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