29b8a007 |
1 | #!/bin/bash |
2 | # TODO: |
3 | # Add paranoia. |
4 | # Fix logger messages. |
5 | # Add periodic/startup file/directory checks. |
6 | # Auto check of cd drive perms. |
7 | |
8 | echo "Autorip 0.1.3 started." |
9 | |
10 | # Set script local variables |
11 | |
12 | # FREEMIN |
13 | # The minimum free space to have on the local TMP directory. |
14 | FREEMIN="750" |
15 | |
16 | # TIMEOUT |
17 | # The timeout, in seconds (approx), for the cd-tray to be sucked back |
18 | # in if it's not in already, this isn't exact, as a cycle is a bit more |
19 | # then a second, but it comes out to about 3 hours. |
20 | TIMEOUT=21600 |
21 | |
22 | |
23 | # CDROM |
24 | # The cd-rom device to be used. |
25 | CDROM="/dev/cdroms/cdrom1" |
26 | |
27 | # BASE |
28 | # The folder to be used for all of the actions |
29 | BASE="`pwd`" |
30 | |
31 | # DONE |
32 | # The destination of the encoded files. |
33 | DONE="$BASE/done" |
34 | |
35 | # TMP |
36 | # Defaukt temporary directory. |
37 | TMP="$BASE/tmp" |
38 | |
39 | # REMTEMP |
40 | # Remote temporary directory. (currently unused) |
41 | REMTEMP="$BASE/remtmp" |
42 | |
43 | # LOCTEMP |
44 | # Local temporary directory. |
45 | LOCTEMP="$BASE/tmp" |
46 | |
47 | # LOGDEST |
48 | # The syslog facility to use for logging purposes. |
49 | LOGDEST="local3" |
50 | |
51 | |
52 | # Oher variables (Do not set) |
53 | |
54 | # LASTSTART - Last CD in the drive that was encoded. |
55 | # LASTDONE - Last CD that was finished encoding. |
56 | # TIME - Approximately how many seconds have passed without having a cd in the drive. |
57 | # CURRCD - This variable obtains the discid of whatever's in the cd drive. |
58 | # REENC - The disc-id of an already encoded disc put into the drive. |
59 | # PROCESS - A short feild of the DISCID that's used for keeping track of running encodes. |
60 | # PROCDIR - The working directory of a process. |
61 | # DISCNAME - A process local variable that's just the name of the finished disc. |
62 | # DONELOCK - A timer for waiting for an add to the DB. Wait no more than 60 seconds. |
63 | |
64 | LASTSTART="" |
65 | TIME=0 |
66 | REENC=0 |
67 | |
68 | # Reset the status of running. |
69 | |
70 | echo 0 > "$BASE/lib/stop" |
71 | |
72 | rm -r "$TMP" |
73 | mkdir "$TMP" |
74 | |
75 | main () |
76 | { |
77 | getcurcd |
78 | |
79 | # If the cd in the drive is currently being encoded, don't try to encode it. |
80 | # Just sleep for 120 seconds and try again later. |
81 | |
82 | if [ "$CURCD" != "" ] && [ "$CURCD" = "$LASTSTART" ] |
83 | then |
84 | sleep 120 |
85 | TIME=0 |
86 | return 0 |
87 | |
88 | # If the CD isn't the same as the last one started, and cdparanoia is running |
89 | # Assume shit has hit the fan and kill it to end the current process. |
90 | # The process will die on it's own. |
91 | |
92 | elif [ "$CURCD" != "$LASTSTART" ] && [ "$(ps --no-heading -C cdparanoia)" != "" ] |
93 | then |
94 | |
95 | logger -p $LOGDEST.info "Error ($LASTSTART): Disc removed while encoding!" |
96 | killall -KILL cdparanoia |
97 | |
98 | # Reset the last start, because it wasn't. |
99 | |
100 | LASTSTART="" |
101 | |
102 | sleep 10 |
103 | return 0 |
104 | |
105 | # If there's nothing in the drive, and there's no timeout yet, increase. |
106 | # If something was in the drive, the function would return without encoding it. |
107 | |
108 | elif [ $TIME -lt $TIMEOUT ] && [ "$CURCD" = "" ] |
109 | then |
110 | TIME=$(($TIME+15)) |
111 | sleep 15 |
112 | return 0 |
113 | |
114 | # If the cd has been sticking out for the timeout period (which is approx three hours). |
115 | # Suck it back in. This could be used to send a message to the domain, or cause beeping. |
116 | |
117 | elif [ $TIME -ge $TIMEOUT ] |
118 | then |
119 | timeout |
120 | |
121 | TIME=0 |
122 | |
123 | return 0 |
124 | fi |
125 | |
126 | # Eject the CD if the last CD processed is sucked (or put) back in. |
127 | |
128 | |
129 | # If there is a cd in the drive |
130 | # Do not encode the last CD to go through the encoding process. |
131 | # This would cause the same CD to be re-re-rencoded if left in the drive |
132 | # for too long. |
133 | |
134 | if [ "$CURCD" != "" ] && [ "$CURCD" != "$(< "$BASE/lib/LASTDONE")" ] &! [ -d "$TMP/$(echo $CURCD | cut -f 1 -d \ )" ] |
135 | then |
136 | |
137 | # If the cd in the drive was already encoded, set reenc to the disc-id. If the user puts the |
138 | # disc back in the drive, it will re-encode. If it's different, REENC won't matter. |
139 | |
140 | if [ "`grep "$CURCD" $BASE/lib/done.db`" = "" ] || [ "$REENC" = "$CURCD" ] |
141 | then |
142 | until [ "$(($(stat -f "$TMP" --format=%a)*4096/1024/1024))" -gt "$FREEMIN" ] |
143 | do |
144 | sleep 120 |
145 | done |
146 | |
147 | LASTSTART=$CURCD |
148 | cdenc & |
149 | REENC=$CURCD |
150 | |
151 | else |
152 | eject $CDROM |
153 | beep -r 3 |
154 | REENC="$CURCD" |
155 | return 0 |
156 | fi |
157 | fi |
158 | } |
159 | |
160 | getcurcd() |
161 | { |
162 | # Check for a cd. If cd-discid exits successfully, then set the variable. |
163 | # If it exits with a 0 (backwards, I know), then blank it. |
164 | |
165 | if $(cd-discid $CDROM > /dev/null 2>&1) |
166 | |
167 | then |
168 | CURCD=$(cd-discid $CDROM 2>&1) |
169 | else |
170 | CURCD="" |
171 | fi |
172 | return 0 |
173 | } |
174 | |
175 | |
176 | |
177 | timeout() |
178 | { |
179 | eject -t $CDROM && getcurcd |
180 | |
181 | # If the cd was the last done, assume we timed out. |
182 | |
183 | if [ "$CURCD" = "$(< "$BASE/lib/LASTDONE")" ] |
184 | then |
185 | logger -p $LOGDEST.error "CD Left (or put back) in drive." |
186 | eject $CDROM |
187 | beep -r 4 |
188 | return 0 |
189 | fi |
190 | |
191 | return 0 |
192 | } |
193 | |
194 | |
195 | # CD Encoder function. The workhorse. |
196 | # Note: Only call when CD is in drive, else exit. |
197 | |
198 | cdenc () |
199 | { |
200 | # Check to make sure the cd wasn't changed or removed. |
201 | |
202 | if [ "$(cd-discid $CDROM 2>&1)" != "$CURCD" ] |
203 | then |
204 | return 0 |
205 | fi |
206 | |
207 | # Set this process's id. |
208 | |
209 | local PROCESS="$(echo $CURCD | cut -f 1 -d \ )" |
210 | local THISDISC="$CURCD" |
211 | local PROCDIR="$TMP/$PROCESS" |
212 | local DONELOCK=0 |
213 | |
214 | # Make a work folder |
215 | |
216 | rm -fr "$PROCDIR" |
217 | mkdir "$PROCDIR" |
218 | cd "$PROCDIR" |
219 | |
220 | |
221 | # Okay, abcde has a bug where it tries to rip data cd's. But the version that fixes it itself has |
222 | # even more. So instead of trying to install the new version, which doesn't work, we use a command |
223 | # similar to the one ABCDE uses to determine the number of valid tracks (since it assumes the data |
224 | # track always occurs at the end, which in some game CD's it doesn't) and pass it to the command |
225 | # line. Yes, it really is one line. |
226 | |
227 | local VALIDTRACKS="$(cdparanoia -d $CDROM -Q 2>&1 | egrep '^[[:space:]]+[[:digit:]]' | awk '{print $1}' | tr -d "." | tr '\n' ' ')" |
228 | |
229 | # Do it. Do it. |
230 | |
231 | logger -p $LOGDEST.info "Info ($PROCESS): Starting encoding." |
232 | |
233 | abcde -Nx -d $CDROM $VALIDTRACKS > /dev/null 2>&1 |
234 | |
235 | |
236 | # If the disc is unknwon, give a warning and unique folder name. |
237 | |
238 | if [ -d "$PROCDIR/Unknown Artist - Unknown Album/" ] |
239 | then |
240 | logger -p $LOGDEST.warn "Warning ($PROCESS): Processed successfully, but info unknown." |
241 | mv "$PROCDIR/Unknown Artist - Unknown Album" "$PROCDIR/Unkown Disc - ID $PROCESS" |
242 | |
243 | fi |
244 | |
245 | # If more than one folder is left, or the abcde.process folder is left over, |
246 | # or if there's nothing in the directory, something has gone WRONG. |
247 | |
248 | if [ $(ls -1 "$PROCDIR" | wc -l) -gt 1 ] || [ "$(ls -1 "$PROCDIR")" = "abcde.$PROCESS" ] || [ "$(ls -1 "$PROCDIR")" = "" ] |
249 | then |
250 | logger -p $LOGDEST.error "Error ($PROCESS): More than one folder or something very bad happened." |
251 | rm -r "$PROCDIR" |
252 | return 0 |
253 | fi |
254 | |
255 | # Note: Don't declare discname until process is finished. Now is fine. |
256 | |
257 | local DISCNAME=`ls -1 "$PROCDIR"` |
258 | |
259 | # Put the current disc's ID into a file in the disc's folder, JIC |
260 | |
261 | echo "$THISDISC" > "$PROCDIR/$DISCNAME/disc_id" |
262 | |
263 | |
264 | logger -p $LOGDEST.info "Info ($PROCESS): Encoding of "$DISCNAME" completed successfully." |
265 | |
266 | |
267 | # Wait for the done database to be ready... |
268 | |
269 | until ! [ -f "$BASE/lib/done.lock" ] || [ $DONELOCK -ge 60 ] |
270 | do |
271 | sleep 10 |
272 | DONELOCK=$(($DONELOCK+10)) |
273 | done |
274 | |
275 | # Then add this disc to it. |
276 | if [ "`grep "$CURCD" $BASE/lib/done.db`" = "" ] |
277 | then |
278 | touch "$BASE/lib/done.lock" |
279 | cat "$BASE/lib/done.db" "$PROCDIR/$DISCNAME/disc_id" > "$BASE/lib/done.new" |
280 | mv "$BASE/lib/done.new" "$BASE/lib/done.db" |
281 | rm "$BASE/lib/done.lock" |
282 | else |
283 | logger -p $LOGDEST.notice "Not adding $PROCESS to done.db" |
284 | fi |
285 | |
286 | # Move the process's completed directory into the done folder. |
287 | |
288 | if ! [ -d "$DONE/$DISCNAME" ] |
289 | then |
290 | mv -f "$PROCDIR/$DISCNAME" "$DONE/" |
291 | elif [ -d "$DONE/$DISCNAME" ] |
292 | then |
293 | rm -r "$DONE/$DISCNAME" |
294 | mv -f "$PROCDIR/$DISCNAME" "$DONE/" |
295 | fi |
296 | |
297 | # A file must be used here because the variable is lost when the function exits sometimes. |
298 | |
299 | echo "$THISDISC" > "$BASE/lib/LASTDONE" |
300 | |
301 | # If I was the last disc started, and I'm done, clear the laststart variable so the last disc |
302 | # encoded can be re-encoded if they really want to. |
303 | |
304 | if [ "$THISDISC" = "$LASTSTART" ] |
305 | then |
306 | LASTSTART="" |
307 | fi |
308 | |
309 | |
310 | # Remove the process temp directory and call it a day. |
311 | |
312 | rm -r "$PROCDIR" |
313 | |
314 | } |
315 | |
316 | until [[ $(< "$BASE/lib/stop") == 1 ]] |
317 | do |
318 | main |
319 | done |