mirror of
https://github.com/romkatv/powerlevel10k.git
synced 2024-11-12 08:10:07 +00:00
wifi on linux: fix bugs and speed things up
This commit is contained in:
Roman Perepelitsa
parent
dd5948e5e3
commit
cababbeee2
5 changed files with 89 additions and 95 deletions
|
|
@ -1475,15 +1475,11 @@
|
|||
# Parameter | Meaning
|
||||
# ----------------------+---------------
|
||||
# P9K_WIFI_SSID | service set identifier, a.k.a. network name
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"; empty if unknown
|
||||
# P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
|
||||
# P9K_WIFI_RSSI | signal strength in dBm, from -120 to 0
|
||||
# P9K_WIFI_NOISE | noise in dBm, from -120 to 0
|
||||
# P9K_WIFI_BARS | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
|
||||
#
|
||||
# All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
|
||||
#
|
||||
# /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
|
||||
|
||||
####################################[ time: current time ]####################################
|
||||
# Current time color.
|
||||
|
|
|
|||
|
|
@ -1452,15 +1452,11 @@
|
|||
# Parameter | Meaning
|
||||
# ----------------------+---------------
|
||||
# P9K_WIFI_SSID | service set identifier, a.k.a. network name
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"; empty if unknown
|
||||
# P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
|
||||
# P9K_WIFI_RSSI | signal strength in dBm, from -120 to 0
|
||||
# P9K_WIFI_NOISE | noise in dBm, from -120 to 0
|
||||
# P9K_WIFI_BARS | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
|
||||
#
|
||||
# All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
|
||||
#
|
||||
# /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
|
||||
|
||||
####################################[ time: current time ]####################################
|
||||
# Current time color.
|
||||
|
|
|
|||
|
|
@ -1452,15 +1452,11 @@
|
|||
# Parameter | Meaning
|
||||
# ----------------------+---------------
|
||||
# P9K_WIFI_SSID | service set identifier, a.k.a. network name
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"; empty if unknown
|
||||
# P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
|
||||
# P9K_WIFI_RSSI | signal strength in dBm, from -120 to 0
|
||||
# P9K_WIFI_NOISE | noise in dBm, from -120 to 0
|
||||
# P9K_WIFI_BARS | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
|
||||
#
|
||||
# All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
|
||||
#
|
||||
# /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
|
||||
|
||||
####################################[ time: current time ]####################################
|
||||
# Current time color.
|
||||
|
|
|
|||
|
|
@ -1552,15 +1552,11 @@
|
|||
# Parameter | Meaning
|
||||
# ----------------------+---------------
|
||||
# P9K_WIFI_SSID | service set identifier, a.k.a. network name
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"
|
||||
# P9K_WIFI_LINK_AUTH | authentication protocol such as "wpa2-psk" or "none"; empty if unknown
|
||||
# P9K_WIFI_LAST_TX_RATE | wireless transmit rate in megabits per second
|
||||
# P9K_WIFI_RSSI | signal strength in dBm, from -120 to 0
|
||||
# P9K_WIFI_NOISE | noise in dBm, from -120 to 0
|
||||
# P9K_WIFI_BARS | signal strength in bars, from 0 to 4 (derived from P9K_WIFI_RSSI and P9K_WIFI_NOISE)
|
||||
#
|
||||
# All parameters except P9K_WIFI_BARS are extracted from the output of the following command:
|
||||
#
|
||||
# /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I
|
||||
|
||||
####################################[ time: current time ]####################################
|
||||
# Current time color.
|
||||
|
|
|
|||
|
|
@ -4903,19 +4903,13 @@ prompt_wifi() {
|
|||
(( _p9k__has_upglob )) || typeset -g "_p9k__segment_val_${_p9k__prompt_side}[_p9k__segment_index]"=$_p9k__prompt[len+1,-1]
|
||||
}
|
||||
|
||||
|
||||
_p9k_prompt_wifi_init() {
|
||||
if [[ -x /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport || -f /proc/net/wireless ]]; then
|
||||
if [[ -x /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport ||
|
||||
-r /proc/net/wireless && -n $commands[iw] ]]; then
|
||||
typeset -g _p9k__wifi_on=
|
||||
typeset -g P9K_WIFI_LAST_TX_RATE=
|
||||
typeset -g P9K_WIFI_SSID=
|
||||
|
||||
# possible refactor to set link_auth only on darwin
|
||||
# or also possible to simply set linux link_auth to empty string and leave this scope as-is
|
||||
if [[ $_p9k_os == OSX ]]; then
|
||||
typeset -g P9K_WIFI_LINK_AUTH=
|
||||
fi
|
||||
|
||||
typeset -g P9K_WIFI_LINK_AUTH=
|
||||
typeset -g P9K_WIFI_RSSI=
|
||||
typeset -g P9K_WIFI_NOISE=
|
||||
typeset -g P9K_WIFI_BARS=
|
||||
|
|
@ -4925,71 +4919,88 @@ _p9k_prompt_wifi_init() {
|
|||
fi
|
||||
}
|
||||
|
||||
_p9k_prompt_wifi_compute() {
|
||||
_p9k_worker_async _p9k_prompt_wifi_async _p9k_prompt_wifi_sync
|
||||
}
|
||||
|
||||
_p9k_prompt_wifi_async() {
|
||||
local last_tx_rate ssid link_auth rssi noise bars on out line v state
|
||||
|
||||
{
|
||||
if [[ $_p9k_os == OSX ]]; then
|
||||
local airport=/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport
|
||||
[[ -x $airport ]] || return 0
|
||||
out="$($airport -I)" || return 0
|
||||
for line in ${${${(f)out}##[[:space:]]#}%%[[:space:]]#}; do
|
||||
v=${line#*: }
|
||||
case $line[1,-$#v-3] in
|
||||
agrCtlRSSI) rssi=$v;;
|
||||
agrCtlNoise) noise=$v;;
|
||||
state) state=$v;;
|
||||
lastTxRate) last_tx_rate=$v;;
|
||||
link\ auth) link_auth=$v;;
|
||||
SSID) ssid=$v;;
|
||||
esac
|
||||
done
|
||||
|
||||
elif [[ $_p9k_os == Linux]]; then
|
||||
# iw tools only output 'noise' from a dump that requires superuser and a background service to be running, which probably isn't, so a separate process is needed
|
||||
# /proc/net/wireless displays noise level up to date, w/o requiring superuser
|
||||
local proc_less=/proc/net/wireless
|
||||
[[ -f $proc_less ]] || return 0
|
||||
|
||||
# this method using iw is over 10x faster than the network manager method in benchmarking
|
||||
# it's possible some systems are still using 'wireless_tools' (iw's ancestor) but they are long deprecated anyway
|
||||
local device="$(cut -d\ -f2 <<< $(iw dev | grep Interface))" || return 0
|
||||
out="$(iw dev $device link)" || return 0
|
||||
|
||||
# 'running' state guaranteed by 'device' and 'proc_less' var assignment
|
||||
state='running'
|
||||
|
||||
local proc_out="$(grep $device $proc_less | tr -s ' ')" || return 0
|
||||
# using cut is more performant than awk,sed,perl, but I haven't timed against zsh expansion pattern
|
||||
rssi="${$(cut -d\ -f4 <<< $proc_out)%.*}"
|
||||
noise="$(cut -d\ -f5 <<< $proc_out)"
|
||||
|
||||
# it's possible to get boolean from iw to check authorization status from a dump, but getting the method (if any) requires superuser
|
||||
link_auth=""
|
||||
|
||||
for line in ${${${(f)out}##[[:space:]]#}%%[[:space:]]#}; do
|
||||
v=${line#*: }
|
||||
case ${line[1,-$#v-3]} in
|
||||
SSID) ssid=$v;;
|
||||
|
||||
# formatting here to remove ' dBm' from tail
|
||||
# note 'rssi' is also assigned up above, but this replacement pattern might be faster than using cut - needs benchmarking
|
||||
signal) rssi=${v//[^0-9-]/};;
|
||||
|
||||
# formatting here to transform from 'xxx.x MBit/s MCS xx short GI' to 'xxx.x' where x's are integers
|
||||
# benchmarking shows grep here is extremely fast (under .1 msc even on older hw), but you can change to native zsh pattern if you want
|
||||
tx\ bitrate) last_tx_rate=$(cut -d\ -f1 <<< $v);;
|
||||
esac
|
||||
done
|
||||
fi
|
||||
|
||||
if [[ $state != running || $rssi != (0|-<->) || $noise != (0|-<->) ]]; then
|
||||
rssi=
|
||||
noise=
|
||||
last_tx_rate=
|
||||
link_auth=
|
||||
ssid=
|
||||
bars=
|
||||
local airport=/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport
|
||||
local last_tx_rate ssid link_auth rssi noise bars on out line v state iface
|
||||
{
|
||||
if [[ -x $airport ]]; then
|
||||
out="$($airport -I)" || return 0
|
||||
for line in ${${${(f)out}##[[:space:]]#}%%[[:space:]]#}; do
|
||||
v=${line#*: }
|
||||
case $line[1,-$#v-3] in
|
||||
agrCtlRSSI) rssi=$v;;
|
||||
agrCtlNoise) noise=$v;;
|
||||
state) state=$v;;
|
||||
lastTxRate) last_tx_rate=$v;;
|
||||
link\ auth) link_auth=$v;;
|
||||
SSID) ssid=$v;;
|
||||
esac
|
||||
done
|
||||
if [[ $state != running || $rssi != (0|-<->) || $noise != (0|-<->) ]]; then
|
||||
rssi=
|
||||
noise=
|
||||
last_tx_rate=
|
||||
link_auth=
|
||||
ssid=
|
||||
return 0
|
||||
fi
|
||||
on=1
|
||||
elif [[ -r /proc/net/wireless && -n $commands[iw] ]]; then
|
||||
# Content example (https://github.com/romkatv/powerlevel10k/pull/973#issuecomment-680251804):
|
||||
#
|
||||
# Inter-| sta-| Quality | Discarded packets | Missed | WE
|
||||
# face | tus | link level noise | nwid crypt frag retry misc | beacon | 22
|
||||
# wlp3s0: 0000 58. -52. -256 0 0 0 0 76 0
|
||||
local -a lines
|
||||
lines=(${${(f)"$(</proc/net/wireless)"}:#*\|*}) || return 0
|
||||
(( $#lines == 1 )) || return 0
|
||||
local parts=(${=lines[1]})
|
||||
iface=${parts[1]%:}
|
||||
state=${parts[2]}
|
||||
rssi=${parts[4]%.*}
|
||||
noise=${parts[5]%.*}
|
||||
if [[ -z $iface || $state != 0## || $rssi != (0|-<->) || $noise != (0|-<->) ]]; then
|
||||
rssi=
|
||||
noise=
|
||||
return 0
|
||||
fi
|
||||
# Output example (https://github.com/romkatv/powerlevel10k/pull/973#issuecomment-680251804):
|
||||
#
|
||||
# Connected to 74:83:c2:be:76:da (on wlp3s0)
|
||||
# SSID: DailyGrindGuest1
|
||||
# freq: 5745
|
||||
# RX: 35192066 bytes (27041 packets)
|
||||
# TX: 4090471 bytes (24287 packets)
|
||||
# signal: -52 dBm
|
||||
# rx bitrate: 243.0 MBit/s VHT-MCS 6 40MHz VHT-NSS 2
|
||||
# tx bitrate: 240.0 MBit/s VHT-MCS 5 40MHz short GI VHT-NSS 2
|
||||
#
|
||||
# bss flags: short-slot-time
|
||||
# dtim period: 1
|
||||
# beacon int: 100
|
||||
lines=(${(f)"$(command iw dev $iface link)"}) || return 0
|
||||
local -a match mbegin mend
|
||||
for line in $lines; do
|
||||
if [[ $line == (#b)[[:space:]]#SSID:[[:space:]]##([^[:space:]]##) ]]; then
|
||||
ssid=$match[1]
|
||||
elif [[ $line == (#b)[[:space:]]#'tx bitrate:'[[:space:]]##([^[:space:]]##)' MBit/s'* ]]; then
|
||||
last_tx_rate=$match[1]
|
||||
[[ $last_tx_rate == <->.<-> ]] && last_tx_rate=${${last_tx_rate%%0#}%.}
|
||||
fi
|
||||
done
|
||||
if [[ -z $ssid || -z $last_tx_rate ]]; then
|
||||
rssi=
|
||||
noise=
|
||||
ssid=
|
||||
last_tx_rate=
|
||||
return 0
|
||||
fi
|
||||
on=1
|
||||
else
|
||||
return 0
|
||||
fi
|
||||
# https://www.speedguide.net/faq/how-to-read-rssisignal-and-snrnoise-ratings-440
|
||||
|
|
@ -5006,7 +5017,6 @@ _p9k_prompt_wifi_async() {
|
|||
else
|
||||
bars=0
|
||||
fi
|
||||
on=1
|
||||
} always {
|
||||
if [[ $_p9k__wifi_on != $on ||
|
||||
$P9K_WIFI_LAST_TX_RATE != $last_tx_rate ||
|
||||
|
|
@ -5035,7 +5045,7 @@ _p9k_prompt_wifi_async() {
|
|||
}
|
||||
}
|
||||
|
||||
function _p9k_prompt_wifi_sync() {
|
||||
_p9k_prompt_wifi_sync() {
|
||||
if [[ -n $REPLY ]]; then
|
||||
eval $REPLY
|
||||
_p9k_worker_reply $REPLY
|
||||
|
|
|
|||
Loading…
Reference in a new issue