commit 195587bd3629c156f176d61840cec5675f8364d3 · notnite.com/core

+52

docker/Dockerfile

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       FROM docker.io/golang:1.24-alpine3.21 AS build

     

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       ENV CGO_ENABLED=1

     

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       RUN apk add --no-cache gcc musl-dev

     

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       WORKDIR /usr/src/app

     

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       COPY go.mod go.sum ./

     

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       RUN go mod download

     

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       COPY . .

     

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       RUN go build -v \

     

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           -o /usr/local/bin/knotserver \

     

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           -ldflags='-s -w -extldflags "-static"' \

     

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           ./cmd/knotserver && \

     

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           go build -v \

     

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           -o /usr/local/bin/keyfetch \

     

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           ./cmd/keyfetch && \

     

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           go build -v \

     

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           -o /usr/local/bin/repoguard \

     

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           ./cmd/repoguard

     

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       FROM docker.io/alpine:3.21

     

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       LABEL org.opencontainers.image.title=Tangled

     

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       LABEL org.opencontainers.image.description="Tangled is a decentralized and open code collaboration platform, built on atproto."

     

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       LABEL org.opencontainers.image.vendor=Tangled.sh

     

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       LABEL org.opencontainers.image.licenses=MIT

     

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       LABEL org.opencontainers.image.url=https://tangled.sh

     

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       LABEL org.opencontainers.image.source=https://tangled.sh/@tangled.sh/core

     

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       RUN apk add --no-cache shadow s6-overlay execline openssh git && \

     

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           adduser --disabled-password git && \

     

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           # We need to set password anyway since otherwise ssh won't work

     

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           head -c 32 /dev/random | base64 | tr -dc 'a-zA-Z0-9' | passwd git --stdin && \

     

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           mkdir /app && mkdir /home/git/repositories

     

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       COPY --from=build /usr/local/bin/knotserver /usr/local/bin

     

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       COPY --from=build /usr/local/bin/keyfetch /usr/local/libexec/tangled-keyfetch

     

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       COPY --from=build /usr/local/bin/repoguard /home/git/repoguard

     

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       COPY docker/rootfs/ .

     

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       RUN chown root:root /usr/local/libexec/tangled-keyfetch && \

     

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           chmod 755 /usr/local/libexec/tangled-keyfetch && \

     

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           chown git:git /home/git/repoguard && \

     

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           chown git:git /app && chown git:git /home/git/repositories

     

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       EXPOSE 22

     

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       EXPOSE 5555

     

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       ENTRYPOINT ["/init"]

+16

docker/docker-compose.yml

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       services:

     

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         knot:

     

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           build:

     

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             context: ..

     

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             dockerfile: docker/Dockerfile

     

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           environment:

     

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             KNOT_SERVER_HOSTNAME: "knot.example.org"

     

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             KNOT_SERVER_SECRET: "secret"

     

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             KNOT_SERVER_DB_PATH: "/app/knotserver.db"

     

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           volumes:

     

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             - "./keys:/etc/ssh/keys"

     

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             - "./repositories:/home/git/repositories"

     

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             - "./server:/app"

     

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           ports:

     

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             - "5555:5555"

     

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             - "2222:22"

+1

docker/rootfs/etc/s6-overlay/s6-rc.d/create-sshd-host-keys/type

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       oneshot

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docker/rootfs/etc/s6-overlay/s6-rc.d/create-sshd-host-keys/up

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       /etc/s6-overlay/scripts/create-sshd-host-keys

docker/rootfs/etc/s6-overlay/s6-rc.d/knotserver/dependencies.d/base

This is a binary file and will not be displayed.

+3

docker/rootfs/etc/s6-overlay/s6-rc.d/knotserver/run

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       #!/command/with-contenv ash

     

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       exec s6-setuidgid git /usr/local/bin/knotserver

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docker/rootfs/etc/s6-overlay/s6-rc.d/knotserver/type

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       longrun

docker/rootfs/etc/s6-overlay/s6-rc.d/sshd/dependencies.d/base

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docker/rootfs/etc/s6-overlay/s6-rc.d/sshd/dependencies.d/create-sshd-host-keys

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docker/rootfs/etc/s6-overlay/s6-rc.d/sshd/run

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       #!/usr/bin/execlineb -P

     

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       /usr/sbin/sshd -e -D

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docker/rootfs/etc/s6-overlay/s6-rc.d/sshd/type

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       longrun

docker/rootfs/etc/s6-overlay/s6-rc.d/user/contents.d/knotserver

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docker/rootfs/etc/s6-overlay/s6-rc.d/user/contents.d/sshd

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+21

docker/rootfs/etc/s6-overlay/scripts/create-sshd-host-keys

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       #!/usr/bin/execlineb -P

     

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       foreground {

     

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         if -n { test -d /etc/ssh/keys }

     

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         mkdir /etc/ssh/keys

     

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       }

     

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       foreground {

     

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         if -n { test -f /etc/ssh/keys/ssh_host_rsa_key }

     

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         ssh-keygen -t rsa -f /etc/ssh/keys/ssh_host_rsa_key -q -N ""

     

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       }

     

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       foreground {

     

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         if -n { test -f /etc/ssh/keys/ssh_host_ecdsa_key }

     

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         ssh-keygen -t rsa -f /etc/ssh/keys/ssh_host_ecdsa_key -q -N ""

     

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       }

     

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       foreground {

     

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         if -n { test -f /etc/ssh/keys/ssh_host_ed25519_key }

     

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         ssh-keygen -t rsa -f /etc/ssh/keys/ssh_host_ed25519_key -q -N ""

     

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       }

+9

docker/rootfs/etc/ssh/sshd_config.d/tangled_sshd.conf

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       HostKey /etc/ssh/keys/ssh_host_rsa_key

     

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       HostKey /etc/ssh/keys/ssh_host_ecdsa_key

     

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       HostKey /etc/ssh/keys/ssh_host_ed25519_key

     

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       PasswordAuthentication no

     

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       Match User git

     

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         AuthorizedKeysCommand /usr/local/libexec/tangled-keyfetch -git-dir /home/git/repositories

     

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         AuthorizedKeysCommandUser nobody