mirror of
https://github.com/RIOT-OS/RIOT.git
synced 2024-12-29 04:50:03 +01:00
93 lines
1.9 KiB
Bash
Executable File
93 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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ETHOS_DIR="$(dirname $(readlink -f $0))"
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create_tap() {
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ip tuntap add ${TAP} mode tap user ${USER}
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sysctl -w net.ipv6.conf.${TAP}.forwarding=1
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sysctl -w net.ipv6.conf.${TAP}.accept_ra=0
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ip link set ${TAP} up
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ip a a fe80::1/64 dev ${TAP}
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ip a a fd00:dead:beef::1/128 dev lo
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ip route add ${PREFIX} via fe80::2 dev ${TAP}
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}
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remove_tap() {
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ip tuntap del ${TAP} mode tap
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}
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cleanup() {
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echo "Cleaning up..."
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remove_tap
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ip a d fd00:dead:beef::1/128 dev lo
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if [ -n "${UHCPD_PID}" ]; then
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kill ${UHCPD_PID}
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fi
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if [ -n "${DHCPD_PIDFILE}" ]; then
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kill "$(cat ${DHCPD_PIDFILE})"
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rm "${DHCPD_PIDFILE}"
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fi
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trap "" INT QUIT TERM EXIT
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}
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start_uhcpd() {
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${UHCPD} ${TAP} ${PREFIX} > /dev/null &
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UHCPD_PID=$!
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}
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start_dhcpd() {
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DHCPD_PIDFILE=$(mktemp)
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${DHCPD} -d -p ${DHCPD_PIDFILE} ${TAP} ${PREFIX} 2> /dev/null
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}
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if [ "$1" = "-d" ] || [ "$1" = "--use-dhcpv6" ]; then
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USE_DHCPV6=1
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shift 1
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else
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USE_DHCPV6=0
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fi
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if [ "$1" = "-e" ] || [ "$1" = "--ethos-only" ]; then
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ETHOS_ONLY=1
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shift 1
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else
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ETHOS_ONLY=0
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fi
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PORT=$1
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TAP=$2
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PREFIX=$3
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BAUDRATE=115200
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START_ETHOS=1
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[ -z "${PORT}" -o -z "${TAP}" -o -z "${PREFIX}" ] && {
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echo "usage: $0 [-d|--use-dhcp] [-e|--ethos-only] " \
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"<serial-port> <tap-device> <prefix> " \
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"[baudrate]"
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exit 1
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}
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[ ! -z $4 ] && {
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BAUDRATE=$4
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}
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trap "cleanup" INT QUIT TERM EXIT
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create_tap && \
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if [ ${ETHOS_ONLY} -ne 1 ]; then
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if [ ${USE_DHCPV6} -eq 1 ]; then
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DHCPD="$(readlink -f "${ETHOS_DIR}/../dhcpv6-pd_ia/")/dhcpv6-pd_ia.py"
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start_dhcpd
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START_ETHOS=$?
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else
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UHCPD="$(readlink -f "${ETHOS_DIR}/../uhcpd/bin")/uhcpd"
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start_uhcpd
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START_ETHOS=$?
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fi
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else
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START_ETHOS=0
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fi
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[ ${START_ETHOS} -eq 0 ] && "${ETHOS_DIR}/ethos" ${TAP} ${PORT} ${BAUDRATE}
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