forked from freifunk-franken/firmware
65 lines
2.1 KiB
Bash
Executable File
65 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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# first check is fff.autol3.ipv6 enabled
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if [ -z $(uci -q get fff.autol3.ipv6) ] ; then
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exit;
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fi
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. /usr/share/libubox/jshn.sh
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MACADDR=$(cat /sys/class/net/br-client/address | /bin/sed 's/://g')
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MQTTSERVER=$(uci -q get fff.mqtt.server)
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ASSIGNEROWN=$(uci -q get fff.autol3.ipv6assigner)
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IPOWN=$(uci -q get fff.autol3.ipv6address)
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asknew() {
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# Load Blocklist
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ipv6assignerblock=$(uci get fff.autol3.ipv6assignerblock)
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for ipv6assignerblock in $ipv6assignerblock; do
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block="$block -T /ipv6/usethis/+/$ipv6assignerblock"
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done
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echo $block
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mosquitto_pub -h $MQTTSERVER -p 1883 -t '/ipv6/asknew' -m "$MACADDR"
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# use the first income message
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# cancel after 5 second, after this time we don't get any IP address
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autol3config=$(mosquitto_sub -h $MQTTSERVER -p 1883 -t '/ipv6/usethis/#' -C 1 $block)
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if [ -z "$autol3config" ] ; then
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echo "No IP get"
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exit 1;
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fi
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json_load "$autol3config"
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json_get_var assigner assigner
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json_get_var ip ip
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uci set fff.autol3.ipv6address=$ip
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uci set fff.autol3.ipv6assigner=$assigner
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uci commit fff
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uci del gateway.@client[0].ip6addr
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uci add_list gateway.@client[0].ip6addr=$ip
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uci commit gateway
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yes | configure-layer3 -c
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configure-layer3 -a
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exit;
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}
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canusethis() {
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mosquitto_pub -h $MQTTSERVER -p 1883 -t /ipv6/canusethis/$ASSIGNEROWN -m "{ \"mac\":\"$MACADDR\", \"ip\":\"$IPOWN\" }"
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canusethisanswer=$(mosquitto_sub -h $MQTTSERVER -p 1883 -t /ipv6/canusethisanswer/$MACADDR -C 1 -W 5)
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# check if we get answer, if no load asknew again and get new ip address
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if [ -z $canusethisanswer ] ; then
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uci del fff.autol3.ipv6address
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uci del fff.autol3.ipv6assigner
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uci commit fff
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uci del gateway.@client[0].ip6addr
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uci commit gateway
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asknew
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fi
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}
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if [ -n $(uci -q get fff.autol3) ] && [ -z $(uci -q get fff.autol3.ipv6address) ] ; then
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asknew
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fi
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if [ -n $(uci -q get fff.autol3.ipv6address) ] ; then
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canusethis
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fi
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