Back to home page

OSCL-LXR
 
 

     

0001 #!/bin/bash
0002 # SPDX-License-Identifier: GPL-2.0
0003 
0004 ip -Version > /dev/null 2>&1
0005 if [ $? -ne 0 ];then
0006         echo "SKIP: Cannot not run test without ip tool"
0007         exit 1
0008 fi
0009 
0010 ANNOUNCED=6        # MPTCP_EVENT_ANNOUNCED
0011 REMOVED=7          # MPTCP_EVENT_REMOVED
0012 SUB_ESTABLISHED=10 # MPTCP_EVENT_SUB_ESTABLISHED
0013 SUB_CLOSED=11      # MPTCP_EVENT_SUB_CLOSED
0014 
0015 AF_INET=2
0016 AF_INET6=10
0017 
0018 evts_pid=0
0019 client4_pid=0
0020 server4_pid=0
0021 client6_pid=0
0022 server6_pid=0
0023 client4_token=""
0024 server4_token=""
0025 client6_token=""
0026 server6_token=""
0027 client4_port=0;
0028 client6_port=0;
0029 app4_port=50002
0030 new4_port=50003
0031 app6_port=50004
0032 client_addr_id=${RANDOM:0:2}
0033 server_addr_id=${RANDOM:0:2}
0034 
0035 sec=$(date +%s)
0036 rndh=$(stdbuf -o0 -e0 printf %x "$sec")-$(mktemp -u XXXXXX)
0037 ns1="ns1-$rndh"
0038 ns2="ns2-$rndh"
0039 
0040 kill_wait()
0041 {
0042         kill $1 > /dev/null 2>&1
0043         wait $1 2>/dev/null
0044 }
0045 
0046 cleanup()
0047 {
0048         echo "cleanup"
0049 
0050         rm -rf $file
0051 
0052         # Terminate the MPTCP connection and related processes
0053         if [ $client4_pid -ne 0 ]; then
0054                 kill -SIGUSR1 $client4_pid > /dev/null 2>&1
0055         fi
0056         if [ $server4_pid -ne 0 ]; then
0057                 kill_wait $server4_pid
0058         fi
0059         if [ $client6_pid -ne 0 ]; then
0060                 kill -SIGUSR1 $client6_pid > /dev/null 2>&1
0061         fi
0062         if [ $server6_pid -ne 0 ]; then
0063                 kill_wait $server6_pid
0064         fi
0065         if [ $evts_pid -ne 0 ]; then
0066                 kill_wait $evts_pid
0067         fi
0068         local netns
0069         for netns in "$ns1" "$ns2" ;do
0070                 ip netns del "$netns"
0071         done
0072 }
0073 
0074 trap cleanup EXIT
0075 
0076 # Create and configure network namespaces for testing
0077 for i in "$ns1" "$ns2" ;do
0078         ip netns add "$i" || exit 1
0079         ip -net "$i" link set lo up
0080         ip netns exec "$i" sysctl -q net.mptcp.enabled=1
0081         ip netns exec "$i" sysctl -q net.mptcp.pm_type=1
0082 done
0083 
0084 #  "$ns1"              ns2
0085 #     ns1eth2    ns2eth1
0086 
0087 ip link add ns1eth2 netns "$ns1" type veth peer name ns2eth1 netns "$ns2"
0088 
0089 # Add IPv4/v6 addresses to the namespaces
0090 ip -net "$ns1" addr add 10.0.1.1/24 dev ns1eth2
0091 ip -net "$ns1" addr add 10.0.2.1/24 dev ns1eth2
0092 ip -net "$ns1" addr add dead:beef:1::1/64 dev ns1eth2 nodad
0093 ip -net "$ns1" addr add dead:beef:2::1/64 dev ns1eth2 nodad
0094 ip -net "$ns1" link set ns1eth2 up
0095 
0096 ip -net "$ns2" addr add 10.0.1.2/24 dev ns2eth1
0097 ip -net "$ns2" addr add 10.0.2.2/24 dev ns2eth1
0098 ip -net "$ns2" addr add dead:beef:1::2/64 dev ns2eth1 nodad
0099 ip -net "$ns2" addr add dead:beef:2::2/64 dev ns2eth1 nodad
0100 ip -net "$ns2" link set ns2eth1 up
0101 
0102 stdbuf -o0 -e0 printf "Created network namespaces ns1, ns2         \t\t\t[OK]\n"
0103 
0104 make_file()
0105 {
0106         # Store a chunk of data in a file to transmit over an MPTCP connection
0107         local name=$1
0108         local ksize=1
0109 
0110         dd if=/dev/urandom of="$name" bs=2 count=$ksize 2> /dev/null
0111         echo -e "\nMPTCP_TEST_FILE_END_MARKER" >> "$name"
0112 }
0113 
0114 make_connection()
0115 {
0116         local file
0117         file=$(mktemp)
0118         make_file "$file" "client"
0119 
0120         local is_v6=$1
0121         local app_port=$app4_port
0122         local connect_addr="10.0.1.1"
0123         local listen_addr="0.0.0.0"
0124         if [ "$is_v6" = "v6" ]
0125         then
0126                 connect_addr="dead:beef:1::1"
0127                 listen_addr="::"
0128                 app_port=$app6_port
0129         else
0130                 is_v6="v4"
0131         fi
0132 
0133         # Capture netlink events over the two network namespaces running
0134         # the MPTCP client and server
0135         local client_evts
0136         client_evts=$(mktemp)
0137         :>"$client_evts"
0138         ip netns exec "$ns2" ./pm_nl_ctl events >> "$client_evts" 2>&1 &
0139         local client_evts_pid=$!
0140         local server_evts
0141         server_evts=$(mktemp)
0142         :>"$server_evts"
0143         ip netns exec "$ns1" ./pm_nl_ctl events >> "$server_evts" 2>&1 &
0144         local server_evts_pid=$!
0145         sleep 0.5
0146 
0147         # Run the server
0148         ip netns exec "$ns1" \
0149            ./mptcp_connect -s MPTCP -w 300 -p $app_port -l $listen_addr > /dev/null 2>&1 &
0150         local server_pid=$!
0151         sleep 0.5
0152 
0153         # Run the client, transfer $file and stay connected to the server
0154         # to conduct tests
0155         ip netns exec "$ns2" \
0156            ./mptcp_connect -s MPTCP -w 300 -m sendfile -p $app_port $connect_addr\
0157            2>&1 > /dev/null < "$file" &
0158         local client_pid=$!
0159         sleep 1
0160 
0161         # Capture client/server attributes from MPTCP connection netlink events
0162         kill_wait $client_evts_pid
0163 
0164         local client_token
0165         local client_port
0166         local client_serverside
0167         local server_token
0168         local server_serverside
0169 
0170         client_token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts")
0171         client_port=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$client_evts")
0172         client_serverside=$(sed --unbuffered -n 's/.*\(server_side:\)\([[:digit:]]*\).*$/\2/p;q'\
0173                                       "$client_evts")
0174         kill_wait $server_evts_pid
0175         server_token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$server_evts")
0176         server_serverside=$(sed --unbuffered -n 's/.*\(server_side:\)\([[:digit:]]*\).*$/\2/p;q'\
0177                                       "$server_evts")
0178         rm -f "$client_evts" "$server_evts" "$file"
0179 
0180         if [ "$client_token" != "" ] && [ "$server_token" != "" ] && [ "$client_serverside" = 0 ] &&
0181                    [ "$server_serverside" = 1 ]
0182         then
0183                 stdbuf -o0 -e0 printf "Established IP%s MPTCP Connection ns2 => ns1    \t\t[OK]\n" $is_v6
0184         else
0185                 exit 1
0186         fi
0187 
0188         if [ "$is_v6" = "v6" ]
0189         then
0190                 client6_token=$client_token
0191                 server6_token=$server_token
0192                 client6_port=$client_port
0193                 client6_pid=$client_pid
0194                 server6_pid=$server_pid
0195         else
0196                 client4_token=$client_token
0197                 server4_token=$server_token
0198                 client4_port=$client_port
0199                 client4_pid=$client_pid
0200                 server4_pid=$server_pid
0201         fi
0202 }
0203 
0204 verify_announce_event()
0205 {
0206         local evt=$1
0207         local e_type=$2
0208         local e_token=$3
0209         local e_addr=$4
0210         local e_id=$5
0211         local e_dport=$6
0212         local e_af=$7
0213         local type
0214         local token
0215         local addr
0216         local dport
0217         local id
0218 
0219         type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0220         token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0221         if [ "$e_af" = "v6" ]
0222         then
0223                 addr=$(sed --unbuffered -n 's/.*\(daddr6:\)\([0-9a-f:.]*\).*$/\2/p;q' "$evt")
0224         else
0225                 addr=$(sed --unbuffered -n 's/.*\(daddr4:\)\([0-9.]*\).*$/\2/p;q' "$evt")
0226         fi
0227         dport=$(sed --unbuffered -n 's/.*\(dport:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0228         id=$(sed --unbuffered -n 's/.*\(rem_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0229         if [ "$type" = "$e_type" ] && [ "$token" = "$e_token" ] &&
0230                    [ "$addr" = "$e_addr" ] && [ "$dport" = "$e_dport" ] &&
0231                    [ "$id" = "$e_id" ]
0232         then
0233                 stdbuf -o0 -e0 printf "[OK]\n"
0234                 return 0
0235         fi
0236         stdbuf -o0 -e0 printf "[FAIL]\n"
0237         exit 1
0238 }
0239 
0240 test_announce()
0241 {
0242         local evts
0243         evts=$(mktemp)
0244         # Capture events on the network namespace running the server
0245         :>"$evts"
0246         ip netns exec "$ns1" ./pm_nl_ctl events >> "$evts" 2>&1 &
0247         evts_pid=$!
0248         sleep 0.5
0249 
0250         # ADD_ADDR using an invalid token should result in no action
0251         local invalid_token=$(( client4_token - 1))
0252         ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token $invalid_token id\
0253            $client_addr_id dev ns2eth1 > /dev/null 2>&1
0254 
0255         local type
0256         type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0257         stdbuf -o0 -e0 printf "ADD_ADDR 10.0.2.2 (ns2) => ns1, invalid token    \t\t"
0258         if [ "$type" = "" ]
0259         then
0260                 stdbuf -o0 -e0 printf "[OK]\n"
0261         else
0262                 stdbuf -o0 -e0 printf "[FAIL]\n"
0263                 exit 1
0264         fi
0265 
0266         # ADD_ADDR from the client to server machine reusing the subflow port
0267         :>"$evts"
0268         ip netns exec "$ns2"\
0269            ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id $client_addr_id dev\
0270            ns2eth1 > /dev/null 2>&1
0271         stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.2 (ns2) => ns1, reuse port \t\t" $client_addr_id
0272         sleep 0.5
0273         verify_announce_event "$evts" "$ANNOUNCED" "$server4_token" "10.0.2.2" "$client_addr_id"\
0274                               "$client4_port"
0275 
0276         # ADD_ADDR6 from the client to server machine reusing the subflow port
0277         :>"$evts"
0278         ip netns exec "$ns2" ./pm_nl_ctl ann\
0279            dead:beef:2::2 token "$client6_token" id $client_addr_id dev ns2eth1 > /dev/null 2>&1
0280         stdbuf -o0 -e0 printf "ADD_ADDR6 id:%d dead:beef:2::2 (ns2) => ns1, reuse port\t\t" $client_addr_id
0281         sleep 0.5
0282         verify_announce_event "$evts" "$ANNOUNCED" "$server6_token" "dead:beef:2::2"\
0283                               "$client_addr_id" "$client6_port" "v6"
0284 
0285         # ADD_ADDR from the client to server machine using a new port
0286         :>"$evts"
0287         client_addr_id=$((client_addr_id+1))
0288         ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\
0289            $client_addr_id dev ns2eth1 port $new4_port > /dev/null 2>&1
0290         stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.2 (ns2) => ns1, new port \t\t\t" $client_addr_id
0291         sleep 0.5
0292         verify_announce_event "$evts" "$ANNOUNCED" "$server4_token" "10.0.2.2"\
0293                               "$client_addr_id" "$new4_port"
0294 
0295         kill_wait $evts_pid
0296 
0297         # Capture events on the network namespace running the client
0298         :>"$evts"
0299         ip netns exec "$ns2" ./pm_nl_ctl events >> "$evts" 2>&1 &
0300         evts_pid=$!
0301         sleep 0.5
0302 
0303         # ADD_ADDR from the server to client machine reusing the subflow port
0304         ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\
0305            $server_addr_id dev ns1eth2 > /dev/null 2>&1
0306         stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.1 (ns1) => ns2, reuse port \t\t" $server_addr_id
0307         sleep 0.5
0308         verify_announce_event "$evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\
0309                               "$server_addr_id" "$app4_port"
0310 
0311         # ADD_ADDR6 from the server to client machine reusing the subflow port
0312         :>"$evts"
0313         ip netns exec "$ns1" ./pm_nl_ctl ann dead:beef:2::1 token "$server6_token" id\
0314            $server_addr_id dev ns1eth2 > /dev/null 2>&1
0315         stdbuf -o0 -e0 printf "ADD_ADDR6 id:%d dead:beef:2::1 (ns1) => ns2, reuse port\t\t" $server_addr_id
0316         sleep 0.5
0317         verify_announce_event "$evts" "$ANNOUNCED" "$client6_token" "dead:beef:2::1"\
0318                               "$server_addr_id" "$app6_port" "v6"
0319 
0320         # ADD_ADDR from the server to client machine using a new port
0321         :>"$evts"
0322         server_addr_id=$((server_addr_id+1))
0323         ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\
0324            $server_addr_id dev ns1eth2 port $new4_port > /dev/null 2>&1
0325         stdbuf -o0 -e0 printf "ADD_ADDR id:%d 10.0.2.1 (ns1) => ns2, new port \t\t\t" $server_addr_id
0326         sleep 0.5
0327         verify_announce_event "$evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\
0328                               "$server_addr_id" "$new4_port"
0329 
0330         kill_wait $evts_pid
0331         rm -f "$evts"
0332 }
0333 
0334 verify_remove_event()
0335 {
0336         local evt=$1
0337         local e_type=$2
0338         local e_token=$3
0339         local e_id=$4
0340         local type
0341         local token
0342         local id
0343 
0344         type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0345         token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0346         id=$(sed --unbuffered -n 's/.*\(rem_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0347         if [ "$type" = "$e_type" ] && [ "$token" = "$e_token" ] &&
0348                    [ "$id" = "$e_id" ]
0349         then
0350                 stdbuf -o0 -e0 printf "[OK]\n"
0351                 return 0
0352         fi
0353         stdbuf -o0 -e0 printf "[FAIL]\n"
0354         exit 1
0355 }
0356 
0357 test_remove()
0358 {
0359         local evts
0360         evts=$(mktemp)
0361 
0362         # Capture events on the network namespace running the server
0363         :>"$evts"
0364         ip netns exec "$ns1" ./pm_nl_ctl events >> "$evts" 2>&1 &
0365         evts_pid=$!
0366         sleep 0.5
0367 
0368         # RM_ADDR using an invalid token should result in no action
0369         local invalid_token=$(( client4_token - 1 ))
0370         ip netns exec "$ns2" ./pm_nl_ctl rem token $invalid_token id\
0371            $client_addr_id > /dev/null 2>&1
0372         stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1, invalid token                    \t"\
0373                $client_addr_id
0374         local type
0375         type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0376         if [ "$type" = "" ]
0377         then
0378                 stdbuf -o0 -e0 printf "[OK]\n"
0379         else
0380                 stdbuf -o0 -e0 printf "[FAIL]\n"
0381         fi
0382 
0383         # RM_ADDR using an invalid addr id should result in no action
0384         local invalid_id=$(( client_addr_id + 1 ))
0385         ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\
0386            $invalid_id > /dev/null 2>&1
0387         stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1, invalid id                    \t"\
0388                $invalid_id
0389         type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0390         if [ "$type" = "" ]
0391         then
0392                 stdbuf -o0 -e0 printf "[OK]\n"
0393         else
0394                 stdbuf -o0 -e0 printf "[FAIL]\n"
0395         fi
0396 
0397         # RM_ADDR from the client to server machine
0398         :>"$evts"
0399         ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\
0400            $client_addr_id > /dev/null 2>&1
0401         stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1                                \t"\
0402                $client_addr_id
0403         sleep 0.5
0404         verify_remove_event "$evts" "$REMOVED" "$server4_token" "$client_addr_id"
0405 
0406         # RM_ADDR from the client to server machine
0407         :>"$evts"
0408         client_addr_id=$(( client_addr_id - 1 ))
0409         ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\
0410            $client_addr_id > /dev/null 2>&1
0411         stdbuf -o0 -e0 printf "RM_ADDR id:%d ns2 => ns1                                \t"\
0412                $client_addr_id
0413         sleep 0.5
0414         verify_remove_event "$evts" "$REMOVED" "$server4_token" "$client_addr_id"
0415 
0416         # RM_ADDR6 from the client to server machine
0417         :>"$evts"
0418         ip netns exec "$ns2" ./pm_nl_ctl rem token "$client6_token" id\
0419            $client_addr_id > /dev/null 2>&1
0420         stdbuf -o0 -e0 printf "RM_ADDR6 id:%d ns2 => ns1                               \t"\
0421                $client_addr_id
0422         sleep 0.5
0423         verify_remove_event "$evts" "$REMOVED" "$server6_token" "$client_addr_id"
0424 
0425         kill_wait $evts_pid
0426 
0427         # Capture events on the network namespace running the client
0428         :>"$evts"
0429         ip netns exec "$ns2" ./pm_nl_ctl events >> "$evts" 2>&1 &
0430         evts_pid=$!
0431         sleep 0.5
0432 
0433         # RM_ADDR from the server to client machine
0434         ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\
0435            $server_addr_id > /dev/null 2>&1
0436         stdbuf -o0 -e0 printf "RM_ADDR id:%d ns1 => ns2                                \t"\
0437                $server_addr_id
0438         sleep 0.5
0439         verify_remove_event "$evts" "$REMOVED" "$client4_token" "$server_addr_id"
0440 
0441         # RM_ADDR from the server to client machine
0442         :>"$evts"
0443         server_addr_id=$(( server_addr_id - 1 ))
0444         ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\
0445            $server_addr_id > /dev/null 2>&1
0446         stdbuf -o0 -e0 printf "RM_ADDR id:%d ns1 => ns2                                \t" $server_addr_id
0447         sleep 0.5
0448         verify_remove_event "$evts" "$REMOVED" "$client4_token" "$server_addr_id"
0449 
0450         # RM_ADDR6 from the server to client machine
0451         :>"$evts"
0452         ip netns exec "$ns1" ./pm_nl_ctl rem token "$server6_token" id\
0453            $server_addr_id > /dev/null 2>&1
0454         stdbuf -o0 -e0 printf "RM_ADDR6 id:%d ns1 => ns2                               \t" $server_addr_id
0455         sleep 0.5
0456         verify_remove_event "$evts" "$REMOVED" "$client6_token" "$server_addr_id"
0457 
0458         kill_wait $evts_pid
0459         rm -f "$evts"
0460 }
0461 
0462 verify_subflow_events()
0463 {
0464         local evt=$1
0465         local e_type=$2
0466         local e_token=$3
0467         local e_family=$4
0468         local e_saddr=$5
0469         local e_daddr=$6
0470         local e_dport=$7
0471         local e_locid=$8
0472         local e_remid=$9
0473         shift 2
0474         local e_from=$8
0475         local e_to=$9
0476         local type
0477         local token
0478         local family
0479         local saddr
0480         local daddr
0481         local dport
0482         local locid
0483         local remid
0484 
0485         if [ "$e_type" = "$SUB_ESTABLISHED" ]
0486         then
0487                 if [ "$e_family" = "$AF_INET6" ]
0488                 then
0489                         stdbuf -o0 -e0 printf "CREATE_SUBFLOW6 %s (%s) => %s (%s)    "\
0490                                "$e_saddr" "$e_from" "$e_daddr" "$e_to"
0491                 else
0492                         stdbuf -o0 -e0 printf "CREATE_SUBFLOW %s (%s) => %s (%s)         \t"\
0493                                "$e_saddr" "$e_from" "$e_daddr" "$e_to"
0494                 fi
0495         else
0496                 if [ "$e_family" = "$AF_INET6" ]
0497                 then
0498                         stdbuf -o0 -e0 printf "DESTROY_SUBFLOW6 %s (%s) => %s (%s)   "\
0499                                "$e_saddr" "$e_from" "$e_daddr" "$e_to"
0500                 else
0501                         stdbuf -o0 -e0 printf "DESTROY_SUBFLOW %s (%s) => %s (%s)         \t"\
0502                                "$e_saddr" "$e_from" "$e_daddr" "$e_to"
0503                 fi
0504         fi
0505 
0506         type=$(sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0507         token=$(sed --unbuffered -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0508         family=$(sed --unbuffered -n 's/.*\(family:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0509         dport=$(sed --unbuffered -n 's/.*\(dport:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0510         locid=$(sed --unbuffered -n 's/.*\(loc_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0511         remid=$(sed --unbuffered -n 's/.*\(rem_id:\)\([[:digit:]]*\).*$/\2/p;q' "$evt")
0512         if [ "$family" = "$AF_INET6" ]
0513         then
0514                 saddr=$(sed --unbuffered -n 's/.*\(saddr6:\)\([0-9a-f:.]*\).*$/\2/p;q' "$evt")
0515                 daddr=$(sed --unbuffered -n 's/.*\(daddr6:\)\([0-9a-f:.]*\).*$/\2/p;q' "$evt")
0516         else
0517                 saddr=$(sed --unbuffered -n 's/.*\(saddr4:\)\([0-9.]*\).*$/\2/p;q' "$evt")
0518                 daddr=$(sed --unbuffered -n 's/.*\(daddr4:\)\([0-9.]*\).*$/\2/p;q' "$evt")
0519         fi
0520 
0521         if [ "$type" = "$e_type" ] && [ "$token" = "$e_token" ] &&
0522                    [ "$daddr" = "$e_daddr" ] && [ "$e_dport" = "$dport" ] &&
0523                    [ "$family" = "$e_family" ] && [ "$saddr" = "$e_saddr" ] &&
0524                    [ "$e_locid" = "$locid" ] && [ "$e_remid" = "$remid" ]
0525         then
0526                 stdbuf -o0 -e0 printf "[OK]\n"
0527                 return 0
0528         fi
0529         stdbuf -o0 -e0 printf "[FAIL]\n"
0530         exit 1
0531 }
0532 
0533 test_subflows()
0534 {
0535         local evts
0536         evts=$(mktemp)
0537         # Capture events on the network namespace running the server
0538         :>"$evts"
0539         ip netns exec "$ns1" ./pm_nl_ctl events >> "$evts" 2>&1 &
0540         evts_pid=$!
0541         sleep 0.5
0542 
0543         # Attempt to add a listener at 10.0.2.2:<subflow-port>
0544         ip netns exec "$ns2" ./pm_nl_ctl listen 10.0.2.2\
0545            "$client4_port" > /dev/null 2>&1 &
0546         local listener_pid=$!
0547 
0548         # ADD_ADDR from client to server machine reusing the subflow port
0549         ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\
0550            $client_addr_id > /dev/null 2>&1
0551         sleep 0.5
0552 
0553         # CREATE_SUBFLOW from server to client machine
0554         :>"$evts"
0555         ip netns exec "$ns1" ./pm_nl_ctl csf lip 10.0.2.1 lid 23 rip 10.0.2.2\
0556            rport "$client4_port" token "$server4_token" > /dev/null 2>&1
0557         sleep 0.5
0558         verify_subflow_events "$evts" "$SUB_ESTABLISHED" "$server4_token" "$AF_INET" "10.0.2.1"\
0559                               "10.0.2.2" "$client4_port" "23" "$client_addr_id" "ns1" "ns2"
0560 
0561         # Delete the listener from the client ns, if one was created
0562         kill_wait $listener_pid
0563 
0564         local sport
0565         sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0566 
0567         # DESTROY_SUBFLOW from server to client machine
0568         :>"$evts"
0569         ip netns exec "$ns1" ./pm_nl_ctl dsf lip 10.0.2.1 lport "$sport" rip 10.0.2.2 rport\
0570            "$client4_port" token "$server4_token" > /dev/null 2>&1
0571         sleep 0.5
0572         verify_subflow_events "$evts" "$SUB_CLOSED" "$server4_token" "$AF_INET" "10.0.2.1"\
0573                               "10.0.2.2" "$client4_port" "23" "$client_addr_id" "ns1" "ns2"
0574 
0575         # RM_ADDR from client to server machine
0576         ip netns exec "$ns2" ./pm_nl_ctl rem id $client_addr_id token\
0577            "$client4_token" > /dev/null 2>&1
0578         sleep 0.5
0579 
0580         # Attempt to add a listener at dead:beef:2::2:<subflow-port>
0581         ip netns exec "$ns2" ./pm_nl_ctl listen dead:beef:2::2\
0582            "$client6_port" > /dev/null 2>&1 &
0583         listener_pid=$!
0584 
0585         # ADD_ADDR6 from client to server machine reusing the subflow port
0586         :>"$evts"
0587         ip netns exec "$ns2" ./pm_nl_ctl ann dead:beef:2::2 token "$client6_token" id\
0588            $client_addr_id > /dev/null 2>&1
0589         sleep 0.5
0590 
0591         # CREATE_SUBFLOW6 from server to client machine
0592         :>"$evts"
0593         ip netns exec "$ns1" ./pm_nl_ctl csf lip dead:beef:2::1 lid 23 rip\
0594            dead:beef:2::2 rport "$client6_port" token "$server6_token" > /dev/null 2>&1
0595         sleep 0.5
0596         verify_subflow_events "$evts" "$SUB_ESTABLISHED" "$server6_token" "$AF_INET6"\
0597                               "dead:beef:2::1" "dead:beef:2::2" "$client6_port" "23"\
0598                               "$client_addr_id" "ns1" "ns2"
0599 
0600         # Delete the listener from the client ns, if one was created
0601         kill_wait $listener_pid
0602 
0603         sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0604 
0605         # DESTROY_SUBFLOW6 from server to client machine
0606         :>"$evts"
0607         ip netns exec "$ns1" ./pm_nl_ctl dsf lip dead:beef:2::1 lport "$sport" rip\
0608            dead:beef:2::2 rport "$client6_port" token "$server6_token" > /dev/null 2>&1
0609         sleep 0.5
0610         verify_subflow_events "$evts" "$SUB_CLOSED" "$server6_token" "$AF_INET6"\
0611                               "dead:beef:2::1" "dead:beef:2::2" "$client6_port" "23"\
0612                               "$client_addr_id" "ns1" "ns2"
0613 
0614         # RM_ADDR from client to server machine
0615         ip netns exec "$ns2" ./pm_nl_ctl rem id $client_addr_id token\
0616            "$client6_token" > /dev/null 2>&1
0617         sleep 0.5
0618 
0619         # Attempt to add a listener at 10.0.2.2:<new-port>
0620         ip netns exec "$ns2" ./pm_nl_ctl listen 10.0.2.2\
0621            $new4_port > /dev/null 2>&1 &
0622         listener_pid=$!
0623 
0624         # ADD_ADDR from client to server machine using a new port
0625         :>"$evts"
0626         ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\
0627            $client_addr_id port $new4_port > /dev/null 2>&1
0628         sleep 0.5
0629 
0630         # CREATE_SUBFLOW from server to client machine
0631         :>"$evts"
0632         ip netns exec "$ns1" ./pm_nl_ctl csf lip 10.0.2.1 lid 23 rip 10.0.2.2 rport\
0633            $new4_port token "$server4_token" > /dev/null 2>&1
0634         sleep 0.5
0635         verify_subflow_events "$evts" "$SUB_ESTABLISHED" "$server4_token" "$AF_INET"\
0636                               "10.0.2.1" "10.0.2.2" "$new4_port" "23"\
0637                               "$client_addr_id" "ns1" "ns2"
0638 
0639         # Delete the listener from the client ns, if one was created
0640         kill_wait $listener_pid
0641 
0642         sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0643 
0644         # DESTROY_SUBFLOW from server to client machine
0645         :>"$evts"
0646         ip netns exec "$ns1" ./pm_nl_ctl dsf lip 10.0.2.1 lport "$sport" rip 10.0.2.2 rport\
0647            $new4_port token "$server4_token" > /dev/null 2>&1
0648         sleep 0.5
0649         verify_subflow_events "$evts" "$SUB_CLOSED" "$server4_token" "$AF_INET" "10.0.2.1"\
0650                               "10.0.2.2" "$new4_port" "23" "$client_addr_id" "ns1" "ns2"
0651 
0652         # RM_ADDR from client to server machine
0653         ip netns exec "$ns2" ./pm_nl_ctl rem id $client_addr_id token\
0654            "$client4_token" > /dev/null 2>&1
0655 
0656         kill_wait $evts_pid
0657 
0658         # Capture events on the network namespace running the client
0659         :>"$evts"
0660         ip netns exec "$ns2" ./pm_nl_ctl events >> "$evts" 2>&1 &
0661         evts_pid=$!
0662         sleep 0.5
0663 
0664         # Attempt to add a listener at 10.0.2.1:<subflow-port>
0665         ip netns exec "$ns1" ./pm_nl_ctl listen 10.0.2.1\
0666            $app4_port > /dev/null 2>&1 &
0667         listener_pid=$!
0668 
0669         # ADD_ADDR from server to client machine reusing the subflow port
0670         ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\
0671            $server_addr_id > /dev/null 2>&1
0672         sleep 0.5
0673 
0674         # CREATE_SUBFLOW from client to server machine
0675         :>"$evts"
0676         ip netns exec "$ns2" ./pm_nl_ctl csf lip 10.0.2.2 lid 23 rip 10.0.2.1 rport\
0677            $app4_port token "$client4_token" > /dev/null 2>&1
0678         sleep 0.5
0679         verify_subflow_events "$evts" "$SUB_ESTABLISHED" "$client4_token" "$AF_INET" "10.0.2.2"\
0680                               "10.0.2.1" "$app4_port" "23" "$server_addr_id" "ns2" "ns1"
0681 
0682         # Delete the listener from the server ns, if one was created
0683         kill_wait $listener_pid
0684 
0685         sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0686 
0687         # DESTROY_SUBFLOW from client to server machine
0688         :>"$evts"
0689         ip netns exec "$ns2" ./pm_nl_ctl dsf lip 10.0.2.2 lport "$sport" rip 10.0.2.1 rport\
0690            $app4_port token "$client4_token" > /dev/null 2>&1
0691         sleep 0.5
0692         verify_subflow_events "$evts" "$SUB_CLOSED" "$client4_token" "$AF_INET" "10.0.2.2"\
0693                               "10.0.2.1" "$app4_port" "23" "$server_addr_id" "ns2" "ns1"
0694 
0695         # RM_ADDR from server to client machine
0696         ip netns exec "$ns1" ./pm_nl_ctl rem id $server_addr_id token\
0697            "$server4_token" > /dev/null 2>&1
0698         sleep 0.5
0699 
0700         # Attempt to add a listener at dead:beef:2::1:<subflow-port>
0701         ip netns exec "$ns1" ./pm_nl_ctl listen dead:beef:2::1\
0702            $app6_port > /dev/null 2>&1 &
0703         listener_pid=$!
0704 
0705         # ADD_ADDR6 from server to client machine reusing the subflow port
0706         :>"$evts"
0707         ip netns exec "$ns1" ./pm_nl_ctl ann dead:beef:2::1 token "$server6_token" id\
0708            $server_addr_id > /dev/null 2>&1
0709         sleep 0.5
0710 
0711         # CREATE_SUBFLOW6 from client to server machine
0712         :>"$evts"
0713         ip netns exec "$ns2" ./pm_nl_ctl csf lip dead:beef:2::2 lid 23 rip\
0714            dead:beef:2::1 rport $app6_port token "$client6_token" > /dev/null 2>&1
0715         sleep 0.5
0716         verify_subflow_events "$evts" "$SUB_ESTABLISHED" "$client6_token"\
0717                               "$AF_INET6" "dead:beef:2::2"\
0718                               "dead:beef:2::1" "$app6_port" "23"\
0719                               "$server_addr_id" "ns2" "ns1"
0720 
0721         # Delete the listener from the server ns, if one was created
0722         kill_wait $listener_pid
0723 
0724         sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0725 
0726         # DESTROY_SUBFLOW6 from client to server machine
0727         :>"$evts"
0728         ip netns exec "$ns2" ./pm_nl_ctl dsf lip dead:beef:2::2 lport "$sport" rip\
0729            dead:beef:2::1 rport $app6_port token "$client6_token" > /dev/null 2>&1
0730         sleep 0.5
0731         verify_subflow_events "$evts" "$SUB_CLOSED" "$client6_token" "$AF_INET6" "dead:beef:2::2"\
0732                               "dead:beef:2::1" "$app6_port" "23" "$server_addr_id" "ns2" "ns1"
0733 
0734         # RM_ADDR6 from server to client machine
0735         ip netns exec "$ns1" ./pm_nl_ctl rem id $server_addr_id token\
0736            "$server6_token" > /dev/null 2>&1
0737         sleep 0.5
0738 
0739         # Attempt to add a listener at 10.0.2.1:<new-port>
0740         ip netns exec "$ns1" ./pm_nl_ctl listen 10.0.2.1\
0741            $new4_port > /dev/null 2>&1 &
0742         listener_pid=$!
0743 
0744         # ADD_ADDR from server to client machine using a new port
0745         :>"$evts"
0746         ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\
0747            $server_addr_id port $new4_port > /dev/null 2>&1
0748         sleep 0.5
0749 
0750         # CREATE_SUBFLOW from client to server machine
0751         :>"$evts"
0752         ip netns exec "$ns2" ./pm_nl_ctl csf lip 10.0.2.2 lid 23 rip 10.0.2.1 rport\
0753            $new4_port token "$client4_token" > /dev/null 2>&1
0754         sleep 0.5
0755         verify_subflow_events "$evts" "$SUB_ESTABLISHED" "$client4_token" "$AF_INET"\
0756                               "10.0.2.2" "10.0.2.1" "$new4_port" "23" "$server_addr_id" "ns2" "ns1"
0757 
0758         # Delete the listener from the server ns, if one was created
0759         kill_wait $listener_pid
0760 
0761         sport=$(sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q' "$evts")
0762 
0763         # DESTROY_SUBFLOW from client to server machine
0764         :>"$evts"
0765         ip netns exec "$ns2" ./pm_nl_ctl dsf lip 10.0.2.2 lport "$sport" rip 10.0.2.1 rport\
0766            $new4_port token "$client4_token" > /dev/null 2>&1
0767         sleep 0.5
0768         verify_subflow_events "$evts" "$SUB_CLOSED" "$client4_token" "$AF_INET" "10.0.2.2"\
0769                               "10.0.2.1" "$new4_port" "23" "$server_addr_id" "ns2" "ns1"
0770 
0771         # RM_ADDR from server to client machine
0772         ip netns exec "$ns1" ./pm_nl_ctl rem id $server_addr_id token\
0773            "$server4_token" > /dev/null 2>&1
0774 
0775         kill_wait $evts_pid
0776         rm -f "$evts"
0777 }
0778 
0779 test_prio()
0780 {
0781         local count
0782 
0783         # Send MP_PRIO signal from client to server machine
0784         ip netns exec "$ns2" ./pm_nl_ctl set 10.0.1.2 port "$client4_port" flags backup token "$client4_token" rip 10.0.1.1 rport "$server4_port"
0785         sleep 0.5
0786 
0787         # Check TX
0788         stdbuf -o0 -e0 printf "MP_PRIO TX                                                 \t"
0789         count=$(ip netns exec "$ns2" nstat -as | grep MPTcpExtMPPrioTx | awk '{print $2}')
0790         [ -z "$count" ] && count=0
0791         if [ $count != 1 ]; then
0792                 stdbuf -o0 -e0 printf "[FAIL]\n"
0793                 exit 1
0794         else
0795                 stdbuf -o0 -e0 printf "[OK]\n"
0796         fi
0797 
0798         # Check RX
0799         stdbuf -o0 -e0 printf "MP_PRIO RX                                                 \t"
0800         count=$(ip netns exec "$ns1" nstat -as | grep MPTcpExtMPPrioRx | awk '{print $2}')
0801         [ -z "$count" ] && count=0
0802         if [ $count != 1 ]; then
0803                 stdbuf -o0 -e0 printf "[FAIL]\n"
0804                 exit 1
0805         else
0806                 stdbuf -o0 -e0 printf "[OK]\n"
0807         fi
0808 }
0809 
0810 make_connection
0811 make_connection "v6"
0812 test_announce
0813 test_remove
0814 test_subflows
0815 test_prio
0816 
0817 exit 0
[ Source navigation ] [ Diff markup ] [ Identifier search ] [ general search ]

This page was automatically generated by the 2.1.0 LXR engine.

The LXR team
Valid CSS 2.1! Valid HTML 4.01!