36 lines
716 B
Docker
36 lines
716 B
Docker
# syntax=docker/dockerfile:1
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# ---- build stage ----
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FROM golang:1.27-alpine AS build
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WORKDIR /src
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# cache deps first
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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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ARG VERSION=dev
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RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w -X palette/internal/web.Version=${VERSION}" -o /palette ./cmd/palette
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# ---- runtime stage ----
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FROM alpine:3.20
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# non-root user
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RUN adduser -D -u 10001 palette
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COPY --from=build /palette /usr/local/bin/palette
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USER palette
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WORKDIR /data
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ENV PALETTE_ADDR=":8080" \
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PALETTE_DB="/data/palette.db"
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EXPOSE 8080
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VOLUME /data
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HEALTHCHECK --interval=30s --timeout=3s --retries=3 \
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CMD wget -qO- http://127.0.0.1:8080/ >/dev/null 2>&1 || exit 1
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ENTRYPOINT ["palette"]
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