drive-health/Dockerfile

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# === Build Stage ===
FROM debian:bullseye-slim AS builder
ENV IS_DOCKER TRUE
LABEL org.opencontainers.image.source https://github.com/JustKato/drive-health
# Install build dependencies and runtime dependencies
RUN apt-get update && apt-get install -y \
gcc \
musl-dev \
libsqlite3-dev \
libsqlite3-0 \
wget \
&& rm -rf /var/lib/apt/lists/*
# Manually install Go 1.21
ENV GOLANG_VERSION 1.21.0
RUN wget https://golang.org/dl/go${GOLANG_VERSION}.linux-amd64.tar.gz -O go.tgz \
&& tar -C /usr/local -xzf go.tgz \
&& rm go.tgz
ENV PATH /usr/local/go/bin:$PATH
# Set the environment variable for Go
ENV GOPATH=/go
ENV PATH=$GOPATH/bin:$PATH
ENV GO111MODULE=on
# Create the directory and set it as the working directory
WORKDIR /app
# Copy the Go files and download dependencies
COPY go.mod go.sum ./
RUN go mod download
# Copy the source from the current directory to the Working Directory inside the container
COPY . .
# Build the Go app
RUN go build -o drive-health
# Cleanup build dependencies to reduce image size
RUN apt-get purge -y gcc musl-dev libsqlite3-dev wget \
&& apt-get autoremove -y \
&& apt-get clean
# === Final Stage ===
FROM debian:bullseye-slim AS final
# Set the environment variable
ENV IS_DOCKER TRUE
# Create the directory and set it as the working directory
WORKDIR /app
# Copy only the necessary files from the builder stage
COPY --from=builder /app/drive-health .
# Expose the necessary port
EXPOSE 8080
# Volume for external data
VOLUME [ "/data" ]
# Command to run the executable
CMD ["./drive-health"]