diff options
Diffstat (limited to 'bin/tests/sock_test.c')
| -rw-r--r-- | bin/tests/sock_test.c | 382 |
1 files changed, 382 insertions, 0 deletions
diff --git a/bin/tests/sock_test.c b/bin/tests/sock_test.c new file mode 100644 index 0000000..c9612f7 --- /dev/null +++ b/bin/tests/sock_test.c @@ -0,0 +1,382 @@ +/* + * Copyright (C) 2004, 2007, 2008 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 1998-2001 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: sock_test.c,v 1.55 2008/07/23 23:27:54 marka Exp $ */ + +#include <config.h> + +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <isc/mem.h> +#include <isc/print.h> +#include <isc/task.h> +#include <isc/socket.h> +#include <isc/timer.h> +#include <isc/util.h> + +isc_mem_t *mctx; +isc_taskmgr_t *manager; + +static void +my_shutdown(isc_task_t *task, isc_event_t *event) { + char *name = event->ev_arg; + + printf("shutdown %s (%p)\n", name, task); + fflush(stdout); + isc_event_free(&event); +} + +static void +my_send(isc_task_t *task, isc_event_t *event) { + isc_socket_t *sock; + isc_socketevent_t *dev; + + sock = event->ev_sender; + dev = (isc_socketevent_t *)event; + + printf("my_send: %s task %p\n\t(sock %p, base %p, length %d, n %d, " + "result %d)\n", + (char *)(event->ev_arg), task, sock, + dev->region.base, dev->region.length, + dev->n, dev->result); + + if (dev->result != ISC_R_SUCCESS) { + isc_socket_detach(&sock); + isc_task_shutdown(task); + } + + isc_mem_put(mctx, dev->region.base, dev->region.length); + + isc_event_free(&event); +} + +static void +my_recv(isc_task_t *task, isc_event_t *event) { + isc_socket_t *sock; + isc_socketevent_t *dev; + isc_region_t region; + char buf[1024]; + char host[256]; + + sock = event->ev_sender; + dev = (isc_socketevent_t *)event; + + printf("Socket %s (sock %p, base %p, length %d, n %d, result %d)\n", + (char *)(event->ev_arg), sock, + dev->region.base, dev->region.length, + dev->n, dev->result); + if (dev->address.type.sa.sa_family == AF_INET6) { + inet_ntop(AF_INET6, &dev->address.type.sin6.sin6_addr, + host, sizeof(host)); + printf("\tFrom: %s port %d\n", host, + ntohs(dev->address.type.sin6.sin6_port)); + } else { + inet_ntop(AF_INET, &dev->address.type.sin.sin_addr, + host, sizeof(host)); + printf("\tFrom: %s port %d\n", host, + ntohs(dev->address.type.sin.sin_port)); + } + + if (dev->result != ISC_R_SUCCESS) { + isc_socket_detach(&sock); + + isc_mem_put(mctx, dev->region.base, + dev->region.length); + isc_event_free(&event); + + isc_task_shutdown(task); + return; + } + + /* + * Echo the data back. + */ + if (strcmp(event->ev_arg, "so2") != 0) { + region = dev->region; + sprintf(buf, "\r\nReceived: %.*s\r\n\r\n", + (int)dev->n, (char *)region.base); + region.base = isc_mem_get(mctx, strlen(buf) + 1); + region.length = strlen(buf) + 1; + strcpy((char *)region.base, buf); /* strcpy is safe */ + isc_socket_send(sock, ®ion, task, my_send, event->ev_arg); + } else { + region = dev->region; + printf("\r\nReceived: %.*s\r\n\r\n", + (int)dev->n, (char *)region.base); + } + + isc_socket_recv(sock, &dev->region, 1, task, my_recv, event->ev_arg); + + isc_event_free(&event); +} + +static void +my_http_get(isc_task_t *task, isc_event_t *event) { + isc_socket_t *sock; + isc_socketevent_t *dev; + + sock = event->ev_sender; + dev = (isc_socketevent_t *)event; + + printf("my_http_get: %s task %p\n\t(sock %p, base %p, length %d, " + "n %d, result %d)\n", + (char *)(event->ev_arg), task, sock, + dev->region.base, dev->region.length, + dev->n, dev->result); + + if (dev->result != ISC_R_SUCCESS) { + isc_socket_detach(&sock); + isc_task_shutdown(task); + isc_event_free(&event); + return; + } + + isc_socket_recv(sock, &dev->region, 1, task, my_recv, event->ev_arg); + + isc_event_free(&event); +} + +static void +my_connect(isc_task_t *task, isc_event_t *event) { + isc_socket_t *sock; + isc_socket_connev_t *dev; + isc_region_t region; + char buf[1024]; + + sock = event->ev_sender; + dev = (isc_socket_connev_t *)event; + + printf("%s: Connection result: %d\n", (char *)(event->ev_arg), + dev->result); + + if (dev->result != ISC_R_SUCCESS) { + isc_socket_detach(&sock); + isc_event_free(&event); + isc_task_shutdown(task); + return; + } + + /* + * Send a GET string, and set up to receive (and just display) + * the result. + */ + strcpy(buf, "GET / HTTP/1.1\r\nHost: www.flame.org\r\n" + "Connection: Close\r\n\r\n"); + region.base = isc_mem_get(mctx, strlen(buf) + 1); + region.length = strlen(buf) + 1; + strcpy((char *)region.base, buf); /* This strcpy is safe. */ + + isc_socket_send(sock, ®ion, task, my_http_get, event->ev_arg); + + isc_event_free(&event); +} + +static void +my_listen(isc_task_t *task, isc_event_t *event) { + char *name = event->ev_arg; + isc_socket_newconnev_t *dev; + isc_region_t region; + isc_socket_t *oldsock; + isc_task_t *newtask; + + dev = (isc_socket_newconnev_t *)event; + + printf("newcon %s (task %p, oldsock %p, newsock %p, result %d)\n", + name, task, event->ev_sender, dev->newsocket, dev->result); + fflush(stdout); + + if (dev->result == ISC_R_SUCCESS) { + /* + * Queue another listen on this socket. + */ + isc_socket_accept(event->ev_sender, task, my_listen, + event->ev_arg); + + region.base = isc_mem_get(mctx, 20); + region.length = 20; + + /* + * Create a new task for this socket, and queue up a + * recv on it. + */ + newtask = NULL; + RUNTIME_CHECK(isc_task_create(manager, 0, &newtask) + == ISC_R_SUCCESS); + isc_socket_recv(dev->newsocket, ®ion, 1, + newtask, my_recv, event->ev_arg); + isc_task_detach(&newtask); + } else { + printf("detaching from socket %p\n", event->ev_sender); + oldsock = event->ev_sender; + + isc_socket_detach(&oldsock); + + isc_event_free(&event); + isc_task_shutdown(task); + return; + } + + isc_event_free(&event); +} + +static void +timeout(isc_task_t *task, isc_event_t *event) { + isc_socket_t *sock = event->ev_arg; + + printf("Timeout, canceling IO on socket %p (task %p)\n", sock, task); + + isc_socket_cancel(sock, NULL, ISC_SOCKCANCEL_ALL); + isc_timer_detach((isc_timer_t **)&event->ev_sender); + isc_event_free(&event); +} + +int +main(int argc, char *argv[]) { + isc_task_t *t1, *t2; + isc_timermgr_t *timgr; + isc_time_t expires; + isc_interval_t interval; + isc_timer_t *ti1; + unsigned int workers; + isc_socketmgr_t *socketmgr; + isc_socket_t *so1, *so2; + isc_sockaddr_t sockaddr; + struct in_addr ina; + struct in6_addr in6a; + isc_result_t result; + int pf; + + if (argc > 1) + workers = atoi(argv[1]); + else + workers = 2; + printf("%d workers\n", workers); + + if (isc_net_probeipv6() == ISC_R_SUCCESS) + pf = PF_INET6; + else + pf = PF_INET; + + /* + * EVERYTHING needs a memory context. + */ + mctx = NULL; + RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS); + + /* + * The task manager is independent (other than memory context) + */ + manager = NULL; + RUNTIME_CHECK(isc_taskmgr_create(mctx, workers, 0, &manager) == + ISC_R_SUCCESS); + + /* + * Timer manager depends only on the memory context as well. + */ + timgr = NULL; + RUNTIME_CHECK(isc_timermgr_create(mctx, &timgr) == ISC_R_SUCCESS); + + t1 = NULL; + RUNTIME_CHECK(isc_task_create(manager, 0, &t1) == ISC_R_SUCCESS); + t2 = NULL; + RUNTIME_CHECK(isc_task_create(manager, 0, &t2) == ISC_R_SUCCESS); + RUNTIME_CHECK(isc_task_onshutdown(t1, my_shutdown, "1") == + ISC_R_SUCCESS); + RUNTIME_CHECK(isc_task_onshutdown(t2, my_shutdown, "2") == + ISC_R_SUCCESS); + + printf("task 1 = %p\n", t1); + printf("task 2 = %p\n", t2); + + socketmgr = NULL; + RUNTIME_CHECK(isc_socketmgr_create(mctx, &socketmgr) == ISC_R_SUCCESS); + + /* + * Open up a listener socket. + */ + so1 = NULL; + + if (pf == PF_INET6) { + in6a = in6addr_any; + isc_sockaddr_fromin6(&sockaddr, &in6a, 5544); + } else { + ina.s_addr = INADDR_ANY; + isc_sockaddr_fromin(&sockaddr, &ina, 5544); + } + RUNTIME_CHECK(isc_socket_create(socketmgr, pf, isc_sockettype_tcp, + &so1) == ISC_R_SUCCESS); + result = isc_socket_bind(so1, &sockaddr, ISC_SOCKET_REUSEADDRESS); + RUNTIME_CHECK(result == ISC_R_SUCCESS); + RUNTIME_CHECK(isc_socket_listen(so1, 0) == ISC_R_SUCCESS); + + /* + * Queue up the first accept event. + */ + RUNTIME_CHECK(isc_socket_accept(so1, t1, my_listen, "so1") + == ISC_R_SUCCESS); + isc_time_settoepoch(&expires); + isc_interval_set(&interval, 10, 0); + ti1 = NULL; + RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_once, &expires, + &interval, t1, timeout, so1, &ti1) == + ISC_R_SUCCESS); + + /* + * Open up a socket that will connect to www.flame.org, port 80. + * Why not. :) + */ + so2 = NULL; + ina.s_addr = inet_addr("204.152.184.97"); + if (0 && pf == PF_INET6) + isc_sockaddr_v6fromin(&sockaddr, &ina, 80); + else + isc_sockaddr_fromin(&sockaddr, &ina, 80); + RUNTIME_CHECK(isc_socket_create(socketmgr, isc_sockaddr_pf(&sockaddr), + isc_sockettype_tcp, + &so2) == ISC_R_SUCCESS); + + RUNTIME_CHECK(isc_socket_connect(so2, &sockaddr, t2, + my_connect, "so2") == ISC_R_SUCCESS); + + /* + * Detaching these is safe, since the socket will attach to the + * task for any outstanding requests. + */ + isc_task_detach(&t1); + isc_task_detach(&t2); + + /* + * Wait a short while. + */ + sleep(10); + + fprintf(stderr, "Destroying socket manager\n"); + isc_socketmgr_destroy(&socketmgr); + + fprintf(stderr, "Destroying timer manager\n"); + isc_timermgr_destroy(&timgr); + + fprintf(stderr, "Destroying task manager\n"); + isc_taskmgr_destroy(&manager); + + isc_mem_stats(mctx, stdout); + isc_mem_destroy(&mctx); + + return (0); +} |