openwrtv3/package/base-files/files/sbin/wifi
David Pinilla Caparrós f6d3ea8c8a base-files: Add wifi config to wifi command usage
Since commit 5f8f8a3661 wifi detect does
not longer work and wifi config it's used to configure not yet
configured wireless devices.

This commit changes command usage to reflect that change.

Signed-off-by: David Pinilla Caparrós <dpinitux@gmail.com>
2017-02-13 10:24:32 +01:00

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#!/bin/sh
# Copyright (C) 2006 OpenWrt.org
. /lib/functions.sh
. /usr/share/libubox/jshn.sh
usage() {
cat <<EOF
Usage: $0 [config|down|reload|status]
enables (default), disables or configures devices not yet configured.
EOF
exit 1
}
ubus_wifi_cmd() {
local cmd="$1"
local dev="$2"
json_init
[ -n "$2" ] && json_add_string device "$2"
ubus call network.wireless "$1" "$(json_dump)"
}
find_net_config() {(
local vif="$1"
local cfg
local ifname
config_get cfg "$vif" network
[ -z "$cfg" ] && {
include /lib/network
scan_interfaces
config_get ifname "$vif" ifname
cfg="$(find_config "$ifname")"
}
[ -z "$cfg" ] && return 0
echo "$cfg"
)}
bridge_interface() {(
local cfg="$1"
[ -z "$cfg" ] && return 0
include /lib/network
scan_interfaces
for cfg in $cfg; do
config_get iftype "$cfg" type
[ "$iftype" = bridge ] && config_get "$cfg" ifname
prepare_interface_bridge "$cfg"
return $?
done
)}
prepare_key_wep() {
local key="$1"
local hex=1
echo -n "$key" | grep -qE "[^a-fA-F0-9]" && hex=0
[ "${#key}" -eq 10 -a $hex -eq 1 ] || \
[ "${#key}" -eq 26 -a $hex -eq 1 ] || {
[ "${key:0:2}" = "s:" ] && key="${key#s:}"
key="$(echo -n "$key" | hexdump -ve '1/1 "%02x" ""')"
}
echo "$key"
}
wifi_fixup_hwmode() {
local device="$1"
local default="$2"
local hwmode hwmode_11n
config_get channel "$device" channel
config_get hwmode "$device" hwmode
case "$hwmode" in
11bg) hwmode=bg;;
11a) hwmode=a;;
11b) hwmode=b;;
11g) hwmode=g;;
11n*)
hwmode_11n="${hwmode##11n}"
case "$hwmode_11n" in
a|g) ;;
default) hwmode_11n="$default"
esac
config_set "$device" hwmode_11n "$hwmode_11n"
;;
*)
hwmode=
if [ "${channel:-0}" -gt 0 ]; then
if [ "${channel:-0}" -gt 14 ]; then
hwmode=a
else
hwmode=g
fi
else
hwmode="$default"
fi
;;
esac
config_set "$device" hwmode "$hwmode"
}
_wifi_updown() {
for device in ${2:-$DEVICES}; do (
config_get disabled "$device" disabled
[ "$disabled" = "1" ] && {
echo "'$device' is disabled"
set disable
}
config_get iftype "$device" type
if eval "type ${1}_$iftype" 2>/dev/null >/dev/null; then
eval "scan_$iftype '$device'"
eval "${1}_$iftype '$device'" || echo "$device($iftype): ${1} failed"
elif [ ! -f /lib/netifd/wireless/$iftype.sh ]; then
echo "$device($iftype): Interface type not supported"
fi
); done
}
wifi_updown() {
cmd=down
[ enable = "$1" ] && {
_wifi_updown disable "$2"
ubus_wifi_cmd "$cmd" "$2"
scan_wifi
cmd=up
}
ubus_wifi_cmd "$cmd" "$2"
_wifi_updown "$@"
}
wifi_reload_legacy() {
_wifi_updown "disable" "$1"
scan_wifi
_wifi_updown "enable" "$1"
}
wifi_reload() {
ubus call network reload
wifi_reload_legacy
}
wifi_config() {
[ ! -f /etc/config/wireless ] && touch /etc/config/wireless
for driver in $DRIVERS; do (
if eval "type detect_$driver" 2>/dev/null >/dev/null; then
eval "detect_$driver" || echo "$driver: Detect failed" >&2
else
echo "$driver: Hardware detection not supported" >&2
fi
); done
}
start_net() {(
local iface="$1"
local config="$2"
local vifmac="$3"
[ -f "/var/run/$iface.pid" ] && kill "$(cat /var/run/${iface}.pid)" 2>/dev/null
[ -z "$config" ] || {
include /lib/network
scan_interfaces
for config in $config; do
setup_interface "$iface" "$config" "" "$vifmac"
done
}
)}
set_wifi_up() {
local cfg="$1"
local ifname="$2"
uci_set_state wireless "$cfg" up 1
uci_set_state wireless "$cfg" ifname "$ifname"
}
set_wifi_down() {
local cfg="$1"
local vifs vif vifstr
[ -f "/var/run/wifi-${cfg}.pid" ] &&
kill "$(cat "/var/run/wifi-${cfg}.pid")" 2>/dev/null
uci_revert_state wireless "$cfg"
config_get vifs "$cfg" vifs
for vif in $vifs; do
uci_revert_state wireless "$vif"
done
}
scan_wifi() {
local cfgfile="$1"
DEVICES=
config_cb() {
local type="$1"
local section="$2"
# section start
case "$type" in
wifi-device)
append DEVICES "$section"
config_set "$section" vifs ""
config_set "$section" ht_capab ""
;;
esac
# section end
config_get TYPE "$CONFIG_SECTION" TYPE
case "$TYPE" in
wifi-iface)
config_get device "$CONFIG_SECTION" device
config_get vifs "$device" vifs
append vifs "$CONFIG_SECTION"
config_set "$device" vifs "$vifs"
;;
esac
}
config_load "${cfgfile:-wireless}"
}
DEVICES=
DRIVERS=
include /lib/wifi
scan_wifi
case "$1" in
down) wifi_updown "disable" "$2";;
detect) ;;
config) wifi_config ;;
status) ubus_wifi_cmd "status" "$2";;
reload) wifi_reload "$2";;
reload_legacy) wifi_reload_legacy "$2";;
--help|help) usage;;
*) ubus call network reload; wifi_updown "enable" "$2";;
esac