build/scripts/Complement.Dockerfile


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#syntax=docker/dockerfile:1.2

FROM golang:1.22-bookworm as build
RUN apt-get update && apt-get install -y sqlite3
WORKDIR /build

# we will dump the binaries and config file to this location to ensure any local untracked files
# that come from the COPY . . file don't contaminate the build
RUN mkdir /dendrite

# Utilise Docker caching when downloading dependencies, this stops us needlessly
# downloading dependencies every time.
ARG CGO
RUN --mount=target=. \
    --mount=type=cache,target=/go/pkg/mod \
    --mount=type=cache,target=/root/.cache/go-build \
    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/generate-config && \
    CGO_ENABLED=${CGO} go build -o /dendrite ./cmd/generate-keys && \
    CGO_ENABLED=${CGO} go build -o /dendrite/dendrite ./cmd/dendrite && \
    CGO_ENABLED=${CGO} go build -cover -covermode=atomic -o /dendrite/dendrite-cover -coverpkg "github.com/matrix-org/..." ./cmd/dendrite && \
    cp build/scripts/complement-cmd.sh /complement-cmd.sh

WORKDIR /dendrite
RUN ./generate-keys --private-key matrix_key.pem

ENV SERVER_NAME=localhost
ENV API=0
ENV COVER=0
EXPOSE 8008 8448

# At runtime, generate TLS cert based on the CA now mounted at /ca
# At runtime, replace the SERVER_NAME with what we are told
CMD ./generate-keys -keysize 1024 --server $SERVER_NAME --tls-cert server.crt --tls-key server.key --tls-authority-cert /complement/ca/ca.crt --tls-authority-key /complement/ca/ca.key && \
    ./generate-config -server $SERVER_NAME --ci > dendrite.yaml && \
    cp /complement/ca/ca.crt /usr/local/share/ca-certificates/ && update-ca-certificates && \
    exec /complement-cmd.sh