Differential D14547 Diff 39962 tests/sys/netinet/route.subr

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tests/sys/netinet/route.subr

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				#
				# Copyright (c) 2014 Spectra Logic Corporation
				# All rights reserved.
				#
				# Redistribution and use in source and binary forms, with or without
				# modification, are permitted provided that the following conditions
				# are met:
				# 1. Redistributions of source code must retain the above copyright
				# notice, this list of conditions, and the following disclaimer,
				# without modification.
				# 2. Redistributions in binary form must reproduce at minimum a disclaimer
				# substantially similar to the "NO WARRANTY" disclaimer below
				# ("Disclaimer") and any redistribution must be conditioned upon
				# including a substantially similar Disclaimer requirement for further
				# binary redistribution.
				#
				# NO WARRANTY
				# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
				# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
				# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
				# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
				# HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
				# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
				# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
				# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
				# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
				# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
				# POSSIBILITY OF SUCH DAMAGES.
				#
				# Authors: Alan Somers (Spectra Logic Corporation)
				#
				# $FreeBSD$

				# Looks up one or more fibs from the configuration data and validates them.
				# Returns the results in the env varilables FIB0, FIB1, etc.

				# parameter numfibs The number of fibs to lookup
				get_fibs()
				{
				NUMFIBS=$1
				net_fibs=`sysctl -n net.fibs`
				i=0
				while [ $i -lt "$NUMFIBS" ]; do
				fib=`atf_config_get "fibs" \| \
				awk -v i=$(( i + 1 )) '{print $i}'`
				echo "fib is ${fib}"
				eval FIB${i}=${fib}
				if [ "$fib" -ge "$net_fibs" ]; then
				atf_skip "The ${i}th configured fib is ${fib}, which is not less than net.fibs, which is ${net_fibs}"
				fi
				i=$(( $i + 1 ))
				done
				}

				# Creates a new pair of connected epair(4) interface, registers them for
				# cleanup, and returns their namen via the environment variables EPAIRA and
				# EPAIRB
				get_epair()
				{
				local EPAIRD

				if (which pfctl && pfctl -s info \| grep -q 'Status: Enabled') \|\|
				[ `sysctl -n net.inet.ip.fw.enable` = "1" ] \|\|
				(which ipf && ipf -V); then
				atf_skip "firewalls interfere with this test"
				fi

				if EPAIRD=`ifconfig epair create`; then
				# Record the epair device so we can clean it up later
				echo ${EPAIRD} >> "ifaces_to_cleanup"
				EPAIRA=${EPAIRD}
				EPAIRB=${EPAIRD%a}b
				else
				atf_skip "Could not create epair(4) interfaces"
				fi
				}

				# Creates a new tap(4) interface, registers it for cleanup, and returns the
				# name via the environment variable TAP
				get_tap()
				{
				local TAPD

				if TAPD=`ifconfig tap create`; then
				# Record the TAP device so we can clean it up later
				echo ${TAPD} >> "ifaces_to_cleanup"
				TAP=${TAPD}
				else
				atf_skip "Could not create a tap(4) interface"
				fi
				}

				# Configure an ethernet interface
				# parameters:
				# Interface name
				# fib
				# Protocol (inet or inet6)
				# IP address
				# Netmask in number of bits (eg 24 or 8)
				# Extra flags
				# Return: None
				setup_iface()
				{
				local IFACE=$1
				local FIB=$2
				local PROTO=$3
				local ADDR=$4
				local MASK=$5
				local FLAGS=$6
				echo setfib ${FIB} \
				ifconfig $IFACE ${PROTO} ${ADDR}/${MASK} fib $FIB $FLAGS
				setfib ${FIB} ifconfig $IFACE ${PROTO} ${ADDR}/${MASK} fib $FIB $FLAGS
				}

				# Create a tap(4) interface, configure it, and register it for cleanup.
				# parameters:
				# fib
				# Protocol (inet or inet6)
				# IP address
				# Netmask in number of bits (eg 24 or 8)
				# Extra flags
				# Return: the tap interface name as the env variable TAP
				setup_tap()
				{
				get_tap
				setup_iface "$TAP" "$@"
				}

				cleanup_ifaces()
				{
				if [ -f ifaces_to_cleanup ]; then
				for iface in $(cat ifaces_to_cleanup); do
				echo ifconfig "${iface}" destroy
				ifconfig "${iface}" destroy 2>/dev/null \|\| true
				done
				rm -f ifaces_to_cleanup
				fi
				}