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Annotation of palm/manage_pre/manage_pre, Revision 1.10

1.1       andrew      1: #!/bin/sh
1.10    ! andrew      2: # $AFresh1: manage_pre,v 1.9 2010/07/12 17:37:52 andrew Exp $
1.1       andrew      3:
1.8       andrew      4: # Copyright (c) 2010 Andrew Fresh <andrew@afresh1.com>
                      5: #
                      6: # Permission to use, copy, modify, and distribute this software for any
                      7: # purpose with or without fee is hereby granted, provided that the above
                      8: # copyright notice and this permission notice appear in all copies.
                      9: #
                     10: # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11: # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12: # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13: # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14: # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15: # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16: # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     17:
1.7       andrew     18: local _pre_id='Palm, Pre, 0000'
1.8       andrew     19: local _mount_point='/mnt/pre'
                     20: local _unison_config='palm_pre'
1.1       andrew     21:
                     22: find_pre() {
                     23:     local _dev=`dmesg | grep 'Palm, Pre' | tail -1 | cut -d' ' -f 1`
                     24:     if [ X"$_dev" == X"" ]; then
1.5       andrew     25:         echo Pre not found! >&2
                     26:         exit 1
1.1       andrew     27:     fi
                     28:
1.3       andrew     29:     local _id=`dmesg | grep "^$_dev at " | tail -1 | sed -e 's/.*<//' -e 's/>.*$//'`
                     30:     if [ X"$_id" != X"$_pre_id" ]; then
1.5       andrew     31:         echo "Pre [$_dev] not correct id [$_id]" >&2
                     32:         exit 2
1.1       andrew     33:     fi
                     34:
                     35:     echo /dev/${_dev}i
                     36: }
                     37:
                     38: is_mounted() {
                     39:     /sbin/mount | grep "^${_dev} "
                     40: }
                     41:
                     42: eject() {
                     43:     local _mounted=`is_mounted $_dev`
                     44:     if [ X"" != X"$_mounted" ]; then
                     45:         /bin/sync
1.4       andrew     46:         $SUDO /sbin/umount $_dev && echo Unmounted Pre
1.1       andrew     47:     else
                     48:         echo Not mounted
                     49:     fi
1.4       andrew     50:     $SUDO /bin/eject  $_dev 2> /dev/null && echo Ejected Pre
1.8       andrew     51:     $SUDO rmdir $_mount_point 2> /dev/null
1.1       andrew     52: }
                     53:
                     54: mount() {
                     55:     local _mounted=`is_mounted $_dev`
                     56:     if [ X"" != X"$_mounted" ]; then
                     57:         echo Already mounted: ${_mounted%% type*}
                     58:         return
                     59:     fi
1.8       andrew     60:     $SUDO mkdir -p $_mount_point
                     61:     $SUDO chgrp users $_mount_point
                     62:     $SUDO chmod g+w   $_mount_point
1.9       andrew     63:
                     64:     $SUDO /sbin/mount $_dev $_mount_point 2> /dev/null
                     65:     local _status=$?
                     66:
                     67:     if [ "$_status" != 0 ]; then
                     68:         echo -n "Waiting for $_dev to be ready "
                     69:         while [ "$_status" != 0 ]; do
                     70:             echo -n .
                     71:             sleep 1
                     72:             $SUDO /sbin/mount $_dev $_mount_point 2> /dev/null
                     73:             _status=$?
                     74:         done
                     75:         echo
                     76:     fi
                     77:     echo Mounted Pre on $_mount_point
1.1       andrew     78: }
                     79:
                     80: synchronize() {
                     81:     local _mounted=`is_mounted $_dev`
1.6       andrew     82:     local _did_mount=""
1.1       andrew     83:     if [ X"" == X"$_mounted" ]; then
1.6       andrew     84:         mount || exit 255
                     85:         _did_mount=1
1.1       andrew     86:     fi
                     87:
1.2       andrew     88:     echo Synchronizing Pre
1.1       andrew     89:
                     90:     #if [ -e /usr/local/bin/rsync ]; then
1.8       andrew     91:     #   rsync -rv --delete --size-only --exclude '*.pid'
1.1       andrew     92:     #fi
1.2       andrew     93:
                     94:     if [ -e /usr/local/bin/unison ]; then
1.3       andrew     95:         /usr/local/bin/unison $_unison_config -auto -batch -ui text
1.6       andrew     96:     fi
                     97:
                     98:     if [ ! -z "$_did_mount" ]; then
                     99:         eject
1.2       andrew    100:     fi
1.1       andrew    101: }
1.8       andrew    102:
                    103: local _action="$*"
1.10    ! andrew    104: case `basename $0` in
        !           105:     mount*)
        !           106:         _action=mount
1.8       andrew    107:         ;;
1.10    ! andrew    108:     sync*)
1.8       andrew    109:         _action=sync
                    110:         ;;
1.10    ! andrew    111:     eject*)
        !           112:         _action=eject
1.8       andrew    113:         ;;
                    114: esac
                    115:
                    116: if [ -z "$_action" ]; then
                    117:     echo "manage_pre mount|sync|eject"
                    118:     exit 255
                    119: fi
1.1       andrew    120:
                    121: local _dev=`find_pre`
                    122: if [ X"${_dev}" == X"" -o ! -e $_dev ]; then
                    123:     echo "Unable to find Pre!"
                    124:     exit 3
                    125: fi
                    126:
                    127: local _a
                    128: for _a in $_action; do
                    129:     case "$_a" in
                    130:         mount)
                    131:             mount
                    132:             ;;
                    133:         sync)
                    134:             synchronize
                    135:             ;;
                    136:         eject)
                    137:             eject
                    138:             ;;
                    139:         *)
                    140:             echo "Unrecognized action [$_a]"
                    141:             ;;
                    142:     esac
                    143: done