diff options
Diffstat (limited to 'src/common/linux/http_upload.cc')
| -rw-r--r-- | src/common/linux/http_upload.cc | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/src/common/linux/http_upload.cc b/src/common/linux/http_upload.cc new file mode 100644 index 00000000..8556cfc0 --- /dev/null +++ b/src/common/linux/http_upload.cc @@ -0,0 +1,146 @@ +// Copyright (c) 2006, 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 <cassert> +#include <curl/curl.h> +#include <curl/easy.h> +#include <curl/types.h> + +#include "common/linux/http_upload.h" + +namespace { + +// Callback to get the response data from server. +static size_t WriteCallback(void *ptr, size_t size, + size_t nmemb, void *userp) { + if (!userp) + return 0; + + std::string *response = reinterpret_cast<std::string *>(userp); + size_t real_size = size * nmemb; + response->append(reinterpret_cast<char *>(ptr), real_size); + return real_size; +} + +} // namespace + +namespace google_breakpad { + +static const char kUserAgent[] = "Breakpad/1.0 (Linux)"; + +// static +bool HTTPUpload::SendRequest(const string &url, + const map<string, string> ¶meters, + const string &upload_file, + const string &file_part_name, + const string &proxy, + const string &proxy_user_pwd, + string *response_body) { + if (!CheckParameters(parameters)) + return false; + + CURL *curl = curl_easy_init(); + CURLcode err_code = CURLE_OK; + + if (curl) { + curl_easy_setopt(curl, CURLOPT_URL, url.c_str()); + curl_easy_setopt(curl, CURLOPT_USERAGENT, kUserAgent); + // Set proxy information if necessary. + if (!proxy.empty()) + curl_easy_setopt(curl, CURLOPT_PROXY, proxy.c_str()); + if (!proxy_user_pwd.empty()) + curl_easy_setopt(curl, CURLOPT_PROXYUSERPWD, proxy_user_pwd.c_str()); + + struct curl_httppost *formpost = NULL; + struct curl_httppost *lastptr = NULL; + // Add form data. + map<string, string>::const_iterator iter = parameters.begin(); + for (; iter != parameters.end(); ++iter) + curl_formadd(&formpost, &lastptr, + CURLFORM_COPYNAME, iter->first.c_str(), + CURLFORM_COPYCONTENTS, iter->second.c_str(), + CURLFORM_END); + + // Add form file. + curl_formadd(&formpost, &lastptr, + CURLFORM_COPYNAME, file_part_name.c_str(), + CURLFORM_FILE, upload_file.c_str(), + CURLFORM_END); + + curl_easy_setopt(curl, CURLOPT_HTTPPOST, formpost); + + // Disable 100-continue header. + struct curl_slist *headerlist = NULL; + char buf[] = "Expect:"; + headerlist = curl_slist_append(headerlist, buf); + curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headerlist); + + if (response_body != NULL) { + curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback); + curl_easy_setopt(curl, CURLOPT_WRITEDATA, + reinterpret_cast<void *>(response_body)); + } + + err_code = curl_easy_perform(curl); +#ifndef NDEBUG + if (err_code != CURLE_OK) + fprintf(stderr, "Failed to send http request to %s, error: %s\n", + url.c_str(), + curl_easy_strerror(err_code)); +#endif + + if (curl != NULL) + curl_easy_cleanup(curl); + if (formpost != NULL) + curl_formfree(formpost); + if (headerlist != NULL) + curl_slist_free_all(headerlist); + return err_code == CURLE_OK; + } + return false; +} + +// static +bool HTTPUpload::CheckParameters(const map<string, string> ¶meters) { + for (map<string, string>::const_iterator pos = parameters.begin(); + pos != parameters.end(); ++pos) { + const string &str = pos->first; + if (str.size() == 0) + return false; // disallow empty parameter names + for (unsigned int i = 0; i < str.size(); ++i) { + int c = str[i]; + if (c < 32 || c == '"' || c > 127) { + return false; + } + } + } + return true; +} + +} // namespace google_breakpad |