init.c revision 01b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70
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> 3401b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich#include <sys/personality.h> 35e46f9d510db9351682cf17c49115110870147335Stephen Smalley 36e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 37e46f9d510db9351682cf17c49115110870147335Stephen Smalley#include <selinux/selinux.h> 38e46f9d510db9351682cf17c49115110870147335Stephen Smalley#include <selinux/label.h> 39ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley#include <selinux/android.h> 40e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 41e46f9d510db9351682cf17c49115110870147335Stephen Smalley 42f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross#include <libgen.h> 434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 44da04c52ab1036048520fca265cf02b61dca789e0Dima Zavin#include <cutils/list.h> 454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <cutils/sockets.h> 464e221f0077373b37ca70e862eface2987557295bSan Mehat#include <cutils/iosched_policy.h> 47f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross#include <private/android_filesystem_config.h> 484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <termios.h> 494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/system_properties.h> 514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "devices.h" 534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "init.h" 54ed8a7d84428ec945c48b6b53dc5a3a18fabaf683Colin Cross#include "log.h" 554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "property_service.h" 5635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project#include "bootchart.h" 579c5366ba55b1553b2d66f48e3d14fbd274a2944dColin Cross#include "signal_handler.h" 58a866695ebe3a396a0ec411c0f99e0921c74c0fd2Colin Cross#include "keychords.h" 596310a8261c922533a692fb3e74ece2da98d4bafaColin Cross#include "init_parser.h" 603899e9fc01cf608f19f716749c54cc5c4d17e766Colin Cross#include "util.h" 61f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross#include "ueventd.h" 62d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg#include "watchdogd.h" 634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 64e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 65e46f9d510db9351682cf17c49115110870147335Stephen Smalleystruct selabel_handle *sehandle; 6663207cd20f2156bec937a85e789f07de0d1afa9drpcraigstruct selabel_handle *sehandle_prop; 67e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 68e46f9d510db9351682cf17c49115110870147335Stephen Smalley 694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int property_triggers_enabled = 0; 704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int bootchart_count; 734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char console[32]; 764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char bootmode[32]; 774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char hardware[32]; 784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic unsigned revision = 0; 794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char qemu[32]; 804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 81e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 82e46f9d510db9351682cf17c49115110870147335Stephen Smalleystatic int selinux_enabled = 1; 83e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 84e46f9d510db9351682cf17c49115110870147335Stephen Smalley 85ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct action *cur_action = NULL; 86ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct command *cur_command = NULL; 87ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct listnode *command_queue = NULL; 88ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 899c5366ba55b1553b2d66f48e3d14fbd274a2944dColin Crossvoid notify_service_state(const char *name, const char *state) 904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char pname[PROP_NAME_MAX]; 924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int len = strlen(name); 934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((len + 10) > PROP_NAME_MAX) 944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(pname, sizeof(pname), "init.svc.%s", name); 964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set(pname, state); 974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int have_console; 1004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char *console_name = "/dev/console"; 1014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic time_t process_needs_restart; 1024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic const char *ENV[32]; 1044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* add_environment - add "key=value" to the current environment */ 1064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint add_environment(const char *key, const char *val) 1074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n; 1092b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 1104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; n < 31; n++) { 1114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!ENV[n]) { 1124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project size_t len = strlen(key) + strlen(val) + 2; 1134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *entry = malloc(len); 1144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(entry, len, "%s=%s", key, val); 1154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ENV[n] = entry; 1164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 1; 1214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void zap_stdio(void) 1244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 1264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/null", O_RDWR); 1274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 0); 1284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 1); 1294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 2); 1304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 1314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void open_console() 1344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 1364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((fd = open(console_name, O_RDWR)) < 0) { 1374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/null", O_RDWR); 1384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 13950fb5a69333e4eb0b5fc30fdeae54bc73243061dColin Cross ioctl(fd, TIOCSCTTY, 0); 1404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 0); 1414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 1); 1424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 2); 1434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 1444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void publish_socket(const char *name, int fd) 1474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char key[64] = ANDROID_SOCKET_ENV_PREFIX; 1494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char val[64]; 1504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(key + sizeof(ANDROID_SOCKET_ENV_PREFIX) - 1, 1524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project name, 1534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project sizeof(key) - sizeof(ANDROID_SOCKET_ENV_PREFIX)); 1544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(val, sizeof(val), "%d", fd); 1554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(key, val); 1564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* make sure we don't close-on-exec */ 1584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fcntl(fd, F_SETFD, 0); 1594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 161f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehatvoid service_start(struct service *svc, const char *dynamic_args) 1624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct stat s; 1644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project pid_t pid; 1654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int needs_console; 1664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n; 167e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 168e46f9d510db9351682cf17c49115110870147335Stephen Smalley char *scon = NULL; 169e46f9d510db9351682cf17c49115110870147335Stephen Smalley int rc; 170e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 171752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall /* starting a service removes it from the disabled or reset 1724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * state and immediately takes it out of the restarting 1734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * state if it was in there 1744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 175752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall svc->flags &= (~(SVC_DISABLED|SVC_RESTARTING|SVC_RESET)); 1764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->time_started = 0; 1772b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 1784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* running processes require no additional work -- if 1794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * they're in the process of exiting, we've ensured 1804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * that they will immediately restart on exit, unless 1814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * they are ONESHOT 1824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->flags & SVC_RUNNING) { 1844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project needs_console = (svc->flags & SVC_CONSOLE) ? 1 : 0; 1884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (needs_console && (!have_console)) { 1894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("service '%s' requires console\n", svc->name); 1904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 1914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (stat(svc->args[0], &s) != 0) { 1954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("cannot find '%s', disabling '%s'\n", svc->args[0], svc->name); 1964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 1974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 200f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if ((!(svc->flags & SVC_ONESHOT)) && dynamic_args) { 201d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat ERROR("service '%s' must be one-shot to use dynamic args, disabling\n", 202d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat svc->args[0]); 203f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc->flags |= SVC_DISABLED; 204f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat return; 205f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 206f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 207e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 208e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (is_selinux_enabled() > 0) { 209e46f9d510db9351682cf17c49115110870147335Stephen Smalley char *mycon = NULL, *fcon = NULL; 210e46f9d510db9351682cf17c49115110870147335Stephen Smalley 211e46f9d510db9351682cf17c49115110870147335Stephen Smalley INFO("computing context for service '%s'\n", svc->args[0]); 212e46f9d510db9351682cf17c49115110870147335Stephen Smalley rc = getcon(&mycon); 213e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (rc < 0) { 214e46f9d510db9351682cf17c49115110870147335Stephen Smalley ERROR("could not get context while starting '%s'\n", svc->name); 215e46f9d510db9351682cf17c49115110870147335Stephen Smalley return; 216e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 217e46f9d510db9351682cf17c49115110870147335Stephen Smalley 218e46f9d510db9351682cf17c49115110870147335Stephen Smalley rc = getfilecon(svc->args[0], &fcon); 219e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (rc < 0) { 220e46f9d510db9351682cf17c49115110870147335Stephen Smalley ERROR("could not get context while starting '%s'\n", svc->name); 221e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(mycon); 222e46f9d510db9351682cf17c49115110870147335Stephen Smalley return; 223e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 224e46f9d510db9351682cf17c49115110870147335Stephen Smalley 225e46f9d510db9351682cf17c49115110870147335Stephen Smalley rc = security_compute_create(mycon, fcon, string_to_security_class("process"), &scon); 226e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(mycon); 227e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(fcon); 228e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (rc < 0) { 229e46f9d510db9351682cf17c49115110870147335Stephen Smalley ERROR("could not get context while starting '%s'\n", svc->name); 230e46f9d510db9351682cf17c49115110870147335Stephen Smalley return; 231e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 232e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 233e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 234e46f9d510db9351682cf17c49115110870147335Stephen Smalley 2354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("starting '%s'\n", svc->name); 2364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project pid = fork(); 2384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (pid == 0) { 2404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct socketinfo *si; 2414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct svcenvinfo *ei; 2424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[32]; 2434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, sz; 2444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2456ebf12fe1bc2de7af4522349973e8bfcc71d6126Nick Kralevich umask(077); 24601b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich#ifdef __arm__ 24701b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich /* 24801b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * b/7188322 - Temporarily revert to the compat memory layout 24901b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * to avoid breaking third party apps. 25001b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * 25101b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * THIS WILL GO AWAY IN A FUTURE ANDROID RELEASE. 25201b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * 25301b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=7dbaa466 25401b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * changes the kernel mapping from bottom up to top-down. 25501b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * This breaks some programs which improperly embed 25601b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich * an out of date copy of Android's linker. 25701b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich */ 25801b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich int current = personality(0xffffFFFF); 25901b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich personality(current | ADDR_COMPAT_LAYOUT); 26001b1dee0ab7ad649760f9d8a7cead2a3f6d9cf70Nick Kralevich#endif 2613294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross if (properties_inited()) { 2623294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross get_property_workspace(&fd, &sz); 2633294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross sprintf(tmp, "%d,%d", dup(fd), sz); 2643294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross add_environment("ANDROID_PROPERTY_WORKSPACE", tmp); 2653294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross } 2664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (ei = svc->envvars; ei; ei = ei->next) 2684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(ei->name, ei->value); 2694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 270e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 271e46f9d510db9351682cf17c49115110870147335Stephen Smalley setsockcreatecon(scon); 272e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 273e46f9d510db9351682cf17c49115110870147335Stephen Smalley 2744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (si = svc->sockets; si; si = si->next) { 275912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood int socket_type = ( 276912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood !strcmp(si->type, "stream") ? SOCK_STREAM : 277912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood (!strcmp(si->type, "dgram") ? SOCK_DGRAM : SOCK_SEQPACKET)); 278912ff85b035e0e6bc109812c1ea5661ea4df5967Mike Lockwood int s = create_socket(si->name, socket_type, 2794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project si->perm, si->uid, si->gid); 2804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (s >= 0) { 2814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project publish_socket(si->name, s); 2824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 285e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 286e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(scon); 287e46f9d510db9351682cf17c49115110870147335Stephen Smalley scon = NULL; 288e46f9d510db9351682cf17c49115110870147335Stephen Smalley setsockcreatecon(NULL); 289e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 290e46f9d510db9351682cf17c49115110870147335Stephen Smalley 2914e221f0077373b37ca70e862eface2987557295bSan Mehat if (svc->ioprio_class != IoSchedClass_NONE) { 2924e221f0077373b37ca70e862eface2987557295bSan Mehat if (android_set_ioprio(getpid(), svc->ioprio_class, svc->ioprio_pri)) { 2934e221f0077373b37ca70e862eface2987557295bSan Mehat ERROR("Failed to set pid %d ioprio = %d,%d: %s\n", 2944e221f0077373b37ca70e862eface2987557295bSan Mehat getpid(), svc->ioprio_class, svc->ioprio_pri, strerror(errno)); 2954e221f0077373b37ca70e862eface2987557295bSan Mehat } 2964e221f0077373b37ca70e862eface2987557295bSan Mehat } 2974e221f0077373b37ca70e862eface2987557295bSan Mehat 2984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (needs_console) { 2994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setsid(); 3004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project open_console(); 3014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 3024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project zap_stdio(); 3034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if 0 3064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; svc->args[n]; n++) { 3074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("args[%d] = '%s'\n", n, svc->args[n]); 3084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; ENV[n]; n++) { 3104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("env[%d] = '%s'\n", n, ENV[n]); 3114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 3134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setpgid(0, getpid()); 3154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3165ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project /* as requested, set our gid, supplemental gids, and uid */ 3174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->gid) { 3182268718ee2b23936f6db88eff7af03762713c169Nick Kralevich if (setgid(svc->gid) != 0) { 3192268718ee2b23936f6db88eff7af03762713c169Nick Kralevich ERROR("setgid failed: %s\n", strerror(errno)); 3202268718ee2b23936f6db88eff7af03762713c169Nick Kralevich _exit(127); 3212268718ee2b23936f6db88eff7af03762713c169Nick Kralevich } 3224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->nr_supp_gids) { 3242268718ee2b23936f6db88eff7af03762713c169Nick Kralevich if (setgroups(svc->nr_supp_gids, svc->supp_gids) != 0) { 3252268718ee2b23936f6db88eff7af03762713c169Nick Kralevich ERROR("setgroups failed: %s\n", strerror(errno)); 3262268718ee2b23936f6db88eff7af03762713c169Nick Kralevich _exit(127); 3272268718ee2b23936f6db88eff7af03762713c169Nick Kralevich } 3284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->uid) { 3302268718ee2b23936f6db88eff7af03762713c169Nick Kralevich if (setuid(svc->uid) != 0) { 3312268718ee2b23936f6db88eff7af03762713c169Nick Kralevich ERROR("setuid failed: %s\n", strerror(errno)); 3322268718ee2b23936f6db88eff7af03762713c169Nick Kralevich _exit(127); 3332268718ee2b23936f6db88eff7af03762713c169Nick Kralevich } 3344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 336e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 337e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (svc->seclabel) { 338e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (is_selinux_enabled() > 0 && setexeccon(svc->seclabel) < 0) { 339e46f9d510db9351682cf17c49115110870147335Stephen Smalley ERROR("cannot setexeccon('%s'): %s\n", svc->seclabel, strerror(errno)); 340e46f9d510db9351682cf17c49115110870147335Stephen Smalley _exit(127); 341e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 342e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 343e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 344e46f9d510db9351682cf17c49115110870147335Stephen Smalley 3458ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat if (!dynamic_args) { 3468ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat if (execve(svc->args[0], (char**) svc->args, (char**) ENV) < 0) { 3478ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat ERROR("cannot execve('%s'): %s\n", svc->args[0], strerror(errno)); 3488ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat } 3498ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat } else { 3506310a8261c922533a692fb3e74ece2da98d4bafaColin Cross char *arg_ptrs[INIT_PARSER_MAXARGS+1]; 351d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat int arg_idx = svc->nargs; 352f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *tmp = strdup(dynamic_args); 353d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat char *next = tmp; 354d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat char *bword; 355f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 356f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat /* Copy the static arguments */ 357d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat memcpy(arg_ptrs, svc->args, (svc->nargs * sizeof(char *))); 358f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 359d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat while((bword = strsep(&next, " "))) { 360d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat arg_ptrs[arg_idx++] = bword; 3616310a8261c922533a692fb3e74ece2da98d4bafaColin Cross if (arg_idx == INIT_PARSER_MAXARGS) 362f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat break; 363f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 364f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat arg_ptrs[arg_idx] = '\0'; 365f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat execve(svc->args[0], (char**) arg_ptrs, (char**) ENV); 366165de92bf1bca1648b4df3047a8f274e0aff4ca9Ivan Djelic } 3674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project _exit(127); 3684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 370e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 371e46f9d510db9351682cf17c49115110870147335Stephen Smalley freecon(scon); 372e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 373e46f9d510db9351682cf17c49115110870147335Stephen Smalley 3744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (pid < 0) { 3754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("failed to start '%s'\n", svc->name); 3764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->pid = 0; 3774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 3784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->time_started = gettime(); 3814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->pid = pid; 3824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_RUNNING; 3834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3843294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross if (properties_inited()) 3853294bbbad9494eb4ca534624b96e39f8ed15aaf2Colin Cross notify_service_state(svc->name, "running"); 3864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 388752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall/* The how field should be either SVC_DISABLED or SVC_RESET */ 389752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrallstatic void service_stop_or_reset(struct service *svc, int how) 3904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* we are no longer running, nor should we 3924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * attempt to restart 3934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 3944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags &= (~(SVC_RUNNING|SVC_RESTARTING)); 3954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 396752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall if ((how != SVC_DISABLED) && (how != SVC_RESET)) { 397752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall /* Hrm, an illegal flag. Default to SVC_DISABLED */ 398752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall how = SVC_DISABLED; 399752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall } 4004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* if the service has not yet started, prevent 4014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * it from auto-starting with its class 4024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 403a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall if (how == SVC_RESET) { 404a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall svc->flags |= (svc->flags & SVC_RC_DISABLED) ? SVC_DISABLED : SVC_RESET; 405a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall } else { 406a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall svc->flags |= how; 407a286480f56012abdb4ef4ddab1c19a5c2316b7b8Ken Sumrall } 4084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->pid) { 4104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("service '%s' is being killed\n", svc->name); 411752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall kill(-svc->pid, SIGKILL); 4124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "stopping"); 4134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 4144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "stopped"); 4154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 418752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrallvoid service_reset(struct service *svc) 419752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall{ 420752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall service_stop_or_reset(svc, SVC_RESET); 421752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall} 422752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall 423752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrallvoid service_stop(struct service *svc) 424752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall{ 425752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall service_stop_or_reset(svc, SVC_DISABLED); 426752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall} 427752923c168009d03e9e00e590155fbd0a2880ccbKen Sumrall 4284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid property_changed(const char *name, const char *value) 4294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 430ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (property_triggers_enabled) 4314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project queue_property_triggers(name, value); 4324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void restart_service_if_needed(struct service *svc) 4354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project time_t next_start_time = svc->time_started + 5; 4374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (next_start_time <= gettime()) { 4394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags &= (~SVC_RESTARTING); 440f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 4414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 4424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((next_start_time < process_needs_restart) || 4454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project (process_needs_restart == 0)) { 4464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project process_needs_restart = next_start_time; 4474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void restart_processes() 4514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project process_needs_restart = 0; 4534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_flags(SVC_RESTARTING, 4544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project restart_service_if_needed); 4554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void msg_start(const char *name) 4584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 459f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat struct service *svc; 460f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *tmp = NULL; 461f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *args = NULL; 462f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 463f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if (!strchr(name, ':')) 464f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc = service_find_by_name(name); 465f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat else { 466f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat tmp = strdup(name); 467f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat args = strchr(tmp, ':'); 468f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat *args = '\0'; 469f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat args++; 470f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 471f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc = service_find_by_name(tmp); 472f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 4732b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 4744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 475f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, args); 4764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 4774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("no such service '%s'\n", name); 4784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 479f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if (tmp) 480f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat free(tmp); 4814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void msg_stop(const char *name) 4844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc = service_find_by_name(name); 4864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 4884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 4894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 490770354d7e6cd471daed426fcf04bf7246e7cb18bDima Zavin ERROR("no such service '%s'\n", name); 4914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid handle_control_message(const char *msg, const char *arg) 4954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(msg,"start")) { 4974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project msg_start(arg); 4984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(msg,"stop")) { 4994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project msg_stop(arg); 500cfa0d8439384a1aaa53d31fb720c234cabf796eeWink Saville } else if (!strcmp(msg,"restart")) { 501cfa0d8439384a1aaa53d31fb720c234cabf796eeWink Saville msg_stop(arg); 502cfa0d8439384a1aaa53d31fb720c234cabf796eeWink Saville msg_start(arg); 5034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("unknown control msg '%s'\n", msg); 5054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 508ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct command *get_first_command(struct action *act) 509ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 510ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross struct listnode *node; 511ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross node = list_head(&act->commands); 5123bea0790e23811d9139f5b39e9b126445fee061cDima Zavin if (!node || list_empty(&act->commands)) 513ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return NULL; 514ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 515ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return node_to_item(node, struct command, clist); 516ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 517ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 518ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic struct command *get_next_command(struct action *act, struct command *cmd) 5194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 5204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct listnode *node; 521ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross node = cmd->clist.next; 522ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!node) 523ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return NULL; 524ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (node == &act->commands) 525ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return NULL; 526ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 527ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return node_to_item(node, struct command, clist); 528ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 529ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 530ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int is_last_command(struct action *act, struct command *cmd) 531ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 532ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return (list_tail(&act->commands) == &cmd->clist); 533ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 534ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 535ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossvoid execute_one_command(void) 536ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 5374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int ret; 5384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 539ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!cur_action || !cur_command || is_last_command(cur_action, cur_command)) { 540ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross cur_action = action_remove_queue_head(); 541ebd4613bfc8d926503f7de38240529ce0b1997eeColin Cross cur_command = NULL; 542ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!cur_action) 543ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return; 544ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross INFO("processing action %p (%s)\n", cur_action, cur_action->name); 545ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross cur_command = get_first_command(cur_action); 546ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } else { 547ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross cur_command = get_next_command(cur_action, cur_command); 5484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 549ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 550ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!cur_command) 551ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return; 552ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 553ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ret = cur_command->func(cur_command->nargs, cur_command->args); 554ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross INFO("command '%s' r=%d\n", cur_command->args[0], ret); 5554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 557f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Crossstatic int wait_for_coldboot_done_action(int nargs, char **args) 558ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 559f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross int ret; 560f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross INFO("wait for %s\n", coldboot_done); 561f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross ret = wait_for_file(coldboot_done, COMMAND_RETRY_TIMEOUT); 562f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if (ret) 563f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross ERROR("Timed out waiting for %s\n", coldboot_done); 564f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross return ret; 565ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 566ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 567ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int keychord_init_action(int nargs, char **args) 568ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 569ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross keychord_init(); 570ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 571ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 572ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 573ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int console_init_action(int nargs, char **args) 5744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 5754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 5764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[PROP_VALUE_MAX]; 577ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 578ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (console[0]) { 579ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross snprintf(tmp, sizeof(tmp), "/dev/%s", console); 580ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross console_name = strdup(tmp); 581ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 582ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 583ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd = open(console_name, O_RDWR); 584ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (fd >= 0) 585ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross have_console = 1; 586ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross close(fd); 587ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 588ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if( load_565rle_image(INIT_IMAGE_FILE) ) { 589ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd = open("/dev/tty0", O_WRONLY); 590ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (fd >= 0) { 591ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross const char *msg; 592ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross msg = "\n" 593ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 594ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 595ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 596ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 597ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 598ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" // console is 40 cols x 30 lines 599ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 600ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 601ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 602ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 603ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 604ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 605ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross "\n" 606ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross " A N D R O I D "; 607ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross write(fd, msg, strlen(msg)); 608ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross close(fd); 609ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 610ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 611ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 612ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 613ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 6145511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavinstatic void import_kernel_nv(char *name, int for_emulator) 6155511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin{ 6165511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin char *value = strchr(name, '='); 6175511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin int name_len = strlen(name); 6185511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6195511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (value == 0) return; 6205511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin *value++ = 0; 6215511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (name_len == 0) return; 6225511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 623e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 624ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley if (!strcmp(name,"selinux")) { 625e46f9d510db9351682cf17c49115110870147335Stephen Smalley selinux_enabled = atoi(value); 626e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 627e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 628e46f9d510db9351682cf17c49115110870147335Stephen Smalley 6295511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (for_emulator) { 6305511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* in the emulator, export any kernel option with the 6315511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * ro.kernel. prefix */ 6325511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin char buff[PROP_NAME_MAX]; 6335511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin int len = snprintf( buff, sizeof(buff), "ro.kernel.%s", name ); 6345511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6355511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (len < (int)sizeof(buff)) 6365511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set( buff, value ); 6375511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin return; 6385511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } 6395511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6405511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (!strcmp(name,"qemu")) { 6415511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin strlcpy(qemu, value, sizeof(qemu)); 6425511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } else if (!strncmp(name, "androidboot.", 12) && name_len > 12) { 6435511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *boot_prop_name = name + 12; 6445511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin char prop[PROP_NAME_MAX]; 6455511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin int cnt; 6465511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6475511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin cnt = snprintf(prop, sizeof(prop), "ro.boot.%s", boot_prop_name); 6485511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (cnt < PROP_NAME_MAX) 6495511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set(prop, value); 6505511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } 6515511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin} 6525511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6535511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavinstatic void export_kernel_boot_props(void) 654ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 655ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross char tmp[PROP_VALUE_MAX]; 6565511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *pval; 6575511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin unsigned i; 6585511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin struct { 6595511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *src_prop; 6605511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *dest_prop; 6615511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin const char *def_val; 6625511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } prop_map[] = { 6635511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.serialno", "ro.serialno", "", }, 6645511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.mode", "ro.bootmode", "unknown", }, 6655511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.baseband", "ro.baseband", "unknown", }, 6665511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin { "ro.boot.bootloader", "ro.bootloader", "unknown", }, 6675511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin }; 6685511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6695511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin for (i = 0; i < ARRAY_SIZE(prop_map); i++) { 6705511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin pval = property_get(prop_map[i].src_prop); 6715511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set(prop_map[i].dest_prop, pval ?: prop_map[i].def_val); 6725511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin } 673ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 6745511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin pval = property_get("ro.boot.console"); 6755511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (pval) 6765511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin strlcpy(console, pval, sizeof(console)); 6775511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6785511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* save a copy for init's usage during boot */ 6795511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin strlcpy(bootmode, property_get("ro.bootmode"), sizeof(bootmode)); 6805511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6815511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* if this was given on kernel command line, override what we read 6825511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * before (e.g. from /proc/cpuinfo), if anything */ 6835511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin pval = property_get("ro.boot.hardware"); 6845511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (pval) 6855511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin strlcpy(hardware, pval, sizeof(hardware)); 6865511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set("ro.hardware", hardware); 687ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 6885511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin snprintf(tmp, PROP_VALUE_MAX, "%d", revision); 6895511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_set("ro.revision", tmp); 6905511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 6915511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* TODO: these are obsolete. We should delete them */ 692ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!strcmp(bootmode,"factory")) 693ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set("ro.factorytest", "1"); 694ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else if (!strcmp(bootmode,"factory2")) 695ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set("ro.factorytest", "2"); 696ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else 697ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set("ro.factorytest", "0"); 6985511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin} 699ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 7005511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavinstatic void process_kernel_cmdline(void) 7015511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin{ 7025511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* don't expose the raw commandline to nonpriv processes */ 7035511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin chmod("/proc/cmdline", 0440); 704ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 7055511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* first pass does the common stuff, and finds if we are in qemu. 7065511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * second pass is only necessary for qemu to export all kernel params 7075511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * as props. 7085511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin */ 7095511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin import_kernel_cmdline(0, import_kernel_nv); 7105511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (qemu[0]) 7115511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin import_kernel_cmdline(1, import_kernel_nv); 7125511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 7135511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin /* now propogate the info given on command line to internal variables 7145511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin * used by init as well as the current required properties 7155511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin */ 7165511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin export_kernel_boot_props(); 717ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 718ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 719ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int property_service_init_action(int nargs, char **args) 720ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 721ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross /* read any property files on system or data and 722ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross * fire up the property service. This must happen 723ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross * after the ro.foo properties are set above so 724ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross * that /data/local.prop cannot interfere with them. 725ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross */ 726ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross start_property_service(); 727ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 728ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 729ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 730ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int signal_init_action(int nargs, char **args) 731ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 732ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross signal_init(); 733ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 734ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 735ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 736ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int check_startup_action(int nargs, char **args) 737ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 738ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross /* make sure we actually have all the pieces we need */ 739f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if ((get_property_set_fd() < 0) || 740ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross (get_signal_fd() < 0)) { 741ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ERROR("init startup failure\n"); 742ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross exit(1); 743ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 7448d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland 7458d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland /* signal that we hit this point */ 7468d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland unlink("/dev/.booting"); 7478d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland 748ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 749ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 750ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 751ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int queue_property_triggers_action(int nargs, char **args) 752ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 753ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_all_property_triggers(); 754ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross /* enable property triggers */ 755ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_triggers_enabled = 1; 756ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross return 0; 757ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 758ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 759ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross#if BOOTCHART 760ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossstatic int bootchart_init_action(int nargs, char **args) 761ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 762ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross bootchart_count = bootchart_init(); 763ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (bootchart_count < 0) { 764ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ERROR("bootcharting init failure\n"); 765ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } else if (bootchart_count > 0) { 766ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross NOTICE("bootcharting started (period=%d ms)\n", bootchart_count*BOOTCHART_POLLING_MS); 767ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } else { 768ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross NOTICE("bootcharting ignored\n"); 769ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 7709ab8190e418c9985ae1b92ad8fa2d20b2ed216e9Carl-Emil Lagerstedt 7719ab8190e418c9985ae1b92ad8fa2d20b2ed216e9Carl-Emil Lagerstedt return 0; 772ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross} 773ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross#endif 774ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 775e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 77663207cd20f2156bec937a85e789f07de0d1afa9drpcraigstatic const struct selinux_opt seopts_prop[] = { 77763207cd20f2156bec937a85e789f07de0d1afa9drpcraig { SELABEL_OPT_PATH, "/data/system/property_contexts" }, 77863207cd20f2156bec937a85e789f07de0d1afa9drpcraig { SELABEL_OPT_PATH, "/property_contexts" }, 77963207cd20f2156bec937a85e789f07de0d1afa9drpcraig { 0, NULL } 78063207cd20f2156bec937a85e789f07de0d1afa9drpcraig}; 78163207cd20f2156bec937a85e789f07de0d1afa9drpcraig 78263207cd20f2156bec937a85e789f07de0d1afa9drpcraigstruct selabel_handle* selinux_android_prop_context_handle(void) 78363207cd20f2156bec937a85e789f07de0d1afa9drpcraig{ 78463207cd20f2156bec937a85e789f07de0d1afa9drpcraig int i = 0; 78563207cd20f2156bec937a85e789f07de0d1afa9drpcraig struct selabel_handle* sehandle = NULL; 78663207cd20f2156bec937a85e789f07de0d1afa9drpcraig while ((sehandle == NULL) && seopts_prop[i].value) { 78763207cd20f2156bec937a85e789f07de0d1afa9drpcraig sehandle = selabel_open(SELABEL_CTX_ANDROID_PROP, &seopts_prop[i], 1); 78863207cd20f2156bec937a85e789f07de0d1afa9drpcraig i++; 78963207cd20f2156bec937a85e789f07de0d1afa9drpcraig } 79063207cd20f2156bec937a85e789f07de0d1afa9drpcraig 79163207cd20f2156bec937a85e789f07de0d1afa9drpcraig if (!sehandle) { 79263207cd20f2156bec937a85e789f07de0d1afa9drpcraig ERROR("SELinux: Could not load property_contexts: %s\n", 79363207cd20f2156bec937a85e789f07de0d1afa9drpcraig strerror(errno)); 79463207cd20f2156bec937a85e789f07de0d1afa9drpcraig return NULL; 79563207cd20f2156bec937a85e789f07de0d1afa9drpcraig } 79663207cd20f2156bec937a85e789f07de0d1afa9drpcraig INFO("SELinux: Loaded property contexts from %s\n", seopts_prop[i - 1].value); 79763207cd20f2156bec937a85e789f07de0d1afa9drpcraig return sehandle; 79863207cd20f2156bec937a85e789f07de0d1afa9drpcraig} 79963207cd20f2156bec937a85e789f07de0d1afa9drpcraig 800ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalleyvoid selinux_init_all_handles(void) 801e46f9d510db9351682cf17c49115110870147335Stephen Smalley{ 802ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley sehandle = selinux_android_file_context_handle(); 80363207cd20f2156bec937a85e789f07de0d1afa9drpcraig sehandle_prop = selinux_android_prop_context_handle(); 804ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley} 805e46f9d510db9351682cf17c49115110870147335Stephen Smalley 806ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalleyint selinux_reload_policy(void) 807ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley{ 808e46f9d510db9351682cf17c49115110870147335Stephen Smalley if (!selinux_enabled) { 809ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley return -1; 810e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 811e46f9d510db9351682cf17c49115110870147335Stephen Smalley 812ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley INFO("SELinux: Attempting to reload policy files\n"); 813e46f9d510db9351682cf17c49115110870147335Stephen Smalley 814ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley if (selinux_android_reload_policy() == -1) { 815ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley return -1; 816e46f9d510db9351682cf17c49115110870147335Stephen Smalley } 817e46f9d510db9351682cf17c49115110870147335Stephen Smalley 818ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley if (sehandle) 819ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley selabel_close(sehandle); 820e46f9d510db9351682cf17c49115110870147335Stephen Smalley 82163207cd20f2156bec937a85e789f07de0d1afa9drpcraig if (sehandle_prop) 82263207cd20f2156bec937a85e789f07de0d1afa9drpcraig selabel_close(sehandle_prop); 82363207cd20f2156bec937a85e789f07de0d1afa9drpcraig 824ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley selinux_init_all_handles(); 825ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley return 0; 826e46f9d510db9351682cf17c49115110870147335Stephen Smalley} 82763207cd20f2156bec937a85e789f07de0d1afa9drpcraig 82863207cd20f2156bec937a85e789f07de0d1afa9drpcraigint audit_callback(void *data, security_class_t cls, char *buf, size_t len) 82963207cd20f2156bec937a85e789f07de0d1afa9drpcraig{ 83063207cd20f2156bec937a85e789f07de0d1afa9drpcraig snprintf(buf, len, "property=%s", !data ? "NULL" : (char *)data); 83163207cd20f2156bec937a85e789f07de0d1afa9drpcraig return 0; 83263207cd20f2156bec937a85e789f07de0d1afa9drpcraig} 83363207cd20f2156bec937a85e789f07de0d1afa9drpcraig 834e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 835e46f9d510db9351682cf17c49115110870147335Stephen Smalley 836ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Crossint main(int argc, char **argv) 837ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross{ 838ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int fd_count = 0; 8394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct pollfd ufds[4]; 8404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *tmpdev; 8415ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project char* debuggable; 842ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross char tmp[32]; 843ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int property_set_fd_init = 0; 844ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int signal_fd_init = 0; 845ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross int keychord_fd_init = 0; 846d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin bool is_charger = false; 8474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 848f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if (!strcmp(basename(argv[0]), "ueventd")) 849f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross return ueventd_main(argc, argv); 850f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross 851d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg if (!strcmp(basename(argv[0]), "watchdogd")) 852d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg return watchdogd_main(argc, argv); 853d97d9074ba818de5af45ce4e0f5c30053ae467d0Arve Hjønnevåg 8544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* clear the umask */ 8554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project umask(0); 8564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Get the basic filesystem setup we need put 8584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * together in the initramdisk on / and then we'll 8594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * let the rc file figure out the rest. 8604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 8614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev", 0755); 8624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/proc", 0755); 8634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/sys", 0755); 8644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 865150f19e373f57c245609c2252be257b8a9ab15fdNick Kralevich mount("tmpfs", "/dev", "tmpfs", MS_NOSUID, "mode=0755"); 8664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev/pts", 0755); 8674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev/socket", 0755); 8684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("devpts", "/dev/pts", "devpts", 0, NULL); 8694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("proc", "/proc", "proc", 0, NULL); 8704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("sysfs", "/sys", "sysfs", 0, NULL); 8714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8728d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland /* indicate that booting is in progress to background fw loaders, etc */ 8738d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland close(open("/dev/.booting", O_WRONLY | O_CREAT, 0000)); 8748d48c8e45724c7103f0ace7885d339e49399908bBrian Swetland 8754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* We must have some place other than / to create the 8764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * device nodes for kmsg and null, otherwise we won't 8774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * be able to remount / read-only later on. 8784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Now that tmpfs is mounted on /dev, we can actually 8794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * talk to the outside world. 8804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 8814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project open_devnull_stdio(); 8828f91282ebe1963b9d27f8779ad1342302b293bd2Dima Zavin klog_init(); 8835511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_init(); 8842b99543cef1b8b0aa8cca39544939910035117b0Vladimir Chtchetkine 885f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross get_hardware_name(hardware, &revision); 886d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin 8875511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin process_kernel_cmdline(); 8885511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin 889e46f9d510db9351682cf17c49115110870147335Stephen Smalley#ifdef HAVE_SELINUX 89063207cd20f2156bec937a85e789f07de0d1afa9drpcraig union selinux_callback cb; 89163207cd20f2156bec937a85e789f07de0d1afa9drpcraig cb.func_log = klog_write; 89263207cd20f2156bec937a85e789f07de0d1afa9drpcraig selinux_set_callback(SELINUX_CB_LOG, cb); 89363207cd20f2156bec937a85e789f07de0d1afa9drpcraig 89463207cd20f2156bec937a85e789f07de0d1afa9drpcraig cb.func_audit = audit_callback; 89563207cd20f2156bec937a85e789f07de0d1afa9drpcraig selinux_set_callback(SELINUX_CB_AUDIT, cb); 89663207cd20f2156bec937a85e789f07de0d1afa9drpcraig 897e46f9d510db9351682cf17c49115110870147335Stephen Smalley INFO("loading selinux policy\n"); 898ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley if (selinux_enabled) { 899ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley if (selinux_android_load_policy() < 0) { 900ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley selinux_enabled = 0; 901ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley INFO("SELinux: Disabled due to failed policy load\n"); 902ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley } else { 903ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley selinux_init_all_handles(); 904ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley } 905ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley } else { 906ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley INFO("SELinux: Disabled by command line option\n"); 907ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley } 908ae6f3d7c05070f7e0e56fe0056c8923c6ee2f473Stephen Smalley /* These directories were necessarily created before initial policy load 909e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley * and therefore need their security context restored to the proper value. 910e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley * This must happen before /dev is populated by ueventd. 911e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley */ 912e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley restorecon("/dev"); 913e096e36e50b4b66638ebc4d3c09c2ee35f538dfaStephen Smalley restorecon("/dev/socket"); 914e46f9d510db9351682cf17c49115110870147335Stephen Smalley#endif 915e46f9d510db9351682cf17c49115110870147335Stephen Smalley 916d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin is_charger = !strcmp(bootmode, "charger"); 917d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin 918d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin INFO("property init\n"); 9195511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin if (!is_charger) 9205511c84a50617d1b3c280beb49de38ed1aae21c6Dima Zavin property_load_boot_defaults(); 921d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin 922d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin INFO("reading config file\n"); 923d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin init_parse_config_file("/init.rc"); 9244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 9254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("early-init", action_add_queue_tail); 9264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 927f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross queue_builtin_action(wait_for_coldboot_done_action, "wait_for_coldboot_done"); 928ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(keychord_init_action, "keychord_init"); 929ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(console_init_action, "console_init"); 9304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 931ca47cef7491caf6072984d9d64c768717baad09aDima Zavin /* execute all the boot actions to get us started */ 9324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("init", action_add_queue_tail); 933ca47cef7491caf6072984d9d64c768717baad09aDima Zavin 934ca47cef7491caf6072984d9d64c768717baad09aDima Zavin /* skip mounting filesystems in charger mode */ 935d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin if (!is_charger) { 936ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("early-fs", action_add_queue_tail); 937ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("fs", action_add_queue_tail); 938ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("post-fs", action_add_queue_tail); 939ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("post-fs-data", action_add_queue_tail); 940ca47cef7491caf6072984d9d64c768717baad09aDima Zavin } 9414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 942ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(property_service_init_action, "property_service_init"); 943ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(signal_init_action, "signal_init"); 944ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(check_startup_action, "check_startup"); 9454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 946d7634c9cdad7bec39294a993b0bc898eaf709829Dima Zavin if (is_charger) { 947ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("charger", action_add_queue_tail); 948ca47cef7491caf6072984d9d64c768717baad09aDima Zavin } else { 949ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("early-boot", action_add_queue_tail); 950ca47cef7491caf6072984d9d64c768717baad09aDima Zavin action_for_each_trigger("boot", action_add_queue_tail); 951ca47cef7491caf6072984d9d64c768717baad09aDima Zavin } 9524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 9534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* run all property triggers based on current state of the properties */ 954469b7b2da84a62652342fd2f6006ca452cb1447dChris Dearman queue_builtin_action(queue_property_triggers_action, "queue_property_triggers"); 955ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 9564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 9574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 958ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross queue_builtin_action(bootchart_init_action, "bootchart_init"); 9594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 9604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 9614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for(;;) { 9625ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project int nr, i, timeout = -1; 9634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 964ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross execute_one_command(); 9654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project restart_processes(); 9664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 967ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!property_set_fd_init && get_property_set_fd() > 0) { 968ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].fd = get_property_set_fd(); 969ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].events = POLLIN; 970ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].revents = 0; 971ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd_count++; 972ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross property_set_fd_init = 1; 973ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 974ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!signal_fd_init && get_signal_fd() > 0) { 975ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].fd = get_signal_fd(); 976ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].events = POLLIN; 977ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].revents = 0; 978ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd_count++; 979ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross signal_fd_init = 1; 980ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 981ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (!keychord_fd_init && get_keychord_fd() > 0) { 982ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].fd = get_keychord_fd(); 983ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].events = POLLIN; 984ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross ufds[fd_count].revents = 0; 985ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross fd_count++; 986ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross keychord_fd_init = 1; 987ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 988ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 9894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (process_needs_restart) { 9904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = (process_needs_restart - gettime()) * 1000; 9914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (timeout < 0) 9924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = 0; 9934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 9944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 995ebd4613bfc8d926503f7de38240529ce0b1997eeColin Cross if (!action_queue_empty() || cur_action) 996ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross timeout = 0; 997ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 9984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 9994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (bootchart_count > 0) { 10004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (timeout < 0 || timeout > BOOTCHART_POLLING_MS) 10014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = BOOTCHART_POLLING_MS; 10024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (bootchart_step() < 0 || --bootchart_count == 0) { 10034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project bootchart_finish(); 10044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project bootchart_count = 0; 10054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 10064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 10074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 1008ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross 10095ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project nr = poll(ufds, fd_count, timeout); 10104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nr <= 0) 10114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project continue; 10124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1013ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross for (i = 0; i < fd_count; i++) { 1014ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross if (ufds[i].revents == POLLIN) { 1015f83d0b9af5cbe4440cc41ceaa8a7806a13c86282Colin Cross if (ufds[i].fd == get_property_set_fd()) 1016ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross handle_property_set_fd(); 1017ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else if (ufds[i].fd == get_keychord_fd()) 1018ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross handle_keychord(); 1019ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross else if (ufds[i].fd == get_signal_fd()) 1020ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross handle_signal(); 1021ebc6ff105a114ff5b5465e64fa0f3889730da19dColin Cross } 10224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 10234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 10244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 10254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 10264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1027