2017-02-22 23:49:55 +01:00
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/*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Additional permission under GNU GPL version 3 section 7
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*
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* If you modify this Program, or any covered work, by linking or combining
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* it with OpenSSL (or a modified version of that library), containing parts
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* covered by the terms of OpenSSL License and SSLeay License, the licensors
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* of this Program grant you additional permission to convey the resulting work.
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*
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*/
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2017-01-21 12:46:45 +01:00
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <string>
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#include "msgstruct.h"
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#include "httpd.h"
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#include "console.h"
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#include "executor.h"
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#include "jconf.h"
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2017-03-04 00:17:34 +01:00
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#include "webdesign.h"
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2017-01-21 12:46:45 +01:00
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#ifdef _WIN32
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#include "libmicrohttpd/microhttpd.h"
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#define strcasecmp _stricmp
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#else
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#include <microhttpd.h>
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#endif // _WIN32
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httpd* httpd::oInst = nullptr;
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httpd::httpd()
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{
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}
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int httpd::req_handler(void * cls,
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MHD_Connection* connection,
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const char* url,
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const char* method,
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const char* version,
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const char* upload_data,
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size_t* upload_data_size,
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void ** ptr)
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{
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struct MHD_Response * rsp;
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if (strcmp(method, "GET") != 0)
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return MHD_NO;
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*ptr = nullptr;
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std::string str;
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2017-03-04 00:17:34 +01:00
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if(strcasecmp(url, "/style.css") == 0)
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{
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const char* req_etag = MHD_lookup_connection_value(connection, MHD_HEADER_KIND, "If-None-Match");
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if(req_etag != NULL && strcmp(req_etag, sHtmlCssEtag) == 0)
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{ //Cache hit
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rsp = MHD_create_response_from_buffer(0, nullptr, MHD_RESPMEM_PERSISTENT);
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int ret = MHD_queue_response(connection, MHD_HTTP_NOT_MODIFIED, rsp);
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MHD_destroy_response(rsp);
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return ret;
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}
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rsp = MHD_create_response_from_buffer(sHtmlCssSize, (void*)sHtmlCssFile, MHD_RESPMEM_PERSISTENT);
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MHD_add_response_header(rsp, "ETag", sHtmlCssEtag);
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2017-03-15 14:34:56 +01:00
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MHD_add_response_header(rsp, "Content-Type", "text/css; charset=utf-8");
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2017-03-04 00:17:34 +01:00
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}
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else if(strcasecmp(url, "/h") == 0 || strcasecmp(url, "/hashrate") == 0)
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2017-01-21 12:46:45 +01:00
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{
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executor::inst()->get_http_report(EV_HTML_HASHRATE, str);
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rsp = MHD_create_response_from_buffer(str.size(), (void*)str.c_str(), MHD_RESPMEM_MUST_COPY);
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2017-03-15 14:34:56 +01:00
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MHD_add_response_header(rsp, "Content-Type", "text/html; charset=utf-8");
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2017-01-21 12:46:45 +01:00
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}
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else if(strcasecmp(url, "/c") == 0 || strcasecmp(url, "/connection") == 0)
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{
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executor::inst()->get_http_report(EV_HTML_CONNSTAT, str);
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rsp = MHD_create_response_from_buffer(str.size(), (void*)str.c_str(), MHD_RESPMEM_MUST_COPY);
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2017-03-15 14:34:56 +01:00
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MHD_add_response_header(rsp, "Content-Type", "text/html; charset=utf-8");
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2017-01-21 12:46:45 +01:00
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}
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else if(strcasecmp(url, "/r") == 0 || strcasecmp(url, "/results") == 0)
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{
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executor::inst()->get_http_report(EV_HTML_RESULTS, str);
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rsp = MHD_create_response_from_buffer(str.size(), (void*)str.c_str(), MHD_RESPMEM_MUST_COPY);
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2017-03-15 14:34:56 +01:00
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MHD_add_response_header(rsp, "Content-Type", "text/html; charset=utf-8");
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2017-01-21 12:46:45 +01:00
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}
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else
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{
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2017-03-14 22:22:04 +01:00
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//Do a 302 redirect to /h
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char loc_path[256];
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const char* host_val = MHD_lookup_connection_value(connection, MHD_HEADER_KIND, "Host");
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if(host_val != nullptr)
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snprintf(loc_path, sizeof(loc_path), "http://%s/h", host_val);
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else
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snprintf(loc_path, sizeof(loc_path), "/h");
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rsp = MHD_create_response_from_buffer(0, nullptr, MHD_RESPMEM_PERSISTENT);
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int ret = MHD_queue_response(connection, MHD_HTTP_TEMPORARY_REDIRECT, rsp);
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MHD_add_response_header(rsp, "Location", loc_path);
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MHD_destroy_response(rsp);
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return ret;
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2017-01-21 12:46:45 +01:00
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}
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int ret = MHD_queue_response(connection, MHD_HTTP_OK, rsp);
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MHD_destroy_response(rsp);
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return ret;
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}
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bool httpd::start_daemon()
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{
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d = MHD_start_daemon(MHD_USE_THREAD_PER_CONNECTION,
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jconf::inst()->GetHttpdPort(), NULL, NULL,
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&httpd::req_handler,
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NULL, MHD_OPTION_END);
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if(d == nullptr)
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{
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printer::inst()->print_str("HTTP Daemon failed to start.");
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return false;
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}
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return true;
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}
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