0.1:%d\r\n", + port[0], port[1]); + EXPECT_STATE(qts0, expect, 0); + g_free(expect); + + qts1 = qtest_initf("-nodefaults " + "-netdev dgram,id=st0," + "local.type=inet,local.host=localhost,local.port=%d," + "remote.type=inet,remote.host=localhost,remote.port=%d", + port[1], port[0]); + + expect = g_strdup_printf("st0: index=0,type=dgram," + "udp=127.0.0.1:%d/127.0.0.1:%d\r\n", + port[1], port[0]); + EXPECT_STATE(qts1, expect, 0); + g_free(expect); + + qtest_quit(qts1); + qtest_quit(qts0); +} + +static void test_dgram_mcast(void) +{ + QTestState *qts; + + qts = qtest_initf("-nodefaults " + "-netdev dgram,id=st0," + "remote.type=inet,remote.host=230.0.0.1,remote.port=1234"); + + EXPECT_STATE(qts, "st0: index=0,type=dgram,mcast=230.0.0.1:1234\r\n", 0); + + qtest_quit(qts); +} + +static void test_dgram_unix(void) +{ + QTestState *qts0, *qts1; + char *expect; + gchar *path0, *path1; + int ret; + + ret = g_file_open_tmp("netdev-XXXXXX", &path0, NULL); + g_assert_true(ret >= 0); + close(ret); + + ret = g_file_open_tmp("netdev-XXXXXX", &path1, NULL); + g_assert_true(ret >= 0); + close(ret); + + qts0 = qtest_initf("-nodefaults " + "-netdev dgram,id=st0,local.type=unix,local.path=%s," + "remote.type=unix,remote.path=%s", + path0, path1); + + expect = g_strdup_printf("st0: index=0,type=dgram,udp=%s:%s\r\n", + path0, path1); + EXPECT_STATE(qts0, expect, 0); + g_free(expect); + + qts1 = qtest_initf("-nodefaults " + "-netdev dgram,id=st0,local.type=unix,local.path=%s," + "remote.type=unix,remote.path=%s", + path1, path0); + + + expect = g_strdup_printf("st0: index=0,type=dgram,udp=%s:%s\r\n", + path1, path0); + EXPECT_STATE(qts1, expect, 0); + g_free(expect); + + unlink(path0); + g_free(path0); + unlink(path1); + g_free(path1); + + qtest_quit(qts1); + qtest_quit(qts0); +} + +static void test_dgram_fd(void) +{ + QTestState *qts0, *qts1; + char *expect; + int ret; + int sv[2]; + + ret = socketpair(PF_UNIX, SOCK_DGRAM, 0, sv); + g_assert_cmpint(ret, !=, -1); + + qts0 = qtest_initf("-nodefaults " + "-netdev dgram,id=st0,local.type=fd,local.str=%d", + sv[0]); + + expect = g_strdup_printf("st0: index=0,type=dgram,fd=%d unix\r\n", sv[0]); + EXPECT_STATE(qts0, expect, 0); + g_free(expect); + + qts1 = qtest_initf("-nodefaults " + "-netdev dgram,id=st0,local.type=fd,local.str=%d", + sv[1]); + + + expect = g_strdup_printf("st0: index=0,type=dgram,fd=%d unix\r\n", sv[1]); + EXPECT_STATE(qts1, expect, 0); + g_free(expect); + + qtest_quit(qts1); + qtest_quit(qts0); + + closesocket(sv[0]); + closesocket(sv[1]); +} + +int main(int argc, char **argv) +{ + int ret; + + g_test_init(&argc, &argv, NULL); + + qtest_add_func("/netdev/stream/inet/ipv4", test_stream_inet_ipv4); + qtest_add_func("/netdev/stream/inet/ipv6", test_stream_inet_ipv6); + qtest_add_func("/netdev/stream/unix", test_stream_unix); + qtest_add_func("/netdev/stream/unix/abstract", test_stream_unix_abstract); + qtest_add_func("/netdev/stream/fd", test_stream_fd); + qtest_add_func("/netdev/dgram/inet", test_dgram_inet); + qtest_add_func("/netdev/dgram/mcast", test_dgram_mcast); + qtest_add_func("/netdev/dgram/unix", test_dgram_unix); + qtest_add_func("/netdev/dgram/fd", test_dgram_fd); + + ret = g_test_run(); + + return ret; +}