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--- ./src/rule_generator/write_cd_rules.orig 2012-01-28 18:15:46.958827013 -0600
+++ ./src/rule_generator/write_cd_rules 2013-01-17 22:58:27.294859303 -0600
@@ -3,7 +3,8 @@
# This script is run if an optical drive lacks a rule for persistent naming.
#
# It adds symlinks for optical drives based on the device class determined
-# by cdrom_id and used ID_PATH to identify the device.
+# by cdrom_id and uses ID_SERIAL or ID_MODEL and ID_REVISION to
+# identify the device.
# (C) 2006 Marco d'Itri <md@Linux.IT>
#
@@ -66,37 +67,16 @@
exit 1
fi
-if [ "$1" ]; then
- METHOD="$1"
+# ID_PATH is gone from the ata subsystem used in recent kernels, so
+# always use the by-id method:
+if [ "$ID_SERIAL" ]; then
+ RULE="ENV{ID_SERIAL}==\"$ID_SERIAL\""
+elif [ "$ID_MODEL" -a "$ID_REVISION" ]; then
+ RULE="ENV{ID_MODEL}==\"$ID_MODEL\", ENV{ID_REVISION}==\"$ID_REVISION\""
else
- METHOD='by-path'
-fi
-
-case "$METHOD" in
- by-path)
- if [ -z "$ID_PATH" ]; then
- echo "$DEVPATH not supported by path_id. by-id may work." >&2
- exit 1
- fi
- RULE="ENV{ID_PATH}==\"$ID_PATH\""
- ;;
-
- by-id)
- if [ "$ID_SERIAL" ]; then
- RULE="ENV{ID_SERIAL}==\"$ID_SERIAL\""
- elif [ "$ID_MODEL" -a "$ID_REVISION" ]; then
- RULE="ENV{ID_MODEL}==\"$ID_MODEL\", ENV{ID_REVISION}==\"$ID_REVISION\""
- else
- echo "$DEVPATH not supported by ata_id. by-path may work." >&2
- exit 1
- fi
- ;;
-
- *)
- echo "Invalid argument (must be either by-path or by-id)." >&2
+ echo "$DEVPATH not supported by ata_id. Unable to generate persistent rules." >&2
exit 1
- ;;
-esac
+fi
# Prevent concurrent processes from modifying the file at the same time.
lock_rules_file
@@ -105,18 +85,62 @@
choose_rules_file
link_num=$(find_next_available 'cdrom[0-9]*')
+[ "$link_num" = "" ] && link_num=0
match="SUBSYSTEM==\"block\", ENV{ID_CDROM}==\"?*\", $RULE"
-comment="$ID_MODEL ($ID_PATH)"
-
+comment="$ID_MODEL ($ID_SERIAL)"
write_rule "$match" "cdrom$link_num" "$comment"
-[ "$ID_CDROM_CD_R" -o "$ID_CDROM_CD_RW" ] && \
- write_rule "$match" "cdrw$link_num"
-[ "$ID_CDROM_DVD" ] && \
- write_rule "$match" "dvd$link_num"
-[ "$ID_CDROM_DVD_R" -o "$ID_CDROM_DVD_RW" -o "$ID_CDROM_DVD_RAM" ] && \
- write_rule "$match" "dvdrw$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "cdrom"
+ fi
+
+ if [ "$ID_CDROM_CD_R" ]; then
+ write_rule "$match" "cdr$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "cdr"
+ fi
+
+ write_rule "$match" "cdwriter$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "cdwriter"
+ fi
+
+ if [ "$ID_CDROM_CD_RW" ]; then
+ write_rule "$match" "cdrw$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "cdrw"
+ fi
+ fi
+
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "writer"
+ fi
+ fi
+
+ if [ "$ID_CDROM_DVD" ]; then
+ write_rule "$match" "dvd$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "dvd"
+ fi
+
+ if [ "$ID_CDROM_DVD_R" -o "$ID_CDROM_DVD_RW" -o "$ID_CDROM_DVD_RAM" ]; then
+ write_rule "$match" "dvdr$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "dvdr"
+ fi
+
+ write_rule "$match" "dvdrw$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "dvdrw"
+ fi
+
+ write_rule "$match" "dvdwriter$link_num"
+ if [ "$link_num" = "0" ]; then
+ write_rule "$match" "dvdwriter"
+ fi
+ fi
+ fi
echo >> $RULES_FILE
unlock_rules_file
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