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Pin golangci-lint to commit c0d3ddc9cf3faa61a4e378e879ece580256d76e5 (v2.12.2) in Dockerfile and script/bootstrap. Fix the goconst findings the new version reports under the unchanged canonical .golangci.yml by extracting shared test fixture constants and a statusError constant in the watcher.
42 lines
1019 B
Docker
42 lines
1019 B
Docker
# Build stage
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# golang 1.25-alpine, 2026-02-28
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FROM golang@sha256:f6751d823c26342f9506c03797d2527668d095b0a15f1862cddb4d927a7a4ced AS builder
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RUN apk add --no-cache git make gcc musl-dev binutils-gold
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# golangci-lint v2.12.2, 2026-08-07
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RUN go install github.com/golangci/golangci-lint/v2/cmd/golangci-lint@c0d3ddc9cf3faa61a4e378e879ece580256d76e5
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# goimports v0.42.0
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RUN go install golang.org/x/tools/cmd/goimports@009367f5c17a8d4c45a961a3a509277190a9a6f0
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WORKDIR /src
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COPY go.mod go.sum ./
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RUN go mod download
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COPY . .
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# Run all checks - build fails if any check fails
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RUN make check
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# Build the binary
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RUN make build
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# Runtime stage
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# alpine 3.21, 2026-02-28
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FROM alpine@sha256:c3f8e73fdb79deaebaa2037150150191b9dcbfba68b4a46d70103204c53f4709
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RUN apk add --no-cache ca-certificates tzdata
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WORKDIR /app
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COPY --from=builder /src/bin/dnswatcher /app/dnswatcher
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# Create data directory
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RUN mkdir -p /var/lib/dnswatcher
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ENV DNSWATCHER_DATA_DIR=/var/lib/dnswatcher
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EXPOSE 8080
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ENTRYPOINT ["/app/dnswatcher"]
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