73 lines
2.2 KiB
Docker
73 lines
2.2 KiB
Docker
# Dockerfile.podman - Optimized for Podman deployment
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# HMAC File Server 3.2 "Tremora del Terra" - Podman Edition
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FROM docker.io/golang:1.24-alpine AS builder
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WORKDIR /build
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# Install build dependencies
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RUN apk add --no-cache git ca-certificates tzdata
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# Copy source code
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COPY go.mod go.sum ./
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RUN go mod download
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COPY . .
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# Build static binary optimized for containers
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RUN CGO_ENABLED=0 GOOS=linux go build \
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-ldflags="-w -s -extldflags '-static'" \
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-a -installsuffix cgo \
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-o hmac-file-server ./cmd/server/
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# Production stage - Alpine for better compatibility and security
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FROM alpine:latest
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# Install runtime dependencies and create user
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RUN apk add --no-cache \
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ca-certificates \
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tzdata \
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curl \
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shadow \
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iputils \
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&& adduser -D -s /bin/sh -u 1011 appuser \
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&& rm -rf /var/cache/apk/*
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# Create application directories with proper ownership and secure permissions
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RUN mkdir -p /app /data /deduplication /iso /logs /tmp && \
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chown -R appuser:appuser /app /data /deduplication /iso /logs /tmp && \
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chmod 750 /app /data /deduplication /iso /logs && \
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chmod 1777 /tmp
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# Copy binary from builder stage
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COPY --from=builder /build/hmac-file-server /app/hmac-file-server
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# Set proper permissions on binary
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RUN chmod +x /app/hmac-file-server && \
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chown appuser:appuser /app/hmac-file-server
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# Switch to non-root user for security
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USER appuser
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# Set working directory
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WORKDIR /app
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# Add labels for better container management
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LABEL org.opencontainers.image.title="HMAC File Server" \
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org.opencontainers.image.description="Secure file server with XEP-0363 support" \
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org.opencontainers.image.version="3.2" \
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org.opencontainers.image.vendor="PlusOne" \
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org.opencontainers.image.source="https://github.com/PlusOne/hmac-file-server" \
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org.opencontainers.image.licenses="MIT"
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# Health check for container orchestration with network resilience awareness
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HEALTHCHECK --interval=30s --timeout=15s --start-period=60s --retries=3 \
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CMD curl -f http://localhost:8888/health || exit 1
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# Expose default port (configurable via config)
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EXPOSE 8888
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# Use exec form for proper signal handling
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ENTRYPOINT ["/app/hmac-file-server"]
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CMD ["-config", "/app/config.toml"]
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