47 lines
1,014 B
Docker
47 lines
1,014 B
Docker
# Multi-stage Dockerfile for Rust backend
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FROM rust:1.90-alpine as builder
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# Install build dependencies
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RUN apk add --no-cache \
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musl-dev \
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pkgconfig \
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openssl-dev \
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clang
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# Set working directory
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WORKDIR /app
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# Copy Cargo files for dependency caching
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COPY Cargo.toml Cargo.lock ./
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# Create a dummy main.rs to build dependencies
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RUN mkdir src && echo "fn main() {}" > src/main.rs
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# Build dependencies (cached layer)
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RUN cargo build --release && rm -rf src/
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# Copy source code
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COPY src/ src/
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COPY migrations/ migrations/
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# Build the application
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RUN cargo build --release
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# Runtime stage
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FROM alpine:latest
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# Install runtime dependencies
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RUN apk add --no-cache ca-certificates curl
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# Copy the binary from builder stage
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COPY --from=builder /app/target/release/backend /usr/local/bin/app
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# Expose port
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EXPOSE 3000
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# Health check
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HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
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CMD curl -f http://localhost:3000/health || exit 1
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# Run the application
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CMD ["app"]
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