1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4. "$(dirname "${0}")/mptcp_lib.sh"
5
6ksft_skip=4
7ret=0
8
9usage() {
10	echo "Usage: $0 [ -h ]"
11}
12
13
14while getopts "$optstring" option;do
15	case "$option" in
16	"h")
17		usage $0
18		exit 0
19		;;
20	"?")
21		usage $0
22		exit 1
23		;;
24	esac
25done
26
27sec=$(date +%s)
28rndh=$(printf %x $sec)-$(mktemp -u XXXXXX)
29ns1="ns1-$rndh"
30err=$(mktemp)
31ret=0
32
33cleanup()
34{
35	rm -f $err
36	ip netns del $ns1
37}
38
39mptcp_lib_check_mptcp
40
41ip -Version > /dev/null 2>&1
42if [ $? -ne 0 ];then
43	echo "SKIP: Could not run test without ip tool"
44	exit $ksft_skip
45fi
46
47trap cleanup EXIT
48
49ip netns add $ns1 || exit $ksft_skip
50ip -net $ns1 link set lo up
51ip netns exec $ns1 sysctl -q net.mptcp.enabled=1
52
53check()
54{
55	local cmd="$1"
56	local expected="$2"
57	local msg="$3"
58	local out=`$cmd 2>$err`
59	local cmd_ret=$?
60
61	printf "%-50s %s" "$msg"
62	if [ $cmd_ret -ne 0 ]; then
63		echo "[FAIL] command execution '$cmd' stderr "
64		cat $err
65		ret=1
66	elif [ "$out" = "$expected" ]; then
67		echo "[ OK ]"
68	else
69		echo -n "[FAIL] "
70		echo "expected '$expected' got '$out'"
71		ret=1
72	fi
73}
74
75check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "defaults addr list"
76check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
77subflows 2" "defaults limits"
78
79ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.1
80ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.2 flags subflow dev lo
81ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.3 flags signal,backup
82check "ip netns exec $ns1 ./pm_nl_ctl get 1" "id 1 flags  10.0.1.1" "simple add/get addr"
83
84check "ip netns exec $ns1 ./pm_nl_ctl dump" \
85"id 1 flags  10.0.1.1
86id 2 flags subflow dev lo 10.0.1.2
87id 3 flags signal,backup 10.0.1.3" "dump addrs"
88
89ip netns exec $ns1 ./pm_nl_ctl del 2
90check "ip netns exec $ns1 ./pm_nl_ctl get 2" "" "simple del addr"
91check "ip netns exec $ns1 ./pm_nl_ctl dump" \
92"id 1 flags  10.0.1.1
93id 3 flags signal,backup 10.0.1.3" "dump addrs after del"
94
95ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.3
96check "ip netns exec $ns1 ./pm_nl_ctl get 4" "" "duplicate addr"
97
98ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.4 flags signal
99check "ip netns exec $ns1 ./pm_nl_ctl get 4" "id 4 flags signal 10.0.1.4" "id addr increment"
100
101for i in `seq 5 9`; do
102	ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.$i flags signal >/dev/null 2>&1
103done
104check "ip netns exec $ns1 ./pm_nl_ctl get 9" "id 9 flags signal 10.0.1.9" "hard addr limit"
105check "ip netns exec $ns1 ./pm_nl_ctl get 10" "" "above hard addr limit"
106
107ip netns exec $ns1 ./pm_nl_ctl del 9
108for i in `seq 10 255`; do
109	ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.9 id $i
110	ip netns exec $ns1 ./pm_nl_ctl del $i
111done
112check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags  10.0.1.1
113id 3 flags signal,backup 10.0.1.3
114id 4 flags signal 10.0.1.4
115id 5 flags signal 10.0.1.5
116id 6 flags signal 10.0.1.6
117id 7 flags signal 10.0.1.7
118id 8 flags signal 10.0.1.8" "id limit"
119
120ip netns exec $ns1 ./pm_nl_ctl flush
121check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "flush addrs"
122
123ip netns exec $ns1 ./pm_nl_ctl limits 9 1
124check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
125subflows 2" "rcv addrs above hard limit"
126
127ip netns exec $ns1 ./pm_nl_ctl limits 1 9
128check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
129subflows 2" "subflows above hard limit"
130
131ip netns exec $ns1 ./pm_nl_ctl limits 8 8
132check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 8
133subflows 8" "set limits"
134
135ip netns exec $ns1 ./pm_nl_ctl flush
136ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.1
137ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.2
138ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.3 id 100
139ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.4
140ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.5 id 254
141ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.6
142ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.7
143ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.8
144check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags  10.0.1.1
145id 2 flags  10.0.1.2
146id 3 flags  10.0.1.7
147id 4 flags  10.0.1.8
148id 100 flags  10.0.1.3
149id 101 flags  10.0.1.4
150id 254 flags  10.0.1.5
151id 255 flags  10.0.1.6" "set ids"
152
153ip netns exec $ns1 ./pm_nl_ctl flush
154ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.1
155ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.2 id 254
156ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.3
157ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.4
158ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.5 id 253
159ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.6
160ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.7
161ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.8
162check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags  10.0.0.1
163id 2 flags  10.0.0.4
164id 3 flags  10.0.0.6
165id 4 flags  10.0.0.7
166id 5 flags  10.0.0.8
167id 253 flags  10.0.0.5
168id 254 flags  10.0.0.2
169id 255 flags  10.0.0.3" "wrap-around ids"
170
171ip netns exec $ns1 ./pm_nl_ctl flush
172ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.1 flags subflow
173ip netns exec $ns1 ./pm_nl_ctl set 10.0.1.1 flags backup
174check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
175subflow,backup 10.0.1.1" "set flags (backup)"
176ip netns exec $ns1 ./pm_nl_ctl set 10.0.1.1 flags nobackup
177check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
178subflow 10.0.1.1" "          (nobackup)"
179ip netns exec $ns1 ./pm_nl_ctl set id 1 flags fullmesh
180check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
181subflow,fullmesh 10.0.1.1" "          (fullmesh)"
182ip netns exec $ns1 ./pm_nl_ctl set id 1 flags nofullmesh
183check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
184subflow 10.0.1.1" "          (nofullmesh)"
185ip netns exec $ns1 ./pm_nl_ctl set id 1 flags backup,fullmesh
186check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
187subflow,backup,fullmesh 10.0.1.1" "          (backup,fullmesh)"
188
189exit $ret
190