Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 1 | #!/bin/bash |
| 2 | # |
| 3 | # Copyright (C) 2018 The Android Open Source Project |
| 4 | # |
| 5 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | # you may not use this file except in compliance with the License. |
| 7 | # You may obtain a copy of the License at |
| 8 | # |
| 9 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | # |
| 11 | # Unless required by applicable law or agreed to in writing, software |
| 12 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | # See the License for the specific language governing permissions and |
| 15 | # limitations under the License. |
| 16 | |
| 17 | # This script undoes (most of) the work done by tools/setup-buildbot-device.sh. |
| 18 | # Make sure to keep these files in sync. |
| 19 | |
| 20 | green='\033[0;32m' |
| 21 | nc='\033[0m' |
| 22 | |
| 23 | # Setup as root, as some actions performed here require it. |
| 24 | adb root |
| 25 | adb wait-for-device |
| 26 | |
| 27 | if [[ -n "$ART_TEST_CHROOT" ]]; then |
Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 28 | # Check that ART_TEST_CHROOT is correctly defined. |
| 29 | [[ "x$ART_TEST_CHROOT" = x/* ]] || { echo "$ART_TEST_CHROOT is not an absolute path"; exit 1; } |
| 30 | |
Roland Levillain | f647c4c | 2018-06-12 14:44:20 +0100 | [diff] [blame] | 31 | if adb shell test -d "$ART_TEST_CHROOT"; then |
| 32 | # Display users of the chroot dir. |
Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 33 | |
Roland Levillain | f647c4c | 2018-06-12 14:44:20 +0100 | [diff] [blame] | 34 | echo -e "${green}List open files under chroot dir $ART_TEST_CHROOT${nc}" |
| 35 | adb shell lsof | grep "$ART_TEST_CHROOT" |
Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 36 | |
Roland Levillain | 9ebb41f | 2018-06-15 17:50:58 +0100 | [diff] [blame] | 37 | # for_all_chroot_process ACTION |
| 38 | # ----------------------------- |
| 39 | # Execute ACTION on all processes running from binaries located |
| 40 | # under the chroot directory. ACTION is passed two arguments: the |
| 41 | # PID of the process, and a string containing the command line |
| 42 | # that started this process. |
| 43 | for_all_chroot_process() { |
| 44 | local action=$1 |
Roland Levillain | 7d9052c | 2018-08-14 13:57:33 +0100 | [diff] [blame] | 45 | adb shell ls -ld "/proc/*/root" \ |
| 46 | | sed -n -e "s,^.* \\(/proc/.*/root\\) -> $ART_TEST_CHROOT\$,\\1,p" \ |
| 47 | | while read link; do |
| 48 | local dir=$(dirname "$link") |
| 49 | local pid=$(basename "$dir") |
| 50 | local cmdline=$(adb shell cat "$dir"/cmdline | tr '\000' ' ') |
| 51 | $action "$pid" "$cmdline" |
| 52 | done |
Roland Levillain | 9ebb41f | 2018-06-15 17:50:58 +0100 | [diff] [blame] | 53 | } |
Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 54 | |
Roland Levillain | 9ebb41f | 2018-06-15 17:50:58 +0100 | [diff] [blame] | 55 | # display_process PID CMDLINE |
| 56 | # --------------------------- |
| 57 | # Display information about process with given PID, that was started with CMDLINE. |
| 58 | display_process() { |
| 59 | local pid=$1 |
| 60 | local cmdline=$2 |
| 61 | echo "$cmdline (PID: $pid)" |
| 62 | } |
| 63 | |
| 64 | echo -e "${green}List processes running from binaries under chroot dir $ART_TEST_CHROOT${nc}" |
| 65 | for_all_chroot_process display_process |
Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 66 | |
Roland Levillain | f647c4c | 2018-06-12 14:44:20 +0100 | [diff] [blame] | 67 | # Tear down the chroot dir. |
Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 68 | |
Roland Levillain | f647c4c | 2018-06-12 14:44:20 +0100 | [diff] [blame] | 69 | echo -e "${green}Tear down the chroot set up in $ART_TEST_CHROOT${nc}" |
| 70 | |
| 71 | # remove_filesystem_from_chroot DIR-IN-CHROOT FSTYPE REMOVE-DIR-IN-CHROOT |
| 72 | # ----------------------------------------------------------------------- |
| 73 | # Unmount filesystem with type FSTYPE mounted in directory DIR-IN-CHROOT |
| 74 | # under the chroot directory. |
| 75 | # Remove DIR-IN-CHROOT under the chroot if REMOVE-DIR-IN-CHROOT is |
| 76 | # true. |
| 77 | remove_filesystem_from_chroot() { |
| 78 | local dir_in_chroot=$1 |
| 79 | local fstype=$2 |
| 80 | local remove_dir=$3 |
| 81 | local dir="$ART_TEST_CHROOT/$dir_in_chroot" |
| 82 | adb shell test -d "$dir" \ |
| 83 | && adb shell mount | grep -q "^$fstype on $dir type $fstype " \ |
| 84 | && if adb shell umount "$dir"; then |
| 85 | $remove_dir && adb shell rmdir "$dir" |
| 86 | else |
| 87 | echo "Files still open in $dir:" |
| 88 | adb shell lsof | grep "$dir" |
| 89 | fi |
| 90 | } |
| 91 | |
Roland Levillain | 7b7ea79 | 2019-01-08 19:47:50 +0000 | [diff] [blame^] | 92 | # Remove /apex from chroot. |
| 93 | remove_filesystem_from_chroot apex tmpfs true |
| 94 | |
Roland Levillain | f647c4c | 2018-06-12 14:44:20 +0100 | [diff] [blame] | 95 | # Remove /dev from chroot. |
| 96 | remove_filesystem_from_chroot dev tmpfs true |
| 97 | |
| 98 | # Remove /sys/kernel/debug from chroot. |
| 99 | # The /sys/kernel/debug directory under the chroot dir cannot be |
| 100 | # deleted, as it is part of the host device's /sys filesystem. |
| 101 | remove_filesystem_from_chroot sys/kernel/debug debugfs false |
| 102 | # Remove /sys from chroot. |
| 103 | remove_filesystem_from_chroot sys sysfs true |
| 104 | |
| 105 | # Remove /proc from chroot. |
| 106 | remove_filesystem_from_chroot proc proc true |
| 107 | |
| 108 | # Remove /etc from chroot. |
| 109 | adb shell rm -f "$ART_TEST_CHROOT/etc" |
| 110 | adb shell rm -rf "$ART_TEST_CHROOT/system/etc" |
| 111 | |
| 112 | # Remove directories used for ART testing in chroot. |
| 113 | adb shell rm -rf "$ART_TEST_CHROOT/data/local/tmp" |
| 114 | adb shell rm -rf "$ART_TEST_CHROOT/data/dalvik-cache" |
| 115 | adb shell rm -rf "$ART_TEST_CHROOT/tmp" |
| 116 | |
| 117 | # Remove property_contexts file(s) from chroot. |
| 118 | property_context_files="/property_contexts \ |
| 119 | /system/etc/selinux/plat_property_contexts \ |
| 120 | /vendor/etc/selinux/nonplat_property_context \ |
| 121 | /plat_property_contexts \ |
| 122 | /nonplat_property_contexts" |
| 123 | for f in $property_context_files; do |
| 124 | adb shell rm -f "$ART_TEST_CHROOT$f" |
| 125 | done |
Roland Levillain | 9ebb41f | 2018-06-15 17:50:58 +0100 | [diff] [blame] | 126 | |
| 127 | |
| 128 | # Kill processes still running in the chroot. |
| 129 | |
| 130 | # kill_process PID CMDLINE |
| 131 | # ------------------------ |
| 132 | # Kill process with given PID, that was started with CMDLINE. |
| 133 | kill_process() { |
| 134 | local pid=$1 |
| 135 | local cmdline=$2 |
| 136 | echo "Killing $cmdline (PID: $pid)" |
| 137 | adb shell kill -9 "$pid" |
| 138 | } |
| 139 | |
| 140 | echo -e "${green}Kill processes still running from binaries under" \ |
| 141 | "chroot dir $ART_TEST_CHROOT (if any)${nc} " |
| 142 | for_all_chroot_process kill_process |
Roland Levillain | f647c4c | 2018-06-12 14:44:20 +0100 | [diff] [blame] | 143 | fi |
Roland Levillain | 5604938 | 2018-05-23 18:26:22 +0100 | [diff] [blame] | 144 | fi |