test_routing1.sh

xorp源码hg

    coord target $HOST $PORT3
    coord initialise attach peer3

    coord peer3 establish AS $PEER3_AS \
	holdtime $HOLDTIME \
	id 10.10.10.3 \
	keepalive false

    coord peer3 assert established

    PACKET_A="packet update
	origin 2
	aspath $PEER2_AS,1
	nexthop $NH1
	nlri 10.10.10.0/24
	nlri 20.20.20.20/24"

    PACKET_B="packet update
	origin 2
	aspath $PEER1_AS,1,2
	nexthop $NH2
	nlri 10.10.10.0/24
	nlri 20.20.20.20/24"
    
    PACKET_C="packet update
	origin 2
	aspath $PEER2_AS,1,2,3
	nexthop $NH3
	nlri 10.10.10.0/24
	nlri 20.20.20.20/24"

    coord peer1 send $PACKET_B

    sleep 2
    coord peer1 trie sent lookup 10.10.10.0/24 \
	aspath "$PEER1_AS,1,2"
    coord peer2 trie recv lookup 10.10.10.0/24 \
	aspath "65008,$PEER1_AS,1,2"
    coord peer3 trie recv lookup 10.10.10.0/24 \
	aspath "$PEER1_AS,1,2" 


    coord peer2 send $PACKET_C

    sleep 2
#    coord peer1 trie sent lookup 10.10.10.0/24 \
#	aspath "$PEER1_AS,1,2"
    coord peer2 trie sent lookup 10.10.10.0/24 \
	aspath "$PEER2_AS,1,2,3"
    coord peer3 trie recv lookup 10.10.10.0/24 \
	aspath "$PEER1_AS,1,2" 

    coord peer2 send $PACKET_A

    sleep 2
    coord peer1 trie recv lookup 10.10.10.0/24 \
	aspath "65008,$PEER2_AS,1"
    coord peer2 trie sent lookup 10.10.10.0/24 \
	aspath "$PEER2_AS,1"
    coord peer3 trie recv lookup 10.10.10.0/24 \
	aspath "$PEER2_AS,1" 

# At the end of the test we expect all the peerings to still be established.
    coord peer1 assert established
    coord peer2 assert established
    coord peer3 assert established
}

test4()
{
# Route A is better than route B which is better than route C.
# 1) Add a route (B) via peer1
# 2) Add a route (A) via peer2 

    echo "TEST4 - Add a route on one peer add a better route on another peer."

    coord reset

    coord target $HOST $PORT1
    coord initialise attach peer1

    coord peer1 establish AS $PEER1_AS \
	holdtime $HOLDTIME \
	id 10.10.10.1 \
	keepalive false

    coord peer1 assert established

    coord target $HOST $PORT2
    coord initialise attach peer2

    coord peer2 establish AS $PEER2_AS \
	holdtime $HOLDTIME \
	id 10.10.10.2 \
	keepalive false

    coord peer2 assert established

    coord target $HOST $PORT3
    coord initialise attach peer3

    coord peer3 establish AS $PEER3_AS \
	holdtime $HOLDTIME \
	id 10.10.10.3 \
	keepalive false

    coord peer3 assert established

    LONG_AS_PATH="$PEER1_AS,2,3,4,5"

    PACKET_A="packet update
	origin 2
	aspath $PEER2_AS
	nexthop $NH1
	nlri 10.10.10.0/24
	nlri 20.20.20.20/24"

    PACKET_B="packet update
	origin 2
	aspath $LONG_AS_PATH
	nexthop $NH2
	nlri 10.10.10.0/24
	nlri 20.20.20.20/24"
    
    coord peer1 send $PACKET_B

    sleep 2
    coord peer1 trie sent lookup 10.10.10.0/24 \
	aspath $LONG_AS_PATH
    coord peer2 trie recv lookup 10.10.10.0/24 \
	aspath "65008,$LONG_AS_PATH"
    coord peer3 trie recv lookup 10.10.10.0/24 \
	aspath $LONG_AS_PATH 

    coord peer2 send $PACKET_A

    sleep 2
    coord peer1 trie recv lookup 10.10.10.0/24 \
	aspath "65008,$PEER2_AS"
    coord peer2 trie sent lookup 10.10.10.0/24 \
	aspath "$PEER2_AS"
    coord peer3 trie recv lookup 10.10.10.0/24 \
	aspath "$PEER2_AS" 

# At the end of the test we expect all the peerings to still be established.
    coord peer1 assert established
    coord peer2 assert established
    coord peer3 assert established
}

test5()
{
# Route A is better than route B which is better than route C.
# 1) Add a route (B) via peer1
# 2) Add a route (A) via peer1

    echo "TEST5 - Add a route on one peer then add a better route"

    coord reset

    coord target $HOST $PORT1
    coord initialise attach peer1

    coord peer1 establish AS $PEER1_AS \
	holdtime $HOLDTIME \
	id 10.10.10.1 \
	keepalive false

    coord peer1 assert established

    coord target $HOST $PORT2
    coord initialise attach peer2

    coord peer2 establish AS $PEER2_AS \
	holdtime $HOLDTIME \
	id 10.10.10.2 \
	keepalive false

    coord peer2 assert established

    coord target $HOST $PORT3
    coord initialise attach peer3

    coord peer3 establish AS $PEER3_AS \
	holdtime $HOLDTIME \
	id 10.10.10.3 \
	keepalive false

    coord peer3 assert established

    LONG_AS_PATH="$PEER1_AS,1,2,3,4,5"

    PACKET_A="packet update
	origin 2
	aspath $PEER1_AS
	nexthop $NH1
	nlri 10.10.10.0/24
	nlri 20.20.20.20/24"

    PACKET_B="packet update
	origin 2
	aspath $LONG_AS_PATH
	nexthop $NH2
	nlri 10.10.10.0/24
	nlri 20.20.20.20/24"
    
    coord peer1 send $PACKET_B

    sleep 2
    coord peer1 trie sent lookup 10.10.10.0/24 \
	aspath $LONG_AS_PATH
    coord peer2 trie recv lookup 10.10.10.0/24 \
	aspath "$AS,$LONG_AS_PATH"
    coord peer3 trie recv lookup 10.10.10.0/24 \
	aspath $LONG_AS_PATH 

    coord peer1 send $PACKET_A

    sleep 2
    coord peer1 trie sent lookup 10.10.10.0/24 \
	aspath "$PEER1_AS"
    coord peer2 trie recv lookup 10.10.10.0/24 \
	aspath "$AS,$PEER1_AS"
    coord peer3 trie recv lookup 10.10.10.0/24 \
	aspath "$PEER1_AS" 

# At the end of the test we expect all the peerings to still be established.
    coord peer1 assert established
    coord peer2 assert established
    coord peer3 assert established
}

test6()
{
    echo "TEST6 On an EBGP peering send an update with a local preference"

# Sending an update with a local preference is wrong, but it shouldn't cause
# any problems. We test that when the update is propogated that the bad local
# preference is removed and replaced with a local preference of 100. Which
# is the recommended default. Note we are also testing that peer2 does not
# receive the med from peer1.

    coord reset

    coord target $HOST $PORT1
    coord initialise attach peer1

    coord peer1 establish AS $PEER1_AS \
	holdtime 0 \
	id 10.10.10.1 \
	keepalive false

    coord peer1 assert established

    coord target $HOST $PORT2
    coord initialise attach peer2

    coord peer2 establish AS $PEER2_AS \
	holdtime 0 \
	id 10.10.10.2 \
	keepalive false

    coord peer2 assert established

    coord target $HOST $PORT3
    coord initialise attach peer3

    coord peer3 establish AS $PEER3_AS \
	holdtime 0 \
	id 10.10.10.3 \
	keepalive false

    coord peer3 assert established

    local LOCAL_NH=$NH1

    packet()
    {
	local PACKET="packet update
	    origin 2
	    aspath $1
	    nexthop $2
	    nlri 10.10.10.0/24"

	echo $PACKET
    }

    local MED=50

    coord peer1 expect $(packet $PEER1_AS $LOCAL_NH) med $MED
    coord peer2 expect $(packet $AS,$PEER1_AS $NEXT_HOP) med 0
    coord peer3 expect $(packet $PEER1_AS $LOCAL_NH) localpref 100

    coord peer1 send $(packet $PEER1_AS $LOCAL_NH) med $MED localpref 17

    sleep 2
    
    coord peer1 assert queue 1
    coord peer2 assert queue 0
    coord peer3 assert queue 0

    coord peer1 trie sent lookup 10.10.10.0/24 aspath $PEER1_AS
    coord peer2 trie recv lookup 10.10.10.0/24 aspath $AS,$PEER1_AS
    coord peer3 trie recv lookup 10.10.10.0/24 aspath $PEER1_AS

# At the end of the test we expect all the peerings to still be established.
    coord peer1 assert established
    coord peer2 assert established
    coord peer3 assert established
}

test7()
{
    echo "TEST7 On an I-BGP peering send an update with an empty aspath"
    coord reset

    coord target $HOST $PORT1
    coord initialise attach peer1

    coord peer1 establish AS $PEER1_AS \
	holdtime 0 \
	id 10.10.10.1 \
	keepalive false

    coord peer1 assert established

    coord target $HOST $PORT2
    coord initialise attach peer2

    coord peer2 establish AS $PEER2_AS \
	holdtime 0 \
	id 10.10.10.2 \
	keepalive false

    coord peer2 assert established

    coord target $HOST $PORT3
    coord initialise attach peer3

    coord peer3 establish AS $PEER3_AS \
	holdtime 0 \
	id 10.10.10.3 \
	keepalive false

    coord peer3 assert established

    PACKET="packet update
	origin 1
	aspath empty
	nexthop $NH1 
	nlri 10.10.10.0/24"
    
    coord peer3 send $PACKET

    sleep 2

    coord peer1 assert established
    coord peer2 assert established
    coord peer3 assert established
}

test8()
{
    echo "TEST8: "
    echo "	1) Send the same route from all peers"
    echo "	2) The route from peer1 is the winner"
    echo "	3) Now introduce a worse route from peer1"

    # At the time of writing the delete route generated by the
    # introduction of the worse route would be met by outrage from the
    # RIB which denied any knowledge of this route. BGP adds a route
    # to the IBGP table and then proceeds to try and delete it from
    # the EBP table.

    coord reset

    coord target $HOST $PORT1
    coord initialise attach peer1

    coord peer1 establish AS $PEER1_AS \
	holdtime 0 \
	id 10.10.10.1 \
	keepalive false

    coord peer1 assert established

    coord target $HOST $PORT2
    coord initialise attach peer2

    coord peer2 establish AS $PEER2_AS \
	holdtime 0 \
	id 10.10.10.2 \
	keepalive false

    coord peer2 assert established

    coord target $HOST $PORT3
    coord initialise attach peer3

    coord peer3 establish AS $PEER3_AS \
	holdtime 0 \
	id 10.10.10.3 \
	keepalive false

    coord peer3 assert established

    PACKET="packet update
	origin 1
	aspath empty
	nexthop $NH3 
	nlri 10.10.10.0/24"
    
    coord peer3 send $PACKET

    PACKET="packet update
	origin 1
	aspath $PEER1_AS
	nexthop $NH1
	nlri 10.10.10.0/24"

    coord peer1 send $PACKET

    PACKET="packet update
	origin 1
	aspath $PEER2_AS
	nexthop $NH3
	nlri 10.10.10.0/24"

    coord peer2 send $PACKET

    PACKET="packet update
	origin 1
	aspath $PEER1_AS,$PEER1_AS
	nexthop $NH1 
	nlri 10.10.10.0/24"
    
    coord peer1 send $PACKET

    sleep 2

    coord peer1 assert established
    coord peer2 assert established
    coord peer3 assert established
}

TESTS_NOT_FIXED=''
TESTS='test1 test1_ipv6 test2 test2_ipv6 test3 test4 test5 test6 test7 test8'

# Include command line
. ${srcdir}/args.sh

if [ $START_PROGRAMS = "yes" ]
then
    CXRL="$CALLXRL -r 10"
    runit $QUIET $VERBOSE -c "$0 -s -c $*" <<EOF
    ../../libxipc/xorp_finder
    ../../fea/xorp_fea_dummy  = $CXRL finder://fea/common/0.1/get_target_name
    ../../rib/xorp_rib        = $CXRL finder://rib/common/0.1/get_target_name
    ../xorp_bgp               = $CXRL finder://bgp/common/0.1/get_target_name
    ./test_peer -s peer1      = $CXRL finder://peer1/common/0.1/get_target_name
    ./test_peer -s peer2      = $CXRL finder://peer2/common/0.1/get_target_name
    ./test_peer -s peer3      = $CXRL finder://peer3/common/0.1/get_target_name
    ./coord                   = $CXRL finder://coord/common/0.1/get_target_name
EOF
    trap '' 0
    exit $?
fi

if [ $CONFIGURE = "yes" ]
then
    configure_bgp
    configure_rib
fi

for i in $TESTS
do
# Temporary fix to let TCP sockets created by call_xrl pass through TIME_WAIT
    TIME_WAIT=`time_wait_seconds`
    echo "Waiting $TIME_WAIT seconds for TCP TIME_WAIT state timeout"
    sleep $TIME_WAIT
    $i
done

# Local Variables:
# mode: shell-script
# sh-indentation: 4
# End: