| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include "src/core/lib/http/format_request.h" |
| |
| #include <stdarg.h> |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <grpc/slice.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/string_util.h> |
| #include <grpc/support/useful.h> |
| #include "src/core/lib/support/string.h" |
| |
| static void fill_common_header(const grpc_httpcli_request *request, |
| gpr_strvec *buf, bool connection_close) { |
| size_t i; |
| gpr_strvec_add(buf, gpr_strdup(request->http.path)); |
| gpr_strvec_add(buf, gpr_strdup(" HTTP/1.0\r\n")); |
| /* just in case some crazy server really expects HTTP/1.1 */ |
| gpr_strvec_add(buf, gpr_strdup("Host: ")); |
| gpr_strvec_add(buf, gpr_strdup(request->host)); |
| gpr_strvec_add(buf, gpr_strdup("\r\n")); |
| if (connection_close) |
| gpr_strvec_add(buf, gpr_strdup("Connection: close\r\n")); |
| gpr_strvec_add(buf, |
| gpr_strdup("User-Agent: " GRPC_HTTPCLI_USER_AGENT "\r\n")); |
| /* user supplied headers */ |
| for (i = 0; i < request->http.hdr_count; i++) { |
| gpr_strvec_add(buf, gpr_strdup(request->http.hdrs[i].key)); |
| gpr_strvec_add(buf, gpr_strdup(": ")); |
| gpr_strvec_add(buf, gpr_strdup(request->http.hdrs[i].value)); |
| gpr_strvec_add(buf, gpr_strdup("\r\n")); |
| } |
| } |
| |
| grpc_slice grpc_httpcli_format_get_request( |
| const grpc_httpcli_request *request) { |
| gpr_strvec out; |
| char *flat; |
| size_t flat_len; |
| |
| gpr_strvec_init(&out); |
| gpr_strvec_add(&out, gpr_strdup("GET ")); |
| fill_common_header(request, &out, true); |
| gpr_strvec_add(&out, gpr_strdup("\r\n")); |
| |
| flat = gpr_strvec_flatten(&out, &flat_len); |
| gpr_strvec_destroy(&out); |
| |
| return grpc_slice_new(flat, flat_len, gpr_free); |
| } |
| |
| grpc_slice grpc_httpcli_format_post_request(const grpc_httpcli_request *request, |
| const char *body_bytes, |
| size_t body_size) { |
| gpr_strvec out; |
| char *tmp; |
| size_t out_len; |
| size_t i; |
| |
| gpr_strvec_init(&out); |
| |
| gpr_strvec_add(&out, gpr_strdup("POST ")); |
| fill_common_header(request, &out, true); |
| if (body_bytes) { |
| uint8_t has_content_type = 0; |
| for (i = 0; i < request->http.hdr_count; i++) { |
| if (strcmp(request->http.hdrs[i].key, "Content-Type") == 0) { |
| has_content_type = 1; |
| break; |
| } |
| } |
| if (!has_content_type) { |
| gpr_strvec_add(&out, gpr_strdup("Content-Type: text/plain\r\n")); |
| } |
| gpr_asprintf(&tmp, "Content-Length: %lu\r\n", (unsigned long)body_size); |
| gpr_strvec_add(&out, tmp); |
| } |
| gpr_strvec_add(&out, gpr_strdup("\r\n")); |
| tmp = gpr_strvec_flatten(&out, &out_len); |
| gpr_strvec_destroy(&out); |
| |
| if (body_bytes) { |
| tmp = gpr_realloc(tmp, out_len + body_size); |
| memcpy(tmp + out_len, body_bytes, body_size); |
| out_len += body_size; |
| } |
| |
| return grpc_slice_new(tmp, out_len, gpr_free); |
| } |
| |
| grpc_slice grpc_httpcli_format_connect_request( |
| const grpc_httpcli_request *request) { |
| gpr_strvec out; |
| gpr_strvec_init(&out); |
| gpr_strvec_add(&out, gpr_strdup("CONNECT ")); |
| fill_common_header(request, &out, false); |
| gpr_strvec_add(&out, gpr_strdup("\r\n")); |
| size_t flat_len; |
| char *flat = gpr_strvec_flatten(&out, &flat_len); |
| gpr_strvec_destroy(&out); |
| return grpc_slice_new(flat, flat_len, gpr_free); |
| } |