# ============================================================
# AIOps 单容器 Dockerfile（embed 模式）
# 前端嵌入后端二进制，一个容器搞定前后端
# 用法: docker build -f backend/Dockerfile.embed -t aiops-embed .
# 署名 Logan.Li
# ============================================================

ARG VERSION=dev
ARG BUILD_TIME=unknown

# ==================== Stage 1: Frontend Builder ====================
FROM node:20-alpine AS frontend-builder

WORKDIR /app
ENV NODE_OPTIONS=--max-old-space-size=4096

# 使用国内 npm 镜像
RUN npm config set registry https://registry.npmmirror.com

COPY frontend/package.json frontend/package-lock.json ./
RUN npm ci --prefer-offline 2>/dev/null || npm install

COPY frontend/ ./
RUN npm run build

# ==================== Stage 2: Backend Builder ====================
FROM golang:1.24-alpine AS backend-builder

WORKDIR /app

RUN sed -i 's|dl-cdn.alpinelinux.org|mirrors.aliyun.com|g' /etc/apk/repositories
RUN apk add --no-cache git ca-certificates tzdata

ENV GOPROXY=https://goproxy.cn,direct
ENV GOSUMDB=off

COPY backend/go.mod backend/go.sum ./
RUN go mod download

COPY backend/ ./

# 复制前端构建产物到 static 目录（供 go:embed 嵌入）
COPY --from=frontend-builder /app/dist ./cmd/static/

# 构建（前端已嵌入）
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
    -ldflags="-w -s -X main.Version=${VERSION} -X main.BuildTime=${BUILD_TIME}" \
    -o aiops ./cmd/

# ==================== Stage 3: Agent Builder ====================
FROM golang:1.24-alpine AS agent-builder

WORKDIR /agent

ENV GOPROXY=https://goproxy.cn,direct
ENV GOSUMDB=off

COPY agent/go.mod agent/go.sum ./
RUN go mod download

COPY agent/ ./
RUN CGO_ENABLED=0 GOOS=linux  GOARCH=amd64 go build -ldflags="-s -w" -o bin/aiops-agent-linux-amd64  . && \
    CGO_ENABLED=0 GOOS=linux  GOARCH=arm64 go build -ldflags="-s -w" -o bin/aiops-agent-linux-arm64  . && \
    CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -ldflags="-s -w" -o bin/aiops-agent-darwin-arm64 .

# ==================== Stage 4: Runtime ====================
FROM alpine:latest

RUN sed -i 's|dl-cdn.alpinelinux.org|mirrors.aliyun.com|g' /etc/apk/repositories
RUN apk --no-cache add ca-certificates tzdata curl

ENV TZ=Asia/Shanghai
WORKDIR /app

# 单个二进制（前端已嵌入）
COPY --from=backend-builder /app/aiops .

# Agent 二进制 + 安装脚本
RUN mkdir -p /app/agent/bin /app/agent/deploy
COPY --from=agent-builder /agent/bin/aiops-agent-linux-amd64  /app/agent/bin/
COPY --from=agent-builder /agent/bin/aiops-agent-linux-arm64  /app/agent/bin/
COPY --from=agent-builder /agent/bin/aiops-agent-darwin-arm64 /app/agent/bin/
COPY agent/deploy/install.sh          /app/agent/deploy/
COPY agent/deploy/aiops-agent.service /app/agent/deploy/

EXPOSE 8080

HEALTHCHECK --interval=30s --timeout=3s --start-period=10s --retries=3 \
    CMD curl -f http://localhost:8080/health || exit 1

CMD ["./aiops"]