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tangled.org/knot-docker
Community maintained Docker config for the knot server
all: update to clone from core repo
hanna.lol
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Dockerfile
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Dockerfile
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FROM docker.io/golang:1.24-alpine3.21 AS build
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from golang:1.24-alpine as builder
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env KNOT_REPO_SCAN_PATH=/home/git/repositories
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env CGO_ENABLED=1
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ENV CGO_ENABLED=1
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ENV KNOT_REPO_SCAN_PATH=/home/git/repositories
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WORKDIR /usr/src/app
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COPY go.mod go.sum ./
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workdir /app
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run apk add git gcc musl-dev
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run git clone https://tangled.sh/@tangled.sh/core .
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run go build -o /usr/bin/knot -ldflags '-s -w -extldflags "-static"' ./cmd/knot
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RUN apk add --no-cache gcc musl-dev
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RUN go mod download
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from alpine:edge
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expose 5555
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expose 22
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COPY . .
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RUN go build -v \
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-o /usr/local/bin/knot \
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-ldflags='-s -w -extldflags "-static"' \
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./cmd/knot
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label org.opencontainers.image.title='knot'
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label org.opencontainers.image.description='data server for tangled'
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label org.opencontainers.image.source='https://tangled.sh/@tangled.sh/knot-docker'
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label org.opencontainers.image.url='https://tangled.sh'
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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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FROM docker.io/alpine:3.21
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copy rootfs .
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run chmod -R 755 /etc/s6-overlay
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run apk add shadow s6-overlay execline openssl openssh git curl
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run useradd -s /bin/nologin -d /home/git git && openssl rand -hex 16 | passwd --stdin git
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run mkdir -p /home/git/repositories && chown -R git:git /home/git/repositories
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copy --from=builder /usr/bin/knot /usr/bin
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run mkdir /app && chown -R git:git /app
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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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healthcheck --interval=60s --timeout=30s --start-period=5s --retries=3 \
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cmd curl -f http://localhost:5555 || exit 1
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RUN apk add --no-cache shadow s6-overlay execline openssh git curl && \
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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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entrypoint ["/init"]
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COPY --from=build /usr/local/bin/knot /usr/local/bin
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COPY docker/rootfs/ .
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RUN chmod +x /etc/s6-overlay/scripts/keys-wrapper && \
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chown git:git /app && \
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chown -R git:git /home/git/repositories
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EXPOSE 22
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EXPOSE 5555
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HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
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CMD curl -f http://localhost:5555/ || exit 1
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ENTRYPOINT ["/init"]
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rootfs/etc/s6-overlay/s6-rc.d/knotserver/run
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rootfs/etc/s6-overlay/s6-rc.d/knotserver/run
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rootfs/etc/s6-overlay/scripts/keys-wrapper
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rootfs/etc/s6-overlay/scripts/keys-wrapper
···
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#!/bin/sh
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# Execute the knot keys command with proper shell context
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exec /bin/sh -c '/usr/local/bin/knot keys \
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-output authorized-keys \
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exec /bin/sh -c '/usr/bin/knot keys -output authorized-keys \
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-internal-api "http://${KNOT_SERVER_INTERNAL_LISTEN_ADDR:-localhost:5444}" \
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-git-dir "${KNOT_REPO_SCAN_PATH:-/home/git/repositories}" \
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-log-path "/tmp/knotguard.log"'
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-log-path "/tmp/knotguard.log"'
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