443 lines
10 KiB
Bash
443 lines
10 KiB
Bash
#!/bin/sh
|
|
. /lib/netifd/netifd-wireless.sh
|
|
. /lib/netifd/hostapd.sh
|
|
|
|
init_wireless_driver "$@"
|
|
|
|
MP_CONFIG_INT="mesh_retry_timeout mesh_confirm_timeout mesh_holding_timeout mesh_max_peer_links
|
|
mesh_max_retries mesh_ttl mesh_element_ttl mesh_hwmp_max_preq_retries
|
|
mesh_path_refresh_time mesh_min_discovery_timeout mesh_hwmp_active_path_timeout
|
|
mesh_hwmp_preq_min_interval mesh_hwmp_net_diameter_traversal_time mesh_hwmp_rootmode
|
|
mesh_hwmp_rann_interval mesh_gate_announcements mesh_sync_offset_max_neighor
|
|
mesh_rssi_threshold mesh_hwmp_active_path_to_root_timeout mesh_hwmp_root_interval
|
|
mesh_hwmp_confirmation_interval mesh_awake_window mesh_plink_timeout"
|
|
MP_CONFIG_BOOL="mesh_auto_open_plinks mesh_fwding"
|
|
MP_CONFIG_STRING="mesh_power_mode"
|
|
|
|
drv_mac80211_init_device_config() {
|
|
hostapd_common_add_device_config
|
|
|
|
config_add_string path phy macaddr
|
|
config_add_string hwmode
|
|
config_add_int beacon_int chanbw frag rts
|
|
config_add_int rxantenna txantenna antenna_gain txpower
|
|
config_add_boolean noscan
|
|
config_add_array ht_capab
|
|
}
|
|
|
|
drv_mac80211_init_iface_config() {
|
|
hostapd_common_add_bss_config
|
|
|
|
config_add_string macaddr
|
|
|
|
config_add_boolean wds powersave
|
|
config_add_int maxassoc
|
|
config_add_int max_listen_int
|
|
config_add_int dtim_interval
|
|
|
|
# mesh
|
|
config_add_int $MP_CONFIG_INT
|
|
config_add_boolean $MP_CONFIG_BOOL
|
|
config_add_string $MP_CONFIG_STRING
|
|
}
|
|
|
|
mac80211_hostapd_setup_base() {
|
|
local phy="$1"
|
|
|
|
json_select config
|
|
|
|
[ "$auto_channel" -gt 0 ] && channel=acs_survey
|
|
|
|
[ "$enable_ht" -gt 0 ] && {
|
|
json_get_vars noscan htmode
|
|
json_get_values ht_capab_list ht_capab
|
|
|
|
append base_cfg "ieee80211n=1" "$N"
|
|
|
|
ht_capab=
|
|
[ -n "$htmode" ] && ht_capab="[$htmode]"
|
|
for cap in $ht_capab_list; do
|
|
ht_capab="$ht_capab[$cap]"
|
|
done
|
|
|
|
[ -n "$ht_capab" ] && append base_cfg "ht_capab=$ht_capab" "$N"
|
|
}
|
|
|
|
hostapd_prepare_device_config "$hostapd_conf_file" nl80211
|
|
cat >> "$hostapd_conf_file" <<EOF
|
|
${channel:+channel=$channel}
|
|
${noscan:+noscan=$noscan}
|
|
$base_cfg
|
|
|
|
EOF
|
|
json_select ..
|
|
}
|
|
|
|
mac80211_hostapd_setup_bss() {
|
|
local phy="$1"
|
|
local ifname="$2"
|
|
local macaddr="$3"
|
|
local type="$4"
|
|
|
|
hostapd_cfg=
|
|
append hostapd_cfg "$type=$ifname" "$N"
|
|
|
|
hostapd_set_bss_options hostapd_cfg "$vif" || return 1
|
|
json_get_vars wds dtim_period max_listen_int
|
|
|
|
[ "$wds" -gt 0 ] && append hostapd_cfg "wds_sta=1" "$N"
|
|
[ "$staidx" -gt 0 ] && append hostapd_cfg "start_disabled=1" "$N"
|
|
|
|
cat >> /var/run/hostapd-$phy.conf <<EOF
|
|
$hostapd_cfg
|
|
bssid=$macaddr
|
|
${dtim_period:+dtim_period=$dtim_period}
|
|
${max_listen_int:+max_listen_interval=$max_listen_int}
|
|
EOF
|
|
}
|
|
|
|
mac80211_generate_mac() {
|
|
local phy="$1"
|
|
local id="${macidx:-0}"
|
|
|
|
local ref="$(cat /sys/class/ieee80211/${phy}/macaddress)"
|
|
local mask="$(cat /sys/class/ieee80211/${phy}/address_mask)"
|
|
|
|
[ "$mask" = "00:00:00:00:00:00" ] && mask="ff:ff:ff:ff:ff:ff";
|
|
local oIFS="$IFS"; IFS=":"; set -- $mask; IFS="$oIFS"
|
|
|
|
local mask1=$1
|
|
local mask6=$6
|
|
|
|
local oIFS="$IFS"; IFS=":"; set -- $ref; IFS="$oIFS"
|
|
|
|
macidx=$(($id + 1))
|
|
[ "$((0x$mask1))" -gt 0 ] && {
|
|
b1="0x$1"
|
|
[ "$id" -gt 0 ] && \
|
|
b1=$(($b1 ^ ((($id - 1) << 2) | 0x2)))
|
|
printf "%02x:%s:%s:%s:%s:%s" $b1 $2 $3 $4 $5 $6
|
|
return
|
|
}
|
|
|
|
[ "$((0x$mask6))" -lt 255 ] && {
|
|
printf "%s:%s:%s:%s:%s:%02x" $1 $2 $3 $4 $5 $(( 0x$6 ^ $id ))
|
|
return
|
|
}
|
|
|
|
off2=$(( (0x$6 + $id) / 0x100 ))
|
|
printf "%s:%s:%s:%s:%02x:%02x" \
|
|
$1 $2 $3 $4 \
|
|
$(( (0x$5 + $off2) % 0x100 )) \
|
|
$(( (0x$6 + $id) % 0x100 ))
|
|
}
|
|
|
|
find_phy() {
|
|
[ -n "$phy" -a -d /sys/class/ieee80211/$phy ] && return 0
|
|
[ -n "$path" -a -d "/sys/devices/$path/ieee80211" ] && {
|
|
phy="$(ls /sys/devices/$path/ieee80211 | grep -m 1 phy)"
|
|
[ -n "$phy" ] && return 0
|
|
}
|
|
[ -n "$macaddr" ] && {
|
|
for phy in $(ls /sys/class/ieee80211 2>/dev/null); do
|
|
grep -i -q "$macaddr" "/sys/class/ieee80211/${phy}/macaddress" && return 0
|
|
done
|
|
}
|
|
return 1
|
|
}
|
|
|
|
mac80211_check_ap() {
|
|
has_ap=1
|
|
}
|
|
|
|
mac80211_prepare_vif() {
|
|
json_select config
|
|
|
|
json_get_vars ifname mode ssid wds powersave macaddr
|
|
|
|
[ -n "$ifname" ] || ifname="wlan${phy#phy}${if_idx:+-$if_idx}"
|
|
if_idx=$((${if_idx:-0} + 1))
|
|
|
|
set_default wds 0
|
|
set_default powersave 0
|
|
|
|
json_select ..
|
|
|
|
[ -n "$macaddr" ] || {
|
|
macaddr="$(mac80211_generate_mac $phy)"
|
|
macidx="$(($macidx + 1))"
|
|
}
|
|
|
|
json_add_object data
|
|
json_add_string ifname "$ifname"
|
|
json_close_object
|
|
json_select config
|
|
|
|
# It is far easier to delete and create the desired interface
|
|
case "$mode" in
|
|
adhoc)
|
|
iw phy "$phy" interface add "$ifname" type adhoc
|
|
;;
|
|
ap)
|
|
# Hostapd will handle recreating the interface and
|
|
# subsequent virtual APs belonging to the same PHY
|
|
if [ -n "$hostapd_ctrl" ]; then
|
|
type=bss
|
|
else
|
|
type=interface
|
|
fi
|
|
|
|
mac80211_hostapd_setup_bss "$phy" "$ifname" "$macaddr" "$type" || return
|
|
|
|
[ -n "$hostapd_ctrl" ] || {
|
|
iw phy "$phy" interface add "$ifname" type managed
|
|
hostapd_ctrl="${hostapd_ctrl:-/var/run/hostapd/$ifname}"
|
|
}
|
|
;;
|
|
mesh)
|
|
json_get_vars key mesh_id
|
|
if [ -n "$key" ]; then
|
|
iw phy "$phy" interface add "$ifname" type mp
|
|
else
|
|
iw phy "$phy" interface add "$ifname" type mp mesh_id "$mesh_id"
|
|
fi
|
|
;;
|
|
monitor)
|
|
iw phy "$phy" interface add "$ifname" type monitor
|
|
;;
|
|
sta)
|
|
local wdsflag=
|
|
staidx="$(($staidx + 1))"
|
|
[ "$wds" -gt 0 ] && wdsflag="4addr on"
|
|
iw phy "$phy" interface add "$ifname" type managed $wdsflag
|
|
[ "$powersave" -gt 0 ] && powersave="on" || powersave="off"
|
|
iw "$ifname" set power_save "$powersave"
|
|
;;
|
|
esac
|
|
|
|
case "$mode" in
|
|
monitor|mesh)
|
|
[ "$auto_channel" -gt 0 ] || iw dev "$ifname" set channel "$channel" $htmode
|
|
;;
|
|
esac
|
|
|
|
if [ "$mode" != "ap" ]; then
|
|
# ALL ap functionality will be passed to hostapd
|
|
# All interfaces must have unique mac addresses
|
|
# which can either be explicitly set in the device
|
|
# section, or automatically generated
|
|
ifconfig "$ifname" hw ether "$macaddr"
|
|
fi
|
|
|
|
json_select ..
|
|
}
|
|
|
|
mac80211_setup_supplicant() {
|
|
wpa_supplicant_prepare_interface "$ifname" nl80211 || return 1
|
|
wpa_supplicant_add_network "$ifname"
|
|
wpa_supplicant_run "$ifname" ${hostapd_ctrl:+-H $hostapd_ctrl}
|
|
}
|
|
|
|
mac80211_setup_adhoc() {
|
|
json_get_vars bssid ssid basic_rate key
|
|
|
|
keyspec=
|
|
[ "$auth_type" == "wep" ] && {
|
|
set_default key 1
|
|
case "$key" in
|
|
[1234])
|
|
local idx
|
|
for idx in 1 2 3 4; do
|
|
json_get_var ikey "key$idx"
|
|
|
|
[ -n "$ikey" ] && {
|
|
ikey="$(($idx - 1)):$(prepare_key_wep "$ikey")"
|
|
[ $idx -eq $key ] && ikey="d:$ikey"
|
|
append keyspec "$ikey"
|
|
}
|
|
done
|
|
;;
|
|
*)
|
|
append keyspec "d:0:$(prepare_key_wep "$key")"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
brstr=
|
|
for br in $basic_rate; do
|
|
hostapd_add_rate brstr "$br"
|
|
done
|
|
|
|
mcval=
|
|
[ -n "$mcast_rate" ] && hostapd_add_rate mcval "$mcast_rate"
|
|
|
|
iw dev "$ifname" ibss join "$ssid" $freq $htmode \
|
|
${fixed:+fixed-freq} $bssid \
|
|
${beacon_int:+beacon-interval $beacon_int} \
|
|
${brstr:+basic-rates $brstr} \
|
|
${mcval:+mcast-rate $mcval} \
|
|
${keyspec:+keys $keyspec}
|
|
}
|
|
|
|
mac80211_setup_vif() {
|
|
local name="$1"
|
|
|
|
json_select data
|
|
json_get_vars ifname
|
|
json_select ..
|
|
|
|
json_select config
|
|
json_get_vars mode
|
|
json_get_var vif_txpower txpower
|
|
|
|
ifconfig "$ifname" up || {
|
|
wireless_setup_vif_failed IFUP_ERROR
|
|
json_select ..
|
|
return
|
|
}
|
|
|
|
set_default vif_txpower "$txpower"
|
|
[ -z "$vif_txpower" ] || iw dev "$ifname" set txpower fixed "${vif_txpower%%.*}00"
|
|
|
|
case "$mode" in
|
|
mesh)
|
|
for var in $MP_CONFIG_INT $MP_CONFIG_BOOL $MP_CONFIG_STRING; do
|
|
json_get_var mp_val "$var"
|
|
[ -n "$mp_val" ] && iw dev "$ifname" set mesh_param "$var" "$mp_val"
|
|
done
|
|
# todo: authsae
|
|
;;
|
|
adhoc)
|
|
wireless_vif_parse_encryption
|
|
if [ "$wpa" -gt 0 ]; then
|
|
mac80211_setup_supplicant || failed=1
|
|
else
|
|
mac80211_setup_adhoc
|
|
fi
|
|
;;
|
|
sta)
|
|
mac80211_setup_supplicant || failed=1
|
|
;;
|
|
esac
|
|
|
|
json_select ..
|
|
[ -n "$failed" ] || wireless_add_vif "$name" "$ifname"
|
|
}
|
|
|
|
get_freq() {
|
|
local phy="$1"
|
|
local chan="$2"
|
|
iw "$phy" info | grep -E -m1 "(\* ${chan:-....} MHz${chan:+|\\[$chan\\]})" | grep MHz | awk '{print $2}'
|
|
}
|
|
|
|
mac80211_interface_cleanup() {
|
|
local phy="$1"
|
|
|
|
for wdev in $(list_phy_interfaces "$phy"); do
|
|
ifconfig "$wdev" down 2>/dev/null
|
|
iw dev "$wdev" del
|
|
done
|
|
}
|
|
|
|
drv_mac80211_cleanup() {
|
|
hostapd_common_cleanup
|
|
}
|
|
|
|
drv_mac80211_setup() {
|
|
json_select config
|
|
json_get_vars \
|
|
phy macaddr path \
|
|
country chanbw distance \
|
|
txpower antenna_gain \
|
|
rxantenna txantenna \
|
|
frag rts beacon_int
|
|
json_select ..
|
|
|
|
find_phy || {
|
|
echo "Could not find PHY for device '$1'"
|
|
wireless_set_retry 0
|
|
return 1
|
|
}
|
|
|
|
wireless_set_data phy="$phy"
|
|
mac80211_interface_cleanup "$phy"
|
|
|
|
# convert channel to frequency
|
|
[ "$auto_channel" -gt 0 ] || freq="$(get_freq "$phy" "$channel")"
|
|
|
|
[ -n "$country" ] && {
|
|
iw reg get | grep -q "^country $country:" || {
|
|
iw reg set "$country"
|
|
sleep 1
|
|
}
|
|
}
|
|
|
|
hostapd_conf_file="/var/run/hostapd-$phy.conf"
|
|
|
|
no_ap=1
|
|
macidx=0
|
|
staidx=0
|
|
|
|
[ -n "$chanbw" ] && {
|
|
for file in /sys/kernel/debug/ieee80211/$phy/ath9k/chanbw /sys/kernel/debug/ieee80211/$phy/ath5k/bwmode; do
|
|
[ -f "$file" ] && echo "$chanbw" > "$file"
|
|
done
|
|
}
|
|
|
|
set_default rxantenna all
|
|
set_default txantenna all
|
|
set_default distance 0
|
|
set_default antenna_gain 0
|
|
|
|
iw phy "$phy" set antenna $txantenna $rxantenna >/dev/null 2>&1
|
|
iw phy "$phy" set antenna_gain $antenna_gain
|
|
iw phy "$phy" set distance "$distance"
|
|
|
|
[ -n "$frag" ] && iw phy "$phy" set frag "${frag%%.*}"
|
|
[ -n "$rts" ] && iw phy "$phy" set rts "${rts%%.*}"
|
|
|
|
has_ap=
|
|
hostapd_ctrl=
|
|
for_each_interface "ap" mac80211_check_ap
|
|
|
|
rm -f "$hostapd_conf_file"
|
|
[ -n "$has_ap" ] && mac80211_hostapd_setup_base "$phy"
|
|
|
|
for_each_interface "sta adhoc mesh monitor" mac80211_prepare_vif
|
|
for_each_interface "ap" mac80211_prepare_vif
|
|
|
|
[ -n "$hostapd_ctrl" ] && {
|
|
/usr/sbin/hostapd -P /var/run/wifi-$phy.pid -B "$hostapd_conf_file"
|
|
ret="$?"
|
|
wireless_add_process "$(cat /var/run/wifi-$phy.pid)" "/usr/sbin/hostapd" 1
|
|
[ "$ret" != 0 ] && {
|
|
wireless_setup_failed HOSTAPD_START_FAILED
|
|
return
|
|
}
|
|
}
|
|
|
|
for_each_interface "ap sta adhoc mesh monitor" mac80211_setup_vif
|
|
|
|
wireless_set_up
|
|
}
|
|
|
|
list_phy_interfaces() {
|
|
local phy="$1"
|
|
if [ -d "/sys/class/ieee80211/${phy}/device/net" ]; then
|
|
ls "/sys/class/ieee80211/${phy}/device/net" 2>/dev/null;
|
|
else
|
|
ls "/sys/class/ieee80211/${phy}/device" 2>/dev/null | grep net: | sed -e 's,net:,,g'
|
|
fi
|
|
}
|
|
|
|
drv_mac80211_teardown() {
|
|
wireless_process_kill_all
|
|
|
|
json_select data
|
|
json_get_vars phy
|
|
json_select ..
|
|
|
|
mac80211_interface_cleanup "$phy"
|
|
}
|
|
|
|
add_driver mac80211
|