X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=package%2Fkernel%2Fmac80211%2Ffiles%2Flib%2Fnetifd%2Fwireless%2Fmac80211.sh;h=de003e3d2350475f00be5cfcb10efd6bc3700c1e;hp=eefe1fed5dff70e4f0e93cc786a27f5c6aff1e1b;hb=8f95220bcb554b1b668114e5264ebce4028c5f93;hpb=498d84fc4e00ad75514c3a9dde09338552b89a8c diff --git a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh index eefe1fed5d..de003e3d23 100644 --- a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh +++ b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh @@ -1,6 +1,7 @@ #!/bin/sh . /lib/netifd/netifd-wireless.sh . /lib/netifd/hostapd.sh +. /lib/netifd/mac80211.sh init_wireless_driver "$@" @@ -14,63 +15,323 @@ MP_CONFIG_INT="mesh_retry_timeout mesh_confirm_timeout mesh_holding_timeout mesh MP_CONFIG_BOOL="mesh_auto_open_plinks mesh_fwding" MP_CONFIG_STRING="mesh_power_mode" +NEWAPLIST= +OLDAPLIST= +NEWSPLIST= +OLDSPLIST= +NEWUMLIST= +OLDUMLIST= + drv_mac80211_init_device_config() { hostapd_common_add_device_config - config_add_string path phy macaddr + config_add_string path phy 'macaddr:macaddr' config_add_string hwmode + config_add_string tx_burst + config_add_string distance config_add_int beacon_int chanbw frag rts config_add_int rxantenna txantenna antenna_gain txpower - config_add_boolean noscan + config_add_boolean noscan ht_coex acs_exclude_dfs config_add_array ht_capab + config_add_array channels + config_add_boolean \ + rxldpc \ + short_gi_80 \ + short_gi_160 \ + tx_stbc_2by1 \ + su_beamformer \ + su_beamformee \ + mu_beamformer \ + mu_beamformee \ + vht_txop_ps \ + htc_vht \ + rx_antenna_pattern \ + tx_antenna_pattern + config_add_int vht_max_a_mpdu_len_exp vht_max_mpdu vht_link_adapt vht160 rx_stbc tx_stbc + config_add_boolean \ + ldpc \ + greenfield \ + short_gi_20 \ + short_gi_40 \ + max_amsdu \ + dsss_cck_40 } drv_mac80211_init_iface_config() { hostapd_common_add_bss_config - config_add_string macaddr + config_add_string 'macaddr:macaddr' ifname - config_add_boolean wds powersave + config_add_boolean wds powersave enable + config_add_string wds_bridge config_add_int maxassoc config_add_int max_listen_int - config_add_int dtim_interval + config_add_int dtim_period + config_add_int start_disabled # mesh + config_add_string mesh_id config_add_int $MP_CONFIG_INT config_add_boolean $MP_CONFIG_BOOL config_add_string $MP_CONFIG_STRING } +mac80211_add_capabilities() { + local __var="$1"; shift + local __mask="$1"; shift + local __out= oifs + + oifs="$IFS" + IFS=: + for capab in "$@"; do + set -- $capab + + [ "$(($4))" -gt 0 ] || continue + [ "$(($__mask & $2))" -eq "$((${3:-$2}))" ] || continue + __out="$__out[$1]" + done + IFS="$oifs" + + export -n -- "$__var=$__out" +} + mac80211_hostapd_setup_base() { local phy="$1" json_select config [ "$auto_channel" -gt 0 ] && channel=acs_survey + [ "$auto_channel" -gt 0 ] && json_get_values channel_list channels + + [ "$auto_channel" -gt 0 ] && json_get_vars acs_exclude_dfs + [ -n "$acs_exclude_dfs" ] && [ "$acs_exclude_dfs" -gt 0 ] && + append base_cfg "acs_exclude_dfs=1" "$N" + + json_get_vars noscan ht_coex + json_get_values ht_capab_list ht_capab tx_burst + + set_default noscan 0 + + [ "$noscan" -gt 0 ] && hostapd_noscan=1 + [ "$tx_burst" = 0 ] && tx_burst= + + ieee80211n=1 + ht_capab= + case "$htmode" in + VHT20|HT20) ;; + HT40*|VHT40|VHT80|VHT160) + case "$hwmode" in + a) + case "$(( ($channel / 4) % 2 ))" in + 1) ht_capab="[HT40+]";; + 0) ht_capab="[HT40-]";; + esac + ;; + *) + case "$htmode" in + HT40+) ht_capab="[HT40+]";; + HT40-) ht_capab="[HT40-]";; + *) + if [ "$channel" -lt 7 ]; then + ht_capab="[HT40+]" + else + ht_capab="[HT40-]" + fi + ;; + esac + ;; + esac + [ "$auto_channel" -gt 0 ] && ht_capab="[HT40+]" + ;; + *) ieee80211n= ;; + esac - [ "$enable_ht" -gt 0 ] && { - json_get_vars noscan htmode - json_get_values ht_capab_list ht_capab - + [ -n "$ieee80211n" ] && { append base_cfg "ieee80211n=1" "$N" - ht_capab= - [ -n "$htmode" ] && ht_capab="[$htmode]" - for cap in $ht_capab_list; do - ht_capab="$ht_capab[$cap]" + set_default ht_coex 0 + append base_cfg "ht_coex=$ht_coex" "$N" + + json_get_vars \ + ldpc:1 \ + greenfield:0 \ + short_gi_20:1 \ + short_gi_40:1 \ + tx_stbc:1 \ + rx_stbc:3 \ + max_amsdu:1 \ + dsss_cck_40:1 + + ht_cap_mask=0 + for cap in $(iw phy "$phy" info | grep 'Capabilities:' | cut -d: -f2); do + ht_cap_mask="$(($ht_cap_mask | $cap))" done + cap_rx_stbc=$((($ht_cap_mask >> 8) & 3)) + [ "$rx_stbc" -lt "$cap_rx_stbc" ] && cap_rx_stbc="$rx_stbc" + ht_cap_mask="$(( ($ht_cap_mask & ~(0x300)) | ($cap_rx_stbc << 8) ))" + + mac80211_add_capabilities ht_capab_flags $ht_cap_mask \ + LDPC:0x1::$ldpc \ + GF:0x10::$greenfield \ + SHORT-GI-20:0x20::$short_gi_20 \ + SHORT-GI-40:0x40::$short_gi_40 \ + TX-STBC:0x80::$tx_stbc \ + RX-STBC1:0x300:0x100:1 \ + RX-STBC12:0x300:0x200:1 \ + RX-STBC123:0x300:0x300:1 \ + MAX-AMSDU-7935:0x800::$max_amsdu \ + DSSS_CCK-40:0x1000::$dsss_cck_40 + + ht_capab="$ht_capab$ht_capab_flags" [ -n "$ht_capab" ] && append base_cfg "ht_capab=$ht_capab" "$N" } + # 802.11ac + enable_ac=0 + idx="$channel" + case "$htmode" in + VHT20) enable_ac=1;; + VHT40) + case "$(( ($channel / 4) % 2 ))" in + 1) idx=$(($channel + 2));; + 0) idx=$(($channel - 2));; + esac + enable_ac=1 + append base_cfg "vht_oper_chwidth=0" "$N" + append base_cfg "vht_oper_centr_freq_seg0_idx=$idx" "$N" + ;; + VHT80) + case "$(( ($channel / 4) % 4 ))" in + 1) idx=$(($channel + 6));; + 2) idx=$(($channel + 2));; + 3) idx=$(($channel - 2));; + 0) idx=$(($channel - 6));; + esac + enable_ac=1 + append base_cfg "vht_oper_chwidth=1" "$N" + append base_cfg "vht_oper_centr_freq_seg0_idx=$idx" "$N" + ;; + VHT160) + case "$channel" in + 36|40|44|48|52|56|60|64) idx=50;; + 100|104|108|112|116|120|124|128) idx=114;; + esac + enable_ac=1 + append base_cfg "vht_oper_chwidth=2" "$N" + append base_cfg "vht_oper_centr_freq_seg0_idx=$idx" "$N" + ;; + esac + + if [ "$enable_ac" != "0" ]; then + json_get_vars \ + rxldpc:1 \ + short_gi_80:1 \ + short_gi_160:1 \ + tx_stbc_2by1:1 \ + su_beamformer:1 \ + su_beamformee:1 \ + mu_beamformer:1 \ + mu_beamformee:1 \ + vht_txop_ps:1 \ + htc_vht:1 \ + rx_antenna_pattern:1 \ + tx_antenna_pattern:1 \ + vht_max_a_mpdu_len_exp:7 \ + vht_max_mpdu:11454 \ + rx_stbc:4 \ + vht_link_adapt:3 \ + vht160:2 + + set_default tx_burst 2.0 + append base_cfg "ieee80211ac=1" "$N" + vht_cap=0 + for cap in $(iw phy "$phy" info | awk -F "[()]" '/VHT Capabilities/ { print $2 }'); do + vht_cap="$(($vht_cap | $cap))" + done + + cap_rx_stbc=$((($vht_cap >> 8) & 7)) + [ "$rx_stbc" -lt "$cap_rx_stbc" ] && cap_rx_stbc="$rx_stbc" + vht_cap="$(( ($vht_cap & ~(0x700)) | ($cap_rx_stbc << 8) ))" + + mac80211_add_capabilities vht_capab $vht_cap \ + RXLDPC:0x10::$rxldpc \ + SHORT-GI-80:0x20::$short_gi_80 \ + SHORT-GI-160:0x40::$short_gi_160 \ + TX-STBC-2BY1:0x80::$tx_stbc_2by1 \ + SU-BEAMFORMER:0x800::$su_beamformer \ + SU-BEAMFORMEE:0x1000::$su_beamformee \ + MU-BEAMFORMER:0x80000::$mu_beamformer \ + MU-BEAMFORMEE:0x100000::$mu_beamformee \ + VHT-TXOP-PS:0x200000::$vht_txop_ps \ + HTC-VHT:0x400000::$htc_vht \ + RX-ANTENNA-PATTERN:0x10000000::$rx_antenna_pattern \ + TX-ANTENNA-PATTERN:0x20000000::$tx_antenna_pattern \ + RX-STBC-1:0x700:0x100:1 \ + RX-STBC-12:0x700:0x200:1 \ + RX-STBC-123:0x700:0x300:1 \ + RX-STBC-1234:0x700:0x400:1 \ + + # supported Channel widths + vht160_hw=0 + [ "$(($vht_cap & 12))" -eq 4 -a 1 -le "$vht160" ] && \ + vht160_hw=1 + [ "$(($vht_cap & 12))" -eq 8 -a 2 -le "$vht160" ] && \ + vht160_hw=2 + [ "$vht160_hw" = 1 ] && vht_capab="$vht_capab[VHT160]" + [ "$vht160_hw" = 2 ] && vht_capab="$vht_capab[VHT160-80PLUS80]" + + # maximum MPDU length + vht_max_mpdu_hw=3895 + [ "$(($vht_cap & 3))" -ge 1 -a 7991 -le "$vht_max_mpdu" ] && \ + vht_max_mpdu_hw=7991 + [ "$(($vht_cap & 3))" -ge 2 -a 11454 -le "$vht_max_mpdu" ] && \ + vht_max_mpdu_hw=11454 + [ "$vht_max_mpdu_hw" != 3895 ] && \ + vht_capab="$vht_capab[MAX-MPDU-$vht_max_mpdu_hw]" + + # maximum A-MPDU length exponent + vht_max_a_mpdu_len_exp_hw=0 + [ "$(($vht_cap & 58720256))" -ge 8388608 -a 1 -le "$vht_max_a_mpdu_len_exp" ] && \ + vht_max_a_mpdu_len_exp_hw=1 + [ "$(($vht_cap & 58720256))" -ge 16777216 -a 2 -le "$vht_max_a_mpdu_len_exp" ] && \ + vht_max_a_mpdu_len_exp_hw=2 + [ "$(($vht_cap & 58720256))" -ge 25165824 -a 3 -le "$vht_max_a_mpdu_len_exp" ] && \ + vht_max_a_mpdu_len_exp_hw=3 + [ "$(($vht_cap & 58720256))" -ge 33554432 -a 4 -le "$vht_max_a_mpdu_len_exp" ] && \ + vht_max_a_mpdu_len_exp_hw=4 + [ "$(($vht_cap & 58720256))" -ge 41943040 -a 5 -le "$vht_max_a_mpdu_len_exp" ] && \ + vht_max_a_mpdu_len_exp_hw=5 + [ "$(($vht_cap & 58720256))" -ge 50331648 -a 6 -le "$vht_max_a_mpdu_len_exp" ] && \ + vht_max_a_mpdu_len_exp_hw=6 + [ "$(($vht_cap & 58720256))" -ge 58720256 -a 7 -le "$vht_max_a_mpdu_len_exp" ] && \ + vht_max_a_mpdu_len_exp_hw=7 + vht_capab="$vht_capab[MAX-A-MPDU-LEN-EXP$vht_max_a_mpdu_len_exp_hw]" + + # whether or not the STA supports link adaptation using VHT variant + vht_link_adapt_hw=0 + [ "$(($vht_cap & 201326592))" -ge 134217728 -a 2 -le "$vht_link_adapt" ] && \ + vht_link_adapt_hw=2 + [ "$(($vht_cap & 201326592))" -ge 201326592 -a 3 -le "$vht_link_adapt" ] && \ + vht_link_adapt_hw=3 + [ "$vht_link_adapt_hw" != 0 ] && \ + vht_capab="$vht_capab[VHT-LINK-ADAPT-$vht_link_adapt_hw]" + + [ -n "$vht_capab" ] && append base_cfg "vht_capab=$vht_capab" "$N" + fi + hostapd_prepare_device_config "$hostapd_conf_file" nl80211 cat >> "$hostapd_conf_file" <> $hostapd_conf_file } mac80211_hostapd_setup_bss() { @@ -83,10 +344,16 @@ mac80211_hostapd_setup_bss() { append hostapd_cfg "$type=$ifname" "$N" hostapd_set_bss_options hostapd_cfg "$vif" || return 1 - json_get_vars wds dtim_period max_listen_int + json_get_vars wds wds_bridge dtim_period max_listen_int start_disabled - [ "$wds" -gt 0 ] && append hostapd_cfg "wds_sta=1" "$N" - [ "$staidx" -gt 0 ] && append hostapd_cfg "start_disabled=1" "$N" + set_default wds 0 + set_default start_disabled 0 + + [ "$wds" -gt 0 ] && { + append hostapd_cfg "wds_sta=1" "$N" + [ -n "$wds_bridge" ] && append hostapd_cfg "wds_bridge=$wds_bridge" "$N" + } + [ "$staidx" -gt 0 -o "$start_disabled" -eq 1 ] && append hostapd_cfg "start_disabled=1" "$N" cat >> /var/run/hostapd-$phy.conf </dev/null 2>&1 + rc="$?" + + [ "$rc" = 233 ] && { + # Device might have just been deleted, give the kernel some time to finish cleaning it up + sleep 1 + + iw phy "$phy" interface add "$ifname" type "$type" $wdsflag >/dev/null 2>&1 + rc="$?" + } + + [ "$rc" = 233 ] && { + # Keep matching pre-existing interface + [ -d "/sys/class/ieee80211/${phy}/device/net/${ifname}" ] && \ + case "$(iw dev $ifname info | grep "^\ttype" | cut -d' ' -f2- 2>/dev/null)" in + "AP") + [ "$type" = "__ap" ] && rc=0 + ;; + "IBSS") + [ "$type" = "adhoc" ] && rc=0 + ;; + "managed") + [ "$type" = "managed" ] && rc=0 + ;; + "mesh point") + [ "$type" = "mp" ] && rc=0 + ;; + "monitor") + [ "$type" = "monitor" ] && rc=0 + ;; + esac + } + + [ "$rc" = 233 ] && { + iw dev "$ifname" del >/dev/null 2>&1 + [ "$?" = 0 ] && { + sleep 1 + + iw phy "$phy" interface add "$ifname" type "$type" $wdsflag >/dev/null 2>&1 + rc="$?" + } + } + + [ "$rc" != 0 ] && { + # Device might not support virtual interfaces, so the interface never got deleted in the first place. + # Check if the interface already exists, and avoid failing in this case. + [ -d "/sys/class/ieee80211/${phy}/device/net/${ifname}" ] && rc=0 + } + + [ "$rc" != 0 ] && { + # Device doesn't support virtual interfaces and may have existing interface other than ifname. + oldifname="$(basename "/sys/class/ieee80211/${phy}/device/net"/* 2>/dev/null)" + [ "$oldifname" ] && ip link set "$oldifname" name "$ifname" 1>/dev/null 2>&1 + rc="$?" + } + + [ "$rc" != 0 ] && wireless_setup_failed INTERFACE_CREATION_FAILED + return $rc +} + mac80211_prepare_vif() { json_select config - json_get_vars ifname mode ssid wds powersave macaddr + json_get_vars ifname mode ssid wds powersave macaddr enable wpa_psk_file vlan_file [ -n "$ifname" ] || ifname="wlan${phy#phy}${if_idx:+-$if_idx}" if_idx=$((${if_idx:-0} + 1)) @@ -171,12 +524,18 @@ mac80211_prepare_vif() { json_add_object data json_add_string ifname "$ifname" json_close_object + + [ "$mode" == "ap" ] && { + [ -z "$wpa_psk_file" ] && hostapd_set_psk "$ifname" + [ -z "$vlan_file" ] && hostapd_set_vlan "$ifname" + } + json_select config # It is far easier to delete and create the desired interface case "$mode" in adhoc) - iw phy "$phy" interface add "$ifname" type adhoc + mac80211_iw_interface_add "$phy" "$ifname" adhoc || return ;; ap) # Hostapd will handle recreating the interface and @@ -189,27 +548,28 @@ mac80211_prepare_vif() { mac80211_hostapd_setup_bss "$phy" "$ifname" "$macaddr" "$type" || return + NEWAPLIST="${NEWAPLIST}$ifname " [ -n "$hostapd_ctrl" ] || { - iw phy "$phy" interface add "$ifname" type managed + ap_ifname="${ifname}" 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 + mac80211_iw_interface_add "$phy" "$ifname" mp || return ;; monitor) - iw phy "$phy" interface add "$ifname" type monitor + mac80211_iw_interface_add "$phy" "$ifname" monitor || return ;; sta) local wdsflag= - staidx="$(($staidx + 1))" + [ "$enable" = 0 ] || staidx="$(($staidx + 1))" [ "$wds" -gt 0 ] && wdsflag="4addr on" - iw phy "$phy" interface add "$ifname" type managed $wdsflag + mac80211_iw_interface_add "$phy" "$ifname" managed "$wdsflag" || return + if [ "$wds" -gt 0 ]; then + iw "$ifname" set 4addr on + else + iw "$ifname" set 4addr off + fi [ "$powersave" -gt 0 ] && powersave="on" || powersave="off" iw "$ifname" set power_save "$powersave" ;; @@ -217,7 +577,7 @@ mac80211_prepare_vif() { case "$mode" in monitor|mesh) - [ "$auto_channel" -gt 0 ] || iw dev "$ifname" set channel "$channel" $htmode + [ "$auto_channel" -gt 0 ] || iw dev "$ifname" set channel "$channel" $iw_htmode ;; esac @@ -226,23 +586,126 @@ mac80211_prepare_vif() { # All interfaces must have unique mac addresses # which can either be explicitly set in the device # section, or automatically generated - ifconfig "$ifname" hw ether "$macaddr" + ip link set dev "$ifname" address "$macaddr" fi json_select .. } mac80211_setup_supplicant() { - wpa_supplicant_prepare_interface "$ifname" nl80211 || return 1 - wpa_supplicant_add_network "$ifname" - wpa_supplicant_run "$ifname" ${hostapd_ctrl:+-H $hostapd_ctrl} + local enable=$1 + local add_sp=0 + local spobj="$(ubus -S list | grep wpa_supplicant.${ifname})" + + [ "$enable" = 0 ] && { + ubus call wpa_supplicant.${phy} config_del "{\"iface\":\"$ifname\"}" + ip link set dev "$ifname" down + iw dev "$ifname" del + return 0 + } + + wpa_supplicant_prepare_interface "$ifname" nl80211 || { + iw dev "$ifname" del + return 1 + } + if [ "$mode" = "sta" ]; then + wpa_supplicant_add_network "$ifname" + else + wpa_supplicant_add_network "$ifname" "$freq" "$htmode" "$noscan" + fi + + NEWSPLIST="${NEWSPLIST}$ifname " + + if [ "${NEWAPLIST%% *}" != "${OLDAPLIST%% *}" ]; then + [ "$spobj" ] && ubus call wpa_supplicant config_remove "{\"iface\":\"$ifname\"}" + add_sp=1 + fi + [ -z "$spobj" ] && add_sp=1 + + NEW_MD5_SP=$(test -e "${_config}" && md5sum ${_config}) + OLD_MD5_SP=$(uci -q -P /var/state get wireless._${phy}.md5_${ifname}) + if [ "$add_sp" = "1" ]; then + wpa_supplicant_run "$ifname" "$hostapd_ctrl" + else + [ "${NEW_MD5_SP}" == "${OLD_MD5_SP}" ] || ubus call $spobj reload + fi + uci -q -P /var/state set wireless._${phy}.md5_${ifname}="${NEW_MD5_SP}" + return 0 +} + +mac80211_setup_supplicant_noctl() { + local enable=$1 + local spobj="$(ubus -S list | grep wpa_supplicant.${ifname})" + wpa_supplicant_prepare_interface "$ifname" nl80211 || { + iw dev "$ifname" del + return 1 + } + + wpa_supplicant_add_network "$ifname" "$freq" "$htmode" "$noscan" + + NEWSPLIST="${NEWSPLIST}$ifname " + [ "$enable" = 0 ] && { + ubus call wpa_supplicant config_remove "{\"iface\":\"$ifname\"}" + ip link set dev "$ifname" down + return 0 + } + if [ -z "$spobj" ]; then + wpa_supplicant_run "$ifname" + else + ubus call $spobj reload + fi +} + +mac80211_prepare_iw_htmode() { + case "$htmode" in + VHT20|HT20) iw_htmode=HT20;; + HT40*|VHT40|VHT160) + case "$hwmode" in + a) + case "$(( ($channel / 4) % 2 ))" in + 1) iw_htmode="HT40+" ;; + 0) iw_htmode="HT40-";; + esac + ;; + *) + case "$htmode" in + HT40+) iw_htmode="HT40+";; + HT40-) iw_htmode="HT40-";; + *) + if [ "$channel" -lt 7 ]; then + iw_htmode="HT40+" + else + iw_htmode="HT40-" + fi + ;; + esac + ;; + esac + [ "$auto_channel" -gt 0 ] && iw_htmode="HT40+" + ;; + VHT80) + iw_htmode="80MHZ" + ;; + NONE|NOHT) + iw_htmode="NOHT" + ;; + *) iw_htmode="" ;; + esac } mac80211_setup_adhoc() { - json_get_vars bssid ssid basic_rate key + local enable=$1 + json_get_vars bssid ssid key mcast_rate + + NEWUMLIST="${NEWUMLIST}$ifname " + + [ "$enable" = 0 ] && { + ip link set dev "$ifname" down + return 0 + } keyspec= - [ "$auth_type" == "wep" ] && { + [ "$auth_type" = "wep" ] && { set_default key 1 case "$key" in [1234]) @@ -264,23 +727,44 @@ mac80211_setup_adhoc() { } brstr= - for br in $basic_rate; do - hostapd_add_rate brstr "$br" + for br in $basic_rate_list; do + wpa_supplicant_add_rate brstr "$br" done mcval= - [ -n "$mcast_rate" ] && hostapd_add_rate mcval "$mcast_rate" + [ -n "$mcast_rate" ] && wpa_supplicant_add_rate mcval "$mcast_rate" - iw dev "$ifname" ibss join "$ssid" $freq $htmode \ - ${fixed:+fixed-freq} $bssid \ - ${beacon_int:+beacon-interval $beacon_int} \ + iw dev "$ifname" ibss join "$ssid" $freq $iw_htmode fixed-freq $bssid \ + beacon-interval $beacon_int \ ${brstr:+basic-rates $brstr} \ ${mcval:+mcast-rate $mcval} \ ${keyspec:+keys $keyspec} } +mac80211_setup_mesh() { + local enable=$1 + json_get_vars ssid mesh_id mcast_rate + + NEWUMLIST="${NEWUMLIST}$ifname " + + [ "$enable" = 0 ] && { + ip link set dev "$ifname" down + return 0 + } + + mcval= + [ -n "$mcast_rate" ] && wpa_supplicant_add_rate mcval "$mcast_rate" + [ -n "$mesh_id" ] && ssid="$mesh_id" + + iw dev "$ifname" mesh join "$ssid" freq $freq $iw_htmode \ + ${mcval:+mcast-rate $mcval} \ + beacon-interval $beacon_int +} + mac80211_setup_vif() { local name="$1" + local failed + local action=up json_select data json_get_vars ifname @@ -288,35 +772,45 @@ mac80211_setup_vif() { json_select config json_get_vars mode - json_get_var vif_txpower txpower - - ifconfig "$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" + json_get_var vif_txpower + json_get_var vif_enable enable 1 + + [ "$vif_enable" = 1 ] || action=down + if [ "$mode" != "ap" ] || [ "$ifname" = "$ap_ifname" ]; then + ip link set dev "$ifname" "$action" || { + wireless_setup_vif_failed IFUP_ERROR + json_select .. + return + } + [ -z "$vif_txpower" ] || iw dev "$ifname" set txpower fixed "${vif_txpower%%.*}00" + fi case "$mode" in mesh) + wireless_vif_parse_encryption + [ -z "$htmode" ] && htmode="NOHT"; + freq="$(get_freq "$phy" "$channel")" + if [ "$wpa" -gt 0 -o "$auto_channel" -gt 0 ] || chan_is_dfs "$phy" "$channel"; then + mac80211_setup_supplicant $vif_enable || failed=1 + else + mac80211_setup_mesh $vif_enable + fi 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 [ "$wpa" -gt 0 ]; then - mac80211_setup_supplicant || failed=1 + if [ "$wpa" -gt 0 -o "$auto_channel" -gt 0 ]; then + freq="$(get_freq "$phy" "$channel")" + mac80211_setup_supplicant_noctl $vif_enable || failed=1 else - mac80211_setup_adhoc + mac80211_setup_adhoc $vif_enable fi ;; sta) - mac80211_setup_supplicant || failed=1 + mac80211_setup_supplicant $vif_enable || failed=1 ;; esac @@ -330,15 +824,38 @@ get_freq() { iw "$phy" info | grep -E -m1 "(\* ${chan:-....} MHz${chan:+|\\[$chan\\]})" | grep MHz | awk '{print $2}' } -mac80211_interface_cleanup() { +chan_is_dfs() { local phy="$1" + local chan="$2" + iw "$phy" info | grep -E -m1 "(\* ${chan:-....} MHz${chan:+|\\[$chan\\]})" | grep -q "MHz.*radar detection" + return $! +} - for wdev in $(list_phy_interfaces "$phy"); do - ifconfig "$wdev" down 2>/dev/null +mac80211_vap_cleanup() { + local service="$1" + local vaps="$2" + + for wdev in $vaps; do + [ "$service" != "none" ] && ubus call ${service} config_remove "{\"iface\":\"$wdev\"}" + ip link set dev "$wdev" down 2>/dev/null iw dev "$wdev" del done } +mac80211_interface_cleanup() { + local phy="$1" + local primary_ap=$(uci -q -P /var/state get wireless._${phy}.aplist) + primary_ap=${primary_ap%% *} + + mac80211_vap_cleanup hostapd "${primary_ap}" + mac80211_vap_cleanup wpa_supplicant "$(uci -q -P /var/state get wireless._${phy}.splist)" + mac80211_vap_cleanup none "$(uci -q -P /var/state get wireless._${phy}.umlist)" +} + +mac80211_set_noscan() { + hostapd_noscan=1 +} + drv_mac80211_cleanup() { hostapd_common_cleanup } @@ -350,7 +867,8 @@ drv_mac80211_setup() { country chanbw distance \ txpower antenna_gain \ rxantenna txantenna \ - frag rts beacon_int + frag rts beacon_int:100 htmode + json_get_values basic_rate_list basic_rate json_select .. find_phy || { @@ -359,8 +877,32 @@ drv_mac80211_setup() { return 1 } - wireless_set_data phy="$phy" - mac80211_interface_cleanup "$phy" + [ -z "$(uci -q -P /var/state show wireless._${phy})" ] && { + uci -q -P /var/state set wireless._${phy}=phy + wireless_set_data phy="$phy" + } + + OLDAPLIST=$(uci -q -P /var/state get wireless._${phy}.aplist) + OLDSPLIST=$(uci -q -P /var/state get wireless._${phy}.splist) + OLDUMLIST=$(uci -q -P /var/state get wireless._${phy}.umlist) + + local wdev + local cwdev + local found + + for wdev in $(list_phy_interfaces "$phy"); do + found=0 + for cwdev in $OLDAPLIST $OLDSPLIST $OLDUMLIST; do + if [ "$wdev" = "$cwdev" ]; then + found=1 + break + fi + done + if [ "$found" = "0" ]; then + ip link set dev "$wdev" down + iw dev "$wdev" del + fi + done # convert channel to frequency [ "$auto_channel" -gt 0 ] || freq="$(get_freq "$phy" "$channel")" @@ -379,49 +921,112 @@ drv_mac80211_setup() { staidx=0 [ -n "$chanbw" ] && { - for file in /sys/kernel/debug/ieee80211/$phy/ath9k/chanbw /sys/kernel/debug/ieee80211/$phy/ath5k/bwmode; do + for file in /sys/kernel/debug/ieee80211/$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 rxantenna 0xffffffff + set_default txantenna 0xffffffff set_default distance 0 set_default antenna_gain 0 + [ "$txantenna" = "all" ] && txantenna=0xffffffff + [ "$rxantenna" = "all" ] && rxantenna=0xffffffff + iw phy "$phy" set antenna $txantenna $rxantenna >/dev/null 2>&1 - iw phy "$phy" set antenna_gain $antenna_gain - iw phy "$phy" set distance "$distance" + iw phy "$phy" set antenna_gain $antenna_gain >/dev/null 2>&1 + iw phy "$phy" set distance "$distance" >/dev/null 2>&1 + + if [ -n "$txpower" ]; then + iw phy "$phy" set txpower fixed "${txpower%%.*}00" + else + iw phy "$phy" set txpower auto + fi [ -n "$frag" ] && iw phy "$phy" set frag "${frag%%.*}" [ -n "$rts" ] && iw phy "$phy" set rts "${rts%%.*}" has_ap= hostapd_ctrl= + ap_ifname= + hostapd_noscan= for_each_interface "ap" mac80211_check_ap rm -f "$hostapd_conf_file" + + for_each_interface "sta adhoc mesh" mac80211_set_noscan [ -n "$has_ap" ] && mac80211_hostapd_setup_base "$phy" + mac80211_prepare_iw_htmode for_each_interface "sta adhoc mesh monitor" mac80211_prepare_vif + NEWAPLIST= for_each_interface "ap" mac80211_prepare_vif - + NEW_MD5=$(test -e "${hostapd_conf_file}" && md5sum ${hostapd_conf_file}) + OLD_MD5=$(uci -q -P /var/state get wireless._${phy}.md5) + if [ "${NEWAPLIST}" != "${OLDAPLIST}" ]; then + mac80211_vap_cleanup hostapd "${OLDAPLIST}" + fi + [ -n "${NEWAPLIST}" ] && mac80211_iw_interface_add "$phy" "${NEWAPLIST%% *}" __ap + local add_ap=0 + local primary_ap=${NEWAPLIST%% *} [ -n "$hostapd_ctrl" ] && { - /usr/sbin/hostapd -P /var/run/wifi-$phy.pid -B "$hostapd_conf_file" + local no_reload=1 + if [ -n "$(ubus list | grep hostapd.$primary_ap)" ]; then + [ "${NEW_MD5}" = "${OLD_MD5}" ] || { + ubus call hostapd.$primary_ap reload + no_reload=$? + if [ "$no_reload" != "0" ]; then + mac80211_vap_cleanup hostapd "${OLDAPLIST}" + mac80211_vap_cleanup wpa_supplicant "$(uci -q -P /var/state get wireless._${phy}.splist)" + mac80211_vap_cleanup none "$(uci -q -P /var/state get wireless._${phy}.umlist)" + sleep 2 + mac80211_iw_interface_add "$phy" "${NEWAPLIST%% *}" __ap + for_each_interface "sta adhoc mesh monitor" mac80211_prepare_vif + fi + } + fi + if [ "$no_reload" != "0" ]; then + add_ap=1 + ubus wait_for hostapd + ubus call hostapd config_add "{\"iface\":\"$primary_ap\", \"config\":\"${hostapd_conf_file}\"}" + local hostapd_pid=$(ubus call service list '{"name": "hostapd"}' | jsonfilter -l 1 -e "@['hostapd'].instances['hostapd'].pid") + wireless_add_process "$hostapd_pid" "/usr/sbin/hostapd" 1 + fi ret="$?" - wireless_add_process "$(cat /var/run/wifi-$phy.pid)" "/usr/sbin/hostapd" 1 [ "$ret" != 0 ] && { wireless_setup_failed HOSTAPD_START_FAILED return } } + uci -q -P /var/state set wireless._${phy}.aplist="${NEWAPLIST}" + uci -q -P /var/state set wireless._${phy}.md5="${NEW_MD5}" + + [ "${add_ap}" = 1 ] && sleep 1 + for_each_interface "ap" mac80211_setup_vif + + NEWSPLIST= + NEWUMLIST= + + for_each_interface "sta adhoc mesh monitor" mac80211_setup_vif - for_each_interface "ap sta adhoc mesh monitor" mac80211_setup_vif + uci -q -P /var/state set wireless._${phy}.splist="${NEWSPLIST}" + uci -q -P /var/state set wireless._${phy}.umlist="${NEWUMLIST}" + local foundvap + local dropvap="" + for oldvap in $OLDSPLIST; do + foundvap=0 + for newvap in $NEWSPLIST; do + [ "$oldvap" = "$newvap" ] && foundvap=1 + done + [ "$foundvap" = "0" ] && dropvap="$dropvap $oldvap" + done + [ -n "$dropvap" ] && mac80211_vap_cleanup wpa_supplicant "$dropvap" wireless_set_up } -list_phy_interfaces() { +_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; @@ -430,6 +1035,15 @@ list_phy_interfaces() { fi } +list_phy_interfaces() { + local phy="$1" + + for dev in $(_list_phy_interfaces "$phy"); do + readlink "/sys/class/net/${dev}/phy80211" | grep -q "/${phy}\$" || continue + echo "$dev" + done +} + drv_mac80211_teardown() { wireless_process_kill_all @@ -438,6 +1052,7 @@ drv_mac80211_teardown() { json_select .. mac80211_interface_cleanup "$phy" + uci -q -P /var/state revert wireless._${phy} } add_driver mac80211