48 lines
1.3 KiB
Docker
48 lines
1.3 KiB
Docker
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# Start from golang base image
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FROM golang:1.18.2-alpine3.15 as builder
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# Install git. (alpine image does not have git in it)
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RUN apk update && apk add --no-cache git curl
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# Set current working directory
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WORKDIR /app
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RUN curl -L https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp -o /app/yt-dlp
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RUN chmod a+x /app/yt-dlp
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# Note here: To avoid downloading dependencies every time we
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# build image. Here, we are caching all the dependencies by
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# first copying go.mod and go.sum files and downloading them,
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# to be used every time we build the image if the dependencies
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# are not changed.
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# Copy go mod and sum files
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COPY go.mod ./
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COPY go.sum ./
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# Download all dependencies.
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RUN go mod download
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# Now, copy the source code
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COPY . .
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# Note here: CGO_ENABLED is disabled for cross system compilation
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# It is also a common best practise.
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# Build the application.
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RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o ./bin/gropple .
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# Finally our multi-stage to build a small image
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# Start a new stage from scratch
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FROM alpine:3.15.4
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# Copy the Pre-built binary file
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COPY --from=builder /app/bin/gropple .
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COPY --from=builder /app/yt-dlp /bin/
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# Install things we need to support yt-dlp
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RUN apk update && apk add --no-cache python3 ffmpeg
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# Run executable
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CMD ["./gropple", "--config-path", "/config/gropple.json"]
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