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61 lines
2.4 KiB
Bash
61 lines
2.4 KiB
Bash
#!/bin/sh
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## configuration variables:
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VLAN=5
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IPV4_IP="10.0.5.3"
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# This is the IP address of the container. You may want to set it to match
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# your own network structure such as 192.168.5.3 or similar.
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IPV4_GW="10.0.5.1/24"
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# As above, this should match the gateway of the VLAN for the container
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# network as above which is usually the .1/24 range of the IPV4_IP
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# if you want IPv6 support, generate a ULA, select an IP for the dns server
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# and an appropriate gateway address on the same /64 network. Make sure that
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# the 20-dns.conflist is updated appropriately. It will need the IP and GW
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# added along with a ::/0 route. Also make sure that additional --dns options
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# are passed to podman with your IPv6 DNS IPs when deploying the container for
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# the first time. You will also need to configure your VLAN to have a static
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# IPv6 block.
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# IPv6 Also works with Prefix Delegation from your provider. The gateway is the
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# IP of br(VLAN) and you can pick any ip address within that subnet that dhcpv6
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# isn't serving
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IPV6_IP="fdca:5c13:1fb8::3"
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IPV6_GW="fdca:5c13:1fb8::1/64"
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# to deactivate IPv6, uncomment lines below and comment out the lines above
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#IPV6_IP=""
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#IPV6_GW=""
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# container name:unbound
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CONTAINER=unbound
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if ! test -f /opt/cni/bin/macvlan; then
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echo "Error: CNI plugins not found. You can install it with the following command:" >&2
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echo " curl -fsSLo /mnt/data/on_boot.d/05-install-cni-plugins.sh https://raw.githubusercontent.com/unifi-utilities/udm-utilities/main/cni-plugins/05-install-cni-plugins.sh && /bin/sh /mnt/data/on_boot.d/05-install-cni-plugins.sh" >&2
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exit 1
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fi
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# we assume that the VLAN bridge already exists, created by the filtering DNS (pi-hole) script
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# add IPv4 IP
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ip addr add "${IPV4_GW}" dev "br${VLAN}.mac" noprefixroute
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# (optional) add IPv6 IP to VLAN bridge macvlan bridge
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if [ -n "${IPV6_GW}" ]; then
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ip -6 addr add "${IPV6_GW}" dev "br${VLAN}.mac" noprefixroute
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fi
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# add IPv4 route to unbound container
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ip route add "${IPV4_IP}/32" dev "br${VLAN}.mac"
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# (optional) add IPv6 route to DNS container
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if [ -n "${IPV6_IP}" ]; then
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ip -6 route add "${IPV6_IP}/128" dev "br${VLAN}.mac"
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fi
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if podman container exists "${CONTAINER}"; then
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podman start "${CONTAINER}"
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else
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logger -s -t podman-unbound -p "ERROR Container ${CONTAINER} not found, make sure you set the proper name, you can ignore this error if it is your first time setting it up"
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fi
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