29 lines
794 B
Docker
29 lines
794 B
Docker
|
FROM golang:1.19-buster as builder
|
||
|
|
|
||
|
|
# Create and change to the app directory.
|
||
|
|
WORKDIR /app
|
||
|
|
|
||
|
|
# Retrieve application dependencies.
|
||
|
|
# This allows the container build to reuse cached dependencies.
|
||
|
|
# Expecting to copy go.mod and if present go.sum.
|
||
|
|
COPY go.* ./
|
||
|
|
RUN go mod download
|
||
|
|
|
||
|
|
# Copy local code to the container image.
|
||
|
|
COPY . ./
|
||
|
|
|
||
|
|
# Build the binary.
|
||
|
|
RUN go build -v -o etl ./cmd/etl/main.go
|
||
|
|
|
||
|
|
# Use the official Debian slim image for a lean production container.
|
||
|
|
FROM debian:buster-slim
|
||
|
|
RUN set -x && apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
|
||
|
|
ca-certificates && \
|
||
|
|
rm -rf /var/lib/apt/lists/*
|
||
|
|
|
||
|
|
# Copy the binary to the production image from the builder stage.
|
||
|
|
COPY --from=builder /app/etl /app/etl
|
||
|
|
|
||
|
|
# Run the web service on container startup.
|
||
|
|
CMD ["/app/etl"]
|