connect_wifi.sh

#Use iw to scan wifi
iw wlp7s0 scan

#get SSID then use wpa_passphase to generate config for that wifi
wpa_passphase <ssid> > ./output.conf

#use wpa_supplicant to connect wifi
wpa_supplicant -B -D wext -i wlp7s0 -c ./output.conf
# -B for background running
# -D select driver for wifi. wext is generic
# -i select interface
# -c select file

#use iw link to verify connection
iw wlp7s0 link

#use dhclient to get IP from router
dhclient wlp7s0