utils.cpp revision cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5
1f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross/* 2f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * Copyright (C) 2008 The Android Open Source Project 3f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * 4f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * Licensed under the Apache License, Version 2.0 (the "License"); 5f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * you may not use this file except in compliance with the License. 6f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * You may obtain a copy of the License at 7f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * 8f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * http://www.apache.org/licenses/LICENSE-2.0 9f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * 10f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * Unless required by applicable law or agreed to in writing, software 11f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * distributed under the License is distributed on an "AS IS" BASIS, 12f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * See the License for the specific language governing permissions and 14f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross * limitations under the License. 15f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross */ 16f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 17f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <dirent.h> 18f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <errno.h> 19f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <fcntl.h> 20f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <limits.h> 21f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <poll.h> 22f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <signal.h> 23f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <stdarg.h> 24f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <stdio.h> 25f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <stdlib.h> 2636b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme#include <string> 27f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <string.h> 28cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme#include <sys/capability.h> 29f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <sys/inotify.h> 30f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <sys/stat.h> 31a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn#include <sys/sysconf.h> 32f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <sys/time.h> 33f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <sys/wait.h> 34f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <sys/klog.h> 35f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <time.h> 36f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <unistd.h> 3736b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme#include <vector> 38e7b6cf13f94f66ea446c95ab34040b0a577e43dcJohn Michelau#include <sys/prctl.h> 39f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 4071bbfc57974331dce79242ce806d92035fce06baFelipe Leme#define LOG_TAG "dumpstate" 41bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown#include <cutils/debugger.h> 4271bbfc57974331dce79242ce806d92035fce06baFelipe Leme#include <cutils/log.h> 43f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <cutils/properties.h> 44f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <cutils/sockets.h> 45f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include <private/android_filesystem_config.h> 46f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 47957983787d7a753d34b582ae0165160f4ebf815cRobert Craig#include <selinux/android.h> 48957983787d7a753d34b582ae0165160f4ebf815cRobert Craig 49f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross#include "dumpstate.h" 50f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 511dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brownstatic const int64_t NANOS_PER_SEC = 1000000000; 521dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown 53bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown/* list of native processes to include in the native dumps */ 54bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brownstatic const char* native_processes_to_dump[] = { 559609bbd79668dbc3c8c16c773c92637de98bfa70Andy Hung "/system/bin/audioserver", 56f5248da50134b087cbe8b58d2e1d2310537911e3Chien-Yu Chen "/system/bin/cameraserver", 571fc4f80fc38f782f128102795481924a97a2d3c5James Dong "/system/bin/drmserver", 58bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown "/system/bin/mediaserver", 59bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown "/system/bin/sdcard", 60bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown "/system/bin/surfaceflinger", 61d907b32052aca02ad679e6ae786848d328723080keunyoung "/system/bin/vehicle_network_service", 62bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown NULL, 63bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown}; 64bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown 65608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe LemeDurationReporter::DurationReporter(const char *title) : DurationReporter(title, stdout) {} 66608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme 67608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe LemeDurationReporter::DurationReporter(const char *title, FILE *out) { 6878f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme title_ = title; 6978f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme if (title) { 7078f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme started_ = DurationReporter::nanotime(); 7178f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme } 72608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme out_ = out; 7378f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme} 7478f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme 7578f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe LemeDurationReporter::~DurationReporter() { 7678f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme if (title_) { 7778f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme uint64_t elapsed = DurationReporter::nanotime() - started_; 7878f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme // Use "Yoda grammar" to make it easier to grep|sort sections. 79608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme if (out_) { 80608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme fprintf(out_, "------ %.3fs was the duration of '%s' ------\n", 81608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme (float) elapsed / NANOS_PER_SEC, title_); 82608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme } else { 83cbce55d4fdbdd2e5a5515054c48d2116c5db2712Felipe Leme MYLOGD("Duration of '%s': %.3fs\n", title_, (float) elapsed / NANOS_PER_SEC); 84608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme } 8578f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme } 8678f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme} 8778f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme 8878f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Lemeuint64_t DurationReporter::DurationReporter::nanotime() { 8954bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris struct timespec ts; 9054bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris clock_gettime(CLOCK_MONOTONIC, &ts); 9178f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme return (uint64_t) ts.tv_sec * NANOS_PER_SEC + ts.tv_nsec; 9254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris} 9354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris 945ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlockvoid for_each_userid(void (*func)(int), const char *header) { 9593d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(); 965ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock DIR *d; 975ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock struct dirent *de; 985ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock 995ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock if (header) printf("\n------ %s ------\n", header); 1005ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock func(0); 1015ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock 1025ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock if (!(d = opendir("/data/system/users"))) { 1035ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock printf("Failed to open /data/system/users (%s)\n", strerror(errno)); 1045ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock return; 1055ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock } 1065ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock 1075ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock while ((de = readdir(d))) { 1085ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock int userid; 1095ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock if (de->d_type != DT_DIR || !(userid = atoi(de->d_name))) { 1105ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock continue; 1115ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock } 1125ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock func(userid); 1135ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock } 1145ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock 1155ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock closedir(d); 1165ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock} 1175ecd4beef8f10f91febf916414c65d3d0e1cf734John Spurlock 1180c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Crossstatic void __for_each_pid(void (*helper)(int, const char *, void *), const char *header, void *arg) { 119f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross DIR *d; 120f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross struct dirent *de; 121f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 122f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (!(d = opendir("/proc"))) { 123f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("Failed to open /proc (%s)\n", strerror(errno)); 124f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return; 125f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 126f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 127635ca31754ae734b0c540ac5600d58ae55cd4237Felipe Leme if (header) printf("\n------ %s ------\n", header); 128f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross while ((de = readdir(d))) { 129f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross int pid; 130f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross int fd; 131f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char cmdpath[255]; 132f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char cmdline[255]; 133f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 134f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (!(pid = atoi(de->d_name))) { 135f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross continue; 136f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 137f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 138f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross memset(cmdline, 0, sizeof(cmdline)); 139a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 140a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprintf(cmdpath, sizeof(cmdpath), "/proc/%d/cmdline", pid); 141a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if ((fd = TEMP_FAILURE_RETRY(open(cmdpath, O_RDONLY | O_CLOEXEC))) >= 0) { 142a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn TEMP_FAILURE_RETRY(read(fd, cmdline, sizeof(cmdline) - 2)); 143a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn close(fd); 144a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (cmdline[0]) { 145a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn helper(pid, cmdline, arg); 146a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn continue; 147a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 148a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 149a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 150a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn // if no cmdline, a kernel thread has comm 151a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprintf(cmdpath, sizeof(cmdpath), "/proc/%d/comm", pid); 152a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if ((fd = TEMP_FAILURE_RETRY(open(cmdpath, O_RDONLY | O_CLOEXEC))) >= 0) { 153a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn TEMP_FAILURE_RETRY(read(fd, cmdline + 1, sizeof(cmdline) - 4)); 154f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross close(fd); 155a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (cmdline[1]) { 156a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn cmdline[0] = '['; 157a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn size_t len = strcspn(cmdline, "\f\b\r\n"); 158a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn cmdline[len] = ']'; 159a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn cmdline[len+1] = '\0'; 160a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 161a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 162a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (!cmdline[0]) { 163a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn strcpy(cmdline, "N/A"); 164f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 1650c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross helper(pid, cmdline, arg); 166f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 167f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 168f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross closedir(d); 169f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 170f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 1710c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Crossstatic void for_each_pid_helper(int pid, const char *cmdline, void *arg) { 1728620bb4118a68721d10c29529dc6978847d08d00Felipe Leme for_each_pid_func *func = (for_each_pid_func*) arg; 1730c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross func(pid, cmdline); 1740c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross} 1750c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 1760c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Crossvoid for_each_pid(for_each_pid_func func, const char *header) { 17793d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(); 1788620bb4118a68721d10c29529dc6978847d08d00Felipe Leme __for_each_pid(for_each_pid_helper, header, (void *)func); 1790c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross} 1800c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 1810c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Crossstatic void for_each_tid_helper(int pid, const char *cmdline, void *arg) { 1820c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross DIR *d; 1830c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross struct dirent *de; 1840c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross char taskpath[255]; 1858620bb4118a68721d10c29529dc6978847d08d00Felipe Leme for_each_tid_func *func = (for_each_tid_func *) arg; 1860c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 1870c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross sprintf(taskpath, "/proc/%d/task", pid); 1880c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 1890c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross if (!(d = opendir(taskpath))) { 1900c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross printf("Failed to open %s (%s)\n", taskpath, strerror(errno)); 1910c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross return; 1920c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross } 1930c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 1940c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross func(pid, pid, cmdline); 1950c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 1960c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross while ((de = readdir(d))) { 1970c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross int tid; 1980c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross int fd; 1990c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross char commpath[255]; 2000c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross char comm[255]; 2010c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2020c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross if (!(tid = atoi(de->d_name))) { 2030c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross continue; 2040c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross } 2050c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2060c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross if (tid == pid) 2070c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross continue; 2080c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2090c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross sprintf(commpath,"/proc/%d/comm", tid); 2101493a3974a725d6873f317b774be333ca035a64cColin Cross memset(comm, 0, sizeof(comm)); 211cd67e9f059e270017d5defd8784c89dd8e6bcde7Nick Kralevich if ((fd = TEMP_FAILURE_RETRY(open(commpath, O_RDONLY | O_CLOEXEC))) < 0) { 2120c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross strcpy(comm, "N/A"); 2130c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross } else { 2140c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross char *c; 215a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn TEMP_FAILURE_RETRY(read(fd, comm, sizeof(comm) - 2)); 2160c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross close(fd); 2170c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2180c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross c = strrchr(comm, '\n'); 2190c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross if (c) { 2200c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross *c = '\0'; 2210c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross } 2220c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross } 2230c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross func(pid, tid, comm); 2240c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross } 2250c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2260c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross closedir(d); 2270c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross} 2280c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2290c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Crossvoid for_each_tid(for_each_tid_func func, const char *header) { 23093d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(); 2318620bb4118a68721d10c29529dc6978847d08d00Felipe Leme __for_each_pid(for_each_tid_helper, header, (void *) func); 2320c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross} 2330c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2340c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Crossvoid show_wchan(int pid, int tid, const char *name) { 23593d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(); 236f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char path[255]; 237f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char buffer[255]; 238a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn int fd, ret, save_errno; 2390c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross char name_buffer[255]; 240f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 241f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross memset(buffer, 0, sizeof(buffer)); 242f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 2430c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross sprintf(path, "/proc/%d/wchan", tid); 244cd67e9f059e270017d5defd8784c89dd8e6bcde7Nick Kralevich if ((fd = TEMP_FAILURE_RETRY(open(path, O_RDONLY | O_CLOEXEC))) < 0) { 245f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("Failed to open '%s' (%s)\n", path, strerror(errno)); 246f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return; 247f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 248f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 249a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn ret = TEMP_FAILURE_RETRY(read(fd, buffer, sizeof(buffer))); 250a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn save_errno = errno; 251a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn close(fd); 252a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 253a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (ret < 0) { 254a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn printf("Failed to read '%s' (%s)\n", path, strerror(save_errno)); 255a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn return; 256f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 257f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 2580c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross snprintf(name_buffer, sizeof(name_buffer), "%*s%s", 2590c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross pid == tid ? 0 : 3, "", name); 2600c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross 2610c22e8b31651caf12a2b4d4acef5bc65d486e570Colin Cross printf("%-7d %-32s %s\n", tid, name_buffer, buffer); 262f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 263a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn return; 264a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn} 265a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 266a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn// print time in centiseconds 267a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzynstatic void snprcent(char *buffer, size_t len, size_t spc, 268a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn unsigned long long time) { 269a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn static long hz; // cache discovered hz 270a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 271a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (hz <= 0) { 272a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn hz = sysconf(_SC_CLK_TCK); 273a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (hz <= 0) { 274a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn hz = 1000; 275a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 276a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 277a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 278a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn // convert to centiseconds 279a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn time = (time * 100 + (hz / 2)) / hz; 280a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 281a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn char str[16]; 282a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 283a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprintf(str, sizeof(str), " %llu.%02u", 284a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn time / 100, (unsigned)(time % 100)); 285a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn size_t offset = strlen(buffer); 286a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprintf(buffer + offset, (len > offset) ? len - offset : 0, 287a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn "%*s", (spc > offset) ? (int)(spc - offset) : 0, str); 288a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn} 289a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 290a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn// print permille as a percent 291a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzynstatic void snprdec(char *buffer, size_t len, size_t spc, unsigned permille) { 292a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn char str[16]; 293a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 294a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprintf(str, sizeof(str), " %u.%u%%", permille / 10, permille % 10); 295a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn size_t offset = strlen(buffer); 296a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprintf(buffer + offset, (len > offset) ? len - offset : 0, 297a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn "%*s", (spc > offset) ? (int)(spc - offset) : 0, str); 298a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn} 299a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 300a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzynvoid show_showtime(int pid, const char *name) { 301a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn ON_DRY_RUN_RETURN(); 302a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn char path[255]; 303a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn char buffer[1023]; 304a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn int fd, ret, save_errno; 305a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 306a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn memset(buffer, 0, sizeof(buffer)); 307a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 308a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn sprintf(path, "/proc/%d/stat", pid); 309a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if ((fd = TEMP_FAILURE_RETRY(open(path, O_RDONLY | O_CLOEXEC))) < 0) { 310a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn printf("Failed to open '%s' (%s)\n", path, strerror(errno)); 311a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn return; 312a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 313a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 314a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn ret = TEMP_FAILURE_RETRY(read(fd, buffer, sizeof(buffer))); 315a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn save_errno = errno; 316f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross close(fd); 317a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 318a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (ret < 0) { 319a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn printf("Failed to read '%s' (%s)\n", path, strerror(save_errno)); 320a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn return; 321a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 322a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 323a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn // field 14 is utime 324a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn // field 15 is stime 325a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn // field 42 is iotime 326a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn unsigned long long utime = 0, stime = 0, iotime = 0; 327a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (sscanf(buffer, 32860292e5c8324475c5afbd0a6703b6b3ae2c94b1aXia Yang "%*u %*s %*s %*d %*d %*d %*d %*d %*d %*d %*d " 32960292e5c8324475c5afbd0a6703b6b3ae2c94b1aXia Yang "%*d %*d %llu %llu %*d %*d %*d %*d %*d %*d " 33060292e5c8324475c5afbd0a6703b6b3ae2c94b1aXia Yang "%*d %*d %*d %*d %*d %*d %*d %*d %*d %*d " 33160292e5c8324475c5afbd0a6703b6b3ae2c94b1aXia Yang "%*d %*d %*d %*d %*d %*d %*d %*d %*d %llu ", 332a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn &utime, &stime, &iotime) != 3) { 333a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn return; 334a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 335a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 336a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn unsigned long long total = utime + stime; 337a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (!total) { 338a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn return; 339a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 340a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 341a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn unsigned permille = (iotime * 1000 + (total / 2)) / total; 342a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (permille > 1000) { 343a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn permille = 1000; 344a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 345a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 346a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn // try to beautify and stabilize columns at <80 characters 347a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprintf(buffer, sizeof(buffer), "%-6d%s", pid, name); 348a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if ((name[0] != '[') || utime) { 349a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprcent(buffer, sizeof(buffer), 57, utime); 350a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 351a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprcent(buffer, sizeof(buffer), 65, stime); 352a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if ((name[0] != '[') || iotime) { 353a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprcent(buffer, sizeof(buffer), 73, iotime); 354a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 355a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn if (iotime) { 356a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn snprdec(buffer, sizeof(buffer), 79, permille); 357a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn } 358a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn puts(buffer); // adds a trailing newline 359a297c3258f6f7ea52cc2dcc42d62f85fda12a163Mark Salyzyn 360f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return; 361f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 362f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 363f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossvoid do_dmesg() { 36478f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme const char *title = "KERNEL LOG (dmesg)"; 36578f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme DurationReporter duration_reporter(title); 36678f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme printf("------ %s ------\n", title); 36778f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme 36893d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(); 3695f87b31d8076dff08b2363961b07fc052364fe95Elliott Hughes /* Get size of kernel buffer */ 3705f87b31d8076dff08b2363961b07fc052364fe95Elliott Hughes int size = klogctl(KLOG_SIZE_BUFFER, NULL, 0); 371f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (size <= 0) { 372f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("Unexpected klogctl return value: %d\n\n", size); 373f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return; 374f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 375f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char *buf = (char *) malloc(size + 1); 376f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (buf == NULL) { 377f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("memory allocation failed\n\n"); 378f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return; 379f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 380f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross int retval = klogctl(KLOG_READ_ALL, buf, size); 381f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (retval < 0) { 382f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("klogctl failure\n\n"); 383f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross free(buf); 384f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return; 385f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 386f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross buf[retval] = '\0'; 387f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("%s\n\n", buf); 388f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross free(buf); 389f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return; 390f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 391f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 392f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossvoid do_showmap(int pid, const char *name) { 393f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char title[255]; 394f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char arg[255]; 395f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 396f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross sprintf(title, "SHOW MAP %d (%s)", pid, name); 397f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross sprintf(arg, "%d", pid); 398f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross run_command(title, 10, SU_PATH, "root", "showmap", arg, NULL); 399f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 400f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 40154bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferrisstatic int _dump_file_from_fd(const char *title, const char *path, int fd) { 402f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (title) { 403ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris printf("------ %s (%s", title, path); 404ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris 405f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross struct stat st; 406ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris // Only show the modification time of non-device files. 407ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris size_t path_len = strlen(path); 408ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris if ((path_len < 6 || memcmp(path, "/proc/", 6)) && 409ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris (path_len < 5 || memcmp(path, "/sys/", 5)) && 410ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris (path_len < 3 || memcmp(path, "/d/", 3)) && 411ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris !fstat(fd, &st)) { 412f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char stamp[80]; 413f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross time_t mtime = st.st_mtime; 414f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross strftime(stamp, sizeof(stamp), "%Y-%m-%d %H:%M:%S", localtime(&mtime)); 415f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf(": %s", stamp); 416f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 417f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf(") ------\n"); 418f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 41971bbfc57974331dce79242ce806d92035fce06baFelipe Leme ON_DRY_RUN({ update_progress(WEIGHT_FILE); close(fd); return 0; }); 420f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 42154bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris bool newline = false; 42254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris fd_set read_set; 42354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris struct timeval tm; 42454bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris while (1) { 42554bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris FD_ZERO(&read_set); 42654bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris FD_SET(fd, &read_set); 42754bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris /* Timeout if no data is read for 30 seconds. */ 42854bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris tm.tv_sec = 30; 42954bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris tm.tv_usec = 0; 43078f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme uint64_t elapsed = DurationReporter::nanotime(); 43154bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris int ret = TEMP_FAILURE_RETRY(select(fd + 1, &read_set, NULL, NULL, &tm)); 43254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris if (ret == -1) { 43354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris printf("*** %s: select failed: %s\n", path, strerror(errno)); 43454bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris newline = true; 43554bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris break; 43654bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } else if (ret == 0) { 43778f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme elapsed = DurationReporter::nanotime() - elapsed; 43854bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris printf("*** %s: Timed out after %.3fs\n", path, 43954bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris (float) elapsed / NANOS_PER_SEC); 44054bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris newline = true; 44154bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris break; 44254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } else { 44354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris char buffer[65536]; 44454bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris ssize_t bytes_read = TEMP_FAILURE_RETRY(read(fd, buffer, sizeof(buffer))); 44554bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris if (bytes_read > 0) { 44654bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris fwrite(buffer, bytes_read, 1, stdout); 44754bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris newline = (buffer[bytes_read-1] == '\n'); 44854bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } else { 44954bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris if (bytes_read == -1) { 45054bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris printf("*** %s: Failed to read from fd: %s", path, strerror(errno)); 45154bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris newline = true; 45254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } 45354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris break; 45454bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } 455f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 456f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 45771bbfc57974331dce79242ce806d92035fce06baFelipe Leme update_progress(WEIGHT_FILE); 458997abb668b9248c2174c6cf169a0b7c6a02fd2cbElliott Hughes close(fd); 4597dc7f3221f26b771c266a26ec785eb74287922f1Christopher Ferris 460f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (!newline) printf("\n"); 461f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (title) printf("\n"); 462f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return 0; 463f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 464f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 46554bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris/* prints the contents of a file */ 46654bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferrisint dump_file(const char *title, const char *path) { 46778f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme DurationReporter duration_reporter(title); 46854bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris int fd = TEMP_FAILURE_RETRY(open(path, O_RDONLY | O_NONBLOCK | O_CLOEXEC)); 46954bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris if (fd < 0) { 47054bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris int err = errno; 47154bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris printf("*** %s: %s\n", path, strerror(err)); 47254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris if (title) printf("\n"); 47354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris return -1; 47454bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } 47554bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris return _dump_file_from_fd(title, path, fd); 47654bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris} 47754bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris 478326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn/* calls skip to gate calling dump_from_fd recursively 479326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn * in the specified directory. dump_from_fd defaults to 480326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn * dump_file_from_fd above when set to NULL. skip defaults 481326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn * to false when set to NULL. dump_from_fd will always be 482326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn * called with title NULL. 483326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn */ 484326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzynint dump_files(const char *title, const char *dir, 485326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn bool (*skip)(const char *path), 486326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn int (*dump_from_fd)(const char *title, const char *path, int fd)) { 48778f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme DurationReporter duration_reporter(title); 488326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn DIR *dirp; 489326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn struct dirent *d; 490326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn char *newpath = NULL; 4918620bb4118a68721d10c29529dc6978847d08d00Felipe Leme const char *slash = "/"; 492326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn int fd, retval = 0; 493326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn 494326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (title) { 495326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn printf("------ %s (%s) ------\n", title, dir); 496326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 49793d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(0); 498326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn 499326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (dir[strlen(dir) - 1] == '/') { 500326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn ++slash; 501326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 502326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn dirp = opendir(dir); 503326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (dirp == NULL) { 504326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn retval = -errno; 505107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("%s: %s\n", dir, strerror(errno)); 506326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn return retval; 507326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 508326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn 509326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (!dump_from_fd) { 510326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn dump_from_fd = dump_file_from_fd; 511326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 512326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn for (; ((d = readdir(dirp))); free(newpath), newpath = NULL) { 513326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if ((d->d_name[0] == '.') 514326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn && (((d->d_name[1] == '.') && (d->d_name[2] == '\0')) 515326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn || (d->d_name[1] == '\0'))) { 516326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn continue; 517326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 518326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn asprintf(&newpath, "%s%s%s%s", dir, slash, d->d_name, 519326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn (d->d_type == DT_DIR) ? "/" : ""); 520326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (!newpath) { 521326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn retval = -errno; 522326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn continue; 523326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 524326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (skip && (*skip)(newpath)) { 525326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn continue; 526326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 527326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (d->d_type == DT_DIR) { 528326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn int ret = dump_files(NULL, newpath, skip, dump_from_fd); 529326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (ret < 0) { 530326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn retval = ret; 531326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 532326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn continue; 533326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 534326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn fd = TEMP_FAILURE_RETRY(open(newpath, O_RDONLY | O_NONBLOCK | O_CLOEXEC)); 535326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (fd < 0) { 536326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn retval = fd; 537326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn printf("*** %s: %s\n", newpath, strerror(errno)); 538326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn continue; 539326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 540326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn (*dump_from_fd)(NULL, newpath, fd); 541326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 542326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn closedir(dirp); 543326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn if (title) { 544326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn printf("\n"); 545326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn } 546326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn return retval; 547326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn} 548326842fca4883f1256aa9ed019bb3206ee76fca7Mark Salyzyn 54954bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris/* fd must have been opened with the flag O_NONBLOCK. With this flag set, 55054bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris * it's possible to avoid issues where opening the file itself can get 55154bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris * stuck. 55254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris */ 55354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferrisint dump_file_from_fd(const char *title, const char *path, int fd) { 55454bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris int flags = fcntl(fd, F_GETFL); 55554bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris if (flags == -1) { 55654bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris printf("*** %s: failed to get flags on fd %d: %s\n", path, fd, strerror(errno)); 557ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris close(fd); 55854bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris return -1; 55954bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } else if (!(flags & O_NONBLOCK)) { 56054bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris printf("*** %s: fd must have O_NONBLOCK set.\n", path); 561ed24d2ae2cd6e8b0afb86efa555f18bcfaf74a64Christopher Ferris close(fd); 56254bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris return -1; 56354bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris } 56454bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris return _dump_file_from_fd(title, path, fd); 5651dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown} 5661dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown 5671a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferrisbool waitpid_with_timeout(pid_t pid, int timeout_seconds, int* status) { 5681a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris sigset_t child_mask, old_mask; 5691a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris sigemptyset(&child_mask); 5701a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris sigaddset(&child_mask, SIGCHLD); 5711a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris 5721a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (sigprocmask(SIG_BLOCK, &child_mask, &old_mask) == -1) { 5731a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris printf("*** sigprocmask failed: %s\n", strerror(errno)); 5741a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris return false; 5751a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 5761a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris 5771a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris struct timespec ts; 5781a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris ts.tv_sec = timeout_seconds; 5791a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris ts.tv_nsec = 0; 5801a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris int ret = TEMP_FAILURE_RETRY(sigtimedwait(&child_mask, NULL, &ts)); 5811a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris int saved_errno = errno; 5821a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris // Set the signals back the way they were. 5831a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (sigprocmask(SIG_SETMASK, &old_mask, NULL) == -1) { 5841a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris printf("*** sigprocmask failed: %s\n", strerror(errno)); 5851a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (ret == 0) { 5861a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris return false; 5871a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 5881a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 5891a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (ret == -1) { 5901a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris errno = saved_errno; 5911a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (errno == EAGAIN) { 5921a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris errno = ETIMEDOUT; 5931a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } else { 5941a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris printf("*** sigtimedwait failed: %s\n", strerror(errno)); 5951a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 5961a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris return false; 5971a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 5981a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris 5991a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris pid_t child_pid = waitpid(pid, status, WNOHANG); 6001a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (child_pid != pid) { 6011a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (child_pid != -1) { 6021a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris printf("*** Waiting for pid %d, got pid %d instead\n", pid, child_pid); 6031a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } else { 6041a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris printf("*** waitpid failed: %s\n", strerror(errno)); 6051a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 6061a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris return false; 6071a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 6081a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris return true; 6091a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris} 6101a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris 611a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme// TODO: refactor all those commands that convert args 612a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Lemevoid format_args(const char* command, const char *args[], std::string *string); 613a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme 614f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossint run_command(const char *title, int timeout_seconds, const char *command, ...) { 61578f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme DurationReporter duration_reporter(title); 616f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross fflush(stdout); 61793d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme 61893d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme const char *args[1024] = {command}; 61993d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme size_t arg; 62093d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme va_list ap; 62193d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme va_start(ap, command); 62293d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme if (title) printf("------ %s (%s", title, command); 623a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme bool null_terminated = false; 62493d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme for (arg = 1; arg < sizeof(args) / sizeof(args[0]); ++arg) { 62593d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme args[arg] = va_arg(ap, const char *); 626a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme if (args[arg] == nullptr) { 627a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme null_terminated = true; 628a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme break; 629a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme } 63093d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme if (title) printf(" %s", args[arg]); 63193d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme } 63293d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme if (title) printf(") ------\n"); 63393d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme fflush(stdout); 634a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme if (!null_terminated) { 635a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme // Fail now, otherwise execvp() call on run_command_always() might hang. 636a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme std::string cmd; 637a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme format_args(command, args, &cmd); 638a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme MYLOGE("skipping command %s because its args were not NULL-terminated", cmd.c_str()); 639a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme return -1; 640a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme } 64193d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme 64271bbfc57974331dce79242ce806d92035fce06baFelipe Leme ON_DRY_RUN({ update_progress(timeout_seconds); va_end(ap); return 0; }); 64393d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme 644cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme int status = run_command_always(title, false, timeout_seconds, args); 645cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme va_end(ap); 646cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return status; 647cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme} 648cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 649cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Lemeint run_command_as_shell(const char *title, int timeout_seconds, const char *command, ...) { 650cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme DurationReporter duration_reporter(title); 651cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme fflush(stdout); 652cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 653cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme const char *args[1024] = {command}; 654cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme size_t arg; 655cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme va_list ap; 656cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme va_start(ap, command); 657cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (title) printf("------ %s (%s", title, command); 658cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme bool null_terminated = false; 659cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme for (arg = 1; arg < sizeof(args) / sizeof(args[0]); ++arg) { 660cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme args[arg] = va_arg(ap, const char *); 661cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (args[arg] == nullptr) { 662cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme null_terminated = true; 663cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme break; 664cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 665cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (title) printf(" %s", args[arg]); 666cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 667cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (title) printf(") ------\n"); 668cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme fflush(stdout); 669cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (!null_terminated) { 670cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme // Fail now, otherwise execvp() call on run_command_always() might hang. 671cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme std::string cmd; 672cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme format_args(command, args, &cmd); 673cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme MYLOGE("skipping command %s because its args were not NULL-terminated", cmd.c_str()); 674cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return -1; 675cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 676cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 677cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme ON_DRY_RUN({ update_progress(timeout_seconds); va_end(ap); return 0; }); 678cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 679cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme int status = run_command_always(title, true, timeout_seconds, args); 68071bbfc57974331dce79242ce806d92035fce06baFelipe Leme va_end(ap); 68171bbfc57974331dce79242ce806d92035fce06baFelipe Leme return status; 68293d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme} 68393d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme 68493d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme/* forks a command and waits for it to finish */ 685cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Lemeint run_command_always(const char *title, bool drop_root, int timeout_seconds, const char *args[]) { 68671bbfc57974331dce79242ce806d92035fce06baFelipe Leme /* TODO: for now we're simplifying the progress calculation by using the timeout as the weight. 68771bbfc57974331dce79242ce806d92035fce06baFelipe Leme * It's a good approximation for most cases, except when calling dumpsys, where its weight 68871bbfc57974331dce79242ce806d92035fce06baFelipe Leme * should be much higher proportionally to its timeout. */ 68971bbfc57974331dce79242ce806d92035fce06baFelipe Leme int weight = timeout_seconds; 69093d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme 69136b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme const char *command = args[0]; 69278f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme uint64_t start = DurationReporter::nanotime(); 693f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross pid_t pid = fork(); 694f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 695f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* handle error case */ 696f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (pid < 0) { 697f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("*** fork: %s\n", strerror(errno)); 698f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return pid; 699f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 700f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 701f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* handle child case */ 702f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (pid == 0) { 703cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (drop_root && !drop_root_user()) { 704cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme printf("*** could not drop root before running %s: %s\n", command, strerror(errno)); 705cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme _exit(-1); 706cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 707f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 708e7b6cf13f94f66ea446c95ab34040b0a577e43dcJohn Michelau /* make sure the child dies when dumpstate dies */ 709e7b6cf13f94f66ea446c95ab34040b0a577e43dcJohn Michelau prctl(PR_SET_PDEATHSIG, SIGKILL); 710e7b6cf13f94f66ea446c95ab34040b0a577e43dcJohn Michelau 7112e671bbdb741c2926b6df7b240fdc31c7361f330Andres Morales /* just ignore SIGPIPE, will go down with parent's */ 7122e671bbdb741c2926b6df7b240fdc31c7361f330Andres Morales struct sigaction sigact; 7132e671bbdb741c2926b6df7b240fdc31c7361f330Andres Morales memset(&sigact, 0, sizeof(sigact)); 7142e671bbdb741c2926b6df7b240fdc31c7361f330Andres Morales sigact.sa_handler = SIG_IGN; 7152e671bbdb741c2926b6df7b240fdc31c7361f330Andres Morales sigaction(SIGPIPE, &sigact, NULL); 7162e671bbdb741c2926b6df7b240fdc31c7361f330Andres Morales 717f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross execvp(command, (char**) args); 718a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme // execvp's result will be handled after waitpid_with_timeout() below... 719a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme _exit(-1); // ...but it doesn't hurt to force exit, just in case 720f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 721f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 722f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* handle parent case */ 7231a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris int status; 7241a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris bool ret = waitpid_with_timeout(pid, timeout_seconds, &status); 72578f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme uint64_t elapsed = DurationReporter::nanotime() - start; 726a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme std::string cmd; // used to log command and its args 7271a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (!ret) { 7281a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (errno == ETIMEDOUT) { 729a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme format_args(command, args, &cmd); 730a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme printf("*** command '%s' timed out after %.3fs (killing pid %d)\n", cmd.c_str(), 731a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme (float) elapsed / NANOS_PER_SEC, pid); 732a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme MYLOGE("command '%s' timed out after %.3fs (killing pid %d)\n", cmd.c_str(), 7331a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris (float) elapsed / NANOS_PER_SEC, pid); 7341a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } else { 735a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme format_args(command, args, &cmd); 736a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme printf("*** command '%s': Error after %.4fs (killing pid %d)\n", cmd.c_str(), 737a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme (float) elapsed / NANOS_PER_SEC, pid); 738a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme MYLOGE("command '%s': Error after %.4fs (killing pid %d)\n", cmd.c_str(), 7391a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris (float) elapsed / NANOS_PER_SEC, pid); 740f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 7411a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris kill(pid, SIGTERM); 7421a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (!waitpid_with_timeout(pid, 5, NULL)) { 7431a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris kill(pid, SIGKILL); 7441a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (!waitpid_with_timeout(pid, 5, NULL)) { 745a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme printf("couldn not kill command '%s' (pid %d) even with SIGKILL.\n", command, pid); 746a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme MYLOGE("couldn not kill command '%s' (pid %d) even with SIGKILL.\n", command, pid); 7471a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 748f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 7491a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris return -1; 750a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme } else if (status) { 751a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme format_args(command, args, &cmd); 752a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme printf("*** command '%s' failed: %s\n", cmd.c_str(), strerror(errno)); 753a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme MYLOGE("command '%s' failed: %s\n", cmd.c_str(), strerror(errno)); 754a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme return -2; 7551a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } 756f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 7571a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris if (WIFSIGNALED(status)) { 7581a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris printf("*** %s: Killed by signal %d\n", command, WTERMSIG(status)); 7591a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris } else if (WIFEXITED(status) && WEXITSTATUS(status) > 0) { 7601a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris printf("*** %s: Exit code %d\n", command, WEXITSTATUS(status)); 761f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 7621a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris 76371bbfc57974331dce79242ce806d92035fce06baFelipe Leme if (weight > 0) { 76471bbfc57974331dce79242ce806d92035fce06baFelipe Leme update_progress(weight); 76571bbfc57974331dce79242ce806d92035fce06baFelipe Leme } 7661a9a3386151d90152cc18d995b9877b50ca84d90Christopher Ferris return status; 767f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 768f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 769cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Lemebool drop_root_user() { 770cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (getgid() == AID_SHELL && getuid() == AID_SHELL) { 771cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme MYLOGD("drop_root_user(): already running as Shell"); 772cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return true; 773cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 774cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme /* ensure we will keep capabilities when we drop root */ 775cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (prctl(PR_SET_KEEPCAPS, 1) < 0) { 776cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme MYLOGE("prctl(PR_SET_KEEPCAPS) failed: %s\n", strerror(errno)); 777cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return false; 778cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 779cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 780cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme gid_t groups[] = { AID_LOG, AID_SDCARD_R, AID_SDCARD_RW, 781cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme AID_MOUNT, AID_INET, AID_NET_BW_STATS, AID_READPROC }; 782cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (setgroups(sizeof(groups)/sizeof(groups[0]), groups) != 0) { 783cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme MYLOGE("Unable to setgroups, aborting: %s\n", strerror(errno)); 784cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return false; 785cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 786cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (setgid(AID_SHELL) != 0) { 787cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme MYLOGE("Unable to setgid, aborting: %s\n", strerror(errno)); 788cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return false; 789cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 790cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (setuid(AID_SHELL) != 0) { 791cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme MYLOGE("Unable to setuid, aborting: %s\n", strerror(errno)); 792cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return false; 793cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 794cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 795cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme struct __user_cap_header_struct capheader; 796cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme struct __user_cap_data_struct capdata[2]; 797cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme memset(&capheader, 0, sizeof(capheader)); 798cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme memset(&capdata, 0, sizeof(capdata)); 799cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme capheader.version = _LINUX_CAPABILITY_VERSION_3; 800cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme capheader.pid = 0; 801cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 802cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme capdata[CAP_TO_INDEX(CAP_SYSLOG)].permitted = CAP_TO_MASK(CAP_SYSLOG); 803cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme capdata[CAP_TO_INDEX(CAP_SYSLOG)].effective = CAP_TO_MASK(CAP_SYSLOG); 804cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme capdata[0].inheritable = 0; 805cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme capdata[1].inheritable = 0; 806cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 807cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme if (capset(&capheader, &capdata[0]) < 0) { 808cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme MYLOGE("capset failed: %s\n", strerror(errno)); 809cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return false; 810cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme } 811cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 812cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme return true; 813cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme} 814cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme 81536b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Lemevoid send_broadcast(const std::string& action, const std::vector<std::string>& args) { 81636b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme if (args.size() > 1000) { 817107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("send_broadcast: too many arguments (%d)\n", (int) args.size()); 81836b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme return; 81936b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme } 820cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme const char *am_args[1024] = { "/system/bin/am", "broadcast", "--user", "0", "-a", 821cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme action.c_str() }; 822cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme size_t am_index = 5; // Starts at the index of last initial value above. 82336b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme for (const std::string& arg : args) { 82436b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme am_args[++am_index] = arg.c_str(); 82536b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme } 82636b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme // Always terminate with NULL. 82736b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme am_args[am_index + 1] = NULL; 828a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme std::string args_string; 829a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme format_args(am_index + 1, am_args, &args_string); 830a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme MYLOGD("send_broadcast command: %s\n", args_string.c_str()); 831cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme run_command_always(NULL, 5, true, am_args); 83236b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme} 83336b3f6ff17e456dea81501006e33d5fdd1d3b480Felipe Leme 834f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crosssize_t num_props = 0; 835f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossstatic char* props[2000]; 836f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 837f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossstatic void print_prop(const char *key, const char *name, void *user) { 838f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross (void) user; 839f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (num_props < sizeof(props) / sizeof(props[0])) { 840f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char buf[PROPERTY_KEY_MAX + PROPERTY_VALUE_MAX + 10]; 841f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross snprintf(buf, sizeof(buf), "[%s]: [%s]\n", key, name); 842f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross props[num_props++] = strdup(buf); 843f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 844f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 845f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 846f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossstatic int compare_prop(const void *a, const void *b) { 847f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return strcmp(*(char * const *) a, *(char * const *) b); 848f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 849f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 850f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross/* prints all the system properties */ 851f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossvoid print_properties() { 85278f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme const char* title = "SYSTEM PROPERTIES"; 85378f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme DurationReporter duration_reporter(title); 85478f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme printf("------ %s ------\n", title); 85593d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(); 856f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross size_t i; 857f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross num_props = 0; 858f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross property_list(print_prop, NULL); 859f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross qsort(&props, num_props, sizeof(props[0]), compare_prop); 860f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 861f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross for (i = 0; i < num_props; ++i) { 862f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross fputs(props[i], stdout); 863f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross free(props[i]); 864f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 865f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross printf("\n"); 866f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 867f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 868f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross/* redirect output to a service control socket */ 869f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Crossvoid redirect_to_socket(FILE *redirect, const char *service) { 870f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross int s = android_get_control_socket(service); 871f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (s < 0) { 872107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("android_get_control_socket(%s): %s\n", service, strerror(errno)); 873f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross exit(1); 874f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 875cd67e9f059e270017d5defd8784c89dd8e6bcde7Nick Kralevich fcntl(s, F_SETFD, FD_CLOEXEC); 876f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (listen(s, 4) < 0) { 877107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("listen(control socket): %s\n", strerror(errno)); 878f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross exit(1); 879f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 880f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 881f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross struct sockaddr addr; 882f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross socklen_t alen = sizeof(addr); 883f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross int fd = accept(s, &addr, &alen); 884f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (fd < 0) { 885107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("accept(control socket): %s\n", strerror(errno)); 886f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross exit(1); 887f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 888f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 889f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross fflush(redirect); 890f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross dup2(fd, fileno(redirect)); 891f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross close(fd); 892f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 893f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 894111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Lemevoid create_parent_dirs(const char *path) { 895fdf52d3697aa0396bd9d8883892937b99a6772a0Srinath Sridharan char *chp = const_cast<char *> (path); 896f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 897f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* skip initial slash */ 898f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (chp[0] == '/') 899f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross chp++; 900f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 901f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* create leading directories, if necessary */ 902111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme struct stat dir_stat; 903f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross while (chp && chp[0]) { 904f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross chp = strchr(chp, '/'); 905f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (chp) { 906f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross *chp = 0; 907111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme if (stat(path, &dir_stat) == -1 || !S_ISDIR(dir_stat.st_mode)) { 908cbce55d4fdbdd2e5a5515054c48d2116c5db2712Felipe Leme MYLOGI("Creating directory %s\n", path); 909111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme if (mkdir(path, 0770)) { /* drwxrwx--- */ 910cbce55d4fdbdd2e5a5515054c48d2116c5db2712Felipe Leme MYLOGE("Unable to create directory %s: %s\n", path, strerror(errno)); 911111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme } else if (chown(path, AID_SHELL, AID_SHELL)) { 912cbce55d4fdbdd2e5a5515054c48d2116c5db2712Felipe Leme MYLOGE("Unable to change ownership of dir %s: %s\n", path, strerror(errno)); 913111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme } 914111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme } 915f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross *chp++ = '/'; 916f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 917f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 918111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme} 919111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme 920111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme/* redirect output to a file */ 921111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Lemevoid redirect_to_file(FILE *redirect, char *path) { 922111b9d06cc0fc72438782c9234f28675e5077ef4Felipe Leme create_parent_dirs(path); 923f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 924608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme int fd = TEMP_FAILURE_RETRY(open(path, O_WRONLY | O_CREAT | O_TRUNC | O_CLOEXEC | O_NOFOLLOW, 925ff4a4dc7e6e3ead12020b4dc17548d767a419ddeChristopher Ferris S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)); 926f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (fd < 0) { 927107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("%s: %s\n", path, strerror(errno)); 928f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross exit(1); 929f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 930f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 931ff4a4dc7e6e3ead12020b4dc17548d767a419ddeChristopher Ferris TEMP_FAILURE_RETRY(dup2(fd, fileno(redirect))); 932f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross close(fd); 933f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 934f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 935bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brownstatic bool should_dump_native_traces(const char* path) { 936bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown for (const char** p = native_processes_to_dump; *p; p++) { 937bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown if (!strcmp(*p, path)) { 938bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown return true; 939bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } 940bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } 941bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown return false; 942bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown} 943bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown 944bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown/* dump Dalvik and native stack traces, return the trace file location (NULL if none) */ 945bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brownconst char *dump_traces() { 946608385dd151e36a93f3e3f4a7514b1e720d20ae9Felipe Leme DurationReporter duration_reporter("DUMP TRACES", NULL); 94793d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(NULL); 948bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown const char* result = NULL; 949bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown 950f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char traces_path[PROPERTY_VALUE_MAX] = ""; 951f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross property_get("dalvik.vm.stack-trace-file", traces_path, ""); 952f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (!traces_path[0]) return NULL; 953f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 954f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* move the old traces.txt (if any) out of the way temporarily */ 955f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross char anr_traces_path[PATH_MAX]; 956f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross strlcpy(anr_traces_path, traces_path, sizeof(anr_traces_path)); 957f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross strlcat(anr_traces_path, ".anr", sizeof(anr_traces_path)); 958f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (rename(traces_path, anr_traces_path) && errno != ENOENT) { 959107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("rename(%s, %s): %s\n", traces_path, anr_traces_path, strerror(errno)); 960f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return NULL; // Can't rename old traces.txt -- no permission? -- leave it alone instead 961f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 962f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 963f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* create a new, empty traces.txt file to receive stack dumps */ 964cd67e9f059e270017d5defd8784c89dd8e6bcde7Nick Kralevich int fd = TEMP_FAILURE_RETRY(open(traces_path, O_CREAT | O_WRONLY | O_TRUNC | O_NOFOLLOW | O_CLOEXEC, 96554bcc5ffd5a79f4f194089c58d3de571532bf39bChristopher Ferris 0666)); /* -rw-rw-rw- */ 966f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (fd < 0) { 967107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("%s: %s\n", traces_path, strerror(errno)); 968f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross return NULL; 969f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 970c7f1fe26804ab986b90f3ba007db94f71e94932aNick Kralevich int chmod_ret = fchmod(fd, 0666); 971c7f1fe26804ab986b90f3ba007db94f71e94932aNick Kralevich if (chmod_ret < 0) { 972107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("fchmod on %s failed: %s\n", traces_path, strerror(errno)); 973c7f1fe26804ab986b90f3ba007db94f71e94932aNick Kralevich close(fd); 974c7f1fe26804ab986b90f3ba007db94f71e94932aNick Kralevich return NULL; 975c7f1fe26804ab986b90f3ba007db94f71e94932aNick Kralevich } 976f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 9778620bb4118a68721d10c29529dc6978847d08d00Felipe Leme /* Variables below must be initialized before 'goto' statements */ 9788620bb4118a68721d10c29529dc6978847d08d00Felipe Leme int dalvik_found = 0; 9798620bb4118a68721d10c29529dc6978847d08d00Felipe Leme int ifd, wfd = -1; 9808620bb4118a68721d10c29529dc6978847d08d00Felipe Leme 981f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* walk /proc and kill -QUIT all Dalvik processes */ 982f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross DIR *proc = opendir("/proc"); 983f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (proc == NULL) { 984107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("/proc: %s\n", strerror(errno)); 985bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown goto error_close_fd; 986f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 987f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 988f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* use inotify to find when processes are done dumping */ 9898620bb4118a68721d10c29529dc6978847d08d00Felipe Leme ifd = inotify_init(); 990f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (ifd < 0) { 991107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("inotify_init: %s\n", strerror(errno)); 992bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown goto error_close_fd; 993f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 994f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 9958620bb4118a68721d10c29529dc6978847d08d00Felipe Leme wfd = inotify_add_watch(ifd, traces_path, IN_CLOSE_WRITE); 996f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (wfd < 0) { 997107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("inotify_add_watch(%s): %s\n", traces_path, strerror(errno)); 998bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown goto error_close_ifd; 999f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 1000f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 1001f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross struct dirent *d; 1002f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross while ((d = readdir(proc))) { 1003f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross int pid = atoi(d->d_name); 1004f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (pid <= 0) continue; 1005f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 1006bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown char path[PATH_MAX]; 1007bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown char data[PATH_MAX]; 1008f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross snprintf(path, sizeof(path), "/proc/%d/exe", pid); 1009bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown ssize_t len = readlink(path, data, sizeof(data) - 1); 1010bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown if (len <= 0) { 1011f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross continue; 1012f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 1013bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown data[len] = '\0'; 1014f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 10150d6180f122127a9541e6193e0e6eceb5b08c608cColin Cross if (!strncmp(data, "/system/bin/app_process", strlen("/system/bin/app_process"))) { 1016bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown /* skip zygote -- it won't dump its stack anyway */ 1017bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown snprintf(path, sizeof(path), "/proc/%d/cmdline", pid); 1018cd67e9f059e270017d5defd8784c89dd8e6bcde7Nick Kralevich int cfd = TEMP_FAILURE_RETRY(open(path, O_RDONLY | O_CLOEXEC)); 10191dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown len = read(cfd, data, sizeof(data) - 1); 10201dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown close(cfd); 1021bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown if (len <= 0) { 1022bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown continue; 1023bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } 1024bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown data[len] = '\0'; 10250d6180f122127a9541e6193e0e6eceb5b08c608cColin Cross if (!strncmp(data, "zygote", strlen("zygote"))) { 1026bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown continue; 1027bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } 1028bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown 1029bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown ++dalvik_found; 103078f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme uint64_t start = DurationReporter::nanotime(); 1031bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown if (kill(pid, SIGQUIT)) { 1032107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("kill(%d, SIGQUIT): %s\n", pid, strerror(errno)); 1033bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown continue; 1034bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } 1035bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown 1036bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown /* wait for the writable-close notification from inotify */ 1037bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown struct pollfd pfd = { ifd, POLLIN, 0 }; 103885453ecc90a94564e586f0f97c9ec2c0cf831501Nick Vaccaro int ret = poll(&pfd, 1, 5000); /* 5 sec timeout */ 1039bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown if (ret < 0) { 1040107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("poll: %s\n", strerror(errno)); 1041bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } else if (ret == 0) { 1042107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("warning: timed out dumping pid %d\n", pid); 1043bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } else { 1044bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown struct inotify_event ie; 1045bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown read(ifd, &ie, sizeof(ie)); 1046bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } 10471dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown 10481dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown if (lseek(fd, 0, SEEK_END) < 0) { 1049107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("lseek: %s\n", strerror(errno)); 10501dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown } else { 105131ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris dprintf(fd, "[dump dalvik stack %d: %.3fs elapsed]\n", 105278f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme pid, (float)(DurationReporter::nanotime() - start) / NANOS_PER_SEC); 10531dc94e315680b47fe430ef90f46c50a25c92fb6dJeff Brown } 1054bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } else if (should_dump_native_traces(data)) { 1055bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown /* dump native process if appropriate */ 1056bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown if (lseek(fd, 0, SEEK_END) < 0) { 1057107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("lseek: %s\n", strerror(errno)); 1058bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } else { 105931ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris static uint16_t timeout_failures = 0; 106078f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme uint64_t start = DurationReporter::nanotime(); 106131ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris 106231ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris /* If 3 backtrace dumps fail in a row, consider debuggerd dead. */ 106331ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris if (timeout_failures == 3) { 106431ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris dprintf(fd, "too many stack dump failures, skipping...\n"); 106531ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris } else if (dump_backtrace_to_file_timeout(pid, fd, 20) == -1) { 106631ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris dprintf(fd, "dumping failed, likely due to a timeout\n"); 106731ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris timeout_failures++; 106831ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris } else { 106931ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris timeout_failures = 0; 107031ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris } 107131ef85529d86a9db68b002f51ec84fd9938908abChristopher Ferris dprintf(fd, "[dump native stack %d: %.3fs elapsed]\n", 107278f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme pid, (float)(DurationReporter::nanotime() - start) / NANOS_PER_SEC); 1073bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown } 1074f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 1075f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 1076f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 1077f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (dalvik_found == 0) { 1078107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("Warning: no Dalvik processes found to dump stacks\n"); 1079f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 1080f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 1081f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross static char dump_traces_path[PATH_MAX]; 1082f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross strlcpy(dump_traces_path, traces_path, sizeof(dump_traces_path)); 1083f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross strlcat(dump_traces_path, ".bugreport", sizeof(dump_traces_path)); 1084f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross if (rename(traces_path, dump_traces_path)) { 1085107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGE("rename(%s, %s): %s\n", traces_path, dump_traces_path, strerror(errno)); 1086bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown goto error_close_ifd; 1087f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross } 1088bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown result = dump_traces_path; 1089f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 1090f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross /* replace the saved [ANR] traces.txt file */ 1091f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross rename(anr_traces_path, traces_path); 1092bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown 1093bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brownerror_close_ifd: 1094bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown close(ifd); 1095bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brownerror_close_fd: 1096bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown close(fd); 1097bf7f49238d0af497d4300f7e611cf831854d6434Jeff Brown return result; 1098f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross} 1099f45fa6b2853cc32385375a0b63ee39ad6a968869Colin Cross 11002b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandranvoid dump_route_tables() { 110178f2c86235d5882a8dc84c85a1c1864062e5f3afFelipe Leme DurationReporter duration_reporter("DUMP ROUTE TABLES"); 110293d705b6d742e8f00167ff2384e35c2205a6f9daFelipe Leme ON_DRY_RUN_RETURN(); 11032b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran const char* const RT_TABLES_PATH = "/data/misc/net/rt_tables"; 11042b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran dump_file("RT_TABLES", RT_TABLES_PATH); 1105cd67e9f059e270017d5defd8784c89dd8e6bcde7Nick Kralevich FILE* fp = fopen(RT_TABLES_PATH, "re"); 11062b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran if (!fp) { 11072b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran printf("*** %s: %s\n", RT_TABLES_PATH, strerror(errno)); 11082b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran return; 11092b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran } 11102b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran char table[16]; 11112b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran // Each line has an integer (the table number), a space, and a string (the table name). We only 11122b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran // need the table number. It's a 32-bit unsigned number, so max 10 chars. Skip the table name. 11132b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran // Add a fixed max limit so this doesn't go awry. 11142b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran for (int i = 0; i < 64 && fscanf(fp, " %10s %*s", table) == 1; ++i) { 11152b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran run_command("ROUTE TABLE IPv4", 10, "ip", "-4", "route", "show", "table", table, NULL); 11162b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran run_command("ROUTE TABLE IPv6", 10, "ip", "-6", "route", "show", "table", table, NULL); 11172b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran } 11182b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran fclose(fp); 11192b3bba34aec65b612be8d1f52cd124d9c30955f9Sreeram Ramachandran} 112071bbfc57974331dce79242ce806d92035fce06baFelipe Leme 112171bbfc57974331dce79242ce806d92035fce06baFelipe Leme/* overall progress */ 112271bbfc57974331dce79242ce806d92035fce06baFelipe Lemeint progress = 0; 112308b5578b7370b11e6eeb1f2619fd9d54b0536760Felipe Lemeint do_update_progress = 0; // Set by dumpstate.cpp 1124ad5f6c475934ac6a658a203069a9f055540946e7Felipe Lemeint weight_total = WEIGHT_TOTAL; 112571bbfc57974331dce79242ce806d92035fce06baFelipe Leme 112671bbfc57974331dce79242ce806d92035fce06baFelipe Leme// TODO: make this function thread safe if sections are generated in parallel. 112771bbfc57974331dce79242ce806d92035fce06baFelipe Lemevoid update_progress(int delta) { 112871bbfc57974331dce79242ce806d92035fce06baFelipe Leme if (!do_update_progress) return; 112971bbfc57974331dce79242ce806d92035fce06baFelipe Leme 113071bbfc57974331dce79242ce806d92035fce06baFelipe Leme progress += delta; 113171bbfc57974331dce79242ce806d92035fce06baFelipe Leme 113271bbfc57974331dce79242ce806d92035fce06baFelipe Leme char key[PROPERTY_KEY_MAX]; 113371bbfc57974331dce79242ce806d92035fce06baFelipe Leme char value[PROPERTY_VALUE_MAX]; 1134ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme 1135ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme // adjusts max on the fly 1136ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme if (progress > weight_total) { 1137ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme int new_total = weight_total * 1.2; 1138107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGD("Adjusting total weight from %d to %d\n", weight_total, new_total); 1139ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme weight_total = new_total; 1140ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme sprintf(key, "dumpstate.%d.max", getpid()); 1141ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme sprintf(value, "%d", weight_total); 1142ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme int status = property_set(key, value); 1143ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme if (status) { 1144cbce55d4fdbdd2e5a5515054c48d2116c5db2712Felipe Leme MYLOGE("Could not update max weight by setting system property %s to %s: %d\n", 1145ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme key, value, status); 1146ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme } 1147ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme } 1148ad5f6c475934ac6a658a203069a9f055540946e7Felipe Leme 114971bbfc57974331dce79242ce806d92035fce06baFelipe Leme sprintf(key, "dumpstate.%d.progress", getpid()); 115071bbfc57974331dce79242ce806d92035fce06baFelipe Leme sprintf(value, "%d", progress); 115171bbfc57974331dce79242ce806d92035fce06baFelipe Leme 1152107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme if (progress % 100 == 0) { 1153107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme // We don't want to spam logcat, so only log multiples of 100. 1154107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme MYLOGD("Setting progress (%s): %s/%d\n", key, value, weight_total); 1155107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme } else { 1156107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme // stderr is ignored on normal invocations, but useful when calling /system/bin/dumpstate 1157107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme // directly for debuggging. 1158107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme fprintf(stderr, "Setting progress (%s): %s/%d\n", key, value, weight_total); 1159107a05f72e711c92545d0be648ab79c4f858f372Felipe Leme } 116071bbfc57974331dce79242ce806d92035fce06baFelipe Leme 116171bbfc57974331dce79242ce806d92035fce06baFelipe Leme int status = property_set(key, value); 116271bbfc57974331dce79242ce806d92035fce06baFelipe Leme if (status) { 1163cbce55d4fdbdd2e5a5515054c48d2116c5db2712Felipe Leme MYLOGE("Could not update progress by setting system property %s to %s: %d\n", 116471bbfc57974331dce79242ce806d92035fce06baFelipe Leme key, value, status); 116571bbfc57974331dce79242ce806d92035fce06baFelipe Leme } 116671bbfc57974331dce79242ce806d92035fce06baFelipe Leme} 1167e338bf60701e5b955ab0a097f2631f2190218894Felipe Leme 11683634a1e3459cb609da709646107e246cafbc01f9Felipe Lemevoid take_screenshot(const std::string& path) { 1169e338bf60701e5b955ab0a097f2631f2190218894Felipe Leme const char *args[] = { "/system/bin/screencap", "-p", path.c_str(), NULL }; 1170cf6a8b47dc04f1c33ddc337b5e21f2c5b7354cb5Felipe Leme run_command_always(NULL, false, 10, args); 1171e338bf60701e5b955ab0a097f2631f2190218894Felipe Leme} 1172f55d402132afa4b9dd38aa69e50ec7b7efb1927cMark Salyzyn 11730c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Lemevoid vibrate(FILE* vibrator, int ms) { 11740c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme fprintf(vibrator, "%d\n", ms); 11750c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme fflush(vibrator); 11760c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme} 11770c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme 11780c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Lemebool is_dir(const char* pathname) { 11790c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme struct stat info; 11800c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme if (stat(pathname, &info) == -1) { 11810c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme return false; 11820c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme } 11830c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme return S_ISDIR(info.st_mode); 11840c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme} 11850c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme 11860c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Lemetime_t get_mtime(int fd, time_t default_mtime) { 11870c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme struct stat info; 11880c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme if (fstat(fd, &info) == -1) { 11890c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme return default_mtime; 11900c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme } 11910c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme return info.st_mtime; 11920c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme} 11930c80cf0caaf5dce5ef4d0265b249bd1ec680cca1Felipe Leme 11948c8130eb68c89987a94db084608a4229bad06c18Mark Salyzynvoid dump_emmc_ecsd(const char *ext_csd_path) { 11958c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn static const size_t EXT_CSD_REV = 192; 11968c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn static const size_t EXT_PRE_EOL_INFO = 267; 11978c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn static const size_t EXT_DEVICE_LIFE_TIME_EST_TYP_A = 268; 11988c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn static const size_t EXT_DEVICE_LIFE_TIME_EST_TYP_B = 269; 11998c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn struct hex { 12008c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn char str[2]; 12018c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } buffer[512]; 12028c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn int fd, ext_csd_rev, ext_pre_eol_info; 12038c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ssize_t bytes_read; 12048c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn static const char *ver_str[] = { 12058c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "4.0", "4.1", "4.2", "4.3", "Obsolete", "4.41", "4.5", "5.0" 12068c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn }; 12078c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn static const char *eol_str[] = { 12088c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "Undefined", 12098c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "Normal", 12108c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "Warning (consumed 80% of reserve)", 12114b45d6732c649aa15799076d68e5fb5a170819bcMark Salyzyn "Urgent (consumed 90% of reserve)" 12128c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn }; 12138c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12148c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("------ %s Extended CSD ------\n", ext_csd_path); 12158c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12168c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn fd = TEMP_FAILURE_RETRY(open(ext_csd_path, 12178c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn O_RDONLY | O_NONBLOCK | O_CLOEXEC)); 12188c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn if (fd < 0) { 12198c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: %s\n\n", ext_csd_path, strerror(errno)); 12208c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn return; 12218c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12228c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12238c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn bytes_read = TEMP_FAILURE_RETRY(read(fd, buffer, sizeof(buffer))); 12248c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn close(fd); 12258c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn if (bytes_read < 0) { 12268c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: %s\n\n", ext_csd_path, strerror(errno)); 12278c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn return; 12288c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12294b45d6732c649aa15799076d68e5fb5a170819bcMark Salyzyn if (bytes_read < (ssize_t)(EXT_CSD_REV * sizeof(struct hex))) { 12308c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: truncated content %zd\n\n", ext_csd_path, bytes_read); 12318c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn return; 12328c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12338c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12348c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_csd_rev = 0; 12358c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn if (sscanf(buffer[EXT_CSD_REV].str, "%02x", &ext_csd_rev) != 1) { 12368c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: EXT_CSD_REV parse error \"%.2s\"\n\n", 12378c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_csd_path, buffer[EXT_CSD_REV].str); 12388c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn return; 12398c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12408c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12418c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("rev 1.%d (MMC %s)\n", 12428c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_csd_rev, 12438c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn (ext_csd_rev < (int)(sizeof(ver_str) / sizeof(ver_str[0]))) ? 12448c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ver_str[ext_csd_rev] : 12458c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "Unknown"); 12468c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn if (ext_csd_rev < 7) { 12478c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("\n"); 12488c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn return; 12498c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12508c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12514b45d6732c649aa15799076d68e5fb5a170819bcMark Salyzyn if (bytes_read < (ssize_t)(EXT_PRE_EOL_INFO * sizeof(struct hex))) { 12528c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: truncated content %zd\n\n", ext_csd_path, bytes_read); 12538c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn return; 12548c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12558c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12568c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_pre_eol_info = 0; 12578c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn if (sscanf(buffer[EXT_PRE_EOL_INFO].str, "%02x", &ext_pre_eol_info) != 1) { 12588c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: PRE_EOL_INFO parse error \"%.2s\"\n\n", 12598c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_csd_path, buffer[EXT_PRE_EOL_INFO].str); 12608c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn return; 12618c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12628c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("PRE_EOL_INFO %d (MMC %s)\n", 12638c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_pre_eol_info, 12648c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn eol_str[(ext_pre_eol_info < (int) 12658c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn (sizeof(eol_str) / sizeof(eol_str[0]))) ? 12668c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_pre_eol_info : 0]); 12678c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12688c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn for (size_t lifetime = EXT_DEVICE_LIFE_TIME_EST_TYP_A; 12698c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn lifetime <= EXT_DEVICE_LIFE_TIME_EST_TYP_B; 12708c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ++lifetime) { 12718c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn int ext_device_life_time_est; 12728c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn static const char *est_str[] = { 12738c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "Undefined", 12748c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "0-10% of device lifetime used", 12758c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "10-20% of device lifetime used", 12768c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "20-30% of device lifetime used", 12778c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "30-40% of device lifetime used", 12788c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "40-50% of device lifetime used", 12798c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "50-60% of device lifetime used", 12808c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "60-70% of device lifetime used", 12818c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "70-80% of device lifetime used", 12828c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "80-90% of device lifetime used", 12838c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "90-100% of device lifetime used", 12848c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn "Exceeded the maximum estimated device lifetime", 12858c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn }; 12868c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12874b45d6732c649aa15799076d68e5fb5a170819bcMark Salyzyn if (bytes_read < (ssize_t)(lifetime * sizeof(struct hex))) { 12888c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: truncated content %zd\n", ext_csd_path, bytes_read); 12898c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn break; 12908c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 12918c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 12928c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_device_life_time_est = 0; 12938c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn if (sscanf(buffer[lifetime].str, "%02x", &ext_device_life_time_est) != 1) { 12948c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("*** %s: DEVICE_LIFE_TIME_EST_TYP_%c parse error \"%.2s\"\n", 12958c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_csd_path, 12968c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn (unsigned)(lifetime - EXT_DEVICE_LIFE_TIME_EST_TYP_A) + 'A', 12978c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn buffer[lifetime].str); 12988c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn continue; 12998c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 13008c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("DEVICE_LIFE_TIME_EST_TYP_%c %d (MMC %s)\n", 13018c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn (unsigned)(lifetime - EXT_DEVICE_LIFE_TIME_EST_TYP_A) + 'A', 13028c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_device_life_time_est, 13038c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn est_str[(ext_device_life_time_est < (int) 13048c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn (sizeof(est_str) / sizeof(est_str[0]))) ? 13058c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn ext_device_life_time_est : 0]); 13068c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn } 13078c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn 13088c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn printf("\n"); 13098c8130eb68c89987a94db084608a4229bad06c18Mark Salyzyn} 131088c7933df551f6dadd8cc931d104b01d6d1609e4Felipe Leme 1311a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme// TODO: refactor all those commands that convert args 1312a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Lemevoid format_args(int argc, const char *argv[], std::string *args) { 1313a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme LOG_ALWAYS_FATAL_IF(args == nullptr); 131488c7933df551f6dadd8cc931d104b01d6d1609e4Felipe Leme for (int i = 0; i < argc; i++) { 1315a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme args->append(argv[i]); 1316a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme if (i < argc -1) { 1317a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme args->append(" "); 1318a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme } 1319a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme } 1320a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme} 1321a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Lemevoid format_args(const char* command, const char *args[], std::string *string) { 1322a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme LOG_ALWAYS_FATAL_IF(args == nullptr || command == nullptr); 1323a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme string->append(command); 1324a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme if (args[0] == nullptr) return; 1325a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme string->append(" "); 1326a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme 1327a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme for (int arg = 1; arg <= 1000; ++arg) { 1328a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme if (args[arg] == nullptr) return; 1329a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme string->append(args[arg]); 1330a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme if (args[arg+1] != nullptr) { 1331a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme string->append(" "); 1332a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme } 133388c7933df551f6dadd8cc931d104b01d6d1609e4Felipe Leme } 1334a34efb7ae17a7ea1078cce75be634120bd72a421Felipe Leme MYLOGE("internal error: missing NULL entry on %s", string->c_str()); 133588c7933df551f6dadd8cc931d104b01d6d1609e4Felipe Leme} 1336