100 lines
2.1 KiB
Bash
Executable file
100 lines
2.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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shopt -s nullglob
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cd "$(dirname "$0")"
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[[ $# -eq 2 ]] || exit 1
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DEVICE=$1
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BUILD=$2
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MOUNT_ROOT="mount"
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DL_ROOT="dl"
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blob_partitions=(system product system_ext vendor)
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# Prints an info message in light green
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function msg() {
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echo -e "\e[1;32m$*\e[0m"
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}
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# Prints an error in light red
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function err() {
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echo -e "\e[1;31m$*\e[0m"
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}
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# Prints a warning in light yellow
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function warn() {
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echo -e "\e[1;33m$*\e[0m"
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}
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function kill_jobs() {
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jobs -p | xargs -I{} kill -- {}
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}
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function pushd() {
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command pushd "$@" > /dev/null
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}
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function popd() {
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command popd "$@" > /dev/null
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}
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trap kill_jobs EXIT
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function download_factory() {
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local device="$1"
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local build_id="$2"
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local dl_dir="$3"
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echo " - Factory $BUILD image for $DEVICE"
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../android-prepare-vendor/scripts/download-nexus-image.sh -y -d "$device" -b "$build_id" -o "$dl_dir"
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}
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(
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msg "Downloading $DEVICE $BUILD images"
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dl_dir="$DL_ROOT"
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mkdir -p "$dl_dir"
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if [[ "$(ls "$dl_dir" | grep -e "$DEVICE-$BUILD" | wc -l)" -ge 1 ]]; then
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echo "Skipping download, already present"
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else
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download_factory "$DEVICE" "$BUILD" "$dl_dir"
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fi
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) &
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wait
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dl_dir="$DL_ROOT"
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msg "Extracting images for $DEVICE $BUILD"
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dev_mount="$MOUNT_ROOT"
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# Extract zip (and delete if necessary)
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if [[ ! -d "$dl_dir/$DEVICE-$BUILD" ]]; then
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unzip -d "$dl_dir" "$dl_dir/$DEVICE-"*.zip
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fi
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pushd "$dl_dir/$DEVICE-"*/
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build_parts=("${blob_partitions[@]}")
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for part in "${build_parts[@]}"
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do
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msg " - $part"
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if [[ ! -f "$part.img" ]]; then
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unzip "image-$DEVICE"*.zip "$part.img"
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fi
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if [[ ! -f "$part.img.raw" ]]; then
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if file "$part.img" | grep -q 'Android sparse image'; then
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simg2img "$part.img" "$part.img.raw"
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else
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ln "$part.img" "$part.img.raw"
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fi
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fi
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mountpoint="$dev_mount/$part"
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sudo mkdir -p "$mountpoint"
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# Unmount if already mounted
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if mountpoint -q "$mountpoint"; then
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sudo umount "$mountpoint"
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fi
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sudo mount -o ro "$part.img.raw" "$mountpoint"
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done
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popd
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