| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 <axis2_simple_http_svr_conn.h> |
| #include <axis2_http_transport.h> |
| #include <axutil_string.h> |
| #include <axutil_network_handler.h> |
| #include <axutil_http_chunked_stream.h> |
| #include <platforms/axutil_platform_auto_sense.h> |
| #include <string.h> |
| #include <axis2_http_simple_response.h> |
| #include <axis2_http_transport_utils.h> |
| |
| struct axis2_simple_http_svr_conn |
| { |
| int socket; |
| axutil_stream_t *stream; |
| axis2_bool_t keep_alive; |
| }; |
| |
| static axis2_char_t * |
| axis2_simple_http_svr_conn_read_line( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env); |
| |
| AXIS2_EXTERN axis2_simple_http_svr_conn_t *AXIS2_CALL |
| axis2_simple_http_svr_conn_create( |
| const axutil_env_t * env, |
| int sockfd) |
| { |
| axis2_simple_http_svr_conn_t *svr_conn = NULL; |
| svr_conn = (axis2_simple_http_svr_conn_t *)AXIS2_MALLOC(env->allocator, |
| sizeof(axis2_simple_http_svr_conn_t)); |
| if(!svr_conn) |
| { |
| AXIS2_HANDLE_ERROR(env, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE); |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "server connection failed. Insufficient memory"); |
| return NULL; |
| } |
| |
| memset((void *)svr_conn, 0, sizeof(axis2_simple_http_svr_conn_t)); |
| svr_conn->socket = sockfd; |
| |
| if(-1 != svr_conn->socket) |
| { |
| svr_conn->stream = axutil_stream_create_socket(env, svr_conn->socket); |
| if(!svr_conn->stream) |
| { |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "socket creation failed, socket %d", sockfd); |
| axis2_simple_http_svr_conn_free(svr_conn, env); |
| return NULL; |
| } |
| } |
| return svr_conn; |
| } |
| |
| AXIS2_EXTERN void AXIS2_CALL |
| axis2_simple_http_svr_conn_free( |
| axis2_simple_http_svr_conn_t *svr_conn, |
| const axutil_env_t * env) |
| { |
| axis2_simple_http_svr_conn_close(svr_conn, env); |
| AXIS2_FREE(env->allocator, svr_conn); |
| } |
| |
| AXIS2_EXTERN axis2_status_t AXIS2_CALL |
| axis2_simple_http_svr_conn_close( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| axutil_stream_free(svr_conn->stream, env); |
| if(-1 != svr_conn->socket) |
| { |
| axutil_network_handler_close_socket(env, svr_conn->socket); |
| svr_conn->socket = -1; |
| } |
| return AXIS2_SUCCESS; |
| } |
| |
| AXIS2_EXTERN axis2_bool_t AXIS2_CALL |
| axis2_simple_http_svr_conn_is_open( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| if(-1 != svr_conn->socket) |
| { |
| return AXIS2_TRUE; |
| } |
| return AXIS2_FALSE; |
| } |
| |
| AXIS2_EXTERN axis2_status_t AXIS2_CALL |
| axis2_simple_http_svr_conn_set_keep_alive( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env, |
| axis2_bool_t keep_alive) |
| { |
| svr_conn->keep_alive = keep_alive; |
| return AXIS2_SUCCESS; |
| } |
| |
| AXIS2_EXTERN axis2_bool_t AXIS2_CALL |
| axis2_simple_http_svr_conn_is_keep_alive( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| return svr_conn->keep_alive; |
| } |
| |
| AXIS2_EXTERN axutil_stream_t *AXIS2_CALL |
| axis2_simple_http_svr_conn_get_stream( |
| const axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| return svr_conn->stream; |
| } |
| |
| AXIS2_EXTERN axis2_http_response_writer_t *AXIS2_CALL |
| axis2_simple_http_svr_conn_get_writer( |
| const axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| return axis2_http_response_writer_create(env, svr_conn->stream); |
| } |
| |
| AXIS2_EXTERN axis2_http_simple_request_t *AXIS2_CALL |
| axis2_simple_http_svr_conn_read_request( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| axis2_char_t* str_line = NULL; |
| axis2_bool_t end_of_headers = AXIS2_FALSE; |
| axis2_http_request_line_t *request_line = NULL; |
| axis2_http_simple_request_t *request = NULL; |
| |
| /* read first line of the request (which is <HTTP METHOD> <URI> <HTTP VERSION> CRLF */ |
| str_line = axis2_simple_http_svr_conn_read_line(svr_conn, env); |
| if(str_line) |
| { |
| request_line = axis2_http_request_line_parse_line(env, str_line); |
| AXIS2_FREE(env->allocator, str_line); |
| str_line = NULL; |
| } |
| |
| if(!request_line) |
| { |
| AXIS2_HANDLE_ERROR(env, AXIS2_ERROR_INVALID_HTTP_HEADER_START_LINE, AXIS2_FAILURE); |
| return NULL; |
| } |
| request = axis2_http_simple_request_create(env, request_line, NULL, 0, svr_conn->stream); |
| |
| /* now read the headers until we find a line only having CRLF */ |
| while(AXIS2_FALSE == end_of_headers) |
| { |
| str_line = axis2_simple_http_svr_conn_read_line(svr_conn, env); |
| if(!str_line) |
| { |
| /*if nothing is read, this loop should be broken. Otherwise, going to be endless loop */ |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "reading http header failed"); |
| break; |
| } |
| |
| if(0 == axutil_strcmp(str_line, AXIS2_HTTP_CRLF)) |
| { |
| /* line contains only CRLF, so should be end of headers */ |
| end_of_headers = AXIS2_TRUE; |
| } |
| else |
| { |
| axis2_http_header_t *tmp_header = axis2_http_header_create_by_str(env, str_line); |
| if(tmp_header) |
| { |
| axis2_http_simple_request_add_header(request, env, tmp_header); |
| } |
| } |
| |
| AXIS2_FREE(env->allocator, str_line); |
| str_line = NULL; |
| } |
| return request; |
| } |
| |
| AXIS2_EXTERN axis2_status_t AXIS2_CALL |
| axis2_simple_http_svr_conn_write_response( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env, |
| axis2_http_simple_response_t * response) |
| { |
| axis2_http_response_writer_t *response_writer = NULL; |
| axutil_array_list_t *headers = NULL; |
| axutil_stream_t *response_stream = NULL; |
| axis2_char_t *response_body = NULL; |
| int body_size = 0; |
| |
| axis2_http_header_t *enc_header = NULL; |
| axis2_bool_t chuked_encoding = AXIS2_FALSE; |
| axis2_char_t *status_line = NULL; |
| axis2_bool_t binary_content = AXIS2_FALSE; |
| axis2_char_t *content_type = NULL; |
| |
| AXIS2_PARAM_CHECK(env->error, response, AXIS2_FAILURE); |
| |
| response_writer = axis2_http_response_writer_create(env, svr_conn->stream); |
| if(!response_writer) |
| { |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Cannot create http response writer"); |
| return AXIS2_FAILURE; |
| } |
| |
| content_type = (axis2_char_t *)axis2_http_simple_response_get_content_type(response, env); |
| if(content_type) |
| { |
| if(strstr(content_type, AXIS2_HTTP_HEADER_ACCEPT_MULTIPART_RELATED) |
| && strstr(content_type,AXIS2_HTTP_HEADER_ACCEPT_XOP_XML)) |
| { |
| binary_content = AXIS2_TRUE; |
| } |
| } |
| |
| enc_header = axis2_http_simple_response_get_first_header(response, env, |
| AXIS2_HTTP_HEADER_TRANSFER_ENCODING); |
| if(enc_header) |
| { |
| axis2_char_t *enc_value = axis2_http_header_get_value(enc_header, env); |
| if(enc_value && (0 == axutil_strcmp(enc_value, AXIS2_HTTP_HEADER_TRANSFER_ENCODING_CHUNKED))) |
| { |
| chuked_encoding = AXIS2_TRUE; |
| |
| /* remove the content length header */ |
| axis2_http_simple_response_remove_headers(response, env, |
| AXIS2_HTTP_HEADER_CONTENT_LENGTH); |
| } |
| } |
| |
| /* print status line */ |
| status_line = axis2_http_simple_response_get_status_line(response, env); |
| if(!status_line) |
| { |
| AXIS2_HANDLE_ERROR(env, AXIS2_ERROR_INVALID_HTTP_HEADER_START_LINE, AXIS2_FAILURE); |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_FAILURE; |
| } |
| axis2_http_response_writer_print_str(response_writer, env, status_line); |
| |
| headers = axis2_http_simple_response_get_headers(response, env); |
| if(headers) |
| { |
| int i = 0; |
| int count = axutil_array_list_size(headers, env); |
| for(; i < count; i++) |
| { |
| axis2_http_header_t *header = |
| (axis2_http_header_t *)axutil_array_list_get(headers, env, i); |
| if(header) |
| { |
| axis2_char_t *header_ext_form = axis2_http_header_to_external_form(header, env); |
| axis2_http_response_writer_print_str(response_writer, env, header_ext_form); |
| AXIS2_FREE(env->allocator, header_ext_form); |
| } |
| } |
| } |
| |
| /* write empty line after http headers */ |
| axis2_http_response_writer_print_str(response_writer, env, AXIS2_HTTP_CRLF); |
| |
| /* write the body */ |
| response_stream = axis2_http_simple_response_get_body(response, env); |
| if(response_stream) |
| { |
| body_size = axutil_stream_get_len(response_stream, env); |
| response_body = axutil_stream_get_buffer(response_stream, env); |
| axutil_stream_flush_buffer(response_stream, env); |
| response_body[body_size] = AXIS2_ESC_NULL; |
| } |
| |
| if(body_size <= 0 && !binary_content) |
| { |
| /* no body available to write. Note that this is not an error. We might want to write only |
| * status information and hence, this is a valid case */ |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_SUCCESS; |
| } |
| |
| if(!chuked_encoding && !binary_content) |
| { |
| /* This sending a normal SOAP response without chunk transfer encoding */ |
| axis2_status_t write_stat = AXIS2_FAILURE; |
| write_stat = axis2_http_response_writer_println_str(response_writer, env, response_body); |
| if(write_stat != AXIS2_SUCCESS) |
| { |
| AXIS2_HANDLE_ERROR(env, AXIS2_ERROR_WRITING_RESPONSE, AXIS2_FAILURE); |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_FAILURE; |
| } |
| } |
| else if(!binary_content) |
| { |
| /* Sending a normal SOAP response enabling http chunking */ |
| axutil_http_chunked_stream_t *chunked_stream = NULL; |
| int left = body_size; |
| chunked_stream = axutil_http_chunked_stream_create(env, svr_conn->stream); |
| while(left > 0) |
| { |
| int len = -1; |
| len = axutil_http_chunked_stream_write(chunked_stream, env, response_body, body_size); |
| if(len <= 0) |
| { |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "cannot write data to chunked stream"); |
| axutil_http_chunked_stream_free(chunked_stream, env); |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_FAILURE; |
| } |
| left -= len; |
| } |
| axutil_http_chunked_stream_write_last_chunk(chunked_stream, env); |
| axutil_http_chunked_stream_free(chunked_stream, env); |
| } |
| else |
| { |
| /* In the MTOM case we enable chunking in order to send the attachment */ |
| axutil_http_chunked_stream_t *chunked_stream = NULL; |
| axis2_status_t write_stat = AXIS2_FAILURE; |
| axutil_array_list_t *mime_parts = NULL; |
| axis2_char_t *mtom_sending_callback_name = NULL; |
| |
| mime_parts = axis2_http_simple_response_get_mime_parts(response, env); |
| if(!mime_parts) |
| { |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "No mime parts are given"); |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_FAILURE; |
| } |
| |
| /* If the callback name is not there, then we will check whether there |
| * is any mime_parts which has type callback. If we found then no point |
| * of continuing we should return a failure */ |
| mtom_sending_callback_name = axis2_http_simple_response_get_mtom_sending_callback_name( |
| response, env); |
| if(!mtom_sending_callback_name) |
| { |
| if(axis2_http_transport_utils_is_callback_required(env, mime_parts)) |
| { |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Sender callback not specified"); |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_FAILURE; |
| } |
| } |
| |
| chunked_stream = axutil_http_chunked_stream_create(env, svr_conn->stream); |
| write_stat = axis2_http_transport_utils_send_mtom_message(chunked_stream, env, mime_parts, |
| mtom_sending_callback_name); |
| axutil_http_chunked_stream_free(chunked_stream, env); |
| |
| if(write_stat != AXIS2_SUCCESS) |
| { |
| AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "writing mime parts failed"); |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_FAILURE; |
| } |
| } |
| |
| axis2_http_response_writer_free(response_writer, env); |
| return AXIS2_SUCCESS; |
| } |
| |
| AXIS2_EXTERN axis2_status_t AXIS2_CALL |
| axis2_simple_http_svr_conn_set_rcv_timeout( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env, |
| int timeout) |
| { |
| return axutil_network_handler_set_sock_option(env, svr_conn->socket, SO_RCVTIMEO, timeout); |
| } |
| |
| AXIS2_EXTERN axis2_status_t AXIS2_CALL |
| axis2_simple_http_svr_conn_set_snd_timeout( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env, |
| int timeout) |
| { |
| return axutil_network_handler_set_sock_option(env, svr_conn->socket, SO_SNDTIMEO, timeout); |
| } |
| |
| AXIS2_EXTERN axis2_char_t *AXIS2_CALL |
| axis2_simple_http_svr_conn_get_svr_ip( |
| const axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| return axutil_network_handler_get_svr_ip(env, svr_conn->socket); |
| } |
| |
| AXIS2_EXTERN axis2_char_t *AXIS2_CALL |
| axis2_simple_http_svr_conn_get_peer_ip( |
| const axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| return axutil_network_handler_get_peer_ip(env, svr_conn->socket); |
| } |
| |
| static axis2_char_t * |
| axis2_simple_http_svr_conn_read_line( |
| axis2_simple_http_svr_conn_t * svr_conn, |
| const axutil_env_t * env) |
| { |
| axis2_char_t* str_line = NULL; |
| axis2_char_t tmp_buf[2048]; |
| int read = -1; |
| |
| /* peek for 2047 characters to verify whether it contains CRLF character */ |
| while((read = axutil_stream_peek(svr_conn->stream, env, tmp_buf, 2048 - 1)) > 0) |
| { |
| axis2_char_t *start = tmp_buf; |
| axis2_char_t *end = NULL; |
| tmp_buf[read] = AXIS2_ESC_NULL; |
| end = strstr(tmp_buf, AXIS2_HTTP_CRLF); |
| if(end) |
| { |
| axis2_char_t *buffer = NULL; |
| if(str_line) |
| { |
| /* header is more than 2048 character. this is not a common case, and not optimized |
| * for performance (reading in a temp buffer and then strcat to get final buffer */ |
| buffer = tmp_buf; |
| } |
| else |
| { |
| /* header is less than 2048 characters, this is the common case. So to improve |
| * the performance, the buffer is malloc and then used to read the stream. */ |
| buffer = (axis2_char_t *)AXIS2_MALLOC(env->allocator, end - start + 3); |
| } |
| |
| /* read the data including CRLF (hence the size = end - start + 2) */ |
| read = axutil_stream_read(svr_conn->stream, env, buffer, end - start + 2); |
| if(read > 0) |
| { |
| buffer[read] = AXIS2_ESC_NULL; |
| |
| if(str_line) |
| { |
| axis2_char_t* tmp_str_line = NULL; |
| tmp_str_line = axutil_stracat(env, str_line, buffer); |
| if(tmp_str_line) |
| { |
| AXIS2_FREE(env->allocator, str_line); |
| str_line = tmp_str_line; |
| } |
| } |
| else |
| { |
| str_line = buffer; |
| } |
| } |
| else |
| { |
| /* read returns 0 or negative value, this could be an error */ |
| if(str_line) |
| { |
| AXIS2_FREE(env->allocator, str_line); |
| str_line = NULL; |
| } |
| else |
| { |
| AXIS2_FREE(env->allocator, buffer); |
| } |
| } |
| break; |
| } |
| else |
| { |
| /* not reached end yet */ |
| read = axutil_stream_read(svr_conn->stream, env, tmp_buf, 2048 - 1); |
| if(read > 0) |
| { |
| axis2_char_t* tmp_str_line = NULL; |
| tmp_buf[read] = AXIS2_ESC_NULL; |
| tmp_str_line = axutil_stracat(env, str_line, tmp_buf); |
| if(tmp_str_line) |
| { |
| if(str_line) |
| { |
| AXIS2_FREE(env->allocator, str_line); |
| } |
| str_line = tmp_str_line; |
| } |
| } |
| } |
| } |
| |
| return str_line; |
| } |