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https://github.com/outbackdingo/firezone.git
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df3953983c
* Remove `--pull-tags` * Correctly build and push multi-arch images for public use * re-revert Fix POSIX shell issue * re-revert Fix Gateways masquerading for wireless interfaces
33 lines
1.8 KiB
Bash
Executable File
33 lines
1.8 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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# Enable masquerading for ethernet and wireless interfaces
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iptables -C FORWARD -i $IFACE -j ACCEPT > /dev/null 2>&1 || iptables -A FORWARD -i $IFACE -j ACCEPT
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iptables -C FORWARD -o $IFACE -j ACCEPT > /dev/null 2>&1 || iptables -A FORWARD -o $IFACE -j ACCEPT
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iptables -t nat -C POSTROUTING -o e+ -j MASQUERADE > /dev/null 2>&1 || iptables -t nat -A POSTROUTING -o e+ -j MASQUERADE
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iptables -t nat -C POSTROUTING -o w+ -j MASQUERADE > /dev/null 2>&1 || iptables -t nat -A POSTROUTING -o w+ -j MASQUERADE
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ip6tables -C FORWARD -i $IFACE -j ACCEPT > /dev/null 2>&1 || ip6tables -A FORWARD -i $IFACE -j ACCEPT
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ip6tables -C FORWARD -o $IFACE -j ACCEPT > /dev/null 2>&1 || ip6tables -A FORWARD -o $IFACE -j ACCEPT
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ip6tables -t nat -C POSTROUTING -o e+ -j MASQUERADE > /dev/null 2>&1 || ip6tables -t nat -A POSTROUTING -o e+ -j MASQUERADE
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ip6tables -t nat -C POSTROUTING -o w+ -j MASQUERADE > /dev/null 2>&1 || ip6tables -t nat -A POSTROUTING -o w+ -j MASQUERADE
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fi
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if [ "${LISTEN_ADDRESS_DISCOVERY_METHOD}" = "gce_metadata" ]; then
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echo "Using GCE metadata to discover listen address"
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if [ "${PUBLIC_IP4_ADDR}" = "" ]; then
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public_ip4=$(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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export PUBLIC_IP4_ADDR="${public_ip4}"
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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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public_ip6=$(curl "http://metadata.google.internal/computeMetadata/v1/instance/network-interfaces/0/ipv6s" -H "Metadata-Flavor: Google" -s)
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export PUBLIC_IP6_ADDR="${public_ip6}"
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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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