| 1 | #! /bin/bash -e |
| 2 | |
| 3 | prog=${0##*/} |
| 4 | dev=${DVDRIP_DEVICE-/dev/dvd} |
| 5 | tmp=${DVDRIP_TMPDIR-${HOME?}/tmp/dvdrip} |
| 6 | archive=${DVDRIP_ARCHIVE-jem.distorted.org.uk:/mnt/dvd/archive} |
| 7 | : ${DVD_SECTOR_COPY=dvd-sector-copy} |
| 8 | : ${DVDRIP_UPLOAD=dvdrip-upload} |
| 9 | backup=nil ding=nil eject=nil force=nil retry=nil verbose=nil bogus=nil |
| 10 | unset params |
| 11 | usage () { |
| 12 | cat <<EOF |
| 13 | usage: $prog [-defrv] [-D DEV] [-a ARCH] [-t TMP] TITLE |
| 14 | EOF |
| 15 | } |
| 16 | while getopts "hB:D:a:defrt:v" opt; do |
| 17 | case $opt in |
| 18 | h) usage; exit 0 ;; |
| 19 | B) params=${params+$params,}$OPTARG ;; |
| 20 | D) dev=$OPTARG ;; |
| 21 | a) archive=$OPTARG ;; |
| 22 | d) ding=t ;; |
| 23 | e) eject=t ;; |
| 24 | f) force=t ;; |
| 25 | r) retry=t ;; |
| 26 | t) tmp=$OPTARG ;; |
| 27 | v) verbose=t ;; |
| 28 | *) bogus=t ;; |
| 29 | esac |
| 30 | done |
| 31 | shift $(( $OPTIND - 1 )) |
| 32 | case $# in 1) title=$1 ;; *) bogus=t ;; esac |
| 33 | case $bogus in t) usage >&2; exit 2 ;; esac |
| 34 | case $verbose in t) set -x ;; esac |
| 35 | case $archive in |
| 36 | *:*) archhost=${archive%%:*} archpath=${archive#*:} ;; |
| 37 | *) unset archhost; archpath=$archive ;; |
| 38 | esac |
| 39 | |
| 40 | notify () { |
| 41 | colour=$1 message=$2 |
| 42 | echo "$(tput bold; tput setaf $colour)$message$(tput sgr0; tput op)" |
| 43 | } |
| 44 | fail () { notify 1 "!!! $*"; exit 2; } |
| 45 | warn () { notify 5 "??? $*"; } |
| 46 | info () { notify 6 "--- $*"; } |
| 47 | run_setrc () { |
| 48 | notify 2 "+++ $*"; |
| 49 | set +e; nice "$@"; rc=$?; set -e |
| 50 | } |
| 51 | run () { run_setrc "$@"; case $rc in 0) ;; *) fail "$1: exit $rc" ;; esac; } |
| 52 | |
| 53 | archdo () { |
| 54 | op=$1; shift |
| 55 | case ${archhost+t} in |
| 56 | t) |
| 57 | qq= |
| 58 | for a in "$@"; do |
| 59 | qq="${qq:+$qq }'${a//\'/"'\\''"}'" #" # emacs is confused |
| 60 | done |
| 61 | "$op" ssh "$archhost" "$qq" |
| 62 | ;; |
| 63 | *) |
| 64 | "$op" "$@" |
| 65 | ;; |
| 66 | esac |
| 67 | } |
| 68 | archrun () { archdo run "$@"; } |
| 69 | |
| 70 | tag=${title//\//_} |
| 71 | |
| 72 | archdo run_setrc test -f "$archpath/$title.iso" |
| 73 | case $rc,$force in |
| 74 | 0,nil) fail "output file already exists" ;; |
| 75 | 0,t) warn "output file already exists; will overwrite" ;; |
| 76 | esac |
| 77 | |
| 78 | mkdir -p "$tmp/$tag" |
| 79 | |
| 80 | discid=$(dvd-id "$dev") |
| 81 | if [ -f "$tmp/$tag/discid" ]; then |
| 82 | read oldid <"$tmp/$tag/discid" |
| 83 | case $force,$oldid in |
| 84 | t,"$discid" | nil,"$discid") |
| 85 | ;; |
| 86 | nil,*) |
| 87 | fail "discid mismatch: expected \`$oldid' but drive has \`$discid'" |
| 88 | ;; |
| 89 | t,*) |
| 90 | warn "discid mismatch: expected \`$oldid' but drive has \`$discid'; continuing anway" |
| 91 | ;; |
| 92 | esac |
| 93 | fi |
| 94 | info "copying \`$discid'" |
| 95 | echo "$discid" >"$tmp/$tag/discid.new" |
| 96 | mv "$tmp/$tag/discid.new" "$tmp/$tag/discid" |
| 97 | |
| 98 | echo "$dev" >"$tmp/$tag/device.new" |
| 99 | mv "$tmp/$tag/device.new" "$tmp/$tag/device" |
| 100 | |
| 101 | accumulate_badblocks () { |
| 102 | if [ -f "$tmp/$tag/badblocks.new" ]; then |
| 103 | if [ ! -f "$tmp/$tag/badblocks" ]; then |
| 104 | { echo "## bad-blocks region map"; echo; } >"$tmp/$tag/badblocks" |
| 105 | fi |
| 106 | sed -n "/^[^#]/p" "$tmp/$tag/badblocks.new" >>"$tmp/$tag/badblocks" |
| 107 | rm "$tmp/$tag/badblocks.new" |
| 108 | fi |
| 109 | } |
| 110 | |
| 111 | set -- |
| 112 | any=nil |
| 113 | for i in "$tmp/$tag/dest.new" "$tmp/$tag/dest" "$tmp/$tag/dest.seen"; do |
| 114 | if [ -f "$tmp/$tag/dest.new" ]; then any=t; fi |
| 115 | done |
| 116 | case $any in |
| 117 | nil) printf "%s\n" "$title.iso" >"$tmp/$tag/dest.new" ;; |
| 118 | esac |
| 119 | case $eject in |
| 120 | t) touch "$tmp/$tag/eject" ;; |
| 121 | nil) rm -f "$tmp/$tag/eject" ;; |
| 122 | esac |
| 123 | case $ding in |
| 124 | t) touch "$tmp/$tag/ding" ;; |
| 125 | nil) rm -f "$tmp/$tag/ding" ;; |
| 126 | esac |
| 127 | |
| 128 | accumulate_badblocks |
| 129 | case $retry in |
| 130 | t) |
| 131 | if [ -f "$tmp/$tag/badblocks.retry" ]; then |
| 132 | : |
| 133 | elif [ -f "$tmp/$tag/badblocks" ]; then |
| 134 | run mv "$tmp/$tag/badblocks" "$tmp/$tag/badblocks.retry" |
| 135 | else |
| 136 | fail "no blocks to retry" |
| 137 | fi |
| 138 | set -- "$@" -R"$tmp/$tag/badblocks.retry" |
| 139 | if [ -f "$tmp/$tag/iso" ]; then |
| 140 | mv "$tmp/$tag/iso" "$tmp/$tag/iso.new" |
| 141 | fi |
| 142 | ;; |
| 143 | esac |
| 144 | if [ ! -f "$tmp/$tag/iso" ]; then |
| 145 | run "$DVD_SECTOR_COPY" -cs ${params+"-B$params"} \ |
| 146 | -b"$tmp/$tag/badblocks.new" "$@" "$dev" "$tmp/$tag/iso.new" |
| 147 | run mv "$tmp/$tag/iso.new" "$tmp/$tag/iso" |
| 148 | accumulate_badblocks |
| 149 | rm -f "$tmp/$tag/device" |
| 150 | case $retry in t) rm -f "$tmp/$tag/badblocks.retry" ;; esac |
| 151 | if [ -f "$tmp/$tag/badblocks" ]; then |
| 152 | fail "bad sectors found: check \`$tmp/$tag/iso', run again if ok" |
| 153 | fi |
| 154 | fi |
| 155 | |
| 156 | rm -f "$tmp/$tag/device" |
| 157 | run mv "$tmp/$tag/dest.new" "$tmp/$tag/dest" |
| 158 | if [ -f "$tmp/$tag/eject" ]; then eject=t; else eject=nil; fi |
| 159 | if [ -f "$tmp/$tag/ding" ]; then ding=t; else ding=nil; fi |
| 160 | run "$DVDRIP_UPLOAD" |
| 161 | case $eject in t) run eject "$dev" ;; esac |
| 162 | case $ding in |
| 163 | t) |
| 164 | if [ -t 1 ]; then exec 3>&1 |
| 165 | elif [ -t 2 ]; then exec 3>&2 |
| 166 | else exec 3>/dev/tty |
| 167 | fi |
| 168 | printf "\a" >&3 |
| 169 | exec 3>&- |
| 170 | ;; |
| 171 | esac |