| /* |
| * Copyright (c) 2009-2012 Niels Provos and Nick Mathewson |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #include "util-internal.h" |
| |
| #ifdef _WIN32 |
| #include <winsock2.h> |
| #include <windows.h> |
| #endif |
| |
| #include <sys/types.h> |
| |
| #ifndef _WIN32 |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| # ifdef _XOPEN_SOURCE_EXTENDED |
| # include <arpa/inet.h> |
| # endif |
| #include <unistd.h> |
| #endif |
| #ifdef EVENT__HAVE_SYS_RESOURCE_H |
| #include <sys/resource.h> |
| #endif |
| |
| #include <string.h> |
| |
| #include "event2/listener.h" |
| #include "event2/event.h" |
| #include "event2/util.h" |
| |
| #include "regress.h" |
| #include "tinytest.h" |
| #include "tinytest_macros.h" |
| |
| static void |
| acceptcb(struct evconnlistener *listener, evutil_socket_t fd, |
| struct sockaddr *addr, int socklen, void *arg) |
| { |
| int *ptr = arg; |
| --*ptr; |
| TT_BLATHER(("Got one for %p", ptr)); |
| evutil_closesocket(fd); |
| |
| if (! *ptr) |
| evconnlistener_disable(listener); |
| } |
| |
| static void |
| regress_pick_a_port(void *arg) |
| { |
| struct basic_test_data *data = arg; |
| struct event_base *base = data->base; |
| struct evconnlistener *listener1 = NULL, *listener2 = NULL; |
| struct sockaddr_in sin; |
| int count1 = 2, count2 = 1; |
| struct sockaddr_storage ss1, ss2; |
| struct sockaddr_in *sin1, *sin2; |
| ev_socklen_t slen1 = sizeof(ss1), slen2 = sizeof(ss2); |
| unsigned int flags = |
| LEV_OPT_CLOSE_ON_FREE|LEV_OPT_REUSEABLE|LEV_OPT_CLOSE_ON_EXEC; |
| evutil_socket_t fd1, fd2, fd3; |
| |
| fd1 = fd2 = fd3 = EVUTIL_INVALID_SOCKET; |
| |
| if (data->setup_data && strstr((char*)data->setup_data, "ts")) { |
| flags |= LEV_OPT_THREADSAFE; |
| } |
| |
| memset(&sin, 0, sizeof(sin)); |
| sin.sin_family = AF_INET; |
| sin.sin_addr.s_addr = htonl(0x7f000001); /* 127.0.0.1 */ |
| sin.sin_port = 0; /* "You pick!" */ |
| |
| listener1 = evconnlistener_new_bind(base, acceptcb, &count1, |
| flags, -1, (struct sockaddr *)&sin, sizeof(sin)); |
| tt_assert(listener1); |
| listener2 = evconnlistener_new_bind(base, acceptcb, &count2, |
| flags, -1, (struct sockaddr *)&sin, sizeof(sin)); |
| tt_assert(listener2); |
| |
| tt_assert(evconnlistener_get_fd(listener1) != EVUTIL_INVALID_SOCKET); |
| tt_assert(evconnlistener_get_fd(listener2) != EVUTIL_INVALID_SOCKET); |
| tt_assert(getsockname(evconnlistener_get_fd(listener1), |
| (struct sockaddr*)&ss1, &slen1) == 0); |
| tt_assert(getsockname(evconnlistener_get_fd(listener2), |
| (struct sockaddr*)&ss2, &slen2) == 0); |
| tt_int_op(ss1.ss_family, ==, AF_INET); |
| tt_int_op(ss2.ss_family, ==, AF_INET); |
| |
| sin1 = (struct sockaddr_in*)&ss1; |
| sin2 = (struct sockaddr_in*)&ss2; |
| tt_int_op(ntohl(sin1->sin_addr.s_addr), ==, 0x7f000001); |
| tt_int_op(ntohl(sin2->sin_addr.s_addr), ==, 0x7f000001); |
| tt_int_op(sin1->sin_port, !=, sin2->sin_port); |
| |
| tt_ptr_op(evconnlistener_get_base(listener1), ==, base); |
| tt_ptr_op(evconnlistener_get_base(listener2), ==, base); |
| |
| fd1 = fd2 = fd3 = EVUTIL_INVALID_SOCKET; |
| evutil_socket_connect_(&fd1, (struct sockaddr*)&ss1, slen1); |
| evutil_socket_connect_(&fd2, (struct sockaddr*)&ss1, slen1); |
| evutil_socket_connect_(&fd3, (struct sockaddr*)&ss2, slen2); |
| |
| #ifdef _WIN32 |
| Sleep(100); /* XXXX this is a stupid stopgap. */ |
| #endif |
| event_base_dispatch(base); |
| |
| tt_int_op(count1, ==, 0); |
| tt_int_op(count2, ==, 0); |
| |
| end: |
| if (fd1>=0) |
| EVUTIL_CLOSESOCKET(fd1); |
| if (fd2>=0) |
| EVUTIL_CLOSESOCKET(fd2); |
| if (fd3>=0) |
| EVUTIL_CLOSESOCKET(fd3); |
| if (listener1) |
| evconnlistener_free(listener1); |
| if (listener2) |
| evconnlistener_free(listener2); |
| } |
| |
| static void |
| errorcb(struct evconnlistener *lis, void *data_) |
| { |
| int *data = data_; |
| *data = 1000; |
| evconnlistener_disable(lis); |
| } |
| |
| static void |
| regress_listener_error(void *arg) |
| { |
| struct basic_test_data *data = arg; |
| struct event_base *base = data->base; |
| struct evconnlistener *listener = NULL; |
| int count = 1; |
| unsigned int flags = LEV_OPT_CLOSE_ON_FREE|LEV_OPT_REUSEABLE; |
| |
| if (data->setup_data && strstr((char*)data->setup_data, "ts")) { |
| flags |= LEV_OPT_THREADSAFE; |
| } |
| |
| /* send, so that pair[0] will look 'readable'*/ |
| tt_int_op(send(data->pair[1], "hello", 5, 0), >, 0); |
| |
| /* Start a listener with a bogus socket. */ |
| listener = evconnlistener_new(base, acceptcb, &count, |
| flags, 0, |
| data->pair[0]); |
| tt_assert(listener); |
| |
| evconnlistener_set_error_cb(listener, errorcb); |
| |
| tt_assert(listener); |
| |
| event_base_dispatch(base); |
| tt_int_op(count,==,1000); /* set by error cb */ |
| |
| end: |
| if (listener) |
| evconnlistener_free(listener); |
| } |
| |
| static void |
| acceptcb_free(struct evconnlistener *listener, evutil_socket_t fd, |
| struct sockaddr *addr, int socklen, void *arg) |
| { |
| int *ptr = arg; |
| --*ptr; |
| TT_BLATHER(("Got one for %p", ptr)); |
| evutil_closesocket(fd); |
| |
| if (! *ptr) |
| evconnlistener_free(listener); |
| } |
| static void |
| regress_listener_close_accepted_fd(void *arg) |
| { |
| struct basic_test_data *data = arg; |
| struct event_base *base = data->base; |
| struct evconnlistener *listener = NULL; |
| struct sockaddr_in sin; |
| struct sockaddr_storage ss; |
| ev_socklen_t slen = sizeof(ss); |
| int count = 1; |
| unsigned int flags = LEV_OPT_CLOSE_ON_FREE|LEV_OPT_REUSEABLE; |
| evutil_socket_t fd = EVUTIL_INVALID_SOCKET; |
| |
| memset(&sin, 0, sizeof(sin)); |
| sin.sin_family = AF_INET; |
| sin.sin_addr.s_addr = htonl(0x7f000001); /* 127.0.0.1 */ |
| sin.sin_port = 0; /* "You pick!" */ |
| |
| /* Start a listener with a bogus socket. */ |
| listener = evconnlistener_new_bind(base, acceptcb_free, &count, |
| flags, -1, (struct sockaddr *)&sin, sizeof(sin)); |
| tt_assert(listener); |
| |
| tt_assert(getsockname(evconnlistener_get_fd(listener), |
| (struct sockaddr*)&ss, &slen) == 0); |
| evutil_socket_connect_(&fd, (struct sockaddr*)&ss, slen); |
| |
| event_base_dispatch(base); |
| |
| end: |
| ; |
| } |
| |
| static void |
| regress_listener_immediate_close(void *arg) |
| { |
| struct basic_test_data *data = arg; |
| struct event_base *base = data->base; |
| struct evconnlistener *listener = NULL; |
| struct sockaddr_in sin; |
| struct sockaddr_storage ss; |
| ev_socklen_t slen = sizeof(ss); |
| int count = 1; |
| unsigned int flags = LEV_OPT_CLOSE_ON_FREE|LEV_OPT_REUSEABLE; |
| evutil_socket_t fd1 = EVUTIL_INVALID_SOCKET, fd2 = EVUTIL_INVALID_SOCKET; |
| |
| memset(&sin, 0, sizeof(sin)); |
| sin.sin_family = AF_INET; |
| sin.sin_addr.s_addr = htonl(0x7f000001); /* 127.0.0.1 */ |
| sin.sin_port = 0; /* "You pick!" */ |
| |
| /* Start a listener with a bogus socket. */ |
| listener = evconnlistener_new_bind(base, acceptcb, &count, |
| flags, -1, (struct sockaddr *)&sin, sizeof(sin)); |
| tt_assert(listener); |
| |
| tt_assert(getsockname(evconnlistener_get_fd(listener), |
| (struct sockaddr*)&ss, &slen) == 0); |
| |
| evutil_socket_connect_(&fd1, (struct sockaddr*)&ss, slen); |
| evutil_socket_connect_(&fd2, (struct sockaddr*)&ss, slen); |
| |
| event_base_dispatch(base); |
| |
| tt_int_op(count, ==, 0); |
| |
| end: |
| if (listener) |
| evconnlistener_free(listener); |
| } |
| |
| #ifdef EVENT__HAVE_SETRLIMIT |
| static void |
| regress_listener_error_unlock(void *arg) |
| { |
| struct basic_test_data *data = arg; |
| struct event_base *base = data->base; |
| struct evconnlistener *listener = NULL; |
| unsigned int flags = |
| LEV_OPT_CLOSE_ON_FREE|LEV_OPT_REUSEABLE|LEV_OPT_THREADSAFE; |
| |
| tt_int_op(send(data->pair[1], "hello", 5, 0), >, 0); |
| |
| /* Start a listener with a bogus socket. */ |
| listener = evconnlistener_new(base, acceptcb, NULL, flags, 0, data->pair[0]); |
| tt_assert(listener); |
| |
| /** accept() must errored out with EMFILE */ |
| { |
| struct rlimit rl; |
| rl.rlim_cur = rl.rlim_max = data->pair[1]; |
| if (setrlimit(RLIMIT_NOFILE, &rl) == -1) { |
| TT_DIE(("Can't change RLIMIT_NOFILE")); |
| } |
| } |
| |
| event_base_loop(base, EVLOOP_ONCE); |
| |
| /** with lock debugging, can fail on lock->count assertion */ |
| |
| end: |
| if (listener) |
| evconnlistener_free(listener); |
| } |
| #endif |
| |
| struct testcase_t listener_testcases[] = { |
| |
| { "randport", regress_pick_a_port, TT_FORK|TT_NEED_BASE, |
| &basic_setup, NULL}, |
| |
| { "randport_ts", regress_pick_a_port, TT_FORK|TT_NEED_BASE, |
| &basic_setup, (char*)"ts"}, |
| |
| #ifdef EVENT__HAVE_SETRLIMIT |
| { "error_unlock", regress_listener_error_unlock, |
| TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR|TT_NO_LOGS, |
| &basic_setup, NULL}, |
| #endif |
| |
| { "error", regress_listener_error, |
| TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR, |
| &basic_setup, NULL}, |
| |
| { "error_ts", regress_listener_error, |
| TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR, |
| &basic_setup, (char*)"ts"}, |
| |
| { "close_accepted_fd", regress_listener_close_accepted_fd, |
| TT_FORK|TT_NEED_BASE, &basic_setup, NULL, }, |
| |
| { "immediate_close", regress_listener_immediate_close, |
| TT_FORK|TT_NEED_BASE, &basic_setup, NULL, }, |
| |
| END_OF_TESTCASES, |
| }; |
| |
| struct testcase_t listener_iocp_testcases[] = { |
| { "randport", regress_pick_a_port, |
| TT_FORK|TT_NEED_BASE|TT_ENABLE_IOCP, |
| &basic_setup, NULL}, |
| |
| { "error", regress_listener_error, |
| TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR|TT_ENABLE_IOCP, |
| &basic_setup, NULL}, |
| |
| END_OF_TESTCASES, |
| }; |