xentaur
annotate files/xenomips-init @ 65:cf823d27b029
Nattaur changes
| author | nata@nattaur |
|---|---|
| date | Mon Oct 12 00:12:11 2009 +0300 (2009-10-12) |
| parents | ab37f0ad70e5 |
| children |
| rev | line source |
|---|---|
| igor@0 | 1 #!/bin/sh |
| igor@0 | 2 |
| igor@0 | 3 bind_mounts () { |
| igor@0 | 4 # set defaults |
| igor@0 | 5 test -z "$tmpfs_dir" && tmpfs_dir=/var/lib/xenomips |
| igor@0 | 6 test -z "$rw_dirs" \ |
| igor@0 | 7 && rw_dirs="/var/cache/man /var/lock /var/run /var/log /var/spool /var/tmp /tmp /var/lib/urandom /var/lib/dhcp3 /tmp" |
| igor@0 | 8 test -z "$copy_dirs" && copy_dirs="" |
| igor@0 | 9 test -z "$temp_copy_dirs" && temp_copy_dirs="/var/cache/debconf" |
| igor@0 | 10 test -z "$bindfiles" && bindfiles="" |
| igor@0 | 11 mount -t tmpfs -o mode=0755 tmpfs $tmpfs_dir |
| igor@0 | 12 # preserve directory structure |
| igor@0 | 13 for d in $rw_dirs ; do |
| igor@0 | 14 if [ -d "$d" ]; then |
| igor@0 | 15 cd $tmpfs_dir |
| igor@0 | 16 tar --no-recursion -cpf - $(find $d -type d 2> /dev/null) 2> /dev/null | tar xpf - |
| igor@0 | 17 mount --bind $tmpfs_dir/$d $d |
| igor@0 | 18 else |
| igor@0 | 19 echo "WARNING: $d does not exist" |
| igor@0 | 20 fi |
| igor@0 | 21 done |
| igor@0 | 22 # copy contents into tmpfs |
| igor@0 | 23 for d in $copy_dirs $temp_copy_dirs; do |
| igor@0 | 24 if [ -d "$d" ]; then |
| igor@0 | 25 cd $tmpfs_dir |
| igor@0 | 26 tar -cpf - $d 2> /dev/null | tar xpf - |
| igor@0 | 27 mount --bind $tmpfs_dir/$d $d |
| igor@0 | 28 else |
| igor@0 | 29 echo "WARNING: $d does not exist" |
| igor@0 | 30 fi |
| igor@0 | 31 done |
| igor@0 | 32 # mount one file on top of another |
| igor@0 | 33 for f in $bindfiles ; do |
| igor@0 | 34 if [ -e "$f" ]; then |
| igor@0 | 35 mkdir -p "$(dirname $tmpfs_dir/$f)" |
| igor@0 | 36 cp $f $tmpfs_dir/$f |
| igor@0 | 37 mount --bind $tmpfs_dir/$f $f |
| igor@0 | 38 else |
| igor@0 | 39 echo "WARNING: $f does not exist" |
| igor@0 | 40 fi |
| igor@0 | 41 done |
| igor@0 | 42 touch /var/log/dmesg |
| igor@0 | 43 } |
| igor@0 | 44 |
| igor@43 | 45 unbind_mounts() { |
| igor@43 | 46 # FIXME |
| igor@43 | 47 true |
| igor@43 | 48 } |
| igor@0 | 49 |
| igor@43 | 50 case $1 in |
| igor@43 | 51 start) |
| igor@43 | 52 bind_mounts |
| igor@43 | 53 ;; |
| igor@43 | 54 stop) |
| igor@43 | 55 unbind_mounts |
| igor@43 | 56 ;; |
| igor@43 | 57 esac |
| igor@0 | 58 |