48 lines
1.2 KiB
Docker
48 lines
1.2 KiB
Docker
# Use the official Golang image to create a build artifact
|
|
# This is a multi-stage build pattern
|
|
FROM golang:1.21-alpine AS builder
|
|
|
|
# Install git, ca-certificates and other dependencies needed for Go modules
|
|
RUN apk update && apk add --no-cache git ca-certificates tzdata
|
|
|
|
# Create and change to the app directory
|
|
WORKDIR /app
|
|
|
|
# Copy go mod files and download dependencies
|
|
COPY go.mod go.sum ./
|
|
RUN go mod download
|
|
|
|
# Copy local code to the container image
|
|
COPY . ./
|
|
|
|
# Build the binary
|
|
RUN CGO_ENABLED=0 GOOS=linux go build -v -o server
|
|
|
|
# Use a Docker multi-stage build to create a lean production image
|
|
FROM golang:1.21-alpine
|
|
|
|
# Install ca-certificates for SSL connections
|
|
RUN apk --no-cache add ca-certificates
|
|
|
|
# Create a non-root user
|
|
RUN adduser -D -s /bin/sh appuser
|
|
|
|
# Copy the pre-built binary file from the previous stage
|
|
COPY --from=builder /app/server /server
|
|
|
|
# Copy necessary files
|
|
COPY --from=builder /app/static /static
|
|
COPY --from=builder /app/templates /templates
|
|
COPY --from=builder /app/.env /app/.env
|
|
|
|
# Change ownership of the binary to the non-root user
|
|
RUN chown appuser:appuser /server
|
|
|
|
# Change to the non-root user
|
|
USER appuser
|
|
|
|
# Expose the port
|
|
EXPOSE 17000
|
|
|
|
# Run the server
|
|
CMD ["/server"] |