14f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* 24f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 34f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * 44f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 54f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * you may not use this file except in compliance with the License. 64f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * You may obtain a copy of the License at 74f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * 84f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 94f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * 104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * See the License for the specific language governing permissions and 144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * limitations under the License. 154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdio.h> 184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdlib.h> 194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <string.h> 204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <unistd.h> 214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <fcntl.h> 224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <ctype.h> 234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <signal.h> 244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/wait.h> 254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/mount.h> 264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/stat.h> 274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/poll.h> 284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <errno.h> 294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdarg.h> 304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <mtd/mtd-user.h> 314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/types.h> 324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/socket.h> 334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/un.h> 34e46f9d510db9351682cf17c49115110870147335Stephen Smalley 35e46f9d510db9351682cf17c49115110870147335Stephen Smalley#include <selinux/selinux.h> 36e46f9d510db9351682cf17c49115110870147335Stephen Smalley#include <selinux/label.h> 37ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley#include <selinux/android.h> 38e46f9d510db9351682cf17c49115110870147335Stephen Smalley 39f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross#include <libgen.h> 404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 41da04c52ab1036048520fca265cf02b61dca789e0Dima Zavin#include <cutils/list.h> 42b710ed21dec88c0dde8209264df054c842561589Nick Kralevich#include <cutils/android_reboot.h> 434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <cutils/sockets.h> 444e221f0077373b37ca70e862eface2987557295bSan Mehat#include <cutils/iosched_policy.h> 450d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin#include <cutils/fs.h> 46f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross#include <private/android_filesystem_config.h> 474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <termios.h> 484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/system_properties.h> 504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "devices.h" 524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "init.h" 53ed8a7d84428ec945c48b6b53dc5a3a18fabaf683Colin Cross#include "log.h" 544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "property_service.h" 5535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project#include "bootchart.h" 569c5366ba55b1553b2d66f48e3d14fbd274a2944dColin Cross#include "signal_handler.h" 57a866695ebe3a396a0ec411c0f99e0921c74c0fd2Colin Cross#include "keychords.h" 586310a8261c922533a692fb3e74ece2da98d4bafaColin Cross#include "init_parser.h" 593899e9fc01cf608f19f716749c54cc5c4d17e766Colin Cross#include "util.h" 60f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross#include "ueventd.h" 61d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg#include "watchdogd.h" 624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 63e46f9d510db9351682cf17c49115110870147335Stephen Smalleystruct selabel_handle *sehandle; 6463207cd20f2156bec937a85e789f07de0d1afa9drpcraigstruct selabel_handle *sehandle_prop; 65e46f9d510db9351682cf17c49115110870147335Stephen Smalley 664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int property_triggers_enabled = 0; 674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int bootchart_count; 704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char console[32]; 734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char bootmode[32]; 744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char hardware[32]; 754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic unsigned revision = 0; 764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char qemu[32]; 774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 78ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct action *cur_action = NULL; 79ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct command *cur_command = NULL; 80ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct listnode *command_queue = NULL; 81ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 829c5366ba55b1553b2d66f48e3d14fbd274a2944dColin Crossvoid notify_service_state(const char *name, const char *state) 834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char pname[PROP_NAME_MAX]; 854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int len = strlen(name); 864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((len + 10) > PROP_NAME_MAX) 874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(pname, sizeof(pname), "init.svc.%s", name); 894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set(pname, state); 904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int have_console; 9311467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Listatic char console_name[PROP_VALUE_MAX] = "/dev/console"; 944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic time_t process_needs_restart; 954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic const char *ENV[32]; 974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* add_environment - add "key=value" to the current environment */ 994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint add_environment(const char *key, const char *val) 1004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n; 1022b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 1034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; n < 31; n++) { 1044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!ENV[n]) { 1054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project size_t len = strlen(key) + strlen(val) + 2; 1064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *entry = malloc(len); 1074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(entry, len, "%s=%s", key, val); 1084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ENV[n] = entry; 1094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 1; 1144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void zap_stdio(void) 1174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 1194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/null", O_RDWR); 1204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 0); 1214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 1); 1224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 2); 1234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 1244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void open_console() 1274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 1294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((fd = open(console_name, O_RDWR)) < 0) { 1304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/null", O_RDWR); 1314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 13250fb5a69333e4eb0b5fc30fdeae54bc73243061dColin Cross ioctl(fd, TIOCSCTTY, 0); 1334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 0); 1344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 1); 1354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 2); 1364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 1374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void publish_socket(const char *name, int fd) 1404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char key[64] = ANDROID_SOCKET_ENV_PREFIX; 1424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char val[64]; 1434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(key + sizeof(ANDROID_SOCKET_ENV_PREFIX) - 1, 1454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project name, 1464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project sizeof(key) - sizeof(ANDROID_SOCKET_ENV_PREFIX)); 1474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(val, sizeof(val), "%d", fd); 1484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(key, val); 1494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* make sure we don't close-on-exec */ 1514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fcntl(fd, F_SETFD, 0); 1524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 154f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehatvoid service_start(struct service *svc, const char *dynamic_args) 1554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct stat s; 1574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project pid_t pid; 1584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int needs_console; 1594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n; 160e46f9d510db9351682cf17c49115110870147335Stephen Smalley char *scon = NULL; 161e46f9d510db9351682cf17c49115110870147335Stephen Smalley int rc; 162b5982bf7c65b30be981ecfe1847437b05e32b2bbKenny Root 163752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall /* starting a service removes it from the disabled or reset 1644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * state and immediately takes it out of the restarting 1654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * state if it was in there 1664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 167b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick svc->flags &= (~(SVC_DISABLED|SVC_RESTARTING|SVC_RESET|SVC_RESTART)); 1684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->time_started = 0; 1692b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 1704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* running processes require no additional work -- if 1714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * they're in the process of exiting, we've ensured 1724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * that they will immediately restart on exit, unless 1734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * they are ONESHOT 1744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->flags & SVC_RUNNING) { 1764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project needs_console = (svc->flags & SVC_CONSOLE) ? 1 : 0; 1804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (needs_console && (!have_console)) { 1814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("service '%s' requires console\n", svc->name); 1824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 1834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (stat(svc->args[0], &s) != 0) { 1874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("cannot find '%s', disabling '%s'\n", svc->args[0], svc->name); 1884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 1894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 192f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if ((!(svc->flags & SVC_ONESHOT)) && dynamic_args) { 193d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat ERROR("service '%s' must be one-shot to use dynamic args, disabling\n", 194d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat svc->args[0]); 195f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc->flags |= SVC_DISABLED; 196f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat return; 197f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 198f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 199e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (is_selinux_enabled() > 0) { 20030f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley if (svc->seclabel) { 20130f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley scon = strdup(svc->seclabel); 20230f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley if (!scon) { 20330f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley ERROR("Out of memory while starting '%s'\n", svc->name); 20430f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley return; 20530f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley } 20630f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley } else { 20730f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley char *mycon = NULL, *fcon = NULL; 20830f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley 20930f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley INFO("computing context for service '%s'\n", svc->args[0]); 21030f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley rc = getcon(&mycon); 21130f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley if (rc < 0) { 21230f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley ERROR("could not get context while starting '%s'\n", svc->name); 21330f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley return; 21430f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley } 21530f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley 21630f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley rc = getfilecon(svc->args[0], &fcon); 21730f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley if (rc < 0) { 21830f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley ERROR("could not get context while starting '%s'\n", svc->name); 21930f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley freecon(mycon); 22030f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley return; 22130f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley } 22230f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley 22330f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley rc = security_compute_create(mycon, fcon, string_to_security_class("process"), &scon); 224e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(mycon); 22530f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley freecon(fcon); 22630f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley if (rc < 0) { 22730f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley ERROR("could not get context while starting '%s'\n", svc->name); 22830f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley return; 22930f30330420ca4d7913a49e6fd652b4768045ecbStephen Smalley } 230e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 231e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 232e46f9d510db9351682cf17c49115110870147335Stephen Smalley 2334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("starting '%s'\n", svc->name); 2344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project pid = fork(); 2364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (pid == 0) { 2384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct socketinfo *si; 2394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct svcenvinfo *ei; 2404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[32]; 2414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, sz; 2424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2436ebf12fe1bc2de7af4522349973e8bfcc71d6126Nick Kralevich umask(077); 2443294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross if (properties_inited()) { 2453294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross get_property_workspace(&fd, &sz); 2463294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross sprintf(tmp, "%d,%d", dup(fd), sz); 2473294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross add_environment("ANDROID_PROPERTY_WORKSPACE", tmp); 2483294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross } 2494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (ei = svc->envvars; ei; ei = ei->next) 2514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(ei->name, ei->value); 2524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 253e46f9d510db9351682cf17c49115110870147335Stephen Smalley setsockcreatecon(scon); 254e46f9d510db9351682cf17c49115110870147335Stephen Smalley 2554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (si = svc->sockets; si; si = si->next) { 256912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood int socket_type = ( 257912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood !strcmp(si->type, "stream") ? SOCK_STREAM : 258912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood (!strcmp(si->type, "dgram") ? SOCK_DGRAM : SOCK_SEQPACKET)); 259912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood int s = create_socket(si->name, socket_type, 2604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project si->perm, si->uid, si->gid); 2614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (s >= 0) { 2624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project publish_socket(si->name, s); 2634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 266e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(scon); 267e46f9d510db9351682cf17c49115110870147335Stephen Smalley scon = NULL; 268e46f9d510db9351682cf17c49115110870147335Stephen Smalley setsockcreatecon(NULL); 269e46f9d510db9351682cf17c49115110870147335Stephen Smalley 2704e221f0077373b37ca70e862eface2987557295bSan Mehat if (svc->ioprio_class != IoSchedClass_NONE) { 2714e221f0077373b37ca70e862eface2987557295bSan Mehat if (android_set_ioprio(getpid(), svc->ioprio_class, svc->ioprio_pri)) { 2724e221f0077373b37ca70e862eface2987557295bSan Mehat ERROR("Failed to set pid %d ioprio = %d,%d: %s\n", 2734e221f0077373b37ca70e862eface2987557295bSan Mehat getpid(), svc->ioprio_class, svc->ioprio_pri, strerror(errno)); 2744e221f0077373b37ca70e862eface2987557295bSan Mehat } 2754e221f0077373b37ca70e862eface2987557295bSan Mehat } 2764e221f0077373b37ca70e862eface2987557295bSan Mehat 2774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (needs_console) { 2784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setsid(); 2794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project open_console(); 2804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 2814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project zap_stdio(); 2824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if 0 2854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; svc->args[n]; n++) { 2864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("args[%d] = '%s'\n", n, svc->args[n]); 2874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; ENV[n]; n++) { 2894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("env[%d] = '%s'\n", n, ENV[n]); 2904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 2924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setpgid(0, getpid()); 2944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2955ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project /* as requested, set our gid, supplemental gids, and uid */ 2964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->gid) { 2972268718ee2b23936f6db88eff7af03762713c169Nick Kralevich if (setgid(svc->gid) != 0) { 2982268718ee2b23936f6db88eff7af03762713c169Nick Kralevich ERROR("setgid failed: %s\n", strerror(errno)); 2992268718ee2b23936f6db88eff7af03762713c169Nick Kralevich _exit(127); 3002268718ee2b23936f6db88eff7af03762713c169Nick Kralevich } 3014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->nr_supp_gids) { 3032268718ee2b23936f6db88eff7af03762713c169Nick Kralevich if (setgroups(svc->nr_supp_gids, svc->supp_gids) != 0) { 3042268718ee2b23936f6db88eff7af03762713c169Nick Kralevich ERROR("setgroups failed: %s\n", strerror(errno)); 3052268718ee2b23936f6db88eff7af03762713c169Nick Kralevich _exit(127); 3062268718ee2b23936f6db88eff7af03762713c169Nick Kralevich } 3074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->uid) { 3092268718ee2b23936f6db88eff7af03762713c169Nick Kralevich if (setuid(svc->uid) != 0) { 3102268718ee2b23936f6db88eff7af03762713c169Nick Kralevich ERROR("setuid failed: %s\n", strerror(errno)); 3112268718ee2b23936f6db88eff7af03762713c169Nick Kralevich _exit(127); 3122268718ee2b23936f6db88eff7af03762713c169Nick Kralevich } 3134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 314e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (svc->seclabel) { 315e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (is_selinux_enabled() > 0 && setexeccon(svc->seclabel) < 0) { 316e46f9d510db9351682cf17c49115110870147335Stephen Smalley ERROR("cannot setexeccon('%s'): %s\n", svc->seclabel, strerror(errno)); 317e46f9d510db9351682cf17c49115110870147335Stephen Smalley _exit(127); 318e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 319e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 320e46f9d510db9351682cf17c49115110870147335Stephen Smalley 3218ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat if (!dynamic_args) { 3228ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat if (execve(svc->args[0], (char**) svc->args, (char**) ENV) < 0) { 3238ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat ERROR("cannot execve('%s'): %s\n", svc->args[0], strerror(errno)); 3248ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat } 3258ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat } else { 3266310a8261c922533a692fb3e74ece2da98d4bafaColin Cross char *arg_ptrs[INIT_PARSER_MAXARGS+1]; 327d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat int arg_idx = svc->nargs; 328f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *tmp = strdup(dynamic_args); 329d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat char *next = tmp; 330d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat char *bword; 331f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 332f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat /* Copy the static arguments */ 333d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat memcpy(arg_ptrs, svc->args, (svc->nargs * sizeof(char *))); 334f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 335d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat while((bword = strsep(&next, " "))) { 336d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat arg_ptrs[arg_idx++] = bword; 3376310a8261c922533a692fb3e74ece2da98d4bafaColin Cross if (arg_idx == INIT_PARSER_MAXARGS) 338f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat break; 339f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 340f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat arg_ptrs[arg_idx] = '\0'; 341f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat execve(svc->args[0], (char**) arg_ptrs, (char**) ENV); 342165de92bf1bca1648b4df3047a8f274e0aff4ca9Ivan Djelic } 3434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project _exit(127); 3444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 346e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(scon); 347e46f9d510db9351682cf17c49115110870147335Stephen Smalley 3484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (pid < 0) { 3494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("failed to start '%s'\n", svc->name); 3504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->pid = 0; 3514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 3524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->time_started = gettime(); 3554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->pid = pid; 3564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_RUNNING; 3574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3583294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross if (properties_inited()) 3593294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross notify_service_state(svc->name, "running"); 3604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 362b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick/* The how field should be either SVC_DISABLED, SVC_RESET, or SVC_RESTART */ 363752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrallstatic void service_stop_or_reset(struct service *svc, int how) 3644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3657e36edd80f23a5d34ce7b5b0fbe8ecfea061a826Mike Kasick /* The service is still SVC_RUNNING until its process exits, but if it has 3667e36edd80f23a5d34ce7b5b0fbe8ecfea061a826Mike Kasick * already exited it shoudn't attempt a restart yet. */ 3677e36edd80f23a5d34ce7b5b0fbe8ecfea061a826Mike Kasick svc->flags &= (~SVC_RESTARTING); 3684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 369b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick if ((how != SVC_DISABLED) && (how != SVC_RESET) && (how != SVC_RESTART)) { 370752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall /* Hrm, an illegal flag. Default to SVC_DISABLED */ 371752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall how = SVC_DISABLED; 372752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall } 3734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* if the service has not yet started, prevent 3744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * it from auto-starting with its class 3754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 376a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall if (how == SVC_RESET) { 377a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall svc->flags |= (svc->flags & SVC_RC_DISABLED) ? SVC_DISABLED : SVC_RESET; 378a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall } else { 379a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall svc->flags |= how; 380a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall } 3814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->pid) { 3834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("service '%s' is being killed\n", svc->name); 384752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall kill(-svc->pid, SIGKILL); 3854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "stopping"); 3864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 3874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "stopped"); 3884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 391752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrallvoid service_reset(struct service *svc) 392752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall{ 393752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall service_stop_or_reset(svc, SVC_RESET); 394752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall} 395752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall 396752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrallvoid service_stop(struct service *svc) 397752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall{ 398752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall service_stop_or_reset(svc, SVC_DISABLED); 399752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall} 400752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall 401b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasickvoid service_restart(struct service *svc) 402b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick{ 403b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick if (svc->flags & SVC_RUNNING) { 404b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick /* Stop, wait, then start the service. */ 405b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick service_stop_or_reset(svc, SVC_RESTART); 406b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick } else if (!(svc->flags & SVC_RESTARTING)) { 407b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick /* Just start the service since it's not running. */ 408b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick service_start(svc, NULL); 409b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick } /* else: Service is restarting anyways. */ 410b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick} 411b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick 4124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid property_changed(const char *name, const char *value) 4134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 414ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (property_triggers_enabled) 4154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project queue_property_triggers(name, value); 4164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void restart_service_if_needed(struct service *svc) 4194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project time_t next_start_time = svc->time_started + 5; 4214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (next_start_time <= gettime()) { 4234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags &= (~SVC_RESTARTING); 424f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 4254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 4264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((next_start_time < process_needs_restart) || 4294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project (process_needs_restart == 0)) { 4304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project process_needs_restart = next_start_time; 4314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void restart_processes() 4354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project process_needs_restart = 0; 4374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_flags(SVC_RESTARTING, 4384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project restart_service_if_needed); 4394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void msg_start(const char *name) 4424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 44311467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li struct service *svc = NULL; 444f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *tmp = NULL; 445f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *args = NULL; 446f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 447f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if (!strchr(name, ':')) 448f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc = service_find_by_name(name); 449f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat else { 450f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat tmp = strdup(name); 45111467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li if (tmp) { 45211467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li args = strchr(tmp, ':'); 45311467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li *args = '\0'; 45411467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li args++; 455f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 45611467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li svc = service_find_by_name(tmp); 45711467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li } 458f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 4592b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 4604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 461f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, args); 4624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 4634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("no such service '%s'\n", name); 4644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 465f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if (tmp) 466f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat free(tmp); 4674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void msg_stop(const char *name) 4704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc = service_find_by_name(name); 4724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 4744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 4754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 476770354d7e6cd471daed426fcf04bf7246e7cb18bDima Zavin ERROR("no such service '%s'\n", name); 4774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 480b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasickstatic void msg_restart(const char *name) 481b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick{ 482b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick struct service *svc = service_find_by_name(name); 483b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick 484b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick if (svc) { 485b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick service_restart(svc); 486b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick } else { 487b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick ERROR("no such service '%s'\n", name); 488b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick } 489b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick} 490b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick 4914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid handle_control_message(const char *msg, const char *arg) 4924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(msg,"start")) { 4944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project msg_start(arg); 4954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(msg,"stop")) { 4964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project msg_stop(arg); 497cfa0d8439384a1aaa53d31fb720c234cabf796eeWink Saville } else if (!strcmp(msg,"restart")) { 498b54f39fdd97c50e0e8dfa439722be0786f5e6f52Mike Kasick msg_restart(arg); 4994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("unknown control msg '%s'\n", msg); 5014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 504ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct command *get_first_command(struct action *act) 505ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 506ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross struct listnode *node; 507ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross node = list_head(&act->commands); 5083bea0790e23811d9139f5b39e9b126445fee061cDima Zavin if (!node || list_empty(&act->commands)) 509ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return NULL; 510ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 511ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return node_to_item(node, struct command, clist); 512ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 513ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 514ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct command *get_next_command(struct action *act, struct command *cmd) 5154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 5164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct listnode *node; 517ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross node = cmd->clist.next; 518ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!node) 519ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return NULL; 520ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (node == &act->commands) 521ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return NULL; 522ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 523ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return node_to_item(node, struct command, clist); 524ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 525ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 526ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int is_last_command(struct action *act, struct command *cmd) 527ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 528ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return (list_tail(&act->commands) == &cmd->clist); 529ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 530ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 531ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossvoid execute_one_command(void) 532ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 5334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int ret; 5344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 535ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!cur_action || !cur_command || is_last_command(cur_action, cur_command)) { 536ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross cur_action = action_remove_queue_head(); 537ebd4613bfc8d926503f7de38240529ce0b1997eeColin Cross cur_command = NULL; 538ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!cur_action) 539ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return; 540ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross INFO("processing action %p (%s)\n", cur_action, cur_action->name); 541ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross cur_command = get_first_command(cur_action); 542ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } else { 543ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross cur_command = get_next_command(cur_action, cur_command); 5444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 545ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 546ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!cur_command) 547ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return; 548ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 549ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ret = cur_command->func(cur_command->nargs, cur_command->args); 550ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross INFO("command '%s' r=%d\n", cur_command->args[0], ret); 5514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 553f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Crossstatic int wait_for_coldboot_done_action(int nargs, char **args) 554ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 555f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross int ret; 556f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross INFO("wait for %s\n", coldboot_done); 557f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross ret = wait_for_file(coldboot_done, COMMAND_RETRY_TIMEOUT); 558f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if (ret) 559f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross ERROR("Timed out waiting for %s\n", coldboot_done); 560f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross return ret; 561ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 562ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 5630d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin/* 5640d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * Writes 512 bytes of output from Hardware RNG (/dev/hw_random, backed 5650d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * by Linux kernel's hw_random framework) into Linux RNG's via /dev/urandom. 5660d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * Does nothing if Hardware RNG is not present. 5670d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * 5680d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * Since we don't yet trust the quality of Hardware RNG, these bytes are not 5690d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * mixed into the primary pool of Linux RNG and the entropy estimate is left 5700d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * unmodified. 5710d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * 5720d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * If the HW RNG device /dev/hw_random is present, we require that at least 5730d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * 512 bytes read from it are written into Linux RNG. QA is expected to catch 5740d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * devices/configurations where these I/O operations are blocking for a long 5750d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * time. We do not reboot or halt on failures, as this is a best-effort 5760d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * attempt. 5770d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin */ 5780d872d8bb4f5371200601b7615ea48993383befbAlex Klyubinstatic int mix_hwrng_into_linux_rng_action(int nargs, char **args) 5790d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin{ 5800d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin int result = -1; 5810d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin int hwrandom_fd = -1; 5820d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin int urandom_fd = -1; 5830d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin char buf[512]; 5840d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin ssize_t chunk_size; 5850d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin size_t total_bytes_written = 0; 5860d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 5870d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin hwrandom_fd = TEMP_FAILURE_RETRY( 5880d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin open("/dev/hw_random", O_RDONLY | O_NOFOLLOW)); 5890d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin if (hwrandom_fd == -1) { 5900d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin if (errno == ENOENT) { 5910d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin ERROR("/dev/hw_random not found\n"); 5920d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin /* It's not an error to not have a Hardware RNG. */ 5930d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin result = 0; 5940d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } else { 5950d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin ERROR("Failed to open /dev/hw_random: %s\n", strerror(errno)); 5960d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 5970d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin goto ret; 5980d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 5990d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 6000d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin urandom_fd = TEMP_FAILURE_RETRY( 6010d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin open("/dev/urandom", O_WRONLY | O_NOFOLLOW)); 6020d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin if (urandom_fd == -1) { 6030d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin ERROR("Failed to open /dev/urandom: %s\n", strerror(errno)); 6040d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin goto ret; 6050d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 6060d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 6070d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin while (total_bytes_written < sizeof(buf)) { 6080d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin chunk_size = TEMP_FAILURE_RETRY( 6090d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin read(hwrandom_fd, buf, sizeof(buf) - total_bytes_written)); 6100d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin if (chunk_size == -1) { 6110d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin ERROR("Failed to read from /dev/hw_random: %s\n", strerror(errno)); 6120d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin goto ret; 6130d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } else if (chunk_size == 0) { 6140d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin ERROR("Failed to read from /dev/hw_random: EOF\n"); 6150d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin goto ret; 6160d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 6170d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 6180d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin chunk_size = TEMP_FAILURE_RETRY(write(urandom_fd, buf, chunk_size)); 6190d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin if (chunk_size == -1) { 6200d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin ERROR("Failed to write to /dev/urandom: %s\n", strerror(errno)); 6210d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin goto ret; 6220d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 6230d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin total_bytes_written += chunk_size; 6240d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 6250d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 6260d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin INFO("Mixed %d bytes from /dev/hw_random into /dev/urandom", 6270d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin total_bytes_written); 6280d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin result = 0; 6290d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 6300d872d8bb4f5371200601b7615ea48993383befbAlex Klyubinret: 6310d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin if (hwrandom_fd != -1) { 6320d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin close(hwrandom_fd); 6330d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 6340d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin if (urandom_fd != -1) { 6350d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin close(urandom_fd); 6360d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin } 6370d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin memset(buf, 0, sizeof(buf)); 6380d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin return result; 6390d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin} 6400d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 641ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int keychord_init_action(int nargs, char **args) 642ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 643ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross keychord_init(); 644ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 645ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 646ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 647ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int console_init_action(int nargs, char **args) 6484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 6494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 650ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 651ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (console[0]) { 65211467189bc856c087de1fcc4b7abaf97220e3adaHong-Mei Li snprintf(console_name, sizeof(console_name), "/dev/%s", console); 653ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 654ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 655ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd = open(console_name, O_RDWR); 656ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (fd >= 0) 657ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross have_console = 1; 658ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross close(fd); 659ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 660ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if( load_565rle_image(INIT_IMAGE_FILE) ) { 661ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd = open("/dev/tty0", O_WRONLY); 662ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (fd >= 0) { 663ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross const char *msg; 664ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross msg = "\n" 665ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 666ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 667ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 668ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 669ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 670ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" // console is 40 cols x 30 lines 671ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 672ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 673ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 674ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 675ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 676ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 677ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 678ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross " A N D R O I D "; 679ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross write(fd, msg, strlen(msg)); 680ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross close(fd); 681ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 682ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 683ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 684ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 685ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 6865511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavinstatic void import_kernel_nv(char *name, int for_emulator) 6875511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin{ 6885511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin char *value = strchr(name, '='); 6895511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin int name_len = strlen(name); 6905511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6915511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (value == 0) return; 6925511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin *value++ = 0; 6935511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (name_len == 0) return; 6945511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6955511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (for_emulator) { 6965511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* in the emulator, export any kernel option with the 6975511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * ro.kernel. prefix */ 6985511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin char buff[PROP_NAME_MAX]; 6995511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin int len = snprintf( buff, sizeof(buff), "ro.kernel.%s", name ); 7005511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7015511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (len < (int)sizeof(buff)) 7025511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set( buff, value ); 7035511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin return; 7045511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } 7055511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7065511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (!strcmp(name,"qemu")) { 7075511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin strlcpy(qemu, value, sizeof(qemu)); 7085511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } else if (!strncmp(name, "androidboot.", 12) && name_len > 12) { 7095511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *boot_prop_name = name + 12; 7105511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin char prop[PROP_NAME_MAX]; 7115511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin int cnt; 7125511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7135511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin cnt = snprintf(prop, sizeof(prop), "ro.boot.%s", boot_prop_name); 7145511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (cnt < PROP_NAME_MAX) 7155511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set(prop, value); 7165511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } 7175511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin} 7185511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7195511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavinstatic void export_kernel_boot_props(void) 720ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 721ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross char tmp[PROP_VALUE_MAX]; 7221a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross int ret; 7235511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin unsigned i; 7245511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin struct { 7255511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *src_prop; 7265511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *dest_prop; 7275511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *def_val; 7285511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } prop_map[] = { 7295511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.serialno", "ro.serialno", "", }, 7305511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.mode", "ro.bootmode", "unknown", }, 7315511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.baseband", "ro.baseband", "unknown", }, 7325511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.bootloader", "ro.bootloader", "unknown", }, 7335511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin }; 7345511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7355511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin for (i = 0; i < ARRAY_SIZE(prop_map); i++) { 7361a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross ret = property_get(prop_map[i].src_prop, tmp); 7375e484e9c439f8c065270209f32bdbfb731729250Colin Cross if (ret > 0) 7385e484e9c439f8c065270209f32bdbfb731729250Colin Cross property_set(prop_map[i].dest_prop, tmp); 7395e484e9c439f8c065270209f32bdbfb731729250Colin Cross else 7401a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross property_set(prop_map[i].dest_prop, prop_map[i].def_val); 7415511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } 742ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 7431a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross ret = property_get("ro.boot.console", tmp); 7441a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross if (ret) 7451a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross strlcpy(console, tmp, sizeof(console)); 7465511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7475511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* save a copy for init's usage during boot */ 7481a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross property_get("ro.bootmode", tmp); 7491a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross strlcpy(bootmode, tmp, sizeof(bootmode)); 7505511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7515511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* if this was given on kernel command line, override what we read 7525511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * before (e.g. from /proc/cpuinfo), if anything */ 7531a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross ret = property_get("ro.boot.hardware", tmp); 7541a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross if (ret) 7551a6f4c3bf29a4d474c4582e70fb279d0d28fb7f1Colin Cross strlcpy(hardware, tmp, sizeof(hardware)); 7565511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set("ro.hardware", hardware); 757ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 7585511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin snprintf(tmp, PROP_VALUE_MAX, "%d", revision); 7595511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set("ro.revision", tmp); 7605511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7615511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* TODO: these are obsolete. We should delete them */ 762ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!strcmp(bootmode,"factory")) 763ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set("ro.factorytest", "1"); 764ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else if (!strcmp(bootmode,"factory2")) 765ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set("ro.factorytest", "2"); 766ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else 767ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set("ro.factorytest", "0"); 7685511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin} 769ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 7705511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavinstatic void process_kernel_cmdline(void) 7715511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin{ 7725511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* don't expose the raw commandline to nonpriv processes */ 7735511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin chmod("/proc/cmdline", 0440); 774ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 7755511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* first pass does the common stuff, and finds if we are in qemu. 7765511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * second pass is only necessary for qemu to export all kernel params 7775511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * as props. 7785511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin */ 7795511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin import_kernel_cmdline(0, import_kernel_nv); 7805511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (qemu[0]) 7815511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin import_kernel_cmdline(1, import_kernel_nv); 7825511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7835511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* now propogate the info given on command line to internal variables 7845511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * used by init as well as the current required properties 7855511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin */ 7865511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin export_kernel_boot_props(); 787ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 788ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 789ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int property_service_init_action(int nargs, char **args) 790ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 791ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross /* read any property files on system or data and 792ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross * fire up the property service. This must happen 793ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross * after the ro.foo properties are set above so 794ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross * that /data/local.prop cannot interfere with them. 795ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross */ 796ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross start_property_service(); 797ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 798ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 799ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 800ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int signal_init_action(int nargs, char **args) 801ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 802ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross signal_init(); 803ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 804ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 805ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 806ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int check_startup_action(int nargs, char **args) 807ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 808ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross /* make sure we actually have all the pieces we need */ 809f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if ((get_property_set_fd() < 0) || 810ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross (get_signal_fd() < 0)) { 811ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ERROR("init startup failure\n"); 812ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross exit(1); 813ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 8148d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland 8158d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland /* signal that we hit this point */ 8168d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland unlink("/dev/.booting"); 8178d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland 818ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 819ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 820ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 821ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int queue_property_triggers_action(int nargs, char **args) 822ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 823ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_all_property_triggers(); 824ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross /* enable property triggers */ 825ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_triggers_enabled = 1; 826ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 827ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 828ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 829ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross#if BOOTCHART 830ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int bootchart_init_action(int nargs, char **args) 831ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 832ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross bootchart_count = bootchart_init(); 833ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (bootchart_count < 0) { 834ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ERROR("bootcharting init failure\n"); 835ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } else if (bootchart_count > 0) { 836ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross NOTICE("bootcharting started (period=%d ms)\n", bootchart_count*BOOTCHART_POLLING_MS); 837ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } else { 838ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross NOTICE("bootcharting ignored\n"); 839ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 8409ab8190e418c9985ae1b92ad8fa2d20b2ed216e9Carl-Emil Lagerstedt 8419ab8190e418c9985ae1b92ad8fa2d20b2ed216e9Carl-Emil Lagerstedt return 0; 842ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 843ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross#endif 844ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 84563207cd20f2156bec937a85e789f07de0d1afa9drpcraigstatic const struct selinux_opt seopts_prop[] = { 84649be240735a06f44e1d91aa51dd299779ad36d96repo sync { SELABEL_OPT_PATH, "/data/security/property_contexts" }, 84763207cd20f2156bec937a85e789f07de0d1afa9drpcraig { SELABEL_OPT_PATH, "/property_contexts" }, 84863207cd20f2156bec937a85e789f07de0d1afa9drpcraig { 0, NULL } 84963207cd20f2156bec937a85e789f07de0d1afa9drpcraig}; 85063207cd20f2156bec937a85e789f07de0d1afa9drpcraig 85163207cd20f2156bec937a85e789f07de0d1afa9drpcraigstruct selabel_handle* selinux_android_prop_context_handle(void) 85263207cd20f2156bec937a85e789f07de0d1afa9drpcraig{ 85363207cd20f2156bec937a85e789f07de0d1afa9drpcraig int i = 0; 85463207cd20f2156bec937a85e789f07de0d1afa9drpcraig struct selabel_handle* sehandle = NULL; 85563207cd20f2156bec937a85e789f07de0d1afa9drpcraig while ((sehandle == NULL) && seopts_prop[i].value) { 85663207cd20f2156bec937a85e789f07de0d1afa9drpcraig sehandle = selabel_open(SELABEL_CTX_ANDROID_PROP, &seopts_prop[i], 1); 85763207cd20f2156bec937a85e789f07de0d1afa9drpcraig i++; 85863207cd20f2156bec937a85e789f07de0d1afa9drpcraig } 85963207cd20f2156bec937a85e789f07de0d1afa9drpcraig 86063207cd20f2156bec937a85e789f07de0d1afa9drpcraig if (!sehandle) { 86163207cd20f2156bec937a85e789f07de0d1afa9drpcraig ERROR("SELinux: Could not load property_contexts: %s\n", 86263207cd20f2156bec937a85e789f07de0d1afa9drpcraig strerror(errno)); 86363207cd20f2156bec937a85e789f07de0d1afa9drpcraig return NULL; 86463207cd20f2156bec937a85e789f07de0d1afa9drpcraig } 86563207cd20f2156bec937a85e789f07de0d1afa9drpcraig INFO("SELinux: Loaded property contexts from %s\n", seopts_prop[i - 1].value); 86663207cd20f2156bec937a85e789f07de0d1afa9drpcraig return sehandle; 86763207cd20f2156bec937a85e789f07de0d1afa9drpcraig} 86863207cd20f2156bec937a85e789f07de0d1afa9drpcraig 869ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalleyvoid selinux_init_all_handles(void) 870e46f9d510db9351682cf17c49115110870147335Stephen Smalley{ 871ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley sehandle = selinux_android_file_context_handle(); 87263207cd20f2156bec937a85e789f07de0d1afa9drpcraig sehandle_prop = selinux_android_prop_context_handle(); 873ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley} 874e46f9d510db9351682cf17c49115110870147335Stephen Smalley 8754838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevichstatic bool selinux_is_disabled(void) 8764838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich{ 8774838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich char tmp[PROP_VALUE_MAX]; 8784838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 8794838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich if (access("/sys/fs/selinux", F_OK) != 0) { 8804838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich /* SELinux is not compiled into the kernel, or has been disabled 8814838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich * via the kernel command line "selinux=0". 8824838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich */ 8834838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich return true; 8844838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich } 8854838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 8864838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich if ((property_get("ro.boot.selinux", tmp) != 0) && (strcmp(tmp, "disabled") == 0)) { 8874838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich /* SELinux is compiled into the kernel, but we've been told to disable it. */ 8884838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich return true; 8894838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich } 8904838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 8914838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich return false; 8924838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich} 8934838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 8944838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevichstatic bool selinux_is_enforcing(void) 8954838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich{ 8964838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich char tmp[PROP_VALUE_MAX]; 8974838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 8984838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich if (property_get("ro.boot.selinux", tmp) == 0) { 8994838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich /* Property is not set. Assume enforcing */ 9004838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich return true; 9014838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich } 9024838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 9034838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich if (strcmp(tmp, "permissive") == 0) { 9044838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich /* SELinux is in the kernel, but we've been told to go into permissive mode */ 9054838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich return false; 9064838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich } 9074838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 9084838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich if (strcmp(tmp, "enforcing") != 0) { 9094838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich ERROR("SELinux: Unknown value of ro.boot.selinux. Got: \"%s\". Assuming enforcing.\n", tmp); 9104838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich } 9114838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 9124838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich return true; 9134838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich} 9144838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 915ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalleyint selinux_reload_policy(void) 916ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley{ 9174838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich if (selinux_is_disabled()) { 9184838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich return -1; 9194838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich } 9204838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich 921ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley INFO("SELinux: Attempting to reload policy files\n"); 922e46f9d510db9351682cf17c49115110870147335Stephen Smalley 923ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley if (selinux_android_reload_policy() == -1) { 924ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley return -1; 925e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 926e46f9d510db9351682cf17c49115110870147335Stephen Smalley 927ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley if (sehandle) 928ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley selabel_close(sehandle); 929e46f9d510db9351682cf17c49115110870147335Stephen Smalley 93063207cd20f2156bec937a85e789f07de0d1afa9drpcraig if (sehandle_prop) 93163207cd20f2156bec937a85e789f07de0d1afa9drpcraig selabel_close(sehandle_prop); 93263207cd20f2156bec937a85e789f07de0d1afa9drpcraig 933ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley selinux_init_all_handles(); 934ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley return 0; 935e46f9d510db9351682cf17c49115110870147335Stephen Smalley} 93663207cd20f2156bec937a85e789f07de0d1afa9drpcraig 93763207cd20f2156bec937a85e789f07de0d1afa9drpcraigint audit_callback(void *data, security_class_t cls, char *buf, size_t len) 93863207cd20f2156bec937a85e789f07de0d1afa9drpcraig{ 93963207cd20f2156bec937a85e789f07de0d1afa9drpcraig snprintf(buf, len, "property=%s", !data ? "NULL" : (char *)data); 94063207cd20f2156bec937a85e789f07de0d1afa9drpcraig return 0; 94163207cd20f2156bec937a85e789f07de0d1afa9drpcraig} 94263207cd20f2156bec937a85e789f07de0d1afa9drpcraig 943b710ed21dec88c0dde8209264df054c842561589Nick Kralevichstatic void selinux_initialize(void) 944b710ed21dec88c0dde8209264df054c842561589Nick Kralevich{ 9454838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich if (selinux_is_disabled()) { 946b710ed21dec88c0dde8209264df054c842561589Nick Kralevich return; 947b710ed21dec88c0dde8209264df054c842561589Nick Kralevich } 948b710ed21dec88c0dde8209264df054c842561589Nick Kralevich 949b710ed21dec88c0dde8209264df054c842561589Nick Kralevich INFO("loading selinux policy\n"); 950b710ed21dec88c0dde8209264df054c842561589Nick Kralevich if (selinux_android_load_policy() < 0) { 951b710ed21dec88c0dde8209264df054c842561589Nick Kralevich ERROR("SELinux: Failed to load policy; rebooting into recovery mode\n"); 952b710ed21dec88c0dde8209264df054c842561589Nick Kralevich android_reboot(ANDROID_RB_RESTART2, 0, "recovery"); 953b710ed21dec88c0dde8209264df054c842561589Nick Kralevich while (1) { pause(); } // never reached 954b710ed21dec88c0dde8209264df054c842561589Nick Kralevich } 955b710ed21dec88c0dde8209264df054c842561589Nick Kralevich 956b710ed21dec88c0dde8209264df054c842561589Nick Kralevich selinux_init_all_handles(); 9574838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich bool is_enforcing = selinux_is_enforcing(); 9584838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich INFO("SELinux: security_setenforce(%d)\n", is_enforcing); 9594838aa1b7b0f279ae6194ab1606922e2d1540f90Nick Kralevich security_setenforce(is_enforcing); 960b710ed21dec88c0dde8209264df054c842561589Nick Kralevich} 961b710ed21dec88c0dde8209264df054c842561589Nick Kralevich 962ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossint main(int argc, char **argv) 963ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 964ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int fd_count = 0; 9654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct pollfd ufds[4]; 9664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *tmpdev; 9675ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project char* debuggable; 968ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross char tmp[32]; 969ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int property_set_fd_init = 0; 970ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int signal_fd_init = 0; 971ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int keychord_fd_init = 0; 972d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin bool is_charger = false; 9734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 974f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if (!strcmp(basename(argv[0]), "ueventd")) 975f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross return ueventd_main(argc, argv); 976f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross 977d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg if (!strcmp(basename(argv[0]), "watchdogd")) 978d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg return watchdogd_main(argc, argv); 979d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg 9804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* clear the umask */ 9814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project umask(0); 9824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 9834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Get the basic filesystem setup we need put 9844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * together in the initramdisk on / and then we'll 9854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * let the rc file figure out the rest. 9864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 9874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev", 0755); 9884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/proc", 0755); 9894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/sys", 0755); 9904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 991150f19e373f57c245609c2252be257b8a9ab15fdNick Kralevich mount("tmpfs", "/dev", "tmpfs", MS_NOSUID, "mode=0755"); 9924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev/pts", 0755); 9934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev/socket", 0755); 9944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("devpts", "/dev/pts", "devpts", 0, NULL); 9954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("proc", "/proc", "proc", 0, NULL); 9964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("sysfs", "/sys", "sysfs", 0, NULL); 9974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 9988d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland /* indicate that booting is in progress to background fw loaders, etc */ 9998d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland close(open("/dev/.booting", O_WRONLY | O_CREAT, 0000)); 10008d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland 10014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* We must have some place other than / to create the 10024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * device nodes for kmsg and null, otherwise we won't 10034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * be able to remount / read-only later on. 10044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Now that tmpfs is mounted on /dev, we can actually 10054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * talk to the outside world. 10064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 10074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project open_devnull_stdio(); 10088f91282ebe1963b9d27f8779ad1342302b293bd2Dima Zavin klog_init(); 10095511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_init(); 10102b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 1011f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross get_hardware_name(hardware, &revision); 1012d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin 10135511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin process_kernel_cmdline(); 10145511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 101563207cd20f2156bec937a85e789f07de0d1afa9drpcraig union selinux_callback cb; 101663207cd20f2156bec937a85e789f07de0d1afa9drpcraig cb.func_log = klog_write; 101763207cd20f2156bec937a85e789f07de0d1afa9drpcraig selinux_set_callback(SELINUX_CB_LOG, cb); 101863207cd20f2156bec937a85e789f07de0d1afa9drpcraig 101963207cd20f2156bec937a85e789f07de0d1afa9drpcraig cb.func_audit = audit_callback; 102063207cd20f2156bec937a85e789f07de0d1afa9drpcraig selinux_set_callback(SELINUX_CB_AUDIT, cb); 102163207cd20f2156bec937a85e789f07de0d1afa9drpcraig 1022b710ed21dec88c0dde8209264df054c842561589Nick Kralevich selinux_initialize(); 1023ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley /* These directories were necessarily created before initial policy load 1024e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley * and therefore need their security context restored to the proper value. 1025e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley * This must happen before /dev is populated by ueventd. 1026e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley */ 1027e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley restorecon("/dev"); 1028e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley restorecon("/dev/socket"); 10298e15eabdc0b40e68426eaf3179dc076d20df75b6Geremy Condra restorecon("/dev/__properties__"); 1030f29c533c49ab1c90eae612b1c454f2c6879a6658Nick Kralevich restorecon_recursive("/sys"); 1031e46f9d510db9351682cf17c49115110870147335Stephen Smalley 1032d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin is_charger = !strcmp(bootmode, "charger"); 1033d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin 1034d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin INFO("property init\n"); 10355511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (!is_charger) 10365511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_load_boot_defaults(); 1037d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin 1038d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin INFO("reading config file\n"); 1039d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin init_parse_config_file("/init.rc"); 10404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 10414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("early-init", action_add_queue_tail); 10424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1043f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross queue_builtin_action(wait_for_coldboot_done_action, "wait_for_coldboot_done"); 10440d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin queue_builtin_action(mix_hwrng_into_linux_rng_action, "mix_hwrng_into_linux_rng"); 1045ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(keychord_init_action, "keychord_init"); 1046ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(console_init_action, "console_init"); 10474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1048ca47cef7491caf6072984d9d64c768717baad09aDima Zavin /* execute all the boot actions to get us started */ 10494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("init", action_add_queue_tail); 1050ca47cef7491caf6072984d9d64c768717baad09aDima Zavin 1051ca47cef7491caf6072984d9d64c768717baad09aDima Zavin /* skip mounting filesystems in charger mode */ 1052d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin if (!is_charger) { 1053ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("early-fs", action_add_queue_tail); 1054ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("fs", action_add_queue_tail); 1055ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("post-fs", action_add_queue_tail); 1056ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("post-fs-data", action_add_queue_tail); 1057ca47cef7491caf6072984d9d64c768717baad09aDima Zavin } 10584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 10590d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin /* Repeat mix_hwrng_into_linux_rng in case /dev/hw_random or /dev/random 10600d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin * wasn't ready immediately after wait_for_coldboot_done 10610d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin */ 10620d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin queue_builtin_action(mix_hwrng_into_linux_rng_action, "mix_hwrng_into_linux_rng"); 10630d872d8bb4f5371200601b7615ea48993383befbAlex Klyubin 1064ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(property_service_init_action, "property_service_init"); 1065ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(signal_init_action, "signal_init"); 1066ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(check_startup_action, "check_startup"); 10674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1068d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin if (is_charger) { 1069ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("charger", action_add_queue_tail); 1070ca47cef7491caf6072984d9d64c768717baad09aDima Zavin } else { 1071ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("early-boot", action_add_queue_tail); 1072ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("boot", action_add_queue_tail); 1073ca47cef7491caf6072984d9d64c768717baad09aDima Zavin } 10744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 10754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* run all property triggers based on current state of the properties */ 1076469b7b2da84a62652342fd2f6006ca452cb1447dChris Dearman queue_builtin_action(queue_property_triggers_action, "queue_property_triggers"); 1077ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 10784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 10794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 1080ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(bootchart_init_action, "bootchart_init"); 10814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 10824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 10834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for(;;) { 10845ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project int nr, i, timeout = -1; 10854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1086ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross execute_one_command(); 10874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project restart_processes(); 10884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1089ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!property_set_fd_init && get_property_set_fd() > 0) { 1090ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].fd = get_property_set_fd(); 1091ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].events = POLLIN; 1092ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].revents = 0; 1093ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd_count++; 1094ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set_fd_init = 1; 1095ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 1096ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!signal_fd_init && get_signal_fd() > 0) { 1097ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].fd = get_signal_fd(); 1098ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].events = POLLIN; 1099ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].revents = 0; 1100ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd_count++; 1101ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross signal_fd_init = 1; 1102ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 1103ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!keychord_fd_init && get_keychord_fd() > 0) { 1104ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].fd = get_keychord_fd(); 1105ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].events = POLLIN; 1106ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].revents = 0; 1107ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd_count++; 1108ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross keychord_fd_init = 1; 1109ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 1110ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 11114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (process_needs_restart) { 11124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = (process_needs_restart - gettime()) * 1000; 11134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (timeout < 0) 11144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = 0; 11154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 11164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1117ebd4613bfc8d926503f7de38240529ce0b1997eeColin Cross if (!action_queue_empty() || cur_action) 1118ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross timeout = 0; 1119ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 11204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 11214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (bootchart_count > 0) { 11224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (timeout < 0 || timeout > BOOTCHART_POLLING_MS) 11234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = BOOTCHART_POLLING_MS; 11244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (bootchart_step() < 0 || --bootchart_count == 0) { 11254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project bootchart_finish(); 11264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project bootchart_count = 0; 11274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 11284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 11294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 1130ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 11315ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project nr = poll(ufds, fd_count, timeout); 11324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nr <= 0) 11334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project continue; 11344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1135ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross for (i = 0; i < fd_count; i++) { 1136ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (ufds[i].revents == POLLIN) { 1137f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if (ufds[i].fd == get_property_set_fd()) 1138ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross handle_property_set_fd(); 1139ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else if (ufds[i].fd == get_keychord_fd()) 1140ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross handle_keychord(); 1141ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else if (ufds[i].fd == get_signal_fd()) 1142ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross handle_signal(); 1143ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 11444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 11454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 11464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 11474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 11484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1149