testappimage

   1 #!/bin/bash
   2
   3 #
   4 # Test an AppDir or AppImage on a given ISO or squashfs or ext3 base system
   5 # TODO:
   6 # - Make compatible with type 2 AppImages (currently we have to first mount them by hand)
   7 # - Check https://github.com/FGrose/livecd-tools/blob/liveimage-mount/tools/liveimage-mount
   8 #
   9
  10 set -e
  11 # set -x
  12
  13 HERE=$(dirname $(readlink -f "${0}"))
  14 export PATH=$HERE:$HERE/usr/bin:$PATH
  15
  16 if [ "$1x" == "x" ] ; then
  17     echo "Please specify a ISO or squashfs base system to run the AppImage on"
  18     exit 1
  19 fi
  20
  21 if [ "$2x" == "x" ] ; then
  22     echo "Please specify an AppDir or AppImage outside the ISO or command inside the ISO to be run"
  23     exit 1
  24 fi
  25
  26 export PREF=$RANDOM
  27
  28 mkdir -p /tmp/$PREF/unionfs/ro
  29 mkdir -p /tmp/$PREF/unionfs/root
  30 mkdir -p /tmp/$PREF/unionfs/rw
  31 mkdir -p /tmp/$PREF/union
  32 mkdir -p /tmp/$PREF/iso
  33 mkdir -p /tmp/$PREF/workdir
  34
  35 # openSUSE LEAP 42.2 does not have a tmpfs in /tmp but we need this
  36 mount | grep "/tmp type tmpfs" && sudo mount -t tmpfs tmpfs /tmp/
  37
  38 # If ISO was specified, then mount it and find contained filesystem
  39 THEFS="$1"
  40 if [ ${1: -4} == ".iso" ] ; then
  41     ISO="$1"
  42     mount -o loop,ro "$ISO" /tmp/$PREF/iso
  43     # If there is a squashfs file named $ISO.buildsquash then we overlay-
  44     # mount this as well. This can significantly speed up subsequent builds
  45     # because dependencies can be installed there. The squashfs file can be
  46     # generated by squashing the unionfs/rw directory.
  47     if [ -e $ISO.buildsquash ] ; then
  48         mount -o loop,ro "$ISO.buildsquash" /tmp/$PREF/unionfs/ro
  49     fi
  50 fi
  51
  52 # If sfs was provided, then assume it contains a rootfs use just that
  53 THEFS="$1"
  54 if [ ${1: -4} == ".sfs" ] ; then
  55     ISO="$1"
  56     mount -o loop,ro "$ISO" /tmp/$PREF/unionfs/root
  57 fi
  58
  59 # If ext3 was provided, then assume it contains a rootfs use just that
  60 THEFS="$1"
  61 if [ ${1: -4} == "ext3" ] ; then
  62     ISO="$1"
  63     mount -o loop,ro "$ISO" /tmp/$PREF/unionfs/root
  64 fi
  65
  66 echo ""
  67 echo "===================================================="
  68 echo ""
  69 echo $ISO
  70
  71 # In case of Ubuntu-like ISOs
  72 if [ -e /tmp/$PREF/iso/casper/filesystem.squashfs ] ; then
  73   THEFS=/tmp/$PREF/iso/casper/filesystem.squashfs
  74   mount "$THEFS" /tmp/$PREF/unionfs/root -o loop,ro || exit 1
  75 fi
  76
  77 # In case of Fedora-like ISOs
  78 if [ -e /tmp/$PREF/iso/LiveOS/squashfs.img ] ; then
  79     mount -o loop,ro /tmp/$PREF/iso/LiveOS/squashfs.img /tmp/$PREF/iso/
  80     if [ -e /tmp/$PREF/iso/LiveOS/ext3fs.img ] ; then
  81       # F23 and below use https://github.com/rhinstaller/livecd-tools
  82       THEFS=/tmp/$PREF/iso/LiveOS/ext3fs.img || exit 1
  83     fi
  84     if [ -e /tmp/$PREF/iso/LiveOS/rootfs.img ] ; then
  85       # F24 and above use https://github.com/rhinstaller/lorax and livemedia-creator
  86       THEFS=/tmp/$PREF/iso/LiveOS/rootfs.img || exit 1
  87     fi
  88     mount "$THEFS" /tmp/$PREF/unionfs/root -o loop,ro || exit 1
  89 fi
  90
  91 # In case of debian-like ISOs
  92 if [ -e /tmp/$PREF/iso/live/filesystem.squashfs ] ; then
  93   THEFS=/tmp/$PREF/iso/live/filesystem.squashfs
  94   mount "$THEFS" /tmp/$PREF/unionfs/root -o loop,ro || exit 1
  95 fi
  96
  97 # In case of openSUSE-like ISOs
  98 if [ -e /tmp/$PREF/iso/*-read-only.* ] ; then
  99   THEFS=$(ls /tmp/$PREF/iso/*-read-only.* | head -n 1)
 100   mount "$THEFS" /tmp/$PREF/unionfs/root -o loop,ro || exit 1
 101 fi
 102
 103 # In case of puppy-like ISOs
 104 if [ -e /tmp/$PREF/iso/puppy_*.sfs ] ; then
 105   THEFS=$(ls /tmp/$PREF/iso/puppy_*.sfs | head -n 1)
 106   mount "$THEFS" /tmp/$PREF/unionfs/root -o loop,ro || exit 1
 107 fi
 108
 109 trap atexit EXIT
 110
 111 atexit()
 112 {    set +e
 113     umount -l /tmp/$PREF/union/var/lib/dbus 2>/dev/null
 114     umount -l /tmp/$PREF/union/etc/resolv.conf 2>/dev/null
 115     umount -l /tmp/$PREF/union/proc 2>/dev/null
 116     umount -l /tmp/$PREF/union/dev 2>/dev/null
 117     umount -l /tmp/$PREF/union/mnt 2>/dev/null
 118     umount -l /tmp/$PREF/union 2>/dev/null
 119     umount -l /tmp/$PREF/unionfs/ro 2>/dev/null
 120     umount -l /tmp/$PREF/unionfs/root 2>/dev/null
 121     umount -l /tmp/$PREF/iso 2>/dev/null
 122     umount -l /tmp/$PREF/iso 2>/dev/null
 123     umount -l /tmp/$PREF/iso 2>/dev/null
 124     rm -r /tmp/$PREF/workdir
 125     rm -r /tmp/$PREF/unionfs/root
 126     rm -r /tmp/$PREF/unionfs/rw
 127     rm -r /tmp/$PREF/unionfs/ro
 128     rm -r /tmp/$PREF/unionfs
 129     rm -r /tmp/$PREF/union
 130     rm -r /tmp/$PREF/iso
 131     rm -r /tmp/$PREF/
 132 }
 133
 134 # Kernel 4.0 or newer required
 135 kernel_major=$(uname -r | cut -d . -f 1)
 136 if [ ! $kernel_major -ge 4 ] ; then
 137     echo "Falling back to unionfs-fuse because kernel is not 4.x or newer"
 138     echo "This can potentially be unreliable"
 139     unionfs-fuse -o allow_other,use_ino,suid,dev,nonempty -ocow,chroot=/tmp/$PREF/unionfs/,max_files=32768 /rw=RW:/ro=RO:/root=RO /tmp/$PREF/union
 140 else
 141     echo "Using OverlayFS because kernel is 4.x or newer"
 142     sudo mount -t overlay -o lowerdir=/tmp/$PREF/unionfs/ro:/tmp/$PREF/unionfs/root,upperdir=/tmp/$PREF/unionfs/rw,workdir=/tmp/$PREF/workdir none /tmp/$PREF/union
 143 fi
 144
 145 ls /tmp/$PREF/union/mnt >/dev/null && MNT=/mnt
 146 # ls /tmp/$PREF/union/automake >/dev/null && MNT=/automake || echo "" # Puppy
 147
 148 if [ "x$MNT" == "x" ] ; then
 149     echo "Could not find free mountpoint"
 150     exit 1
 151 fi
 152 if [ -f "$2" ] ; then
 153     mount "$2" /tmp/$PREF/union/$MNT -o loop,ro
 154 elif [ -d "$2" ] ; then
 155     mount "$2" /tmp/$PREF/union/$MNT -o bind
 156 else
 157     shift
 158     export RUN_COMMAND=$1
 159     export RUN_INSIDE=$@
 160 fi
 161
 162 cat > /tmp/$PREF/union/run.sh <<EOF
 163 #!/bin/sh
 164 cat /etc/*release
 165 echo ""
 166 rm -rf /etc/pango
 167 mkdir -p /etc/pango
 168 pango-querymodules > '/etc/pango/pango.modules' 2>/dev/null # otherwise only squares instead of text
 169 [ -f /si-chroot ] && ln -s /lib/ld-lsb.so.3 /lib/ld-linux.so.2
 170 # LD_LIBRARY_PATH=$MNT/usr/lib:$MNT/usr/lib32:$MNT/usr/lib64:$MNT/lib/:$LD_LIBRARY_PATH ldd $MNT/usr/bin/*  $MNT/usr/lib/* 2>/dev/null | grep "not found" | sort | uniq
 171 export HOME="/root"
 172 export LANG="en_EN.UTF-8"
 173 # export QT_PLUGIN_PATH=./lib/qt4/plugins ###################### !!!
 174 #dbus-launch $MNT/AppRun ||
 175 export LIBGL_DEBUG=verbose
 176 export QT_DEBUG_PLUGINS=1
 177 export LC_ALL=C.UTF-8
 178 mkdir -p /usr/share/appimagekit
 179 touch /usr/share/appimagekit/no_desktopintegration
 180 dbus-uuidgen --ensure ; dbus-launch # Needed for CentOS 6.7 to launch apps that talk to dbus
 181 if [ -f $MNT/usr/lib/qt5/plugins/platforms/libqxcb.so ] ; then
 182   export LD_LIBRARY_PATH=$MNT/usr/lib/:$LD_LIBRARY_PATH
 183   ##ldd $MNT/usr/lib/qt5/plugins/platforms/libqxcb.so | grep not
 184 fi
 185 ##find $MNT/usr/lib -type f -exec sh -c 'ldd {} | grep "not found"'  2>/dev/null \;
 186 if [ $(which $RUN_COMMAND) ] ; then
 187     exec $RUN_INSIDE
 188 else
 189     $MNT/AppRun && echo "+++++++++ SUCCESS $ISO $2 +++++++++"
 190 fi
 191 EOF
 192 chmod a+x /tmp/$PREF/union/run.sh
 193 mount -t proc proc /tmp/$PREF/union/proc
 194 mkdir -p /tmp/$PREF/union/var/lib/dbus
 195 mount --bind /dev /tmp/$PREF/union/dev
 196 mount --bind /var/lib/dbus /tmp/$PREF/union/var/lib/dbus
 197 touch /tmp/$PREF/union/etc/resolv.conf || echo ""
 198 mount --bind /etc/resolv.conf /tmp/$PREF/union/etc/resolv.conf
 199 xhost local: >/dev/null 2>&1 # otherwise "cannot open display: :0.0"
 200 echo ""
 201 chroot /tmp/$PREF/union/ /run.sh # $MNT/AppRun
 202 echo ""
 203 exit $?