diff options
Diffstat (limited to 'cmds/runtime/main_runtime.cpp')
| -rw-r--r-- | cmds/runtime/main_runtime.cpp | 514 |
1 files changed, 0 insertions, 514 deletions
diff --git a/cmds/runtime/main_runtime.cpp b/cmds/runtime/main_runtime.cpp deleted file mode 100644 index 1531a9e..0000000 --- a/cmds/runtime/main_runtime.cpp +++ /dev/null @@ -1,514 +0,0 @@ -// -// Copyright 2005 The Android Open Source Project -// -// Main entry point for runtime. -// - -#include "ServiceManager.h" -#include "SignalHandler.h" - -#include <utils.h> -#include <utils/IPCThreadState.h> -#include <utils/ProcessState.h> -#include <utils/Log.h> -#include <cutils/zygote.h> - -#include <cutils/properties.h> - -#include <private/utils/Static.h> - -#include <ui/ISurfaceComposer.h> - -#include <android_runtime/AndroidRuntime.h> - -#include <stdlib.h> -#include <unistd.h> -#include <fcntl.h> -#include <stdio.h> -#include <string.h> -#include <getopt.h> -#include <signal.h> -#include <errno.h> -#include <sys/stat.h> -#include <linux/capability.h> -#include <linux/ioctl.h> -#ifdef HAVE_ANDROID_OS -# include <linux/android_alarm.h> -#endif - -#undef LOG_TAG -#define LOG_TAG "runtime" - -static const char* ZYGOTE_ARGV[] = { - "--setuid=1000", - "--setgid=1000", - "--setgroups=1001,1002,1003,1004,1005,1006,1007,1008,1009,1010,3001,3002,3003", - /* CAP_SYS_TTY_CONFIG & CAP_SYS_RESOURCE & CAP_NET_BROADCAST & - * CAP_NET_ADMIN & CAP_NET_RAW & CAP_NET_BIND_SERVICE & CAP_KILL & - * CAP_SYS_BOOT - */ - "--capabilities=88161312,88161312", - "--runtime-init", - "--nice-name=system_server", - "com.android.server.SystemServer" -}; - -using namespace android; - -extern "C" status_t system_init(); - -enum { - SYSTEM_PROCESS_TAG = DEFAULT_PROCESS_TAG+1 -}; - -extern Mutex gEventQMutex; -extern Condition gEventQCondition; - -namespace android { - -extern status_t app_init(const char* className); -extern void set_finish_init_func(void (*func)()); - - -/** - * This class is used to kill this process (runtime) when the system_server dies. - */ -class GrimReaper : public IBinder::DeathRecipient { -public: - GrimReaper() { } - - virtual void binderDied(const wp<IBinder>& who) - { - LOGI("Grim Reaper killing runtime..."); - kill(getpid(), SIGKILL); - } -}; - -extern void QuickTests(); - -/* - * Print usage info. - */ -static void usage(const char* argv0) -{ - fprintf(stderr, - "Usage: runtime [-g gamma] [-l logfile] [-n] [-s]\n" - " [-j app-component] [-v app-verb] [-d app-data]\n" - "\n" - "-l: File to send log messages to\n" - "-n: Don't print to stdout/stderr\n" - "-s: Force single-process mode\n" - "-j: Custom home app component name\n" - "-v: Custom home app intent verb\n" - "-d: Custom home app intent data\n" - ); - exit(1); -} - -// Selected application to run. -static const char* gInitialApplication = NULL; -static const char* gInitialVerb = NULL; -static const char* gInitialData = NULL; - -static void writeStringToParcel(Parcel& parcel, const char* str) -{ - if (str) { - parcel.writeString16(String16(str)); - } else { - parcel.writeString16(NULL, 0); - } -} - -/* - * Starting point for program logic. - * - * Returns with an exit status code (0 on success, nonzero on error). - */ -static int run(sp<ProcessState>& proc) -{ - // Temporary hack to call startRunning() on the activity manager. - sp<IServiceManager> sm = defaultServiceManager(); - sp<IBinder> am; - while ((am = sm->getService(String16("activity"))) == NULL) { - LOGI("Waiting for activity manager..."); - } - Parcel data, reply; - // XXX Need to also supply a package name for this to work again. - // IActivityManager::getInterfaceDescriptor() is the token for invoking on this interface; - // hardcoding it here avoids having to link with the full Activity Manager library - data.writeInterfaceToken(String16("android.app.IActivityManager")); - writeStringToParcel(data, NULL); - writeStringToParcel(data, gInitialApplication); - writeStringToParcel(data, gInitialVerb); - writeStringToParcel(data, gInitialData); -LOGI("run() sending FIRST_CALL_TRANSACTION to activity manager"); - am->transact(IBinder::FIRST_CALL_TRANSACTION, data, &reply); - - if (proc->supportsProcesses()) { - // Now we link to the Activity Manager waiting for it to die. If it does kill ourself. - // initd will restart this process and bring the system back up. - sp<GrimReaper> grim = new GrimReaper(); - am->linkToDeath(grim, grim.get(), 0); - - // Now join the thread pool. Note this is needed so that the message enqueued in the driver - // for the linkToDeath gets processed. - IPCThreadState::self()->joinThreadPool(); - } else { - // Keep this thread running forever... - while (1) { - usleep(100000); - } - } - return 1; -} - - -}; // namespace android - - -/* - * Post-system-process initialization. - * - * This function continues initialization after the system process - * has been initialized. It needs to be separate because the system - * initialization needs to care of starting the Android runtime if it is not - * running in its own process, which doesn't return until the runtime is - * being shut down. So it will call back to here from inside of Dalvik, - * to allow us to continue booting up. - */ -static void finish_system_init(sp<ProcessState>& proc) -{ - // If we are running multiprocess, we now need to have the - // thread pool started here. We don't do this in boot_init() - // because when running single process we need to start the - // thread pool after the Android runtime has been started (so - // the pool uses Dalvik threads). - if (proc->supportsProcesses()) { - proc->startThreadPool(); - } -} - - -// This function can be used to enforce security to different -// root contexts. For now, we just give every access. -static bool contextChecker( - const String16& name, const sp<IBinder>& caller, void* userData) -{ - return true; -} - -/* - * Initialization of boot services. - * - * This is where we perform initialization of all of our low-level - * boot services. Most importantly, here we become the context - * manager and use that to publish the service manager that will provide - * access to all other services. - */ -static void boot_init() -{ - LOGI("Entered boot_init()!\n"); - - sp<ProcessState> proc(ProcessState::self()); - LOGD("ProcessState: %p\n", proc.get()); - proc->becomeContextManager(contextChecker, NULL); - - if (proc->supportsProcesses()) { - LOGI("Binder driver opened. Multiprocess enabled.\n"); - } else { - LOGI("Binder driver not found. Processes not supported.\n"); - } - - sp<BServiceManager> sm = new BServiceManager; - proc->setContextObject(sm); -} - -/* - * Redirect stdin/stdout/stderr to /dev/null. - */ -static void redirectStdFds(void) -{ - int fd = open("/dev/null", O_RDWR, 0); - if (fd < 0) { - LOGW("Unable to open /dev/null: %s\n", strerror(errno)); - } else { - dup2(fd, 0); - dup2(fd, 1); - dup2(fd, 2); - close(fd); - } -} - -static int hasDir(const char* dir) -{ - struct stat s; - int res = stat(dir, &s); - if (res == 0) { - return S_ISDIR(s.st_mode); - } - return 0; -} - -static void validateTime() -{ -#if HAVE_ANDROID_OS - int fd; - int res; - time_t min_time = 1167652800; // jan 1 2007, type 'date -ud "1/1 12:00" +%s' to get value for current year - struct timespec ts; - - fd = open("/dev/alarm", O_RDWR); - if(fd < 0) { - LOGW("Unable to open alarm driver: %s\n", strerror(errno)); - return; - } - res = ioctl(fd, ANDROID_ALARM_GET_TIME(ANDROID_ALARM_RTC_WAKEUP), &ts); - if(res < 0) { - LOGW("Unable to read rtc, %s\n", strerror(errno)); - } - else if(ts.tv_sec >= min_time) { - goto done; - } - LOGW("Invalid time detected, %ld set to %ld\n", ts.tv_sec, min_time); - ts.tv_sec = min_time; - ts.tv_nsec = 0; - res = ioctl(fd, ANDROID_ALARM_SET_RTC, &ts); - if(res < 0) { - LOGW("Unable to set rtc to %ld: %s\n", ts.tv_sec, strerror(errno)); - } -done: - close(fd); -#endif -} - -#ifndef HAVE_ANDROID_OS -class QuickRuntime : public AndroidRuntime -{ -public: - QuickRuntime() {} - - virtual void onStarted() - { - printf("QuickRuntime: onStarted\n"); - } -}; -#endif - -static status_t start_process(const char* name); - -static void restart_me(pid_t child, void* userData) -{ - start_process((const char*)userData); -} - -static status_t start_process(const char* name) -{ - String8 path(name); - Vector<const char*> args; - String8 leaf(path.getPathLeaf()); - String8 parentDir(path.getPathDir()); - args.insertAt(leaf.string(), 0); - args.add(parentDir.string()); - args.add(NULL); - pid_t child = fork(); - if (child < 0) { - status_t err = errno; - LOGE("*** fork of child %s failed: %s", leaf.string(), strerror(err)); - return -errno; - } else if (child == 0) { - LOGI("Executing: %s", path.string()); - execv(path.string(), const_cast<char**>(args.array())); - int err = errno; - LOGE("Exec failed: %s\n", strerror(err)); - _exit(err); - } else { - SignalHandler::setChildHandler(child, DEFAULT_PROCESS_TAG, - restart_me, (void*)name); - } - return -errno; -} - -/* - * Application entry point. - * - * Parse arguments, set some values, and pass control off to Run(). - * - * This is redefined to "SDL_main" on SDL simulator builds, and - * "runtime_main" on wxWidgets builds. - */ -extern "C" -int main(int argc, char* const argv[]) -{ - bool singleProcess = false; - const char* logFile = NULL; - int ic; - int result = 1; - pid_t systemPid; - - sp<ProcessState> proc; - -#ifndef HAVE_ANDROID_OS - /* Set stdout/stderr to unbuffered for MinGW/MSYS. */ - //setvbuf(stdout, NULL, _IONBF, 0); - //setvbuf(stderr, NULL, _IONBF, 0); - - LOGI("commandline args:\n"); - for (int i = 0; i < argc; i++) - LOGI(" %2d: '%s'\n", i, argv[i]); -#endif - - while (1) { - ic = getopt(argc, argv, "g:j:v:d:l:ns"); - if (ic < 0) - break; - - switch (ic) { - case 'g': - break; - case 'j': - gInitialApplication = optarg; - break; - case 'v': - gInitialVerb = optarg; - break; - case 'd': - gInitialData = optarg; - break; - case 'l': - logFile = optarg; - break; - case 'n': - redirectStdFds(); - break; - case 's': - singleProcess = true; - break; - case '?': - default: - LOGE("runtime: unrecognized flag -%c\n", ic); - usage(argv[0]); - break; - } - } - if (optind < argc) { - LOGE("runtime: extra stuff: %s\n", argv[optind]); - usage(argv[0]); - } - - if (singleProcess) { - ProcessState::setSingleProcess(true); - } - - if (logFile != NULL) { - android_logToFile(NULL, logFile); - } - - /* - * Set up ANDROID_* environment variables. - * - * TODO: the use of $ANDROID_PRODUCT_OUT will go away soon. - */ - static const char* kSystemDir = "/system"; - static const char* kDataDir = "/data"; - static const char* kAppSubdir = "/app"; - const char* out = NULL; -#ifndef HAVE_ANDROID_OS - //out = getenv("ANDROID_PRODUCT_OUT"); -#endif - if (out == NULL) - out = ""; - - char* systemDir = (char*) malloc(strlen(out) + strlen(kSystemDir) +1); - char* dataDir = (char*) malloc(strlen(out) + strlen(kDataDir) +1); - - sprintf(systemDir, "%s%s", out, kSystemDir); - sprintf(dataDir, "%s%s", out, kDataDir); - setenv("ANDROID_ROOT", systemDir, 1); - setenv("ANDROID_DATA", dataDir, 1); - - char* assetDir = (char*) malloc(strlen(systemDir) + strlen(kAppSubdir) +1); - sprintf(assetDir, "%s%s", systemDir, kAppSubdir); - - LOGI("Startup: sys='%s' asset='%s' data='%s'\n", - systemDir, assetDir, dataDir); - free(systemDir); - free(dataDir); - -#ifdef HAVE_ANDROID_OS - /* set up a process group for easier killing on the device */ - setpgid(0, getpid()); -#endif - - // Change to asset dir. This is only necessary if we've changed to - // a different directory, but there's little harm in doing it regardless. - // - // Expecting assets to live in the current dir is not a great idea, - // because some of our code or one of our libraries could change the - // directory out from under us. Preserve the behavior for now. - if (chdir(assetDir) != 0) { - LOGW("WARNING: could not change dir to '%s': %s\n", - assetDir, strerror(errno)); - } - free(assetDir); - -#if 0 - // Hack to keep libc from beating the filesystem to death. It's - // hitting /etc/localtime frequently, - // - // This statement locks us into Pacific time. We could do better, - // but there's not much point until we're sure that the library - // can't be changed to do more along the lines of what we want. -#ifndef XP_WIN - setenv("TZ", "PST+8PDT,M4.1.0/2,M10.5.0/2", true); -#endif -#endif - - /* track our progress through the boot sequence */ - const int LOG_BOOT_PROGRESS_START = 3000; - LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, - ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); - - validateTime(); - - proc = ProcessState::self(); - - boot_init(); - - /* If we are in multiprocess mode, have zygote spawn the system - * server process and call system_init(). If we are running in - * single process mode just call system_init() directly. - */ - if (proc->supportsProcesses()) { - // If stdio logging is on, system_server should not inherit our stdio - // The dalvikvm instance will copy stdio to the log on its own - char propBuf[PROPERTY_VALUE_MAX]; - bool logStdio = false; - property_get("log.redirect-stdio", propBuf, ""); - logStdio = (strcmp(propBuf, "true") == 0); - - zygote_run_oneshot((int)(!logStdio), - sizeof(ZYGOTE_ARGV) / sizeof(ZYGOTE_ARGV[0]), - ZYGOTE_ARGV); - - //start_process("/system/bin/mediaserver"); - - } else { -#ifndef HAVE_ANDROID_OS - QuickRuntime* runt = new QuickRuntime(); - runt->start("com/android/server/SystemServer", - false /* spontaneously fork system server from zygote */); -#endif - } - - //printf("+++ post-zygote\n"); - - finish_system_init(proc); - run(proc); - -bail: - if (proc != NULL) { - proc->setContextObject(NULL); - } - - return 0; -} |