diff options
Diffstat (limited to 'tools/testing/selftests/net/forwarding/ethtool_lib.sh')
-rw-r--r-- | tools/testing/selftests/net/forwarding/ethtool_lib.sh | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/forwarding/ethtool_lib.sh b/tools/testing/selftests/net/forwarding/ethtool_lib.sh new file mode 100644 index 0000000000..b9bfb45085 --- /dev/null +++ b/tools/testing/selftests/net/forwarding/ethtool_lib.sh @@ -0,0 +1,120 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +speeds_arr_get() +{ + cmd='/ETHTOOL_LINK_MODE_[^[:space:]]*_BIT[[:space:]]+=[[:space:]]+/ \ + {sub(/,$/, "") \ + sub(/ETHTOOL_LINK_MODE_/,"") \ + sub(/_BIT/,"") \ + sub(/_Full/,"/Full") \ + sub(/_Half/,"/Half");\ + print "["$1"]="$3}' + + awk "${cmd}" /usr/include/linux/ethtool.h +} + +ethtool_set() +{ + local cmd="$@" + local out=$(ethtool -s $cmd 2>&1 | wc -l) + + check_err $out "error in configuration. $cmd" +} + +dev_linkmodes_params_get() +{ + local dev=$1; shift + local adver=$1; shift + local -a linkmodes_params + local param_count + local arr + + if (($adver)); then + mode="Advertised link modes" + else + mode="Supported link modes" + fi + + local -a dev_linkmodes=($(dev_speeds_get $dev 1 $adver)) + for ((i=0; i<${#dev_linkmodes[@]}; i++)); do + linkmodes_params[$i]=$(echo -e "${dev_linkmodes[$i]}" | \ + # Replaces all non numbers with spaces + sed -e 's/[^0-9]/ /g' | \ + # Squeeze spaces in sequence to 1 space + tr -s ' ') + # Count how many numbers were found in the linkmode + param_count=$(echo "${linkmodes_params[$i]}" | wc -w) + if [[ $param_count -eq 1 ]]; then + linkmodes_params[$i]="${linkmodes_params[$i]} 1" + elif [[ $param_count -ge 3 ]]; then + arr=(${linkmodes_params[$i]}) + # Take only first two params + linkmodes_params[$i]=$(echo "${arr[@]:0:2}") + fi + done + echo ${linkmodes_params[@]} +} + +dev_speeds_get() +{ + local dev=$1; shift + local with_mode=$1; shift + local adver=$1; shift + local speeds_str + + if (($adver)); then + mode="Advertised link modes" + else + mode="Supported link modes" + fi + + speeds_str=$(ethtool "$dev" | \ + # Snip everything before the link modes section. + sed -n '/'"$mode"':/,$p' | \ + # Quit processing the rest at the start of the next section. + # When checking, skip the header of this section (hence the 2,). + sed -n '2,${/^[\t][^ \t]/q};p' | \ + # Drop the section header of the current section. + cut -d':' -f2) + + local -a speeds_arr=($speeds_str) + if [[ $with_mode -eq 0 ]]; then + for ((i=0; i<${#speeds_arr[@]}; i++)); do + speeds_arr[$i]=${speeds_arr[$i]%base*} + done + fi + echo ${speeds_arr[@]} +} + +common_speeds_get() +{ + dev1=$1; shift + dev2=$1; shift + with_mode=$1; shift + adver=$1; shift + + local -a dev1_speeds=($(dev_speeds_get $dev1 $with_mode $adver)) + local -a dev2_speeds=($(dev_speeds_get $dev2 $with_mode $adver)) + + comm -12 \ + <(printf '%s\n' "${dev1_speeds[@]}" | sort -u) \ + <(printf '%s\n' "${dev2_speeds[@]}" | sort -u) +} + +different_speeds_get() +{ + local dev1=$1; shift + local dev2=$1; shift + local with_mode=$1; shift + local adver=$1; shift + + local -a speeds_arr + + speeds_arr=($(common_speeds_get $dev1 $dev2 $with_mode $adver)) + if [[ ${#speeds_arr[@]} < 2 ]]; then + check_err 1 "cannot check different speeds. There are not enough speeds" + fi + + echo ${speeds_arr[0]} ${speeds_arr[1]} +} |