# ========================================
# ===== Build image for the frontend =====
# ========================================
FROM node:15-alpine AS builder-frontend

WORKDIR /node/src/app
COPY web .

# Install the dependencies and build
RUN yarn install --frozen-lockfile && INLINE_RUNTIME_CHUNK=false yarn coverage

# =======================================
# ===== Build image for the backend =====
# =======================================
FROM golang:1.16.2-alpine AS builder-backend

ARG BUILD_TAG
ARG BUILD_COMMIT

# gcc and musl-dev are required for building go-sqlite3
RUN apk --no-cache add gcc musl-dev

WORKDIR /go/src/app

COPY go.mod go.sum config.template.yml ./

RUN go mod download

COPY cmd cmd
COPY internal internal

# Prepare static files to be embedded in Go binary
RUN rm -rf internal/server/public_html
COPY --from=builder-frontend /node/src/app/build internal/server/public_html
COPY api internal/server/public_html/api

# Set the build version and time
RUN echo "Write tag ${BUILD_TAG} and commit ${BUILD_COMMIT} in binary." && \
    sed -i "s/__BUILD_TAG__/${BUILD_TAG}/" cmd/authelia/constants.go && \
    sed -i "s/__BUILD_COMMIT__/${BUILD_COMMIT}/" cmd/authelia/constants.go

# Build binary for collecting integration test coverage
RUN cd cmd/authelia && \
go test -c --tags coverage -covermode=atomic -o authelia -coverpkg github.com/authelia/authelia/...

# ===================================
# ===== Authelia official image =====
# ===================================
FROM alpine:3.13.3

RUN apk --no-cache add ca-certificates tzdata

WORKDIR /app

COPY --from=builder-backend /go/src/app/cmd/authelia/authelia ./
COPY healthcheck.sh /usr/local/bin/

EXPOSE 9091

VOLUME /config

ENV PATH="/app:${PATH}"

CMD ["authelia", "-test.coverprofile=/authelia/coverage.txt", "COVERAGE", "--config", "/config/configuration.yml"]
HEALTHCHECK --interval=30s --timeout=3s CMD /usr/local/bin/healthcheck.sh