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https://github.com/outbackdingo/firezone.git
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29 lines
1.1 KiB
Bash
Executable File
29 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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if [ "${FIREZONE_ENABLE_MASQUERADE}" = "1" ]; then
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IFACE="tun-firezone"
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# TODO: Can we get away with not installing iptables? Nearly 20 MB.
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iptables-nft -A FORWARD -i $IFACE -j ACCEPT
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iptables-nft -A FORWARD -o $IFACE -j ACCEPT
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iptables-nft -t nat -A POSTROUTING -o eth+ -j MASQUERADE
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ip6tables-nft -A FORWARD -i $IFACE -j ACCEPT
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ip6tables-nft -A FORWARD -o $IFACE -j ACCEPT
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ip6tables-nft -t nat -A POSTROUTING -o eth+ -j MASQUERADE
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fi
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if [ "${LISTEN_ADDRESS_DISCOVERY_METHOD}" = "gce_metadata" ]; then
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echo "Using GCE metadata to discover listen address"
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if [ "${PUBLIC_IP4_ADDR:-}" == "" ]; then
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export PUBLIC_IP4_ADDR=$(curl "http://metadata.google.internal/computeMetadata/v1/instance/network-interfaces/0/access-configs/0/external-ip" -H "Metadata-Flavor: Google" -s)
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echo "Discovered PUBLIC_IP4_ADDR: ${PUBLIC_IP4_ADDR}"
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fi
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if [ "${PUBLIC_IP6_ADDR:-}" == "" ]; then
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export PUBLIC_IP6_ADDR=$(curl "http://metadata.google.internal/computeMetadata/v1/instance/network-interfaces/0/ipv6s" -H "Metadata-Flavor: Google" -s)
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echo "Discovered PUBLIC_IP6_ADDR: ${PUBLIC_IP6_ADDR}"
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fi
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fi
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exec $@
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