mirror of
https://github.com/dalbodeule/sshchat.git
synced 2025-12-07 22:55:44 +09:00
35 lines
920 B
Docker
35 lines
920 B
Docker
# Stage 1: Build the Go application
|
|
FROM golang:1.25-alpine AS builder
|
|
|
|
WORKDIR /app
|
|
|
|
# Copy go.mod and go.sum first to leverage Docker cache
|
|
COPY go.mod go.sum ./
|
|
RUN go mod download
|
|
|
|
# Copy the rest of the application source code
|
|
COPY . .
|
|
|
|
# Build the Go application
|
|
# CGO_ENABLED=0 disables CGO, creating a statically linked binary
|
|
# -o /app/main specifies the output path and name of the executable
|
|
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o /app/main .
|
|
|
|
# Stage 2: Create a minimal runtime image
|
|
FROM alpine:latest
|
|
|
|
# Install ca-certificates for HTTPS support if needed
|
|
RUN apk --no-cache add ca-certificates
|
|
|
|
WORKDIR /root/
|
|
|
|
# Copy the built executable from the builder stage
|
|
COPY --from=builder /app/main .
|
|
|
|
# Expose the port your application listens on (e.g., 2222)
|
|
EXPOSE 2222
|
|
ENV PORT=2222
|
|
ENV ROOT_PATH="/app/data"
|
|
|
|
# Command to run the application when the container starts
|
|
CMD ["./main"] |