73 lines
2.7 KiB
Docker
73 lines
2.7 KiB
Docker
# syntax=docker/dockerfile:1
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#
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# 单镜像全栈构建：admin + user 两个 SPA 编译后由 go:embed 打进同一个二进制，
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# 由同一个进程在同一端口（8080）提供服务。不再需要独立的前端容器与 nginx。
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# ---- 阶段 1：构建两个前端 ----
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# 固定在构建机原生架构上跑（前端产物与目标架构无关），避免 buildx 多平台构建时
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# 在 QEMU 模拟的 arm64 下重跑一遍 Node —— 那样构建耗时会差一个数量级。
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FROM --platform=$BUILDPLATFORM node:24.11.1-alpine AS frontend
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WORKDIR /src
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ENV COREPACK_ENABLE_DOWNLOAD_PROMPT=0
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RUN corepack enable
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# 先只拷 manifest，让依赖安装层能在源码变动时命中缓存
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COPY frontend/admin/package.json frontend/admin/pnpm-lock.yaml ./admin/
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COPY frontend/user/package.json frontend/user/pnpm-lock.yaml ./user/
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RUN cd admin && pnpm install --frozen-lockfile
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RUN cd user && pnpm install --frozen-lockfile
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COPY frontend/admin ./admin
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COPY frontend/user ./user
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# admin 走 fullstack 模式：注入 __DJ_ADMIN_BASE__ 占位符，
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# 后端启动时按 web.admin_path 替换，使同一份产物能挂到任意自定义前缀。
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RUN cd admin && pnpm run build:fullstack
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RUN cd user && pnpm run build
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# ---- 阶段 2：构建内嵌前端的 Go 二进制 ----
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# 版本必须 >= go.mod 的 go 指令，官方镜像默认 GOTOOLCHAIN=local 不会自动拉取更高工具链。
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FROM --platform=$BUILDPLATFORM golang:1.26.5-alpine AS builder
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ARG TARGETOS
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ARG TARGETARCH
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ARG TARGETVARIANT
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ARG APP_VERSION=v1.0.0
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RUN echo "Building for $TARGETOS/$TARGETARCH$TARGETVARIANT"
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WORKDIR /src
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ENV CGO_ENABLED=0
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COPY go.mod go.sum ./
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RUN go mod download
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COPY . .
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# go:embed 只能读取包目录内的文件，所以前端产物必须落到 internal/web/dist/ 下
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COPY --from=frontend /src/admin/dist ./internal/web/dist/admin
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COPY --from=frontend /src/user/dist ./internal/web/dist/user
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RUN set -eux; \
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export GOOS="$TARGETOS" GOARCH="$TARGETARCH"; \
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if [ "$TARGETARCH" = "arm" ] && [ -n "$TARGETVARIANT" ]; then export GOARM="${TARGETVARIANT#v}"; fi; \
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if [ "$TARGETARCH" = "amd64" ] && [ -n "$TARGETVARIANT" ]; then export GOAMD64="${TARGETVARIANT#v}"; fi; \
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go build -trimpath -tags release,fullstack -ldflags="-s -w -X github.com/dujiao-next/internal/version.Version=${APP_VERSION} -X github.com/dujiao-next/internal/version.BuildType=release" -o /out/dujiao-next ./cmd/server
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# ---- 阶段 3：运行时 ----
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FROM alpine:latest
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WORKDIR /app
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RUN apk --no-cache add ca-certificates tzdata \
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&& mkdir -p /app/db /app/uploads /app/logs
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COPY --from=builder /out/dujiao-next /app/dujiao-next
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COPY config.yml.example /app/config.yml.example
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EXPOSE 8080
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CMD ["./dujiao-next"]
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