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>
36 #include "injection.h"
40 #include "dotnet_launcher.h"
41 #include "plugin_manager.h"
42 #include "path_manager.h"
43 #include "log_manager.h"
45 #define PLUGIN_PATH "/usr/share/dotnet.tizen/lib/libdotnet_plugin.so"
46 #define ENV_FILE_PATH "/usr/share/dotnet.tizen/lib/coreclr_env.list"
50 namespace dotnetcore {
52 #if defined (__aarch64__)
53 #define ARCHITECTURE_IDENTIFIER "arm64"
54 const static std::vector<std::string> RID_FALLBACK_GRAPH =
55 {"linux-arm64", "linux", "unix-arm64", "unix", "any", "base"};
57 #elif defined (__arm__)
58 #define ARCHITECTURE_IDENTIFIER "arm"
59 const static std::vector<std::string> RID_FALLBACK_GRAPH =
60 {"tizen.5.0.0-armel", "tizen.5.0.0", "tizen.4.0.0-armel", "tizen.4.0.0", "tizen-armel", "tizen", "linux-armel", "linux", "unix-armel", "unix", "any", "base"};
62 #elif defined (__x86_64__)
63 #define ARCHITECTURE_IDENTIFIER "x64"
64 const static std::vector<std::string> RID_FALLBACK_GRAPH =
65 {"linux-x64", "linux", "unix-x64", "unix", "any", "base"};
67 #elif defined (__i386__)
68 #define ARCHITECTURE_IDENTIFIER "x86"
69 const static std::vector<std::string> RID_FALLBACK_GRAPH =
70 {"tizen.5.0.0-x86", "tizen.5.0.0", "tizen.4.0.0-x86", "tizen.4.0.0", "tizen-x86", "tizen", "linux-x86", "linux", "unix-x86", "unix", "any", "base"};
73 #error "Unknown target"
76 static std::string getExtraNativeLibDirs(const std::string& appRoot)
78 std::string candidate;
79 for (unsigned int i = 0; i < RID_FALLBACK_GRAPH.size(); i++) {
80 if(!candidate.empty()) {
83 candidate += concatPath(appRoot, "bin/runtimes/" + RID_FALLBACK_GRAPH[i] + "/native");
86 candidate = candidate + ":" + concatPath(appRoot, "lib/" ARCHITECTURE_IDENTIFIER);
87 if (!strncmp(ARCHITECTURE_IDENTIFIER, "arm64", 5)) {
88 candidate = candidate + ":" + concatPath(appRoot, "lib/aarch64");
95 static std::vector<std::string> __envList;
97 static void setEnvFromFile()
100 std::ifstream inFile(ENV_FILE_PATH);
105 _INFO("coreclr_env.list is found");
108 std::istringstream ss(envList);
111 while (std::getline(ss, token, ':')) {
112 if (!token.empty()) {
113 __envList.push_back(token);
117 for (unsigned int i = 0; i < __envList.size(); i++) {
118 putenv(const_cast<char *>(__envList[i].c_str()));
121 _INFO("coreclr_env.list file is not found. skip");
125 #define _unused(x) ((void)(x))
127 struct sigaction sig_abrt_new;
128 struct sigaction sig_abrt_old;
130 static bool checkOnSigabrt = false;
131 static bool checkOnTerminate = false;
133 static void onSigabrt(int signum)
135 // use unused variable to avoid build warning
136 ssize_t ret = write(STDERR_FILENO, "onSigabrt called\n", 17);
138 if (checkOnTerminate) {
139 ret = write(STDERR_FILENO, "onSigabrt called while terminate. go to exit\n", 45);
144 if (checkOnSigabrt) {
145 ret = write(STDERR_FILENO, "onSigabrt called again. go to exit\n", 35);
150 if (hasException()) {
151 ret = write(STDERR_FILENO, "******************************************************\n", 55);
152 ret = write(STDERR_FILENO, "Unhandled exception is occured. check application code\n", 55);
153 ret = write(STDERR_FILENO, "******************************************************\n", 55);
156 checkOnSigabrt = true;
157 if (sigaction(SIGABRT, &sig_abrt_old, NULL) == 0) {
158 if (raise(signum) < 0) {
159 ret = write(STDERR_FILENO, "Fail to raise SIGABRT\n", 22);
162 ret = write(STDERR_FILENO, "Fail to set original SIGABRT handler\n", 37);
167 static void registerSigHandler()
169 sig_abrt_new.sa_handler = onSigabrt;
170 if (sigemptyset(&sig_abrt_new.sa_mask) != 0) {
171 _ERR("Fail to sigemptyset");
174 if (sigaction(SIGABRT, &sig_abrt_new, &sig_abrt_old) < 0) {
175 _ERR("Fail to add sig handler");
179 static bool storage_cb(int id, storage_type_e type, storage_state_e state, const char *path, void *user_data)
181 int* tmp = (int*)user_data;
182 if (type == STORAGE_TYPE_INTERNAL)
191 static void initEnvForSpecialFolder()
197 error = storage_foreach_device_supported(storage_cb, &storageId);
198 if (error != STORAGE_ERROR_NONE) {
202 error = storage_get_directory(storageId, STORAGE_DIRECTORY_IMAGES, &path);
203 if (error == STORAGE_ERROR_NONE && path != NULL) {
204 setenv("XDG_PICTURES_DIR", const_cast<char *>(path), 1);
209 error = storage_get_directory(storageId, STORAGE_DIRECTORY_MUSIC, &path);
210 if (error == STORAGE_ERROR_NONE && path != NULL) {
211 setenv("XDG_MUSIC_DIR", const_cast<char *>(path), 1);
216 error = storage_get_directory(storageId, STORAGE_DIRECTORY_VIDEOS, &path);
217 if (error == STORAGE_ERROR_NONE && path != NULL) {
218 setenv("XDG_VIDEOS_DIR", const_cast<char *>(path), 1);
224 CoreRuntime::CoreRuntime(const char* mode) :
225 initializeClr(nullptr),
226 executeAssembly(nullptr),
228 createDelegate(nullptr),
229 setEnvironmentVariable(nullptr),
230 multiByteToWideChar(nullptr),
231 __coreclrLib(nullptr),
232 __hostHandle(nullptr),
237 _INFO("Constructor called!!");
239 // plugin initialize should be called before start loader mainloop.
240 // In case of VD plugins, attaching secure zone is done in the plugin_initialize().
241 // When attaching to a secure zone, if there is a created thread, it will failed.
242 // So, plugin initialize should be called before mainloop start.
243 if (initializePluginManager(mode) < 0) {
244 _ERR("Failed to initialize PluginManager");
247 if (pluginHasLogControl()) {
248 __enableLogManager = false;
250 __enableLogManager = true;
254 CoreRuntime::~CoreRuntime()
259 int CoreRuntime::initialize(bool standalone)
261 // checkInjection checks dotnet-launcher run mode,
262 // if it contains DOTNET_LAUNCHER_INJECT variable, it injects library.
263 // At the moment, this mechanism is used only when the Memory Profiler is started.
264 int res = checkInjection();
266 _ERR("Failed to initnialize Memory Profiler");
270 #define __STR(x) __XSTR(x)
272 #ifdef NATIVE_LIB_DIR
273 __nativeLibDirectory = __STR(NATIVE_LIB_DIR);
280 // libunwind library is used to unwind stack frame, but libunwind for ARM
281 // does not support ARM vfpv3/NEON registers in DWARF format correctly.
282 // Therefore let's disable stack unwinding using DWARF information
283 // See https://github.com/dotnet/coreclr/issues/6698
285 // libunwind use following methods to unwind stack frame.
286 // UNW_ARM_METHOD_ALL 0xFF
287 // UNW_ARM_METHOD_DWARF 0x01
288 // UNW_ARM_METHOD_FRAME 0x02
289 // UNW_ARM_METHOD_EXIDX 0x04
290 putenv(const_cast<char *>("UNW_ARM_UNWIND_METHOD=6"));
293 // Disable debug pipes and semaphores creation in case of non-standlone mode
295 putenv(const_cast<char *>("COMPlus_EnableDiagnostics=0"));
297 // Write Debug.WriteLine to stderr
298 putenv(const_cast<char *>("COMPlus_DebugWriteToStdErr=1"));
300 // read string from external file and set them to environment value.
303 // Set environment for System.Environment.SpecialFolder
304 initEnvForSpecialFolder();
306 if (initializePathManager(std::string(), std::string(), std::string()) < 0) {
307 _ERR("Failed to initialize PathManager");
311 if (__enableLogManager) {
312 if (initializeLogManager() < 0) {
313 _ERR("Failed to initnialize LogManager");
317 if (redirectFD() < 0) {
318 _ERR("Failed to redirect FD");
322 if (runLoggingThread() < 0) {
323 _ERR("Failed to create and run logging thread to redicrect log");
328 std::string libCoreclr(concatPath(getRuntimeDir(), "libcoreclr.so"));
330 __coreclrLib = dlopen(libCoreclr.c_str(), RTLD_NOW | RTLD_LOCAL);
331 if (__coreclrLib == nullptr) {
332 char *err = dlerror();
333 _ERR("dlopen failed to open libcoreclr.so with error %s", err);
337 #define CORELIB_RETURN_IF_NOSYM(type, variable, name) \
339 variable = (type)dlsym(__coreclrLib, name); \
340 if (variable == nullptr) { \
341 _ERR(name " is not found in the libcoreclr.so"); \
346 CORELIB_RETURN_IF_NOSYM(coreclr_initialize_ptr, initializeClr, "coreclr_initialize");
347 CORELIB_RETURN_IF_NOSYM(coreclr_execute_assembly_ptr, executeAssembly, "coreclr_execute_assembly");
348 CORELIB_RETURN_IF_NOSYM(coreclr_shutdown_ptr, shutdown, "coreclr_shutdown");
349 CORELIB_RETURN_IF_NOSYM(coreclr_create_delegate_ptr, createDelegate, "coreclr_create_delegate");
350 CORELIB_RETURN_IF_NOSYM(set_environment_variable_ptr, setEnvironmentVariable, "SetEnvironmentVariableW");
351 CORELIB_RETURN_IF_NOSYM(multi_byte_to_wide_char_ptr, multiByteToWideChar, "MultiByteToWideChar");
353 #undef CORELIB_RETURN_IF_NOSYM
355 _INFO("libcoreclr dlopen and dlsym success");
360 fd = open("/proc/self", O_DIRECTORY);
361 std::string appRoot = std::string("/proc/self/fd/") + std::to_string(fd);
362 std::string appBin = concatPath(appRoot, "bin");
363 std::string appLib = concatPath(appRoot, "lib");
364 std::string probePath = appBin + ":" + appLib;
365 std::string tpa = getTPA();
366 std::string nativeLibPath = getExtraNativeLibDirs(appRoot) + ":" + appBin + ":" + appLib + ":" + __nativeLibDirectory;
367 std::string appName = std::string("dotnet-launcher-") + std::to_string(getpid());
369 if (!initializeCoreClr(appName.c_str(), probePath.c_str(), nativeLibPath.c_str(), tpa.c_str())) {
370 _ERR("Failed to initialize coreclr");
374 __initialized = true;
376 _INFO("CoreRuntime initialize success");
381 bool CoreRuntime::initializeCoreClr(const char* appId,
382 const char* assemblyProbePaths,
383 const char* pinvokeProbePaths,
386 const char *propertyKeys[] = {
387 "TRUSTED_PLATFORM_ASSEMBLIES",
390 "NATIVE_DLL_SEARCH_DIRECTORIES",
391 "AppDomainCompatSwitch"
394 const char *propertyValues[] = {
399 "UseLatestBehaviorWhenTFMNotSpecified"
402 std::string selfPath = readSelfPath();
404 int st = initializeClr(selfPath.c_str(),
406 sizeof(propertyKeys) / sizeof(propertyKeys[0]),
413 _ERR("initialize core clr fail! (0x%08x)", st);
417 pluginSetCoreclrInfo(__hostHandle, __domainId, createDelegate);
419 _INFO("Initialize core clr success");
423 void CoreRuntime::dispose()
425 // call plugin finalize function to notify finalize to plugin
426 // dlclose shoud be done after coreclr shutdown to avoid breaking signal chain
429 // ignore the signal generated by an exception that occurred during shutdown
430 checkOnTerminate = true;
432 if (__hostHandle != nullptr) {
433 int st = shutdown(__hostHandle, __domainId);
435 _ERR("shutdown core clr fail! (0x%08x)", st);
436 __hostHandle = nullptr;
439 if (__coreclrLib != nullptr) {
440 if (dlclose(__coreclrLib) != 0) {
441 _ERR("libcoreclr.so close failed");
444 __coreclrLib = nullptr;
447 finalizePluginManager();
448 finalizePathManager();
452 _INFO("Dotnet runtime disposed");
455 int CoreRuntime::launch(const char* appId, const char* root, const char* path, int argc, char* argv[])
457 if (!__initialized) {
458 _ERR("Runtime is not initialized");
462 if (path == nullptr) {
463 _ERR("executable path is null");
467 if (!isFileExist(path)) {
468 _ERR("File not exist : %s", path);
472 if (__enableLogManager) {
473 // launchpad override stdout and stderr to journalctl before launch application.
474 // we have to re-override that to input pipe for logging thread.
475 if (redirectFD() < 0) {
476 _ERR("Failed to redirect FD");
480 registerSigHandler();
483 pluginSetAppInfo(appId, path);
485 int fd2 = open(root, O_DIRECTORY);
486 dup3(fd2, fd, O_CLOEXEC);
490 // set application data path to coreclr environment.
491 // application data path can be changed by owner. So, we have to set data path just before launching.
492 char* localDataPath = app_get_data_path();
493 if (localDataPath != nullptr) {
494 char16_t envval[PATH_MAX] = {0};
495 int copied = multiByteToWideChar(0 /* CP_ACP */, 0, localDataPath, -1, envval, PATH_MAX);
496 if (copied >= PATH_MAX) {
497 _ERR("Data Path is bigger than PATH_MAX");
500 if (!setEnvironmentVariable(u"XDG_DATA_HOME", envval)) {
501 _ERR("Failed to set XDG_DATA_HOME");
508 pluginBeforeExecute();
510 _INFO("execute assembly : %s", path);
512 unsigned int ret = 0;
513 int st = executeAssembly(__hostHandle, __domainId, argc, (const char**)argv, path, &ret);
515 _ERR("Failed to Execute Assembly %s (0x%08x)", path, st);
519 } // namespace dotnetcore
520 } // namespace runtime