tools/linux.x86_64.prep.sh

   1 #!/bin/bash
   2 PATH=/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin
   3
   4 umask=077
   5 d=${TMPDIR:-/tmp}/nacl64.$$
   6 if ! mkdir "$d" > /dev/null 2>&1
   7 then
   8   cat >&2 << EOF
   9 Could not create safe temporary directory "$d".
  10
  11 ABORTING.
  12 EOF
  13   exit 1
  14 fi
  15 f="$d/x.c"
  16 fout="$d/x"
  17 trap 'rm -fr "$d"; exit' 0 1 2 3 15
  18
  19 function isRunningAsRoot() {
  20   whoami | grep -q 'root'
  21 }
  22
  23 function try() {
  24   cat > "$f" << EOF
  25 #include <openssl/aes.h>
  26 int main(void) {
  27   AES_KEY       k;
  28   char          key[AES_BLOCK_SIZE];
  29
  30   AES_set_encrypt_key(key, AES_BLOCK_SIZE * 8, &k);
  31   return 0;
  32 }
  33 EOF
  34   if ! gcc -o "$fout" "$f" -lssl -lcrypto > /dev/null 2>&1
  35   then
  36     return 1
  37   fi
  38   return 0
  39 }
  40
  41 if ! [ -f /usr/include/openssl/aes.h ]
  42 then
  43   cat >&2 << \EOF
  44 libssl-dev not installed.  Installing...
  45 EOF
  46   if apt-get install libssl-dev
  47   then
  48     echo "Success." >&2
  49   else
  50     cat >&2 << \EOF
  51 ... could not install libssl-dev.
  52
  53 ABORTING.
  54 EOF
  55     exit 1
  56   fi
  57 fi
  58
  59 cat > "$f" << \EOF
  60 int main(void) { return sizeof(long) == 8; }
  61 EOF
  62 gcc -o "$fout" "$f" > /dev/null 2>&1
  63
  64 if "$fout"
  65 then
  66   cat << \EOF
  67 You do not appear to be using an x86_64 system.  This rest of this script
  68 is not required.
  69 EOF
  70   exit 0
  71 fi
  72
  73 if ! isRunningAsRoot
  74 then
  75   cat >&2 << \EOF
  76 Not running as root, so cannot install libraries/links.
  77 Note: you probably will need to copy this script to the local file system
  78 (and off of NFS) in order to run this script as root.
  79
  80 ABORTING.
  81 EOF
  82   exit 1
  83 fi
  84
  85 if ! [ -d /usr/lib32 ]
  86 then
  87   cat >&2 << \EOF
  88 ... you do not have /usr/lib32 at all!
  89
  90 First, must install ia32-libs...
  91 EOF
  92   if apt-get install ia32-libs > /dev/null 2>&1
  93   then
  94     echo "... done" >&2
  95   else
  96     cat >&2 << \EOF
  97 ... failed to install ia32-libs.
  98
  99 ABORTING.
 100 EOF
 101     exit 1
 102   fi
 103 fi
 104
 105 if ! [ -f /usr/include/gtk-2.0/gtk/gtk.h ]
 106 then
 107   cat >&2 << \EOF
 108 ... you do not have libgtk2.0-dev.  Installing...
 109 EOF
 110   if apt-get install libgtk2.0-dev > /dev/null 2>&1
 111   then
 112     echo "... done" >&2
 113   else
 114     cat >&2 << \EOF
 115 ... failed to install libgtk2.0-dev.
 116
 117 ABORTING
 118 EOF
 119     exit 1
 120   fi
 121 fi
 122
 123 # now check for symlinks
 124
 125 function do_symlink {
 126   declare -a vers
 127
 128   target="/usr/lib32/$1"
 129
 130   if ! [ -f "$target" ]
 131   then
 132     vers=($(echo "$target".*))
 133     if (( ${#vers[@]} != 1 ))
 134     then
 135       cat >&2 << EOF
 136 More than one version of $target.* exists.  This script will
 137 picks the lexicographically greatest one.
 138 EOF
 139       vers=("${vers[${#vers[@]}-1]}")
 140       echo "Using $vers" >&2
 141     fi
 142     cat >&2 <<EOF
 143 Linking $target to $vers
 144 EOF
 145     ln -s "$vers" "$target"
 146   fi
 147 }
 148
 149 declare -a dev_libs
 150 dev_libs=(libatk-1.0.so libgtk-x11-2.0.so libgdk-x11-2.0.so \
 151   libgdk_pixbuf-2.0.so libpangocairo-1.0.so libpango-1.0.so \
 152   libcairo.so libgobject-2.0.so libgmodule-2.0.so libglib-2.0.so \
 153   libXt.so libX11.so)
 154
 155 for lib in "${dev_libs[@]}"
 156 do
 157   do_symlink "$lib"
 158 done
 159
 160 if [ -f /usr/lib32/libcrypto.so -a -f /usr/lib32/libssl.so ] && try
 161 then
 162   echo "You already have /usr/lib32/libcrypto.so and libssl.so"
 163 else
 164
 165 # we omit libssl.so and libcrypto.so from dev_libs so we can ensure
 166 # that ssl_vers is consistent between the two.
 167
 168   declare -a ssl_libs
 169   ssl_libs=($(echo /usr/lib32/libssl.so.*))
 170   if (( ${#ssl_libs[@]} != 1 ))
 171   then
 172     cat >&2 << \EOF
 173 WARNING:  More than one versions of /usr/lib32/libssl.so.*  This script will
 174 pick the lexicographically greatest one.
 175 EOF
 176     ssl_libs=(${ssl_libs[${#ssl_libs[@]}-1]})
 177     echo "Using $ssl_libs" >&2
 178   fi
 179   ssl_lib=${ssl_libs[0]}
 180
 181   ssl_vers=$(expr \( $ssl_lib : '/usr/lib32/libssl\.so\.\(.*\)' \))
 182   case "$ssl_vers" in
 183     ''|'*')
 184       cat >&2 << \EOF
 185 /usr/lib32/libssl.so.SSLVERSION missing.  This should have been installed
 186 as part of the ia32-libs package.
 187
 188 ABORTING.
 189 EOF
 190       exit 1
 191       ;;
 192   esac
 193   if ! [ -f /usr/lib32/libcrypto.so.$ssl_vers ]
 194   then
 195     cat >&2 << EOF
 196 Version mismatch:  /usr/lib32/libssl.so.$ssl_vers exists, but
 197 /usr/lib32/libcrypto.so.$ssl_vers does not!
 198
 199 ABORTING.
 200 EOF
 201     exit 1
 202   fi
 203   echo "SSL version $ssl_vers shared libraries are available"
 204
 205   echo "Attempting to install ia32-libs-dev to get crypto libraries..." >&2
 206   apt-get install ia32-libs-dev > /dev/null 2>&1
 207   if [ -f /usr/lib32/libcrypto.so -a -f /usr/lib32/libssl.so ] && try
 208   then
 209     echo "Done."
 210     exit 0
 211   fi
 212   cat >&2 << \EOF
 213 ... failed.
 214
 215 Attempting to install lib32bz2-dev to get crypto libraries...
 216 EOF
 217   apt-get install lib32bz2-dev > /dev/null 2>&1
 218   if [ -f /usr/lib32/libcrypto.so -a -f /usr/lib32/libssl.so ] && try
 219   then
 220     echo "Done."
 221     exit 0
 222   fi
 223   cat >&2 << \EOF
 224 ... failed.
 225
 226 Falling back to installing symlinks manually....
 227 EOF
 228   if ! ln -s libcrypto.so.$ssl_vers /usr/lib32/libcrypto.so
 229   then
 230     cat >&2 << \EOF
 231 ... failed.  Could not make symbolic links in /usr/lib32.
 232
 233 ABORTING.
 234 EOF
 235     exit 1
 236   fi
 237   ln -s libssl.so.$ssl_vers /usr/lib32/libssl.so
 238
 239   if try
 240   then
 241     echo "Success."
 242   else
 243     echo "FAILED." >&2
 244     exit 1
 245   fi
 246 fi
 247