forked from dotfur/whois
57 lines
1.2 KiB
Docker
57 lines
1.2 KiB
Docker
# Use an official Golang image as a builder
|
|
FROM golang:1.20 as builder
|
|
|
|
# Set environment variables
|
|
ENV GO111MODULE=on \
|
|
CGO_ENABLED=0 \
|
|
GOOS=linux \
|
|
GOARCH=amd64
|
|
|
|
# Set the working directory inside the container
|
|
WORKDIR /app
|
|
|
|
# Copy go.mod and go.sum first to leverage Docker cache
|
|
COPY go.mod ./
|
|
|
|
# Download dependencies
|
|
RUN go mod download
|
|
|
|
# Copy the rest of the application code
|
|
COPY . .
|
|
|
|
# Build the Go application
|
|
RUN go build -o whois-daemon main.go
|
|
|
|
# Use a minimal base image to run the application
|
|
FROM alpine:3.18
|
|
|
|
# Install CA certificates for HTTPS
|
|
RUN apk add --no-cache ca-certificates
|
|
|
|
# Create a non-root user to run the app
|
|
RUN addgroup -S appgroup && adduser -S appuser -G appgroup
|
|
|
|
# Set the working directory for the runtime container
|
|
WORKDIR /app
|
|
|
|
# Copy the built application from the builder stage
|
|
COPY --from=builder /app/whois-daemon /app/
|
|
|
|
# Copy the data directory
|
|
COPY data /app/data
|
|
|
|
# Set appropriate permissions for the app directory
|
|
RUN chown -R appuser:appgroup /app
|
|
|
|
# Switch to the non-root user
|
|
USER appuser
|
|
|
|
# Expose the port the daemon runs on, replace <port> with the actual port number
|
|
EXPOSE 43
|
|
|
|
# Define the entrypoint
|
|
ENTRYPOINT ["/app/whois-daemon"]
|
|
|
|
# Optional: Define the command
|
|
CMD ["--help"]
|