is an implementation of the DVMRP multicast routing protocol.
| three.sh (mrouted-4.3) | : | three.sh (mrouted-4.4) |
|---|
| #!/bin/sh | | #!/bin/sh |
|
| # Three routers in a row, end devices on each end. Every other | | # Three routers in a row, end devices on each end. Every router and |
| # device in a network namespace to circumvent one-address per | | # end device in a network namespace to circumvent one-address per |
| # subnet in Linux | | # subnet in Linux |
| # | | # |
| # NS1 NS2 NS3 NS4 NS5 | | # NS1 NS2 NS3 NS4 NS5 |
| # [ED1:eth0]--[eth1:R1:eth2]---[eth3:R2:eth4]---[eth5:R3:eth6]---[eth0:ED2] | | # [ED1:eth0]--[eth1:R1:eth2]---[eth3:R2:eth4]---[eth5:R3:eth6]---[eth0:ED2] |
| # 10.0.0.0/24 10.0.1.0/24 10.0.2.0/24 10.0.3.0/24 | | # 10.0.0.0/24 10.0.1.0/24 10.0.2.0/24 10.0.3.0/24 |
| | |
| # shellcheck source=/dev/null | | # shellcheck source=/dev/null |
| . "$(dirname "$0")/lib.sh" | | . "$(dirname "$0")/lib.sh" |
| | |
| # Requires OSPF (bird) to build the unicast rpf tree | | # Requires OSPF (bird) to build the unicast rpf tree |
| | |
| skipping to change at line 198 | | skipping to change at line 198 |
|---|
| print "Starting Bird OSPF ..." | | print "Starting Bird OSPF ..." |
| nsenter --net="$NS2" -- bird -c "/tmp/$NM/bird.conf" -d -s "/tmp/$NM/r1-bird.soc
k" & | | nsenter --net="$NS2" -- bird -c "/tmp/$NM/bird.conf" -d -s "/tmp/$NM/r1-bird.soc
k" & |
| echo $! >> "/tmp/$NM/PIDs" | | echo $! >> "/tmp/$NM/PIDs" |
| nsenter --net="$NS3" -- bird -c "/tmp/$NM/bird.conf" -d -s "/tmp/$NM/r2-bird.soc
k" & | | nsenter --net="$NS3" -- bird -c "/tmp/$NM/bird.conf" -d -s "/tmp/$NM/r2-bird.soc
k" & |
| echo $! >> "/tmp/$NM/PIDs" | | echo $! >> "/tmp/$NM/PIDs" |
| nsenter --net="$NS4" -- bird -c "/tmp/$NM/bird.conf" -d -s "/tmp/$NM/r3-bird.soc
k" & | | nsenter --net="$NS4" -- bird -c "/tmp/$NM/bird.conf" -d -s "/tmp/$NM/r3-bird.soc
k" & |
| echo $! >> "/tmp/$NM/PIDs" | | echo $! >> "/tmp/$NM/PIDs" |
| sleep 1 | | sleep 1 |
| | |
| print "Starting mrouted ..." | | print "Starting mrouted ..." |
|
| nsenter --net="$NS2" -- ../src/mrouted -i NS2 -n -p "/tmp/$NM/r1.pid" -l debug -
u "/tmp/$NM/r1.sock" & | | nsenter --net="$NS2" -- ../src/mrouted -i NS2 -n -p "/tmp/$NM/r1.pid" -l debug -
d all -u "/tmp/$NM/r1.sock" & |
| echo $! >> "/tmp/$NM/PIDs" | | echo $! >> "/tmp/$NM/PIDs" |
|
| nsenter --net="$NS3" -- ../src/mrouted -i NS3 -n -p "/tmp/$NM/r2.pid" -l debug -
u "/tmp/$NM/r2.sock" & | | nsenter --net="$NS3" -- ../src/mrouted -i NS3 -n -p "/tmp/$NM/r2.pid" -l debug -
d all -u "/tmp/$NM/r2.sock" & |
| echo $! >> "/tmp/$NM/PIDs" | | echo $! >> "/tmp/$NM/PIDs" |
|
| nsenter --net="$NS4" -- ../src/mrouted -i NS4 -n -p "/tmp/$NM/r3.pid" -l debug -
u "/tmp/$NM/r3.sock" & | | nsenter --net="$NS4" -- ../src/mrouted -i NS4 -n -p "/tmp/$NM/r3.pid" -l debug -
d all -u "/tmp/$NM/r3.sock" & |
| echo $! >> "/tmp/$NM/PIDs" | | echo $! >> "/tmp/$NM/PIDs" |
| sleep 1 | | sleep 1 |
| | |
| # Wait for routers to peer | | # Wait for routers to peer |
| print "Waiting for OSPF routers to peer (30 sec) ..." | | print "Waiting for OSPF routers to peer (30 sec) ..." |
| tenacious 30 nsenter --net="$NS1" -- ping -qc 1 -W 1 10.0.3.10 >/dev/null | | tenacious 30 nsenter --net="$NS1" -- ping -qc 1 -W 1 10.0.3.10 >/dev/null |
| | |
| dprint "DVMRP Status $NS2" | | dprint "DVMRP Status $NS2" |
| nsenter --net="$NS2" -- ../src/mroutectl -u "/tmp/$NM/r1.sock" show compat detai
l | | nsenter --net="$NS2" -- ../src/mroutectl -u "/tmp/$NM/r1.sock" show compat detai
l |
| dprint "DVMRP Status $NS3" | | dprint "DVMRP Status $NS3" |
| | |
| skipping to change at line 247 | | skipping to change at line 247 |
|---|
| # nsenter --net="$NS3" -- echo "show ospf neigh" | birdc -s "/tmp/$NM/r2-bird.so
ck" | | # nsenter --net="$NS3" -- echo "show ospf neigh" | birdc -s "/tmp/$NM/r2-bird.so
ck" |
| # nsenter --net="$NS3" -- ip route | | # nsenter --net="$NS3" -- ip route |
| | |
| # dprint "OSPF State & Routing Table $NS4:" | | # dprint "OSPF State & Routing Table $NS4:" |
| # nsenter --net="$NS4" -- echo "show ospf state" | birdc -s "/tmp/$NM/r3-bird.so
ck" | | # nsenter --net="$NS4" -- echo "show ospf state" | birdc -s "/tmp/$NM/r3-bird.so
ck" |
| # nsenter --net="$NS4" -- echo "show ospf int" | birdc -s "/tmp/$NM/r3-bird.so
ck" | | # nsenter --net="$NS4" -- echo "show ospf int" | birdc -s "/tmp/$NM/r3-bird.so
ck" |
| # nsenter --net="$NS4" -- echo "show ospf neigh" | birdc -s "/tmp/$NM/r3-bird.so
ck" | | # nsenter --net="$NS4" -- echo "show ospf neigh" | birdc -s "/tmp/$NM/r3-bird.so
ck" |
| # nsenter --net="$NS4" -- ip route | | # nsenter --net="$NS4" -- ip route |
| | |
| print "Starting emitter ..." | | print "Starting emitter ..." |
|
| nsenter --net="$NS5" -- ./mping -qr -d -i eth0 -t 5 -W 30 225.1.2.3 & | | nsenter --net="$NS5" -- ./mping -qr -i eth0 -t 5 -W 30 225.1.2.3 & |
| echo $! >> "/tmp/$NM/PIDs" | | echo $! >> "/tmp/$NM/PIDs" |
| sleep 1 | | sleep 1 |
| | |
|
| if ! nsenter --net="$NS1" -- ./mping -s -d -i eth0 -t 5 -c 10 -w 15 225.1.2.3;
then | | if ! nsenter --net="$NS1" -- ./mping -s -i eth0 -t 5 -c 10 -w 15 225.1.2.3; the
n |
| dprint "DVMRP Status $NS2" | | dprint "DVMRP Status $NS2" |
| nsenter --net="$NS2" -- ../src/mroutectl -u "/tmp/$NM/r1.sock" show compat d
etail | | nsenter --net="$NS2" -- ../src/mroutectl -u "/tmp/$NM/r1.sock" show compat d
etail |
| dprint "DVMRP Status $NS3" | | dprint "DVMRP Status $NS3" |
| nsenter --net="$NS3" -- ../src/mroutectl -u "/tmp/$NM/r2.sock" show compat d
etail | | nsenter --net="$NS3" -- ../src/mroutectl -u "/tmp/$NM/r2.sock" show compat d
etail |
| dprint "DVMRP Status $NS4" | | dprint "DVMRP Status $NS4" |
| nsenter --net="$NS4" -- ../src/mroutectl -u "/tmp/$NM/r3.sock" show compat d
etail | | nsenter --net="$NS4" -- ../src/mroutectl -u "/tmp/$NM/r3.sock" show compat d
etail |
| echo "Failed routing, expected at least 10 multicast ping replies" | | echo "Failed routing, expected at least 10 multicast ping replies" |
| FAIL | | FAIL |
| fi | | fi |
| | |
| | | |
| End of changes. 6 change blocks. |
|---|
| 7 lines changed or deleted | | 7 lines changed or added |
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