# ---- Builder stage ----
FROM golang:1.26-alpine AS builder
WORKDIR /build
# 安装构建依赖
RUN apk add --no-cache git make
# Go 代理设置（从宿主机传递）
ARG GOPROXY=https://proxy.golang.org,direct
ARG GOSUMDB=sum.golang.org
ENV GOPROXY=${GOPROXY}
ENV GOSUMDB=${GOSUMDB}
# 依赖缓存层
COPY go.mod go.sum ./
RUN go mod download
# 构建参数（版本信息）
ARG VERSION=dev
ARG GIT_COMMIT=unknown
ARG GIT_BRANCH=unknown
ARG BUILD_TIME=unknown
ARG GO_VERSION=unknown
ARG BUILD_PLATFORM=unknown
# 构建（参数与 make build 保持一致）
COPY . .
RUN CGO_ENABLED=0 GOOS=linux go build \
-ldflags="-s -w \
-X 'rua.plus/lolly/internal/version.Version=${VERSION}' \
-X 'rua.plus/lolly/internal/version.GitCommit=${GIT_COMMIT}' \
-X 'rua.plus/lolly/internal/version.GitBranch=${GIT_BRANCH}' \
-X 'rua.plus/lolly/internal/version.BuildTime=${BUILD_TIME}' \
-X 'rua.plus/lolly/internal/version.GoVersion=${GO_VERSION}' \
-X 'rua.plus/lolly/internal/version.BuildPlatform=${BUILD_PLATFORM}'" \
-gcflags="-l=4" \
-asmflags="-l=4" \
-trimpath \
-o /build/lolly \
main.go
# 创建运行时目录结构和默认页面
RUN mkdir -p /etc/lolly /var/www/html && \
echo 'LollyIt works!
' > /var/www/html/index.html
# ---- Tini stage ----
FROM alpine:3.19 AS tini-stage
RUN apk add --no-cache tini-static
# ---- Runtime stage ----
FROM scratch
# CA 证书（出站 HTTPS 代理需要）
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
# 创建配置和静态文件目录
COPY --from=builder /etc/lolly /etc/lolly
COPY --from=builder /var/www/html /var/www/html
# 二进制文件
COPY --from=builder /build/lolly /lolly
# tini 静态版本（处理 PID 1 僵尸进程回收和信号转发）
COPY --from=tini-stage /sbin/tini-static /tini
# 优雅关闭：SIGQUIT 触发 30s graceful stop
STOPSIGNAL SIGQUIT
# HTTP/1.1, HTTP/2, HTTP/3 (QUIC)
EXPOSE 8080/tcp 443/tcp 443/udp
# 使用 tini 作为 init 进程（PID 1）
ENTRYPOINT ["/tini", "--"]
CMD ["/lolly", "-c", "/etc/lolly/lolly.yaml"]