| /* $Id$ */ |
| /* |
| * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #include "test.h" |
| |
| #define THIS_FILE "stun_sock_test.c" |
| |
| enum { |
| RESPOND_STUN = 1, |
| WITH_MAPPED = 2, |
| WITH_XOR_MAPPED = 4, |
| |
| ECHO = 8 |
| }; |
| |
| /* |
| * Simple STUN server |
| */ |
| struct stun_srv |
| { |
| pj_activesock_t *asock; |
| unsigned flag; |
| pj_sockaddr addr; |
| unsigned rx_cnt; |
| pj_ioqueue_op_key_t send_key; |
| pj_str_t ip_to_send; |
| pj_uint16_t port_to_send; |
| }; |
| |
| static pj_bool_t srv_on_data_recvfrom(pj_activesock_t *asock, |
| void *data, |
| pj_size_t size, |
| const pj_sockaddr_t *src_addr, |
| int addr_len, |
| pj_status_t status) |
| { |
| struct stun_srv *srv; |
| pj_ssize_t sent; |
| |
| srv = (struct stun_srv*) pj_activesock_get_user_data(asock); |
| |
| /* Ignore error */ |
| if (status != PJ_SUCCESS) |
| return PJ_TRUE; |
| |
| ++srv->rx_cnt; |
| |
| /* Ignore if we're not responding */ |
| if (srv->flag & RESPOND_STUN) { |
| pj_pool_t *pool; |
| pj_stun_msg *req_msg, *res_msg; |
| |
| pool = pj_pool_create(mem, "stunsrv", 512, 512, NULL); |
| |
| /* Parse request */ |
| status = pj_stun_msg_decode(pool, (pj_uint8_t*)data, size, |
| PJ_STUN_IS_DATAGRAM | PJ_STUN_CHECK_PACKET, |
| &req_msg, NULL, NULL); |
| if (status != PJ_SUCCESS) { |
| app_perror(" pj_stun_msg_decode()", status); |
| pj_pool_release(pool); |
| return PJ_TRUE; |
| } |
| |
| /* Create response */ |
| status = pj_stun_msg_create(pool, PJ_STUN_BINDING_RESPONSE, PJ_STUN_MAGIC, |
| req_msg->hdr.tsx_id, &res_msg); |
| if (status != PJ_SUCCESS) { |
| app_perror(" pj_stun_msg_create()", status); |
| pj_pool_release(pool); |
| return PJ_TRUE; |
| } |
| |
| /* Add MAPPED-ADDRESS or XOR-MAPPED-ADDRESS (or don't add) */ |
| if (srv->flag & WITH_MAPPED) { |
| pj_sockaddr_in addr; |
| |
| pj_sockaddr_in_init(&addr, &srv->ip_to_send, srv->port_to_send); |
| pj_stun_msg_add_sockaddr_attr(pool, res_msg, PJ_STUN_ATTR_MAPPED_ADDR, |
| PJ_FALSE, &addr, sizeof(addr)); |
| } else if (srv->flag & WITH_XOR_MAPPED) { |
| pj_sockaddr_in addr; |
| |
| pj_sockaddr_in_init(&addr, &srv->ip_to_send, srv->port_to_send); |
| pj_stun_msg_add_sockaddr_attr(pool, res_msg, |
| PJ_STUN_ATTR_XOR_MAPPED_ADDR, |
| PJ_TRUE, &addr, sizeof(addr)); |
| } |
| |
| /* Encode */ |
| status = pj_stun_msg_encode(res_msg, (pj_uint8_t*)data, 100, 0, |
| NULL, &size); |
| if (status != PJ_SUCCESS) { |
| app_perror(" pj_stun_msg_encode()", status); |
| pj_pool_release(pool); |
| return PJ_TRUE; |
| } |
| |
| /* Send back */ |
| sent = size; |
| pj_activesock_sendto(asock, &srv->send_key, data, &sent, 0, |
| src_addr, addr_len); |
| |
| pj_pool_release(pool); |
| |
| } else if (srv->flag & ECHO) { |
| /* Send back */ |
| sent = size; |
| pj_activesock_sendto(asock, &srv->send_key, data, &sent, 0, |
| src_addr, addr_len); |
| |
| } |
| |
| return PJ_TRUE; |
| } |
| |
| static pj_status_t create_server(pj_pool_t *pool, |
| pj_ioqueue_t *ioqueue, |
| unsigned flag, |
| struct stun_srv **p_srv) |
| { |
| struct stun_srv *srv; |
| pj_activesock_cb activesock_cb; |
| pj_status_t status; |
| |
| srv = PJ_POOL_ZALLOC_T(pool, struct stun_srv); |
| srv->flag = flag; |
| srv->ip_to_send = pj_str("1.1.1.1"); |
| srv->port_to_send = 1000; |
| |
| status = pj_sockaddr_in_init(&srv->addr.ipv4, NULL, 0); |
| if (status != PJ_SUCCESS) |
| return status; |
| |
| pj_bzero(&activesock_cb, sizeof(activesock_cb)); |
| activesock_cb.on_data_recvfrom = &srv_on_data_recvfrom; |
| status = pj_activesock_create_udp(pool, &srv->addr, NULL, ioqueue, |
| &activesock_cb, srv, &srv->asock, |
| &srv->addr); |
| if (status != PJ_SUCCESS) |
| return status; |
| |
| pj_ioqueue_op_key_init(&srv->send_key, sizeof(srv->send_key)); |
| |
| status = pj_activesock_start_recvfrom(srv->asock, pool, 512, 0); |
| if (status != PJ_SUCCESS) { |
| pj_activesock_close(srv->asock); |
| return status; |
| } |
| |
| *p_srv = srv; |
| return PJ_SUCCESS; |
| } |
| |
| static void destroy_server(struct stun_srv *srv) |
| { |
| pj_activesock_close(srv->asock); |
| } |
| |
| |
| struct stun_client |
| { |
| pj_pool_t *pool; |
| pj_stun_sock *sock; |
| |
| pj_ioqueue_op_key_t send_key; |
| pj_bool_t destroy_on_err; |
| |
| unsigned on_status_cnt; |
| pj_stun_sock_op last_op; |
| pj_status_t last_status; |
| |
| unsigned on_rx_data_cnt; |
| }; |
| |
| static pj_bool_t stun_sock_on_status(pj_stun_sock *stun_sock, |
| pj_stun_sock_op op, |
| pj_status_t status) |
| { |
| struct stun_client *client; |
| |
| client = (struct stun_client*) pj_stun_sock_get_user_data(stun_sock); |
| client->on_status_cnt++; |
| client->last_op = op; |
| client->last_status = status; |
| |
| if (status != PJ_SUCCESS && client->destroy_on_err) { |
| pj_stun_sock_destroy(client->sock); |
| client->sock = NULL; |
| return PJ_FALSE; |
| } |
| |
| return PJ_TRUE; |
| } |
| |
| static pj_bool_t stun_sock_on_rx_data(pj_stun_sock *stun_sock, |
| void *pkt, |
| unsigned pkt_len, |
| const pj_sockaddr_t *src_addr, |
| unsigned addr_len) |
| { |
| struct stun_client *client; |
| |
| PJ_UNUSED_ARG(pkt); |
| PJ_UNUSED_ARG(pkt_len); |
| PJ_UNUSED_ARG(src_addr); |
| PJ_UNUSED_ARG(addr_len); |
| |
| client = (struct stun_client*) pj_stun_sock_get_user_data(stun_sock); |
| client->on_rx_data_cnt++; |
| |
| return PJ_TRUE; |
| } |
| |
| static pj_status_t create_client(pj_stun_config *cfg, |
| struct stun_client **p_client, |
| pj_bool_t destroy_on_err) |
| { |
| pj_pool_t *pool; |
| struct stun_client *client; |
| pj_stun_sock_cfg sock_cfg; |
| pj_stun_sock_cb cb; |
| pj_status_t status; |
| |
| pool = pj_pool_create(mem, "test", 512, 512, NULL); |
| client = PJ_POOL_ZALLOC_T(pool, struct stun_client); |
| client->pool = pool; |
| |
| pj_stun_sock_cfg_default(&sock_cfg); |
| |
| pj_bzero(&cb, sizeof(cb)); |
| cb.on_status = &stun_sock_on_status; |
| cb.on_rx_data = &stun_sock_on_rx_data; |
| status = pj_stun_sock_create(cfg, NULL, pj_AF_INET(), &cb, |
| &sock_cfg, client, &client->sock); |
| if (status != PJ_SUCCESS) { |
| app_perror(" pj_stun_sock_create()", status); |
| pj_pool_release(pool); |
| return status; |
| } |
| |
| pj_stun_sock_set_user_data(client->sock, client); |
| |
| pj_ioqueue_op_key_init(&client->send_key, sizeof(client->send_key)); |
| |
| client->destroy_on_err = destroy_on_err; |
| |
| *p_client = client; |
| |
| return PJ_SUCCESS; |
| } |
| |
| |
| static void destroy_client(struct stun_client *client) |
| { |
| if (client->sock) { |
| pj_stun_sock_destroy(client->sock); |
| client->sock = NULL; |
| } |
| pj_pool_release(client->pool); |
| } |
| |
| static void handle_events(pj_stun_config *cfg, unsigned msec_delay) |
| { |
| pj_time_val delay; |
| |
| pj_timer_heap_poll(cfg->timer_heap, NULL); |
| |
| delay.sec = 0; |
| delay.msec = msec_delay; |
| pj_time_val_normalize(&delay); |
| |
| pj_ioqueue_poll(cfg->ioqueue, &delay); |
| } |
| |
| /* |
| * Timeout test: scenario when no response is received from server |
| */ |
| static int timeout_test(pj_stun_config *cfg, pj_bool_t destroy_on_err) |
| { |
| struct stun_srv *srv; |
| struct stun_client *client; |
| pj_str_t srv_addr; |
| pj_time_val timeout, t; |
| int i, ret = 0; |
| pj_status_t status; |
| |
| PJ_LOG(3,(THIS_FILE, " timeout test [%d]", destroy_on_err)); |
| |
| status = create_client(cfg, &client, destroy_on_err); |
| if (status != PJ_SUCCESS) |
| return -10; |
| |
| status = create_server(client->pool, cfg->ioqueue, 0, &srv); |
| if (status != PJ_SUCCESS) { |
| destroy_client(client); |
| return -20; |
| } |
| |
| srv_addr = pj_str("127.0.0.1"); |
| status = pj_stun_sock_start(client->sock, &srv_addr, |
| pj_ntohs(srv->addr.ipv4.sin_port), NULL); |
| if (status != PJ_SUCCESS) { |
| destroy_server(srv); |
| destroy_client(client); |
| return -30; |
| } |
| |
| /* Wait until on_status() callback is called with the failure */ |
| pj_gettimeofday(&timeout); |
| timeout.sec += 60; |
| do { |
| handle_events(cfg, 100); |
| pj_gettimeofday(&t); |
| } while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout)); |
| |
| /* Check that callback with correct operation is called */ |
| if (client->last_op != PJ_STUN_SOCK_BINDING_OP) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting Binding operation status")); |
| ret = -40; |
| goto on_return; |
| } |
| /* .. and with the correct status */ |
| if (client->last_status != PJNATH_ESTUNTIMEDOUT) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting PJNATH_ESTUNTIMEDOUT")); |
| ret = -50; |
| goto on_return; |
| } |
| /* Check that server received correct retransmissions */ |
| if (srv->rx_cnt != PJ_STUN_MAX_TRANSMIT_COUNT) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting %d retransmissions, got %d", |
| PJ_STUN_MAX_TRANSMIT_COUNT, srv->rx_cnt)); |
| ret = -60; |
| goto on_return; |
| } |
| /* Check that client doesn't receive anything */ |
| if (client->on_rx_data_cnt != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything")); |
| ret = -70; |
| goto on_return; |
| } |
| |
| on_return: |
| destroy_server(srv); |
| destroy_client(client); |
| for (i=0; i<7; ++i) |
| handle_events(cfg, 50); |
| return ret; |
| } |
| |
| |
| /* |
| * Invalid response scenario: when server returns no MAPPED-ADDRESS or |
| * XOR-MAPPED-ADDRESS attribute. |
| */ |
| static int missing_attr_test(pj_stun_config *cfg, pj_bool_t destroy_on_err) |
| { |
| struct stun_srv *srv; |
| struct stun_client *client; |
| pj_str_t srv_addr; |
| pj_time_val timeout, t; |
| int i, ret = 0; |
| pj_status_t status; |
| |
| PJ_LOG(3,(THIS_FILE, " missing attribute test [%d]", destroy_on_err)); |
| |
| status = create_client(cfg, &client, destroy_on_err); |
| if (status != PJ_SUCCESS) |
| return -110; |
| |
| status = create_server(client->pool, cfg->ioqueue, RESPOND_STUN, &srv); |
| if (status != PJ_SUCCESS) { |
| destroy_client(client); |
| return -120; |
| } |
| |
| srv_addr = pj_str("127.0.0.1"); |
| status = pj_stun_sock_start(client->sock, &srv_addr, |
| pj_ntohs(srv->addr.ipv4.sin_port), NULL); |
| if (status != PJ_SUCCESS) { |
| destroy_server(srv); |
| destroy_client(client); |
| return -130; |
| } |
| |
| /* Wait until on_status() callback is called with the failure */ |
| pj_gettimeofday(&timeout); |
| timeout.sec += 60; |
| do { |
| handle_events(cfg, 100); |
| pj_gettimeofday(&t); |
| } while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout)); |
| |
| /* Check that callback with correct operation is called */ |
| if (client->last_op != PJ_STUN_SOCK_BINDING_OP) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting Binding operation status")); |
| ret = -140; |
| goto on_return; |
| } |
| if (client->last_status != PJNATH_ESTUNNOMAPPEDADDR) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting PJNATH_ESTUNNOMAPPEDADDR")); |
| ret = -150; |
| goto on_return; |
| } |
| /* Check that client doesn't receive anything */ |
| if (client->on_rx_data_cnt != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything")); |
| ret = -170; |
| goto on_return; |
| } |
| |
| on_return: |
| destroy_server(srv); |
| destroy_client(client); |
| for (i=0; i<7; ++i) |
| handle_events(cfg, 50); |
| return ret; |
| } |
| |
| /* |
| * Keep-alive test. |
| */ |
| static int keep_alive_test(pj_stun_config *cfg) |
| { |
| struct stun_srv *srv; |
| struct stun_client *client; |
| pj_sockaddr_in mapped_addr; |
| pj_stun_sock_info info; |
| pj_str_t srv_addr; |
| pj_time_val timeout, t; |
| int i, ret = 0; |
| pj_status_t status; |
| |
| PJ_LOG(3,(THIS_FILE, " normal operation")); |
| |
| status = create_client(cfg, &client, PJ_TRUE); |
| if (status != PJ_SUCCESS) |
| return -310; |
| |
| status = create_server(client->pool, cfg->ioqueue, RESPOND_STUN|WITH_XOR_MAPPED, &srv); |
| if (status != PJ_SUCCESS) { |
| destroy_client(client); |
| return -320; |
| } |
| |
| /* |
| * Part 1: initial Binding resolution. |
| */ |
| PJ_LOG(3,(THIS_FILE, " initial Binding request")); |
| srv_addr = pj_str("127.0.0.1"); |
| status = pj_stun_sock_start(client->sock, &srv_addr, |
| pj_ntohs(srv->addr.ipv4.sin_port), NULL); |
| if (status != PJ_SUCCESS) { |
| destroy_server(srv); |
| destroy_client(client); |
| return -330; |
| } |
| |
| /* Wait until on_status() callback is called with success status */ |
| pj_gettimeofday(&timeout); |
| timeout.sec += 60; |
| do { |
| handle_events(cfg, 100); |
| pj_gettimeofday(&t); |
| } while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout)); |
| |
| /* Check that callback with correct operation is called */ |
| if (client->last_op != PJ_STUN_SOCK_BINDING_OP) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting Binding operation status")); |
| ret = -340; |
| goto on_return; |
| } |
| if (client->last_status != PJ_SUCCESS) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting PJ_SUCCESS status")); |
| ret = -350; |
| goto on_return; |
| } |
| /* Check that client doesn't receive anything */ |
| if (client->on_rx_data_cnt != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything")); |
| ret = -370; |
| goto on_return; |
| } |
| |
| /* Get info */ |
| pj_bzero(&info, sizeof(info)); |
| pj_stun_sock_get_info(client->sock, &info); |
| |
| /* Check that we have server address */ |
| if (!pj_sockaddr_has_addr(&info.srv_addr)) { |
| PJ_LOG(3,(THIS_FILE, " error: missing server address")); |
| ret = -380; |
| goto on_return; |
| } |
| /* .. and bound address port must not be zero */ |
| if (pj_sockaddr_get_port(&info.bound_addr)==0) { |
| PJ_LOG(3,(THIS_FILE, " error: bound address is zero")); |
| ret = -381; |
| goto on_return; |
| } |
| /* .. and mapped address */ |
| if (!pj_sockaddr_has_addr(&info.mapped_addr)) { |
| PJ_LOG(3,(THIS_FILE, " error: missing mapped address")); |
| ret = -382; |
| goto on_return; |
| } |
| /* verify the mapped address */ |
| pj_sockaddr_in_init(&mapped_addr, &srv->ip_to_send, srv->port_to_send); |
| if (pj_sockaddr_cmp(&info.mapped_addr, &mapped_addr) != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: mapped address mismatched")); |
| ret = -383; |
| goto on_return; |
| } |
| |
| /* .. and at least one alias */ |
| if (info.alias_cnt == 0) { |
| PJ_LOG(3,(THIS_FILE, " error: must have at least one alias")); |
| ret = -384; |
| goto on_return; |
| } |
| if (!pj_sockaddr_has_addr(&info.aliases[0])) { |
| PJ_LOG(3,(THIS_FILE, " error: missing alias")); |
| ret = -386; |
| goto on_return; |
| } |
| |
| |
| /* |
| * Part 2: sending and receiving data |
| */ |
| PJ_LOG(3,(THIS_FILE, " sending/receiving data")); |
| |
| /* Change server operation mode to echo back data */ |
| srv->flag = ECHO; |
| |
| /* Reset server */ |
| srv->rx_cnt = 0; |
| |
| /* Client sending data to echo server */ |
| { |
| char txt[100]; |
| PJ_LOG(3,(THIS_FILE, " sending to %s", pj_sockaddr_print(&info.srv_addr, txt, sizeof(txt), 3))); |
| } |
| status = pj_stun_sock_sendto(client->sock, NULL, &ret, sizeof(ret), |
| 0, &info.srv_addr, |
| pj_sockaddr_get_len(&info.srv_addr)); |
| if (status != PJ_SUCCESS && status != PJ_EPENDING) { |
| app_perror(" error: server sending data", status); |
| ret = -390; |
| goto on_return; |
| } |
| |
| /* Wait for a short period until client receives data. We can't wait for |
| * too long otherwise the keep-alive will kick in. |
| */ |
| pj_gettimeofday(&timeout); |
| timeout.sec += 1; |
| do { |
| handle_events(cfg, 100); |
| pj_gettimeofday(&t); |
| } while (client->on_rx_data_cnt==0 && PJ_TIME_VAL_LT(t, timeout)); |
| |
| /* Check that data is received in server */ |
| if (srv->rx_cnt == 0) { |
| PJ_LOG(3,(THIS_FILE, " error: server didn't receive data")); |
| ret = -395; |
| goto on_return; |
| } |
| |
| /* Check that status is still OK */ |
| if (client->last_status != PJ_SUCCESS) { |
| app_perror(" error: client has failed", client->last_status); |
| ret = -400; |
| goto on_return; |
| } |
| /* Check that data has been received */ |
| if (client->on_rx_data_cnt == 0) { |
| PJ_LOG(3,(THIS_FILE, " error: client doesn't receive data")); |
| ret = -410; |
| goto on_return; |
| } |
| |
| /* |
| * Part 3: Successful keep-alive, |
| */ |
| PJ_LOG(3,(THIS_FILE, " successful keep-alive scenario")); |
| |
| /* Change server operation mode to normal mode */ |
| srv->flag = RESPOND_STUN | WITH_XOR_MAPPED; |
| |
| /* Reset server */ |
| srv->rx_cnt = 0; |
| |
| /* Reset client */ |
| client->on_status_cnt = 0; |
| client->last_status = PJ_SUCCESS; |
| client->on_rx_data_cnt = 0; |
| |
| /* Wait for keep-alive duration to see if client actually sends the |
| * keep-alive. |
| */ |
| pj_gettimeofday(&timeout); |
| timeout.sec += (PJ_STUN_KEEP_ALIVE_SEC + 1); |
| do { |
| handle_events(cfg, 100); |
| pj_gettimeofday(&t); |
| } while (PJ_TIME_VAL_LT(t, timeout)); |
| |
| /* Check that server receives some packets */ |
| if (srv->rx_cnt == 0) { |
| PJ_LOG(3, (THIS_FILE, " error: no keep-alive was received")); |
| ret = -420; |
| goto on_return; |
| } |
| /* Check that client status is still okay and on_status() callback is NOT |
| * called |
| */ |
| /* No longer valid due to this ticket: |
| * http://trac.pjsip.org/repos/ticket/742 |
| |
| if (client->on_status_cnt != 0) { |
| PJ_LOG(3, (THIS_FILE, " error: on_status() must not be called on successful" |
| "keep-alive when mapped-address does not change")); |
| ret = -430; |
| goto on_return; |
| } |
| */ |
| /* Check that client doesn't receive anything */ |
| if (client->on_rx_data_cnt != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything")); |
| ret = -440; |
| goto on_return; |
| } |
| |
| |
| /* |
| * Part 4: Successful keep-alive with IP address change |
| */ |
| PJ_LOG(3,(THIS_FILE, " mapped IP address change")); |
| |
| /* Change server operation mode to normal mode */ |
| srv->flag = RESPOND_STUN | WITH_XOR_MAPPED; |
| |
| /* Change mapped address in the response */ |
| srv->ip_to_send = pj_str("2.2.2.2"); |
| srv->port_to_send++; |
| |
| /* Reset server */ |
| srv->rx_cnt = 0; |
| |
| /* Reset client */ |
| client->on_status_cnt = 0; |
| client->last_status = PJ_SUCCESS; |
| client->on_rx_data_cnt = 0; |
| |
| /* Wait for keep-alive duration to see if client actually sends the |
| * keep-alive. |
| */ |
| pj_gettimeofday(&timeout); |
| timeout.sec += (PJ_STUN_KEEP_ALIVE_SEC + 1); |
| do { |
| handle_events(cfg, 100); |
| pj_gettimeofday(&t); |
| } while (PJ_TIME_VAL_LT(t, timeout)); |
| |
| /* Check that server receives some packets */ |
| if (srv->rx_cnt == 0) { |
| PJ_LOG(3, (THIS_FILE, " error: no keep-alive was received")); |
| ret = -450; |
| goto on_return; |
| } |
| /* Check that on_status() callback is called (because mapped address |
| * has changed) |
| */ |
| if (client->on_status_cnt != 1) { |
| PJ_LOG(3, (THIS_FILE, " error: on_status() was not called")); |
| ret = -460; |
| goto on_return; |
| } |
| /* Check that callback was called with correct operation */ |
| if (client->last_op != PJ_STUN_SOCK_MAPPED_ADDR_CHANGE) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting keep-alive operation status")); |
| ret = -470; |
| goto on_return; |
| } |
| /* Check that last status is still success */ |
| if (client->last_status != PJ_SUCCESS) { |
| PJ_LOG(3, (THIS_FILE, " error: expecting successful status")); |
| ret = -480; |
| goto on_return; |
| } |
| /* Check that client doesn't receive anything */ |
| if (client->on_rx_data_cnt != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything")); |
| ret = -490; |
| goto on_return; |
| } |
| |
| /* Get info */ |
| pj_bzero(&info, sizeof(info)); |
| pj_stun_sock_get_info(client->sock, &info); |
| |
| /* Check that we have server address */ |
| if (!pj_sockaddr_has_addr(&info.srv_addr)) { |
| PJ_LOG(3,(THIS_FILE, " error: missing server address")); |
| ret = -500; |
| goto on_return; |
| } |
| /* .. and mapped address */ |
| if (!pj_sockaddr_has_addr(&info.mapped_addr)) { |
| PJ_LOG(3,(THIS_FILE, " error: missing mapped address")); |
| ret = -510; |
| goto on_return; |
| } |
| /* verify the mapped address */ |
| pj_sockaddr_in_init(&mapped_addr, &srv->ip_to_send, srv->port_to_send); |
| if (pj_sockaddr_cmp(&info.mapped_addr, &mapped_addr) != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: mapped address mismatched")); |
| ret = -520; |
| goto on_return; |
| } |
| |
| /* .. and at least one alias */ |
| if (info.alias_cnt == 0) { |
| PJ_LOG(3,(THIS_FILE, " error: must have at least one alias")); |
| ret = -530; |
| goto on_return; |
| } |
| if (!pj_sockaddr_has_addr(&info.aliases[0])) { |
| PJ_LOG(3,(THIS_FILE, " error: missing alias")); |
| ret = -540; |
| goto on_return; |
| } |
| |
| |
| /* |
| * Part 5: Failed keep-alive |
| */ |
| PJ_LOG(3,(THIS_FILE, " failed keep-alive scenario")); |
| |
| /* Change server operation mode to respond without attribute */ |
| srv->flag = RESPOND_STUN; |
| |
| /* Reset server */ |
| srv->rx_cnt = 0; |
| |
| /* Reset client */ |
| client->on_status_cnt = 0; |
| client->last_status = PJ_SUCCESS; |
| client->on_rx_data_cnt = 0; |
| |
| /* Wait until on_status() is called with failure. */ |
| pj_gettimeofday(&timeout); |
| timeout.sec += (PJ_STUN_KEEP_ALIVE_SEC + PJ_STUN_TIMEOUT_VALUE + 5); |
| do { |
| handle_events(cfg, 100); |
| pj_gettimeofday(&t); |
| } while (client->on_status_cnt==0 && PJ_TIME_VAL_LT(t, timeout)); |
| |
| /* Check that callback with correct operation is called */ |
| if (client->last_op != PJ_STUN_SOCK_KEEP_ALIVE_OP) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting keep-alive operation status")); |
| ret = -600; |
| goto on_return; |
| } |
| if (client->last_status == PJ_SUCCESS) { |
| PJ_LOG(3,(THIS_FILE, " error: expecting failed keep-alive")); |
| ret = -610; |
| goto on_return; |
| } |
| /* Check that client doesn't receive anything */ |
| if (client->on_rx_data_cnt != 0) { |
| PJ_LOG(3,(THIS_FILE, " error: client shouldn't have received anything")); |
| ret = -620; |
| goto on_return; |
| } |
| |
| |
| on_return: |
| destroy_server(srv); |
| destroy_client(client); |
| for (i=0; i<7; ++i) |
| handle_events(cfg, 50); |
| return ret; |
| } |
| |
| |
| #define DO_TEST(expr) \ |
| capture_pjlib_state(&stun_cfg, &pjlib_state); \ |
| ret = expr; \ |
| if (ret != 0) goto on_return; \ |
| ret = check_pjlib_state(&stun_cfg, &pjlib_state); \ |
| if (ret != 0) goto on_return; |
| |
| |
| int stun_sock_test(void) |
| { |
| struct pjlib_state pjlib_state; |
| pj_stun_config stun_cfg; |
| pj_ioqueue_t *ioqueue = NULL; |
| pj_timer_heap_t *timer_heap = NULL; |
| pj_pool_t *pool = NULL; |
| pj_status_t status; |
| int ret = 0; |
| |
| pool = pj_pool_create(mem, NULL, 512, 512, NULL); |
| |
| status = pj_ioqueue_create(pool, 12, &ioqueue); |
| if (status != PJ_SUCCESS) { |
| app_perror(" pj_ioqueue_create()", status); |
| ret = -4; |
| goto on_return; |
| } |
| |
| status = pj_timer_heap_create(pool, 100, &timer_heap); |
| if (status != PJ_SUCCESS) { |
| app_perror(" pj_timer_heap_create()", status); |
| ret = -8; |
| goto on_return; |
| } |
| |
| pj_stun_config_init(&stun_cfg, mem, 0, ioqueue, timer_heap); |
| |
| DO_TEST(timeout_test(&stun_cfg, PJ_FALSE)); |
| DO_TEST(timeout_test(&stun_cfg, PJ_TRUE)); |
| |
| DO_TEST(missing_attr_test(&stun_cfg, PJ_FALSE)); |
| DO_TEST(missing_attr_test(&stun_cfg, PJ_TRUE)); |
| |
| DO_TEST(keep_alive_test(&stun_cfg)); |
| |
| on_return: |
| if (timer_heap) pj_timer_heap_destroy(timer_heap); |
| if (ioqueue) pj_ioqueue_destroy(ioqueue); |
| if (pool) pj_pool_release(pool); |
| return ret; |
| } |
| |
| |