Files
aiops/backend/Dockerfile
T
attacker c624ca5b4a feat(ops): U4 后端镜像瘦身 282MB→107MB (62%降幅)
- 移除 git/docker-cli/docker-cli-buildx (~100MB) 改为懒加载
- PipelineHandler 注入 ToolInstaller, runCheckout/runImageBuild 调 EnsureAvailable
- UpgradeTools 自动升级 DB 中 git/docker-cli preinstall→lazy
- 仅内置 linux-amd64 agent (~12MB节省), arm64/darwin 通过下载API
- kubectl 改用 install-kubectl.sh 下载 stripped 版本
- .dockerignore 排除 backend/kubectl 60MB 二进制
- Dockerfile.embed + backend/Dockerfile 同步更新
- 17/17 集成测试通过
2026-06-27 14:28:09 +08:00

126 lines
4.8 KiB
Docker

# syntax=docker/dockerfile:1
# ============================================================
# AIOps Backend + Agent 多阶段 Dockerfile (BuildKit 加速版)
# Stage 1: 编译后端 (Go 1.24)
# Stage 2: 交叉编译 Agent (Go 1.24, linux-amd64/arm64 + darwin-arm64)
# Stage 3: 运行时 (Alpine 3.20 固定版本)
# 署名 Logan.Li
# ============================================================
# 构建参数 — 版本号通过 git tag 或环境变量注入
ARG VERSION=dev
ARG BUILD_TIME=unknown
ARG KUBECTL_VERSION=v1.32.2
# ==================== Stage 1: Backend Builder ====================
FROM golang:1.24-alpine AS builder
WORKDIR /app
# Alpine 镜像源探测(清华 403 时自动回退)// Logan.Li
COPY scripts/setup-alpine-mirrors.sh /tmp/setup-alpine-mirrors.sh
RUN chmod +x /tmp/setup-alpine-mirrors.sh && /tmp/setup-alpine-mirrors.sh && \
apk add --no-cache git ca-certificates tzdata
ENV TZ=Asia/Shanghai
ENV GOPROXY=https://goproxy.cn,direct
ENV GONOSUMCHECK=*
ENV GOMODCACHE=/go/pkg/mod
ENV GOCACHE=/root/.cache/go-build
# 复制后端 go.mod(利用 Docker 层缓存)
COPY backend/go.mod backend/go.sum ./
# --mount=type=cache 让 go mod download 的结果跨构建复用 // Logan.Li
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
go mod download
# 复制后端源码
COPY backend/ ./
# 构建后端二进制(注入版本号)— cache mount 让增量编译极快
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
-ldflags="-w -s -X main.Version=${VERSION} -X main.BuildTime=${BUILD_TIME}" \
-o aiops .
# ==================== Stage 2: Agent Builder ====================
FROM golang:1.24-alpine AS agent-builder
ARG VERSION
ARG BUILD_TIME
WORKDIR /agent
ENV GOPROXY=https://goproxy.cn,direct
ENV GOSUMDB=off
ENV GOMODCACHE=/go/pkg/mod
ENV GOCACHE=/root/.cache/go-build
# 复制 agent go.mod
COPY agent/go.mod agent/go.sum ./
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
go mod download
# 复制 agent 源码
COPY agent/ ./
# 交叉编译三个平台的 agent 二进制(注入版本号)
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w -X main.version=${VERSION} -X main.buildTime=${BUILD_TIME}" -o bin/aiops-agent-linux-amd64 . && \
CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -ldflags="-s -w -X main.version=${VERSION} -X main.buildTime=${BUILD_TIME}" -o bin/aiops-agent-linux-arm64 . && \
CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -ldflags="-s -w -X main.version=${VERSION} -X main.buildTime=${BUILD_TIME}" -o bin/aiops-agent-darwin-arm64 .
# ==================== Stage 3: Runtime ====================
# 固定版本避免 :latest 每次变动导致全量 cache 失效 // Logan.Li
FROM alpine:3.20
ARG TARGETARCH
ARG KUBECTL_VERSION=v1.32.2
# 安装运行时依赖(U4 镜像瘦身 — 核心最小集, git/docker-cli 改为懒加载)// Logan.Li
COPY scripts/setup-alpine-mirrors.sh scripts/install-kubectl.sh /tmp/
RUN chmod +x /tmp/setup-alpine-mirrors.sh && /tmp/setup-alpine-mirrors.sh && \
apk add --no-cache ca-certificates tzdata bash curl && \
chmod +x /tmp/install-kubectl.sh && \
TARGET_OS=linux TARGET_ARCH="${TARGETARCH}" KUBECTL_VERSION="${KUBECTL_VERSION}" \
/tmp/install-kubectl.sh /usr/local/bin/kubectl && \
rm -f /tmp/setup-alpine-mirrors.sh /tmp/install-kubectl.sh
# npm 淘宝镜像加速(node 懒加载后生效)
RUN npm config set registry https://registry.npmmirror.com 2>/dev/null || true
# Maven 阿里云镜像加速(maven 懒加载后生效)
RUN mkdir -p /root/.m2 && \
echo '<?xml version="1.0" encoding="UTF-8"?><settings><mirrors><mirror><id>aliyun</id><mirrorOf>central</mirrorOf><name>Aliyun Maven</name><url>https://maven.aliyun.com/repository/public</url></mirror></mirrors></settings>' > /root/.m2/settings.xml
ENV TZ=Asia/Shanghai
WORKDIR /app
# 复制后端二进制
COPY --from=builder /app/aiops .
# 创建运行时目录(agent 二进制 + 安装脚本)
RUN mkdir -p /app/agent/bin /app/agent/deploy
# 复制 agent 二进制(U4: 仅 linux-amd64 内置, arm64/darwin 通过下载 API 提供)// Logan.Li
COPY --from=agent-builder /agent/bin/aiops-agent-linux-amd64 /app/agent/bin/
# 复制 agent 安装脚本和 systemd service 模板
COPY agent/deploy/install.sh /app/agent/deploy/
COPY agent/deploy/aiops-agent.service /app/agent/deploy/
# 启动脚本(注入 hosts DNS 缓存)
COPY backend/entrypoint.sh /app/
RUN chmod +x /app/entrypoint.sh
EXPOSE 8080
HEALTHCHECK --interval=30s --timeout=3s --start-period=10s --retries=3 \
CMD curl -f http://localhost:8080/health || exit 1
CMD ["./entrypoint.sh"]