146 lines
3.6 KiB
Bash
146 lines
3.6 KiB
Bash
#!/bin/bash
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# Created by argbash-init v2.10.0
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# ARG_OPTIONAL_SINGLE([old],[],[old librtas DSO],[/lib64/librtas.so.2])
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# ARG_OPTIONAL_SINGLE([new],[],[new librtas DSO],[$PWD/.libs/librtas.so.2])
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# ARG_HELP([Test the vpdupdate command against a development build of librtas])
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# ARGBASH_GO()
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# needed because of Argbash --> m4_ignore([
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### START OF CODE GENERATED BY Argbash v2.10.0 one line above ###
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# Argbash is a bash code generator used to get arguments parsing right.
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# Argbash is FREE SOFTWARE, see https://argbash.io for more info
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die()
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{
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local _ret="${2:-1}"
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test "${_PRINT_HELP:-no}" = yes && print_help >&2
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echo "$1" >&2
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exit "${_ret}"
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}
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begins_with_short_option()
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{
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local first_option all_short_options='h'
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first_option="${1:0:1}"
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test "$all_short_options" = "${all_short_options/$first_option/}" && return 1 || return 0
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}
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# THE DEFAULTS INITIALIZATION - OPTIONALS
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_arg_old="/lib64/librtas.so.2"
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_arg_new="$PWD/.libs/librtas.so.2"
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print_help()
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{
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printf '%s\n' "Test the vpdupdate command against a development build of librtas"
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printf 'Usage: %s [--old <arg>] [--new <arg>] [-h|--help]\n' "$0"
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printf '\t%s\n' "--old: old librtas DSO (default: '/lib64/librtas.so.2')"
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printf '\t%s\n' "--new: new librtas DSO (default: '$PWD/.libs/librtas.so.2')"
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printf '\t%s\n' "-h, --help: Prints help"
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}
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parse_commandline()
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{
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while test $# -gt 0
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do
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_key="$1"
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case "$_key" in
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--old)
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test $# -lt 2 && die "Missing value for the optional argument '$_key'." 1
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_arg_old="$2"
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shift
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;;
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--old=*)
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_arg_old="${_key##--old=}"
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;;
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--new)
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test $# -lt 2 && die "Missing value for the optional argument '$_key'." 1
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_arg_new="$2"
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shift
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;;
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--new=*)
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_arg_new="${_key##--new=}"
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;;
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-h|--help)
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print_help
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exit 0
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;;
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-h*)
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print_help
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exit 0
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;;
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*)
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_PRINT_HELP=yes die "FATAL ERROR: Got an unexpected argument '$1'" 1
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;;
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esac
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shift
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done
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}
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parse_commandline "$@"
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# OTHER STUFF GENERATED BY Argbash
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### END OF CODE GENERATED BY Argbash (sortof) ### ])
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# [ <-- needed because of Argbash
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set -eu
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set -o pipefail
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workdir="$(mktemp -d)"
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chmod 0775 "$workdir" # vpdupdate refuses to create the db without this?
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# vpdupdate unlinks files in the same directory as the target named
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# vpd.db*, use separate directories
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vpd_db_old="${workdir}/old/vpd.db"
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vpd_db_new="${workdir}/new/vpd.db"
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# Interested in detecting leaks from within librtas, but not vpd code.
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leak_suppressions="${workdir}/suppressions.txt"
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cat > "$leak_suppressions" <<EOF
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leak:^lsvpd::SysFSTreeCollector::
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EOF
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# ASAN_OPTIONS=alloc_dealloc_mismatch=0 is for new[]/delete
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# mismatches in vpdupdate code.
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export LSAN_OPTIONS="suppressions=$leak_suppressions"
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export ASAN_OPTIONS=alloc_dealloc_mismatch=0
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preload_sanitizers=/lib64/libasan.so.8:/lib64/libubsan.so.1
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export LD_PRELOAD="${preload_sanitizers}":"$_arg_old"
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vpdupdate -p "$vpd_db_old"
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test -s "$vpd_db_old" || {
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echo "error: VPD database ${vpd_db_old} is empty!?"
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exit 1
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}
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export LD_PRELOAD="${preload_sanitizers}":"$_arg_new"
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vpdupdate -p "$vpd_db_new"
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test -s "$vpd_db_new" || {
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echo "error: VPD database ${vpd_db_new} is empty!?"
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exit 1
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}
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export -n LSAN_OPTIONS ASAN_OPTIONS LD_PRELOAD
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cmp "$vpd_db_old" "$vpd_db_new" || {
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echo "error: VPD database ${vpd_db_old} differs from ${vpd_db_new}"
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exit 1
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}
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sizes="${workdir}/sizes"
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sums="${workdir}/sums"
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du -h "$vpd_db_old" "$vpd_db_new" > "$sizes"
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md5sum "$vpd_db_old" "$vpd_db_new" > "$sums"
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join -j 2 "$sizes" "$sums"
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echo "Tested $(type -P vpdupdate) with ${_arg_old} and ${_arg_new}, no differences detected."
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test -d "$workdir" && rm -fr "$workdir"
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# ] <-- needed because of Argbash
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