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 // ignore return value of write().
131 // this function is called when process go to die
132 // there is no need to handle return value for logging.
133 write(2, "onSigabrt called\n", 17);
135 if (checkOnSigabrt) {
136 write(2, "onSigabrt called again. go to exit\n", 35);
140 if (hasException()) {
141 write(2, "******************************************************\n", 55);
142 write(2, "Unhandled exception is occured. check application code\n", 55);
143 write(2, "******************************************************\n", 55);
146 checkOnSigabrt = true;
147 if (sigaction(SIGABRT, &sig_abrt_old, NULL) == 0) {
148 if (raise(signum) < 0) {
149 write(2, "Fail to raise SIGABRT\n", 22);
152 write(2, "SIGABRT from native. raise SIGABRT\n", 35);
153 checkOnSigabrt = true;
154 if (sigaction(SIGABRT, &sig_abrt_old, NULL) == 0) {
155 if (raise(signum) < 0) {
156 write(2, "Fail to raise SIGABRT\n", 22);
159 write(2, "Fail to set original SIGABRT handler\n", 37);
164 static void registerSigHandler()
166 sig_abrt_new.sa_handler = onSigabrt;
167 if (sigemptyset(&sig_abrt_new.sa_mask) != 0) {
168 _ERR("Fail to sigemptyset");
171 if (sigaction(SIGABRT, &sig_abrt_new, &sig_abrt_old) < 0) {
172 _ERR("Fail to add sig handler");
176 static bool storage_cb(int id, storage_type_e type, storage_state_e state, const char *path, void *user_data)
178 int* tmp = (int*)user_data;
179 if (type == STORAGE_TYPE_INTERNAL)
188 static void initEnvForSpecialFolder()
194 error = storage_foreach_device_supported(storage_cb, &storageId);
195 if (error != STORAGE_ERROR_NONE) {
199 error = storage_get_directory(storageId, STORAGE_DIRECTORY_IMAGES, &path);
200 if (error == STORAGE_ERROR_NONE && path != NULL) {
201 setenv("XDG_PICTURES_DIR", const_cast<char *>(path), 1);
206 error = storage_get_directory(storageId, STORAGE_DIRECTORY_MUSIC, &path);
207 if (error == STORAGE_ERROR_NONE && path != NULL) {
208 setenv("XDG_MUSIC_DIR", const_cast<char *>(path), 1);
213 error = storage_get_directory(storageId, STORAGE_DIRECTORY_VIDEOS, &path);
214 if (error == STORAGE_ERROR_NONE && path != NULL) {
215 setenv("XDG_VIDEOS_DIR", const_cast<char *>(path), 1);
221 CoreRuntime::CoreRuntime(const char* mode) :
222 initializeClr(nullptr),
223 executeAssembly(nullptr),
225 createDelegate(nullptr),
226 setEnvironmentVariable(nullptr),
227 multiByteToWideChar(nullptr),
228 __coreclrLib(nullptr),
229 __hostHandle(nullptr),
234 _INFO("Constructor called!!");
236 // plugin initialize should be called before start loader mainloop.
237 // In case of VD plugins, attaching secure zone is done in the plugin_initialize().
238 // When attaching to a secure zone, if there is a created thread, it will failed.
239 // So, plugin initialize should be called before mainloop start.
240 if (initializePluginManager(mode) < 0) {
241 _ERR("Failed to initialize PluginManager");
244 if (pluginHasLogControl()) {
245 __enableLogManager = false;
247 __enableLogManager = true;
251 CoreRuntime::~CoreRuntime()
256 int CoreRuntime::initialize(bool standalone)
259 #define __STR(x) __XSTR(x)
261 #ifdef NATIVE_LIB_DIR
262 __nativeLibDirectory = __STR(NATIVE_LIB_DIR);
269 // libunwind library is used to unwind stack frame, but libunwind for ARM
270 // does not support ARM vfpv3/NEON registers in DWARF format correctly.
271 // Therefore let's disable stack unwinding using DWARF information
272 // See https://github.com/dotnet/coreclr/issues/6698
274 // libunwind use following methods to unwind stack frame.
275 // UNW_ARM_METHOD_ALL 0xFF
276 // UNW_ARM_METHOD_DWARF 0x01
277 // UNW_ARM_METHOD_FRAME 0x02
278 // UNW_ARM_METHOD_EXIDX 0x04
279 putenv(const_cast<char *>("UNW_ARM_UNWIND_METHOD=6"));
282 // read string from external file and set them to environment value.
285 // Set environment for System.Environment.SpecialFolder
286 initEnvForSpecialFolder();
288 if (initializePathManager(std::string(), std::string(), std::string()) < 0) {
289 _ERR("Failed to initialize PathManager");
293 if (__enableLogManager) {
294 if (initializeLogManager() < 0) {
295 _ERR("Failed to initnialize LogManager");
299 if (redirectFD() < 0) {
300 _ERR("Failed to redirect FD");
304 if (runLoggingThread() < 0) {
305 _ERR("Failed to create and run logging thread to redicrect log");
310 std::string libCoreclr(concatPath(getRuntimeDir(), "libcoreclr.so"));
312 __coreclrLib = dlopen(libCoreclr.c_str(), RTLD_NOW | RTLD_LOCAL);
313 if (__coreclrLib == nullptr) {
314 char *err = dlerror();
315 _ERR("dlopen failed to open libcoreclr.so with error %s", err);
319 #define CORELIB_RETURN_IF_NOSYM(type, variable, name) \
321 variable = (type)dlsym(__coreclrLib, name); \
322 if (variable == nullptr) { \
323 _ERR(name " is not found in the libcoreclr.so"); \
328 CORELIB_RETURN_IF_NOSYM(coreclr_initialize_ptr, initializeClr, "coreclr_initialize");
329 CORELIB_RETURN_IF_NOSYM(coreclr_execute_assembly_ptr, executeAssembly, "coreclr_execute_assembly");
330 CORELIB_RETURN_IF_NOSYM(coreclr_shutdown_ptr, shutdown, "coreclr_shutdown");
331 CORELIB_RETURN_IF_NOSYM(coreclr_create_delegate_ptr, createDelegate, "coreclr_create_delegate");
332 CORELIB_RETURN_IF_NOSYM(set_environment_variable_ptr, setEnvironmentVariable, "SetEnvironmentVariableW");
333 CORELIB_RETURN_IF_NOSYM(multi_byte_to_wide_char_ptr, multiByteToWideChar, "MultiByteToWideChar");
335 #undef CORELIB_RETURN_IF_NOSYM
337 _INFO("libcoreclr dlopen and dlsym success");
342 fd = open("/proc/self", O_DIRECTORY);
343 std::string appRoot = std::string("/proc/self/fd/") + std::to_string(fd);
344 std::string appBin = concatPath(appRoot, "bin");
345 std::string appLib = concatPath(appRoot, "lib");
346 std::string probePath = appBin + ":" + appLib;
347 std::string tpa = getTPA();
348 std::string nativeLibPath = getExtraNativeLibDirs(appRoot) + ":" + appBin + ":" + appLib + ":" + __nativeLibDirectory;
349 std::string appName = std::string("dotnet-launcher-") + std::to_string(getpid());
351 if (!initializeCoreClr(appName.c_str(), probePath.c_str(), nativeLibPath.c_str(), tpa.c_str())) {
352 _ERR("Failed to initialize coreclr");
356 __initialized = true;
358 _INFO("CoreRuntime initialize success");
363 bool CoreRuntime::initializeCoreClr(const char* appId,
364 const char* assemblyProbePaths,
365 const char* pinvokeProbePaths,
368 const char *propertyKeys[] = {
369 "TRUSTED_PLATFORM_ASSEMBLIES",
372 "NATIVE_DLL_SEARCH_DIRECTORIES",
373 "AppDomainCompatSwitch"
376 const char *propertyValues[] = {
381 "UseLatestBehaviorWhenTFMNotSpecified"
384 std::string selfPath = readSelfPath();
386 int st = initializeClr(selfPath.c_str(),
388 sizeof(propertyKeys) / sizeof(propertyKeys[0]),
395 _ERR("initialize core clr fail! (0x%08x)", st);
399 pluginSetCoreclrInfo(__hostHandle, __domainId, createDelegate);
401 _INFO("Initialize core clr success");
405 void CoreRuntime::dispose()
407 if (__hostHandle != nullptr) {
408 int st = shutdown(__hostHandle, __domainId);
410 _ERR("shutdown core clr fail! (0x%08x)", st);
411 __hostHandle = nullptr;
414 if (__coreclrLib != nullptr) {
415 if (dlclose(__coreclrLib) != 0) {
416 _ERR("libcoreclr.so close failed");
419 __coreclrLib = nullptr;
422 finalizePluginManager();
423 finalizePathManager();
427 _INFO("Dotnet runtime disposed");
430 int CoreRuntime::launch(const char* appId, const char* root, const char* path, int argc, char* argv[])
432 if (!__initialized) {
433 _ERR("Runtime is not initialized");
437 if (path == nullptr) {
438 _ERR("executable path is null");
442 if (!isFileExist(path)) {
443 _ERR("File not exist : %s", path);
447 if (__enableLogManager) {
448 // launchpad override stdout and stderr to journalctl before launch application.
449 // we have to re-override that to input pipe for logging thread.
450 if (redirectFD() < 0) {
451 _ERR("Failed to redirect FD");
455 registerSigHandler();
458 pluginSetAppInfo(appId, path);
460 int fd2 = open(root, O_DIRECTORY);
461 dup3(fd2, fd, O_CLOEXEC);
465 // set application data path to coreclr environment.
466 // application data path can be changed by owner. So, we have to set data path just before launching.
467 char* localDataPath = app_get_data_path();
468 if (localDataPath != nullptr) {
469 char16_t envval[PATH_MAX] = {0};
470 int copied = multiByteToWideChar(0 /* CP_ACP */, 0, localDataPath, -1, envval, PATH_MAX);
471 if (copied >= PATH_MAX) {
472 _ERR("Data Path is bigger than PATH_MAX");
475 if (!setEnvironmentVariable(u"XDG_DATA_HOME", envval)) {
476 _ERR("Failed to set XDG_DATA_HOME");
480 pluginBeforeExecute();
482 _INFO("execute assembly : %s", path);
484 unsigned int ret = 0;
485 int st = executeAssembly(__hostHandle, __domainId, argc, (const char**)argv, path, &ret);
487 _ERR("Failed to Execute Assembly %s (0x%08x)", path, st);
491 } // namespace dotnetcore
492 } // namespace runtime