68 lines
2.0 KiB
Docker
68 lines
2.0 KiB
Docker
# syntax=docker/dockerfile:1.7
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ARG GO_IMAGE=golang:1.25-bookworm
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ARG RUNTIME_IMAGE=debian:bookworm-slim
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FROM ${GO_IMAGE} AS builder
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WORKDIR /src/backend
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COPY go.mod go.sum ./
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RUN go mod download
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COPY . .
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ARG TARGETOS=linux
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ARG TARGETARCH=amd64
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FROM builder AS suite-builder
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# 1. 统一构建所有需要部署的后端服务二进制，避免每个服务维护一份 Dockerfile。
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# 2. 输出目录固定为 /out，便于运行时镜像按命令复用同一套产物。
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RUN --mount=type=cache,target=/root/.cache/go-build \
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mkdir -p /out && \
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for service in userauth notification active-scheduler schedule task task-class course memory agent taskclassforum tokenstore llm api; do \
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CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o "/out/${service}" "./cmd/${service}"; \
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done
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FROM builder AS service-builder
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ARG SERVICE=api
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# 1. 服务级镜像只编译一个入口，减少单服务发布时需要上传的二进制体积。
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# 2. SERVICE 必须对应 backend/cmd 下的目录；构建失败会直接暴露错误，避免发布错误镜像。
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RUN --mount=type=cache,target=/root/.cache/go-build \
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mkdir -p /out && \
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CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o "/out/${SERVICE}" "./cmd/${SERVICE}"
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FROM ${RUNTIME_IMAGE} AS runtime-base
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WORKDIR /app/backend
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# 1. 运行时只保留证书与时区数据，保证 HTTPS 请求与国内时区配置可用。
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# 2. 默认附带一份容器配置模板，实际部署仍可通过挂载文件覆盖。
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RUN apt-get update \
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&& apt-get install -y --no-install-recommends ca-certificates tzdata \
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&& rm -rf /var/lib/apt/lists/*
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COPY config.docker.yaml /app/backend/config.docker.yaml
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ENV TZ=Asia/Shanghai
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ENV SMARTFLOW_CONFIG_FILE=/app/backend/config.docker.yaml
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FROM runtime-base AS runtime-suite
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COPY --from=suite-builder /out /app/bin
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CMD ["/app/bin/api"]
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FROM runtime-base AS runtime-service
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ARG SERVICE=api
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COPY --from=service-builder /out/${SERVICE} /app/bin/${SERVICE}
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CMD ["/app/bin/api"]
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FROM runtime-suite AS runtime
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