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sane-ip-reconnect: fix issue where we'd reconnect to the existing, subpar network

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colin 2022-12-19 01:47:30 +00:00
parent 8a745a9b8a
commit 51da29555e
1 changed files with 10 additions and 2 deletions
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12
pkgs/sane-scripts/src/sane-ip-reconnect
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@ -7,6 +7,14 @@ set -ex
sudo iwctl station wlan0 scan
sleep 5
# get networks. remove control characters (colors), then leading info, then take the top-rated network
netname=$(iwctl station wlan0 get-networks | sed 's/\[[0-9;]*m//g' | sed 's/^ [ >]*//g' | sed -n 5p | cut -d' ' -f 1)
sudo iwctl station wlan0 connect "$netname"
networks=$(iwctl station wlan0 get-networks rssi-dbms | sed 's/\[[0-9;]*m//g' | sed 's/ [ >]*/ /g' | sed 's/^ //' | tail -n +5)
strengths=$(echo "$networks" | grep -o '\-[0-9][0-9]* *$')
best_strength=$(echo "$strengths" | sort -h | tail -n 1)
best_line=$(echo "$networks" | grep -- "$best_strength$")
# network names could have spaces in them if someone's evil, so rather than `cut`, we trim the `psk` and `db` columnds
best_network=$(echo "$best_line" | sed 's/ [a-z][a-z]* -[0-9][0-9]* *$//g')
sudo iwctl station wlan0 connect "$best_network"