diff options
Diffstat (limited to 'tests')
-rwxr-xr-x | tests/runner.py | 259 | ||||
-rw-r--r-- | tests/sockets/test_sockets_echo_client.c | 148 | ||||
-rw-r--r-- | tests/sockets/test_sockets_echo_server.c | 152 | ||||
-rw-r--r-- | tests/sockets/test_sockets_msg.h | 78 | ||||
-rw-r--r-- | tests/sockets/test_sockets_partial_client.c (renamed from tests/sockets/test_sockets_partial.c) | 2 | ||||
-rw-r--r-- | tests/sockets/test_sockets_partial_server.c | 130 | ||||
-rw-r--r-- | tests/sockets/test_sockets_select_server_closes_connection_client_rw.c (renamed from tests/sockets/test_sockets_select_server_closes_connection_rw.c) | 42 | ||||
-rw-r--r-- | tests/sockets/test_sockets_select_server_no_accept_client.c (renamed from tests/sockets/test_sockets_select.c) | 0 | ||||
-rw-r--r-- | tests/sockets/test_sockets_select_server_no_accept_server.c | 86 |
9 files changed, 769 insertions, 128 deletions
diff --git a/tests/runner.py b/tests/runner.py index 5a82d8f8..3a8e8751 100755 --- a/tests/runner.py +++ b/tests/runner.py @@ -12450,7 +12450,10 @@ elif 'browser' in str(sys.argv): i = sys.argv.index('browser') sys.argv = sys.argv[:i] + sys.argv[i+1:] sys.argv += [ - 'browser.test_sockets_select_server_down', + 'browser.test_sockets_echo', + 'browser.test_sockets_echo_bigdata', + 'browser.test_sockets_partial', + 'browser.test_sockets_select_server_no_accept', 'browser.test_sockets_select_server_closes_connection_rw', 'browser.test_enet' ] @@ -13994,10 +13997,10 @@ Press any key to continue.''' import signal, errno def pid_exists(pid): try: - # NOTE: may just kill the process in Windows - os.kill(pid, 0) + # NOTE: may just kill the process in Windows + os.kill(pid, 0) except OSError, e: - return e.errno == errno.EPERM + return e.errno == errno.EPERM else: return True def kill_pids(pids, sig): @@ -14016,52 +14019,35 @@ Press any key to continue.''' # extreme prejudice, may leave children kill_pids(pids, signal.SIGKILL) - # Runs a websocket server at a specific port. port is the true tcp socket we forward to, port+1 is the websocket one - class WebsockHarness: - def __init__(self, port, server_func=None, no_server=False): + class WebsockifyServerHarness: + def __init__(self, filename, args, listen_port, target_port): self.pids = [] - self.port = port - self.server_func = server_func - self.no_server = no_server + self.filename = filename + self.target_port = target_port + self.listen_port = listen_port + self.args = args or [] def __enter__(self): import socket, websockify - if not self.no_server: - def server_func(q): - q.put(None) # No sub-process to start - ssock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) - ssock.bind(("127.0.0.1", self.port)) - ssock.listen(2) - while True: - csock, addr = ssock.accept() - print "Connection from %s" % repr(addr) - csock.send("te\x01\xff\x79st\x02") - - server_func = self.server_func or server_func - - server_queue = multiprocessing.Queue() - self.server = multiprocessing.Process(target=server_func, args=(server_queue,)) - self.server.start() - self.pids.append(self.server.pid) - while True: - if not server_queue.empty(): - spid = server_queue.get() - if spid: - self.pids.append(spid) - break - time.sleep(0.1) - print '[Socket server on processes %s]' % str(self.pids[-2:]) - - def websockify_func(wsp): wsp.start_server() - print >> sys.stderr, 'running websockify on %d, forward to tcp %d' % (self.port+1, self.port) - wsp = websockify.WebSocketProxy(verbose=True, listen_port=self.port+1, target_host="127.0.0.1", target_port=self.port, run_once=True) - self.websockify = multiprocessing.Process(target=websockify_func, args=(wsp,)) + # compile the server + # NOTE empty filename support is a hack to support + # the current test_enet + if self.filename: + Popen([CLANG_CC, path_from_root('tests', self.filename), '-o', 'server'] + self.args).communicate() + process = Popen(['./server']) + self.pids.append(process.pid) + + # start the websocket proxy + print >> sys.stderr, 'running websockify on %d, forward to tcp %d' % (self.listen_port, self.target_port) + wsp = websockify.WebSocketProxy(verbose=True, listen_port=self.listen_port, target_host="127.0.0.1", target_port=self.target_port, run_once=True) + self.websockify = multiprocessing.Process(target=wsp.start_server) self.websockify.start() self.pids.append(self.websockify.pid) print '[Websockify on process %s]' % str(self.pids[-2:]) def __exit__(self, *args, **kwargs): + # try to kill the websockify proxy gracefully if self.websockify.is_alive(): self.websockify.terminate() self.websockify.join() @@ -14069,83 +14055,102 @@ Press any key to continue.''' # clean up any processes we started browser.clean_pids(self.pids) + + class CompiledServerHarness: + def __init__(self, filename, args): + self.pids = browser.PidContainer() + self.filename = filename + self.args = args or [] + + def __enter__(self): + import socket, websockify + + # compile the server + Popen([PYTHON, EMCC, path_from_root('tests', self.filename), '-o', 'server.js'] + self.args).communicate() + process = Popen([NODE_JS, 'server.js']) + self.pids.append(process.pid) + + def __exit__(self, *args, **kwargs): + # clean up any processes we started + self.pids.kill_all() + + def make_relay_server(self, port1, port2): + print >> sys.stderr, 'creating relay server on ports %d,%d' % (port1, port2) + proc = Popen([PYTHON, path_from_root('tests', 'sockets/socket_relay.py'), str(port1), str(port2)]) + return proc + # always run these tests last # make sure to use different ports in each one because it takes a while for the processes to be cleaned up - def test_sockets_partial(self): - def partial(q): - import socket - - q.put(None) # No sub-process to start - ssock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) - ssock.bind(("127.0.0.1", 8990)) - ssock.listen(2) - while True: - csock, addr = ssock.accept() - print "Connection from %s" % repr(addr) - csock.send("\x09\x01\x02\x03\x04\x05\x06\x07\x08\x09") - csock.send("\x08\x01\x02\x03\x04\x05\x06\x07\x08") - csock.send("\x07\x01\x02\x03\x04\x05\x06\x07") - csock.send("\x06\x01\x02\x03\x04\x05\x06") - csock.send("\x05\x01\x02\x03\x04\x05") - csock.send("\x04\x01\x02\x03\x04") - csock.send("\x03\x01\x02\x03") - csock.send("\x02\x01\x02") - csock.send("\x01\x01") - - with self.WebsockHarness(8990, partial): - self.btest('sockets/test_sockets_partial.c', expected='165', args=['-DSOCKK=8991']) - def make_relay_server(self, port1, port2): - def relay_server(q): - print >> sys.stderr, 'creating relay server on ports %d,%d' % (port1, port2) - proc = Popen([PYTHON, path_from_root('tests', 'sockets/socket_relay.py'), str(port1), str(port2)]) - q.put(proc.pid) - proc.communicate() - return relay_server + # NOTE all datagram tests are temporarily disabled, as + # we can't truly test datagram sockets until we have + # proper listen server support. + + def test_sockets_echo(self): + sockets_include = '-I'+path_from_root('tests/sockets') + + for datagram in [0]: + dgram_define = '-DTEST_DGRAM=%d' % datagram + + for harness in [ + self.WebsockifyServerHarness('sockets/test_sockets_echo_server.c', ['-DSOCKK=8990', dgram_define, sockets_include], 8991, 8990) + # self.CompiledServerHarness('sockets/test_sockets_echo_server.c', ['-DSOCKK=8990', dgram_define, sockets_include]) + ]: + with harness: + self.btest('sockets/test_sockets_echo_client.c', expected='0', args=['-DSOCKK=8991', dgram_define, sockets_include]) + + def test_sockets_echo_bigdata(self): + sockets_include = '-I'+path_from_root('tests/sockets') + + for datagram in [0]: + dgram_define = '-DTEST_DGRAM=%d' % datagram + + # generate a large string literal to use as our message + message = '' + for i in range(256*256*2): + message += str(unichr(ord('a') + (i % 26))) + + # re-write the client test with this literal (it's too big to pass via command line) + input_filename = path_from_root('tests/sockets', 'test_sockets_echo_client.c') + input = open(input_filename).read() + output = input.replace('#define MESSAGE "pingtothepong"', '#define MESSAGE "%s"' % message) + + for harness in [ + self.WebsockifyServerHarness('sockets/test_sockets_echo_server.c', ['-DSOCKK=8992', dgram_define, sockets_include], 8993, 8992) + ]: + with harness: + self.btest(output, expected='0', args=['-DSOCKK=8993', dgram_define, sockets_include], force_c=True) + + def test_sockets_partial(self): + for harness in [ + self.WebsockifyServerHarness('sockets/test_sockets_partial_server.c', ['-DSOCKK=8994'], 8995, 8994) + ]: + with harness: + self.btest('sockets/test_sockets_partial_client.c', expected='165', args=['-DSOCKK=8995']) # TODO add support for gethostbyaddr to re-enable this test # def test_sockets_gethostbyname(self): # self.btest('sockets/test_sockets_gethostbyname.c', expected='0', args=['-O2', '-DSOCKK=8997']) - - def test_sockets_select_server_down(self): - def closedServer(q): - import socket - q.put(None) # No sub-process to start - ssock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) - ssock.bind(("127.0.0.1", 8994)) - with self.WebsockHarness(8994, closedServer): - self.btest('sockets/test_sockets_select.c', expected='266', args=['-DSOCKK=8995']) + def test_sockets_select_server_no_accept(self): + for harness in [ + self.WebsockifyServerHarness('sockets/test_sockets_select_server_no_accept_server.c', ['-DSOCKK=8995'], 8996, 8995) + ]: + self.btest('sockets/test_sockets_select_server_no_accept_client.c', expected='266', args=['-DSOCKK=8996']) def test_sockets_select_server_closes_connection_rw(self): - def closingServer_rw(q): - import socket - - q.put(None) # No sub-process to start - ssock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) - ssock.bind(("127.0.0.1", 8998)) - ssock.listen(2) - while True: - csock, addr = ssock.accept() - print "Connection from %s" % repr(addr) - readArray = bytearray(10) - #readBuffer = buffer(readArray) - bytesRead = 0 - # Let the client start to write data - while (bytesRead < 10): - (readBytes, address) = csock.recvfrom_into( readArray, 10 ) - bytesRead += readBytes - print "server: 10 bytes read" - # Now we write a message on our own ... - csock.send("0123456789") - print "server: 10 bytes written" - # And immediately close the connection - csock.close() - print "server: connection closed" - - with self.WebsockHarness(8998, closingServer_rw): - self.btest('sockets/test_sockets_select_server_closes_connection_rw.c', expected='266', args=['-DSOCKK=8999']) + sockets_include = '-I'+path_from_root('tests/sockets') + for harness in [ + self.WebsockifyServerHarness('sockets/test_sockets_echo_server.c', ['-DSOCKK=9004', sockets_include], 9005, 9004) + ]: + with harness: + self.btest('sockets/test_sockets_select_server_closes_connection_client_rw.c', expected='266', args=['-DSOCKK=9005', sockets_include]) + + # TODO remove this once we have proper listen server support built into emscripten. + # being that enet uses datagram sockets, we can't proxy to a native server with + # websockify, so we're emulating the listen server in the browser and relaying + # between two TCP servers. def test_enet(self): try_delete(self.in_dir('enet')) shutil.copytree(path_from_root('tests', 'enet'), self.in_dir('enet')) @@ -14155,11 +14160,45 @@ Press any key to continue.''' Popen([PYTHON, path_from_root('emmake'), 'make']).communicate() enet = [self.in_dir('enet', '.libs', 'libenet.a'), '-I'+path_from_root('tests', 'enet', 'include')] os.chdir(pwd) - Popen([PYTHON, EMCC, path_from_root('tests', 'sockets/test_enet_server.c'), '-o', 'server.html', '-DSOCKK=1235'] + enet).communicate() + Popen([PYTHON, EMCC, path_from_root('tests/sockets', 'test_enet_server.c'), '-o', 'server.html', '-DSOCKK=2235'] + enet).communicate() - with self.WebsockHarness(1234, self.make_relay_server(1234, 1236)): - with self.WebsockHarness(1236, no_server=True): - self.btest('sockets/test_enet_client.c', expected='0', args=['-DSOCKK=1237'] + enet) + with self.WebsockifyServerHarness('', [], 2235, 2234): + with self.WebsockifyServerHarness('', [], 2237, 2236): + pids = [] + try: + proc = self.make_relay_server(2234, 2236) + pids.append(proc.pid) + self.btest('sockets/test_enet_client.c', expected='0', args=['-DSOCKK=2237'] + enet) + finally: + browser.clean_pids(pids); + + # TODO use this once we have listen server support + # def test_enet(self): + # # build a native version of the enet lib + # try_delete(self.in_dir('enet_native')) + # shutil.copytree(path_from_root('tests', 'enet'), self.in_dir('enet_native')) + # pwd = os.getcwd() + # os.chdir(self.in_dir('enet_native')) + # Popen(['./configure']).communicate() + # Popen(['make']).communicate() + # enet_native = [self.in_dir('enet_native', '.libs', 'libenet.a'), '-I'+path_from_root('tests', 'enet', 'include')] + # os.chdir(pwd) + + # # build a transpiled version of enet lib + # try_delete(self.in_dir('enet_emscripten')) + # shutil.copytree(path_from_root('tests', 'enet'), self.in_dir('enet_emscripten')) + # pwd = os.getcwd() + # os.chdir(self.in_dir('enet_emscripten')) + # Popen([PYTHON, path_from_root('emconfigure'), './configure']).communicate() + # Popen([PYTHON, path_from_root('emmake'), 'make']).communicate() + # enet_emscripten = [self.in_dir('enet_emscripten', '.libs', 'libenet.a'), '-I'+path_from_root('tests', 'enet', 'include')] + # os.chdir(pwd) + + # for harness in [ + # self.CompiledServerHarness('sockets/test_enet_server.c', ['-DSOCKK=9010'] + enet_native, 9011, 9010) + # ]: + # with harness: + # self.btest('sockets/test_enet_client.c', expected='0', args=['-DSOCKK=9011'] + enet_emscripten) elif 'benchmark' in str(sys.argv): # Benchmarks. Run them with argument |benchmark|. To run a specific test, do diff --git a/tests/sockets/test_sockets_echo_client.c b/tests/sockets/test_sockets_echo_client.c new file mode 100644 index 00000000..6b3ccef3 --- /dev/null +++ b/tests/sockets/test_sockets_echo_client.c @@ -0,0 +1,148 @@ +#include <errno.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <fcntl.h> +#include <sys/ioctl.h> +#include <assert.h> +#if EMSCRIPTEN +#include <emscripten.h> +#endif + +#include "test_sockets_msg.h" + +// message to send to the server +#ifndef MESSAGE +#define MESSAGE "pingtothepong" +#endif + +typedef enum { + MSG_READ, + MSG_WRITE +} msg_state_t; + +typedef struct { + int fd; + msg_t msg; + msg_state_t state; +} server_t; + +server_t server; +msg_t echo_msg; +int echo_read; +int echo_wrote; + +void finish(int result) { + close(server.fd); +#if EMSCRIPTEN + REPORT_RESULT(); +#endif + exit(result); +} + +void main_loop(void *arg) { + static char out[1024*2]; + static int pos = 0; + fd_set fdr; + fd_set fdw; + int res; + + // make sure that server.fd is ready to read / write + FD_ZERO(&fdr); + FD_ZERO(&fdw); + FD_SET(server.fd, &fdr); + FD_SET(server.fd, &fdw); + res = select(64, &fdr, &fdw, NULL, NULL); + if (res == -1) { + perror("select failed"); + finish(EXIT_FAILURE); + } + + if (server.state == MSG_READ) { + if (!FD_ISSET(server.fd, &fdr)) { + return; + } + + // as a test, confirm with ioctl that we have data available + // after selecting + int available; + res = ioctl(server.fd, FIONREAD, &available); + assert(res != -1); + assert(available); + + res = do_msg_read(server.fd, &server.msg, echo_read, 0, NULL, NULL); + if (res != -1) echo_read += res; + + // once we've read the entire message, validate it + if (echo_read >= server.msg.length) { + assert(!strcmp(server.msg.buffer, MESSAGE)); + finish(EXIT_SUCCESS); + } + } else { + if (!FD_ISSET(server.fd, &fdw)) { + return; + } + + res = do_msg_write(server.fd, &echo_msg, echo_wrote, 0, NULL, 0); + if (res != -1) echo_wrote += res; + + // once we're done writing the message, read it back + if (echo_wrote >= echo_msg.length) { + server.state = MSG_READ; + } + } +} + +int main() { + struct sockaddr_in addr; + int res; + + memset(&server, 0, sizeof(server_t)); + server.state = MSG_WRITE; + + // setup the message we're going to echo + memset(&echo_msg, 0, sizeof(msg_t)); + echo_msg.length = strlen(MESSAGE) + 1; + echo_msg.buffer = malloc(echo_msg.length); + strncpy(echo_msg.buffer, MESSAGE, echo_msg.length); + + // create the socket and set to non-blocking +#if !USE_UDP + server.fd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP); +#else + server.fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP); +#endif + if (server.fd == -1) { + perror("cannot create socket"); + finish(EXIT_FAILURE); + } + fcntl(server.fd, F_SETFL, O_NONBLOCK); + + // connect the socket + memset(&addr, 0, sizeof(addr)); + addr.sin_family = AF_INET; + addr.sin_port = htons(SOCKK); + if (inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr) != 1) { + perror("inet_pton failed"); + finish(EXIT_FAILURE); + } + + res = connect(server.fd, (struct sockaddr *)&addr, sizeof(addr)); + if (res == -1 && errno != EINPROGRESS) { + perror("connect failed"); + finish(EXIT_FAILURE); + } + +#if EMSCRIPTEN + emscripten_set_main_loop(main_loop, 0, 0); +#else + while (1) main_loop(NULL); +#endif + + return EXIT_SUCCESS; +}
\ No newline at end of file diff --git a/tests/sockets/test_sockets_echo_server.c b/tests/sockets/test_sockets_echo_server.c new file mode 100644 index 00000000..8a48b878 --- /dev/null +++ b/tests/sockets/test_sockets_echo_server.c @@ -0,0 +1,152 @@ +#include <assert.h> +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <arpa/inet.h> +#include <netinet/in.h> +#include <sys/ioctl.h> +#include <sys/types.h> +#include <sys/socket.h> +#if EMSCRIPTEN +#include <emscripten.h> +#endif + +#include "test_sockets_msg.h" + +typedef enum { + MSG_READ, + MSG_WRITE +} msg_state_t; + +typedef struct { + int fd; +} server_t; + +typedef struct { + int fd; + struct sockaddr_in addr; + msg_t msg; + msg_state_t state; + int read; + int wrote; +} client_t; + +server_t server; +client_t client; + +void main_loop(void *arg) { + int res; + fd_set fdr; + fd_set fdw; + + // see if there are any connections to accept or read / write from + FD_ZERO(&fdr); + FD_ZERO(&fdw); + FD_SET(server.fd, &fdr); + FD_SET(server.fd, &fdw); +#if !USE_UDP + if (client.fd) FD_SET(client.fd, &fdr); + if (client.fd) FD_SET(client.fd, &fdw); +#endif + res = select(64, &fdr, &fdw, NULL, NULL); + if (res == -1) { + perror("select failed"); + exit(EXIT_SUCCESS); + } + +#if !USE_UDP + // for TCP sockets, we may need to accept a connection + if (FD_ISSET(server.fd, &fdr)) { + client.fd = accept(server.fd, NULL, NULL); + assert(client.fd != -1); + } +#endif + +#if !USE_UDP + int fd = client.fd; +#else + int fd = server.fd; +#endif + if (client.state == MSG_READ) { + socklen_t addrlen; + + if (!FD_ISSET(fd, &fdr)) { + return; + } + + res = do_msg_read(fd, &client.msg, client.read, 0, (struct sockaddr *)&client.addr, &addrlen); + if (res != -1) client.read += res; + + // once we've read the entire message, echo it back + if (client.read >= client.msg.length) { + client.read = 0; + client.state = MSG_WRITE; + } + } else { + if (!FD_ISSET(fd, &fdw)) { + return; + } + + res = do_msg_write(fd, &client.msg, client.wrote, 0, (struct sockaddr *)&client.addr, sizeof(client.addr)); + if (res != -1) client.wrote += res; + + // close the client once we've echo'd back the entire message + if (client.wrote >= client.msg.length) { + close(client.fd); + memset(&client, 0, sizeof(client_t)); + } + } +} + +int main() { + struct sockaddr_in addr; + int res; + + memset(&server, 0, sizeof(server_t)); + memset(&client, 0, sizeof(client_t)); + + // create the socket and set to non-blocking +#if !USE_UDP + server.fd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP); +#else + server.fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP); +#endif + if (server.fd == -1) { + perror("cannot create socket"); + exit(EXIT_FAILURE); + } + fcntl(server.fd, F_SETFL, O_NONBLOCK); + + memset(&addr, 0, sizeof(addr)); + addr.sin_family = AF_INET; + addr.sin_port = htons(SOCKK); + if (inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr) != 1) { + perror("inet_pton failed"); + exit(EXIT_FAILURE); + } + + res = bind(server.fd, (struct sockaddr *)&addr, sizeof(addr)); + if (res == -1) { + perror("bind failed"); + exit(EXIT_FAILURE); + } + +#if !USE_UDP + res = listen(server.fd, 50); + if (res == -1) { + perror("listen failed"); + exit(EXIT_FAILURE); + } +#endif + +#if EMSCRIPTEN + emscripten_set_main_loop(main_loop, 60, 0); +#else + while (1) main_loop(NULL); +#endif + + return EXIT_SUCCESS; +} diff --git a/tests/sockets/test_sockets_msg.h b/tests/sockets/test_sockets_msg.h new file mode 100644 index 00000000..30094d65 --- /dev/null +++ b/tests/sockets/test_sockets_msg.h @@ -0,0 +1,78 @@ +#ifndef __TEST_SOCKETS_MSG_H__ +#define __TEST_SOCKETS_MSG_H__ + +typedef struct { + char *buffer; + int length; +} msg_t; + +int do_msg_read(int sockfd, msg_t *msg, int offset, int length, struct sockaddr *addr, socklen_t *addrlen) { + int res; + + if (!msg->length) { + // read the message length + res = recvfrom(sockfd, &msg->length, sizeof(int), 0, (struct sockaddr *)addr, addrlen); + if (res == -1) { + assert(errno == EAGAIN); + return res; + } + assert(res != 0); + msg->buffer = malloc(msg->length); + + printf("do_msg_read: allocating %d bytes for message\n", msg->length); + } + + // read the actual message + int max = msg->length - offset; + if (length && max > length) { + max = length; + } + res = recvfrom(sockfd, msg->buffer + offset, max, 0, (struct sockaddr *)addr, addrlen); + if (res == -1) { + assert(errno == EAGAIN); + return res; + } + + printf("do_msg_read: read %d bytes\n", res); + + return res; +} + +int do_msg_write(int sockfd, msg_t *msg, int offset, int length, struct sockaddr *addr, socklen_t addrlen) { + int res; + + // send the message length first + if (!offset) { + if (addr) { + res = sendto(sockfd, &msg->length, sizeof(int), 0, addr, addrlen); + } else { + res = send(sockfd, &msg->length, sizeof(int), 0); + } + if (res == -1) { + assert(errno == EAGAIN); + return res; + } + assert(res == sizeof(int)); + } + + // then the actual message + int max = msg->length - offset; + if (length && max > length) { + max = length; + } + if (addr) { + res = sendto(sockfd, msg->buffer + offset, max, 0, addr, addrlen); + } else { + res = send(sockfd, msg->buffer + offset, max, 0); + } + if (res == -1) { + assert(errno == EAGAIN); + return res; + } + + printf("do_msg_write: wrote %d bytes %d\n", res, msg->length); + + return res; +} + +#endif
\ No newline at end of file diff --git a/tests/sockets/test_sockets_partial.c b/tests/sockets/test_sockets_partial_client.c index 5fe34721..dcf90f19 100644 --- a/tests/sockets/test_sockets_partial.c +++ b/tests/sockets/test_sockets_partial_client.c @@ -111,7 +111,7 @@ int main() { #if EMSCRIPTEN emscripten_set_main_loop(iter, 0, 0); #else - while (!done) iter(NULL); + while (1) iter(NULL); #endif return EXIT_SUCCESS; diff --git a/tests/sockets/test_sockets_partial_server.c b/tests/sockets/test_sockets_partial_server.c new file mode 100644 index 00000000..57fae84b --- /dev/null +++ b/tests/sockets/test_sockets_partial_server.c @@ -0,0 +1,130 @@ +#include <assert.h> +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <arpa/inet.h> +#include <netinet/in.h> +#include <sys/ioctl.h> +#include <sys/types.h> +#include <sys/socket.h> +#if EMSCRIPTEN +#include <emscripten.h> +#endif + +int serverfd = -1; +int clientfd = -1; + +// csock.send("\x09\x01\x02\x03\x04\x05\x06\x07\x08\x09") +// csock.send("\x08\x01\x02\x03\x04\x05\x06\x07\x08") +// csock.send("\x07\x01\x02\x03\x04\x05\x06\x07") +// csock.send("\x06\x01\x02\x03\x04\x05\x06") +// csock.send("\x05\x01\x02\x03\x04\x05") +// csock.send("\x04\x01\x02\x03\x04") +// csock.send("\x03\x01\x02\x03") +// csock.send("\x02\x01\x02") +// csock.send("\x01\x01") + +void do_send(int sockfd) { + static char* buffers[] = { + "\x09\x01\x02\x03\x04\x05\x06\x07\x08\x09\0", + "\x08\x01\x02\x03\x04\x05\x06\x07\x08\0", + "\x07\x01\x02\x03\x04\x05\x06\x07\0", + "\x06\x01\x02\x03\x04\x05\x06\0", + "\x05\x01\x02\x03\x04\x05\0", + "\x04\x01\x02\x03\x04\0", + "\x03\x01\x02\x03\0", + "\x02\x01\x02\0", + "\x01\x01\0" + }; + + int i; + int res; + char *buffer; + struct sockaddr_in addr; + socklen_t addrlen; + + for (i = 0; i < sizeof(buffers) / sizeof(char*); i++) { + buffer = buffers[i]; + + res = sendto(sockfd, buffer, strlen(buffer), 0, (struct sockaddr *)&addr, sizeof(addr)); + if (res == -1) { + perror("send failed"); + exit(EXIT_FAILURE); + } + printf("sent \"%s\" (%d bytes)\n", buffer, res); + } + + exit(EXIT_SUCCESS); +} + +void iter(void *arg) { + int res; + fd_set fdr; + fd_set fdw; + + // see if there are any connections to accept / write to + FD_ZERO(&fdr); + FD_ZERO(&fdw); + FD_SET(serverfd, &fdr); + if (clientfd != -1) FD_SET(clientfd, &fdw); + res = select(64, &fdr, &fdw, NULL, NULL); + if (res == -1) { + perror("select failed"); + exit(EXIT_SUCCESS); + } + + if (FD_ISSET(serverfd, &fdr)) { + printf("accepted someone\n"); + clientfd = accept(serverfd, NULL, NULL); + assert(clientfd != -1); + } + + if (FD_ISSET(clientfd, &fdw)) { + do_send(clientfd); + } +} + +int main() { + struct sockaddr_in addr; + int res; + + // create the socket + serverfd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP); + if (serverfd == -1) { + perror("cannot create socket"); + exit(EXIT_FAILURE); + } + fcntl(serverfd, F_SETFL, O_NONBLOCK); + + // bind and listen to the supplied port + memset(&addr, 0, sizeof(addr)); + addr.sin_family = AF_INET; + addr.sin_port = htons(SOCKK); + if (inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr) != 1) { + perror("inet_pton failed"); + exit(EXIT_FAILURE); + } + + res = bind(serverfd, (struct sockaddr *)&addr, sizeof(addr)); + if (res == -1) { + perror("bind failed"); + exit(EXIT_FAILURE); + } + + res = listen(serverfd, 50); + if (res == -1) { + perror("listen failed"); + exit(EXIT_FAILURE); + } + +#if EMSCRIPTEN + emscripten_set_main_loop(iter, 60, 0); +#else + while (1) iter(NULL); +#endif + + return EXIT_SUCCESS; +} diff --git a/tests/sockets/test_sockets_select_server_closes_connection_rw.c b/tests/sockets/test_sockets_select_server_closes_connection_client_rw.c index f7e19aca..198ad232 100644 --- a/tests/sockets/test_sockets_select_server_closes_connection_rw.c +++ b/tests/sockets/test_sockets_select_server_closes_connection_client_rw.c @@ -14,9 +14,13 @@ #include <emscripten.h> #endif -#define EXPECTED_BYTES 5 +#include "test_sockets_msg.h" -int sockfd = -1; +#define MESSAGE "0123456789" + +int sockfd; +msg_t readmsg; +msg_t writemsg; void finish(int result) { close(sockfd); @@ -26,12 +30,10 @@ void finish(int result) { exit(result); } -void iter(void *arg) { +void main_loop(void *arg) { static int state = 0; - static char writebuf[] = "01234567890123456789"; - static int writePos = 0; - static char readbuf[1024]; static int readPos = 0; + static int writePos = 0; int selectRes; ssize_t transferAmount; fd_set sett; @@ -63,11 +65,11 @@ void iter(void *arg) { } // send a single byte - transferAmount = send(sockfd, writebuf+writePos, 1, 0); - writePos += transferAmount; + transferAmount = do_msg_write(sockfd, &writemsg, writePos, 1, NULL, 0); + if (transferAmount != -1) writePos += transferAmount; // after 10 bytes switch to next state - if (writePos >= 10) { + if (writePos >= writemsg.length) { state = 1; } break; @@ -86,8 +88,8 @@ void iter(void *arg) { } // read a single byte - transferAmount = recv(sockfd, readbuf+readPos, 1, 0); - readPos += transferAmount; + transferAmount = do_msg_read(sockfd, &readmsg, readPos, 1, NULL, NULL); + if (transferAmount != -1) readPos += transferAmount; // if successfully reading 1 byte, switch to next state if (readPos >= 1) { @@ -119,11 +121,11 @@ void iter(void *arg) { } // read a single byte - transferAmount = recv(sockfd, readbuf+readPos, 1, 0); - readPos += transferAmount; + transferAmount = do_msg_read(sockfd, &readmsg, readPos, 1, NULL, NULL); + if (transferAmount != -1) readPos += transferAmount; // with 10 bytes read the inQueue is empty => switch state - if (readPos >= 10) { + if (readPos >= readmsg.length) { state = 3; } break; @@ -141,7 +143,7 @@ void iter(void *arg) { // but recv should return 0 signaling the remote // end has closed the connection. - transferAmount = recv(sockfd, readbuf, 1, 0); + transferAmount = do_msg_read(sockfd, &readmsg, readPos, 0, NULL, NULL); if (transferAmount) { printf("case 3: read != 0\n"); finish(EXIT_FAILURE); @@ -176,6 +178,12 @@ int main() { struct sockaddr_in addr; int res; + memset(&readmsg, 0, sizeof(msg_t)); + memset(&writemsg, 0, sizeof(msg_t)); + writemsg.length = strlen(MESSAGE) + 1; + writemsg.buffer = malloc(writemsg.length); + strncpy(writemsg.buffer, MESSAGE, writemsg.length); + sockfd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP); if (sockfd == -1) { perror("cannot create socket"); @@ -199,9 +207,9 @@ int main() { } #if EMSCRIPTEN - emscripten_set_main_loop(iter, 0, 0); + emscripten_set_main_loop(main_loop, 0, 0); #else - while (1) iter(NULL); + while (1) main_loop(NULL); #endif return EXIT_SUCCESS; diff --git a/tests/sockets/test_sockets_select.c b/tests/sockets/test_sockets_select_server_no_accept_client.c index e05bd4c8..e05bd4c8 100644 --- a/tests/sockets/test_sockets_select.c +++ b/tests/sockets/test_sockets_select_server_no_accept_client.c diff --git a/tests/sockets/test_sockets_select_server_no_accept_server.c b/tests/sockets/test_sockets_select_server_no_accept_server.c new file mode 100644 index 00000000..4a399ed1 --- /dev/null +++ b/tests/sockets/test_sockets_select_server_no_accept_server.c @@ -0,0 +1,86 @@ +#include <assert.h> +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <arpa/inet.h> +#include <netinet/in.h> +#include <sys/ioctl.h> +#include <sys/types.h> +#include <sys/socket.h> +#if EMSCRIPTEN +#include <emscripten.h> +#endif + +int serverfd = -1; + +void iter(void *arg) { + int res; + fd_set fdr; + fd_set fdw; + + // see if there are any connections to accept / write to + FD_ZERO(&fdr); + FD_ZERO(&fdw); + FD_SET(serverfd, &fdr); + if (clientfd != -1) FD_SET(clientfd, &fdw); |