diff options
author | Colin Cross <ccross@android.com> | 2012-03-26 12:38:43 -0700 |
---|---|---|
committer | Colin Cross <ccross@android.com> | 2012-03-26 12:39:38 -0700 |
commit | b347e33daf8102448b10679b224d447a0610698b (patch) | |
tree | eb1a2d13d5c73c6543d5214e02bb5df2e770b1f9 /cmds/dumpstate | |
parent | 8296628ed89d98a76a904cbca53ffeb62db8bbda (diff) | |
download | frameworks_base-b347e33daf8102448b10679b224d447a0610698b.zip frameworks_base-b347e33daf8102448b10679b224d447a0610698b.tar.gz frameworks_base-b347e33daf8102448b10679b224d447a0610698b.tar.bz2 |
move dumpstate and dumpsys from frameworks/base to frameworks/native
Change-Id: Ifdff51a974a9ee3c8ee7b04648a45d2f278ce4df
Diffstat (limited to 'cmds/dumpstate')
-rw-r--r-- | cmds/dumpstate/Android.mk | 19 | ||||
-rw-r--r-- | cmds/dumpstate/dumpstate.c | 452 | ||||
-rw-r--r-- | cmds/dumpstate/dumpstate.h | 62 | ||||
-rw-r--r-- | cmds/dumpstate/utils.c | 470 |
4 files changed, 0 insertions, 1003 deletions
diff --git a/cmds/dumpstate/Android.mk b/cmds/dumpstate/Android.mk deleted file mode 100644 index d602500..0000000 --- a/cmds/dumpstate/Android.mk +++ /dev/null @@ -1,19 +0,0 @@ -LOCAL_PATH:= $(call my-dir) -include $(CLEAR_VARS) - -ifdef BOARD_WLAN_DEVICE -LOCAL_CFLAGS := -DFWDUMP_$(BOARD_WLAN_DEVICE) -endif - -LOCAL_SRC_FILES := dumpstate.c utils.c - -LOCAL_MODULE := dumpstate - -LOCAL_SHARED_LIBRARIES := libcutils - -ifdef BOARD_LIB_DUMPSTATE -LOCAL_STATIC_LIBRARIES := $(BOARD_LIB_DUMPSTATE) -LOCAL_CFLAGS += -DBOARD_HAS_DUMPSTATE -endif - -include $(BUILD_EXECUTABLE) diff --git a/cmds/dumpstate/dumpstate.c b/cmds/dumpstate/dumpstate.c deleted file mode 100644 index aa95b35..0000000 --- a/cmds/dumpstate/dumpstate.c +++ /dev/null @@ -1,452 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <errno.h> -#include <fcntl.h> -#include <limits.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/resource.h> -#include <sys/stat.h> -#include <sys/time.h> -#include <sys/wait.h> -#include <unistd.h> -#include <linux/capability.h> -#include <linux/prctl.h> - -#include <cutils/properties.h> - -#include "private/android_filesystem_config.h" - -#define LOG_TAG "dumpstate" -#include <utils/Log.h> - -#include "dumpstate.h" - -/* read before root is shed */ -static char cmdline_buf[16384] = "(unknown)"; -static const char *dump_traces_path = NULL; - -static char screenshot_path[PATH_MAX] = ""; - -/* dumps the current system state to stdout */ -static void dumpstate() { - time_t now = time(NULL); - char build[PROPERTY_VALUE_MAX], fingerprint[PROPERTY_VALUE_MAX]; - char radio[PROPERTY_VALUE_MAX], bootloader[PROPERTY_VALUE_MAX]; - char network[PROPERTY_VALUE_MAX], date[80]; - char build_type[PROPERTY_VALUE_MAX]; - - property_get("ro.build.display.id", build, "(unknown)"); - property_get("ro.build.fingerprint", fingerprint, "(unknown)"); - property_get("ro.build.type", build_type, "(unknown)"); - property_get("ro.baseband", radio, "(unknown)"); - property_get("ro.bootloader", bootloader, "(unknown)"); - property_get("gsm.operator.alpha", network, "(unknown)"); - strftime(date, sizeof(date), "%Y-%m-%d %H:%M:%S", localtime(&now)); - - printf("========================================================\n"); - printf("== dumpstate: %s\n", date); - printf("========================================================\n"); - - printf("\n"); - printf("Build: %s\n", build); - printf("Build fingerprint: '%s'\n", fingerprint); /* format is important for other tools */ - printf("Bootloader: %s\n", bootloader); - printf("Radio: %s\n", radio); - printf("Network: %s\n", network); - - printf("Kernel: "); - dump_file(NULL, "/proc/version"); - printf("Command line: %s\n", strtok(cmdline_buf, "\n")); - printf("\n"); - - run_command("UPTIME", 10, "uptime", NULL); - dump_file("MEMORY INFO", "/proc/meminfo"); - run_command("CPU INFO", 10, "top", "-n", "1", "-d", "1", "-m", "30", "-t", NULL); - run_command("PROCRANK", 20, "procrank", NULL); - dump_file("VIRTUAL MEMORY STATS", "/proc/vmstat"); - dump_file("VMALLOC INFO", "/proc/vmallocinfo"); - dump_file("SLAB INFO", "/proc/slabinfo"); - dump_file("ZONEINFO", "/proc/zoneinfo"); - dump_file("PAGETYPEINFO", "/proc/pagetypeinfo"); - dump_file("BUDDYINFO", "/proc/buddyinfo"); - - - dump_file("KERNEL WAKELOCKS", "/proc/wakelocks"); - dump_file("KERNEL CPUFREQ", "/sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state"); - - run_command("PROCESSES", 10, "ps", "-P", NULL); - run_command("PROCESSES AND THREADS", 10, "ps", "-t", "-p", "-P", NULL); - run_command("LIBRANK", 10, "librank", NULL); - - do_dmesg(); - - run_command("LIST OF OPEN FILES", 10, SU_PATH, "root", "lsof", NULL); - - for_each_pid(do_showmap, "SMAPS OF ALL PROCESSES"); - for_each_pid(show_wchan, "BLOCKED PROCESS WAIT-CHANNELS"); - - // dump_file("EVENT LOG TAGS", "/etc/event-log-tags"); - run_command("SYSTEM LOG", 20, "logcat", "-v", "threadtime", "-d", "*:v", NULL); - run_command("EVENT LOG", 20, "logcat", "-b", "events", "-v", "threadtime", "-d", "*:v", NULL); - run_command("RADIO LOG", 20, "logcat", "-b", "radio", "-v", "threadtime", "-d", "*:v", NULL); - - - /* show the traces we collected in main(), if that was done */ - if (dump_traces_path != NULL) { - dump_file("VM TRACES JUST NOW", dump_traces_path); - } - - /* only show ANR traces if they're less than 15 minutes old */ - struct stat st; - char anr_traces_path[PATH_MAX]; - property_get("dalvik.vm.stack-trace-file", anr_traces_path, ""); - if (!anr_traces_path[0]) { - printf("*** NO VM TRACES FILE DEFINED (dalvik.vm.stack-trace-file)\n\n"); - } else if (stat(anr_traces_path, &st)) { - printf("*** NO ANR VM TRACES FILE (%s): %s\n\n", anr_traces_path, strerror(errno)); - } else { - dump_file("VM TRACES AT LAST ANR", anr_traces_path); - } - - /* slow traces for slow operations */ - if (anr_traces_path[0] != 0) { - int tail = strlen(anr_traces_path)-1; - while (tail > 0 && anr_traces_path[tail] != '/') { - tail--; - } - int i = 0; - while (1) { - sprintf(anr_traces_path+tail+1, "slow%02d.txt", i); - if (stat(anr_traces_path, &st)) { - // No traces file at this index, done with the files. - break; - } - dump_file("VM TRACES WHEN SLOW", anr_traces_path); - i++; - } - } - - dump_file("NETWORK DEV INFO", "/proc/net/dev"); - dump_file("QTAGUID NETWORK INTERFACES INFO", "/proc/net/xt_qtaguid/iface_stat_all"); - dump_file("QTAGUID CTRL INFO", "/proc/net/xt_qtaguid/ctrl"); - dump_file("QTAGUID STATS INFO", "/proc/net/xt_qtaguid/stats"); - - dump_file("NETWORK ROUTES", "/proc/net/route"); - dump_file("NETWORK ROUTES IPV6", "/proc/net/ipv6_route"); - - /* TODO: Make last_kmsg CAP_SYSLOG protected. b/5555691 */ - dump_file("LAST KMSG", "/proc/last_kmsg"); - dump_file("LAST PANIC CONSOLE", "/data/dontpanic/apanic_console"); - dump_file("LAST PANIC THREADS", "/data/dontpanic/apanic_threads"); - - if (screenshot_path[0]) { - ALOGI("taking screenshot\n"); - run_command(NULL, 5, SU_PATH, "root", "screenshot", screenshot_path, NULL); - ALOGI("wrote screenshot: %s\n", screenshot_path); - } - - run_command("SYSTEM SETTINGS", 20, SU_PATH, "root", "sqlite3", - "/data/data/com.android.providers.settings/databases/settings.db", - "pragma user_version; select * from system; select * from secure;", NULL); - - /* The following have a tendency to get wedged when wifi drivers/fw goes belly-up. */ - run_command("NETWORK INTERFACES", 10, SU_PATH, "root", "netcfg", NULL); - run_command("IP RULES", 10, "ip", "rule", "show", NULL); - run_command("IP RULES v6", 10, "ip", "-6", "rule", "show", NULL); - run_command("ROUTE TABLE 60", 10, "ip", "route", "show", "table", "60", NULL); - run_command("ROUTE TABLE 61 v6", 10, "ip", "-6", "route", "show", "table", "60", NULL); - run_command("ROUTE TABLE 61", 10, "ip", "route", "show", "table", "61", NULL); - run_command("ROUTE TABLE 61 v6", 10, "ip", "-6", "route", "show", "table", "61", NULL); - dump_file("ARP CACHE", "/proc/net/arp"); - run_command("IPTABLES", 10, SU_PATH, "root", "iptables", "-L", "-nvx", NULL); - run_command("IP6TABLES", 10, SU_PATH, "root", "ip6tables", "-L", "-nvx", NULL); - run_command("IPTABLE NAT", 10, SU_PATH, "root", "iptables", "-t", "nat", "-L", "-n", NULL); - run_command("IPT6ABLE NAT", 10, SU_PATH, "root", "ip6tables", "-t", "nat", "-L", "-n", NULL); - - run_command("WIFI NETWORKS", 20, - SU_PATH, "root", "wpa_cli", "list_networks", NULL); - - property_get("dhcp.wlan0.gateway", network, ""); - if (network[0]) - run_command("PING GATEWAY", 10, SU_PATH, "root", "ping", "-c", "3", "-i", ".5", network, NULL); - property_get("dhcp.wlan0.dns1", network, ""); - if (network[0]) - run_command("PING DNS1", 10, SU_PATH, "root", "ping", "-c", "3", "-i", ".5", network, NULL); - property_get("dhcp.wlan0.dns2", network, ""); - if (network[0]) - run_command("PING DNS2", 10, SU_PATH, "root", "ping", "-c", "3", "-i", ".5", network, NULL); -#ifdef FWDUMP_bcm4329 - run_command("DUMP WIFI STATUS", 20, - SU_PATH, "root", "dhdutil", "-i", "wlan0", "dump", NULL); - run_command("DUMP WIFI INTERNAL COUNTERS", 20, - SU_PATH, "root", "wlutil", "counters", NULL); -#endif - - print_properties(); - - run_command("VOLD DUMP", 10, "vdc", "dump", NULL); - run_command("SECURE CONTAINERS", 10, "vdc", "asec", "list", NULL); - - run_command("FILESYSTEMS & FREE SPACE", 10, SU_PATH, "root", "df", NULL); - - dump_file("PACKAGE SETTINGS", "/data/system/packages.xml"); - dump_file("PACKAGE UID ERRORS", "/data/system/uiderrors.txt"); - - run_command("LAST RADIO LOG", 10, "parse_radio_log", "/proc/last_radio_log", NULL); - - printf("------ BACKLIGHTS ------\n"); - printf("LCD brightness="); - dump_file(NULL, "/sys/class/leds/lcd-backlight/brightness"); - printf("Button brightness="); - dump_file(NULL, "/sys/class/leds/button-backlight/brightness"); - printf("Keyboard brightness="); - dump_file(NULL, "/sys/class/leds/keyboard-backlight/brightness"); - printf("ALS mode="); - dump_file(NULL, "/sys/class/leds/lcd-backlight/als"); - printf("LCD driver registers:\n"); - dump_file(NULL, "/sys/class/leds/lcd-backlight/registers"); - printf("\n"); - - /* Binder state is expensive to look at as it uses a lot of memory. */ - dump_file("BINDER FAILED TRANSACTION LOG", "/sys/kernel/debug/binder/failed_transaction_log"); - dump_file("BINDER TRANSACTION LOG", "/sys/kernel/debug/binder/transaction_log"); - dump_file("BINDER TRANSACTIONS", "/sys/kernel/debug/binder/transactions"); - dump_file("BINDER STATS", "/sys/kernel/debug/binder/stats"); - dump_file("BINDER STATE", "/sys/kernel/debug/binder/state"); - -#ifdef BOARD_HAS_DUMPSTATE - printf("========================================================\n"); - printf("== Board\n"); - printf("========================================================\n"); - - dumpstate_board(); - printf("\n"); -#endif - - /* Migrate the ril_dumpstate to a dumpstate_board()? */ - char ril_dumpstate_timeout[PROPERTY_VALUE_MAX] = {0}; - property_get("ril.dumpstate.timeout", ril_dumpstate_timeout, "30"); - if (strnlen(ril_dumpstate_timeout, PROPERTY_VALUE_MAX - 1) > 0) { - if (0 == strncmp(build_type, "user", PROPERTY_VALUE_MAX - 1)) { - // su does not exist on user builds, so try running without it. - // This way any implementations of vril-dump that do not require - // root can run on user builds. - run_command("DUMP VENDOR RIL LOGS", atoi(ril_dumpstate_timeout), - "vril-dump", NULL); - } else { - run_command("DUMP VENDOR RIL LOGS", atoi(ril_dumpstate_timeout), - SU_PATH, "root", "vril-dump", NULL); - } - } - - printf("========================================================\n"); - printf("== Android Framework Services\n"); - printf("========================================================\n"); - - /* the full dumpsys is starting to take a long time, so we need - to increase its timeout. we really need to do the timeouts in - dumpsys itself... */ - run_command("DUMPSYS", 60, "dumpsys", NULL); - - printf("========================================================\n"); - printf("== Running Application Activities\n"); - printf("========================================================\n"); - - run_command("APP ACTIVITIES", 30, "dumpsys", "activity", "all", NULL); - - printf("========================================================\n"); - printf("== Running Application Services\n"); - printf("========================================================\n"); - - run_command("APP SERVICES", 30, "dumpsys", "activity", "service", "all", NULL); - - printf("========================================================\n"); - printf("== Running Application Providers\n"); - printf("========================================================\n"); - - run_command("APP SERVICES", 30, "dumpsys", "activity", "provider", "all", NULL); - - - printf("========================================================\n"); - printf("== dumpstate: done\n"); - printf("========================================================\n"); -} - -static void usage() { - fprintf(stderr, "usage: dumpstate [-b soundfile] [-e soundfile] [-o file [-d] [-p] [-z]] [-s]\n" - " -o: write to file (instead of stdout)\n" - " -d: append date to filename (requires -o)\n" - " -z: gzip output (requires -o)\n" - " -p: capture screenshot to filename.png (requires -o)\n" - " -s: write output to control socket (for init)\n" - " -b: play sound file instead of vibrate, at beginning of job\n" - " -e: play sound file instead of vibrate, at end of job\n" - ); -} - -int main(int argc, char *argv[]) { - int do_add_date = 0; - int do_compress = 0; - char* use_outfile = 0; - char* begin_sound = 0; - char* end_sound = 0; - int use_socket = 0; - int do_fb = 0; - - ALOGI("begin\n"); - - /* set as high priority, and protect from OOM killer */ - setpriority(PRIO_PROCESS, 0, -20); - FILE *oom_adj = fopen("/proc/self/oom_adj", "w"); - if (oom_adj) { - fputs("-17", oom_adj); - fclose(oom_adj); - } - - /* very first thing, collect VM traces from Dalvik (needs root) */ - dump_traces_path = dump_vm_traces(); - - int c; - while ((c = getopt(argc, argv, "b:de:ho:svzp")) != -1) { - switch (c) { - case 'b': begin_sound = optarg; break; - case 'd': do_add_date = 1; break; - case 'e': end_sound = optarg; break; - case 'o': use_outfile = optarg; break; - case 's': use_socket = 1; break; - case 'v': break; // compatibility no-op - case 'z': do_compress = 6; break; - case 'p': do_fb = 1; break; - case '?': printf("\n"); - case 'h': - usage(); - exit(1); - } - } - - /* open the vibrator before dropping root */ - FILE *vibrator = fopen("/sys/class/timed_output/vibrator/enable", "w"); - if (vibrator) fcntl(fileno(vibrator), F_SETFD, FD_CLOEXEC); - - /* read /proc/cmdline before dropping root */ - FILE *cmdline = fopen("/proc/cmdline", "r"); - if (cmdline != NULL) { - fgets(cmdline_buf, sizeof(cmdline_buf), cmdline); - fclose(cmdline); - } - - if (getuid() == 0) { - if (prctl(PR_SET_KEEPCAPS, 1) < 0) { - ALOGE("prctl(PR_SET_KEEPCAPS) failed: %s\n", strerror(errno)); - return -1; - } - - /* switch to non-root user and group */ - gid_t groups[] = { AID_LOG, AID_SDCARD_RW, AID_MOUNT, AID_INET, AID_NET_BW_STATS }; - if (setgroups(sizeof(groups)/sizeof(groups[0]), groups) != 0) { - ALOGE("Unable to setgroups, aborting: %s\n", strerror(errno)); - return -1; - } - if (setgid(AID_SHELL) != 0) { - ALOGE("Unable to setgid, aborting: %s\n", strerror(errno)); - return -1; - } - if (setuid(AID_SHELL) != 0) { - ALOGE("Unable to setuid, aborting: %s\n", strerror(errno)); - return -1; - } - - struct __user_cap_header_struct capheader; - struct __user_cap_data_struct capdata[2]; - memset(&capheader, 0, sizeof(capheader)); - memset(&capdata, 0, sizeof(capdata)); - capheader.version = _LINUX_CAPABILITY_VERSION_3; - capheader.pid = 0; - - capdata[CAP_TO_INDEX(CAP_SYSLOG)].permitted = CAP_TO_MASK(CAP_SYSLOG); - capdata[CAP_TO_INDEX(CAP_SYSLOG)].effective = CAP_TO_MASK(CAP_SYSLOG); - capdata[0].inheritable = 0; - capdata[1].inheritable = 0; - - if (capset(&capheader, &capdata[0]) < 0) { - ALOGE("capset failed: %s\n", strerror(errno)); - return -1; - } - } - - char path[PATH_MAX], tmp_path[PATH_MAX]; - pid_t gzip_pid = -1; - - if (use_socket) { - redirect_to_socket(stdout, "dumpstate"); - } else if (use_outfile) { - strlcpy(path, use_outfile, sizeof(path)); - if (do_add_date) { - char date[80]; - time_t now = time(NULL); - strftime(date, sizeof(date), "-%Y-%m-%d-%H-%M-%S", localtime(&now)); - strlcat(path, date, sizeof(path)); - } - if (do_fb) { - strlcpy(screenshot_path, path, sizeof(screenshot_path)); - strlcat(screenshot_path, ".png", sizeof(screenshot_path)); - } - strlcat(path, ".txt", sizeof(path)); - if (do_compress) strlcat(path, ".gz", sizeof(path)); - strlcpy(tmp_path, path, sizeof(tmp_path)); - strlcat(tmp_path, ".tmp", sizeof(tmp_path)); - gzip_pid = redirect_to_file(stdout, tmp_path, do_compress); - } - - if (begin_sound) { - play_sound(begin_sound); - } else if (vibrator) { - fputs("150", vibrator); - fflush(vibrator); - } - - dumpstate(); - - if (end_sound) { - play_sound(end_sound); - } else if (vibrator) { - int i; - for (i = 0; i < 3; i++) { - fputs("75\n", vibrator); - fflush(vibrator); - usleep((75 + 50) * 1000); - } - fclose(vibrator); - } - - /* wait for gzip to finish, otherwise it might get killed when we exit */ - if (gzip_pid > 0) { - fclose(stdout); - waitpid(gzip_pid, NULL, 0); - } - - /* rename the (now complete) .tmp file to its final location */ - if (use_outfile && rename(tmp_path, path)) { - fprintf(stderr, "rename(%s, %s): %s\n", tmp_path, path, strerror(errno)); - } - - ALOGI("done\n"); - - return 0; -} diff --git a/cmds/dumpstate/dumpstate.h b/cmds/dumpstate/dumpstate.h deleted file mode 100644 index c1c2ad8..0000000 --- a/cmds/dumpstate/dumpstate.h +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef _DUMPSTATE_H_ -#define _DUMPSTATE_H_ - -#include <time.h> -#include <unistd.h> -#include <stdio.h> - -#define SU_PATH "/system/xbin/su" - -/* prints the contents of a file */ -int dump_file(const char *title, const char* path); - -/* forks a command and waits for it to finish -- terminate args with NULL */ -int run_command(const char *title, int timeout_seconds, const char *command, ...); - -/* prints all the system properties */ -void print_properties(); - -/* redirect output to a service control socket */ -void redirect_to_socket(FILE *redirect, const char *service); - -/* redirect output to a file, optionally gzipping; returns gzip pid */ -pid_t redirect_to_file(FILE *redirect, char *path, int gzip_level); - -/* dump Dalvik stack traces, return the trace file location (NULL if none) */ -const char *dump_vm_traces(); - -/* for each process in the system, run the specified function */ -void for_each_pid(void (*func)(int, const char *), const char *header); - -/* Displays a blocked processes in-kernel wait channel */ -void show_wchan(int pid, const char *name); - -/* Runs "showmap" for a process */ -void do_showmap(int pid, const char *name); - -/* Gets the dmesg output for the kernel */ -void do_dmesg(); - -/* Play a sound via Stagefright */ -void play_sound(const char* path); - -/* Implemented by libdumpstate_board to dump board-specific info */ -void dumpstate_board(); - -#endif /* _DUMPSTATE_H_ */ diff --git a/cmds/dumpstate/utils.c b/cmds/dumpstate/utils.c deleted file mode 100644 index 0d5ab90..0000000 --- a/cmds/dumpstate/utils.c +++ /dev/null @@ -1,470 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <dirent.h> -#include <errno.h> -#include <fcntl.h> -#include <limits.h> -#include <poll.h> -#include <signal.h> -#include <stdarg.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/inotify.h> -#include <sys/stat.h> -#include <sys/time.h> -#include <sys/wait.h> -#include <sys/klog.h> -#include <time.h> -#include <unistd.h> - -#include <cutils/properties.h> -#include <cutils/sockets.h> -#include <private/android_filesystem_config.h> - -#include "dumpstate.h" - -void for_each_pid(void (*func)(int, const char *), const char *header) { - DIR *d; - struct dirent *de; - - if (!(d = opendir("/proc"))) { - printf("Failed to open /proc (%s)\n", strerror(errno)); - return; - } - - printf("\n------ %s ------\n", header); - while ((de = readdir(d))) { - int pid; - int fd; - char cmdpath[255]; - char cmdline[255]; - - if (!(pid = atoi(de->d_name))) { - continue; - } - - sprintf(cmdpath,"/proc/%d/cmdline", pid); - memset(cmdline, 0, sizeof(cmdline)); - if ((fd = open(cmdpath, O_RDONLY)) < 0) { - strcpy(cmdline, "N/A"); - } else { - read(fd, cmdline, sizeof(cmdline)); - close(fd); - } - func(pid, cmdline); - } - - closedir(d); -} - -void show_wchan(int pid, const char *name) { - char path[255]; - char buffer[255]; - int fd; - - memset(buffer, 0, sizeof(buffer)); - - sprintf(path, "/proc/%d/wchan", pid); - if ((fd = open(path, O_RDONLY)) < 0) { - printf("Failed to open '%s' (%s)\n", path, strerror(errno)); - return; - } - - if (read(fd, buffer, sizeof(buffer)) < 0) { - printf("Failed to read '%s' (%s)\n", path, strerror(errno)); - goto out_close; - } - - printf("%-7d %-32s %s\n", pid, name, buffer); - -out_close: - close(fd); - return; -} - -void do_dmesg() { - printf("------ KERNEL LOG (dmesg) ------\n"); - int size = klogctl(10, NULL, 0); /* Get size of kernel buffer */ - if (size <= 0) { - printf("Unexpected klogctl return value: %d\n\n", size); - return; - } - char *buf = (char *) malloc(size + 1); - if (buf == NULL) { - printf("memory allocation failed\n\n"); - return; - } - int retval = klogctl(KLOG_READ_ALL, buf, size); - if (retval < 0) { - printf("klogctl failure\n\n"); - free(buf); - return; - } - buf[retval] = '\0'; - printf("%s\n\n", buf); - free(buf); - return; -} - -void do_showmap(int pid, const char *name) { - char title[255]; - char arg[255]; - - sprintf(title, "SHOW MAP %d (%s)", pid, name); - sprintf(arg, "%d", pid); - run_command(title, 10, SU_PATH, "root", "showmap", arg, NULL); -} - -/* prints the contents of a file */ -int dump_file(const char *title, const char* path) { - char buffer[32768]; - int fd = open(path, O_RDONLY); - if (fd < 0) { - int err = errno; - if (title) printf("------ %s (%s) ------\n", title, path); - printf("*** %s: %s\n", path, strerror(err)); - if (title) printf("\n"); - return -1; - } - - if (title) printf("------ %s (%s", title, path); - - if (title) { - struct stat st; - if (memcmp(path, "/proc/", 6) && memcmp(path, "/sys/", 5) && !fstat(fd, &st)) { - char stamp[80]; - time_t mtime = st.st_mtime; - strftime(stamp, sizeof(stamp), "%Y-%m-%d %H:%M:%S", localtime(&mtime)); - printf(": %s", stamp); - } - printf(") ------\n"); - } - - int newline = 0; - for (;;) { - int ret = read(fd, buffer, sizeof(buffer)); - if (ret > 0) { - newline = (buffer[ret - 1] == '\n'); - ret = fwrite(buffer, ret, 1, stdout); - } - if (ret <= 0) break; - } - - close(fd); - if (!newline) printf("\n"); - if (title) printf("\n"); - return 0; -} - -/* forks a command and waits for it to finish */ -int run_command(const char *title, int timeout_seconds, const char *command, ...) { - fflush(stdout); - clock_t start = clock(); - pid_t pid = fork(); - - /* handle error case */ - if (pid < 0) { - printf("*** fork: %s\n", strerror(errno)); - return pid; - } - - /* handle child case */ - if (pid == 0) { - const char *args[1024] = {command}; - size_t arg; - - va_list ap; - va_start(ap, command); - if (title) printf("------ %s (%s", title, command); - for (arg = 1; arg < sizeof(args) / sizeof(args[0]); ++arg) { - args[arg] = va_arg(ap, const char *); - if (args[arg] == NULL) break; - if (title) printf(" %s", args[arg]); - } - if (title) printf(") ------\n"); - fflush(stdout); - - execvp(command, (char**) args); - printf("*** exec(%s): %s\n", command, strerror(errno)); - fflush(stdout); - _exit(-1); - } - - /* handle parent case */ - for (;;) { - int status; - pid_t p = waitpid(pid, &status, WNOHANG); - float elapsed = (float) (clock() - start) / CLOCKS_PER_SEC; - if (p == pid) { - if (WIFSIGNALED(status)) { - printf("*** %s: Killed by signal %d\n", command, WTERMSIG(status)); - } else if (WIFEXITED(status) && WEXITSTATUS(status) > 0) { - printf("*** %s: Exit code %d\n", command, WEXITSTATUS(status)); - } - if (title) printf("[%s: %.1fs elapsed]\n\n", command, elapsed); - return status; - } - - if (timeout_seconds && elapsed > timeout_seconds) { - printf("*** %s: Timed out after %.1fs (killing pid %d)\n", command, elapsed, pid); - kill(pid, SIGTERM); - return -1; - } - - usleep(100000); // poll every 0.1 sec - } -} - -size_t num_props = 0; -static char* props[2000]; - -static void print_prop(const char *key, const char *name, void *user) { - (void) user; - if (num_props < sizeof(props) / sizeof(props[0])) { - char buf[PROPERTY_KEY_MAX + PROPERTY_VALUE_MAX + 10]; - snprintf(buf, sizeof(buf), "[%s]: [%s]\n", key, name); - props[num_props++] = strdup(buf); - } -} - -static int compare_prop(const void *a, const void *b) { - return strcmp(*(char * const *) a, *(char * const *) b); -} - -/* prints all the system properties */ -void print_properties() { - size_t i; - num_props = 0; - property_list(print_prop, NULL); - qsort(&props, num_props, sizeof(props[0]), compare_prop); - - printf("------ SYSTEM PROPERTIES ------\n"); - for (i = 0; i < num_props; ++i) { - fputs(props[i], stdout); - free(props[i]); - } - printf("\n"); -} - -/* redirect output to a service control socket */ -void redirect_to_socket(FILE *redirect, const char *service) { - int s = android_get_control_socket(service); - if (s < 0) { - fprintf(stderr, "android_get_control_socket(%s): %s\n", service, strerror(errno)); - exit(1); - } - if (listen(s, 4) < 0) { - fprintf(stderr, "listen(control socket): %s\n", strerror(errno)); - exit(1); - } - - struct sockaddr addr; - socklen_t alen = sizeof(addr); - int fd = accept(s, &addr, &alen); - if (fd < 0) { - fprintf(stderr, "accept(control socket): %s\n", strerror(errno)); - exit(1); - } - - fflush(redirect); - dup2(fd, fileno(redirect)); - close(fd); -} - -/* redirect output to a file, optionally gzipping; returns gzip pid (or -1) */ -pid_t redirect_to_file(FILE *redirect, char *path, int gzip_level) { - char *chp = path; - - /* skip initial slash */ - if (chp[0] == '/') - chp++; - - /* create leading directories, if necessary */ - while (chp && chp[0]) { - chp = strchr(chp, '/'); - if (chp) { - *chp = 0; - mkdir(path, 0775); /* drwxrwxr-x */ - *chp++ = '/'; - } - } - - int fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); - if (fd < 0) { - fprintf(stderr, "%s: %s\n", path, strerror(errno)); - exit(1); - } - - pid_t gzip_pid = -1; - if (gzip_level > 0) { - int fds[2]; - if (pipe(fds)) { - fprintf(stderr, "pipe: %s\n", strerror(errno)); - exit(1); - } - - fflush(redirect); - fflush(stdout); - - gzip_pid = fork(); - if (gzip_pid < 0) { - fprintf(stderr, "fork: %s\n", strerror(errno)); - exit(1); - } - - if (gzip_pid == 0) { - dup2(fds[0], STDIN_FILENO); - dup2(fd, STDOUT_FILENO); - - close(fd); - close(fds[0]); - close(fds[1]); - - char level[10]; - snprintf(level, sizeof(level), "-%d", gzip_level); - execlp("gzip", "gzip", level, NULL); - fprintf(stderr, "exec(gzip): %s\n", strerror(errno)); - _exit(-1); - } - - close(fd); - close(fds[0]); - fd = fds[1]; - } - - dup2(fd, fileno(redirect)); - close(fd); - return gzip_pid; -} - -/* dump Dalvik stack traces, return the trace file location (NULL if none) */ -const char *dump_vm_traces() { - char traces_path[PROPERTY_VALUE_MAX] = ""; - property_get("dalvik.vm.stack-trace-file", traces_path, ""); - if (!traces_path[0]) return NULL; - - /* move the old traces.txt (if any) out of the way temporarily */ - char anr_traces_path[PATH_MAX]; - strlcpy(anr_traces_path, traces_path, sizeof(anr_traces_path)); - strlcat(anr_traces_path, ".anr", sizeof(anr_traces_path)); - if (rename(traces_path, anr_traces_path) && errno != ENOENT) { - fprintf(stderr, "rename(%s, %s): %s\n", traces_path, anr_traces_path, strerror(errno)); - return NULL; // Can't rename old traces.txt -- no permission? -- leave it alone instead - } - - /* make the directory if necessary */ - char anr_traces_dir[PATH_MAX]; - strlcpy(anr_traces_dir, traces_path, sizeof(anr_traces_dir)); - char *slash = strrchr(anr_traces_dir, '/'); - if (slash != NULL) { - *slash = '\0'; - if (!mkdir(anr_traces_dir, 0775)) { - chown(anr_traces_dir, AID_SYSTEM, AID_SYSTEM); - } else if (errno != EEXIST) { - fprintf(stderr, "mkdir(%s): %s\n", anr_traces_dir, strerror(errno)); - return NULL; - } - } - - /* create a new, empty traces.txt file to receive stack dumps */ - int fd = open(traces_path, O_CREAT | O_WRONLY | O_TRUNC, 0666); /* -rw-rw-rw- */ - if (fd < 0) { - fprintf(stderr, "%s: %s\n", traces_path, strerror(errno)); - return NULL; - } - close(fd); - - /* walk /proc and kill -QUIT all Dalvik processes */ - DIR *proc = opendir("/proc"); - if (proc == NULL) { - fprintf(stderr, "/proc: %s\n", strerror(errno)); - return NULL; - } - - /* use inotify to find when processes are done dumping */ - int ifd = inotify_init(); - if (ifd < 0) { - fprintf(stderr, "inotify_init: %s\n", strerror(errno)); - return NULL; - } - - int wfd = inotify_add_watch(ifd, traces_path, IN_CLOSE_WRITE); - if (wfd < 0) { - fprintf(stderr, "inotify_add_watch(%s): %s\n", traces_path, strerror(errno)); - return NULL; - } - - struct dirent *d; - int dalvik_found = 0; - while ((d = readdir(proc))) { - int pid = atoi(d->d_name); - if (pid <= 0) continue; - - /* identify Dalvik: /proc/(pid)/exe = /system/bin/app_process */ - char path[PATH_MAX], data[PATH_MAX]; - snprintf(path, sizeof(path), "/proc/%d/exe", pid); - size_t len = readlink(path, data, sizeof(data) - 1); - if (len <= 0 || memcmp(data, "/system/bin/app_process", 23)) continue; - - /* skip zygote -- it won't dump its stack anyway */ - snprintf(path, sizeof(path), "/proc/%d/cmdline", pid); - int fd = open(path, O_RDONLY); - len = read(fd, data, sizeof(data) - 1); - close(fd); - if (len <= 0 || !memcmp(data, "zygote", 6)) continue; - - ++dalvik_found; - if (kill(pid, SIGQUIT)) { - fprintf(stderr, "kill(%d, SIGQUIT): %s\n", pid, strerror(errno)); - continue; - } - - /* wait for the writable-close notification from inotify */ - struct pollfd pfd = { ifd, POLLIN, 0 }; - int ret = poll(&pfd, 1, 200); /* 200 msec timeout */ - if (ret < 0) { - fprintf(stderr, "poll: %s\n", strerror(errno)); - } else if (ret == 0) { - fprintf(stderr, "warning: timed out dumping pid %d\n", pid); - } else { - struct inotify_event ie; - read(ifd, &ie, sizeof(ie)); - } - } - - close(ifd); - if (dalvik_found == 0) { - fprintf(stderr, "Warning: no Dalvik processes found to dump stacks\n"); - } - - static char dump_traces_path[PATH_MAX]; - strlcpy(dump_traces_path, traces_path, sizeof(dump_traces_path)); - strlcat(dump_traces_path, ".bugreport", sizeof(dump_traces_path)); - if (rename(traces_path, dump_traces_path)) { - fprintf(stderr, "rename(%s, %s): %s\n", traces_path, dump_traces_path, strerror(errno)); - return NULL; - } - - /* replace the saved [ANR] traces.txt file */ - rename(anr_traces_path, traces_path); - return dump_traces_path; -} - -void play_sound(const char* path) { - run_command(NULL, 5, "/system/bin/stagefright", "-o", "-a", path, NULL); -} |