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📁 net
📄 net_common.sh(6.48 KB)
📁 npf
📁 route
📁 sys

Editing: net_common.sh

#	$NetBSD: net_common.sh,v 1.11 2017/01/10 05:55:34 ozaki-r Exp $
#
# Copyright (c) 2016 Internet Initiative Japan Inc.
# 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.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 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 DAMAGE.
#

#
# Common utility functions for tests/net
#

HIJACKING="env LD_PRELOAD=/usr/lib/librumphijack.so RUMPHIJACK=sysctl=yes"

extract_new_packets()
{
	local bus=$1
	local old=./.__old

if [ ! -f $old ]; then
		old=/dev/null
	fi

shmif_dumpbus -p - $bus 2>/dev/null| \
	    tcpdump -n -e -r - 2>/dev/null > ./.__new
	diff -u $old ./.__new |grep '^+' |cut -d '+' -f 2 > ./.__diff
	mv -f ./.__new ./.__old
	cat ./.__diff
}

check_route()
{
	local target=$1
	local gw=$2
	local flags=${3:-\.\+}
	local ifname=${4:-\.\+}

target=$(echo $target |sed 's/\./\\./g')
	if [ "$gw" = "" ]; then
		gw=".+"
	else
		gw=$(echo $gw |sed 's/\./\\./g')
	fi

atf_check -s exit:0 -e ignore \
	    -o match:"^$target +$gw +$flags +- +- +.+ +$ifname" \
	    rump.netstat -rn
}

check_route_flags()
{

check_route "$1" "" "$2" ""
}

check_route_gw()
{

check_route "$1" "$2" "" ""
}

check_route_no_entry()
{
	local target=$(echo $1 |sed 's/\./\\./g')

atf_check -s exit:0 -e ignore -o not-match:"^$target" \
	    rump.netstat -rn
}

get_linklocal_addr()
{

export RUMP_SERVER=${1}
	rump.ifconfig ${2} inet6 |
	    awk "/fe80/ {sub(/%$2/, \"\"); sub(/\\/[0-9]*/, \"\"); print \$2;}"
	unset RUMP_SERVER

return 0
}

get_macaddr()
{

env RUMP_SERVER=${1} \
	    rump.ifconfig ${2} |awk '/address/ {print $2;}'
}

HTTPD_PID=./.__httpd.pid
start_httpd()
{
	local sock=$1
	local ip=$2
	local backup=$RUMP_SERVER

export RUMP_SERVER=$sock

# start httpd in daemon mode
	atf_check -s exit:0 env LD_PRELOAD=/usr/lib/librumphijack.so \
	    /usr/libexec/httpd -P $HTTPD_PID -i $ip -b -s $(pwd)

export RUMP_SERVER=$backup

sleep 3
}

stop_httpd()
{

if [ -f $HTTPD_PID ]; then
		kill -9 $(cat $HTTPD_PID)
		rm -f $HTTPD_PID
		sleep 1
	fi
}

BASIC_LIBS="-lrumpnet -lrumpnet_net -lrumpnet_netinet \
    -lrumpnet_shmif -lrumpdev"
FS_LIBS="$BASIC_LIBS -lrumpvfs -lrumpfs_ffs"

# We cannot keep variables between test phases, so need to store in files
_rump_server_socks=./.__socks
_rump_server_ifaces=./.__ifaces
_rump_server_buses=./.__buses

_rump_server_start_common()
{
	local sock=$1
	local libs=

shift 1
	libs="$*"

atf_check -s exit:0 rump_server $libs $sock

echo $sock >> $_rump_server_socks
	$DEBUG && cat $_rump_server_socks
}

rump_server_start()
{
	local sock=$1
	local _libs=
	local libs="$BASIC_LIBS"

shift 1
	_libs="$*"

for lib in $_libs; do
		libs="$libs -lrumpnet_$lib"
	done

_rump_server_start_common $sock $libs

return 0
}

rump_server_fs_start()
{
	local sock=$1
	local _libs=
	local libs="$FS_LIBS"

shift 1
	_libs="$*"

for lib in $_libs; do
		libs="$libs -lrumpnet_$lib"
	done

_rump_server_start_common $sock $libs

return 0
}

rump_server_add_iface()
{
	local sock=$1
	local ifname=$2
	local bus=$3
	local backup=$RUMP_SERVER

export RUMP_SERVER=$sock
	atf_check -s exit:0 rump.ifconfig $ifname create
	atf_check -s exit:0 rump.ifconfig $ifname linkstr $bus
	export RUMP_SERVER=$backup

echo $sock $ifname >> $_rump_server_ifaces
	$DEBUG && cat $_rump_server_ifaces

echo $bus >> $_rump_server_buses
	cat $_rump_server_buses |sort -u >./.__tmp
	mv -f ./.__tmp $_rump_server_buses
	$DEBUG && cat $_rump_server_buses

return 0
}

rump_server_destroy_ifaces()
{
	local backup=$RUMP_SERVER

$DEBUG && cat $_rump_server_ifaces

# Try to dump states before destroying interfaces
	for sock in $(cat $_rump_server_socks); do
		export RUMP_SERVER=$sock
		atf_check -s exit:0 -o ignore rump.ifconfig
		atf_check -s exit:0 -o ignore rump.netstat -nr
		# XXX still need hijacking
		atf_check -s exit:0 -o ignore $HIJACKING rump.netstat -i -a
		atf_check -s exit:0 -o ignore rump.arp -na
		atf_check -s exit:0 -o ignore rump.ndp -na
		atf_check -s exit:0 -o ignore $HIJACKING ifmcstat
	done

# XXX using pipe doesn't work. See PR bin/51667
	#cat $_rump_server_ifaces | while read sock ifname; do
	while read sock ifname; do
		export RUMP_SERVER=$sock
		if rump.ifconfig -l |grep -q $ifname; then
			atf_check -s exit:0 rump.ifconfig $ifname destroy
		fi
		atf_check -s exit:0 -o ignore rump.ifconfig
	done < $_rump_server_ifaces
	export RUMP_SERVER=$backup

return 0
}

rump_server_halt_servers()
{
	local backup=$RUMP_SERVER

$DEBUG && cat $_rump_server_socks
	for sock in $(cat $_rump_server_socks); do
		env RUMP_SERVER=$sock rump.halt
	done
	export RUMP_SERVER=$backup

return 0
}

rump_server_dump_servers()
{
	local backup=$RUMP_SERVER

$DEBUG && cat $_rump_server_socks
	for sock in $(cat $_rump_server_socks); do
		echo "### Dumping $sock"
		export RUMP_SERVER=$sock
		rump.ifconfig
		rump.netstat -nr
		# XXX still need hijacking
		$HIJACKING rump.netstat -i -a
		rump.arp -na
		rump.ndp -na
		$HIJACKING ifmcstat
		$HIJACKING dmesg
	done
	export RUMP_SERVER=$backup

if [ -f rump_server.core ]; then
		gdb -ex bt /usr/bin/rump_server rump_server.core
		strings rump_server.core |grep panic
	fi
	return 0
}

rump_server_dump_buses()
{

if [ ! -f $_rump_server_buses ]; then
		return 0
	fi

$DEBUG && cat $_rump_server_buses
	for bus in $(cat $_rump_server_buses); do
		echo "### Dumping $bus"
		shmif_dumpbus -p - $bus 2>/dev/null| tcpdump -n -e -r -
	done
	return 0
}

cleanup()
{

rump_server_halt_servers
}

dump()
{

rump_server_dump_servers
	rump_server_dump_buses
}

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Editing: net_common.sh

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