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https://github.com/dadevel/wg-netns
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commit
da967b34d3
@ -1,3 +1,5 @@
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# network namespace name
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WG_NAMESPACE=netns0
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# local wireguard interface name
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WG_INTERFACE=wg0
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# server wireguard public key
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@ -1,7 +1,12 @@
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#!/bin/sh
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set -eu
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if ! ping -q -c 1 -W "${WG_TIMEOUT:-5}" "$WG_GATEWAY"; then
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# dependencies: dig, ip, ping and wg
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WG_ENDPOINT_DOMAIN="${WG_ENDPOINT%%:*}"
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WG_ENDPOINT_PORT="${WG_ENDPOINT##*:}"
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if ! ip netns exec "$WG_NAMESPACE" ping -q -c 1 -W "${WG_TIMEOUT:-5}" "$WG_GATEWAY"; then
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echo 'probe failed, resolving endpoint'
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wg set "$WG_INTERFACE" peer "$WG_PEER" endpoint "$WG_ENDPOINT"
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ip netns exec "$WG_NAMESPACE" wg set "$WG_INTERFACE" peer "$WG_PEER" endpoint "$(dig +short "$WG_ENDPOINT_DOMAIN"):$WG_ENDPOINT_PORT"
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fi
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