Dockerfile.openwrt

FROM golang:1.22 as builder

ARG version
ENV VERSION_VAR=go.qbee.io/agent/app.Version

ENV CGO_ENABLED=0

WORKDIR /src

COPY . /src

# build the agent
RUN --mount=type=cache,target=/go \
    --mount=type=cache,target=/root/.cache/go-build \
    go build \
    -ldflags "-s -w -X ${VERSION_VAR}=$version" \
    -o /usr/bin/qbee-agent \
    main.go

# Get the openwrt rootfs
ADD https://downloads.openwrt.org/releases/23.05.0/targets/x86/64/openwrt-23.05.0-x86-64-rootfs.tar.gz /src/rootfs.tar.gz
RUN mkdir /rootfs
RUN tar -xz -C /rootfs -f /src/rootfs.tar.gz

FROM scratch
COPY --from=builder /rootfs /
RUN mkdir -p /var/lock

RUN sed -i '/^exit 0/i cat \/tmp\/resolv.conf > \/etc\/resolv.conf' /etc/rc.local

COPY test/resources/opkg /opkg-repo

RUN echo "src/gz qbee file:///opkg-repo/repo" >> /etc/opkg/customfeeds.conf
RUN sed -i '/option check_signature/d' /etc/opkg.conf

RUN mkdir /etc/qbee && echo '{}' > /etc/qbee/qbee-agent.json
COPY --from=builder /usr/bin/qbee-agent /usr/bin/qbee-agent

WORKDIR /app
CMD [ "/bin/sh" ]