72 lines
2.2 KiB
Plaintext
72 lines
2.2 KiB
Plaintext
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#!/usr/bin/env bash
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# This script scans $(HOST_DIR)/{bin,sbin} for all ELF files, and checks
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# they have an RPATH to $(HOST_DIR)/usr/lib if they need libraries from
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# there.
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# Override the user's locale so we are sure we can parse the output of
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# readelf(1) and file(1)
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export LC_ALL=C
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main() {
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local pkg="${1}"
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local hostdir="${2}"
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local file ret
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# Remove duplicate and trailing '/' for proper match
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hostdir="$( sed -r -e 's:/+:/:g;' <<<"${hostdir}" )"
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ret=0
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while read file; do
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elf_needs_rpath "${file}" "${hostdir}" || continue
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check_elf_has_rpath "${file}" "${hostdir}" && continue
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if [ ${ret} -eq 0 ]; then
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ret=1
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printf "***\n"
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printf "*** ERROR: package %s installs executables without proper RPATH:\n" "${pkg}"
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fi
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printf "*** %s\n" "${file}"
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done < <( find "${hostdir}"/usr/{bin,sbin} -type f -exec file {} + 2>/dev/null \
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|sed -r -e '/^([^:]+):.*\<ELF\>.*\<executable\>.*/!d' \
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-e 's//\1/' \
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)
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return ${ret}
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}
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elf_needs_rpath() {
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local file="${1}"
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local hostdir="${2}"
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local lib
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while read lib; do
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[ -e "${hostdir}/usr/lib/${lib}" ] && return 0
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done < <( readelf -d "${file}" \
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|sed -r -e '/^.* \(NEEDED\) .*Shared library: \[(.+)\]$/!d;' \
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-e 's//\1/;' \
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)
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return 1
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}
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check_elf_has_rpath() {
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local file="${1}"
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local hostdir="${2}"
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local rpath dir
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while read rpath; do
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for dir in ${rpath//:/ }; do
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# Remove duplicate and trailing '/' for proper match
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dir="$( sed -r -e 's:/+:/:g; s:/$::;' <<<"${dir}" )"
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[ "${dir}" = "${hostdir}/usr/lib" ] && return 0
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done
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done < <( readelf -d "${file}" \
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|sed -r -e '/.* \(R(UN)?PATH\) +Library r(un)?path: \[(.+)\]$/!d' \
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-e 's//\3/;' \
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)
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return 1
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}
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main "${@}"
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