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336 lines
8.1 KiB
Bash
336 lines
8.1 KiB
Bash
4 years ago
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#!/bin/sh
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# Copyright (c) 2013 Qualcomm Atheros, Inc.
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#
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# All Rights Reserved.
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# Qualcomm Atheros Confidential and Proprietary.
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ACD_DEBUG_OUTOUT=0
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ACD_SWITCH_CONFIG_COMMAND=swconfig
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. /lib/functions.sh
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. /lib/functions/hyfi-iface.sh
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. /lib/functions/hyfi-network.sh
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local link prev_link=2 router_detected=0 gw_iface="" gw_switch_port=""
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local ieee1905managed switch_iface="" vlan_group="" switch_ports
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local cpu_portmap=0
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local start_mode="init"
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__acd_echo() {
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if [ "$ACD_DEBUG_OUTOUT" -gt 0 ]; then
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echo "$1" > /dev/console
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else
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echo "$1"
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fi
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}
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__acd_find_switch() {
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local vlan_grp
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__hyfi_get_switch_iface switch_iface
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if [ -n "$switch_iface" ]; then
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$ACD_SWITCH_CONFIG_COMMAND dev switch0 set flush_arl 2>/dev/null
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vlan_grp="`echo $ether_iface | awk -F. '{print $2}' 2>/dev/null`"
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fi
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if [ -z "$vlan_grp" ]; then
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vlan_group="1"
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else
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vlan_group="$vlan_grp"
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fi
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}
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__acd_get_switch_ports() {
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local local config="$1"
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local vlan_group="$2"
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local ports vlan cpu_port __cpu_portmap
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config_get vlan "$config" vlan
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config_get ports "$config" ports
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[ ! "$vlan" = "$vlan_group" ] && return
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cpu_port=`echo $ports | awk '{print $1}'`
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ports=`echo $ports | sed 's/'$cpu_port' //g'`
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eval "$3='$ports'"
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cpu_port=`echo $cpu_port | awk -Ft '{print $1}'`
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case $cpu_port in
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0) __cpu_portmap=0x01;;
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1) __cpu_portmap=0x02;;
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2) __cpu_portmap=0x04;;
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3) __cpu_portmap=0x08;;
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4) __cpu_portmap=0x10;;
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5) __cpu_portmap=0x20;;
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6) __cpu_portmap=0x40;;
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7) __cpu_portmap=0x80;;
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esac
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eval "$4='$__cpu_portmap'"
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}
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# __acd_check_links
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# input: $1 1905.1 managed bridge
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# output: $2 1 if link is up in at least 1 Ethernet port
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__acd_check_links() {
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local ether_ifaces_full ether_ifaces
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local ether_iface ret
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# Get all Ethernet interfaces
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hyfi_get_ether_ifaces $1 ether_ifaces_full
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hyfi_strip_list $ether_ifaces_full ether_ifaces
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for ether_iface in $ether_ifaces; do
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if [ "$switch_iface" = "$ether_iface" ]; then
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local port link_status
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for port in $switch_ports; do
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if [ -n "$gw_switch_port" -a "$gw_switch_port" = "$port" ]; then
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continue
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fi
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link_status=`$ACD_SWITCH_CONFIG_COMMAND dev switch0 port $port show | grep link | awk -F: '{print $NF}' 2>/dev/null`
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if [ ! "$link_status" = "down" ]; then
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# link is up
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eval "$2='1'"
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__acd_echo "acd: Link on port $port is UP"
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return
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fi
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done
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continue
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fi
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if [ -n "$gw_iface" -a "$gw_iface" = "$ether_iface" ]; then
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continue
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fi
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ret=`ifconfig $ether_iface | grep UP[A-Z' ']*RUNNING`
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if [ -n "$ret" ]; then
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#link is up
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eval "$2='1'"
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__acd_echo "acd: Link on interface $ether_iface is UP"
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return
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fi
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done
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eval "$2='0'"
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__acd_echo "acd: Link is DOWN"
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}
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__acd_check_gw_iface_link() {
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local ret
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if [ "$gw_iface" = "$switch_iface" ]; then
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local link_status
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link_status=`$ACD_SWITCH_CONFIG_COMMAND dev switch0 port $gw_switch_port show | grep link | awk -F: '{print $NF}'`
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if [ ! "$link_status" = "down" ]; then
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# link is up
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__acd_echo "acd: Link to GW UP"
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return 1
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fi
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else
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ret=`ifconfig $gw_iface | grep UP[A-Z' ']*RUNNING`
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[ -n "$ret" ] && return 1
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fi
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__acd_echo "acd: Link to GW DOWN"
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return 0
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}
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# __acd_check_gateway
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# input: $1 1905.1 managed bridge
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# output: $2 Gateway interface
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# returns: 1 if gateway is detected
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__acd_check_gateway() {
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local gw_ip gw_mac __gw_iface
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local ether_ifaces_full ether_ifaces
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local ether_iface ret
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gw_ip=`route | grep default | grep br-$1 | awk '{print $2}'`
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[ -z "$gw_ip" ] && return 0
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ping $gw_ip -c1 >/dev/null
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gw_mac=`cat /proc/net/arp | grep -w $gw_ip | awk '{print $4}'`
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[ -z "$gw_mac" ] && return 0
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__gw_iface=`hyctl getfdb br-$1 1024 | grep -i $gw_mac | awk '{print $4}'`
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[ -z "$__gw_iface" ] && return 0
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# Get all Ethernet interfaces
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hyfi_get_ether_ifaces $1 ether_ifaces_full
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hyfi_strip_list $ether_ifaces_full ether_ifaces
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# Check if this interface belongs to our network
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for ether_iface in $ether_ifaces; do
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if [ "$ether_iface" = "$__gw_iface" ]; then
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gw_iface=$__gw_iface
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__acd_echo "acd: Detected Gateway on interface $gw_iface"
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if [ "$ether_iface" = "$switch_iface" ]; then
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local portmap __gw_switch_port=99
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local __switch_iface="`echo $ether_iface | awk -F. '{print $1}' 2>/dev/null`"
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portmap=`$ACD_SWITCH_CONFIG_COMMAND dev $__switch_iface get dump_arl | grep -i $gw_mac | grep -v $cpu_portmap | awk '{print $NF}'`
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case $portmap in
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0x01) __gw_switch_port=0;;
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0x02) __gw_switch_port=1;;
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0x04) __gw_switch_port=2;;
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0x08) __gw_switch_port=3;;
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0x10) __gw_switch_port=4;;
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0x20) __gw_switch_port=5;;
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0x40) __gw_switch_port=6;;
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0x80) __gw_switch_port=7;;
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esac
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if [ "$__gw_switch_port" -eq 99 ]; then
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__acd_echo "acd: invalid port map $portmap"
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return 0
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fi
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gw_switch_port=$__gw_switch_port
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fi
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return 1
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fi
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done
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return 0
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}
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__acd_restart() {
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local __mode="$1"
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__acd_echo "acd: restart in $__mode mode"
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/etc/init.d/acd restart_in_${__mode}_mode
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exit 0
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}
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# __acd_disable_vaps
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# input: $1 config
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# input: $2 network
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# input: $3 mode: sta or ap
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# input: $4 1 - disable, 0 - enable
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# input-output: $5 change counter
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__acd_disable_vaps() {
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local config="$1"
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local mode network disabled
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local changed="$5"
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config_get mode "$config" mode
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config_get network "$config" network
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config_get disabled "$config" disabled
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if [ "$2" = "$network" -a "$3" = "$mode" -a ! "$4" = "$disabled" ]; then
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uci_set wireless $config disabled $4
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changed=$((changed + 1))
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eval "$5='$changed'"
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fi
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}
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# Get the IEEE1905.1 managed bridge name
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hyfi_get_ieee1905_managed_iface ieee1905managed
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__acd_find_switch $ieee1905managed
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[ -n "$switch_iface" ] && __acd_echo "acd: found switch on $switch_iface VLAN=$vlan_group"
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config_load network
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config_foreach __acd_get_switch_ports switch_vlan $vlan_group switch_ports cpu_portmap
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__acd_echo "acd: switch ports in the $ieee1905managed network: $switch_ports"
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local hyd_mode
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config_load hyd
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config_get hyd_mode config 'Mode'
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[ -n "$1" ] && start_mode="$1"
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__acd_echo "acd: Hy-Fi mode: $hyd_mode, start mode: $start_mode"
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__acd_check_gateway $ieee1905managed
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router_detected=$?
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if [ "$hyd_mode" = "HYROUTER" ]; then
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if [ "$router_detected" -eq 0 ]; then
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if [ ! "$start_mode" = "hr" ]; then
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__acd_restart hc
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else
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local retries=3
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while [ "$retries" -gt 0 ]; do
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__acd_check_gateway $ieee1905managed
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router_detected=$?
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[ "$router_detected" -gt 0 ] && break
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retries=$((retries -1))
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__acd_echo "acd: redetecting gateway ($retries retries left)"
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done
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if [ "$router_detected" -gt 0 ]; then
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__acd_restart hc
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fi
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fi
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fi
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else
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if [ "$router_detected" -eq 1 ]; then
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__acd_restart hr
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fi
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fi
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local config_changed
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while true; do
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config_changed=0
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if [ "$router_detected" -eq 0 ]; then
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__acd_check_gateway $ieee1905managed
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router_detected=$?
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if [ "$router_detected" -gt 0 ]; then
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__acd_restart hr
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fi
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else
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__acd_check_gw_iface_link
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if [ "$?" -eq 0 ]; then
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# Gateway is gone
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router_detected=0
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gw_iface=""
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gw_switch_port=""
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__acd_restart hc
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fi
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sleep 2;
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continue
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fi
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__acd_check_links $ieee1905managed link
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if [ ! "$prev_link" = "$link" ]; then
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if [ "$link" -gt 0 ]; then
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local disable_hc_mode
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config_load acd
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config_get disable_hc_mode config DisableHCMode
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config_load wireless
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if [ "$disable_hc_mode" -eq 0 ]; then
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# Link is up, turn off range extender
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config_foreach __acd_disable_vaps wifi-iface $ieee1905managed 'ap' '1' config_changed
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else
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config_foreach __acd_disable_vaps wifi-iface $ieee1905managed 'ap' '0' config_changed
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fi
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config_foreach __acd_disable_vaps wifi-iface $ieee1905managed 'sta' '0' config_changed
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else
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config_load wireless
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config_foreach __acd_disable_vaps wifi-iface $ieee1905managed 'sta' '0' config_changed
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config_foreach __acd_disable_vaps wifi-iface $ieee1905managed 'ap' '0' config_changed
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fi
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prev_link=link;
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if [ "$config_changed" -gt 0 ]; then
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uci commit wireless
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[ -f "/etc/init.d/hyd" ] && /etc/init.d/hyd stop
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[ -f "/etc/init.d/wsplcd" ] && /etc/init.d/wsplcd stop
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hyfi_network_restart
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fi
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fi
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sleep 2;
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done
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