| /* Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "test_apr.h" |
| #include "apr_strings.h" |
| #include "apr_errno.h" |
| #include "apr_general.h" |
| #include "apr_lib.h" |
| #include "apr_network_io.h" |
| #include "apr_poll.h" |
| |
| #define SMALL_NUM_SOCKETS 3 |
| /* We can't use 64 here, because some platforms *ahem* Solaris *ahem* have |
| * a default limit of 64 open file descriptors per process. If we use |
| * 64, the test will fail even though the code is correct. |
| */ |
| #define LARGE_NUM_SOCKETS 50 |
| |
| static apr_socket_t *s[LARGE_NUM_SOCKETS]; |
| static apr_sockaddr_t *sa[LARGE_NUM_SOCKETS]; |
| static apr_pollfd_t *pollarray; |
| static apr_pollfd_t *pollarray_large; |
| static apr_pollset_t *pollset; |
| |
| static void make_socket(apr_socket_t **sock, apr_sockaddr_t **sa, |
| apr_port_t port, apr_pool_t *p, CuTest *tc) |
| { |
| apr_status_t rv; |
| |
| rv = apr_sockaddr_info_get(sa, "127.0.0.1", APR_UNSPEC, port, 0, p); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| rv = apr_socket_create(sock, (*sa)->family, SOCK_DGRAM, p); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| rv =apr_socket_bind((*sock), (*sa)); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| } |
| |
| static void check_sockets(const apr_pollfd_t *pollarray, |
| apr_socket_t **sockarray, int which, int pollin, |
| CuTest *tc) |
| { |
| apr_status_t rv; |
| apr_int16_t event; |
| char *str; |
| |
| rv = apr_poll_revents_get(&event, sockarray[which], |
| (apr_pollfd_t *)pollarray); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| if (pollin) { |
| str = apr_psprintf(p, "Socket %d not signalled when it should be", |
| which); |
| CuAssert(tc, str, event & APR_POLLIN); |
| } else { |
| str = apr_psprintf(p, "Socket %d signalled when it should not be", |
| which); |
| CuAssert(tc, str, !(event & APR_POLLIN)); |
| } |
| } |
| |
| static void send_msg(apr_socket_t **sockarray, apr_sockaddr_t **sas, int which, |
| CuTest *tc) |
| { |
| apr_size_t len = 5; |
| apr_status_t rv; |
| |
| CuAssertPtrNotNull(tc, sockarray[which]); |
| |
| rv = apr_socket_sendto(sockarray[which], sas[which], 0, "hello", &len); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, strlen("hello"), len); |
| } |
| |
| static void recv_msg(apr_socket_t **sockarray, int which, apr_pool_t *p, |
| CuTest *tc) |
| { |
| apr_size_t buflen = 5; |
| char *buffer = apr_pcalloc(p, sizeof(char) * (buflen + 1)); |
| apr_sockaddr_t *recsa; |
| apr_status_t rv; |
| |
| CuAssertPtrNotNull(tc, sockarray[which]); |
| |
| apr_sockaddr_info_get(&recsa, "127.0.0.1", APR_UNSPEC, 7770, 0, p); |
| |
| rv = apr_socket_recvfrom(recsa, sockarray[which], 0, buffer, &buflen); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, strlen("hello"), buflen); |
| CuAssertStrEquals(tc, "hello", buffer); |
| } |
| |
| |
| static void create_all_sockets(CuTest *tc) |
| { |
| int i; |
| |
| for (i = 0; i < LARGE_NUM_SOCKETS; i++){ |
| make_socket(&s[i], &sa[i], 7777 + i, p, tc); |
| } |
| } |
| |
| static void setup_small_poll(CuTest *tc) |
| { |
| apr_status_t rv; |
| int i; |
| |
| rv = apr_poll_setup(&pollarray, SMALL_NUM_SOCKETS, p); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| for (i = 0; i < SMALL_NUM_SOCKETS;i++){ |
| CuAssertIntEquals(tc, 0, pollarray[i].reqevents); |
| CuAssertIntEquals(tc, 0, pollarray[i].rtnevents); |
| |
| rv = apr_poll_socket_add(pollarray, s[i], APR_POLLIN); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertPtrEquals(tc, s[i], pollarray[i].desc.s); |
| } |
| } |
| |
| static void setup_large_poll(CuTest *tc) |
| { |
| apr_status_t rv; |
| int i; |
| |
| rv = apr_poll_setup(&pollarray_large, LARGE_NUM_SOCKETS, p); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| for (i = 0; i < LARGE_NUM_SOCKETS;i++){ |
| CuAssertIntEquals(tc, 0, pollarray_large[i].reqevents); |
| CuAssertIntEquals(tc, 0, pollarray_large[i].rtnevents); |
| |
| rv = apr_poll_socket_add(pollarray_large, s[i], APR_POLLIN); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertPtrEquals(tc, s[i], pollarray_large[i].desc.s); |
| } |
| } |
| |
| static void nomessage(CuTest *tc) |
| { |
| apr_status_t rv; |
| int srv = SMALL_NUM_SOCKETS; |
| |
| rv = apr_poll(pollarray, SMALL_NUM_SOCKETS, &srv, 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv)); |
| check_sockets(pollarray, s, 0, 0, tc); |
| check_sockets(pollarray, s, 1, 0, tc); |
| check_sockets(pollarray, s, 2, 0, tc); |
| } |
| |
| static void send_2(CuTest *tc) |
| { |
| apr_status_t rv; |
| int srv = SMALL_NUM_SOCKETS; |
| |
| send_msg(s, sa, 2, tc); |
| |
| rv = apr_poll(pollarray, SMALL_NUM_SOCKETS, &srv, 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| check_sockets(pollarray, s, 0, 0, tc); |
| check_sockets(pollarray, s, 1, 0, tc); |
| check_sockets(pollarray, s, 2, 1, tc); |
| } |
| |
| static void recv_2_send_1(CuTest *tc) |
| { |
| apr_status_t rv; |
| int srv = SMALL_NUM_SOCKETS; |
| |
| recv_msg(s, 2, p, tc); |
| send_msg(s, sa, 1, tc); |
| |
| rv = apr_poll(pollarray, SMALL_NUM_SOCKETS, &srv, 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| check_sockets(pollarray, s, 0, 0, tc); |
| check_sockets(pollarray, s, 1, 1, tc); |
| check_sockets(pollarray, s, 2, 0, tc); |
| } |
| |
| static void send_2_signaled_1(CuTest *tc) |
| { |
| apr_status_t rv; |
| int srv = SMALL_NUM_SOCKETS; |
| |
| send_msg(s, sa, 2, tc); |
| |
| rv = apr_poll(pollarray, SMALL_NUM_SOCKETS, &srv, 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| check_sockets(pollarray, s, 0, 0, tc); |
| check_sockets(pollarray, s, 1, 1, tc); |
| check_sockets(pollarray, s, 2, 1, tc); |
| } |
| |
| static void recv_1_send_0(CuTest *tc) |
| { |
| apr_status_t rv; |
| int srv = SMALL_NUM_SOCKETS; |
| |
| recv_msg(s, 1, p, tc); |
| send_msg(s, sa, 0, tc); |
| |
| rv = apr_poll(pollarray, SMALL_NUM_SOCKETS, &srv, 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| check_sockets(pollarray, s, 0, 1, tc); |
| check_sockets(pollarray, s, 1, 0, tc); |
| check_sockets(pollarray, s, 2, 1, tc); |
| } |
| |
| static void clear_all_signalled(CuTest *tc) |
| { |
| apr_status_t rv; |
| int srv = SMALL_NUM_SOCKETS; |
| |
| recv_msg(s, 0, p, tc); |
| recv_msg(s, 2, p, tc); |
| |
| rv = apr_poll(pollarray, SMALL_NUM_SOCKETS, &srv, 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv)); |
| check_sockets(pollarray, s, 0, 0, tc); |
| check_sockets(pollarray, s, 1, 0, tc); |
| check_sockets(pollarray, s, 2, 0, tc); |
| } |
| |
| static void send_large_pollarray(CuTest *tc) |
| { |
| apr_status_t rv; |
| int lrv = LARGE_NUM_SOCKETS; |
| int i; |
| |
| send_msg(s, sa, LARGE_NUM_SOCKETS - 1, tc); |
| |
| rv = apr_poll(pollarray_large, LARGE_NUM_SOCKETS, &lrv, |
| 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| for (i = 0; i < LARGE_NUM_SOCKETS; i++) { |
| if (i == (LARGE_NUM_SOCKETS - 1)) { |
| check_sockets(pollarray_large, s, i, 1, tc); |
| } |
| else { |
| check_sockets(pollarray_large, s, i, 0, tc); |
| } |
| } |
| } |
| |
| static void recv_large_pollarray(CuTest *tc) |
| { |
| apr_status_t rv; |
| int lrv = LARGE_NUM_SOCKETS; |
| int i; |
| |
| recv_msg(s, LARGE_NUM_SOCKETS - 1, p, tc); |
| |
| rv = apr_poll(pollarray_large, LARGE_NUM_SOCKETS, &lrv, |
| 2 * APR_USEC_PER_SEC); |
| CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv)); |
| |
| for (i = 0; i < LARGE_NUM_SOCKETS; i++) { |
| check_sockets(pollarray_large, s, i, 0, tc); |
| } |
| } |
| |
| static void setup_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| rv = apr_pollset_create(&pollset, LARGE_NUM_SOCKETS, p, 0); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| } |
| |
| static void add_sockets_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| int i; |
| |
| for (i = 0; i < LARGE_NUM_SOCKETS;i++){ |
| apr_pollfd_t socket_pollfd; |
| |
| CuAssertPtrNotNull(tc, s[i]); |
| |
| socket_pollfd.desc_type = APR_POLL_SOCKET; |
| socket_pollfd.reqevents = APR_POLLIN; |
| socket_pollfd.desc.s = s[i]; |
| socket_pollfd.client_data = s[i]; |
| rv = apr_pollset_add(pollset, &socket_pollfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| } |
| } |
| |
| static void nomessage_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| int lrv; |
| const apr_pollfd_t *descs = NULL; |
| |
| rv = apr_pollset_poll(pollset, 0, &lrv, &descs); |
| CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv)); |
| CuAssertIntEquals(tc, 0, lrv); |
| CuAssertPtrEquals(tc, NULL, descs); |
| } |
| |
| static void send0_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| const apr_pollfd_t *descs = NULL; |
| int num; |
| |
| send_msg(s, sa, 0, tc); |
| rv = apr_pollset_poll(pollset, 0, &num, &descs); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, 1, num); |
| CuAssertPtrNotNull(tc, descs); |
| |
| CuAssertPtrEquals(tc, s[0], descs[0].desc.s); |
| CuAssertPtrEquals(tc, s[0], descs[0].client_data); |
| } |
| |
| static void recv0_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| int lrv; |
| const apr_pollfd_t *descs = NULL; |
| |
| recv_msg(s, 0, p, tc); |
| rv = apr_pollset_poll(pollset, 0, &lrv, &descs); |
| CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv)); |
| CuAssertIntEquals(tc, 0, lrv); |
| CuAssertPtrEquals(tc, NULL, descs); |
| } |
| |
| static void send_middle_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| const apr_pollfd_t *descs = NULL; |
| int num; |
| |
| send_msg(s, sa, 2, tc); |
| send_msg(s, sa, 5, tc); |
| rv = apr_pollset_poll(pollset, 0, &num, &descs); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, 2, num); |
| CuAssertPtrNotNull(tc, descs); |
| |
| CuAssert(tc, "Incorrect socket in result set", |
| ((descs[0].desc.s == s[2]) && (descs[1].desc.s == s[5])) || |
| ((descs[0].desc.s == s[5]) && (descs[1].desc.s == s[2]))); |
| } |
| |
| static void clear_middle_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| int lrv; |
| const apr_pollfd_t *descs = NULL; |
| |
| recv_msg(s, 2, p, tc); |
| recv_msg(s, 5, p, tc); |
| |
| rv = apr_pollset_poll(pollset, 0, &lrv, &descs); |
| CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv)); |
| CuAssertIntEquals(tc, 0, lrv); |
| CuAssertPtrEquals(tc, NULL, descs); |
| } |
| |
| static void send_last_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| const apr_pollfd_t *descs = NULL; |
| int num; |
| |
| send_msg(s, sa, LARGE_NUM_SOCKETS - 1, tc); |
| rv = apr_pollset_poll(pollset, 0, &num, &descs); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, 1, num); |
| CuAssertPtrNotNull(tc, descs); |
| |
| CuAssertPtrEquals(tc, s[LARGE_NUM_SOCKETS - 1], descs[0].desc.s); |
| CuAssertPtrEquals(tc, s[LARGE_NUM_SOCKETS - 1], descs[0].client_data); |
| } |
| |
| static void clear_last_pollset(CuTest *tc) |
| { |
| apr_status_t rv; |
| int lrv; |
| const apr_pollfd_t *descs = NULL; |
| |
| recv_msg(s, LARGE_NUM_SOCKETS - 1, p, tc); |
| |
| rv = apr_pollset_poll(pollset, 0, &lrv, &descs); |
| CuAssertIntEquals(tc, 1, APR_STATUS_IS_TIMEUP(rv)); |
| CuAssertIntEquals(tc, 0, lrv); |
| CuAssertPtrEquals(tc, NULL, descs); |
| } |
| |
| static void close_all_sockets(CuTest *tc) |
| { |
| apr_status_t rv; |
| int i; |
| |
| for (i = 0; i < LARGE_NUM_SOCKETS; i++){ |
| rv = apr_socket_close(s[i]); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| } |
| } |
| |
| static void pollset_remove(CuTest *tc) |
| { |
| apr_status_t rv; |
| apr_pollset_t *pollset; |
| const apr_pollfd_t *hot_files; |
| apr_pollfd_t pfd; |
| apr_int32_t num; |
| |
| rv = apr_pollset_create(&pollset, 5, p, 0); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| pfd.p = p; |
| pfd.desc_type = APR_POLL_SOCKET; |
| pfd.reqevents = APR_POLLOUT; |
| |
| pfd.desc.s = s[0]; |
| pfd.client_data = (void *)1; |
| rv = apr_pollset_add(pollset, &pfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| pfd.desc.s = s[1]; |
| pfd.client_data = (void *)2; |
| rv = apr_pollset_add(pollset, &pfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| pfd.desc.s = s[2]; |
| pfd.client_data = (void *)3; |
| rv = apr_pollset_add(pollset, &pfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| pfd.desc.s = s[1]; |
| pfd.client_data = (void *)4; |
| rv = apr_pollset_add(pollset, &pfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| pfd.desc.s = s[3]; |
| pfd.client_data = (void *)5; |
| rv = apr_pollset_add(pollset, &pfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| rv = apr_pollset_poll(pollset, 1000, &num, &hot_files); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, 5, num); |
| |
| /* now remove the pollset elements referring to desc s[1] */ |
| pfd.desc.s = s[1]; |
| pfd.client_data = (void *)999; /* not used on this call */ |
| rv = apr_pollset_remove(pollset, &pfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| /* this time only three should match */ |
| rv = apr_pollset_poll(pollset, 1000, &num, &hot_files); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, 3, num); |
| CuAssertPtrEquals(tc, (void *)1, hot_files[0].client_data); |
| CuAssertPtrEquals(tc, s[0], hot_files[0].desc.s); |
| CuAssertPtrEquals(tc, (void *)3, hot_files[1].client_data); |
| CuAssertPtrEquals(tc, s[2], hot_files[1].desc.s); |
| CuAssertPtrEquals(tc, (void *)5, hot_files[2].client_data); |
| CuAssertPtrEquals(tc, s[3], hot_files[2].desc.s); |
| |
| /* now remove the pollset elements referring to desc s[2] */ |
| pfd.desc.s = s[2]; |
| pfd.client_data = (void *)999; /* not used on this call */ |
| rv = apr_pollset_remove(pollset, &pfd); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| |
| /* this time only two should match */ |
| rv = apr_pollset_poll(pollset, 1000, &num, &hot_files); |
| CuAssertIntEquals(tc, APR_SUCCESS, rv); |
| CuAssertIntEquals(tc, 2, num); |
| CuAssertPtrEquals(tc, (void *)1, hot_files[0].client_data); |
| CuAssertPtrEquals(tc, s[0], hot_files[0].desc.s); |
| CuAssertPtrEquals(tc, (void *)5, hot_files[1].client_data); |
| CuAssertPtrEquals(tc, s[3], hot_files[1].desc.s); |
| } |
| |
| CuSuite *testpoll(void) |
| { |
| CuSuite *suite = CuSuiteNew("Poll"); |
| |
| SUITE_ADD_TEST(suite, create_all_sockets); |
| SUITE_ADD_TEST(suite, setup_small_poll); |
| SUITE_ADD_TEST(suite, setup_large_poll); |
| SUITE_ADD_TEST(suite, nomessage); |
| SUITE_ADD_TEST(suite, send_2); |
| SUITE_ADD_TEST(suite, recv_2_send_1); |
| SUITE_ADD_TEST(suite, send_2_signaled_1); |
| SUITE_ADD_TEST(suite, recv_1_send_0); |
| SUITE_ADD_TEST(suite, clear_all_signalled); |
| SUITE_ADD_TEST(suite, send_large_pollarray); |
| SUITE_ADD_TEST(suite, recv_large_pollarray); |
| |
| SUITE_ADD_TEST(suite, setup_pollset); |
| SUITE_ADD_TEST(suite, add_sockets_pollset); |
| SUITE_ADD_TEST(suite, nomessage_pollset); |
| SUITE_ADD_TEST(suite, send0_pollset); |
| SUITE_ADD_TEST(suite, recv0_pollset); |
| SUITE_ADD_TEST(suite, send_middle_pollset); |
| SUITE_ADD_TEST(suite, clear_middle_pollset); |
| SUITE_ADD_TEST(suite, send_last_pollset); |
| SUITE_ADD_TEST(suite, clear_last_pollset); |
| |
| SUITE_ADD_TEST(suite, pollset_remove); |
| |
| SUITE_ADD_TEST(suite, close_all_sockets); |
| |
| return suite; |
| } |
| |