diff options
Diffstat (limited to 'desktop/source/minidump/minidump.cxx')
| -rw-r--r-- | desktop/source/minidump/minidump.cxx | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/desktop/source/minidump/minidump.cxx b/desktop/source/minidump/minidump.cxx new file mode 100644 index 000000000..0bf20f2aa --- /dev/null +++ b/desktop/source/minidump/minidump.cxx @@ -0,0 +1,235 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + */ + +#include <desktop/minidump.hxx> +#include <sal/log.hxx> + +#include <map> +#include <fstream> +#include <sstream> +#include <string> + +#include <curl/curl.h> + +#ifdef _WIN32 +#include <memory> +#include <windows.h> +#endif + +const char kUserAgent[] = "Breakpad/1.0 (Linux)"; + +static std::map<std::string, std::string> readStrings(std::istream& file) +{ + std::map<std::string, std::string> parameters; + + // when file is not readable, the status eof would not be set + // better test of state is okay + while (file) + { + std::string line; + std::getline(file, line); + int sep = line.find('='); + if (sep >= 0) + { + std::string key = line.substr(0, sep); + std::string value = line.substr(sep + 1); + parameters[key] = value; + } + } + + return parameters; +} + +// Callback to get the response data from server. +static size_t WriteCallback(void const *ptr, size_t size, + size_t nmemb, void *userp) +{ + if (!userp) + return 0; + + std::string* response = static_cast<std::string *>(userp); + size_t real_size = size * nmemb; + response->append(static_cast<char const *>(ptr), real_size); + return real_size; +} + +static void getProperty(const std::string& key, std::string& value, + std::map<std::string, std::string>& parameters) +{ + auto itr = parameters.find(key); + if (itr != parameters.end()) + { + value = itr->second; + parameters.erase(itr); + } +} + +static std::string generate_json(const std::map<std::string, std::string>& parameters) +{ + std::ostringstream stream; + stream << "{\n"; + bool first = true; + for (auto itr = parameters.begin(), itrEnd = parameters.end(); itr != itrEnd; ++itr) + { + if (!first) + { + stream << ",\n"; + } + first = false; + stream << "\"" << itr->first << "\": \"" << itr->second << "\""; + } + stream << "\n}"; + + return stream.str(); +} + +static bool uploadContent(std::map<std::string, std::string>& parameters, std::string& response) +{ + CURL* curl = curl_easy_init(); + if (!curl) + return false; + + std::string proxy, proxy_user_pwd, ca_certificate_file, file, url, version; + + getProperty("Proxy", proxy, parameters); + getProperty("ProxyUserPW", proxy_user_pwd, parameters); + getProperty("CAFile", ca_certificate_file, parameters); + + getProperty("DumpFile", file, parameters); + getProperty("URL", url, parameters); + getProperty("Version", version, parameters); + if (url.empty()) + return false; + + if (file.empty()) + return false; + + if (version.empty()) + return false; + + curl_easy_setopt(curl, CURLOPT_URL, url.c_str()); + curl_easy_setopt(curl, CURLOPT_USERAGENT, kUserAgent); + curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, false); + // Set proxy information if necessary. + if (!proxy.empty()) + { + curl_easy_setopt(curl, CURLOPT_PROXY, proxy.c_str()); + + curl_easy_setopt(curl, CURLOPT_PROXYAUTH, CURLAUTH_ANYSAFE); + + if (!proxy_user_pwd.empty()) + curl_easy_setopt(curl, CURLOPT_PROXYUSERPWD, proxy_user_pwd.c_str()); + else + curl_easy_setopt(curl, CURLOPT_PROXYUSERPWD, ":"); + } + + if (!ca_certificate_file.empty()) + curl_easy_setopt(curl, CURLOPT_CAINFO, ca_certificate_file.c_str()); + + curl_mime* mime = curl_mime_init(curl); + std::string additional_data = generate_json(parameters); + curl_mimepart* part = curl_mime_addpart(mime); + curl_mime_name(part, "AdditionalData"); + curl_mime_data(part, additional_data.c_str(), CURL_ZERO_TERMINATED); + + part = curl_mime_addpart(mime); + curl_mime_name(part, "Version"); + curl_mime_data(part, version.c_str(), CURL_ZERO_TERMINATED); + + part = curl_mime_addpart(mime); + curl_mime_name(part, "upload_file_minidump"); + curl_mime_filedata(part, file.c_str()); + + curl_easy_setopt(curl, CURLOPT_MIMEPOST, mime); + + + // Disable 100-continue header. + char buf[] = "Expect:"; + curl_slist* headerlist = nullptr; + headerlist = curl_slist_append(headerlist, buf); + curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headerlist); + + curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback); + std::string response_body; + curl_easy_setopt(curl, CURLOPT_WRITEDATA, + static_cast<void *>(&response_body)); + + // Fail if 400+ is returned from the web server. + curl_easy_setopt(curl, CURLOPT_FAILONERROR, 1); + + CURLcode cc = curl_easy_perform(curl); + long response_code; + curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response_code); + SAL_WARN_IF(cc != CURLE_OK, "desktop", + "Failed to send http request to " << + url.c_str() << + ", error: " << + curl_easy_strerror(cc)); + + if (headerlist != nullptr) + { + curl_slist_free_all(headerlist); + } + + response = response_body; + + if( CURLE_OK != cc ) + return false; + + return true; +} + +namespace crashreport { + +bool readConfig(const std::string& iniPath, std::string * response) +{ +#if defined _WIN32 + std::wstring iniPathW; + const int nChars = MultiByteToWideChar(CP_UTF8, 0, iniPath.c_str(), -1, nullptr, 0); + auto buf = std::make_unique<wchar_t[]>(nChars); + if (MultiByteToWideChar(CP_UTF8, 0, iniPath.c_str(), -1, buf.get(), nChars) != 0) + iniPathW = buf.get(); + + std::ifstream file = iniPathW.empty() ? std::ifstream(iniPath) : std::ifstream(iniPathW); +#else + std::ifstream file(iniPath); +#endif + std::map<std::string, std::string> parameters = readStrings(file); + + // make sure that at least the mandatory parameters are in there + if (parameters.find("DumpFile") == parameters.end()) + { + if(response != nullptr) + *response = "ini file needs to contain a key DumpFile!"; + return false; + } + + if (parameters.find("Version") == parameters.end()) + { + if (response != nullptr) + *response = "ini file needs to contain a key Version!"; + return false; + } + + if (parameters.find("URL") == parameters.end()) + { + if (response != nullptr) + *response = "ini file needs to contain a key URL!"; + return false; + } + + if (response != nullptr) + return uploadContent(parameters, *response); + + return true; +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |