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openwrt-xburst/package/network/services/hostapd/files/hostapd.sh
nbd 9a191df9ce mac80211, hostapd: Fix macfilter for multi bssid setups
Previously only the first macfilter configuration would have been used
on all interfaces. However, the configuration was always done per vif
already. Hence, move the macfilter setup into hostapd.sh where and
create one mac list file per vif.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34470 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-12-04 12:06:40 +00:00

298 lines
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hostapd_set_bss_options() {
local var="$1"
local vif="$2"
local enc wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey wps_possible
config_get enc "$vif" encryption
config_get wep_rekey "$vif" wep_rekey # 300
config_get wpa_group_rekey "$vif" wpa_group_rekey # 300
config_get wpa_pair_rekey "$vif" wpa_pair_rekey # 300
config_get wpa_master_rekey "$vif" wpa_master_rekey # 640
config_get_bool ap_isolate "$vif" isolate 0
config_get_bool disassoc_low_ack "$vif" disassoc_low_ack 1
config_get max_num_sta "$vif" max_num_sta 0
config_get max_inactivity "$vif" max_inactivity 0
config_get device "$vif" device
config_get hwmode "$device" hwmode
config_get phy "$device" phy
append "$var" "ctrl_interface=/var/run/hostapd-$phy" "$N"
if [ "$ap_isolate" -gt 0 ]; then
append "$var" "ap_isolate=$ap_isolate" "$N"
fi
if [ "$max_num_sta" -gt 0 ]; then
append "$var" "max_num_sta=$max_num_sta" "$N"
fi
if [ "$max_inactivity" -gt 0 ]; then
append "$var" "ap_max_inactivity=$max_inactivity" "$N"
fi
append "$var" "disassoc_low_ack=$disassoc_low_ack" "$N"
# Examples:
# psk-mixed/tkip => WPA1+2 PSK, TKIP
# wpa-psk2/tkip+aes => WPA2 PSK, CCMP+TKIP
# wpa2/tkip+aes => WPA2 RADIUS, CCMP+TKIP
# ...
# TODO: move this parsing function somewhere generic, so that
# later it can be reused by drivers that don't use hostapd
# crypto defaults: WPA2 vs WPA1
case "$enc" in
wpa2*|*psk2*)
wpa=2
crypto="CCMP"
;;
*mixed*)
wpa=3
crypto="CCMP TKIP"
;;
*)
wpa=1
crypto="TKIP"
;;
esac
# explicit override for crypto setting
case "$enc" in
*tkip+aes|*tkip+ccmp|*aes+tkip|*ccmp+tkip) crypto="CCMP TKIP";;
*aes|*ccmp) crypto="CCMP";;
*tkip) crypto="TKIP";;
esac
# enforce CCMP for 11ng and 11na
case "$hwmode:$crypto" in
*ng:TKIP|*na:TKIP) crypto="CCMP TKIP";;
esac
# use crypto/auth settings for building the hostapd config
case "$enc" in
*psk*)
config_get psk "$vif" key
if [ ${#psk} -eq 64 ]; then
append "$var" "wpa_psk=$psk" "$N"
else
append "$var" "wpa_passphrase=$psk" "$N"
fi
wps_possible=1
[ -n "$wpa_group_rekey" ] && append "$var" "wpa_group_rekey=$wpa_group_rekey" "$N"
[ -n "$wpa_pair_rekey" ] && append "$var" "wpa_ptk_rekey=$wpa_pair_rekey" "$N"
[ -n "$wpa_master_rekey" ] && append "$var" "wpa_gmk_rekey=$wpa_master_rekey" "$N"
;;
*wpa*)
# required fields? formats?
# hostapd is particular, maybe a default configuration for failures
config_get auth_server "$vif" auth_server
[ -z "$auth_server" ] && config_get auth_server "$vif" server
append "$var" "auth_server_addr=$auth_server" "$N"
config_get auth_port "$vif" auth_port
[ -z "$auth_port" ] && config_get auth_port "$vif" port
auth_port=${auth_port:-1812}
append "$var" "auth_server_port=$auth_port" "$N"
config_get auth_secret "$vif" auth_secret
[ -z "$auth_secret" ] && config_get auth_secret "$vif" key
append "$var" "auth_server_shared_secret=$auth_secret" "$N"
config_get_bool auth_cache "$vif" auth_cache 0
[ "$auth_cache" -gt 0 ] || append "$var" "disable_pmksa_caching=1" "$N"
[ "$auth_cache" -gt 0 ] || append "$var" "okc=0" "$N"
config_get acct_server "$vif" acct_server
[ -n "$acct_server" ] && append "$var" "acct_server_addr=$acct_server" "$N"
config_get acct_port "$vif" acct_port
[ -n "$acct_port" ] && acct_port=${acct_port:-1813}
[ -n "$acct_port" ] && append "$var" "acct_server_port=$acct_port" "$N"
config_get acct_secret "$vif" acct_secret
[ -n "$acct_secret" ] && append "$var" "acct_server_shared_secret=$acct_secret" "$N"
config_get nasid "$vif" nasid
append "$var" "nas_identifier=$nasid" "$N"
append "$var" "eapol_key_index_workaround=1" "$N"
append "$var" "ieee8021x=1" "$N"
append "$var" "wpa_key_mgmt=WPA-EAP" "$N"
[ -n "$wpa_group_rekey" ] && append "$var" "wpa_group_rekey=$wpa_group_rekey" "$N"
[ -n "$wpa_pair_rekey" ] && append "$var" "wpa_ptk_rekey=$wpa_pair_rekey" "$N"
[ -n "$wpa_master_rekey" ] && append "$var" "wpa_gmk_rekey=$wpa_master_rekey" "$N"
;;
*wep*)
config_get key "$vif" key
key="${key:-1}"
case "$key" in
[1234])
for idx in 1 2 3 4; do
local zidx
zidx=$(($idx - 1))
config_get ckey "$vif" "key${idx}"
[ -n "$ckey" ] && \
append "$var" "wep_key${zidx}=$(prepare_key_wep "$ckey")" "$N"
done
append "$var" "wep_default_key=$((key - 1))" "$N"
;;
*)
append "$var" "wep_key0=$(prepare_key_wep "$key")" "$N"
append "$var" "wep_default_key=0" "$N"
[ -n "$wep_rekey" ] && append "$var" "wep_rekey_period=$wep_rekey" "$N"
;;
esac
case "$enc" in
*shared*)
auth_algs=2
;;
*mixed*)
auth_algs=3
;;
esac
wpa=0
crypto=
;;
*)
wpa=0
crypto=
;;
esac
append "$var" "auth_algs=${auth_algs:-1}" "$N"
append "$var" "wpa=$wpa" "$N"
[ -n "$crypto" ] && append "$var" "wpa_pairwise=$crypto" "$N"
[ -n "$wpa_group_rekey" ] && append "$var" "wpa_group_rekey=$wpa_group_rekey" "$N"
config_get ssid "$vif" ssid
config_get bridge "$vif" bridge
config_get ieee80211d "$vif" ieee80211d
config_get iapp_interface "$vif" iapp_interface
config_get_bool wps_pbc "$vif" wps_pushbutton 0
config_get_bool wps_label "$vif" wps_label 0
config_get config_methods "$vif" wps_config
[ "$wps_pbc" -gt 0 ] && append config_methods push_button
[ -n "$wps_possible" -a -n "$config_methods" ] && {
config_get device_type "$vif" wps_device_type "6-0050F204-1"
config_get device_name "$vif" wps_device_name "OpenWrt AP"
config_get manufacturer "$vif" wps_manufacturer "openwrt.org"
append "$var" "eap_server=1" "$N"
append "$var" "wps_state=2" "$N"
append "$var" "ap_setup_locked=1" "$N"
append "$var" "device_type=$device_type" "$N"
append "$var" "device_name=$device_name" "$N"
append "$var" "manufacturer=$manufacturer" "$N"
append "$var" "config_methods=$config_methods" "$N"
}
append "$var" "ssid=$ssid" "$N"
[ -n "$bridge" ] && append "$var" "bridge=$bridge" "$N"
[ -n "$ieee80211d" ] && append "$var" "ieee80211d=$ieee80211d" "$N"
[ -n "$iapp_interface" ] && append "$var" iapp_interface=$(uci_get_state network "$iapp_interface" ifname "$iapp_interface") "$N"
if [ "$wpa" -ge "2" ]
then
# RSN -> allow preauthentication
config_get_bool rsn_preauth "$vif" rsn_preauth "$auth_cache"
if [ -n "$bridge" -a "$rsn_preauth" = 1 ]
then
append "$var" "rsn_preauth=1" "$N"
append "$var" "rsn_preauth_interfaces=$bridge" "$N"
fi
# RSN -> allow management frame protection
config_get ieee80211w "$vif" ieee80211w
case "$ieee80211w" in
[012])
append "$var" "ieee80211w=$ieee80211w" "$N"
[ "$ieee80211w" -gt "0" ] && {
config_get ieee80211w_max_timeout "$vif" ieee80211w_max_timeout
config_get ieee80211w_retry_timeout "$vif" ieee80211w_retry_timeout
[ -n "$ieee80211w_max_timeout" ] && \
append "$var" "assoc_sa_query_max_timeout=$ieee80211w_max_timeout" "$N"
[ -n "$ieee80211w_retry_timeout" ] && \
append "$var" "assoc_sa_query_retry_timeout=$ieee80211w_retry_timeout" "$N"
}
;;
esac
fi
config_get macfilter "$vif" macfilter
macfile="/var/run/hostapd-$ifname.maclist"
[ -e "$macfile" ] && rm -f "$macfile"
case "$macfilter" in
allow)
append "$var" "macaddr_acl=1" "$N"
append "$var" "accept_mac_file=$macfile" "$N"
;;
deny)
append "$var" "macaddr_acl=0" "$N"
append "$var" "deny_mac_file=$macfile" "$N"
;;
esac
config_get maclist "$vif" maclist
[ -n "$maclist" ] && {
for mac in $maclist; do
echo "$mac" >> $macfile
done
}
}
hostapd_set_log_options() {
local var="$1"
local cfg="$2"
local log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme
config_get log_level "$cfg" log_level 2
config_get_bool log_80211 "$cfg" log_80211 1
config_get_bool log_8021x "$cfg" log_8021x 1
config_get_bool log_radius "$cfg" log_radius 1
config_get_bool log_wpa "$cfg" log_wpa 1
config_get_bool log_driver "$cfg" log_driver 1
config_get_bool log_iapp "$cfg" log_iapp 1
config_get_bool log_mlme "$cfg" log_mlme 1
local log_mask=$(( \
($log_80211 << 0) | \
($log_8021x << 1) | \
($log_radius << 2) | \
($log_wpa << 3) | \
($log_driver << 4) | \
($log_iapp << 5) | \
($log_mlme << 6) \
))
append "$var" "logger_syslog=$log_mask" "$N"
append "$var" "logger_syslog_level=$log_level" "$N"
append "$var" "logger_stdout=$log_mask" "$N"
append "$var" "logger_stdout_level=$log_level" "$N"
}
hostapd_setup_vif() {
local vif="$1"
local driver="$2"
local ifname device channel hwmode
hostapd_cfg=
config_get ifname "$vif" ifname
config_get device "$vif" device
config_get channel "$device" channel
config_get hwmode "$device" hwmode
hostapd_set_log_options hostapd_cfg "$device"
hostapd_set_bss_options hostapd_cfg "$vif"
case "$hwmode" in
*bg|*gdt|*gst|*fh) hwmode=g;;
*adt|*ast) hwmode=a;;
esac
[ "$channel" = auto ] && channel=
[ -n "$channel" -a -z "$hwmode" ] && wifi_fixup_hwmode "$device"
cat > /var/run/hostapd-$ifname.conf <<EOF
driver=$driver
interface=$ifname
${hwmode:+hw_mode=${hwmode#11}}
${channel:+channel=$channel}
$hostapd_cfg
EOF
hostapd -P /var/run/wifi-$ifname.pid -B /var/run/hostapd-$ifname.conf
}