2 * Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the License);
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an AS IS BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
28 #include <sys/types.h>
31 #include <linux/limits.h>
34 #include <app_common.h>
39 #include "dotnet_launcher.h"
40 #include "plugin_manager.h"
41 #include "path_manager.h"
42 #include "log_manager.h"
44 #define PLUGIN_PATH "/usr/share/dotnet.tizen/lib/libdotnet_plugin.so"
45 #define ENV_FILE_PATH "/usr/share/dotnet.tizen/lib/coreclr_env.list"
49 namespace dotnetcore {
51 #if defined (__aarch64__)
52 #define ARCHITECTURE_IDENTIFIER "arm64"
53 const static std::vector<std::string> RID_FALLBACK_GRAPH =
54 {"linux-arm64", "linux", "unix-arm64", "unix", "any", "base"};
56 #elif defined (__arm__)
57 #define ARCHITECTURE_IDENTIFIER "arm"
58 const static std::vector<std::string> RID_FALLBACK_GRAPH =
59 {"tizen.4.0.0-armel", "tizen.4.0.0", "tizen-armel", "tizen", "linux-armel", "linux", "unix-armel", "unix", "any", "base"};
61 #elif defined (__x86_64__)
62 #define ARCHITECTURE_IDENTIFIER "x64"
63 const static std::vector<std::string> RID_FALLBACK_GRAPH =
64 {"linux-x64", "linux", "unix-x64", "unix", "any", "base"};
66 #elif defined (__i386__)
67 #define ARCHITECTURE_IDENTIFIER "x86"
68 const static std::vector<std::string> RID_FALLBACK_GRAPH =
69 {"linux-x86", "linux", "unix-x86", "unix", "any", "base"};
72 #error "Unknown target"
75 static std::string getExtraNativeLibDirs(const std::string& appRoot)
77 std::string candidate;
78 for (unsigned int i = 0; i < RID_FALLBACK_GRAPH.size(); i++) {
79 if(!candidate.empty()) {
82 candidate += concatPath(appRoot, "bin/runtimes/" + RID_FALLBACK_GRAPH[i] + "/native");
85 candidate = candidate + ":" + concatPath(appRoot, "lib/" ARCHITECTURE_IDENTIFIER);
86 if (!strncmp(ARCHITECTURE_IDENTIFIER, "arm64", 5)) {
87 candidate = candidate + ":" + concatPath(appRoot, "lib/aarch64");
94 static std::vector<std::string> __envList;
96 static void setEnvFromFile()
99 std::ifstream inFile(ENV_FILE_PATH);
104 _INFO("coreclr_env.list is found");
107 std::istringstream ss(envList);
110 while (std::getline(ss, token, ':')) {
111 if (!token.empty()) {
112 __envList.push_back(token);
116 for (unsigned int i = 0; i < __envList.size(); i++) {
117 putenv(const_cast<char *>(__envList[i].c_str()));
120 _INFO("coreclr_env.list file is not found. skip");
124 struct sigaction sig_abrt_new;
125 struct sigaction sig_abrt_old;
127 static bool checkOnSigabrt = false;
128 static void onSigabrt(int signum)
130 fprintf(stderr, "onSigabrt is called!!!\n");
132 if (checkOnSigabrt) {
133 fprintf(stderr, "SIGABRT is already handled. Go to exit\n");
137 if (hasException()) {
138 fprintf(stderr, "Unhandled exception is occured. Ignore coredump creation and terminate normally\n");
141 fprintf(stderr, "SIGABRT from native. raise(%d)\n", signum);
142 checkOnSigabrt = true;
143 if (sigaction(SIGABRT, &sig_abrt_old, NULL) == 0) {
144 if (raise(signum) < 0) {
145 fprintf(stderr, "Fail to raise SIGABRT\n");
148 fprintf(stderr, "Fail to set original SIGABRT handler\n");
153 static void registerSigHandler()
155 sig_abrt_new.sa_handler = onSigabrt;
156 if (sigemptyset(&sig_abrt_new.sa_mask) == 0) {
157 _ERR("Fail to initialize signal set");
160 if (sigaction(SIGABRT, &sig_abrt_new, &sig_abrt_old) < 0) {
161 _ERR("Fail to add sig handler");
165 static bool storage_cb(int id, storage_type_e type, storage_state_e state, const char *path, void *user_data)
167 int* tmp = (int*)user_data;
168 if (type == STORAGE_TYPE_INTERNAL)
177 static void initEnvForSpecialFolder()
183 error = storage_foreach_device_supported(storage_cb, &storageId);
184 if (error != STORAGE_ERROR_NONE) {
188 error = storage_get_directory(storageId, STORAGE_DIRECTORY_IMAGES, &path);
189 if (error == STORAGE_ERROR_NONE && path != NULL) {
190 setenv("XDG_PICTURES_DIR", const_cast<char *>(path), 1);
195 error = storage_get_directory(storageId, STORAGE_DIRECTORY_MUSIC, &path);
196 if (error == STORAGE_ERROR_NONE && path != NULL) {
197 setenv("XDG_MUSIC_DIR", const_cast<char *>(path), 1);
202 error = storage_get_directory(storageId, STORAGE_DIRECTORY_VIDEOS, &path);
203 if (error == STORAGE_ERROR_NONE && path != NULL) {
204 setenv("XDG_VIDEOS_DIR", const_cast<char *>(path), 1);
210 CoreRuntime::CoreRuntime(const char* mode) :
211 initializeClr(nullptr),
212 executeAssembly(nullptr),
214 createDelegate(nullptr),
215 setEnvironmentVariable(nullptr),
216 multiByteToWideChar(nullptr),
217 __coreclrLib(nullptr),
218 __hostHandle(nullptr),
223 _INFO("Constructor called!!");
225 // plugin initialize should be called before start loader mainloop.
226 // In case of VD plugins, attaching secure zone is done in the plugin_initialize().
227 // When attaching to a secure zone, if there is a created thread, it will failed.
228 // So, plugin initialize should be called before mainloop start.
229 if (initializePluginManager(mode) < 0) {
230 _ERR("Failed to initialize PluginManager");
233 if (pluginHasLogControl()) {
234 __enableLogManager = false;
236 __enableLogManager = true;
240 CoreRuntime::~CoreRuntime()
245 int CoreRuntime::initialize(bool standalone)
248 #define __STR(x) __XSTR(x)
250 #ifdef NATIVE_LIB_DIR
251 __nativeLibDirectory = __STR(NATIVE_LIB_DIR);
258 // libunwind library is used to unwind stack frame, but libunwind for ARM
259 // does not support ARM vfpv3/NEON registers in DWARF format correctly.
260 // Therefore let's disable stack unwinding using DWARF information
261 // See https://github.com/dotnet/coreclr/issues/6698
263 // libunwind use following methods to unwind stack frame.
264 // UNW_ARM_METHOD_ALL 0xFF
265 // UNW_ARM_METHOD_DWARF 0x01
266 // UNW_ARM_METHOD_FRAME 0x02
267 // UNW_ARM_METHOD_EXIDX 0x04
268 putenv(const_cast<char *>("UNW_ARM_UNWIND_METHOD=6"));
271 // read string from external file and set them to environment value.
274 // Set environment for System.Environment.SpecialFolder
275 initEnvForSpecialFolder();
277 if (initializePathManager(std::string(), std::string(), std::string()) < 0) {
278 _ERR("Failed to initialize PathManager");
282 if (__enableLogManager) {
283 if (initializeLogManager() < 0) {
284 _ERR("Failed to initnialize LogManager");
288 if (redirectFD() < 0) {
289 _ERR("Failed to redirect FD");
293 if (runLoggingThread() < 0) {
294 _ERR("Failed to create and run logging thread to redicrect log");
299 std::string libCoreclr(concatPath(getRuntimeDir(), "libcoreclr.so"));
301 __coreclrLib = dlopen(libCoreclr.c_str(), RTLD_NOW | RTLD_LOCAL);
302 if (__coreclrLib == nullptr) {
303 char *err = dlerror();
304 _ERR("dlopen failed to open libcoreclr.so with error %s", err);
308 #define CORELIB_RETURN_IF_NOSYM(type, variable, name) \
310 variable = (type)dlsym(__coreclrLib, name); \
311 if (variable == nullptr) { \
312 _ERR(name " is not found in the libcoreclr.so"); \
317 CORELIB_RETURN_IF_NOSYM(coreclr_initialize_ptr, initializeClr, "coreclr_initialize");
318 CORELIB_RETURN_IF_NOSYM(coreclr_execute_assembly_ptr, executeAssembly, "coreclr_execute_assembly");
319 CORELIB_RETURN_IF_NOSYM(coreclr_shutdown_ptr, shutdown, "coreclr_shutdown");
320 CORELIB_RETURN_IF_NOSYM(coreclr_create_delegate_ptr, createDelegate, "coreclr_create_delegate");
321 CORELIB_RETURN_IF_NOSYM(set_environment_variable_ptr, setEnvironmentVariable, "SetEnvironmentVariableW");
322 CORELIB_RETURN_IF_NOSYM(multi_byte_to_wide_char_ptr, multiByteToWideChar, "MultiByteToWideChar");
324 #undef CORELIB_RETURN_IF_NOSYM
326 _INFO("libcoreclr dlopen and dlsym success");
331 fd = open("/proc/self", O_DIRECTORY);
332 std::string appRoot = std::string("/proc/self/fd/") + std::to_string(fd);
333 std::string appBin = concatPath(appRoot, "bin");
334 std::string appLib = concatPath(appRoot, "lib");
335 std::string probePath = appBin + ":" + appLib;
336 std::string tpa = getTPA();
337 std::string nativeLibPath = getExtraNativeLibDirs(appRoot) + ":" + appBin + ":" + appLib + ":" + __nativeLibDirectory;
338 std::string appName = std::string("dotnet-launcher-") + std::to_string(getpid());
340 if (!initializeCoreClr(appName.c_str(), probePath.c_str(), nativeLibPath.c_str(), tpa.c_str())) {
341 _ERR("Failed to initialize coreclr");
345 __initialized = true;
347 _INFO("CoreRuntime initialize success");
352 bool CoreRuntime::initializeCoreClr(const char* appId,
353 const char* assemblyProbePaths,
354 const char* pinvokeProbePaths,
357 const char *propertyKeys[] = {
358 "TRUSTED_PLATFORM_ASSEMBLIES",
361 "NATIVE_DLL_SEARCH_DIRECTORIES",
362 "AppDomainCompatSwitch"
365 const char *propertyValues[] = {
370 "UseLatestBehaviorWhenTFMNotSpecified"
373 std::string selfPath = readSelfPath();
375 int st = initializeClr(selfPath.c_str(),
377 sizeof(propertyKeys) / sizeof(propertyKeys[0]),
384 _ERR("initialize core clr fail! (0x%08x)", st);
388 pluginSetCoreclrInfo(__hostHandle, __domainId, createDelegate);
390 _INFO("Initialize core clr success");
394 void CoreRuntime::dispose()
396 if (__hostHandle != nullptr) {
397 int st = shutdown(__hostHandle, __domainId);
399 _ERR("shutdown core clr fail! (0x%08x)", st);
400 __hostHandle = nullptr;
403 if (__coreclrLib != nullptr) {
404 if (dlclose(__coreclrLib) != 0) {
405 _ERR("libcoreclr.so close failed");
408 __coreclrLib = nullptr;
411 finalizePluginManager();
412 finalizePathManager();
416 _INFO("Dotnet runtime disposed");
419 int CoreRuntime::launch(const char* appId, const char* root, const char* path, int argc, char* argv[])
421 if (!__initialized) {
422 _ERR("Runtime is not initialized");
426 if (path == nullptr) {
427 _ERR("executable path is null");
431 if (!isFileExist(path)) {
432 _ERR("File not exist : %s", path);
436 if (__enableLogManager) {
437 // launchpad override stdout and stderr to journalctl before launch application.
438 // we have to re-override that to input pipe for logging thread.
439 if (redirectFD() < 0) {
440 _ERR("Failed to redirect FD");
444 registerSigHandler();
447 pluginSetAppInfo(appId, path);
449 int fd2 = open(root, O_DIRECTORY);
450 dup3(fd2, fd, O_CLOEXEC);
454 // set application data path to coreclr environment.
455 // application data path can be changed by owner. So, we have to set data path just before launching.
456 char* localDataPath = app_get_data_path();
457 if (localDataPath != nullptr) {
458 char16_t envval[PATH_MAX] = {0};
459 int copied = multiByteToWideChar(0 /* CP_ACP */, 0, localDataPath, -1, envval, PATH_MAX);
460 if (copied >= PATH_MAX) {
461 _ERR("Data Path is bigger than PATH_MAX");
464 if (!setEnvironmentVariable(u"XDG_DATA_HOME", envval)) {
465 _ERR("Failed to set XDG_DATA_HOME");
469 pluginBeforeExecute();
471 _INFO("execute assembly : %s", path);
473 unsigned int ret = 0;
474 int st = executeAssembly(__hostHandle, __domainId, argc, (const char**)argv, path, &ret);
476 _ERR("Failed to Execute Assembly %s (0x%08x)", path, st);
480 } // namespace dotnetcore
481 } // namespace runtime