1 #!/bin/bash 2 # 3 # Copyright (C) 2019 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 # Unmount Android Runtime and Core Libraries APEX packages required in the chroot directory. 18 # This script emulates some the actions performed by `apexd`. 19 20 # This script undoes the work done by tools/mount-buildbot-apexes.sh. 21 # Make sure to keep these files in sync. 22 23 green='\033[0;32m' 24 nc='\033[0m' 25 26 # Setup as root, as some actions performed here require it. 27 adb root 28 adb wait-for-device 29 30 # Exit early if there is no chroot. 31 [[ -n "$ART_TEST_CHROOT" ]] || exit 32 33 # Check that ART_TEST_CHROOT is correctly defined. 34 [[ "$ART_TEST_CHROOT" = /* ]] || { echo "$ART_TEST_CHROOT is not an absolute path"; exit 1; } 35 36 # Directory containing extracted APEX packages' payloads (ext4 images) under 37 # the chroot directory. 38 apex_image_dir="/tmp/apex" 39 40 # deactivate_system_package APEX_NAME 41 # ----------------------------------- 42 # Unmount APEX_NAME in `/apex` under the chroot directory and delete the 43 # corresponding APEX package payload (ext4 image). 44 deactivate_system_package() { 45 local apex_name=$1 46 local abs_image_filename="$ART_TEST_CHROOT$apex_image_dir/$apex_name.img" 47 local abs_mount_point="$ART_TEST_CHROOT/apex/$apex_name" 48 49 echo -e "${green}Deactivating package $apex_name${nc}" 50 51 # Unmount the package's payload (ext4 image). 52 if adb shell mount | grep -q "^/dev/block/loop[0-9]\+ on $abs_mount_point type ext4"; then 53 adb shell umount "$abs_mount_point" 54 adb shell rmdir "$abs_mount_point" 55 # Delete the ext4 image. 56 adb shell rm "$abs_image_filename" 57 fi 58 } 59 60 # Deactivate the Android Runtime APEX. 61 deactivate_system_package com.android.runtime 62 63 # Delete the image's directory. 64 adb shell rmdir "$ART_TEST_CHROOT$apex_image_dir" 65