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Faster multi stage build using cross compilation #72

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5 changes: 3 additions & 2 deletions Dockerfile
Original file line number Diff line number Diff line change
@@ -1,10 +1,11 @@
FROM golang:1.18-alpine AS build_base
FROM --platform=$BUILDPLATFORM golang:1.18-alpine AS build_base
RUN apk add --no-cache git gcc ca-certificates libc-dev
WORKDIR /build
COPY go.mod go.sum ./
RUN go mod download
COPY ./ ./
RUN go build -ldflags "-w -s" -trimpath -o speedtest .
ARG TARGETOS TARGETARCH
RUN GOOS=$TARGETOS GOARCH=$TARGETARCH go build -ldflags "-w -s" -trimpath -buildvcs=false -o speedtest .

FROM alpine:3.16
RUN apk add --no-cache ca-certificates
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