tests: add test_echo_tcp_sendmmsg_recvmmsg

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 2f98af1460163dad8b6da891160b05da7b41c5b8..175b7cff81a5b717c653742bbcb69a717af99d25 100644 (file)
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -48,6 +48,7 @@ set(SWRAP_TESTS
     test_echo_tcp_bind
     test_echo_tcp_socket_options
     test_echo_tcp_sendmsg_recvmsg
+    test_echo_tcp_sendmmsg_recvmmsg
     test_echo_tcp_write_read
     test_echo_tcp_writev_readv
     test_echo_tcp_get_peer_sock_name

diff --git a/tests/test_echo_tcp_sendmmsg_recvmmsg.c b/tests/test_echo_tcp_sendmmsg_recvmmsg.c
new file mode 100644 (file)
index 0000000..e03f629
--- /dev/null
+++ b/tests/test_echo_tcp_sendmmsg_recvmmsg.c
@@ -0,0 +1,300 @@
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include "config.h"
+#include "torture.h"
+
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+static int setup_echo_srv_tcp_ipv4(void **state)
+{
+       torture_setup_echo_srv_tcp_ipv4(state);
+
+       return 0;
+}
+
+#ifdef HAVE_IPV6
+static int setup_echo_srv_tcp_ipv6(void **state)
+{
+       torture_setup_echo_srv_tcp_ipv6(state);
+
+       return 0;
+}
+#endif
+
+static int teardown(void **state)
+{
+       torture_teardown_echo_srv(state);
+
+       return 0;
+}
+
+static void test_sendmmsg_recvmmsg_ipv4_ignore(void **state)
+{
+       struct torture_address addr = {
+               .sa_socklen = sizeof(struct sockaddr_storage),
+       };
+       struct {
+               struct torture_address reply_addr;
+               struct iovec s_iov;
+               struct iovec r_iov;
+               char send_buf[64];
+               char recv_buf[64];
+       } tmsgs[10] = {};
+       struct mmsghdr s_msgs[10] = {};
+       struct mmsghdr r_msgs[10] = {};
+       ssize_t ret;
+       int rc;
+       int i;
+       int s;
+
+       (void) state; /* unused */
+
+       s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+       assert_int_not_equal(s, -1);
+
+       addr.sa.in.sin_family = AF_INET;
+       addr.sa.in.sin_port = htons(torture_server_port());
+
+       rc = inet_pton(AF_INET,
+                      torture_server_address(AF_INET),
+                      &addr.sa.in.sin_addr);
+       assert_int_equal(rc, 1);
+
+       rc = connect(s, &addr.sa.s, addr.sa_socklen);
+       assert_return_code(rc, errno);
+
+       /* This should be ignored */
+       rc = inet_pton(AF_INET,
+                      "127.0.0.1",
+                      &addr.sa.in.sin_addr);
+       assert_int_equal(rc, 1);
+
+       for (i = 0; i < 10; i++) {
+               tmsgs[i].reply_addr = (struct torture_address){
+                       .sa_socklen = sizeof(struct sockaddr_storage),
+               };
+
+               snprintf(tmsgs[i].send_buf, sizeof(tmsgs[i].send_buf), "packet.%d", i);
+
+               tmsgs[i].s_iov.iov_base = tmsgs[i].send_buf;
+               tmsgs[i].s_iov.iov_len = sizeof(tmsgs[i].send_buf);
+
+               s_msgs[i].msg_hdr.msg_name = &addr.sa.s;
+               s_msgs[i].msg_hdr.msg_namelen = addr.sa_socklen;
+               s_msgs[i].msg_hdr.msg_iov = &tmsgs[i].s_iov;
+               s_msgs[i].msg_hdr.msg_iovlen = 1;
+
+               tmsgs[i].r_iov.iov_base = tmsgs[i].recv_buf;
+               tmsgs[i].r_iov.iov_len = sizeof(tmsgs[i].recv_buf);
+
+               r_msgs[i].msg_hdr.msg_name = &tmsgs[i].reply_addr.sa.s;
+               r_msgs[i].msg_hdr.msg_namelen = tmsgs[i].reply_addr.sa_socklen;
+               r_msgs[i].msg_hdr.msg_iov = &tmsgs[i].r_iov;
+               r_msgs[i].msg_hdr.msg_iovlen = 1;
+       }
+
+       ret = sendmmsg(s, s_msgs, 10, 0);
+       assert_int_equal(ret, 10);
+
+       ret = recvmmsg(s, r_msgs, 10, 0, NULL);
+       assert_int_equal(ret, 10);
+
+       for (i = 0; i < 10; i++) {
+               assert_int_equal(r_msgs[i].msg_hdr.msg_namelen, 0);
+               assert_ptr_equal(r_msgs[i].msg_hdr.msg_name, &tmsgs[i].reply_addr.sa.s);
+
+               assert_int_equal(r_msgs[i].msg_len, tmsgs[i].s_iov.iov_len);
+               assert_memory_equal(tmsgs[i].send_buf, tmsgs[i].recv_buf, sizeof(tmsgs[i].send_buf));
+       }
+
+       rc = close(s);
+       assert_int_equal(rc, 0);
+}
+
+#ifdef HAVE_IPV6
+static void test_sendmmsg_recvmmsg_ipv6(void **state)
+{
+       struct torture_address addr = {
+               .sa_socklen = sizeof(struct sockaddr_storage),
+       };
+       struct {
+               struct torture_address reply_addr;
+               struct iovec s_iov;
+               struct iovec r_iov;
+               char send_buf[64];
+               char recv_buf[64];
+       } tmsgs[10] = {};
+       struct mmsghdr s_msgs[10] = {};
+       struct mmsghdr r_msgs[10] = {};
+       ssize_t ret;
+       int rc;
+       int i;
+       int s;
+
+       (void) state; /* unused */
+
+       s = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
+       assert_int_not_equal(s, -1);
+
+       addr.sa.in.sin_family = AF_INET6;
+       addr.sa.in.sin_port = htons(torture_server_port());
+
+       rc = inet_pton(AF_INET6,
+                      torture_server_address(AF_INET6),
+                      &addr.sa.in6.sin6_addr);
+       assert_int_equal(rc, 1);
+
+       rc = connect(s, &addr.sa.s, addr.sa_socklen);
+       assert_return_code(rc, errno);
+
+       for (i = 0; i < 10; i++) {
+               tmsgs[i].reply_addr = (struct torture_address){
+                       .sa_socklen = sizeof(struct sockaddr_storage),
+               };
+
+               snprintf(tmsgs[i].send_buf, sizeof(tmsgs[i].send_buf), "packet.%d", i);
+
+               tmsgs[i].s_iov.iov_base = tmsgs[i].send_buf;
+               tmsgs[i].s_iov.iov_len = sizeof(tmsgs[i].send_buf);
+
+               s_msgs[i].msg_hdr.msg_name = &addr.sa.s;
+               s_msgs[i].msg_hdr.msg_namelen = addr.sa_socklen;
+               s_msgs[i].msg_hdr.msg_iov = &tmsgs[i].s_iov;
+               s_msgs[i].msg_hdr.msg_iovlen = 1;
+
+               tmsgs[i].r_iov.iov_base = tmsgs[i].recv_buf;
+               tmsgs[i].r_iov.iov_len = sizeof(tmsgs[i].recv_buf);
+
+               r_msgs[i].msg_hdr.msg_name = &tmsgs[i].reply_addr.sa.s;
+               r_msgs[i].msg_hdr.msg_namelen = tmsgs[i].reply_addr.sa_socklen;
+               r_msgs[i].msg_hdr.msg_iov = &tmsgs[i].r_iov;
+               r_msgs[i].msg_hdr.msg_iovlen = 1;
+       }
+
+       ret = sendmmsg(s, s_msgs, 10, 0);
+       assert_int_equal(ret, 10);
+
+       ret = recvmmsg(s, r_msgs, 10, 0, NULL);
+       assert_int_equal(ret, 10);
+
+       for (i = 0; i < 10; i++) {
+               assert_int_equal(r_msgs[i].msg_hdr.msg_namelen, 0);
+               assert_ptr_equal(r_msgs[i].msg_hdr.msg_name, &tmsgs[i].reply_addr.sa.s);
+
+               assert_int_equal(r_msgs[i].msg_len, tmsgs[i].s_iov.iov_len);
+               assert_memory_equal(tmsgs[i].send_buf, tmsgs[i].recv_buf, sizeof(tmsgs[i].send_buf));
+       }
+
+       rc = close(s);
+       assert_int_equal(rc, 0);
+}
+#endif
+
+static void test_sendmmsg_recvmmsg_ipv4_null(void **state)
+{
+       struct torture_address addr = {
+               .sa_socklen = sizeof(struct sockaddr_storage),
+       };
+       struct {
+               struct torture_address reply_addr;
+               struct iovec s_iov;
+               struct iovec r_iov;
+               char send_buf[64];
+               char recv_buf[64];
+       } tmsgs[10] = {};
+       struct mmsghdr s_msgs[10] = {};
+       struct mmsghdr r_msgs[10] = {};
+       ssize_t ret;
+       int rc;
+       int i;
+       int s;
+
+       (void) state; /* unused */
+
+       s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+       assert_int_not_equal(s, -1);
+
+       addr.sa.in.sin_family = AF_INET;
+       addr.sa.in.sin_port = htons(torture_server_port());
+
+       rc = inet_pton(AF_INET,
+                      torture_server_address(AF_INET),
+                      &addr.sa.in.sin_addr);
+       assert_int_equal(rc, 1);
+
+       rc = connect(s, &addr.sa.s, addr.sa_socklen);
+       assert_return_code(rc, errno);
+
+       for (i = 0; i < 10; i++) {
+               tmsgs[i].reply_addr = (struct torture_address){
+                       .sa_socklen = sizeof(struct sockaddr_storage),
+               };
+
+               snprintf(tmsgs[i].send_buf, sizeof(tmsgs[i].send_buf), "packet.%d", i);
+
+               tmsgs[i].s_iov.iov_base = tmsgs[i].send_buf;
+               tmsgs[i].s_iov.iov_len = sizeof(tmsgs[i].send_buf);
+
+               s_msgs[i].msg_hdr.msg_name = NULL;
+               s_msgs[i].msg_hdr.msg_namelen = 0;
+               s_msgs[i].msg_hdr.msg_iov = &tmsgs[i].s_iov;
+               s_msgs[i].msg_hdr.msg_iovlen = 1;
+
+               tmsgs[i].r_iov.iov_base = tmsgs[i].recv_buf;
+               tmsgs[i].r_iov.iov_len = sizeof(tmsgs[i].recv_buf);
+
+               r_msgs[i].msg_hdr.msg_name = NULL;
+               r_msgs[i].msg_hdr.msg_namelen = 0;
+               r_msgs[i].msg_hdr.msg_iov = &tmsgs[i].r_iov;
+               r_msgs[i].msg_hdr.msg_iovlen = 1;
+       }
+
+       ret = sendmmsg(s, s_msgs, 10, 0);
+       assert_int_equal(ret, 10);
+
+       ret = recvmmsg(s, r_msgs, 10, 0, NULL);
+       assert_int_equal(ret, 10);
+
+       for (i = 0; i < 10; i++) {
+               assert_int_equal(r_msgs[i].msg_hdr.msg_namelen, 0);
+               assert_null(r_msgs[i].msg_hdr.msg_name);
+
+               assert_int_equal(r_msgs[i].msg_len, tmsgs[i].s_iov.iov_len);
+               assert_memory_equal(tmsgs[i].send_buf, tmsgs[i].recv_buf, sizeof(tmsgs[i].send_buf));
+       }
+
+       rc = close(s);
+       assert_int_equal(rc, 0);
+}
+
+int main(void) {
+       int rc;
+
+       const struct CMUnitTest sendmsg_tests[] = {
+               cmocka_unit_test_setup_teardown(test_sendmmsg_recvmmsg_ipv4_ignore,
+                                               setup_echo_srv_tcp_ipv4,
+                                               teardown),
+               cmocka_unit_test_setup_teardown(test_sendmmsg_recvmmsg_ipv4_null,
+                                               setup_echo_srv_tcp_ipv4,
+                                               teardown),
+#ifdef HAVE_IPV6
+               cmocka_unit_test_setup_teardown(test_sendmmsg_recvmmsg_ipv6,
+                                               setup_echo_srv_tcp_ipv6,
+                                               teardown),
+#endif
+       };
+
+       rc = cmocka_run_group_tests(sendmsg_tests, NULL, NULL);
+
+       return rc;
+}