16 lines
610 B
Docker
16 lines
610 B
Docker
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# Custom Caddy with the layer-4 (TCP/UDP) app so it can proxy raw mail ports,
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# not just HTTP. caddy-ratelimit is included to match the house build on `box`.
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#
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# docker build -t tailwart-caddy ./caddy
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#
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# Pinned to 2.11 to match box's Caddy. Bump deliberately.
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FROM caddy:2.11-builder AS build
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RUN xcaddy build \
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--with github.com/mholt/caddy-l4 \
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--with github.com/mholt/caddy-ratelimit
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FROM caddy:2.11
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COPY --from=build /usr/bin/caddy /usr/bin/caddy
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# Proof the L4 module is in the binary (fails the build if not):
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RUN caddy list-modules | grep -q 'layer4' || (echo 'caddy-l4 missing!' && exit 1)
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