devlink_resources.sh

  1#!/bin/bash
  2# SPDX-License-Identifier: GPL-2.0
  3
  4lib_dir=$(dirname $0)/../../../../net/forwarding
  5
  6NUM_NETIFS=1
  7source $lib_dir/lib.sh
  8source devlink_lib_spectrum.sh
  9
 10setup_prepare()
 11{
 12	devlink_sp_read_kvd_defaults
 13}
 14
 15cleanup()
 16{
 17	pre_cleanup
 18	devlink_sp_size_kvd_to_default
 19}
 20
 21trap cleanup EXIT
 22
 23setup_prepare
 24
 25profiles_test()
 26{
 27	local i
 28
 29	log_info "Running profile tests"
 30
 31	for i in $KVD_PROFILES; do
 32		RET=0
 33		devlink_sp_resource_kvd_profile_set $i
 34		log_test "'$i' profile"
 35	done
 36
 37	# Default is explicitly tested at end to ensure it's actually applied
 38	RET=0
 39	devlink_sp_resource_kvd_profile_set "default"
 40	log_test "'default' profile"
 41}
 42
 43resources_min_test()
 44{
 45	local size
 46	local i
 47	local j
 48
 49	log_info "Running KVD-minimum tests"
 50
 51	for i in $KVD_CHILDREN; do
 52		RET=0
 53		size=$(devlink_resource_get kvd "$i" | jq '.["size_min"]')
 54		devlink_resource_size_set "$size" kvd "$i"
 55
 56		# In case of linear, need to minimize sub-resources as well
 57		if [[ "$i" == "linear" ]]; then
 58			for j in $KVDL_CHILDREN; do
 59				devlink_resource_size_set 0 kvd linear "$j"
 60			done
 61		fi
 62
 63		devlink_reload
 64		devlink_sp_size_kvd_to_default
 65		log_test "'$i' minimize [$size]"
 66	done
 67}
 68
 69resources_max_test()
 70{
 71	local min_size
 72	local size
 73	local i
 74	local j
 75
 76	log_info "Running KVD-maximum tests"
 77	for i in $KVD_CHILDREN; do
 78		RET=0
 79		devlink_sp_resource_minimize
 80
 81		# Calculate the maximum possible size for the given partition
 82		size=$(devlink_resource_size_get kvd)
 83		for j in $KVD_CHILDREN; do
 84			if [ "$i" != "$j" ]; then
 85				min_size=$(devlink_resource_get kvd "$j" | \
 86					   jq '.["size_min"]')
 87				size=$((size - min_size))
 88			fi
 89		done
 90
 91		# Test almost maximum size
 92		devlink_resource_size_set "$((size - 128))" kvd "$i"
 93		devlink_reload
 94		log_test "'$i' almost maximize [$((size - 128))]"
 95
 96		# Test above maximum size
 97		devlink resource set "$DEVLINK_DEV" \
 98			path "kvd/$i" size $((size + 128)) &> /dev/null
 99		check_fail $? "Set kvd/$i to size $((size + 128)) should fail"
100		log_test "'$i' Overflow rejection [$((size + 128))]"
101
102		# Test maximum size
103		if [ "$i" == "hash_single" ] || [ "$i" == "hash_double" ]; then
104			echo "SKIP: Observed problem with exact max $i"
105			continue
106		fi
107
108		devlink_resource_size_set "$size" kvd "$i"
109		devlink_reload
110		log_test "'$i' maximize [$size]"
111
112		devlink_sp_size_kvd_to_default
113	done
114}
115
116profiles_test
117resources_min_test
118resources_max_test
119
120exit "$RET"