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https://github.com/aljazceru/addons.git
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49 lines
1.6 KiB
Bash
49 lines
1.6 KiB
Bash
#!/bin/bash
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set -e
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CONFIG_PATH=/data/options.json
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DOMAIN=$(jq --raw-output '.domain' $CONFIG_PATH)
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DNS=$(jq --raw-output '.dns | join(", ")' $CONFIG_PATH)
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NETWORKS=$(jq --raw-output '.networks | length' $CONFIG_PATH)
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HOSTS=$(jq --raw-output '.hosts | length' $CONFIG_PATH)
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sed -i "s/%%DOMAIN%%/$DOMAIN/g" /etc/dhcpd.conf
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sed -i "s/%%DNS_SERVERS%%/$DNS/g" /etc/dhcpd.conf
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# Create networks
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for (( i=0; i < "$NETWORKS"; i++ )); do
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SUBNET=$(jq --raw-output ".networks[$i].subnet" $CONFIG_PATH)
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NETMASK=$(jq --raw-output ".networks[$i].netmask" $CONFIG_PATH)
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RANGE_START=$(jq --raw-output ".networks[$i].range_start" $CONFIG_PATH)
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RANGE_END=$(jq --raw-output ".networks[$i].range_end" $CONFIG_PATH)
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BROADCAST=$(jq --raw-output ".networks[$i].broadcast" $CONFIG_PATH)
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ROUTERS=$(jq --raw-output ".networks[$i].routers | joint(\", \")" $CONFIG_PATH)
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{
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echo "subnet $SUBNET netmask $NETMASK {"
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echo " range $RANGE_START $RANGE_END;"
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echo " option routers $ROUTERS;"
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echo " option broadcast-address $BROADCAST;"
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echo "}"
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} >> /etc/dhcpd.conf
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done
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# Create hosts
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for (( i=0; i < "$HOSTS"; i++ )); do
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MAC=$(jq --raw-output ".hosts[$i].mac" $CONFIG_PATH)
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NAME=$(jq --raw-output ".hosts[$i].name" $CONFIG_PATH)
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IP=$(jq --raw-output ".hosts[$i].ip" $CONFIG_PATH)
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{
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echo "host $NAME {"
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echo " hardware ethernet $MAC;"
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echo " fixed-address $IP;"
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echo " option host-name \"$NAME\";"
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echo "}"
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} >> /etc/dhcpd.conf
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done
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# run dhcp server
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exec /usr/sbin/dhcpd -4 -f -d --no-pid -lf /data/dhcpd.lease -cf /etc/dhcpd.conf < /dev/null
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