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Lucas 2019-09-11 02:11:40 +00:00
commit 3779fdce2c
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28
utils/openbsd/hotplug/Makefile Normal file
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# env
# Written in 2019 by Lucas
# CC0 1.0 Universal/Public domain - No rights reserved
#
# To the extent possible under law, the author(s) have dedicated all
# copyright and related and neighboring rights to this software to the
# public domain worldwide. This software is distributed without any
# warranty. You should have received a copy of the CC0 Public Domain
# Dedication along with this software. If not, see
# <http://creativecommons.org/publicdomain/zero/1.0/>.
.POSIX:
.SUFFIXES:
.SUFFIXES: .sh
BIN= attach detach trunk_urndis_hotplug
DEST= /etc/hotplug
all: $(BIN)
clean:
rm -f $(BIN)
install: all
cp $(BIN) $(DEST)
cd $(DEST) && chmod 555 $(BIN)
uninstall:
cd $(DEST) && rm -f $(BIN)

26
utils/openbsd/hotplug/attach.sh Normal file
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#!/bin/sh
# env
# Written in 2019 by Lucas
# CC0 1.0 Universal/Public domain - No rights reserved
#
# To the extent possible under law, the author(s) have dedicated all
# copyright and related and neighboring rights to this software to the
# public domain worldwide. This software is distributed without any
# warranty. You should have received a copy of the CC0 Public Domain
# Dedication along with this software. If not, see
# <http://creativecommons.org/publicdomain/zero/1.0/>.
DEVCLASS=$1
DEVNAME=$2
case $DEVCLASS in
3) case $DEVNAME in
urndis*)
if [ -x /etc/hotplug/trunk_urndis_hotplug ]; then
/etc/hotplug/trunk_urndis_hotplug \
attach trunk0 "$DEVNAME"
fi
;;
esac
;;
esac

26
utils/openbsd/hotplug/detach.sh Normal file
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#!/bin/sh
# env
# Written in 2019 by Lucas
# CC0 1.0 Universal/Public domain - No rights reserved
#
# To the extent possible under law, the author(s) have dedicated all
# copyright and related and neighboring rights to this software to the
# public domain worldwide. This software is distributed without any
# warranty. You should have received a copy of the CC0 Public Domain
# Dedication along with this software. If not, see
# <http://creativecommons.org/publicdomain/zero/1.0/>.
DEVCLASS=$1
DEVNAME=$2
case $DEVCLASS in
3) case $DEVNAME in
urndis*)
if [ -x /etc/hotplug/trunk_urndis_hotplug ]; then
/etc/hotplug/trunk_urndis_hotplug \
detach trunk0 "$DEVNAME"
fi
;;
esac
;;
esac

49
utils/openbsd/hotplug/trunk_urndis_hotplug.sh Normal file
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#!/bin/sh
# env
# Written in 2019 by Lucas
# CC0 1.0 Universal/Public domain - No rights reserved
#
# To the extent possible under law, the author(s) have dedicated all
# copyright and related and neighboring rights to this software to the
# public domain worldwide. This software is distributed without any
# warranty. You should have received a copy of the CC0 Public Domain
# Dedication along with this software. If not, see
# <http://creativecommons.org/publicdomain/zero/1.0/>.
usage() {
cat - <<. >&2
Usage:
${0##*/} attach TRUNK_DEV URNDIS_DEV
${0##*/} detach TRUNK_DEV URNDIS_DEV
.
exit 1
}
renew_dhcp_if_needed() {
iface=$1
hostname_if=/etc/hostname."$iface"
[ ! -r "$hostname_if" ] && return
while read -r line; do
[ "$line" = dhcp ] && dhclient "$iface" && break
done <"$hostname_if"
}
if [ $# -ne 3 ] || [ -z "$1" ] || [ -z "$2" ] || [ -z "$3" ]; then
usage
fi
cmd=$1
trunk=$2
urndis=$3
case $cmd in
attach) ifconfig "$urndis" up
ifconfig "$trunk" trunkport "$urndis"
renew_dhcp_if_needed "$trunk"
;;
detach) # $urndis could be already removed
ifconfig "$trunk" -trunkport "$urndis" 2>/dev/null || true
renew_dhcp_if_needed "$trunk"
;;
*) usage
;;
esac