fe11851029
Relies on debugfs utility to inspect image contents. The output looks something like this: ``` ./ ./app/ ./app/Calendar/ ./app/Calendar/Calendar.apk ``` Test: manual Change-Id: Ia05f4e857dfd28ac76ac2b450b08f5cf5577d21f
51 lines
1.7 KiB
Bash
Executable file
51 lines
1.7 KiB
Bash
Executable file
#! /bin/bash
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# Recursively list Android image directory.
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set -eu
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set -o pipefail
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function die() { format=$1; shift; printf "$format\n" "$@"; exit 1; }
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# Figure out the filer utility.
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declare filer=
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[[ -z "${ANDROID_HOST_OUT:-}" ]] || filer=${ANDROID_HOST_OUT}/bin/debugfs_static
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if [[ "${1:-}" =~ --debugfs_path=(.*) ]]; then
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filer=${BASH_REMATCH[1]}
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shift
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fi
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if [[ -z "${filer:-}" ]]; then
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maybefiler="$(dirname $0)/debugfs_static"
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[[ ! -x "$maybefiler" ]] || filer="$maybefiler"
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fi
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(( $# >0 )) || die "%s [--debugfs_path=<path>] IMAGE" "$0"
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[[ -n "${filer:-}" ]] || die "cannot locate 'debugfs' executable: \
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--debugfs_path= is missing, ANDROID_HOST_OUT is not set, \
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and 'debugfs_static' is not colocated with this script"
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declare -r image="$1"
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function dolevel() {
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printf "%s/\n" "$1"
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# Each line of the file output consists of 6 fields separated with '/'.
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# The second one contains the file's attributes, and the fifth its name.
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$filer -R "ls -l -p $1" "$image" 2>/dev/null |\
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sed -nr 's|^/.*/(.*)/.*/.*/(.+)/.*/$|\2 \1|p' | LANG=C sort | \
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while read name attr; do
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[[ "$name" != '.' && "$name" != '..' ]] || continue
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path="$1/$name"
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# If the second char of the attributes is '4', it is a directory.
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if [[ $attr =~ ^.4 ]]; then
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dolevel "$path"
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else
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printf "%s\n" "$path"
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fi
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done
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}
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# The filer always prints its version on stderr, so we are going
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# to redirect it to the bit bucket. On the other hand, the filer's
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# return code on error is still 0. Let's run it once to without
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# redirecting stderr to see that there is at least one entry.
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$filer -R "ls -l -p" "$image" | grep -q -m1 -P '^/.*/.*/.*/.*/.+/.*/$'
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dolevel .
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