# variables used to communicate:
# MATCHADDR MAC address used for the match
# MATCHID bus_id used for the match
+# MATCHDEVID dev_id used for the match
# MATCHDRV driver name used for the match
# MATCHIFTYPE interface type match
# COMMENT comment to add to the generated rule
# INTERFACE_NAME requested name supplied by external tool
# INTERFACE_NEW new interface name returned by rule writer
+# debug, if UDEV_LOG=<debug>
+if [ -n "$UDEV_LOG" ]; then
+ if [ "$UDEV_LOG" -ge 7 ]; then
+ set -x
+ fi
+fi
+
RULES_FILE='/etc/udev/rules.d/70-persistent-net.rules'
. /lib/udev/rule_generator.functions
if [ "$PRINT_HEADER" ]; then
PRINT_HEADER=
echo "# This file was automatically generated by the $0"
- echo "# program run by the persistent-net-generator.rules rules file."
+ echo "# program, run by the persistent-net-generator.rules rules file."
echo "#"
- echo "# You can modify it, as long as you keep each rule on a single line."
+ echo "# You can modify it, as long as you keep each rule on a single"
+ echo "# line, and change only the value of the NAME= key."
fi
echo ""
match="$match, DRIVERS==\"$MATCHDRV\""
fi
+if [ "$MATCHDEVID" ]; then
+ match="$match, ATTR{dev_id}==\"$MATCHDEVID\""
+fi
+
if [ "$MATCHID" ]; then
match="$match, KERNELS==\"$MATCHID\""
fi
if [ -z "$match" ]; then
echo "missing valid match" >&2
+ unlock_rules_file
exit 1
fi
+basename=${INTERFACE%%[0-9]*}
+match="$match, KERNEL==\"$basename*\""
+
if [ "$INTERFACE_NAME" ]; then
# external tools may request a custom name
COMMENT="$COMMENT (custom name provided by external tool)"
fi
else
# if a rule using the current name already exists, find a new name
- basename=${INTERFACE%%[0-9]*}
if interface_name_taken; then
INTERFACE="$basename$(find_next_available "$basename[0-9]*")"
echo "INTERFACE_NEW=$INTERFACE"