hostapd: make "key" option optional if "wpa_psk_file" is provided

If an existing "wpa_psk_file" is passed to hostapd, the "key" option may
be omitted.

While we're at it, also improve the passphrase length checking to ensure
that it is either exactly 64 bytes or 8 to 63 bytes.

Fixes: FS#2689
Ref: https://github.com/openwrt/openwrt/pull/3283
Suggested-by: Michael Jones <mike@meshplusplus.com>
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
This commit is contained in:
Jo-Philipp Wich 2020-08-07 20:50:55 +02:00
parent a4e72013e7
commit 321503dbf3

View File

@ -402,13 +402,13 @@ hostapd_set_bss_options() {
;;
psk|sae|psk-sae)
json_get_vars key wpa_psk_file
if [ ${#key} -lt 8 ]; then
if [ ${#key} -eq 64 ]; then
append bss_conf "wpa_psk=$key" "$N"
elif [ ${#key} -ge 8 ] && [ ${#key} -le 63 ]; then
append bss_conf "wpa_passphrase=$key" "$N"
elif [ -n "$key" ] || [ -z "$wpa_psk_file" ]; then
wireless_setup_vif_failed INVALID_WPA_PSK
return 1
elif [ ${#key} -eq 64 ]; then
append bss_conf "wpa_psk=$key" "$N"
else
append bss_conf "wpa_passphrase=$key" "$N"
fi
[ -z "$wpa_psk_file" ] && set_default wpa_psk_file /var/run/hostapd-$ifname.psk
[ -n "$wpa_psk_file" ] && {