tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3#
4# In addition to the common variables, user might use:
5# LC_SLOT - If not set, all probed line cards are going to be tested,
6# with an exception of the "activation_16x100G_test".
7# It set, only the selected line card is going to be used
8# for tests, including "activation_16x100G_test".
9
10lib_dir=$(dirname $0)/../../../net/forwarding
11
12ALL_TESTS="
13 unprovision_test
14 provision_test
15 activation_16x100G_test
16"
17
18NUM_NETIFS=0
19
20source $lib_dir/lib.sh
21source $lib_dir/devlink_lib.sh
22
23until_lc_state_is()
24{
25 local state=$1; shift
26 local current=$("$@")
27
28 echo "$current"
29 [ "$current" == "$state" ]
30}
31
32until_lc_state_is_not()
33{
34 ! until_lc_state_is "$@"
35}
36
37lc_state_get()
38{
39 local lc=$1
40
41 devlink lc show $DEVLINK_DEV lc $lc -j | jq -e -r ".[][][].state"
42}
43
44lc_wait_until_state_changes()
45{
46 local lc=$1
47 local state=$2
48 local timeout=$3 # ms
49
50 busywait "$timeout" until_lc_state_is_not "$state" lc_state_get "$lc"
51}
52
53lc_wait_until_state_becomes()
54{
55 local lc=$1
56 local state=$2
57 local timeout=$3 # ms
58
59 busywait "$timeout" until_lc_state_is "$state" lc_state_get "$lc"
60}
61
62until_lc_port_count_is()
63{
64 local port_count=$1; shift
65 local current=$("$@")
66
67 echo "$current"
68 [ $current == $port_count ]
69}
70
71lc_port_count_get()
72{
73 local lc=$1
74
75 devlink port -j | jq -e -r ".[][] | select(.lc==$lc) | .port" | wc -l
76}
77
78lc_wait_until_port_count_is()
79{
80 local lc=$1
81 local port_count=$2
82 local timeout=$3 # ms
83
84 busywait "$timeout" until_lc_port_count_is "$port_count" lc_port_count_get "$lc"
85}
86
87lc_nested_devlink_dev_get()
88{
89 local lc=$1
90
91 devlink lc show $DEVLINK_DEV lc $lc -j | jq -e -r ".[][][].nested_devlink"
92}
93
94PROV_UNPROV_TIMEOUT=8000 # ms
95POST_PROV_ACT_TIMEOUT=2000 # ms
96PROV_PORTS_INSTANTIATION_TIMEOUT=15000 # ms
97
98unprovision_one()
99{
100 local lc=$1
101 local state
102
103 state=$(lc_state_get $lc)
104 check_err $? "Failed to get state of linecard $lc"
105 if [[ "$state" == "unprovisioned" ]]; then
106 return
107 fi
108
109 log_info "Unprovisioning linecard $lc"
110
111 devlink lc set $DEVLINK_DEV lc $lc notype
112 check_err $? "Failed to trigger linecard $lc unprovisioning"
113
114 state=$(lc_wait_until_state_changes $lc "unprovisioning" \
115 $PROV_UNPROV_TIMEOUT)
116 check_err $? "Failed to unprovision linecard $lc (timeout)"
117
118 [ "$state" == "unprovisioned" ]
119 check_err $? "Failed to unprovision linecard $lc (state=$state)"
120}
121
122provision_one()
123{
124 local lc=$1
125 local type=$2
126 local state
127
128 log_info "Provisioning linecard $lc"
129
130 devlink lc set $DEVLINK_DEV lc $lc type $type
131 check_err $? "Failed trigger linecard $lc provisioning"
132
133 state=$(lc_wait_until_state_changes $lc "provisioning" \
134 $PROV_UNPROV_TIMEOUT)
135 check_err $? "Failed to provision linecard $lc (timeout)"
136
137 [ "$state" == "provisioned" ] || [ "$state" == "active" ]
138 check_err $? "Failed to provision linecard $lc (state=$state)"
139
140 provisioned_type=$(devlink lc show $DEVLINK_DEV lc $lc -j | jq -e -r ".[][][].type")
141 [ "$provisioned_type" == "$type" ]
142 check_err $? "Wrong provision type returned for linecard $lc (got \"$provisioned_type\", expected \"$type\")"
143
144 # Wait for possible activation to make sure the state
145 # won't change after return from this function.
146 state=$(lc_wait_until_state_becomes $lc "active" \
147 $POST_PROV_ACT_TIMEOUT)
148}
149
150unprovision_test()
151{
152 RET=0
153 local lc
154
155 lc=$LC_SLOT
156 unprovision_one $lc
157 log_test "Unprovision"
158}
159
160LC_16X100G_TYPE="16x100G"
161LC_16X100G_PORT_COUNT=16
162
163supported_types_check()
164{
165 local lc=$1
166 local supported_types_count
167 local type_index
168 local lc_16x100_found=false
169
170 supported_types_count=$(devlink lc show $DEVLINK_DEV lc $lc -j | \
171 jq -e -r ".[][][].supported_types | length")
172 [ $supported_types_count != 0 ]
173 check_err $? "No supported types found for linecard $lc"
174 for (( type_index=0; type_index<$supported_types_count; type_index++ ))
175 do
176 type=$(devlink lc show $DEVLINK_DEV lc $lc -j | \
177 jq -e -r ".[][][].supported_types[$type_index]")
178 if [[ "$type" == "$LC_16X100G_TYPE" ]]; then
179 lc_16x100_found=true
180 break
181 fi
182 done
183 [ $lc_16x100_found = true ]
184 check_err $? "16X100G not found between supported types of linecard $lc"
185}
186
187ports_check()
188{
189 local lc=$1
190 local expected_port_count=$2
191 local port_count
192
193 port_count=$(lc_wait_until_port_count_is $lc $expected_port_count \
194 $PROV_PORTS_INSTANTIATION_TIMEOUT)
195 [ $port_count != 0 ]
196 check_err $? "No port associated with linecard $lc"
197 [ $port_count == $expected_port_count ]
198 check_err $? "Unexpected port count linecard $lc (got $port_count, expected $expected_port_count)"
199}
200
201lc_dev_info_provisioned_check()
202{
203 local lc=$1
204 local nested_devlink_dev=$2
205 local fixed_hw_revision
206 local running_ini_version
207
208 fixed_hw_revision=$(devlink dev info $nested_devlink_dev -j | \
209 jq -e -r '.[][].versions.fixed."hw.revision"')
210 check_err $? "Failed to get linecard $lc fixed.hw.revision"
211 log_info "Linecard $lc fixed.hw.revision: \"$fixed_hw_revision\""
212 running_ini_version=$(devlink dev info $nested_devlink_dev -j | \
213 jq -e -r '.[][].versions.running."ini.version"')
214 check_err $? "Failed to get linecard $lc running.ini.version"
215 log_info "Linecard $lc running.ini.version: \"$running_ini_version\""
216}
217
218provision_test()
219{
220 RET=0
221 local lc
222 local type
223 local state
224 local nested_devlink_dev
225
226 lc=$LC_SLOT
227 supported_types_check $lc
228 state=$(lc_state_get $lc)
229 check_err $? "Failed to get state of linecard $lc"
230 if [[ "$state" != "unprovisioned" ]]; then
231 unprovision_one $lc
232 fi
233 provision_one $lc $LC_16X100G_TYPE
234 ports_check $lc $LC_16X100G_PORT_COUNT
235
236 nested_devlink_dev=$(lc_nested_devlink_dev_get $lc)
237 check_err $? "Failed to get nested devlink handle of linecard $lc"
238 lc_dev_info_provisioned_check $lc $nested_devlink_dev
239
240 log_test "Provision"
241}
242
243ACTIVATION_TIMEOUT=20000 # ms
244
245interface_check()
246{
247 ip link set $h1 up
248 ip link set $h2 up
249 ifaces_upped=true
250 setup_wait
251}
252
253lc_dev_info_active_check()
254{
255 local lc=$1
256 local nested_devlink_dev=$2
257 local fixed_device_fw_psid
258 local running_device_fw
259
260 fixed_device_fw_psid=$(devlink dev info $nested_devlink_dev -j | \
261 jq -e -r ".[][].versions.fixed" | \
262 jq -e -r '."fw.psid"')
263 check_err $? "Failed to get linecard $lc fixed fw PSID"
264 log_info "Linecard $lc fixed.fw.psid: \"$fixed_device_fw_psid\""
265
266 running_device_fw=$(devlink dev info $nested_devlink_dev -j | \
267 jq -e -r ".[][].versions.running.fw")
268 check_err $? "Failed to get linecard $lc running.fw.version"
269 log_info "Linecard $lc running.fw: \"$running_device_fw\""
270}
271
272activation_16x100G_test()
273{
274 RET=0
275 local lc
276 local type
277 local state
278 local nested_devlink_dev
279
280 lc=$LC_SLOT
281 type=$LC_16X100G_TYPE
282
283 unprovision_one $lc
284 provision_one $lc $type
285 state=$(lc_wait_until_state_becomes $lc "active" \
286 $ACTIVATION_TIMEOUT)
287 check_err $? "Failed to get linecard $lc activated (timeout)"
288
289 interface_check
290
291 nested_devlink_dev=$(lc_nested_devlink_dev_get $lc)
292 check_err $? "Failed to get nested devlink handle of linecard $lc"
293 lc_dev_info_active_check $lc $nested_devlink_dev
294
295 log_test "Activation 16x100G"
296}
297
298setup_prepare()
299{
300 local lc_num=$(devlink lc show -j | jq -e -r ".[][\"$DEVLINK_DEV\"] |length")
301 if [[ $? -ne 0 ]] || [[ $lc_num -eq 0 ]]; then
302 echo "SKIP: No linecard support found"
303 exit $ksft_skip
304 fi
305
306 if [ -z "$LC_SLOT" ]; then
307 echo "SKIP: \"LC_SLOT\" variable not provided"
308 exit $ksft_skip
309 fi
310
311 # Interfaces are not present during the script start,
312 # that's why we define NUM_NETIFS here so dummy
313 # implicit veth pairs are not created.
314 NUM_NETIFS=2
315 h1=${NETIFS[p1]}
316 h2=${NETIFS[p2]}
317 ifaces_upped=false
318}
319
320cleanup()
321{
322 if [ "$ifaces_upped" = true ] ; then
323 ip link set $h1 down
324 ip link set $h2 down
325 fi
326}
327
328trap cleanup EXIT
329
330setup_prepare
331
332tests_run
333
334exit $EXIT_STATUS