| /* Copyright 2002-2007 Justin Erenkrantz and Greg Stein |
| * |
| * Licensed 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 "apr.h" |
| #include "apr_pools.h" |
| #include <apr_poll.h> |
| #include <apr_version.h> |
| #include <stdlib.h> |
| |
| #include "serf.h" |
| |
| #include "test_serf.h" |
| |
| /*****************************************************************************/ |
| /* Server setup functions |
| */ |
| |
| /* Default implementation of a serf_connection_closed_t callback. */ |
| static void default_closed_connection(serf_connection_t *conn, |
| void *closed_baton, |
| apr_status_t why, |
| apr_pool_t *pool) |
| { |
| if (why) { |
| abort(); |
| } |
| } |
| |
| /* Default implementation of a serf_connection_setup_t callback. */ |
| static apr_status_t default_conn_setup(apr_socket_t *skt, |
| serf_bucket_t **input_bkt, |
| serf_bucket_t **output_bkt, |
| void *setup_baton, |
| apr_pool_t *pool) |
| { |
| test_baton_t *ctx = setup_baton; |
| |
| *input_bkt = serf_bucket_socket_create(skt, ctx->bkt_alloc); |
| return APR_SUCCESS; |
| } |
| |
| static apr_status_t get_server_address(apr_sockaddr_t **address, |
| apr_pool_t *pool) |
| { |
| return apr_sockaddr_info_get(address, |
| "localhost", APR_INET, SERV_PORT, 0, |
| pool); |
| } |
| |
| static void next_message(test_baton_t *tb) |
| { |
| tb->cur_message++; |
| } |
| |
| static void next_action(test_baton_t *tb) |
| { |
| tb->cur_action++; |
| tb->action_buf_pos = 0; |
| } |
| |
| static apr_status_t replay(test_baton_t *tb, |
| apr_int16_t rtnevents, |
| apr_pool_t *pool) |
| { |
| apr_status_t status = APR_SUCCESS; |
| test_server_action_t *action; |
| |
| if (rtnevents & APR_POLLIN) { |
| if (tb->message_list == NULL) { |
| /* we're not expecting any requests to reach this server! */ |
| printf("Received request where none was expected\n"); |
| |
| return APR_EGENERAL; |
| } |
| |
| if (tb->cur_action >= tb->action_count) { |
| char buf[128]; |
| apr_size_t len = sizeof(buf); |
| |
| status = apr_socket_recv(tb->client_sock, buf, &len); |
| if (! APR_STATUS_IS_EAGAIN(status)) { |
| /* we're out of actions! */ |
| printf("Received more requests than expected.\n"); |
| |
| return APR_EGENERAL; |
| } |
| return status; |
| } |
| |
| action = &tb->action_list[tb->cur_action]; |
| |
| if (action->kind == SERVER_IGNORE_AND_KILL_CONNECTION) { |
| char buf[128]; |
| apr_size_t len = sizeof(buf); |
| |
| status = apr_socket_recv(tb->client_sock, buf, &len); |
| |
| if (status == APR_EOF) { |
| apr_socket_close(tb->client_sock); |
| tb->client_sock = NULL; |
| next_action(tb); |
| return APR_SUCCESS; |
| } |
| |
| return status; |
| } |
| else if (action->kind == SERVER_RECV || |
| (action->kind == SERVER_RESPOND && |
| tb->outstanding_responses == 0)) { |
| apr_size_t msg_len, len; |
| char buf[128]; |
| test_server_message_t *message; |
| |
| message = &tb->message_list[tb->cur_message]; |
| msg_len = strlen(message->text); |
| |
| len = msg_len - tb->message_buf_pos; |
| if (len > sizeof(buf)) |
| len = sizeof(buf); |
| |
| status = apr_socket_recv(tb->client_sock, buf, &len); |
| if (status != APR_SUCCESS) |
| return status; |
| |
| if (tb->options & TEST_SERVER_DUMP) |
| fwrite(buf, len, 1, stdout); |
| |
| if (strncmp(buf, message->text + tb->message_buf_pos, len) != 0) { |
| /* ## TODO: Better diagnostics. */ |
| printf("Expected: (\n"); |
| fwrite(message->text + tb->message_buf_pos, len, 1, stdout); |
| printf(")\n"); |
| printf("Actual: (\n"); |
| fwrite(buf, len, 1, stdout); |
| printf(")\n"); |
| |
| return APR_EGENERAL; |
| } |
| |
| tb->message_buf_pos += len; |
| |
| if (tb->message_buf_pos >= msg_len) { |
| next_message(tb); |
| tb->message_buf_pos -= msg_len; |
| if (action->kind == SERVER_RESPOND) |
| tb->outstanding_responses++; |
| if (action->kind == SERVER_RECV) |
| next_action(tb); |
| } |
| } |
| } |
| if (rtnevents & APR_POLLOUT) { |
| action = &tb->action_list[tb->cur_action]; |
| |
| if (action->kind == SERVER_RESPOND && tb->outstanding_responses) { |
| apr_size_t msg_len; |
| apr_size_t len; |
| |
| msg_len = strlen(action->text); |
| len = msg_len - tb->action_buf_pos; |
| |
| status = apr_socket_send(tb->client_sock, |
| action->text + tb->action_buf_pos, &len); |
| if (status != APR_SUCCESS) |
| return status; |
| |
| if (tb->options & TEST_SERVER_DUMP) |
| fwrite(action->text + tb->action_buf_pos, len, 1, stdout); |
| |
| tb->action_buf_pos += len; |
| |
| if (tb->action_buf_pos >= msg_len) { |
| next_action(tb); |
| tb->outstanding_responses--; |
| } |
| } |
| } |
| else if (action->kind == SERVER_KILL_CONNECTION || |
| action->kind == SERVER_IGNORE_AND_KILL_CONNECTION) { |
| apr_socket_close(tb->client_sock); |
| tb->client_sock = NULL; |
| next_action(tb); |
| } |
| else if (rtnevents & APR_POLLOUT) { |
| /* ignore */ |
| } |
| else { |
| abort(); |
| } |
| |
| return status; |
| } |
| |
| apr_status_t test_server_run(test_baton_t *tb, |
| apr_short_interval_time_t duration, |
| apr_pool_t *pool) |
| { |
| apr_status_t status; |
| apr_pollset_t *pollset; |
| apr_int32_t num; |
| const apr_pollfd_t *desc; |
| |
| /* create a new pollset */ |
| status = apr_pollset_create(&pollset, 32, pool, 0); |
| if (status != APR_SUCCESS) |
| return status; |
| |
| /* Don't accept new connection while processing client connection. At |
| least for present time.*/ |
| if (tb->client_sock) { |
| apr_pollfd_t pfd = { pool, APR_POLL_SOCKET, APR_POLLIN | APR_POLLOUT, 0, |
| { NULL }, NULL }; |
| pfd.desc.s = tb->client_sock; |
| status = apr_pollset_add(pollset, &pfd); |
| if (status != APR_SUCCESS) |
| goto cleanup; |
| } |
| else { |
| apr_pollfd_t pfd = { pool, APR_POLL_SOCKET, APR_POLLIN, 0, |
| { NULL }, NULL }; |
| pfd.desc.s = tb->serv_sock; |
| status = apr_pollset_add(pollset, &pfd); |
| if (status != APR_SUCCESS) |
| goto cleanup; |
| } |
| |
| status = apr_pollset_poll(pollset, APR_USEC_PER_SEC >> 1, &num, &desc); |
| if (status != APR_SUCCESS) |
| goto cleanup; |
| |
| while (num--) { |
| if (desc->desc.s == tb->serv_sock) { |
| status = apr_socket_accept(&tb->client_sock, tb->serv_sock, |
| tb->pool); |
| if (status != APR_SUCCESS) |
| goto cleanup; |
| |
| apr_socket_opt_set(tb->client_sock, APR_SO_NONBLOCK, 1); |
| apr_socket_timeout_set(tb->client_sock, 0); |
| |
| status = APR_SUCCESS; |
| goto cleanup; |
| } |
| |
| if (desc->desc.s == tb->client_sock) { |
| /* Replay data to socket. */ |
| status = replay(tb, desc->rtnevents, pool); |
| |
| if (APR_STATUS_IS_EOF(status)) { |
| apr_socket_close(tb->client_sock); |
| tb->client_sock = NULL; |
| } |
| else if (APR_STATUS_IS_EAGAIN(status)) { |
| status = APR_SUCCESS; |
| } |
| else if (status != APR_SUCCESS) { |
| /* Real error. */ |
| goto cleanup; |
| } |
| } |
| |
| desc++; |
| } |
| |
| cleanup: |
| apr_pollset_destroy(pollset); |
| |
| return status; |
| } |
| |
| /* Start a TCP server on port SERV_PORT in thread THREAD. srv_replay is a array |
| of action to replay when connection started. replay_count is count of |
| actions in srv_replay. */ |
| static apr_status_t prepare_server(test_baton_t *tb, |
| apr_pool_t *pool) |
| { |
| apr_status_t status; |
| apr_socket_t *serv_sock; |
| |
| /* create server socket */ |
| #if APR_VERSION_AT_LEAST(1, 0, 0) |
| status = apr_socket_create(&serv_sock, APR_INET, SOCK_STREAM, 0, pool); |
| #else |
| status = apr_socket_create(&serv_sock, APR_INET, SOCK_STREAM, pool); |
| #endif |
| |
| if (status != APR_SUCCESS) |
| return status; |
| |
| apr_socket_opt_set(serv_sock, APR_SO_NONBLOCK, 1); |
| apr_socket_timeout_set(serv_sock, 0); |
| apr_socket_opt_set(serv_sock, APR_SO_REUSEADDR, 1); |
| |
| status = apr_socket_bind(serv_sock, tb->serv_addr); |
| if (status != APR_SUCCESS) |
| return status; |
| |
| /* Start replay from first action. */ |
| tb->cur_action = 0; |
| tb->action_buf_pos = 0; |
| tb->outstanding_responses = 0; |
| |
| /* listen for clients */ |
| apr_socket_listen(serv_sock, SOMAXCONN); |
| if (status != APR_SUCCESS) |
| return status; |
| |
| tb->serv_sock = serv_sock; |
| tb->client_sock = NULL; |
| return APR_SUCCESS; |
| } |
| |
| /*****************************************************************************/ |
| |
| apr_status_t test_server_create(test_baton_t **tb_p, |
| test_server_message_t *message_list, |
| apr_size_t message_count, |
| test_server_action_t *action_list, |
| apr_size_t action_count, |
| apr_int32_t options, |
| const char *host_url, |
| apr_sockaddr_t *address, |
| serf_connection_setup_t conn_setup, |
| apr_pool_t *pool) |
| { |
| apr_status_t status; |
| test_baton_t *tb; |
| |
| tb = apr_pcalloc(pool, sizeof(*tb)); |
| *tb_p = tb; |
| |
| if (address) { |
| tb->serv_addr = address; |
| } |
| else { |
| status = get_server_address(&tb->serv_addr, pool); |
| if (status != APR_SUCCESS) |
| return status; |
| } |
| |
| tb->pool = pool; |
| tb->options = options; |
| tb->context = serf_context_create(pool); |
| tb->bkt_alloc = serf_bucket_allocator_create(pool, NULL, NULL); |
| if (host_url) { |
| apr_uri_t url; |
| status = apr_uri_parse(pool, host_url, &url); |
| if (status != APR_SUCCESS) |
| return status; |
| |
| status = serf_connection_create2(&tb->connection, tb->context, |
| url, |
| conn_setup ? conn_setup : |
| default_conn_setup, |
| tb, |
| default_closed_connection, |
| tb, |
| pool); |
| if (status != APR_SUCCESS) |
| return status; |
| } else { |
| tb->connection = serf_connection_create(tb->context, |
| tb->serv_addr, |
| conn_setup ? conn_setup : |
| default_conn_setup, |
| tb, |
| default_closed_connection, |
| tb, |
| pool); |
| } |
| tb->message_list = message_list; |
| tb->message_count = message_count; |
| tb->action_list = action_list; |
| tb->action_count = action_count; |
| |
| /* Prepare a server. */ |
| status = prepare_server(tb, pool); |
| if (status != APR_SUCCESS) |
| return status; |
| |
| return APR_SUCCESS; |
| } |
| |
| apr_status_t test_server_destroy(test_baton_t *tb, apr_pool_t *pool) |
| { |
| serf_connection_close(tb->connection); |
| |
| apr_socket_close(tb->serv_sock); |
| |
| if (tb->client_sock) { |
| apr_socket_close(tb->client_sock); |
| } |
| |
| return APR_SUCCESS; |
| } |