79 lines
1.7 KiB
Bash
79 lines
1.7 KiB
Bash
#!/usr/bin/ash
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check_net_device () {
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ip link show $1 > /dev/null 2>&1
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}
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poll_net_device () {
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local device=$1 seconds=${2//[!0-9]}
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[ "${seconds:-x}" = x ] && seconds=10
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check_net_device $device && return 0
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msg "Waiting $seconds seconds for network device $device ..." >&2
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while ! check_net_device $device && [ "$seconds" -gt 0 ]; do
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sleep 1
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seconds=$(( seconds - 1 ))
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done
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check_net_device $device
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}
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check_wpa_supplicant_done () {
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grep "CTRL-EVENT-CONNECTED" $1 > /dev/null
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}
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poll_wpa_completion () {
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local logfile=$1 seconds=${2//[!0-9]}
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[ "${seconds:-x}" = x ] && seconds=10
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check_wpa_supplicant_done $logfile && return 0
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msg "Waiting $seconds seconds for wpa_supplicant ..." >&2
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while ! check_wpa_supplicant_done $logfile && [ "$seconds" -gt 0 ]; do
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sleep 1
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seconds=$(( seconds - 1 ))
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done
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check_wpa_supplicant_done $logfile
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}
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run_hook ()
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{
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local device="wlan0"
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local logfile="/tmp-wpa-supplicant-log"
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# wait for wlan-device
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poll_net_device $device 15
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msg "Starting wifi"
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# set wlan-device to up
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ip link set $device up || return 1
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# assocciate with wifi network
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wpa_supplicant -B -i $device -c /etc/wpa_supplicant/initcpio.conf -f $logfile
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# wait for wpa_supplicant
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poll_wpa_completion $logfile 15
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# wlan-device should now be connected and ready to be assigned an ip by the net hook
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}
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run_cleanuphook ()
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{
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local device="wlan0"
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local logfile="/tmp-wpa-supplicant-log"
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# kill wpa_supplicant running in the background
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killall wpa_supplicant
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# set wlan-device link down
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ip link set $device down
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# wlan-device should now be fully disconnected from the wifi network
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rm $logfile
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}
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