de0802a352
This prevents a race where the signal handler free's structs that modules use while initializing.
133 lines
3.1 KiB
C
133 lines
3.1 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* FreeRDP Proxy Server
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*
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* Copyright 2019 Mati Shabtay <matishabtay@gmail.com>
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* Copyright 2019 Kobi Mizrachi <kmizrachi18@gmail.com>
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* Copyright 2019 Idan Freiberg <speidy@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "pf_server.h"
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#include "pf_config.h"
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#include "pf_log.h"
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#include "pf_modules.h"
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#include <freerdp/version.h>
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#include <freerdp/build-config.h>
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#include <winpr/collections.h>
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#include <stdlib.h>
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#include <signal.h>
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#define TAG PROXY_TAG("server")
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static proxyServer* server = NULL;
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static void cleanup_handler(int signum)
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{
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printf("\n");
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WLog_INFO(TAG, "[%s]: caught signal %d, starting cleanup...", __FUNCTION__, signum);
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WLog_INFO(TAG, "stopping all connections.");
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pf_server_stop(server);
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WLog_INFO(TAG, "freeing loaded modules and plugins.");
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pf_modules_free();
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pf_server_config_free(server->config);
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pf_server_free(server);
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WLog_INFO(TAG, "exiting.");
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exit(0);
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}
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static void pf_server_register_signal_handlers(void)
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{
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signal(SIGINT, cleanup_handler);
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signal(SIGTERM, cleanup_handler);
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#ifndef _WIN32
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signal(SIGQUIT, cleanup_handler);
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signal(SIGKILL, cleanup_handler);
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#endif
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}
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static BOOL is_all_required_modules_loaded(proxyConfig* config)
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{
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size_t i;
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for (i = 0; i < config->RequiredPluginsCount; i++)
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{
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const char* plugin_name = config->RequiredPlugins[i];
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if (!pf_modules_is_plugin_loaded(plugin_name))
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{
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WLog_ERR(TAG, "Required plugin '%s' is not loaded. stopping.", plugin_name);
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return FALSE;
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}
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}
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return TRUE;
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}
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int main(int argc, char* argv[])
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{
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proxyConfig* config = NULL;
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char* config_path = "config.ini";
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int status = -1;
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WLog_INFO(TAG, "freerdp-proxy version info:");
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WLog_INFO(TAG, "\tFreeRDP version: %s", FREERDP_VERSION_FULL);
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WLog_INFO(TAG, "\tGit commit: %s", GIT_REVISION);
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WLog_DBG(TAG, "\tBuild config: %s", freerdp_get_build_config());
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if (argc >= 2)
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config_path = argv[1];
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config = pf_server_config_load(config_path);
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if (!config)
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goto fail;
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pf_server_config_print(config);
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if (!pf_modules_init(FREERDP_PROXY_PLUGINDIR, (const char**)config->Modules,
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config->ModulesCount))
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{
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WLog_ERR(TAG, "failed to initialize proxy modules!");
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goto fail;
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}
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pf_modules_list_loaded_plugins();
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if (!is_all_required_modules_loaded(config))
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goto fail;
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pf_server_register_signal_handlers();
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server = pf_server_new(config);
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if (!server)
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goto fail;
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if (!pf_server_start(server))
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goto fail;
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if (WaitForSingleObject(server->thread, INFINITE) != WAIT_OBJECT_0)
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goto fail;
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status = 0;
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fail:
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pf_server_free(server);
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pf_modules_free();
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pf_server_config_free(config);
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return status;
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}
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