bin/check-elf-dynamic-objects

   1 #!/bin/bash
   2 #
   3 # This file is part of the LibreOffice project.
   4 #
   5 # This Source Code Form is subject to the terms of the Mozilla Public
   6 # License, v. 2.0. If a copy of the MPL was not distributed with this
   7 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8 #
   9
  10 # verify that ELF NEEDED entries are known-good so hopefully builds run on
  11 # lots of different GNU/Linux distributions
  12
  13 set -euo pipefail
  14
  15 PARA=1
  16 check_path="${INSTDIR:-.}"
  17
  18 while [ "${1:-}" != "" ]; do
  19     parm=${1%%=*}
  20     arg=${1#*=}
  21     has_arg=
  22     if [ "${1}" != "${parm?}" ] ; then
  23         has_arg=1
  24     else
  25         arg=""
  26     fi
  27
  28     case "${parm}" in
  29         --dir|-d)
  30             if [ "$has_arg" ] ; then
  31                 check_path=$arg
  32             else
  33                 shift
  34                 check_path=$1
  35             fi
  36             ;;
  37         -p)
  38             # this sound counter intuitive. but the idea
  39             # is to possibly support -p <n>
  40             # in the mean time 0 = nolimit and -p 1 would mean
  41             # the current default: serialize
  42             PARA=0
  43             ;;
  44         -*)
  45             die "Invalid option $1"
  46             ;;
  47         *)
  48             if [ "$DO_NEW" = 1 ] ; then
  49                 REPO="$1"
  50             else
  51                 die "Invalid argument $1"
  52             fi
  53             ;;
  54     esac
  55     shift
  56 done
  57
  58
  59 files=$(find "${check_path}/program" "${check_path}/sdk/bin" -type f)
  60 # all RPATHs should point to ${INSTDIR}/program so that's the files they find
  61 programfiles=$(basename -a $(echo ${files} | grep -o '/program/[^/]* '))
  62
  63 # whitelists should contain only system libraries that have a good reputation
  64 # of maintaining ABI stability
  65 globalwhitelist="ld-linux-x86-64.so.2 libc.so.6 libm.so.6 libdl.so.2 libpthread.so.0 librt.so.1 libutil.so.1 libnsl.so.1 libcrypt.so.1 libgcc_s.so.1 libstdc++.so.6 libz.so.1 libfontconfig.so.1 libfreetype.so.6 libxml2.so.2 libxslt.so.1 libexslt.so.0"
  66 x11whitelist="libX11.so.6 libXext.so.6 libSM.so.6 libICE.so.6 libXinerama.so.1 libXrender.so.1 libXrandr.so.2 libcairo.so.2"
  67 openglwhitelist="libGL.so.1"
  68 giowhitelist="libgio-2.0.so.0 libgobject-2.0.so.0 libglib-2.0.so.0 libdbus-glib-1.so.2 libdbus-1.so.3"
  69 gstreamerwhitelist="libgstpbutils-1.0.so.0 libgstvideo-1.0.so.0 libgstbase-1.0.so.0 libgstreamer-1.0.so.0"
  70 gtk2whitelist="libgtk-x11-2.0.so.0 libgdk-x11-2.0.so.0 libpangocairo-1.0.so.0 libatk-1.0.so.0 libcairo.so.2 libgio-2.0.so.0 libpangoft2-1.0.so.0 libpango-1.0.so.0 libfontconfig.so.1 libfreetype.so.6 libgdk_pixbuf-2.0.so.0 libgobject-2.0.so.0 libglib-2.0.so.0 libgmodule-2.0.so.0 libgthread-2.0.so.0 libdbus-glib-1.so.2 libdbus-1.so.3"
  71 gtk3whitelist="libgtk-3.so.0 libgdk-3.so.0 libcairo-gobject.so.2 libpangocairo-1.0.so.0 libatk-1.0.so.0 libcairo.so.2 libgio-2.0.so.0 libpangoft2-1.0.so.0 libpango-1.0.so.0 libfontconfig.so.1 libfreetype.so.6 libgdk_pixbuf-2.0.so.0 libgobject-2.0.so.0 libglib-2.0.so.0 libgmodule-2.0.so.0 libgthread-2.0.so.0 libdbus-glib-1.so.2 libdbus-1.so.3"
  72 kde4whitelist="libkio.so.5 libkfile.so.4 libkdeui.so.5 libkdecore.so.5 libQtNetwork.so.4 libQtGui.so.4 libQtCore.so.4 libglib-2.0.so.0"
  73 avahiwhitelist="libdbus-glib-1.so.2 libdbus-1.so.3 libgobject-2.0.so.0 libglib-2.0.so.0 libavahi-common.so.3 libavahi-client.so.3"
  74 kerberoswhitelist="libgssapi_krb5.so.2 libcom_err.so.2 libkrb5.so.3"
  75
  76 check_one_file()
  77 {
  78 local file="$1"
  79
  80     skip=0
  81     whitelist="${globalwhitelist}"
  82     case "${file}" in
  83         */sdk/docs/*)
  84             # skip the majority of files, no ELF binaries here
  85             skip=1
  86         ;;
  87         */libcairocanvaslo.so)
  88             whitelist="${whitelist} libcairo.so.2"
  89         ;;
  90         */libucpgio1lo.so|*/liblosessioninstalllo.so|*/libevoablo.so)
  91             whitelist="${whitelist} ${giowhitelist}"
  92         ;;
  93         */libavmediagst.so)
  94             whitelist="${whitelist} ${gtk3whitelist} ${gstreamerwhitelist}"
  95         ;;
  96         */libvclplug_kde4lo.so|*/libkde4be1lo.so)
  97             whitelist="${whitelist} ${x11whitelist} ${kde4whitelist}"
  98         ;;
  99         */libvclplug_gtklo.so|*/libqstart_gtklo.so|*/updater)
 100             whitelist="${whitelist} ${x11whitelist} ${gtk2whitelist}"
 101         ;;
 102         */libvclplug_gtk3lo.so)
 103             whitelist="${whitelist} ${x11whitelist} ${gtk3whitelist}"
 104         ;;
 105         */libdesktop_detectorlo.so|*/ui-previewer|*/oosplash|*/gengal.bin)
 106             whitelist="${whitelist} ${x11whitelist}"
 107         ;;
 108         */libvclplug_genlo.so|*/libchartcorelo.so|*/libavmediaogl.so|*/libOGLTranslo.so|*/liboglcanvaslo.so|*/libchartopengllo.so)
 109             whitelist="${whitelist} ${x11whitelist} ${openglwhitelist}"
 110         ;;
 111         */libvcllo.so|*/libsofficeapp.so)
 112             whitelist="${whitelist} ${x11whitelist} ${openglwhitelist} ${giowhitelist} libcups.so.2"
 113         ;;
 114         */liblibreofficekitgtk.so)
 115             whitelist="${whitelist} ${gtk3whitelist}"
 116         ;;
 117         */libsdlo.so)
 118             whitelist="${whitelist} ${avahiwhitelist}"
 119         ;;
 120         */libofficebean.so)
 121             whitelist="${whitelist} libjawt.so"
 122         ;;
 123         */libpostgresql-sdbc-impllo.so)
 124             whitelist="${whitelist} ${kerberoswhitelist}"
 125         ;;
 126     esac
 127     if test "${skip}" = 0 && readelf -d "${file}" &> /dev/null ; then
 128         rpath=$(readelf -d "${file}" | grep '(\(RPATH\|RUNPATH\))' || true)
 129         neededs=$(readelf -d "${file}" | grep '(NEEDED)' | sed -e 's/.*\[\(.*\)\]$/\1/')
 130         neededsinternal=
 131         for needed in ${neededs}
 132         do
 133             if ! echo ${whitelist} | grep -q -w "${needed}" ; then
 134                 neededsinternal="${neededsinternal} ${needed}"
 135                 if ! echo ${programfiles} | grep -q -w "${needed}" ; then
 136                     echo "${file}" has suspicious NEEDED: "${needed}"
 137                     status=1
 138                 fi
 139             fi
 140         done
 141         if test -z "${rpath}" ; then
 142             case "${file}" in
 143                 */python-core-*/lib/lib-dynload/*)
 144                     # python modules don't have RPATH
 145                 ;;
 146                 */share/extensions/*)
 147                     # extension libraries don't have RPATH
 148                 ;;
 149                 *)
 150                     # no NEEDED from instdir, no RPATH needed
 151                     if test -n "${neededsinternal}" ; then
 152                         echo "${file}" has no RPATH
 153                         status=1
 154                     fi
 155                 ;;
 156             esac
 157         else
 158             case "$file" in
 159                 */sdk/bin/*)
 160                     if echo "${rpath}" | grep -q -v '\[\$ORIGIN/../../program\]$' ; then
 161                         echo "${file}" has unexpected RPATH "${rpath}"
 162                         status=1
 163                     fi
 164                 ;;
 165                 *)
 166                     if echo "${rpath}" | grep -q -v '\[\$ORIGIN\]$' ; then
 167                         echo "${file}" has unexpected RPATH "${rpath}"
 168                         status=1
 169                     fi
 170                 ;;
 171             esac
 172         fi
 173     fi
 174 }
 175 status=0
 176
 177 if [ "$PARA" = "1" ] ; then
 178     for file in ${files}
 179     do
 180         check_one_file $file
 181     done
 182 else
 183     rm -f check_elf.out
 184     for file in ${files}
 185     do
 186         (
 187         check_one_file $file
 188         )>> check_elf.out &
 189     done
 190
 191     if [ -s check_elf.out ] ; then
 192         cat check_elf.out
 193         status=1
 194     fi
 195     rm check_elf.out
 196 fi
 197 exit ${status}
 198