26 lines
979 B
Docker
26 lines
979 B
Docker
# 後端共用 image：一次 build gateway / worker / tool 三個 binary。
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# compose 以 entrypoint/command 覆寫，決定該容器當 gateway、job worker 或一次性 init。
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# build context = repo root（見 deploy/docker-compose.yml）。
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FROM golang:1.23-alpine AS build
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WORKDIR /src
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RUN apk add --no-cache git
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COPY backend/go.mod backend/go.sum ./
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RUN go mod download
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COPY backend/ ./
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RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags "-s -w" -o /out/gateway . \
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&& CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags "-s -w" -o /out/worker ./cmd/worker \
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&& CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags "-s -w" -o /out/tool ./cmd/tool
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FROM alpine:3.20
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RUN apk add --no-cache ca-certificates tzdata wget
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ENV TZ=UTC
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WORKDIR /app
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COPY --from=build /out/ /app/
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COPY backend/etc/ /app/etc/
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# 預設角色為 gateway；compose 會把 worker / init 用 entrypoint 覆寫。
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EXPOSE 8890
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ENTRYPOINT ["/app/gateway"]
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CMD ["-f", "/app/etc/gateway.prod.yaml"]
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