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Message-Id: <20220806001153.1461577-7-adel.abushaev@gmail.com>
Date: Fri, 5 Aug 2022 17:11:53 -0700
From: Adel Abouchaev <adel.abushaev@...il.com>
To: kuba@...nel.org
Cc: davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
corbet@....net, dsahern@...nel.org, shuah@...nel.org,
imagedong@...cent.com, netdev@...r.kernel.org,
linux-doc@...r.kernel.org, linux-kselftest@...r.kernel.org
Subject: [RFC net-next v2 6/6] Add self tests for ULP operations, flow setup and crypto tests
Add self tests for ULP operations, flow setup and crypto tests.
Signed-off-by: Adel Abouchaev <adelab@...com>
---
v2: Restored the test build. Changed the QUIC context reference variable
names for the keys and iv to match the uAPI.
---
tools/testing/selftests/net/.gitignore | 3 +-
tools/testing/selftests/net/Makefile | 2 +-
tools/testing/selftests/net/quic.c | 1024 ++++++++++++++++++++++++
tools/testing/selftests/net/quic.sh | 45 ++
4 files changed, 1072 insertions(+), 2 deletions(-)
create mode 100644 tools/testing/selftests/net/quic.c
create mode 100755 tools/testing/selftests/net/quic.sh
diff --git a/tools/testing/selftests/net/.gitignore b/tools/testing/selftests/net/.gitignore
index 892306bdb47d..134b50f2ceb9 100644
--- a/tools/testing/selftests/net/.gitignore
+++ b/tools/testing/selftests/net/.gitignore
@@ -38,4 +38,5 @@ ioam6_parser
toeplitz
tun
cmsg_sender
-unix_connect
\ No newline at end of file
+unix_connect
+quic
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index e2dfef8b78a7..034495ce1941 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -57,7 +57,7 @@ TEST_GEN_FILES += ipsec
TEST_GEN_FILES += ioam6_parser
TEST_GEN_FILES += gro
TEST_GEN_PROGS = reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
-TEST_GEN_PROGS += reuseport_dualstack reuseaddr_conflict tls tun
+TEST_GEN_PROGS += reuseport_dualstack reuseaddr_conflict tls tun quic
TEST_GEN_FILES += toeplitz
TEST_GEN_FILES += cmsg_sender
TEST_GEN_FILES += stress_reuseport_listen
diff --git a/tools/testing/selftests/net/quic.c b/tools/testing/selftests/net/quic.c
new file mode 100644
index 000000000000..8e746a083140
--- /dev/null
+++ b/tools/testing/selftests/net/quic.c
@@ -0,0 +1,1024 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#define _GNU_SOURCE
+
+#include <arpa/inet.h>
+#include <errno.h>
+#include <error.h>
+#include <fcntl.h>
+#include <poll.h>
+#include <sched.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <linux/limits.h>
+#include <linux/quic.h>
+#include <linux/socket.h>
+#include <linux/tls.h>
+#include <linux/tcp.h>
+#include <linux/types.h>
+#include <linux/udp.h>
+
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/sendfile.h>
+#include <sys/socket.h>
+#include <sys/stat.h>
+
+#include "../kselftest_harness.h"
+
+#define UDP_ULP 105
+
+#ifndef SOL_UDP
+#define SOL_UDP 17
+#endif
+
+// 1. QUIC ULP Registration Test
+
+FIXTURE(quic_ulp)
+{
+ int sfd;
+ socklen_t len_s;
+ union {
+ struct sockaddr_in addr;
+ struct sockaddr_in6 addr6;
+ } server;
+ int default_net_ns_fd;
+ int server_net_ns_fd;
+};
+
+FIXTURE_VARIANT(quic_ulp)
+{
+ unsigned int af_server;
+ char *server_address;
+ unsigned short server_port;
+};
+
+FIXTURE_VARIANT_ADD(quic_ulp, ipv4)
+{
+ .af_server = AF_INET,
+ .server_address = "10.0.0.2",
+ .server_port = 7101,
+};
+
+FIXTURE_VARIANT_ADD(quic_ulp, ipv6)
+{
+ .af_server = AF_INET6,
+ .server_address = "2001::2",
+ .server_port = 7102,
+};
+
+FIXTURE_SETUP(quic_ulp)
+{
+ char path[PATH_MAX];
+ int optval = 1;
+
+ snprintf(path, sizeof(path), "/proc/%d/ns/net", getpid());
+ self->default_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->default_net_ns_fd, 0);
+ strcpy(path, "/var/run/netns/ns2");
+ self->server_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->server_net_ns_fd, 0);
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ self->sfd = socket(variant->af_server, SOCK_DGRAM, 0);
+ ASSERT_NE(setsockopt(self->sfd, SOL_SOCKET, SO_REUSEPORT, &optval,
+ sizeof(optval)), -1);
+ if (variant->af_server == AF_INET) {
+ self->len_s = sizeof(self->server.addr);
+ self->server.addr.sin_family = variant->af_server;
+ inet_pton(variant->af_server, variant->server_address,
+ &self->server.addr.sin_addr);
+ self->server.addr.sin_port = htons(variant->server_port);
+ ASSERT_EQ(bind(self->sfd, &self->server.addr, self->len_s), 0);
+ ASSERT_EQ(getsockname(self->sfd, &self->server.addr,
+ &self->len_s), 0);
+ } else {
+ self->len_s = sizeof(self->server.addr6);
+ self->server.addr6.sin6_family = variant->af_server;
+ inet_pton(variant->af_server, variant->server_address,
+ &self->server.addr6.sin6_addr);
+ self->server.addr6.sin6_port = htons(variant->server_port);
+ ASSERT_EQ(bind(self->sfd, &self->server.addr6, self->len_s), 0);
+ ASSERT_EQ(getsockname(self->sfd, &self->server.addr6,
+ &self->len_s), 0);
+ }
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+};
+
+FIXTURE_TEARDOWN(quic_ulp)
+{
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ close(self->sfd);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+};
+
+TEST_F(quic_ulp, request_nonexistent_udp_ulp)
+{
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_ULP,
+ "nonexistent", sizeof("nonexistent")), -1);
+ // If UDP_ULP option is not present, the error would be ENOPROTOOPT.
+ ASSERT_EQ(errno, ENOENT);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+};
+
+TEST_F(quic_ulp, request_quic_crypto_udp_ulp)
+{
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_ULP,
+ "quic-crypto", sizeof("quic-crypto")), 0);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+};
+
+// 2. QUIC Data Path Operation Tests
+
+#define DO_NOT_SETUP_FLOW 0
+#define SETUP_FLOW 1
+
+#define DO_NOT_USE_CLIENT 0
+#define USE_CLIENT 1
+
+FIXTURE(quic_data)
+{
+ int sfd, c1fd, c2fd;
+ socklen_t len_c1;
+ socklen_t len_c2;
+ socklen_t len_s;
+
+ union {
+ struct sockaddr_in addr;
+ struct sockaddr_in6 addr6;
+ } client_1;
+ union {
+ struct sockaddr_in addr;
+ struct sockaddr_in6 addr6;
+ } client_2;
+ union {
+ struct sockaddr_in addr;
+ struct sockaddr_in6 addr6;
+ } server;
+ int default_net_ns_fd;
+ int client_1_net_ns_fd;
+ int client_2_net_ns_fd;
+ int server_net_ns_fd;
+};
+
+FIXTURE_VARIANT(quic_data)
+{
+ unsigned int af_client_1;
+ char *client_1_address;
+ unsigned short client_1_port;
+ uint8_t conn_id_1[8];
+ uint8_t conn_1_key[16];
+ uint8_t conn_1_iv[12];
+ uint8_t conn_1_hdr_key[16];
+ size_t conn_id_1_len;
+ bool setup_flow_1;
+ bool use_client_1;
+ unsigned int af_client_2;
+ char *client_2_address;
+ unsigned short client_2_port;
+ uint8_t conn_id_2[8];
+ uint8_t conn_2_key[16];
+ uint8_t conn_2_iv[12];
+ uint8_t conn_2_hdr_key[16];
+ size_t conn_id_2_len;
+ bool setup_flow_2;
+ bool use_client_2;
+ unsigned int af_server;
+ char *server_address;
+ unsigned short server_port;
+};
+
+FIXTURE_VARIANT_ADD(quic_data, ipv4)
+{
+ .af_client_1 = AF_INET,
+ .client_1_address = "10.0.0.1",
+ .client_1_port = 6667,
+ .conn_id_1 = {0x11, 0x12, 0x13, 0x14},
+ .conn_id_1_len = 4,
+ .setup_flow_1 = SETUP_FLOW,
+ .use_client_1 = USE_CLIENT,
+ .af_client_2 = AF_INET,
+ .client_2_address = "10.0.0.3",
+ .client_2_port = 6668,
+ .conn_id_2 = {0x21, 0x22, 0x23, 0x24},
+ .conn_id_2_len = 4,
+ .setup_flow_2 = SETUP_FLOW,
+ //.use_client_2 = USE_CLIENT,
+ .af_server = AF_INET,
+ .server_address = "10.0.0.2",
+ .server_port = 6669,
+};
+
+FIXTURE_VARIANT_ADD(quic_data, ipv6_mapped_ipv4_two_conns)
+{
+ .af_client_1 = AF_INET6,
+ .client_1_address = "::ffff:10.0.0.1",
+ .client_1_port = 6670,
+ .conn_id_1 = {0x11, 0x12, 0x13, 0x14},
+ .conn_id_1_len = 4,
+ .setup_flow_1 = SETUP_FLOW,
+ .use_client_1 = USE_CLIENT,
+ .af_client_2 = AF_INET6,
+ .client_2_address = "::ffff:10.0.0.3",
+ .client_2_port = 6671,
+ .conn_id_2 = {0x21, 0x22, 0x23, 0x24},
+ .conn_id_2_len = 4,
+ .setup_flow_2 = SETUP_FLOW,
+ .use_client_2 = USE_CLIENT,
+ .af_server = AF_INET6,
+ .server_address = "::ffff:10.0.0.2",
+ .server_port = 6672,
+};
+
+FIXTURE_VARIANT_ADD(quic_data, ipv6_mapped_ipv4_setup_ipv4_one_conn)
+{
+ .af_client_1 = AF_INET,
+ .client_1_address = "10.0.0.3",
+ .client_1_port = 6676,
+ .conn_id_1 = {0x11, 0x12, 0x13, 0x14},
+ .conn_id_1_len = 4,
+ .setup_flow_1 = SETUP_FLOW,
+ .use_client_1 = DO_NOT_USE_CLIENT,
+ .af_client_2 = AF_INET6,
+ .client_2_address = "::ffff:10.0.0.3",
+ .client_2_port = 6676,
+ .conn_id_2 = {0x11, 0x12, 0x13, 0x14},
+ .conn_id_2_len = 4,
+ .setup_flow_2 = DO_NOT_SETUP_FLOW,
+ .use_client_2 = USE_CLIENT,
+ .af_server = AF_INET6,
+ .server_address = "::ffff:10.0.0.2",
+ .server_port = 6677,
+};
+
+FIXTURE_VARIANT_ADD(quic_data, ipv6_mapped_ipv4_setup_ipv6_one_conn)
+{
+ .af_client_1 = AF_INET6,
+ .client_1_address = "::ffff:10.0.0.3",
+ .client_1_port = 6678,
+ .conn_id_1 = {0x11, 0x12, 0x13, 0x14},
+ .setup_flow_1 = SETUP_FLOW,
+ .use_client_1 = DO_NOT_USE_CLIENT,
+ .af_client_2 = AF_INET,
+ .client_2_address = "10.0.0.3",
+ .client_2_port = 6678,
+ .conn_id_2 = {0x11, 0x12, 0x13, 0x14},
+ .setup_flow_2 = DO_NOT_SETUP_FLOW,
+ .use_client_2 = USE_CLIENT,
+ .af_server = AF_INET6,
+ .server_address = "::ffff:10.0.0.2",
+ .server_port = 6679,
+};
+
+FIXTURE_SETUP(quic_data)
+{
+ char path[PATH_MAX];
+ int optval = 1;
+
+ if (variant->af_client_1 == AF_INET) {
+ self->len_c1 = sizeof(self->client_1.addr);
+ self->client_1.addr.sin_family = variant->af_client_1;
+ inet_pton(variant->af_client_1, variant->client_1_address,
+ &self->client_1.addr.sin_addr);
+ self->client_1.addr.sin_port = htons(variant->client_1_port);
+ } else {
+ self->len_c1 = sizeof(self->client_1.addr6);
+ self->client_1.addr6.sin6_family = variant->af_client_1;
+ inet_pton(variant->af_client_1, variant->client_1_address,
+ &self->client_1.addr6.sin6_addr);
+ self->client_1.addr6.sin6_port = htons(variant->client_1_port);
+ }
+
+ if (variant->af_client_2 == AF_INET) {
+ self->len_c2 = sizeof(self->client_2.addr);
+ self->client_2.addr.sin_family = variant->af_client_2;
+ inet_pton(variant->af_client_2, variant->client_2_address,
+ &self->client_2.addr.sin_addr);
+ self->client_2.addr.sin_port = htons(variant->client_2_port);
+ } else {
+ self->len_c2 = sizeof(self->client_2.addr6);
+ self->client_2.addr6.sin6_family = variant->af_client_2;
+ inet_pton(variant->af_client_2, variant->client_2_address,
+ &self->client_2.addr6.sin6_addr);
+ self->client_2.addr6.sin6_port = htons(variant->client_2_port);
+ }
+
+ if (variant->af_server == AF_INET) {
+ self->len_s = sizeof(self->server.addr);
+ self->server.addr.sin_family = variant->af_server;
+ inet_pton(variant->af_server, variant->server_address,
+ &self->server.addr.sin_addr);
+ self->server.addr.sin_port = htons(variant->server_port);
+ } else {
+ self->len_s = sizeof(self->server.addr6);
+ self->server.addr6.sin6_family = variant->af_server;
+ inet_pton(variant->af_server, variant->server_address,
+ &self->server.addr6.sin6_addr);
+ self->server.addr6.sin6_port = htons(variant->server_port);
+ }
+
+ snprintf(path, sizeof(path), "/proc/%d/ns/net", getpid());
+ self->default_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->default_net_ns_fd, 0);
+ strcpy(path, "/var/run/netns/ns11");
+ self->client_1_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->client_1_net_ns_fd, 0);
+ strcpy(path, "/var/run/netns/ns12");
+ self->client_2_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->client_2_net_ns_fd, 0);
+ strcpy(path, "/var/run/netns/ns2");
+ self->server_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->server_net_ns_fd, 0);
+
+ if (variant->use_client_1) {
+ ASSERT_NE(setns(self->client_1_net_ns_fd, 0), -1);
+ self->c1fd = socket(variant->af_client_1, SOCK_DGRAM, 0);
+ ASSERT_NE(setsockopt(self->c1fd, SOL_SOCKET, SO_REUSEPORT, &optval,
+ sizeof(optval)), -1);
+ if (variant->af_client_1 == AF_INET) {
+ ASSERT_EQ(bind(self->c1fd, &self->client_1.addr,
+ self->len_c1), 0);
+ ASSERT_EQ(getsockname(self->c1fd, &self->client_1.addr,
+ &self->len_c1), 0);
+ } else {
+ ASSERT_EQ(bind(self->c1fd, &self->client_1.addr6,
+ self->len_c1), 0);
+ ASSERT_EQ(getsockname(self->c1fd, &self->client_1.addr6,
+ &self->len_c1), 0);
+ }
+ }
+
+ if (variant->use_client_2) {
+ ASSERT_NE(setns(self->client_2_net_ns_fd, 0), -1);
+ self->c2fd = socket(variant->af_client_2, SOCK_DGRAM, 0);
+ ASSERT_NE(setsockopt(self->c2fd, SOL_SOCKET, SO_REUSEPORT, &optval,
+ sizeof(optval)), -1);
+ if (variant->af_client_2 == AF_INET) {
+ ASSERT_EQ(bind(self->c2fd, &self->client_2.addr,
+ self->len_c2), 0);
+ ASSERT_EQ(getsockname(self->c2fd, &self->client_2.addr,
+ &self->len_c2), 0);
+ } else {
+ ASSERT_EQ(bind(self->c2fd, &self->client_2.addr6,
+ self->len_c2), 0);
+ ASSERT_EQ(getsockname(self->c2fd, &self->client_2.addr6,
+ &self->len_c2), 0);
+ }
+ }
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ self->sfd = socket(variant->af_server, SOCK_DGRAM, 0);
+ ASSERT_NE(setsockopt(self->sfd, SOL_SOCKET, SO_REUSEPORT, &optval,
+ sizeof(optval)), -1);
+ if (variant->af_server == AF_INET) {
+ ASSERT_EQ(bind(self->sfd, &self->server.addr, self->len_s), 0);
+ ASSERT_EQ(getsockname(self->sfd, &self->server.addr,
+ &self->len_s), 0);
+ } else {
+ ASSERT_EQ(bind(self->sfd, &self->server.addr6, self->len_s), 0);
+ ASSERT_EQ(getsockname(self->sfd, &self->server.addr6,
+ &self->len_s), 0);
+ }
+
+ ASSERT_EQ(setsockopt(self->sfd, IPPROTO_UDP, UDP_ULP,
+ "quic-crypto", sizeof("quic-crypto")), 0);
+
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+}
+
+FIXTURE_TEARDOWN(quic_data)
+{
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ close(self->sfd);
+ ASSERT_NE(setns(self->client_1_net_ns_fd, 0), -1);
+ close(self->c1fd);
+ ASSERT_NE(setns(self->client_2_net_ns_fd, 0), -1);
+ close(self->c2fd);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+}
+
+TEST_F(quic_data, send_fail_no_flow)
+{
+ char const *test_str = "test_read";
+ int send_len = 10;
+
+ ASSERT_EQ(strlen(test_str) + 1, send_len);
+ EXPECT_EQ(sendto(self->sfd, test_str, send_len, 0,
+ &self->client_1.addr, self->len_c1), -1);
+};
+
+TEST_F(quic_data, encrypt_two_conn_gso_1200_iov_2_size_9000_aesgcm128)
+{
+ size_t cmsg_tx_len = sizeof(struct quic_tx_ancillary_data);
+ uint8_t cmsg_buf[CMSG_SPACE(cmsg_tx_len)];
+ struct quic_connection_info conn_1_info;
+ struct quic_connection_info conn_2_info;
+ struct quic_tx_ancillary_data *anc_data;
+ socklen_t recv_addr_len_1;
+ socklen_t recv_addr_len_2;
+ struct cmsghdr *cmsg_hdr;
+ int frag_size = 1200;
+ int send_len = 9000;
+ struct iovec iov[2];
+ int msg_len = 4500;
+ struct msghdr msg;
+ char *test_str_1;
+ char *test_str_2;
+ char *buf_1;
+ char *buf_2;
+ int i;
+
+ test_str_1 = (char *)malloc(9000);
+ test_str_2 = (char *)malloc(9000);
+ memset(test_str_1, 0, 9000);
+ memset(test_str_2, 0, 9000);
+
+ buf_1 = (char *)malloc(10000);
+ buf_2 = (char *)malloc(10000);
+ for (i = 0; i < 9000; i += (1200 - 16)) {
+ test_str_1[i] = 0x40;
+ memcpy(&test_str_1[i + 1], &variant->conn_id_1,
+ variant->conn_id_1_len);
+ test_str_1[i + 1 + variant->conn_id_1_len] = 0xca;
+
+ test_str_2[i] = 0x40;
+ memcpy(&test_str_2[i + 1], &variant->conn_id_2,
+ variant->conn_id_2_len);
+ test_str_2[i + 1 + variant->conn_id_2_len] = 0xca;
+ }
+
+ // program the connection into the offload
+ conn_1_info.cipher_type = TLS_CIPHER_AES_GCM_128;
+ memset(&conn_1_info.key, 0, sizeof(struct quic_connection_info_key));
+ conn_1_info.key.conn_id_length = variant->conn_id_1_len;
+ memcpy(conn_1_info.key.conn_id,
+ &variant->conn_id_1,
+ variant->conn_id_1_len);
+
+ conn_2_info.cipher_type = TLS_CIPHER_AES_GCM_128;
+ memset(&conn_2_info.key, 0, sizeof(struct quic_connection_info_key));
+ conn_2_info.key.conn_id_length = variant->conn_id_2_len;
+ memcpy(conn_2_info.key.conn_id,
+ &variant->conn_id_2,
+ variant->conn_id_2_len);
+
+ memcpy(&conn_1_info.aes_gcm_128.payload_key,
+ &variant->conn_1_key, 16);
+ memcpy(&conn_1_info.aes_gcm_128.payload_iv,
+ &variant->conn_1_iv, 12);
+ memcpy(&conn_1_info.aes_gcm_128.header_key,
+ &variant->conn_1_hdr_key, 16);
+ memcpy(&conn_2_info.aes_gcm_128.payload_key,
+ &variant->conn_2_key, 16);
+ memcpy(&conn_2_info.aes_gcm_128.payload_iv,
+ &variant->conn_2_iv, 12);
+ memcpy(&conn_2_info.aes_gcm_128.header_key,
+ &variant->conn_2_hdr_key,
+ 16);
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_SEGMENT, &frag_size,
+ sizeof(frag_size)), 0);
+
+ if (variant->setup_flow_1)
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP,
+ UDP_QUIC_ADD_TX_CONNECTION,
+ &conn_1_info, sizeof(conn_1_info)), 0);
+
+ if (variant->setup_flow_2)
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP,
+ UDP_QUIC_ADD_TX_CONNECTION,
+ &conn_2_info, sizeof(conn_2_info)), 0);
+
+ recv_addr_len_1 = self->len_c1;
+ recv_addr_len_2 = self->len_c2;
+
+ iov[0].iov_base = test_str_1;
+ iov[0].iov_len = msg_len;
+ iov[1].iov_base = (void *)test_str_1 + 4500;
+ iov[1].iov_len = msg_len;
+
+ msg.msg_name = (self->client_1.addr.sin_family == AF_INET)
+ ? (void *)&self->client_1.addr
+ : (void *)&self->client_1.addr6;
+ msg.msg_namelen = self->len_c1;
+ msg.msg_iov = iov;
+ msg.msg_iovlen = 2;
+ msg.msg_control = cmsg_buf;
+ msg.msg_controllen = sizeof(cmsg_buf);
+ cmsg_hdr = CMSG_FIRSTHDR(&msg);
+ cmsg_hdr->cmsg_level = IPPROTO_UDP;
+ cmsg_hdr->cmsg_type = UDP_QUIC_ENCRYPT;
+ cmsg_hdr->cmsg_len = CMSG_LEN(cmsg_tx_len);
+ anc_data = (struct quic_tx_ancillary_data *)CMSG_DATA(cmsg_hdr);
+ anc_data->next_pkt_num = 0x0d65c9;
+ anc_data->flags = 0;
+ anc_data->conn_id_length = variant->conn_id_1_len;
+
+ if (variant->use_client_1)
+ EXPECT_EQ(sendmsg(self->sfd, &msg, 0), send_len);
+
+ iov[0].iov_base = test_str_2;
+ iov[0].iov_len = msg_len;
+ iov[1].iov_base = (void *)test_str_2 + 4500;
+ iov[1].iov_len = msg_len;
+ msg.msg_name = (self->client_2.addr.sin_family == AF_INET)
+ ? (void *)&self->client_2.addr
+ : (void *)&self->client_2.addr6;
+ msg.msg_namelen = self->len_c2;
+ cmsg_hdr = CMSG_FIRSTHDR(&msg);
+ anc_data = (struct quic_tx_ancillary_data *)CMSG_DATA(cmsg_hdr);
+ anc_data->next_pkt_num = 0x0d65c9;
+ anc_data->conn_id_length = variant->conn_id_2_len;
+ anc_data->flags = 0;
+
+ if (variant->use_client_2)
+ EXPECT_EQ(sendmsg(self->sfd, &msg, 0), send_len);
+
+ if (variant->use_client_1) {
+ ASSERT_NE(setns(self->client_1_net_ns_fd, 0), -1);
+ if (variant->af_client_1 == AF_INET) {
+ for (i = 0; i < 7; ++i) {
+ EXPECT_EQ(recvfrom(self->c1fd, buf_1, 9000, 0,
+ &self->client_1.addr,
+ &recv_addr_len_1),
+ 1200);
+ // Validate framing is intact.
+ EXPECT_EQ(memcmp((void *)buf_1 + 1,
+ &variant->conn_id_1,
+ variant->conn_id_1_len), 0);
+ }
+ EXPECT_EQ(recvfrom(self->c1fd, buf_1, 9000, 0,
+ &self->client_1.addr,
+ &recv_addr_len_1),
+ 728);
+ EXPECT_EQ(memcmp((void *)buf_1 + 1,
+ &variant->conn_id_1,
+ variant->conn_id_1_len), 0);
+ } else {
+ for (i = 0; i < 7; ++i) {
+ EXPECT_EQ(recvfrom(self->c1fd, buf_1, 9000, 0,
+ &self->client_1.addr6,
+ &recv_addr_len_1),
+ 1200);
+ }
+ EXPECT_EQ(recvfrom(self->c1fd, buf_1, 9000, 0,
+ &self->client_1.addr6,
+ &recv_addr_len_1),
+ 728);
+ EXPECT_EQ(memcmp((void *)buf_1 + 1,
+ &variant->conn_id_1,
+ variant->conn_id_1_len), 0);
+ }
+ EXPECT_NE(memcmp(buf_1, test_str_1, send_len), 0);
+ }
+
+ if (variant->use_client_2) {
+ ASSERT_NE(setns(self->client_2_net_ns_fd, 0), -1);
+ if (variant->af_client_2 == AF_INET) {
+ for (i = 0; i < 7; ++i) {
+ EXPECT_EQ(recvfrom(self->c2fd, buf_2, 9000, 0,
+ &self->client_2.addr,
+ &recv_addr_len_2),
+ 1200);
+ EXPECT_EQ(memcmp((void *)buf_2 + 1,
+ &variant->conn_id_2,
+ variant->conn_id_2_len), 0);
+ }
+ EXPECT_EQ(recvfrom(self->c2fd, buf_2, 9000, 0,
+ &self->client_2.addr,
+ &recv_addr_len_2),
+ 728);
+ EXPECT_EQ(memcmp((void *)buf_2 + 1,
+ &variant->conn_id_2,
+ variant->conn_id_2_len), 0);
+ } else {
+ for (i = 0; i < 7; ++i) {
+ EXPECT_EQ(recvfrom(self->c2fd, buf_2, 9000, 0,
+ &self->client_2.addr6,
+ &recv_addr_len_2),
+ 1200);
+ EXPECT_EQ(memcmp((void *)buf_2 + 1,
+ &variant->conn_id_2,
+ variant->conn_id_2_len), 0);
+ }
+ EXPECT_EQ(recvfrom(self->c2fd, buf_2, 9000, 0,
+ &self->client_2.addr6,
+ &recv_addr_len_2),
+ 728);
+ EXPECT_EQ(memcmp((void *)buf_2 + 1,
+ &variant->conn_id_2,
+ variant->conn_id_2_len), 0);
+ }
+ EXPECT_NE(memcmp(buf_2, test_str_2, send_len), 0);
+ }
+
+ if (variant->use_client_1 && variant->use_client_2)
+ EXPECT_NE(memcmp(buf_1, buf_2, send_len), 0);
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ if (variant->setup_flow_1) {
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP,
+ UDP_QUIC_DEL_TX_CONNECTION,
+ &conn_1_info, sizeof(conn_1_info)),
+ 0);
+ }
+ if (variant->setup_flow_2) {
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP,
+ UDP_QUIC_DEL_TX_CONNECTION,
+ &conn_2_info, sizeof(conn_2_info)),
+ 0);
+ }
+ free(test_str_1);
+ free(test_str_2);
+ free(buf_1);
+ free(buf_2);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+}
+
+// 3. QUIC Encryption Tests
+
+FIXTURE(quic_crypto)
+{
+ int sfd, cfd;
+ socklen_t len_c;
+ socklen_t len_s;
+ union {
+ struct sockaddr_in addr;
+ struct sockaddr_in6 addr6;
+ } client;
+ union {
+ struct sockaddr_in addr;
+ struct sockaddr_in6 addr6;
+ } server;
+ int default_net_ns_fd;
+ int client_net_ns_fd;
+ int server_net_ns_fd;
+};
+
+FIXTURE_VARIANT(quic_crypto)
+{
+ unsigned int af_client;
+ char *client_address;
+ unsigned short client_port;
+ uint32_t algo;
+ uint8_t conn_id[8];
+ uint8_t conn_key[16];
+ uint8_t conn_iv[12];
+ uint8_t conn_hdr_key[16];
+ size_t conn_id_len;
+ bool setup_flow;
+ bool use_client;
+ unsigned int af_server;
+ char *server_address;
+ unsigned short server_port;
+};
+
+FIXTURE_SETUP(quic_crypto)
+{
+ char path[PATH_MAX];
+ int optval = 1;
+
+ if (variant->af_client == AF_INET) {
+ self->len_c = sizeof(self->client.addr);
+ self->client.addr.sin_family = variant->af_client;
+ inet_pton(variant->af_client, variant->client_address,
+ &self->client.addr.sin_addr);
+ self->client.addr.sin_port = htons(variant->client_port);
+ } else {
+ self->len_c = sizeof(self->client.addr6);
+ self->client.addr6.sin6_family = variant->af_client;
+ inet_pton(variant->af_client, variant->client_address,
+ &self->client.addr6.sin6_addr);
+ self->client.addr6.sin6_port = htons(variant->client_port);
+ }
+
+ if (variant->af_server == AF_INET) {
+ self->len_s = sizeof(self->server.addr);
+ self->server.addr.sin_family = variant->af_server;
+ inet_pton(variant->af_server, variant->server_address,
+ &self->server.addr.sin_addr);
+ self->server.addr.sin_port = htons(variant->server_port);
+ } else {
+ self->len_s = sizeof(self->server.addr6);
+ self->server.addr6.sin6_family = variant->af_server;
+ inet_pton(variant->af_server, variant->server_address,
+ &self->server.addr6.sin6_addr);
+ self->server.addr6.sin6_port = htons(variant->server_port);
+ }
+
+ snprintf(path, sizeof(path), "/proc/%d/ns/net", getpid());
+ self->default_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->default_net_ns_fd, 0);
+ strcpy(path, "/var/run/netns/ns11");
+ self->client_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->client_net_ns_fd, 0);
+ strcpy(path, "/var/run/netns/ns2");
+ self->server_net_ns_fd = open(path, O_RDONLY);
+ ASSERT_GE(self->server_net_ns_fd, 0);
+
+ if (variant->use_client) {
+ ASSERT_NE(setns(self->client_net_ns_fd, 0), -1);
+ self->cfd = socket(variant->af_client, SOCK_DGRAM, 0);
+ ASSERT_NE(setsockopt(self->cfd, SOL_SOCKET, SO_REUSEPORT, &optval,
+ sizeof(optval)), -1);
+ if (variant->af_client == AF_INET) {
+ ASSERT_EQ(bind(self->cfd, &self->client.addr,
+ self->len_c), 0);
+ ASSERT_EQ(getsockname(self->cfd, &self->client.addr,
+ &self->len_c), 0);
+ } else {
+ ASSERT_EQ(bind(self->cfd, &self->client.addr6,
+ self->len_c), 0);
+ ASSERT_EQ(getsockname(self->cfd, &self->client.addr6,
+ &self->len_c), 0);
+ }
+ }
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ self->sfd = socket(variant->af_server, SOCK_DGRAM, 0);
+ ASSERT_NE(setsockopt(self->sfd, SOL_SOCKET, SO_REUSEPORT, &optval,
+ sizeof(optval)), -1);
+ if (variant->af_server == AF_INET) {
+ ASSERT_EQ(bind(self->sfd, &self->server.addr, self->len_s), 0);
+ ASSERT_EQ(getsockname(self->sfd, &self->server.addr,
+ &self->len_s),
+ 0);
+ } else {
+ ASSERT_EQ(bind(self->sfd, &self->server.addr6, self->len_s), 0);
+ ASSERT_EQ(getsockname(self->sfd, &self->server.addr6,
+ &self->len_s),
+ 0);
+ }
+
+ ASSERT_EQ(setsockopt(self->sfd, IPPROTO_UDP, UDP_ULP,
+ "quic-crypto", sizeof("quic-crypto")), 0);
+
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+}
+
+FIXTURE_TEARDOWN(quic_crypto)
+{
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ close(self->sfd);
+ ASSERT_NE(setns(self->client_net_ns_fd, 0), -1);
+ close(self->cfd);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+}
+
+FIXTURE_VARIANT_ADD(quic_crypto, ipv4)
+{
+ .af_client = AF_INET,
+ .client_address = "10.0.0.1",
+ .client_port = 7667,
+ .conn_id = {0x08, 0x6b, 0xbf, 0x88, 0x82, 0xb9, 0x12, 0x49},
+ .conn_key = {0x87, 0x71, 0xEA, 0x1D, 0xFB, 0xBE, 0x7A, 0x45, 0xBB,
+ 0xE2, 0x7E, 0xBC, 0x0B, 0x53, 0x94, 0x99},
+ .conn_iv = {0x3A, 0xA7, 0x46, 0x72, 0xE9, 0x83, 0x6B, 0x55, 0xDA,
+ 0x66, 0x7B, 0xDA},
+ .conn_hdr_key = {0xC9, 0x8E, 0xFD, 0xF2, 0x0B, 0x64, 0x8C, 0x57,
+ 0xB5, 0x0A, 0xB2, 0xD2, 0x21, 0xD3, 0x66, 0xA5},
+ .conn_id_len = 8,
+ .setup_flow = SETUP_FLOW,
+ .use_client = USE_CLIENT,
+ .af_server = AF_INET6,
+ .server_address = "10.0.0.2",
+ .server_port = 7669,
+};
+
+FIXTURE_VARIANT_ADD(quic_crypto, ipv6)
+{
+ .af_client = AF_INET6,
+ .client_address = "2001::1",
+ .client_port = 7673,
+ .conn_id = {0x08, 0x6b, 0xbf, 0x88, 0x82, 0xb9, 0x12, 0x49},
+ .conn_key = {0x87, 0x71, 0xEA, 0x1D, 0xFB, 0xBE, 0x7A, 0x45, 0xBB,
+ 0xE2, 0x7E, 0xBC, 0x0B, 0x53, 0x94, 0x99},
+ .conn_iv = {0x3A, 0xA7, 0x46, 0x72, 0xE9, 0x83, 0x6B, 0x55, 0xDA,
+ 0x66, 0x7B, 0xDA},
+ .conn_hdr_key = {0xC9, 0x8E, 0xFD, 0xF2, 0x0B, 0x64, 0x8C, 0x57,
+ 0xB5, 0x0A, 0xB2, 0xD2, 0x21, 0xD3, 0x66, 0xA5},
+ .conn_id_len = 8,
+ .setup_flow = SETUP_FLOW,
+ .use_client = USE_CLIENT,
+ .af_server = AF_INET6,
+ .server_address = "2001::2",
+ .server_port = 7675,
+};
+
+TEST_F(quic_crypto, encrypt_test_vector_aesgcm128_single_flow_gso_in_control)
+{
+ char test_str[37] = {// Header, conn id and pkt num
+ 0x40, 0x08, 0x6B, 0xBF, 0x88, 0x82, 0xB9, 0x12,
+ 0x49, 0xCA,
+ // Payload
+ 0x02, 0x80, 0xDE, 0x40, 0x39, 0x40, 0xF6, 0x00,
+ 0x01, 0x0B, 0x00, 0x0F, 0x65, 0x63, 0x68, 0x6F,
+ 0x20, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36,
+ 0x37, 0x38, 0x39
+ };
+
+ char match_str[53] = {
+ 0x46, 0x08, 0x6B, 0xBF, 0x88, 0x82, 0xB9, 0x12,
+ 0x49, 0x1C, 0x44, 0xB8, 0x41, 0xBB, 0xCF, 0x6E,
+ 0x0A, 0x2A, 0x24, 0xFB, 0xB4, 0x79, 0x62, 0xEA,
+ 0x59, 0x38, 0x1A, 0x0E, 0x50, 0x1E, 0x59, 0xED,
+ 0x3F, 0x8E, 0x7E, 0x5A, 0x70, 0xE4, 0x2A, 0xBC,
+ 0x2A, 0xFA, 0x2B, 0x54, 0xEB, 0x89, 0xC3, 0x2C,
+ 0xB6, 0x8C, 0x1E, 0xAB, 0x2D
+ };
+
+ size_t cmsg_tx_len = sizeof(struct quic_tx_ancillary_data);
+ uint8_t cmsg_buf[CMSG_SPACE(cmsg_tx_len)
+ + CMSG_SPACE(sizeof(uint16_t))];
+ struct quic_tx_ancillary_data *anc_data;
+ struct quic_connection_info conn_info;
+ int send_len = sizeof(test_str);
+ int msg_len = sizeof(test_str);
+ uint16_t frag_size = 1200;
+ struct cmsghdr *cmsg_hdr;
+ int wrong_frag_size = 26;
+ socklen_t recv_addr_len;
+ struct iovec iov[2];
+ struct msghdr msg;
+ char *buf;
+
+ buf = (char *)malloc(1024);
+ conn_info.cipher_type = TLS_CIPHER_AES_GCM_128;
+ memset(&conn_info.key, 0, sizeof(struct quic_connection_info_key));
+ conn_info.key.conn_id_length = variant->conn_id_len;
+ memcpy(conn_info.key.conn_id,
+ &variant->conn_id,
+ variant->conn_id_len);
+ memcpy(&conn_info.aes_gcm_128.payload_key,
+ &variant->conn_key, 16);
+ memcpy(&conn_info.aes_gcm_128.payload_iv,
+ &variant->conn_iv, 12);
+ memcpy(&conn_info.aes_gcm_128.header_key,
+ &variant->conn_hdr_key,
+ 16);
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_SEGMENT, &wrong_frag_size,
+ sizeof(wrong_frag_size)), 0);
+
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_QUIC_ADD_TX_CONNECTION,
+ &conn_info, sizeof(conn_info)), 0);
+
+ recv_addr_len = self->len_c;
+
+ iov[0].iov_base = test_str;
+ iov[0].iov_len = msg_len;
+
+ memset(cmsg_buf, 0, sizeof(cmsg_buf));
+ msg.msg_name = (self->client.addr.sin_family == AF_INET)
+ ? (void *)&self->client.addr
+ : (void *)&self->client.addr6;
+ msg.msg_namelen = self->len_c;
+ msg.msg_iov = iov;
+ msg.msg_iovlen = 1;
+ msg.msg_control = cmsg_buf;
+ msg.msg_controllen = sizeof(cmsg_buf);
+ cmsg_hdr = CMSG_FIRSTHDR(&msg);
+ cmsg_hdr->cmsg_level = IPPROTO_UDP;
+ cmsg_hdr->cmsg_type = UDP_QUIC_ENCRYPT;
+ cmsg_hdr->cmsg_len = CMSG_LEN(cmsg_tx_len);
+ anc_data = (struct quic_tx_ancillary_data *)CMSG_DATA(cmsg_hdr);
+ anc_data->flags = 0;
+ anc_data->next_pkt_num = 0x0d65c9;
+ anc_data->conn_id_length = variant->conn_id_len;
+
+ cmsg_hdr = CMSG_NXTHDR(&msg, cmsg_hdr);
+ cmsg_hdr->cmsg_level = IPPROTO_UDP;
+ cmsg_hdr->cmsg_type = UDP_SEGMENT;
+ cmsg_hdr->cmsg_len = CMSG_LEN(sizeof(uint16_t));
+ memcpy(CMSG_DATA(cmsg_hdr), (void *)&frag_size, sizeof(frag_size));
+
+ EXPECT_EQ(sendmsg(self->sfd, &msg, 0), send_len);
+ ASSERT_NE(setns(self->client_net_ns_fd, 0), -1);
+ if (variant->af_client == AF_INET) {
+ EXPECT_EQ(recvfrom(self->cfd, buf, 1024, 0,
+ &self->client.addr, &recv_addr_len),
+ sizeof(match_str));
+ } else {
+ EXPECT_EQ(recvfrom(self->cfd, buf, 9000, 0,
+ &self->client.addr6, &recv_addr_len),
+ sizeof(match_str));
+ }
+ EXPECT_STREQ(buf, match_str);
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_QUIC_DEL_TX_CONNECTION,
+ &conn_info, sizeof(conn_info)), 0);
+ free(buf);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+}
+
+TEST_F(quic_crypto, encrypt_test_vector_aesgcm128_single_flow_gso_in_setsockopt)
+{
+ char test_str[37] = {// Header, conn id and pkt num
+ 0x40, 0x08, 0x6B, 0xBF, 0x88, 0x82, 0xB9, 0x12,
+ 0x49, 0xCA,
+ // Payload
+ 0x02, 0x80, 0xDE, 0x40, 0x39, 0x40, 0xF6, 0x00,
+ 0x01, 0x0B, 0x00, 0x0F, 0x65, 0x63, 0x68, 0x6F,
+ 0x20, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36,
+ 0x37, 0x38, 0x39
+ };
+
+ char match_str[53] = {
+ 0x46, 0x08, 0x6B, 0xBF, 0x88, 0x82, 0xB9, 0x12,
+ 0x49, 0x1C, 0x44, 0xB8, 0x41, 0xBB, 0xCF, 0x6E,
+ 0x0A, 0x2A, 0x24, 0xFB, 0xB4, 0x79, 0x62, 0xEA,
+ 0x59, 0x38, 0x1A, 0x0E, 0x50, 0x1E, 0x59, 0xED,
+ 0x3F, 0x8E, 0x7E, 0x5A, 0x70, 0xE4, 0x2A, 0xBC,
+ 0x2A, 0xFA, 0x2B, 0x54, 0xEB, 0x89, 0xC3, 0x2C,
+ 0xB6, 0x8C, 0x1E, 0xAB, 0x2D
+ };
+
+ size_t cmsg_tx_len = sizeof(struct quic_tx_ancillary_data);
+ uint8_t cmsg_buf[CMSG_SPACE(cmsg_tx_len)];
+ struct quic_tx_ancillary_data *anc_data;
+ struct quic_connection_info conn_info;
+ int send_len = sizeof(test_str);
+ int msg_len = sizeof(test_str);
+ struct cmsghdr *cmsg_hdr;
+ socklen_t recv_addr_len;
+ int frag_size = 1200;
+ struct iovec iov[2];
+ struct msghdr msg;
+ char *buf;
+
+ buf = (char *)malloc(1024);
+
+ conn_info.cipher_type = TLS_CIPHER_AES_GCM_128;
+ memset(&conn_info.key, 0, sizeof(struct quic_connection_info_key));
+ conn_info.key.conn_id_length = variant->conn_id_len;
+ memcpy(&conn_info.key.conn_id,
+ &variant->conn_id,
+ variant->conn_id_len);
+ memcpy(&conn_info.aes_gcm_128.payload_key,
+ &variant->conn_key, 16);
+ memcpy(&conn_info.aes_gcm_128.payload_iv,
+ &variant->conn_iv, 12);
+ memcpy(&conn_info.aes_gcm_128.header_key,
+ &variant->conn_hdr_key,
+ 16);
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_SEGMENT, &frag_size,
+ sizeof(frag_size)),
+ 0);
+
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_QUIC_ADD_TX_CONNECTION,
+ &conn_info, sizeof(conn_info)),
+ 0);
+
+ recv_addr_len = self->len_c;
+
+ iov[0].iov_base = test_str;
+ iov[0].iov_len = msg_len;
+
+ msg.msg_name = (self->client.addr.sin_family == AF_INET)
+ ? (void *)&self->client.addr
+ : (void *)&self->client.addr6;
+ msg.msg_namelen = self->len_c;
+ msg.msg_iov = iov;
+ msg.msg_iovlen = 1;
+ msg.msg_control = cmsg_buf;
+ msg.msg_controllen = sizeof(cmsg_buf);
+ cmsg_hdr = CMSG_FIRSTHDR(&msg);
+ cmsg_hdr->cmsg_level = IPPROTO_UDP;
+ cmsg_hdr->cmsg_type = UDP_QUIC_ENCRYPT;
+ cmsg_hdr->cmsg_len = CMSG_LEN(cmsg_tx_len);
+ anc_data = (struct quic_tx_ancillary_data *)CMSG_DATA(cmsg_hdr);
+ anc_data->flags = 0;
+ anc_data->next_pkt_num = 0x0d65c9;
+ anc_data->conn_id_length = variant->conn_id_len;
+
+ EXPECT_EQ(sendmsg(self->sfd, &msg, 0), send_len);
+ ASSERT_NE(setns(self->client_net_ns_fd, 0), -1);
+ if (variant->af_client == AF_INET) {
+ EXPECT_EQ(recvfrom(self->cfd, buf, 1024, 0,
+ &self->client.addr, &recv_addr_len),
+ sizeof(match_str));
+ } else {
+ EXPECT_EQ(recvfrom(self->cfd, buf, 9000, 0,
+ &self->client.addr6, &recv_addr_len),
+ sizeof(match_str));
+ }
+ EXPECT_STREQ(buf, match_str);
+
+ ASSERT_NE(setns(self->server_net_ns_fd, 0), -1);
+ ASSERT_EQ(setsockopt(self->sfd, SOL_UDP, UDP_QUIC_DEL_TX_CONNECTION,
+ &conn_info, sizeof(conn_info)), 0);
+ free(buf);
+ ASSERT_NE(setns(self->default_net_ns_fd, 0), -1);
+}
+
+TEST_HARNESS_MAIN
diff --git a/tools/testing/selftests/net/quic.sh b/tools/testing/selftests/net/quic.sh
new file mode 100755
index 000000000000..6c684e670e82
--- /dev/null
+++ b/tools/testing/selftests/net/quic.sh
@@ -0,0 +1,45 @@
+#!/bin/bash
+
+sudo ip netns add ns11
+sudo ip netns add ns12
+sudo ip netns add ns2
+sudo ip link add veth11 type veth peer name br-veth11
+sudo ip link add veth12 type veth peer name br-veth12
+sudo ip link add veth2 type veth peer name br-veth2
+sudo ip link set veth11 netns ns11
+sudo ip link set veth12 netns ns12
+sudo ip link set veth2 netns ns2
+sudo ip netns exec ns11 ip addr add 10.0.0.1/24 dev veth11
+sudo ip netns exec ns11 ip addr add ::ffff:10.0.0.1/96 dev veth11
+sudo ip netns exec ns11 ip addr add 2001::1/64 dev veth11
+sudo ip netns exec ns12 ip addr add 10.0.0.3/24 dev veth12
+sudo ip netns exec ns12 ip addr add ::ffff:10.0.0.3/96 dev veth12
+sudo ip netns exec ns12 ip addr add 2001::3/64 dev veth12
+sudo ip netns exec ns2 ip addr add 10.0.0.2/24 dev veth2
+sudo ip netns exec ns2 ip addr add ::ffff:10.0.0.2/96 dev veth2
+sudo ip netns exec ns2 ip addr add 2001::2/64 dev veth2
+sudo ip link add name br1 type bridge forward_delay 0
+sudo ip link set br1 up
+sudo ip link set br-veth11 up
+sudo ip link set br-veth12 up
+sudo ip link set br-veth2 up
+sudo ip netns exec ns11 ip link set veth11 up
+sudo ip netns exec ns12 ip link set veth12 up
+sudo ip netns exec ns2 ip link set veth2 up
+sudo ip link set br-veth11 master br1
+sudo ip link set br-veth12 master br1
+sudo ip link set br-veth2 master br1
+sudo ip netns exec ns2 cat /proc/net/quic_stat
+
+printf "%s" "Waiting for bridge to start fowarding ..."
+while ! timeout 0.5 sudo ip netns exec ns2 ping -c 1 -n 2001::1 &> /dev/null
+do
+ printf "%c" "."
+done
+printf "\n%s\n" "Bridge is operational"
+
+sudo ./quic
+sudo ip netns exec ns2 cat /proc/net/quic_stat
+sudo ip netns delete ns2
+sudo ip netns delete ns12
+sudo ip netns delete ns11
--
2.30.2
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