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* usr/lib/byobu/wifi_quality:

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- Add support for iw (preferred over iwconfig)
  - Make logic more similar to other status notifications
This commit is contained in:
Jeffery To 2019-05-27 03:16:21 +08:00
commit 388fba847c
2 changed files with 53 additions and 18 deletions
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3
debian/changelog vendored
View file

@ -43,6 +43,9 @@ byobu (5.128) unreleased; urgency=medium
* usr/lib/byobu/whoami:
- Use id if the whoami command is not available
- Read from /etc/passwd if the getent command is not available
* usr/lib/byobu/wifi_quality:
- Add support for iw (preferred over iwconfig)
- Make logic more similar to other status notifications
* usr/share/byobu/keybindings/f-keys.tmux:
- Remove -k for new-window. In older versions of tmux, -k without
-t <target-window> had no effect. In tmux 2.8, -k without -t will

68
usr/lib/byobu/wifi_quality
View file

@ -19,32 +19,64 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
___get_dev_list() {
if [ -n "$MONITORED_NETWORK" ]; then
echo "$MONITORED_NETWORK"
else
iw dev | grep Interface | cut -f2 -d\
fi
}
__wifi_quality_detail() {
/sbin/iwconfig 2>/dev/null
if eval $BYOBU_TEST iw >/dev/null 2>&1; then
local dev
for dev in $(___get_dev_list); do
iw dev "$dev" info
iw dev "$dev" link
echo
done
elif eval $BYOBU_TEST iwconfig >/dev/null 2>&1; then
iwconfig 2>/dev/null
fi
}
__wifi_quality() {
local out bitrate quality
# iwconfig is expected to output lines like:
# Bit Rate=54 Mb/s Tx-Power=15 dBm
# Link Quality=60/70 Signal level=-50 dBm
# the awk below tokenizes the output and prints shell evalable results
out=`iwconfig $MONITORED_NETWORK 2>/dev/null |
awk '$0 ~ /[ ]*Link Quality./ {
sub(/.*=/,"",$2); split($2,a,"/");
printf "quality=%.0f\n", 100*a[1]/a[2] };
$0 ~ /[ ]*Bit Rate/ { sub(/.*[:=]/,"",$2); printf("bitrate=%s\n", $2); }
'`
eval "$out"
[ -z "$bitrate" ] && bitrate="0"
if [ -z "$quality" ] || [ "$quality" = "0" ]; then
quality="0"
if eval $BYOBU_TEST iw >/dev/null 2>&1; then
local dev
for dev in $(___get_dev_list); do
# iw is expected to output lines like:
# signal: -50 dBm
# rx bitrate: 216.0 MBit/s MCS 13 40MHz
# signal to quality: https://superuser.com/a/1360447
out=`iw dev "$dev" link 2>/dev/null |
awk '$0 ~ /^\s*signal:/ { a = 100 * ($2 + 110) / 70;
printf "quality=%.0f\n", (a > 100) ? 100 : ((a < 0) ? 0 : a); }
$0 ~ /^\s*rx bitrate:/ { printf "bitrate=%s\n", $3; }
'`
eval "$out"
[ -z "$bitrate" ] || [ -z "$quality" ] || break
done
elif eval $BYOBU_TEST iwconfig >/dev/null 2>&1; then
# iwconfig is expected to output lines like:
# Bit Rate=54 Mb/s Tx-Power=15 dBm
# Link Quality=60/70 Signal level=-50 dBm
# the awk below tokenizes the output and prints shell evalable results
out=`iwconfig $MONITORED_NETWORK 2>/dev/null |
awk '$0 ~ /[ ]*Link Quality./ {
sub(/.*=/,"",$2); split($2,a,"/");
printf "quality=%.0f\n", 100*a[1]/a[2] };
$0 ~ /[ ]*Bit Rate/ { sub(/.*[:=]/,"",$2); printf("bitrate=%s\n", $2); }
'`
eval "$out"
fi
if [ "$bitrate" = "0" ] || [ "$quality" = "0" ] || [ -z "$bitrate" ] || [ -z "$quality"]; then
[ -n "$bitrate" ] || bitrate=0
[ -n "$quality" ] || quality=0
if [ "$bitrate" -gt 0 ] && [ "$quality" -gt 0 ]; then
printf "${ICON_WIFI}"; color b C k; printf "%s" "$bitrate"; color -; color C k; printf "%s" "$ICON_MBPS"; color -; color b C k; printf "%s" "$quality"; color -; color C k; printf "%s" "$PCT"; color --
else
rm -f "$BYOBU_RUN_DIR/status.$BYOBU_BACKEND/wifi_quality"*
return
fi
printf "${ICON_WIFI}"; color b C k; printf "%s" "$bitrate"; color -; color C k; printf "%s" "$ICON_MBPS"; color -; color b C k; printf "%s" "$quality"; color -; color C k; printf "%s" "$PCT"; color --
}
# vi: syntax=sh ts=4 noexpandtab