mirror of https://github.com/aredn/aredn.git
42 lines
1.3 KiB
Bash
42 lines
1.3 KiB
Bash
#!/bin/sh
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# Fix mac addresses as necessary
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fix=""
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eth0=$(ifconfig eth0 2> /dev/null | grep HWaddr | sed s/^.*HWaddr\ // | sed s/\ //g)
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wlan0=$(ifconfig wlan0 2> /dev/null | grep HWaddr | sed s/^.*HWaddr\ // | sed s/\ //g)
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brlan=$(ifconfig br-lan 2> /dev/null | grep HWaddr | sed s/^.*HWaddr\ // | sed s/\ //g)
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boardid=$(/usr/local/bin/get_boardid)
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mfg=$(/usr/local/bin/get_hardware_mfg)
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if [ "$eth0" = "$wlan0" -a "$eth0" != "" ]; then
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fix="lan wan dtdlink"
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elif [ "$wlan0" = "" ]; then
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fix="lan"
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elif [ "$brlan" = "00:03:7F:11:23:C6" ]; then # Fix AR300M
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fix="lan"
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elif [ "$mfg" = "MikroTik" ]; then # Fix all MikroTiks
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fix="lan wan dtdlink"
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fi
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mkdir -p /etc/aredn_include
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list=""
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for i in $fix
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do
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if [ ! -s /etc/aredn_include/fixedmac.$i ]; then
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# Some mac addresses are stored in /etc/board.json
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mac=$(jsonfilter -i /etc/board.json -e @.network.$i.macaddr 2> /dev/null | awk '{print toupper($0)}')
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if [[ "$list" =~ "#$mac#" ]]; then
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# Dont allow reuse
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mac=""
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fi
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if [ "$mac" = "" ]; then
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# Generate a safe mac address
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mac=$(hexdump -n5 -e'/5 "02" 5/1 ":%02X"' /dev/random)
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fi
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echo -e "\toption\tmacaddr\t$mac" > /etc/aredn_include/fixedmac.$i
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list="$list#$mac#"
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fi
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done
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