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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | #!/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]} } |