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- 将健康检查命令从`/photography-api --health-check`更新为使用新的脚本`/usr/local/bin/health-check.sh` - 在Dockerfile中添加`wget`作为运行时依赖 - 确保健康检查脚本具有执行权限 此更改提升了健康检查的可靠性和灵活性。
88 lines
2.4 KiB
Docker
88 lines
2.4 KiB
Docker
# Photography Portfolio Backend Dockerfile
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# 多阶段构建，优化镜像大小和安全性
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# Stage 1: 构建阶段
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FROM hub.skillixx.com/golang:1.23-alpine AS builder
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# 设置工作目录
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WORKDIR /app
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# 安装构建依赖 (包含CGO所需的gcc和sqlite3开发库)
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RUN apk add --no-cache git ca-certificates tzdata gcc musl-dev sqlite-dev build-base
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# 配置 Go 模块代理
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ENV GOPROXY=https://goproxy.cn,direct
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ENV GOSUMDB=sum.golang.google.cn
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# 复制 go mod 文件并下载依赖
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COPY go.mod go.sum ./
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RUN go mod download
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# 复制源代码
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COPY . .
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# 设置构建环境变量来修复Alpine下的SQLite问题
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ENV CGO_CFLAGS="-D_LARGEFILE64_SOURCE"
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# 构建应用程序 (修复Alpine下的SQLite编译问题)
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RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build \
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-ldflags='-w -s' \
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-tags "sqlite_omit_load_extension" \
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-o photography-api \
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./cmd/api/main.go
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# 构建迁移工具 (修复Alpine下的SQLite编译问题)
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RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build \
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-ldflags='-w -s' \
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-tags "sqlite_omit_load_extension" \
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-o migrate \
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./cmd/migrate/main.go
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# Stage 2: 运行阶段
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FROM alpine:3.19
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# 配置镜像源加速
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RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
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# 安装运行时依赖 (包含SQLite动态库和wget用于健康检查)
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RUN apk add --no-cache ca-certificates tzdata sqlite wget
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# 创建非root用户
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RUN addgroup -g 1001 -S appgroup && \
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adduser -S appuser -G appgroup -u 1001
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# 从builder阶段复制编译好的二进制文件
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COPY --from=builder /app/photography-api /usr/local/bin/photography-api
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COPY --from=builder /app/migrate /usr/local/bin/migrate
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# 复制配置文件和脚本
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COPY --from=builder /app/configs /configs
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COPY --from=builder /app/scripts /scripts
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COPY --from=builder /app/pkg/migration /pkg/migration
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COPY --from=builder /app/etc /etc
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COPY --from=builder /app/health-check.sh /usr/local/bin/health-check.sh
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# 设置目录权限和脚本权限
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RUN mkdir -p /app && \
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chown -R appuser:appgroup /app && \
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chmod +x /usr/local/bin/health-check.sh
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# 设置时区
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ENV TZ=Asia/Shanghai
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# 创建工作目录
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WORKDIR /app
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# 使用非root用户运行
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USER appuser:appgroup
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# 暴露端口
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EXPOSE 8080
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# 健康检查
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HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
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CMD /usr/local/bin/health-check.sh
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# 启动应用
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ENTRYPOINT ["/usr/local/bin/photography-api"] |